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Publication numberCN101733344 B
Publication typeGrant
Application numberCN 200910263838
Publication date4 Jul 2012
Filing date19 Dec 2009
Priority date19 Dec 2009
Also published asCN101733344A
Publication number200910263838.9, CN 101733344 B, CN 101733344B, CN 200910263838, CN-B-101733344, CN101733344 B, CN101733344B, CN200910263838, CN200910263838.9
Inventors周德富, 高尔荣
Applicant浙江博雷重型机床制造有限公司
Export CitationBiBTeX, EndNote, RefMan
External Links: SIPO, Espacenet
Working handpiece of numerical control wire bending machine
CN 101733344 B
Abstract
The invention relates to a working handpiece of a numerical control wire bending machine, which comprises the working handpiece of the numerical control wire bending machine. Two die heads in the die-changing and die head steering lifting position-hiding mechanism in the numerical control wire bending machine are connected with two spline shafts without relative displacement; the bottom parts of the spline shafts are contacted with the lower end of a pressure spring; the upper end of the pressure spring is contacted with the inner step of a main shaft and drives the spline shafts to move downwards; a swing arm of the position changing and swinging mechanism of the bending die head in the numerical control wire bending machine is connected with a wire bending power driving device without relative displacement; one end of a connecting rod is moveably connected with the swing arm, while the other end is moveably connected with the swing arm; the swing arm is connected with a rotating shaft of a numerical angle graduator without relative displacement; a driving device takes a worm-gear case as a main body; a worm is supported by a bearing without axial displacement, and at the same time drives two worm gears which are connected with the main shaft without relative displacement; splines are arranged in the main shaft; the spline shafts are connected with the splines in the main shaft; the main shaft and the worm-gear case are supported by the bearing without axial displacement; and two bending die heads are connected with the two spline shafts respectively without relative displacement.
Claims(1)  translated from Chinese
1. 一种数控弯线机工作机头,其特征是:所述数控弯线机中的换模、转向模头升降避位机构中的两个折弯模头分别与两个花键轴无相对位移连接,花键轴底部与压簧下端相触,压簧上端与主轴内台阶相触且带动花键轴下移;所述数控弯线机中的数控弯线机折弯模头换位、摆位机构中的摆臂与弯线动力驱动装置无相对位移连接,第二摆臂和连杆的一端活动连接,连杆的另一端和第一摆臂活动连接,第一摆臂与数控角度分度器的转轴无相对位移连接;所述数控弯线机中的传动装置以蜗轮箱为主体,蜗杆通过轴承座支承且无轴向位移,并同时驱动两个蜗轮,两个蜗轮与主轴无相对位移连接,主轴内带花键,花键轴与主轴内的花键连接,主轴与蜗轮箱通过轴承支承且无轴向位移;所述数控弯线机中的数控弯线机线材切断油缸中的固定剪断模固定在主体上,主体直接作为油缸缸体,活动剪断模与活动模座无相对位移连接,活动模座与活塞杆无相对位移连接,主体内的两个通油口分别左右两个油腔连通。 A curved line of CNC machine work head, characterized in that: the CNC wire bending machine for mold, die elevating the steering mechanism in place to avoid the two bending die with the two spline shaft without relative displacement connection, splined shaft touching the bottom of the lower end of spring, spring upper end of the inner shaft stepped touching down and drive spline shaft; the CNC bending machine, CNC wire bending wire bender die transposition , arm positioning mechanism in line with the curve is no relative displacement of the powered device connected to the second end of the movable link arm and connect the other end of the connecting rod and the first arm of active connections, a first arm and NC indexer shaft angle no relative displacement; said CNC bending machine transmission line with gear box as the main body, the worm is supported by the bearing without axial displacement, and simultaneously drive two worm gear, worm wheels and spindles no relative displacement connection, within a splined shaft, spline shaft and spline shaft connections within the spindle and the worm gear box and through the bearing without axial displacement; the CNC bending machine, CNC wire bending wire machine wire cutting cylinder in Fixed cut mold fixed on a body directly as cylinder block, cut the mold and movable mold movable seat without relative displacement connection, the movable mold base and no relative displacement piston rod connected to two ports within the body through the left and right respectively oil chamber communicating.
Description  translated from Chinese

数控弯线机工作机头 CNC wire bending machine working head

技术领域 Technical Field

[0001] 本发明涉及一种一是机构简洁可靠、结构紧凑、自身重量负载轻、线材成型加工效率高,二是动作响应快速,换模、摆位角度精确度高,三是油缸推力大、剪切力大、体积小的数控弯线机工作机头,属弯线机制造领域。 [0001] The present invention relates to a simple and reliable one institution, compact, self-weight load is light, high wire forming efficiency, and second, the action fast response for mold, high precision positioning angle, the third is the fuel tank thrust, shear, small CNC wire bending machine work head, is a curved line machine manufacturing.

背景技术 Background

[0002] 目前,市场上销售的弯线机,在结构设计上,每个模头对应一个油缸或气缸分别推拉,实现模头换模及转向升降避位,结构复杂,自身重量负载大,也加重了机头的负载,线材的成型加工效率低。 [0002] Currently, the market is bending line, the structural design, each module corresponds to a cylinder head or cylinder sliding respectively, to achieve die retooling avoid lifting and steering position, complex structure, its own weight load large, increased efficiency of forming head low load wire.

[0003] 数控折弯模头的换位、摆位是通过油缸推动摆杆,信号检测暂停位置,动作相应慢,换模、摆位角度精确度低。 [0003] The transposition CNC bending die, anyway, is driven by the cylinder pendulum, suspended position signal detection, appropriate action is slow, retooling, anyway, low angle accuracy.

[0004] 数控弯线机的折线机构都通过减速装置和正齿传动装置传动,传动机构结构复杂,自身负载较重,线材的成型加工效率比较低。 [0004] CNC bending machine fold line through the reduction gear mechanism and the spur gear transmission, transmission complex, itself heavily loaded, wire forming efficiency is relatively low.

[0005] 数控弯线机的数控弯线机线材切断油缸在结构设计上,由单推油缸直接推动剪断模实施剪切或单推油缸结合滑块推动剪断模实施剪切,线材剪切力小,油缸体积大,机头负载重,线材成型加工效率低。 [0005] The line CNC bending machine CNC bending machine wire cutting cylinder in-line design, the push of a single cylinder direct promotion of the implementation of the cut or die cut cylinder single push slider combination to promote the implementation of the shear modulus shear, low shear wire , cylinder bulky, heavy head load, low Wire Forming efficiency.

发明内容 DISCLOSURE

[0006] 设计目的:避免背景技术中的不足之处,设计一种既机构简洁可靠、结构紧凑、自身重量负载轻、线材成型加工效率高,又动作响应快速,换模、摆位角度精确度高,同时油缸推力大、剪切力大、体积小的弯线机换模、转向模头升降避位机构。 [0006] designed to: prevent background art deficiencies, both institutions to design a simple and reliable, compact and light weight of the load itself, Wire Forming high efficiency and fast response action, retooling, placement angle accuracy high, while the fuel tank thrust, shear force, small curved line machine retooling, steering to avoid lifting die positioning mechanism.

[0007] 设计方案:为了实现上述设计目的。 [0007] design: To achieve the design goal. 1、两个模头分别与两个花键轴无相对位移连接,花键轴底部与压簧下端相触,压簧上端与主轴内台阶相触且带动花键轴下移的设计,是本发明的技术特征之一。 1, the two dies are respectively connected with two spline shaft is no relative displacement, spline shaft touching the bottom of the lower end of spring, spring upper end of the inner shaft and drive down the stairs with a touch of design spline shaft is present One of the technical features of the invention. 这样做的目的在于:主轴内台阶使压簧长期处于压缩状态,迫使花键轴长期处于回缩状态,当需要工作的模头转至工位中心,油缸或气缸将花键轴与模头连带顶起,压簧再次被压缩;当需要换模或模头转向时,油缸或气缸缩回,花键轴连带模头在压簧弹力下下降,从而进行避位动作。 The aim is to: Spindle stairs so long spring in a compressed state, forcing long spline shaft in a retracted state, when you need to work go to die station center, cylinders or cylinder spline shaft and die en top, spring is compressed again; when you need to change the mold or die steering, cylinders or cylinder retracts, joint die decline in spring stretch spline shaft, thereby performing the operation to avoid the place. 2、摆臂与弯线动力驱动装置无相对位移连接,第二摆臂和连杆的一端活动连接,连杆的另一端和第一摆臂活动连接的设计,是本发明的技术特征之二。 2, arm and bend line is no relative displacement of the powered device connected to the second end of the movable link arm and connect the other end of the connecting rod and the first arm active connection design, the technical features of the present invention, two . 这样做的目的在于:两摆臂通过连杆连接,可以实现两摆臂的同步摆动且相应快速。 The aim is to: the two are connected by the link arm, two arm can swing and the corresponding synchronization quickly. 3、第一摆臂与数控角度分度器的转轴无相对位移连接的设计,是本发明的技术特征之三。 3, the first arm angle NC indexer shaft with no relative displacement connector design that is the technical features of the present invention III. 这样做的目的在于:通过数控角度分度器的分度控制,可以提高换模、摆位角度精确度,实现任意角度位置停靠。 The aim is to: through the digital angle indexer indexing control, can improve retooling, placement angle accuracy, arbitrary angular position docked. 4、传动装置以蜗轮箱为主体,蜗杆通过轴承座支承且无轴向位移,并同时驱动两个蜗轮的设计,是本发明的技术特征之四。 4, the drive means as the main gear box, a worm is supported by the bearing without axial displacement, and simultaneously drive two worm gear design, the technical features of the present invention IV. 这样做的目的在于:两个蜗轮由同一蜗杆驱动,确保了蜗杆的同步动作,避免了异步传动很难达到同步动作的缺点。 The aim is to: Two worm driven by the same worm, the worm ensures synchronized action, avoiding the disadvantages of asynchronous transmission is difficult to achieve synchronized action. 5、 两个蜗轮与主轴无相对位移连接,主轴内带花键,花键轴与主轴内的花键连接,主轴与蜗轮箱通过轴承支承且无轴向位移,两个折弯模头分别与两根花键轴无相对位移连接的设计,是本发明的技术特征之五。 5, the two worm and the spindle is no relative displacement connection, internal splined shaft, spline shaft and splined shaft connections within the spindle and the worm gear box and through the bearing without axial displacement, two bending die, respectively Two spline shaft is no relative displacement for design, technical features of the present invention is five. 这样做的目的在于:两个蜗轮同步转动带动主轴,主轴通过与两根花键轴之间的花键连接驱动两根花键轴同步转动,最终达到两个折弯模头的同步折弯动作。 The aim is to: the two synchronously rotating worm drive spindle with two spline connection between the spline shaft spline shaft drive two synchronous rotation, and ultimately die of synchronous two bends bending action . 7、固定剪断模固定在主体上,主体直接作为油缸缸体的设计,是本发明的技术特征之七。 7, the fixed die cut fixed to the body, the body directly as cylinder block design, the technical features of the present invention is seven. 这样做的目的在于:减小了油缸的体积,减轻了机头的负载,从而提高了线材成型加工效率。 This aims: to reduce the volume of the fuel tank, reducing the load on the nose, thereby improving the efficiency of wire forming. 8、活动剪断模与活动模座无相对位移连接,活动模座与活塞杆无相对位移连接,主体内的通油口与之相连的油腔和油腔连通,通油口与之相连的油腔和油腔连通的设计,是本发明的技术特征之八。 8, activity cut the mold and movable mold seat without relative displacement connection, the movable mold base and no relative displacement piston rod connected to the oil chamber through the oil port connected within the body and the oil chamber communicates oil through the oil port connected thereto chamber and oil chamber in communication design, technical features of the present invention is eight. 这样做的目的在于:通油口进油时,随油路分配后,油腔和油腔同时进油,推动活塞和活塞杆箱左移动,实现剪断位移动作;当通油口进油时,随油路分配后,油腔和油腔同时进油,实现剪断退回动作。 The aim is to: The pass port into the oil, with the oil distribution, oil chamber and the oil chamber into the oil at the same time, pushing the piston and rod box left movement, to achieve shear displacement movement; when the communication port into the oil, After dispensing with the oil, the oil chamber and the oil chamber into the oil at the same time, achieve cut return action.

[0008] 技术方案:数控弯线机工作机头,它包括数控弯线机工作机头,所述数控弯线机中的换模、转向模头升降避位机构中的两个模头分别与两个花键轴无相对位移连接,花键轴底部与压簧下端相触,压簧上端与主轴内台阶相触且带动花键轴下移;所述数控弯线机中的数控弯线机折弯模头换位、摆位机构中的摆臂与弯线动力驱动装置无相对位移连接,第二摆臂和连杆的一端活动连接,连杆的另一端和第一摆臂活动连接,第一摆臂与数控角度分度器的转轴无相对位移连接;所述数控弯线机中的传动装置以蜗轮箱为主体,蜗杆通过轴承座支承且无轴向位移,并同时驱动两个蜗轮,两个蜗轮与主轴无相对位移连接,主轴内带花键,花键轴与主轴内的花键连接,主轴与蜗轮箱通过轴承支承且无轴向位移,两个折弯模头分别与两根花键轴无相对位移连接;所述数控弯线机中的数控弯线机线材切断油缸中的固定剪断模固定在主体上,主体直接作为油缸缸体,活动剪断模与活动模座无相对位移连接,活动模座与活塞杆无相对位移连接,主体内的通油口与之相连的油腔和油腔连通,通油口与之相连的油腔和油腔连通。 [0008] Technical Solution: CNC wire bending machine working head, which includes CNC wire bending machine working head, the CNC wire bending machine for mold, die elevating the steering mechanism in place to avoid the two die respectively Two spline shaft is no relative displacement connection, splined shaft lower end touching the bottom of the spring, spring upper end of the inner shaft stepped touching down and drive spline shaft; the CNC bending machine, CNC wire bending line machine Bending die transposition, arm positioning mechanism in line with the curve is no relative displacement of the powered device connected to the second end of the movable link arm and connect the other end of the connecting rod and the first arm active connection, The first arm and NC indexer shaft angle no relative displacement; said CNC wire bending machine with worm gear box for the body, the worm is supported by the bearing without axial displacement, and simultaneously drive two worm gear, two a worm wheel and the spindle is no relative displacement connection, within a splined shaft, spline shaft and splined shaft connections within the spindle and the worm gear box and through the bearing without axial displacement, two bending die and two are spent The key shaft without relative displacement; said CNC bending machine, CNC wire bending wire machine wire cut off cylinder fixed mold fixed on a body directly as cylinder block, cut the mold and movable mold movable seat without relative displacement connection , movable mold base and no relative displacement piston rod connected to the oil chamber through the oil port connected within the body and the oil chamber communicates with the oil chamber through the oil port and oil chamber connected communication.

[0009] 本发明与背景技术相比,一是数控弯线机换模、转向模头升降避位机构简洁可靠, 结构紧凑,自身重量负载轻,线材成型效率高;二是数控弯线机折弯模头换位、摆位机构一种动作响应快速,换模、摆位角度精确度高;三是结构紧凑,自身重量负载轻,线材成型效率高;四是同样压力源,数控弯线机线材切断油缸推力大,剪切力大,体积小,自身重量负载轻,从而减轻了机头负载,提高了线材成型加工效率。 [0009] The present invention as compared to the background art, one line CNC bending machine retooling, steering to avoid lifting die release mechanism is simple and reliable, compact and light weight of the load itself, high wire forming efficiency; the second is CNC bending machine off line Bending die transposition, positioning mechanism for a rapid response operation, retooling, placement angle accuracy; the third is a compact, self-weight load is light, high wire forming efficiency; four is the same pressure source, CNC wire bending machine wire cutting fuel tank thrust, shear force, small size, light weight of the load itself, thus reducing the head load and improve the wire forming efficiency.

附图说明 Brief Description

[0010] 图1是弯线机换模、转向模头升降避位机构的结构示意图。 [0010] FIG. 1 is a curved line machine retooling, turning the die structure diagram avoid positioning mechanism lift.

[0011] 图2是数控弯线机折弯模头换位、摆位机构的结构示意图。 [0011] FIG. 2 is a line CNC bending machine bending die transposition, placement agencies FIG.

[0012] 图3是图2的A向结构示意图。 [0012] FIG. 3 is a schematic diagram of the structure of A 2.

[0013] 图4是数控弯线机(折线机)传动装置的结构示意图。 [0013] FIG. 4 is a line CNC bending machine (broken line machine) Schematic diagram of the transmission.

[0014] 图5是图4的A向结构示意图。 [0014] FIG. 5 is a schematic diagram of the structure of A 4.

[0015] 图6是数控弯线机线材切断油缸的结构示意图。 [0015] FIG. 6 is a block diagram of CNC wire bending machine wire cutting cylinders.

[0016] 图7是通油口进油时的结构示意图。 [0016] FIG. 7 is a schematic view through the port into the oil when.

[0017] 图8是通油口进油时的结构示意图。 [0017] FIG. 8 is a block diagram through the mouth into the oil when the oil.

具体实施方式 DETAILED DESCRIPTION

[0018] 实施例1 :参照附图1〜8。 [0018] Example 1: 1 ~ 8 with reference to the accompanying drawings. 数控弯线机工作机头,它包括数控弯线机工作机头,所述数控弯线机中的弯线机换模、转向模头升降避位机构中的两个模头1-1分别与两个花键轴1-2无相对位移连接,花键轴1-2底部与压簧1-3下端相触,压簧1-3上端与主轴内台阶相触且带动花键轴1-2下移。 CNC wire bending machine working head, which includes CNC bending machine working head line, the line CNC bending machine bending line machine retooling, steering die lifting mechanism in place to avoid the two die 1-1 respectively 1-2 no relative displacement of the two splined shaft, spline shaft bottom 1-2 and 1-3 with the lower end of spring into contact with the upper end of the spring 1-3 steps within touching and drive shaft spline shaft 1-2 down. 当需要工作的模头1-1转至工位中心,油缸或气缸1-5中活塞头1-4将花键轴与模头1-1连带顶起,压簧1-3再次被压缩;当需要换模或模头1-1转向时,油缸或气缸1-5中的活塞头1-4缩回,花键轴1-2连带模头1-1在压簧1-3弹力下下降,从而进行避位动作。 When you need to go to work the die station 1-1 center, cylinder head or cylinder piston 1-5, 1-4 spline shaft and die 1-1 joint top, spring being compressed again 1-3; When you need to change the mold or die 1-1 steering cylinder piston or cylinder head 1-4 1-5 retracts spline shaft joint die 1-2 1-1 1-3 stretch decrease in spring so as to perform the operation to avoid the place.

[0019] 所述数控弯线机中的数控弯线机折弯模头换位、摆位机构,摆臂2-1与弯线动力驱动装置2-2无相对位移连接,第二摆臂2-1和连杆2-3的一端活动连接,连杆2-3的另一端和第一摆臂2-4活动连接,第一摆臂2-4与数控角度分度器2-5的转轴无相对位移连接且通过数控角度分度器的分度控制,可以提高换模、摆位角度精确度,实现任意角度位置停罪。 [0019] the CNC bending machine, CNC wire bending wire bender die transposition, placement agencies, arm curved lines 2-1 and 2-2 power drive is no relative displacement connection and the second arm 2 1 and connecting rod end active connections 2-3, 2-3 in the other end of the connecting rod and the first arm 2-4 active connection, the first arm 2-4 and NC indexer shaft angle 2-5 no relative displacement connection and control via CNC angle indexing indexer can improve retooling, placement angle accuracy, achieve any angular position to stop the crime.

[0020] 所述数控弯线机中的传动装置以蜗轮箱3-1为主体,蜗杆3-2通过轴承座3-3支承且无轴向位移,并同时驱动两个蜗轮3-4,两个蜗轮3-4与主轴3-5无相对位移连接,主轴 [0020] the CNC bending machine transmission line to 3-1 as the main gear box, worm 3-2 3-3 supported by the bearing without axial displacement, and simultaneously drive two worm 3-4, two a worm wheel and the spindle 3-5 3-4 no relative displacement connection, the spindle

3-5内带花键,花键轴3-6与主轴3-5内的花键连接,主轴3-5与蜗轮箱3_1通过轴承支承且无轴向位移,两个折弯模头3-7分别与两根花键轴3-6无相对位移连接。 3-5 with a spline connection with the spline shaft spline shaft 3-6 3-5 inside the spindle and gear box 3_1 3-5 by bearing and no axial displacement, two bending die 3- 7, respectively, and two spline shaft 3-6 is no relative displacement connection.

[0021] 所述数控弯线机中的数控弯线机线材切断油缸中的固定剪断模4-1固定在主体 [0021] the CNC bending machine, CNC wire bending wire machine wire cutting cylinder fixed cut mode 4-1 fixed in the body

4-2上,主体4-2直接作为油缸缸体,活动剪断模与活动模座4-3无相对位移连接,活动模座4-3与活塞杆4-4无相对位移连接,主体4-2内的通油口4-5与之相连的油腔4_6和油腔4-7连通,通油口4-8与之相连的油腔4-9和油腔4-10连通。 4-2, 4-2 body directly as cylinder block, cut the mold and movable mold movable seat 4-3 no relative displacement connection, activities connected with the piston rod mold base 4-3 4-4 no relative displacement body 4- oil chamber through the oil port 2 connected thereto within 4-5 4_6 4-7 and oil chamber communicates the oil chamber through the oil port connected thereto 4-10 4-8 4-9 and oil chamber communicating.

[0022] 需要理解到的是:上述实施例虽然对本发明作了比较详细的文字描述,但是这些文字描述,只是对本发明设计思路的简单文字描述,而不是对发明设计思路的限制,任何不超出本发明设计思路的组合、增加或修改,均落入本发明的保护范围内。 [0022] to be understood to be: the above embodiment, although the invention has been more detailed text, but the text description, but the design ideas of the present invention is simple text, and not to limit design ideas invention, any not exceed combinations of the present invention design ideas, increase or modifications fall within the scope of the invention.

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Classifications
International ClassificationB21F1/00, B21F11/00
Legal Events
DateCodeEventDescription
16 Jun 2010C06Publication
1 Sep 2010C10Request of examination as to substance
4 Jul 2012C14Granted