CN208613410U

CN208613410U - Bus bar bending tool

Info

Publication number: CN208613410U
Application number: CN201821131489.6U
Authority: CN
Inventors: 常霞; 朱海林; 孙洪宾; 魏文勇; 王艳敏; 杨万里
Original assignee: Henan Senyuan Electric Co Ltd
Current assignee: Henan Senyuan Electric Co Ltd
Priority date: 2018-07-17
Filing date: 2018-07-17
Publication date: 2019-03-19
Anticipated expiration: 2028-07-17

Abstract

The utility model relates to a kind of bus bar bending tools, the bending tool includes cooperating with the lower die being located on lower die holder once to shape the upper mold bent at least two on bus bar, the upper mold has the bending and molding structure for bending setting bending of the interior angle less than or equal to 90 degree when molding at corresponding molding one with the lower die, the bending and molding structure includes the rotating block of the rolling assembling that has of the lower die on the lower die holder, the rotating block has in its rotational travel for supporting the bearing position placed to bending bus bar, and it rotates set angle and makes the upper mold and the lower die with the bending position for setting bending described in synthesis type during rotation, bus bar passes through this tooling, during upper and lower mould molding, it can once form on bus bar and be bent at least two, and it is less than or equal at wherein at least one for the interior angle of bending The process of 90 degree of bending structure, this bending is easy to operate, improves work task efficiency, reduces working strength.

Description

Bus bar bending tool

Technical field

The utility model relates to a kind of bus bar bending tools.

Background technique

It, need to be by bus bar since the bus having needs the cabling in power distribution cabinet at different angles in bus bar production With different angle bending, it is connected in bus bar connecting pin, meets cabling requirement in cabinet.

Bus bar apparatus for bending used at present can only Curved Continuous of the bending interior angle of one-pass molding at least two greater than 90 degree Folding, or the primary bending for only forming a bending interior angle and being less than or equal to 90 degree, when bus bar need to design it is at least two Continuous bending, and when the interior angle of wherein at least one bending is less than or equal to 90 degree, it is necessary to worker is greater than 90 degree to interior angle Perhaps interior angle another is rolled over to bending part less than or equal to being moved to bus bar or bending equipment after 90 degree of bending forming Curved operation, this process needs two bending operations, inconvenient for operation.In addition, small using hand-operated tools bending and molding interior angle When being equal to 90 degree of bending, it is easy to have an impact the impression of its performance on bus bar, ratio of briquetting is low, inconvenient.

So in the prior art when needing to form continuous bending on bus bar, and at least one bending interior angle is less than etc. When 90 degree, existing bending equipment can not once realize this bending requirement, can only could be formed by multiple bending this Bus bar, not only operating process is complicated for multiple bending, but also machining accuracy is poor, and working efficiency is lower.

Utility model content

The purpose of this utility model is to provide a kind of bus bar bending tools, to solve bending tool in the prior art It is unable to satisfy the skill continuously bent that there is the primary bending and molding on bus bar at least one bending interior angle to be less than or equal to 90 degree Art problem.

To achieve the above object, the technical solution of the utility model bus bar bending tool is: including lower die holder, lower die holder It is equipped with lower die, which further includes for cooperating with the lower die once to shape at least two on bus bar Locate the upper mold of bending, the upper mold and the lower die, which have, corresponds to the setting that bending interior angle at molding one is less than or equal to 90 degree when molding The bending and molding structure of bending, the bending and molding structure include the rolling assembling that has of the lower die turning on the lower die holder Motion block, the rotating block have for supporting the bearing surface placed to bending bus bar, and the rotating block has in its rotational travel Have and place bearing position to bending bus bar for supporting, and rotation set angle and make during rotation the upper mold with The lower die is with the bending position for setting bending described in synthesis type.

The beneficial effects of the utility model are: bus bar passes through this tooling, during upper and lower mould molding, rotating block Rotation can once be formed on bus bar and be bent at least two, and be less than or equal to 90 degree at wherein at least one for the interior angle of bending Bending structure, the process of this bending is easy to operate, improves work task efficiency, reduces working strength.

Above-mentioned bending and molding structure further includes the press part that the upper mold is equipped with, which is used for described Mould presses bus bar to drive the rotating block to be rotated from bearing position to bending position when mobile towards the lower die, press part is used In cooperating rotating block and upper mold to be formed with upper mold and there is the bending and molding knot for making bus bar bending interior angle be less than or equal to 90 degree Structure.

Above-mentioned bending and molding structure include the upper mold have for the rotating block by support position turn to bending The vertical patterned sides cooperated during position with the bearing surface of the rotating block, to form the vertical portion of the setting bending Point.

The top pressure face of above-mentioned press part and the vertical patterned sides form the upper dogleg section that the upper mold has, institute Stating lower die has the pressure-bearing surface that cooperate with the top pressure face, the bus bar section not being bent over for support and is used in bus bar Upper molding bending interior angle is greater than 90 degree of bending structure.

Above-mentioned upper mold has the upper limit plane being located above the rotating block, is protected with being formed with the rotating block in bending position The channel that bus bar is laterally extended is held, is stretched out out of bending tool for the bus bar not being bent over.

Above-mentioned lower die holder is equipped with for carrying out block limit to bus bar on front-rear direction corresponding with bus bar width The positive stop and backstop of position, limitation course of work median generatrix row fall out of tooling in the direction of the width.

Above-mentioned rotating block passes through the shaft rolling assembling extended along the longitudinal direction on the positive stop and backstop.

Support rod is equipped between above-mentioned positive stop and the backstop, the support rod is located at the lower section of the rotating block, The support rod is used to support front and back block, the stability of device is improved, and be located at the lower section of rotating block, for avoiding rotating block Movement.

Above-mentioned upper mold and the lower die are equipped with the arc transition section for corresponding molding bus bar bending interior angle, to keep away Exempt from the security and stability formed in electric conductivity and use process of the impression to influence bus bar on bus bar.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of embodiment of the utility model bus bar bending tool；

Fig. 2 is bus bar bending tool mold-opening structure schematic diagram shown in Fig. 1 (removal positive stop)；

Fig. 3 is bus bar bending tool mould-matching structure schematic diagram shown in Fig. 1 (removal positive stop).

Specific embodiment

The embodiments of the present invention is described further with reference to the accompanying drawing.

The specific embodiment of the bus bar bending tool of the utility model, as shown in Figure 1 to Figure 3, including is fixed on bus The first locating piece 1 and the second locating piece 9 in bending equipment (not shown), the first locating piece 1 and the first fixed plate 2 is arranged to pass through tightly Gu screw is connected, the second fixed plate 4 is equipped with below the first fixed plate 2, and pass through between the second fixed plate 4 and the first fixed plate 2 Four support columns 3 are connected support, the upper mold 13 fixedly connected below of the second fixed plate 4, above-mentioned first locating piece 1, the first fixed plate 2, Second fixed plate 4 and support column 3 constitute the upper die holder of the tooling, play support guide to upper mold 13.

The third fixed plate 10 being connected by fastening screw is equipped with above second locating piece 9, the third fixed plate 10 is under Mould 11 is connected by fastening connection piece, and above-mentioned second locating piece 9 and third fixed plate 10 and lower die 11 constitute the lower die of the tooling Seat, plays support guide to lower die 11.In lower die 11 at 13 cooperation of upper mold be equipped with continuous bending segment, the continuous bending segment Including be located in upper mold 13 first on profiled section 15 and top pressure face 16 and corresponding be located at lower die on profiled section 14, second The lower profiled section 18 of the first lower profiled section 17, second and pressure-bearing surface 19 on 11, and each profiled section and top pressure face 16, pressure-bearing surface 19 Junction is equipped with arc transition section, and when upper and lower mould is molded, molding bending interior angle is greater than 90 to the continuous bending segment on bus bar Two continuous bending structures of degree, and arc transition section is used to avoid forming impression on bus bar, and then influences bus bar Electric conductivity.

It provides that the width direction that bus bar is placed is front-rear direction, 12 He of positive stop is equipped on the front-rear direction of lower die holder Backstop 7 avoids the bus bar in the course of work from falling for limiting in the direction of the width to bus bar.It is set between the block of front and back There is support rod 8, play a supportive role to positive stop 12 and backstop 7, for increasing the stability of whole device.

Both ends, which are equipped with, positioned at the top of support rod 8 is separately fixed at the shaft 5 on positive stop 12 and backstop 7, the shaft 5 On be set with rotating block 6, rotating block 6 can cooperate when upper and lower mould is molded with upper mold 13 so that molding has bending on bus bar Interior angle is equal to 90 degree of bending angle, and correspondingly rotating to have in block 6 and upper mold 13 makes bus bar form being bent into for the bending angle Type structure.

When upper and lower mould is in die opening state, rotating block 6 is in the bearing position of horizontality, bus bar and rotating block 6 at this time On bearing surface 21 contact, during 13 downlink of upper mold, the press part in upper mold 13 presses bus bar, makes bus bar Drive rotating block 6 along rotation counterclockwise, until the bending position in a vertical state of rotating block 6, bus bar is being rotated during this Block 6 and 13 contact position of upper mold are bent over to form 90 degree of right-angle structures, bearing surface 21 and the vertical patterned sides being located in upper mold 13 20 together, forms the vertical section of 90 degree of bending angles on bus bar, presses the top pressure face 16 and vertical 20 shape of patterned sides of part At the upper dogleg section in upper mold 13, the top pressure face 16 of the press part with the pressure-bearing surface 19 that is located in lower die 11 together, at The lateral part of 90 degree of bending angles on type bus bar is equipped with transition arc in top pressure face 16 and 20 junction of vertical patterned sides, To avoid forming impression on bus bar, and then influence the electric conductivity of bus bar.Bearing surface 21, vertical patterned sides 20, on The circular arc mistake between pressure-bearing surface 19 and top pressure face 16 and vertical patterned sides 20 in top pressure face 16 on mould 13 and lower die 11 It crosses section and constitutes the bending and molding structure for making bus bar be bent into 90 degree.

The upper limit plane 22 being additionally provided in upper mold 13 above rotating block 6, with the rotating block 6 positioned at bending position together shape At making bus bar keep the channel being laterally extended, to restore the original trend of bus bar.It is corresponding with confined planes 22 on rotating block 6 Structural plane and 21 junction of bearing surface be equipped with transition circle segmental arc, with to avoid forming impression on bus bar.

The bus bar bending tool disposal molding has 90 degree of bending angles and two bending interior angles continuous greater than 90 degree Bending angle, while easy to operate, ratio of briquetting is high, improves work efficiency, reduces the working strength of worker.

As the embodiments of the present invention 2, be with the difference of embodiment 1: the bus bar bending tool also has It is multiple that 90 degree of upper and lower mould is all larger than with formation bending interior angle and is equal to 90 degree with multiple to form bending interior angle and be respectively less than Rotating block, so that bus bar forms the bending curvature of different angle, practicability is stronger.

As the embodiments of the present invention 3, be with the difference of embodiment 1: the cross section of rotating block be it is trapezoidal, with Just bus bar forms the bending curvature less than 90 degree under rotating block and upper mold effect.

Claims

1. a kind of bus bar bending tool, it is characterised in that: including lower die holder, lower die holder is equipped with lower die, the bus bar bending Tooling further includes for cooperating with the lower die once to shape the upper mold bent at least two, the upper mold and institute on bus bar Stating lower die has the bending and molding structure for bending setting bending of the interior angle less than or equal to 90 degree when molding at corresponding molding one, the folding Roll forming structure includes the rotating block of the rolling assembling that has of the lower die on the lower die holder, which has for branch The bearing surface set to bending bus bar is born, the rotating block has in its rotational travel to be placed for supporting to bending bus The bearing position of row, and rotate set angle and make the upper mold and the lower die with setting described in synthesis type during rotation The bending position of bending.

2. bus bar bending tool according to claim 1, it is characterised in that: the bending and molding structure further includes described The press part that upper mold is equipped with, the press part are used to press bus bar when the upper mold is mobile towards the lower die to drive The rotating block is moved to be rotated from bearing position to bending position.

3. bus bar bending tool according to claim 2, it is characterised in that: the bending and molding structure includes on described Mold some is used for the bearing surface during rotating block turns to bending position from bearing position with the rotating block Vertical patterned sides, with form it is described setting bending vertical section.

4. bus bar bending tool according to claim 3, it is characterised in that: the press top pressure face of part and described Vertical patterned sides form the upper dogleg section that the upper mold has, and the lower die has the pressure-bearing cooperated with the top pressure face Face.

5. bus bar bending tool according to claim 4, it is characterised in that: the upper mold, which has, is located at the rotating block The upper limit plane of top, to form the channel for keeping bus bar to be laterally extended with the rotating block in bending position.

6. bus bar bending tool according to any one of claim 1 to 5, it is characterised in that: set on the lower die holder There are the positive stop and backstop for carrying out block limit to bus bar on front-rear direction corresponding with bus bar width.

7. bus bar bending tool according to claim 6, it is characterised in that: the rotating block by prolonging along the longitudinal direction The shaft rolling assembling stretched is on the positive stop and backstop.

8. bus bar bending tool according to claim 7, it is characterised in that: between the positive stop and the backstop Equipped with support rod, the support rod is located at the lower section of the rotating block.

9. bus bar bending tool according to any one of claim 1 to 5, it is characterised in that: the upper mold and described Lower die is equipped with the arc transition section for corresponding molding bus bar bending interior angle.