CN107393707B - Installation tool and method for L-shaped contact pin of transformer - Google Patents

Installation tool and method for L-shaped contact pin of transformer Download PDF

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Publication number
CN107393707B
CN107393707B CN201710815099.4A CN201710815099A CN107393707B CN 107393707 B CN107393707 B CN 107393707B CN 201710815099 A CN201710815099 A CN 201710815099A CN 107393707 B CN107393707 B CN 107393707B
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China
Prior art keywords
die
contact pin
guide
shaped
pin
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CN107393707A (en
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左海军
谭智
谭宝良
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Beiliu Keshun Electronic Co ltd
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Beiliu Keshun Electronic Co ltd
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Insertion Pins And Rivets (AREA)
  • Housings And Mounting Of Transformers (AREA)

Abstract

The invention discloses an installation tool of an L-shaped contact pin of a transformer, which comprises a base for supporting a protective box, a guide die for positioning the L-shaped contact pin and a pressing die which can be inserted into the guide die to press the L-shaped contact pin into the protective box; the base on be equipped with the location arch that is used for the location to protect the box, guide die one end be equipped with the spliced eye of moulding-die looks adaptation, spliced eye both sides be equipped with rather than the intercommunication and with the guiding hole of the size looks adaptation of L type contact pin, guide die bottom still be equipped with along its bottom surface indent can hold protect the chamber of holding of box. The invention also discloses a mounting method of the L-shaped contact pin of the transformer. According to the invention, the mutual matching of the base with the positioning column and the positioning ring, the guide die with the inserting holes and the guide holes and the pressing die is realized, so that the L-shaped contact pin of the transformer is quickly installed in the protective box, the production efficiency is greatly improved, the labor intensity is reduced, and the production safety is ensured.

Description

Installation tool and method for L-shaped contact pin of transformer
Technical Field
The invention relates to the technical field of transformer assembly, in particular to a tool and a method for installing an L-shaped contact pin of a transformer.
Background
During assembly of the transformer, a procedure of installing an L-shaped pin in the protective case is generally involved. As shown in fig. 1-2, the protection box 1 of the transformer is a hollow groove type box body, and is composed of a cylindrical shell 1a, a square shell 1b positioned at one end of the cylindrical shell 1a, a cylindrical barrel 1c positioned at the center of an inner cavity of the cylindrical shell 1a and a pin mounting hole 1d positioned in the square shell 1b, while the L-shaped pin 3 is a small-sized pin which needs to be inserted into the pin mounting hole 1d, the current mounting method is that a worker holds the L-shaped pin 3, aligns one end of the pin with the pin mounting hole 1d in the protection box and pushes the pin into place, however, since the transformer is a small-sized component, the L-shaped pin 3 is a smaller component, the worker is difficult to operate and has great labor intensity, the operation safety cannot be guaranteed, and in addition, the modern rapid production of enterprises cannot be satisfied due to the manual mounting mode greatly influencing the production efficiency.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the instrument and the method for installing the L-shaped contact pin of the transformer, which are convenient to operate and high in safety and effectively improve the production efficiency.
The technical scheme of the invention is as follows: the mounting tool for the L-shaped contact pin of the transformer comprises a base for supporting a protective box, a guide die for positioning the L-shaped contact pin and a pressing die which can be inserted into the guide die to press the L-shaped contact pin into the protective box; the base on be equipped with the location arch that is used for the location to protect the box, guide die one end be equipped with the spliced eye of moulding-die looks adaptation, spliced eye both sides be equipped with rather than the intercommunication and with the guiding hole of the size looks adaptation of L type contact pin, guide die bottom still be equipped with along its bottom surface indent can hold protect the chamber of holding of box.
Further, the positioning protrusion comprises a positioning column positioned on the center of the base and a positioning ring positioned on the periphery of the positioning column, and the protection box can be inserted into an area surrounded by the positioning column and the positioning ring.
Further, the height of the positioning ring is larger than that of the positioning column, and the sum of the height value of the positioning ring and the depth value of the accommodating cavity is matched with the height of the protective box.
Furthermore, the positioning ring is also provided with a pair of symmetrically arranged notches, and one end of the protective box can be inserted into the notches.
Further, the shape of the accommodating cavity is matched with that of the protecting box, the depth of the accommodating cavity is matched with that of the mounting hole of the contact pin on the protecting box, and a partition plate is arranged between the accommodating cavity and the inserting hole.
Further, the guide holes are through holes arranged in pairs, and the guide holes are perpendicular to the inserting holes.
Further, the pressing die comprises a handle, a plug-in part matched with the plug-in hole and a connecting part for connecting the handle and the plug-in part.
The method is characterized in that a base, a guide die and a pressing die are arranged in a split mode, a positioning column and a positioning ring arranged on the base are utilized to position a protection box, a guide hole arranged on the guide die is utilized to position and guide the L-shaped contact pin, meanwhile, the L-shaped contact pin is limited by cooperation between a containing cavity arranged on the guide die and the positioning ring arranged on the base, and finally the L-shaped contact pin is pressed into the protection box through the pressing die, so that the L-shaped contact pin can be quickly and accurately mounted.
Further, the specific operation of the method comprises the following steps:
step 1, sleeving the protection box on a positioning column on a base, and pushing the protection box to move downwards along the axial direction of the positioning column until the bottom surface of the protection box is attached to the top surface of the base;
step 2, positioning by utilizing a containing cavity on the guide die, reversely buckling the guide die on the protection box, and ensuring that the top surface of the protection box is attached to the bottom surface of the containing cavity at the moment;
step 3, sequentially inserting the L-shaped contact pins into the protective box along the side walls of the guide holes on the guide die until the end parts of the L-shaped contact pins are positioned on the contact pin mounting holes;
and 4, pressing the L-shaped contact pin downwards by the handheld pressing die along the inserting hole on the guide die until the L-shaped contact pin is attached to the top surface of the protection box, so that the L-shaped contact pin is pressed into place rapidly and accurately.
Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. the invention has reasonable design and convenient manufacture, and the L-shaped contact pin of the transformer is quickly arranged in the protective box through the mutual cooperation of the base with the positioning column and the positioning ring, the guide die with the inserting hole and the guide hole and the pressing die which can be directly grasped by hand, thereby greatly improving the production efficiency, reducing the labor intensity, ensuring the production safety, ensuring the installation consistency of the L-shaped contact pin and improving the installation precision during mass production.
Drawings
FIG. 1 is an enlarged schematic view of a prior art cartridge;
FIG. 2 is an enlarged schematic view of the structure of an L-shaped contact pin in the prior art;
FIG. 3 is an exploded view of the structure of the present invention in its application;
FIG. 4 is an enlarged schematic view of the structure of the base of the present invention;
FIG. 5 is an enlarged schematic view of the structure of the guide die of the present invention;
FIG. 6 is an enlarged schematic view of the structure of the stamper in the present invention.
Wherein: 1-protection box, 2-base, 3-L type contact pin, 4-guide mould, 5-moulding die, 6-location arch, 7-spliced eye, 8-guiding hole, 9-holding chamber, 10-breach, 11-baffle, 1 a-cylinder shell, 1 b-square shell, 1 c-cylinder, 1 d-contact pin mounting hole, 5 a-handle, 5 b-grafting portion, 5 c-connecting portion, 6 a-reference column, 6 b-holding ring.
Detailed Description
The invention will be further described with reference to specific embodiments in the drawings.
Referring to fig. 3-6, the installation tool of the L-shaped pin of the transformer of the present invention comprises a base 2 for supporting the protection box 1, a guide die 4 for positioning the L-shaped pin 3, and a pressing die 5 which can be inserted into the guide die 4 to press the L-shaped pin 3 into the protection box 1, wherein the base 2, the guide die 4 and the pressing die 5 are all components with dimensions far larger than those of the L-shaped pin 3 or the protection box 1, so as to facilitate operation; the base 2 is provided with a positioning bulge 6 for positioning the protection box 1, the positioning bulge 6 is a bump vertically protruding along the top of the base 2, one end of the guide die 4 is provided with a plug hole 7 matched with the pressing die 5, one end of the pressing die 5 can reciprocate in the plug hole 7, two sides of the plug hole 7 are provided with guide holes 8 communicated with the plug hole and matched with the L-shaped contact pins 3 in size, the guide holes 8 are through holes arranged in pairs, the guide holes 8 are vertical to the plug hole 7 so as to adapt to the structural layout of the L-shaped contact pins 3, the L-shaped contact pins 3 can reciprocate up and down along the guide holes 8, the bottom of the guide die 4 is also provided with a containing cavity 9 which is concave along the bottom surface of the guide die 4 and can contain the protection box 1, the protection box 1 is positioned on the base 2, and the guide die 4 is connected with the protection box 1 through the containing cavity 9 to form positioning.
The positioning protrusion 6 includes a positioning column 6a located at the center of the base 2 and a positioning ring 6b located at the periphery of the positioning column 6a, the protection box 1 may be inserted into an area surrounded by the positioning column 6a and the positioning ring 6b, that is, the outer diameter of the positioning column 6a is matched with the inner diameter of the cylindrical barrel 1c of the protection box 1, the inner diameter of the positioning ring 6b is matched with the outer diameter of the cylindrical shell 1a of the protection box 1, after the protection box 1 is sleeved on the positioning column 6a, a horizontal limit is formed on the protection box 1, so that the protection box 1 cannot be displaced in the horizontal direction, a pair of symmetrically arranged notches 10 are further provided on the positioning ring 6b, and a square shell 1b at one end of the protection box 1 may be inserted into the notches 10 to prevent the protection box 1 from rotating, thereby realizing rapid positioning of the protection box 1. The invention has reasonable design and convenient manufacture, and the L-shaped contact pin 3 of the transformer is quickly installed in the protective box 1 through the base 2 with the positioning column 6a and the positioning ring 6b, the guide die 4 with the inserting hole 7 and the guide hole 8 and the pressing die 5 which can be directly grasped by hands, which are mutually matched for use, thereby greatly improving the production efficiency, reducing the labor intensity and ensuring the production safety.
In the above embodiment, the height of the positioning ring 6b is greater than that of the positioning post 6a, and the sum of the overlapping of the height value of the positioning ring 6b and the depth value of the accommodating cavity 9 is matched with the height of the protection box 1, so that after the guide die 4 is installed, the bottom surface of the guide die is matched with the top surface of the positioning ring 6b, the protection box 1 is prevented from being stressed, meanwhile, the shape of the accommodating cavity 9 is matched with the shape of the protection box 1, the depth of the accommodating cavity 9 is matched with the depth of the position of the pin mounting hole 1d on the protection box 1, a partition 11 is further arranged between the accommodating cavity 9 and the pin mounting hole 7, the top surface of the partition 11 is flush with the top surface of the guide die 4, in practical use, the top surface of the partition 11 is matched with the top surface of the pin mounting hole 1d, the protection box 1 is prevented from being stressed, meanwhile, the insertion depth of the L-shaped pins 3 can be prevented from being excessively pressed to influence the installation precision, and the L-shaped pins 3 can be ensured to be installed consistently in mass production.
In this embodiment, the pressing mold 5 includes a handle 5a, an inserting portion 5b adapted to the inserting hole 7, and a connecting portion 5c connecting the handle 5a and the inserting portion, wherein the handle 5a is a cylindrical column suitable for a worker to grasp, the inserting portion 5b and the inserting hole 7 are square structures, and the connecting portion 5c is a square block with larger mass, so that a certain extrusion effect can be achieved during actual use, and the labor intensity of the worker is reduced.
According to the method for installing the L-shaped contact pin of the transformer, the L-shaped contact pin 3 is limited by the aid of the split type base 2, the guide die 4 and the pressing die 5, the protective box 1 is positioned by the aid of the positioning column 6a and the positioning ring 6b arranged on the base 2, the L-shaped contact pin 3 is positioned and guided by the aid of the guide holes 8 arranged on the guide die 4, meanwhile, the L-shaped contact pin 3 is limited by the aid of the matching between the accommodating cavity 9 arranged on the guide die 4 and the positioning ring 6b arranged on the base 2, and finally the L-shaped contact pin 3 is pressed into the protective box 1 through the pressing die 5, so that the L-shaped contact pin 3 can be installed rapidly and accurately.
The specific operation of the method comprises the following steps:
step 1, sleeving the protection box 1 on a positioning column 6a on the base 2, and pushing the protection box 1 to move downwards along the axial direction of the positioning column 6a until the bottom surface of the protection box 1 is attached to the top surface of the base 2, so as to position the protection box 1, prevent the protection box 1 from displacing or rotating during installation, and further influence the installation accuracy;
step 2, positioning by utilizing the accommodating cavity 9 on the guide die 4, reversely buckling the guide die 4 on the protection box 1, at the moment, ensuring that the top surface of the protection box 1 is attached to the bottom surface of the accommodating cavity 9, positioning the guide die 4, and simultaneously limiting the insertion depth by the interaction of the accommodating cavity 9 of the guide die 4 and the positioning ring 6b of the base 2, so as to ensure the installation consistency of the L-shaped contact pin 3;
step 3, sequentially inserting the L-shaped pins 3 into the protective box 1 along the side walls of the guide holes 8 on the guide die 4 until the end parts of the L-shaped pins 3 are positioned on the pin mounting holes 1d, and pre-positioning the L-shaped pins 3 so as to press the L-shaped pins 3 in one time by using the pressing die 5;
step 4, the handheld pressing die 5 presses the L-shaped contact pin 3 downwards along the inserting hole 7 on the guide die 4 until the L-shaped contact pin 3 is attached to the top surface of the protection box 1, so that the L-shaped contact pin 3 is pressed in place rapidly and accurately.
While only the preferred embodiments of the present invention have been described above, it should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present invention, and these do not affect the effect of the implementation of the present invention and the utility of the patent.

Claims (9)

1. The installation tool for the L-shaped contact pin of the transformer is characterized by comprising a base (2) for supporting the protective box (1), a guide die (4) for positioning the L-shaped contact pin (3) and a pressing die (5) which can be inserted into the guide die (4) to press the L-shaped contact pin (3) into the protective box (1); the base (2) on be equipped with and be used for fixing a position the protruding (6) of protecting box (1), guide mould (4) one end be equipped with spliced eye (7) of moulding-die (5) looks adaptation, spliced eye (7) both sides be equipped with rather than the intercommunication and with guiding hole (8) of the size looks adaptation of L type contact pin (3), guide mould (4) bottom still be equipped with along its bottom surface indent can hold holding chamber (9) of protecting box (1).
2. The installation tool of the L-shaped pin of the transformer according to claim 1, wherein the positioning protrusion (6) comprises a positioning column (6 a) located on the center of the base (2) and a positioning ring (6 b) located on the periphery of the positioning column (6 a), and the protection box (1) can be inserted into an area surrounded by the positioning column (6 a) and the positioning ring (6 b).
3. The installation tool of the transformer L-shaped pin according to claim 2, wherein the height of the positioning ring (6 b) is larger than the height of the positioning column (6 a), and the sum of the height value of the positioning ring (6 b) and the depth value of the accommodating cavity (9) is matched with the height of the protection box (1).
4. The installation tool of the mutual inductor L-shaped pin according to claim 2, wherein the positioning ring (6 b) is further provided with a pair of symmetrically arranged notches (10), and one end of the protective box (1) can be inserted into the notches (10).
5. The installation tool of the mutual inductor L-shaped pin according to claim 1, wherein the shape of the accommodating cavity (9) is matched with the shape of the protection box (1), the depth of the accommodating cavity (9) is matched with the position depth of the pin installation hole (1 d) on the protection box (1), and a partition plate (11) is further arranged between the accommodating cavity (9) and the plug hole (7).
6. The installation tool of the mutual inductor L-shaped pin according to claim 1, wherein the guide holes (8) are through holes arranged in pairs, and the guide holes (8) are perpendicular to the inserting holes (7).
7. A tool for mounting an L-shaped pin of a transformer according to any one of claims 1-6, wherein the die (5) comprises a handle (5 a) and a plug part (5 b) adapted to the plug hole (7) and a connecting part (5 c) connecting the two.
8. The method for installing the instrument for installing the L-shaped pin of the transformer according to claim 7 is characterized in that the method is characterized in that the box (1) is positioned by utilizing a base (2), a guide die (4) and a pressing die (5) which are arranged in a split mode, the L-shaped pin (3) is positioned and guided by utilizing a positioning column (6 a) and a positioning ring (6 b) which are arranged on the base (2), meanwhile, the L-shaped pin (3) is limited by utilizing the cooperation between a containing cavity (9) arranged on the guide die (4) and the positioning ring (6 b) on the base (2), and finally the L-shaped pin (3) is pressed into the box (1) through the pressing die (5), so that the L-shaped pin (3) is installed rapidly and accurately.
9. The method for installing an installation tool for an L-shaped pin of a transformer according to claim 8, wherein the method comprises the steps of:
step 1, sleeving the protection box (1) on a positioning column (6 a) on the base (2), and pushing the protection box (1) to move downwards along the axial direction of the positioning column (6 a) until the bottom surface of the protection box (1) is attached to the top surface of the base (2);
step 2, positioning by utilizing a containing cavity (9) on the guide die (4), reversely buckling the guide die (4) on the protection box (1), and ensuring that the top surface of the protection box (1) is attached to the bottom surface of the containing cavity (9) at the moment;
step 3, sequentially inserting the L-shaped pins (3) into the protective box (1) along the side walls of the guide holes (8) on the guide die (4) until the end parts of the L-shaped pins (3) are positioned on the pin mounting holes (1 d);
step 4, the handheld pressing die (5) presses the L-shaped contact pin (3) downwards along the inserting hole (7) on the guide die (4) until the L-shaped contact pin (3) is attached to the top surface of the protection box (1), so that the L-shaped contact pin (3) is pressed in place rapidly and accurately.
CN201710815099.4A 2017-09-12 2017-09-12 Installation tool and method for L-shaped contact pin of transformer Active CN107393707B (en)

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Application Number Priority Date Filing Date Title
CN201710815099.4A CN107393707B (en) 2017-09-12 2017-09-12 Installation tool and method for L-shaped contact pin of transformer

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CN107393707B true CN107393707B (en) 2023-05-05

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CN201528147U (en) * 2009-10-16 2010-07-14 山东爱普电气设备有限公司 Combined drawer unit provided with novel secondary plug-in parts
CN103413673A (en) * 2013-08-16 2013-11-27 东莞市禾盈汽车配件有限公司 Automatic pin inserting machine for transformer frameworks
CN205571325U (en) * 2016-04-06 2016-09-14 冯青海 Protect box iron core manufacturing with continuous section mould utensil

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TWI379331B (en) * 2009-02-09 2012-12-11 Delta Electronics Inc Surface mount magnetic device and pick and place method using the same
CN203423059U (en) * 2013-08-16 2014-02-05 东莞市禾盈汽车配件有限公司 Automatic pin inserting machine of transformer framework
CN204011042U (en) * 2014-08-11 2014-12-10 东莞铭普光磁股份有限公司 A kind of contact pin mould
CN106384928B (en) * 2016-08-31 2018-11-27 今朝联合有限公司 A kind of semi-automatic contact pin apparatus of connector
CN106783084A (en) * 2016-11-07 2017-05-31 蚌埠市正园电子科技有限公司 A kind of miniature transformer and its production technology
CN206353512U (en) * 2016-12-13 2017-07-25 浙江正泰电器股份有限公司 Intelligent electronic-type breaker
CN206312698U (en) * 2016-12-30 2017-07-07 广州经济技术开发区黄海精密模具有限公司 A kind of network transformer shell and network transformer
CN206432136U (en) * 2017-01-19 2017-08-22 广州三兴精密模具塑料工程有限公司 A kind of faller gill mounting structure of automatic needle inserting machine
CN107031059B (en) * 2017-04-01 2019-06-14 浙江工业职业技术学院 A kind of automatic needle inserting machine
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Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201528147U (en) * 2009-10-16 2010-07-14 山东爱普电气设备有限公司 Combined drawer unit provided with novel secondary plug-in parts
CN103413673A (en) * 2013-08-16 2013-11-27 东莞市禾盈汽车配件有限公司 Automatic pin inserting machine for transformer frameworks
CN205571325U (en) * 2016-04-06 2016-09-14 冯青海 Protect box iron core manufacturing with continuous section mould utensil

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