CN106683878A

CN106683878A - Crimping tool structure of electric reactor coil terminal

Info

Publication number: CN106683878A
Application number: CN201710115671.6A
Authority: CN
Inventors: 林朝文
Original assignee: Fujian Everstrong Lega Power Equipments Co Ltd
Current assignee: Fujian Everstrong Lega Power Equipments Co Ltd
Priority date: 2017-03-01
Filing date: 2017-03-01
Publication date: 2017-05-17
Anticipated expiration: 2037-03-01
Also published as: CN106683878B

Abstract

Disclosed is a crimping tool structure of an electric reactor coil terminal. The crimping tool structure comprises an upper tool body, a lower tool body, an upper pressing die and a lower pressing die, wherein the upper tool body comprises a column body and a guiding column; a counter bore is formed in the upper end plane of the column body; a piston rod is inserted in the counter bore; a mounting plate extends perpendicularly and backwardly at the bottom of the column body; the top of the guiding column is perpendicularly fixed on the mounting plate; the lower tool body comprises a bottom plate, a stand column and a guiding plate; the guiding plate is perpendicularly connected with the upper part of the stand column; a positioning hole is formed in the guiding plate; in a working state, the guiding column is inserted in the positioning hole; the upper pressing die is fixed at the bottom end of the column body, and the bottom end of the upper pressing die concaves inwardly to form a first trapezoid-shaped groove; the lower pressing die is fixed at the top end of the stand column; a second trapezoid-shaped groove is formed in the top end of the lower pressing die; and the first trapezoid-shaped groove and the second trapezoid-shaped groove are formed in a corresponding manner. The crimping tool structure is convenient and safe to operate, accurate and unified in dimensions, firm and reliable in crimping and high in working efficiency.

Description

Reactor winding terminal compression joint tool structure

Technical field

Present invention relates particularly to a kind of reactor winding terminal compression joint tool structure.

Background technology

Reactor is mainly made up of iron core and coiler part, and reactor winding includes skeleton 1, coil 2 and terminal 3；Coil 2 Five big requirements are crimped with and terminal 3 between：

(1) by two kinds of different size terminals 3 respectively with flat copper (or aluminum) wire crimp for matching, two kinds of different size terminals 3 difference be：The endoporus D sizes are different to the distance between the end face of pressure connection terminal 31 L with the center of bolt hole 321；

(2) coil 2 have odd number layer (as shown in Fig. 1 a, Fig. 1 c) or even numbers layer (as shown in Fig. 1 b, Fig. 1 d) point, the two goes out Line position is different；

(3) have two kinds of different directions between terminal 3 and flat copper (or aluminum) line crimps mode, such as：The connection end 32 of terminal 3 with The parallel crimping mode (as shown in Figure 1 a, 1 b) of flat copper (or aluminum) the line and connection end 32 of terminal 3 is vertical with flat copper (or aluminum) line presses Connect mode (as shown in Fig. 1 c, Fig. 1 d)；

(4) all reactor windings 2, from the one end side A of the skeleton 1 to the distance at the center of the bolt hole 321 It is S.

(5) electric current for passing through is larger, and crimping between coil and terminal must be solid and reliable, will otherwise cause heating even to burn Ruin.Therefore, manually crimped or struck with iron hammer with hydraulic tongs and tightly there will be following shortcoming：

1st, dimensional requirement is difficult to protect just, affects subsequent handling running, or even causes to do over again；

2nd, low production efficiency, high cost.

The content of the invention

The technical problem to be solved in the present invention, is to provide a kind of reactor winding terminal compression joint tool structure.

What the present invention was realized in：A kind of reactor winding terminal compression joint tool structure, including air press, the gas Dynamic compressor has a piston rod；Also include tool assembly, once tool assembly, a top die and a dip mold on；The upper frock Body includes a cylinder and guide pillar, and the upper end of the cylinder faces down and is recessed into a counterbore matched with the piston rod, described Piston rod is inserted in counterbore；The bottom of the cylinder vertically extends back an installing plate, and the plan vertical of the guide pillar is consolidated On installing plate；The lower tool assembly includes a base plate, a column and guide plate, and the column is erected on base plate；It is described Guide plate is integrally linked to the top of column, and perpendicular with column, and the guide plate is provided with one and is engaged with the guide pillar Location hole, when in running order, the guide pillar is inserted in the location hole；The top die is fixed on the bottom of cylinder, And the bottom of the top die caves inward, one first dovetail groove is formed；The dip mold is fixed on the top of column, the dip mold Top be provided with second dovetail groove matched with first dovetail groove, and first dovetail groove and the second dovetail groove phase It is correspondingly arranged.

Preferably, also including locating unit, the positioning unit includes a location-plate and a support, the location-plate Middle part is provided with one first peristome；The top of the column is provided with one second peristome, and second peristome is corresponding to described the The underface of two dovetail grooves is arranged, and the column relative to two sides cave inward into two slots, two slot is located at and leads To plate top and be disposed proximate to guide plate；

The support includes Zuo Qiang, Hou Qiang and You Qiang that one links, and the Zuo Qiang and right wall are inserted in respectively described two In slot, the location-plate pays the front end face of Yu Zuoqiang and right wall by two keepers lock；One is provided with the middle part of the rear wall Three peristomes, and first peristome, the second peristome, the 3rd peristome are in the arrangement of " one " word.

Preferably, also including a terminal, the terminal includes thering is one on a pressure connection terminal and a connection end, and the connection end Bolt hole；

The positioning unit also includes an align member, and the align member includes corner member, two square-foots and always Cylinder, two square-foot is respectively perpendicular to spread out and is connected to two length of sides outside of right angle component, and the cylinder is vertically connected at right angle structure One length of side inner side of part；The rear coping is provided with a square hole being engaged with the square-foot；When in running order, One spring housing is on square-foot described in, and the square-foot is inserted in the square hole, and the cylinder passes through the connection end Bolt hole, the pressure connection terminal is placed in second dovetail groove.

Preferably, also including a skeleton, the one end of the skeleton has an one side, the spiral shell of the side and the connection end The distance between keyhole is S；

The bottom of the rear wall extends back, and forms a flat board, and the rear end of the flat board is provided with a rectangular opening；The guide plate It is provided with a square hole；

The positioning unit also includes a latch, and the latch is a rectangle structure matched with the rectangular opening, The rectangle structure forms a square matched with the square hole corresponding to the inward-facing contraction in one end of minor face Section；When in running order, the rectangle structure wears the rectangular opening, and the square section is arranged in the square Kong Zhong, and the distance between the front end face of the location-plate and the cylinder are equal to the S.

Preferably, also including a coil, the coil has a terminal；The right part of the location-plate is additionally provided with one the 4th Peristome, the terminal passes the 4th peristome.

Preferably, the bottom of the cylinder is provided with one first horizontal groove, and the top die is placed in the first horizontal groove, And realize being connected with the first horizontal groove fastening by two tightening piece；The top of the column is provided with one second horizontal groove, institute State dip mold to be placed in the second horizontal groove, and realize being connected with the second horizontal groove fastening by two tightening piece.

Preferably, the guide pillar includes successively from top to bottom path section, big footpath section and conical section, the head end of the path section Thread is provided with, the path section is arranged on installing plate, and is paid in installing plate by a nut lock；The big footpath section and conical section it Between be additionally provided with an annular groove.

It is an advantage of the current invention that：Easy to operate, the achievable flat copper (or aluminum) to different size is between line and terminal Crimping, and two kinds of different directions crimp mode between terminal and flat copper (or aluminum) line；Size is accurately unified, crimping firmly may be used Lean on, high working efficiency.

Description of the drawings

With reference to the accompanying drawings in conjunction with the embodiments the present invention is further illustrated.

Fig. 1 a are one of structural representations of prior art reactor winding.

Fig. 1 b are the two of the structural representation of prior art reactor winding.

Fig. 1 c are the three of the structural representation of prior art reactor winding.

Fig. 1 d are the four of the structural representation of prior art reactor winding.

Fig. 2 is the structural representation of prior art terminal.

Fig. 3 is the overall diagram of reactor winding terminal compression joint tool structure of the present invention.

Fig. 4 is the structural representation of lower tool assembly in the present invention.

Fig. 5 is the structural representation of medium-height trestle of the present invention.

Fig. 6 is the structural representation of positioning unit in the present invention.

Fig. 7 is the structural representation of align member in the present invention.

Fig. 8 is the structural representation of latch in the present invention.

Specific embodiment

Refer to shown in Fig. 1 and Fig. 2, the reactor winding includes skeleton 1, coil 2 and terminal 3, the terminal 3 includes One pressure connection terminal 31 and a connection end 32, the pressure connection terminal 31 has an endoporus D, has a bolt hole 321 on the connection end 32；

Referring again to Fig. 2-3 and Fig. 4, a kind of reactor winding terminal compression joint tool structure, including air press (are not schemed Show), a skeleton 1, coil 2, tool assembly 4 on terminal 3, once tool assembly 5, a top die 6, the positioning of a dip mold 7, are single Unit 8；The air press has a piston rod 12；The upper tool assembly 4 includes a cylinder 41 and guide pillar 42, the cylinder 41 Upper end faces down and is recessed into a counterbore 411 matched with the piston rod 12, and the piston rod 12 is inserted in counterbore 411； The bottom of the cylinder 41 plan vertical for having an installing plate 43, the guide pillar 42 that vertically extends back is fixed on installing plate 43 On；The lower tool assembly 5 includes a base plate 51, a column 52 and guide plate 53, and the column 52 is erected on base plate 51；It is described Guide plate 53 is integrally linked to the top of column 52, and perpendicular with column 52, and the guide plate 53 is provided with one with the guide pillar 42 location holes 531 being engaged, when in running order, the guide pillar 42 is inserted in the location hole 531；The top die 6 bottoms for being fixed on cylinder 41, and the bottom of the top die 6 caves inward, and forms one first dovetail groove 61；The dip mold 7 The top of column 52 is fixed on, the top of the dip mold 7 is provided with second dovetail groove matched with first dovetail groove 61 71, and first dovetail groove 61 and the corresponding setting of the second dovetail groove 71.It is horizontal that the bottom of the cylinder 41 is provided with one first Groove 412, the top die 6 is placed in the first horizontal groove 412, and is realized and the first horizontal groove 412 by two tightening piece 9 Fasten connection；The top of the column 52 is provided with one second horizontal groove 521, and the dip mold 7 is placed in the second horizontal groove 521 It is interior, and realize being connected with the fastening of the second horizontal groove 521 by two tightening piece 9.

Referring again to Fig. 3, the guide pillar 42 includes successively from top to bottom path section 421, big footpath section 422 and conical section 423, The head end of the path section 421 is provided with thread b, and the path section 421 is arranged on installing plate 43, and is paid in peace by a nut lock Dress plate 43；An annular groove 424 is additionally provided between the big footpath section 422 and conical section 423.The effect of guide pillar 42 is：Prevent work In upper tool assembly 4 rotate with piston rod 12, cause mutual alignment misalignment between top die 6, dip mold 7, impact to press-fit quality； The lower end of guide pillar 42 adopt conical section 423, make top die 6 with piston rod 12 declines when, guide pillar 42 be easier insertion guide plate 53 Location hole 531 in, the annular groove 424 be used for charge of oil fat, lubrication has been moved up and down in the location hole 531 to guide pillar 42 Effect.

Referring again to Fig. 3-4, the positioning unit 8 includes that a location-plate 81, a support 82, an align member 83 and are inserted Pin 84, the middle part of the location-plate 81 is provided with one first peristome 811；The top of the column 52 is provided with one second peristome 522, second peristome 522 is arranged corresponding to the underface of second dovetail groove 71, and the relative both sides of the column 52 Towards sunken inside into two slots 523, two slot 523 is located at the top of guide plate 53 and is disposed proximate to guide plate 53；Institute Coil 2 (see Fig. 1 b) is stated with a terminal 21 (see Fig. 1 b)；The right part of the location-plate 81 is additionally provided with one the 4th peristome 812, the terminal 21 (see Fig. 1 b) passes the 4th peristome 812, and the effect of the 4th peristome 812 is to carry out When terminal 3 (see Fig. 1 b) of odd number layer line circle 2 (see Fig. 1 b) crimps, the other end for waiting crimping or crimped passes through.

Referring again to Fig. 3 and Fig. 5-6, the support 82 includes left wall 821, rear wall 822 and the right wall 823 that one links, The left wall 821 and right wall 823 are inserted in respectively in two slot 523, and the location-plate 81 is paid by the lock of two keeper 10 In left wall 821 and the front end face of right wall 823；The middle part of the rear wall 822 is provided with one the 3rd peristome 8221, and described first opens Oral area 811, the second peristome 522, the 3rd peristome 8221 are arranged in " one " word, are carrying out a terminal 3 of even numbers layer line circle 2 During crimping, the other end for crimping or having crimped is waited to pass through first peristome 811, the second peristome 522, the 3rd peristome 8221.The bottom of the rear wall 822 extends back, and forms a flat board 824, and the rear end of the flat board 824 is provided with a rectangular opening 825； The guide plate 53 is provided with a square hole 532.

Referring again to Fig. 5, Fig. 6 and Fig. 7, the align member 83 includes corner member 831, two square-foots 832 and always Cylinder 833, two square-foot 832 is respectively perpendicular to spread out and is connected to two length of sides outside of right angle component 831, and the cylinder 833 is vertical It is connected to the length of side inner side of right angle component 831；The top of the rear wall 822 is provided with one and is engaged with the square-foot 832 Square hole 8222；When in running order, a spring 11 is sheathed on square-foot 832 described in, and the square-foot 832 is inserted in In the square hole 8222, through the bolt hole 321 of the connection end 32, the pressure connection terminal 31 is placed in described the to the cylinder 833 In two dovetail grooves 71.Being engaged with square hole 8222 using square-foot 832 can limit align member 83 and can only move up and down.

Referring again to Fig. 1 b, Fig. 6, Fig. 8, the one end of the skeleton 1 has one side A, the side A and the connection The distance between the bolt hole 321 at end 32 is S；The latch 84 is a rectangle structure matched with the rectangular opening 825 841, the rectangle structure 841 forms one and matches with the square hole 532 corresponding to the inward-facing contraction in one end of minor face Square section 842, i.e. the stepped structure of latch 84；When in running order, the rectangle structure 841 wears described Rectangular opening 825, the square section 842 is arranged in the square hole 532 (see Fig. 4), and the front end of the location-plate 81 The distance between face 813 and described cylinder 833 are equal to the S.Support 82 is adjusted by latch 84 the two of the column 52 On position in slot 523, so as to adjust the cylinder 833 of align member 83 the distance between to dip mold 7 (see Fig. 3), adjusts Adjust the front and back position of bit location 8 (see Fig. 3), make two kinds of different size terminals 3 in crimping, its pressure connection terminal 31 can with it is described Second dovetail groove 71 of dip mold 7 aligns.When requiring that thick line is crimped with the matching of large terminal 3 (as shown in Fig. 1 a, Fig. 1 c), Ying Xuan Select the convex side 843 in the top of latch 84 to insert backwards in the rectangular opening 825；When requiring that fine rule is crimped with the matching of small terminal 3 (such as Shown in Fig. 1 b, Fig. 1 d), the convex side 843 in the top of latch 84 should be selected to insert forward in the rectangular opening 825.

Fig. 1 a, Fig. 1 b, Fig. 1 c, Fig. 1 d, Fig. 2-3 and Fig. 5-6 are referred to, when application present invention work, its operating procedure It is as follows：

(1) base plate 51 of the lower tool assembly 5 is locked and pays on air press workbench, the He of left wall 821 of support 82 Right wall 823 is inserted respectively in two slots 523 of column 52, and location-plate 81 is connected to into left wall 821 and right wall 823 by screw 10 On；The second dovetail groove 71 of the dip mold 7 is fitted into upward in the second horizontal groove 521 at the top of the column 52 again, and Lock two tightening piece 9.

(2) counterbore 411 of the cylinder 41 is inserted in air press piston rod 12, and is locked by a screw 13；Institute The first dovetail groove 61 for stating top die 6 is fitted into down in the first horizontal groove 412 of the cylinder 41, and locks tightening piece 9 i.e. Screw；The guide pillar 42 is fixed on the installing plate 43 by nut again.

(3) when parallel with flat copper (or aluminum) the line crimping mode in the connection end 32 of the terminal 3 is required (such as Fig. 1 a, Fig. 1 b institute Show), the square-foot 832b that should select the align member 83 is inserted in after the spring 11 and is inserted in the top of the square hole 8222, this Shi Suoshu cylinders 833 are in plumbness (not shown)；Press when requiring that the connection end 32 of the terminal 3 is vertical with flat copper (or aluminum) line When connecing mode (as shown in Fig. 1 c, Fig. 1 d), should select the align member 83 square-foot 832a be inserted in after the spring 11 insert Located at the top of the square hole 8222, now the cylinder 833 is in horizontality.

(4) requirement is crimped according to two kinds of different size matchings between terminal and flat copper (or aluminum) line, selects the top of latch 84 Cylinder 833 of the rectangular opening 825 of the flat board 824 to adjust the align member 83 is inserted backwards or forward and is arrived in convex side 843 The distance between dip mold 7.When requiring that thick line is crimped with the matching of large terminal 3 (as shown in Fig. 1 a, Fig. 1 c), latch 84 should be selected Insert backwards in the rectangular opening 825 the convex side 843 in top；When requiring that fine rule is crimped with the matching of small terminal 3 (such as Fig. 1 b, figure Shown in 1d), the convex side 843 in the top of latch 84 should be selected to insert forward in the rectangular opening 825.

(5) bolt hole 321 of the terminal 3 is enclosed within the cylinder 833 of the align member 83, and terminal 3 is crimped End 31 is placed in the second dovetail groove 71 of the dip mold 7, and in the case where spring 11 is acted on, the terminal 3 is horizontal, then will One end terminal 21 of coil 2 is horizontally inserted in the endoporus D of the pressure connection terminal 31 of the terminal 3, while according to the odd number layer, even numbers layer The position of 2 other end terminal of coil 21 is different, and even numbers layer line circle 2 (as shown in Fig. 1 b, Fig. 1 d), other end terminal 21 is successively Second peristome 522 and the 3rd peristome 8221 of support 82 of the first peristome 811, column 52 through location-plate 81, Odd number layer line circle 2 (such as Fig. 1 a, Fig. 1 c) other end terminal 21 passes through the 4th peristome 812 of the location-plate 81, and makes bone The side A of frame 1 is close on the front end face 813 of location-plate 81, starts air press, and upper tool assembly 4 and top die 6 are with pneumatic Press piston rod 12 declines terminal 3 is crimped, and during piston rod 12 is descending, the guide pillar 42 will lead described in first insertion To in the location hole 531 of plate 53, play dip mold 7 and be mutually aligned effect.

(6) closing air press, the upper tool assembly 4 and top die 6 rise with air press piston rod 12, Ran Houchong Multiple above-mentioned (5) operating procedure, crimps to another joint terminal 3 of coil 2.

The present invention is easy and safe to operate, is capable of achieving to crimping between different size flat copper (or aluminum) line and terminal 3, Yi Jiduan Two kinds of different directions crimp mode between son 3 and flat copper (or aluminum) line, and size is accurately unified, and crimp solid and reliable, and work imitates Rate is high.

Claims

1. a kind of reactor winding terminal compression joint tool structure, including air press, the air press has a piston rod；Its It is characterised by：Also include tool assembly, once tool assembly, a top die and a dip mold on；The upper tool assembly includes a post Body and guide pillar, the upper end of the cylinder faces down and is recessed into a counterbore matched with the piston rod, and the piston rod is plugged In counterbore；The bottom of the cylinder plan vertical for having an installing plate, the guide pillar that vertically extends back is fixed on installing plate On；The lower tool assembly includes a base plate, a column and guide plate, and the column is erected on base plate；The guide plate one The top of column is linked to, and it is perpendicular with column, and the guide plate is provided with a location hole being engaged with the guide pillar, works as place When working condition, the guide pillar is inserted in the location hole；The top die is fixed on the bottom of cylinder, and the top die Bottom caves inward, and forms one first dovetail groove；The dip mold is fixed on the top of column, and the top of the dip mold is provided with one The second dovetail groove matched with first dovetail groove, and first dovetail groove setting corresponding with the second dovetail groove.

2. reactor winding terminal compression joint tool structure as claimed in claim 1, it is characterised in that：Also include that a positioning is single Unit, the positioning unit includes a location-plate and a support, and one first peristome is provided with the middle part of the location-plate；The column Top be provided with one second peristome, second peristome is arranged corresponding to the underface of second dovetail groove, and described vertical Post relative to two sides cave inward into two slots, two slot is located at the top of guide plate and is disposed proximate to guide plate；

The support includes Zuo Qiang, Hou Qiang and You Qiang that one links, and the Zuo Qiang and right wall are inserted in respectively two slot In, the location-plate pays the front end face of Yu Zuoqiang and right wall by two keepers lock；One the 3rd is provided with the middle part of the rear wall to open Oral area, and first peristome, the second peristome, the 3rd peristome are in the arrangement of " one " word.

3. reactor winding terminal compression joint tool structure as claimed in claim 2, it is characterised in that：Also include a terminal, institute Stating terminal includes thering is a bolt hole on a pressure connection terminal and a connection end, and the connection end；

The positioning unit also includes an align member, and the align member includes corner member, two square-foots and a cylinder always, Two square-foot is respectively perpendicular to spread out and is connected to two length of sides outside of right angle component, and the cylinder is vertically connected at the one of right angle component Length of side inner side；The rear coping is provided with a square hole being engaged with the square-foot；When in running order, a spring It is sheathed on square-foot described in, and the square-foot is inserted in the square hole, bolt of the cylinder through the connection end Hole, the pressure connection terminal is placed in second dovetail groove.

4. reactor winding terminal compression joint tool structure as claimed in claim 3, it is characterised in that：Also include a skeleton, should The one end of skeleton has an one side, and the distance between the side and bolt hole of the connection end are S；

The bottom of the rear wall extends back, and forms a flat board, and the rear end of the flat board is provided with a rectangular opening；Set on the guide plate There is a square hole；

The positioning unit also includes a latch, and the latch is a rectangle structure matched with the rectangular opening, described Rectangle structure forms a square section matched with the square hole corresponding to the inward-facing contraction in one end of minor face；When When in running order, the rectangle structure wears the rectangular opening, and the square section is arranged in the square hole, And the distance between the front end face of the location-plate and the cylinder are equal to the S.

5. reactor winding terminal compression joint tool structure as claimed in claim 2, it is characterised in that：Also include a coil, institute Coil is stated with a terminal；The right part of the location-plate is additionally provided with one the 4th peristome, and the terminal passes the described 4th Peristome.

6. reactor winding terminal compression joint tool structure as claimed in claim 1, it is characterised in that：The bottom of the cylinder sets There is one first horizontal groove, the top die is placed in the first horizontal groove, and realized by two tightening piece laterally logical with first Groove fastens connection；The top of the column is provided with one second horizontal groove, and the dip mold is placed in the second horizontal groove, and is led to Cross two tightening piece and realize being fastened with the second horizontal groove and be connected.

7. reactor winding terminal compression joint tool structure as claimed in claim 1, it is characterised in that：The guide pillar is from top to bottom Include path section, big footpath section and conical section successively, the head end of the path section is provided with thread, and the path section is arranged in installing plate On, and paid in installing plate by a nut lock；An annular groove is additionally provided between the big footpath section and conical section.