CN101773959B - Single-axis Variable Section Roll Forming Machine - Google Patents

Single-axis Variable Section Roll Forming Machine Download PDF

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Publication number
CN101773959B
CN101773959B CN2010100337676A CN201010033767A CN101773959B CN 101773959 B CN101773959 B CN 101773959B CN 2010100337676 A CN2010100337676 A CN 2010100337676A CN 201010033767 A CN201010033767 A CN 201010033767A CN 101773959 B CN101773959 B CN 101773959B
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main shaft
gear
bearing seat
roll
gap adjustment
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CN2010100337676A
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CN101773959A (en
Inventor
景作军
艾正青
刘继英
张若青
王侃
马曼华
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North China University of Technology
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North China University of Technology
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Abstract

The invention discloses a single-shaft variable cross-section roll bending forming machine comprising a left machine queue and a right machine queue, wherein the left machine queue and the right machine queue respectively comprise four roll bending forming machines and one main shaft driving device; each roll bending forming machine comprises a roll system, a roll gap regulating and balancing device and a bearing seat moving device, wherein the roll system comprises an upper bearing seat, an upper main shaft, a lower bearing seat, a lower main shaft, a bearing seat pull rod, an elastic supporting sleeve, a main shaft sliding key, and the like; and the main shaft driving device comprises a main drive motor, a main speed reducer, a main transmission gear, a lower left main shaft gear, a lower transmission gear, an upper transmission gear, a lower right main shaft gear, an upper transmission gear, an upper left main shaft gear, an upper right main shaft gear, and the like. The invention can realize that a cross section of a formed section varies along a longitudinal direction, better meet the requirements of actual production and wider application range of a roll bending forming technology and be used for the manufacture of parts and members in the fields of automobile, building, and the like.

Description

Single-shaft cross-section variable roller bend shaping machine
Technical field
The present invention relates to a kind of roll-bending shaping machine, particularly relate to a kind of single-shaft cross-section variable roller bend shaping machine that is used to realize the moulding of sheet material variable cross-section.
Background technology
Roll bending formation is a kind of efficient, low-cost and clean plate forming mode.
In the forming process of roll bending formation of the prior art technology, the position of its moulding support is fixed, has only rotatablely moving of format roll, thereby vertically is prismatic at the forming process medium section along it.
There is following shortcoming at least in above-mentioned prior art:
Can not realize the moulding of sheet material variable cross-section.
Summary of the invention
The purpose of this invention is to provide a kind of single-shaft cross-section variable roller bend shaping machine that can realize the moulding of sheet material variable cross-section.
The objective of the invention is to realize through following technical scheme:
Single-shaft cross-section variable roller bend shaping machine of the present invention; It is characterized in that; The left machine row and the right machine row that comprise symmetric arrangement; Said left machine row and right machine row comprise four roll-bending shaping machines and a cover main shaft driving device respectively, and every roll-bending shaping machine comprises roller system, roll gap adjustment and bascule, bearing block mobile device;
Described roller is to comprise top chock, last main shaft, step, lower main axis, bearing block pull bar;
Top chock, step link together through two bearing block pull bars, and the diaxon bearing that links together is located on the said bearing block mobile device;
Top chock supports goes up main shaft, and step supports lower main axis, and an end of last main shaft has format roll, and an end of lower main axis has lower forming roller;
The other end of last main shaft links to each other with last mainshaft gear, and the other end of lower main axis links to each other with the lower main axis gear;
When mainshaft gear rotates, upper and lower main axis rotation, and drive upper and lower format roll rotation.
Technical scheme by the invention described above provides can be found out; Single-shaft cross-section variable roller bend shaping machine of the present invention; Owing to comprise the left machine row and the right machine row of symmetric arrangement; Left side machine row and right machine row comprise four roll-bending shaping machines and a cover main shaft driving device respectively, and every roll-bending shaping machine comprises roller system, roll gap adjustment and bascule, bearing block mobile device; Roller system comprises top chock, goes up main shaft, step, lower main axis, bearing block pull bar; Top chock, step link together through two bearing block pull bars, and the diaxon bearing that links together is located on the said bearing block mobile device; Top chock supports goes up main shaft, and step supports lower main axis, and an end of last main shaft has format roll, and an end of lower main axis has lower forming roller; The other end of last main shaft links to each other with last mainshaft gear, and the other end of lower main axis links to each other with the lower main axis gear; When mainshaft gear rotates, upper and lower main axis rotation, and drive upper and lower format roll rotation.Move through what be, can realize moulding the sheet material longitudinal variable cross-section at the forming process central roll.
Description of drawings
Fig. 1 is that the master of single-shaft cross-section variable roller bend shaping machine of the present invention looks sketch map;
Fig. 2 is the schematic top plan view of single-shaft cross-section variable roller bend shaping machine of the present invention;
Fig. 3 is that the A-A of single-shaft cross-section variable roller bend shaping machine of the present invention is to sketch map.
Numerals 1: - Main drive motor 2 - main gear 3 - Top bearing seat 4 - bearing rod 5 - Tie plate 6 - roll gap adjustment screws 7 - Rod Connection nuts 8 - elastic support sleeve 9 - on the spindle 10 - under the spindle 11 - lower bearing housing 12 - Main drive gear 13 - left spindle gear 14 - on the drive gear 15 - right spindle gear 16 - eccentric shaft 17 - gear linkage 18 - gear bearings 19 - right shaft gear 20 - next gear 21 - left shaft gear 22 - Gear Bracket 23 - skateboard 24 - rails 25 - floor 26 - screw 27 - moving nut 28 - spindle sliding key.
The specific embodiment
Single-shaft cross-section variable roller bend shaping machine of the present invention, the specific embodiment that it is preferable such as Fig. 1, Fig. 2, shown in Figure 3:
The left machine row and the right machine row that comprise symmetric arrangement, said left machine row and right machine row comprise four roll-bending shaping machines and a cover main shaft driving device respectively, and every roll-bending shaping machine comprises roller system, roll gap adjustment and bascule, bearing block mobile device;
Described roller is to comprise top chock, last main shaft, step, lower main axis, bearing block pull bar;
Top chock, step link together through two bearing block pull bars, and the diaxon bearing that links together is located on the said bearing block mobile device;
Top chock supports goes up main shaft, and step supports lower main axis, and an end of last main shaft has format roll, and an end of lower main axis has lower forming roller;
The other end of last main shaft links to each other with last mainshaft gear, and the other end of lower main axis links to each other with the lower main axis gear;
When mainshaft gear rotates, upper and lower main axis rotation, and drive upper and lower format roll rotation.
Described roll gap adjustment comprises pull bar connecting plate, pull bar attaching nut, roll gap adjustment screw, resiliency supported cover with bascule;
Pull bar connecting plate two ends have connecting hole, and two connecting holes of connecting plate are connected with two bearing block pull bars of upper and lower bearing block, and fix with the pull bar attaching nut;
Pull bar connecting plate center is threaded the hole, and roll gap adjustment screw screws in the pull bar connecting plate screwed hole, and roll gap adjustment screw lower end is pressed on the upper surface of top chock, when roll gap adjustment screw is rotated down, promotes top chock and moves down;
Be placed with the resiliency supported cover between the upper and lower bearing block, when top chock moved down, resiliency supported was overlapped by compression, and when roll gap adjustment screw rotated up, resiliency supported cover bounce-back elongation promoted top chock and moves up.
Described bearing block mobile device comprises slide plate, slide rail, screw mandrel, travelling nut;
Slide plate chair drops on the slide rail, and slide rail is fixed on the base plate, and slide plate has travelling nut, and an end of screw mandrel screws in the travelling nut, and the other end of screw mandrel is by seat supports;
When leading screw rotated, travelling nut moved, and the moving belt moving axis bearing of travelling nut moves.
Described main shaft driving device comprises the gear drive group of left and right symmetry;
Driver motor is successively through decelerator, main drive gear, driving gear set and said mainshaft gear engagement of going up main shaft and lower main axis end.
The said main shaft of going up has the main shaft feather key; Last mainshaft gear and last main shaft form and are slidingly connected; And forming hinge through gear-bearing and gear connecting rod is connected; The other end of gear connecting rod is connected on the gear stand through eccentric shaft, and the rotation of eccentric shaft can be regulated the centre-to-centre spacing of mainshaft gear and upper transfer gear.
The present invention can realize the moulding of sheet material longitudinal variable cross-section, can better satisfy the requirement that actual variable cross-section moulding is produced, and the field of its roll bending formation technology utilization is more extensive, can be used for the part in fields such as automobile, building and the making of member; The present invention is a kind of single-shaft cross-section variable roller bend forming technique; Through moving in forming process central roll system; Can realize moulding requirement, therefore, adopt the cross sectional shape of its variation of member of this fabrication techniques that more proper mechanical performance is arranged the sheet material longitudinal variable cross-section; The present invention has enlarged the range of work of product, has satisfied actual requirement of engineering.
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
As shown in Figure 1, make-up machine of the present invention comprises the make-up machine of left and right symmetry.Each make-up machine comprises top chock (3), goes up main shaft (9), step (11), lower main axis (10), bearing block pull bar (4).Top chock (3) links together through two bearing block pull bars (4) with step (11), and the diaxon bearing (3), (11) that link together are located on the bearing block mobile device.Main shaft (9) in top chock (3) support; Step (11) supports lower main axis (10); One end of last main shaft (9) has format roll; The other end of last main shaft (9) links to each other with upper right mainshaft gear (15), and an end of lower main axis (10) has lower forming roller, and the other end of lower main axis (11) links to each other with bottom right mainshaft gear (19).
As shown in Figure 1, adjustment of make-up machine roll gap and bascule comprise pull bar connecting plate (5), pull bar attaching nut (7), roll gap adjustment screw (6) and resiliency supported cover (8).Pull bar connecting plate (5) two ends have connecting hole; Two connecting holes of pull bar connecting plate (5) are enclosed within on the rod end of two bearing block pull bars (4); And fixing with two pull bar attaching nuts (7), resiliency supported cover (8) is positioned between top chock (3) and the step (11).
As shown in Figure 2, make-up machine of the present invention comprises the make-up machine machine row and forming machine main spindle drive unit of left and right symmetry, and every sleeve forming machine main shaft driving device comprises driver motor (1), main reducing gear (2), the driving of going up main shaft and the driving of lower main axis.The driving of last main shaft comprises main shaft (9), goes up mainshaft gear (15), upper transfer gear (14), main shaft feather key (28), gear connecting rod (17) and gear-bearing (18).Last main shaft (9) is supported by gear-bearing (18), and gear-bearing (18) is supported by gear connecting rod (17), and main shaft feather key (28) is contained on the main shaft (9), and when bearing block moved, last main shaft (9) moved thereupon, and is slidingly connected with last mainshaft gear (15) formation.The driving of lower main axis and the driving of last main shaft have similar structure.
As shown in Figure 3; Main drive gear (12) drives left lower main axis gear (21); Left side lower main axis gear (21) drives lower main axis (10) and rotates; Left lower main axis gear (21) drives lower transmissioning gear (20) simultaneously, and lower transmissioning gear (20) drives upper transfer gear (14) and bottom right mainshaft gear (19) simultaneously, and upper transfer gear (14) drives upper left mainshaft gear (13) and upper right mainshaft gear (15) simultaneously.Upper transfer gear (14) is supported by gear stand (22) with lower transmissioning gear (20).
As shown in Figure 3; When top chock (3) when the effect of roll gap adjustment screw (6) moves down, last mainshaft gear (15) is also mobile thereupon, the centre-to-centre spacing between upper transfer gear (14) and last mainshaft gear (15) changes to some extent; Eccentric rotation axis (16); The O1 axis of eccentric shaft is rotated around the O of eccentric shaft axis, thereby the connection length of gear connecting rod (17) is changed, reach the variation requirement of upper transfer gear (14) and last mainshaft gear (15) centre-to-centre spacing.
As shown in Figure 3, slide plate (23) drops on the slide rail (24), and slide rail (24) is fixed on the base plate (25); Travelling nut (27) is fixed on the slide plate (23); Screw mandrel (26) forms spiral with travelling nut (27) and is connected, and when leading screw (26) rotated, travelling nut (27) moved; Travelling nut (27) drives slide plate (23) and moves, and slide plate (23) drives bearing block and moves.
The above; Be merely the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technical staff who is familiar with the present technique field is in the technical scope that the present invention discloses; The variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.

Claims (4)

1.一种单轴变截面辊弯成型机，其特征在于，包括对称布置的左机列和右机列，所述左机列和右机列分别包括四架辊弯成型机和一套主轴驱动装置，每架辊弯成型机包括辊系、辊缝调整与平衡装置、轴承座移动装置；1. A uniaxial variable cross-section roll forming machine, characterized in that it comprises symmetrically arranged left and right trains, and said left and right trains respectively comprise four roll forming machines and a set of main shafts Drive device, each roll forming machine includes roll system, roll gap adjustment and balancing device, bearing seat moving device; 所述的辊系包括上轴承座、上主轴、下轴承座、下主轴、轴承座拉杆；The roller system includes an upper bearing seat, an upper main shaft, a lower bearing seat, a lower main shaft, and a bearing seat pull rod; 上轴承座、下轴承座通过两个轴承座拉杆连接在一起，连接在一起的两轴承座座落在所述轴承座移动装置上；The upper bearing seat and the lower bearing seat are connected together by two bearing seat pull rods, and the two connected bearing seats are seated on the bearing seat moving device; 上轴承座支撑上主轴，下轴承座支撑下主轴，上主轴的一端带有上成型辊，下主轴的一端带有下成型辊；The upper bearing seat supports the upper main shaft, the lower bearing seat supports the lower main shaft, one end of the upper main shaft has an upper forming roller, and one end of the lower main shaft has a lower forming roller; 上主轴的另一端与上主轴齿轮相连，下主轴的另一端与下主轴齿轮相连；The other end of the upper main shaft is connected with the upper main shaft gear, and the other end of the lower main shaft is connected with the lower main shaft gear; 当主轴齿轮转动时，上、下主轴旋转，并带动上、下成型辊转动；When the main shaft gear rotates, the upper and lower main shafts rotate, and drive the upper and lower forming rollers to rotate; 所述上主轴带有主轴滑键，上主轴齿轮与上主轴形成滑动连接，并且通过齿轮轴承与齿轮连杆形成铰链连接，齿轮连杆的另一端通过偏心轴连在齿轮支架上，偏心轴的转动能调节上主轴齿轮与上传动齿轮的中心距。The upper main shaft has a main shaft sliding key, the upper main shaft gear forms a sliding connection with the upper main shaft, and forms a hinge connection with the gear connecting rod through the gear bearing, the other end of the gear connecting rod is connected to the gear bracket through the eccentric shaft, and the eccentric shaft Rotation can adjust the center distance between the upper main shaft gear and the upper transmission gear. 2.根据权利要求1所述的单轴变截面辊弯成型机，其特征在于，所述的辊缝调整与平衡装置包括拉杆连接板、拉杆连接螺母、辊缝调整螺丝、弹性支撑套；2. The uniaxial variable cross-section roll bending machine according to claim 1, wherein the roll gap adjustment and balancing device comprises a tie rod connecting plate, a tie rod connecting nut, a roll gap adjustment screw, and an elastic support sleeve; 拉杆连接板两端带有连接孔，连接板的两个连接孔与上、下轴承座的两个轴承座拉杆相连接，并用拉杆连接螺母固定；There are connecting holes at both ends of the tie rod connecting plate, the two connecting holes of the connecting plate are connected with the two bearing seat pull rods of the upper and lower bearing seats, and are fixed with the tie rod connecting nuts; 拉杆连接板中心带有螺纹孔，辊缝调整螺丝旋入拉杆连接板螺纹孔中，辊缝调整螺丝下端压在上轴承座的上表面上，当辊缝调整螺丝向下旋转时，推动上轴承座向下移动；There is a threaded hole in the center of the tie rod connecting plate. The roll gap adjustment screw is screwed into the threaded hole of the tie rod connecting plate. The lower end of the roll gap adjustment screw is pressed on the upper surface of the upper bearing seat. When the roll gap adjustment screw rotates downward, the upper bearing is pushed seat moves down; 上、下轴承座之间放有弹性支撑套，当上轴承座向下移动时，弹性支撑套受压缩，当辊缝调整螺丝向上旋转时，弹性支撑套反弹伸长，推动上轴承座向上移动。There is an elastic support sleeve between the upper and lower bearing seats. When the upper bearing seat moves downward, the elastic support sleeve is compressed. When the roll gap adjustment screw rotates upward, the elastic support sleeve rebounds and elongates, pushing the upper bearing seat to move upward. . 3.根据权利要求2所述的单轴变截面辊弯成型机，其特征在于，所述的轴承座移动装置包括滑板、滑轨、丝杆、移动螺母；3. The uniaxial variable cross-section roll forming machine according to claim 2, characterized in that, the moving device for the bearing block includes a slide plate, a slide rail, a screw, and a moving nut; 滑板座落在滑轨上，滑轨固定在底板上，滑板带有移动螺母，丝杆的一端旋入移动螺母中，丝杆的另一端由支座支撑；The slide plate is seated on the slide rail, the slide rail is fixed on the bottom plate, the slide plate has a moving nut, one end of the screw rod is screwed into the moving nut, and the other end of the screw rod is supported by the support; 当丝杠旋转时，移动螺母移动，移动螺母的移动带动轴承座移动。When the lead screw rotates, the moving nut moves, and the movement of the moving nut drives the bearing seat to move. 4.根据权利要求3所述的单轴变截面辊弯成型机，其特征在于，所述的主轴驱动装置包括左、右对称的齿轮传动组；4. The single-axis variable-section roll bending machine according to claim 3, characterized in that, the main shaft driving device includes a left-right symmetrical gear transmission group; 主驱动电动机依次通过减速器、主传动齿轮、传动齿轮组与所述上主轴和下主轴端部的主轴齿轮啮合。The main drive motor meshes with the main shaft gears at the ends of the upper main shaft and the lower main shaft through the reducer, the main transmission gear and the transmission gear set sequentially.
CN2010100337676A 2010-01-11 2010-01-11 Single-axis Variable Section Roll Forming Machine Expired - Fee Related CN101773959B (en)

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102744307A (en) * 2012-07-10 2012-10-24 北方工业大学 Variable cross-section roll bending forming method and device
CN105772545A (en) * 2016-01-18 2016-07-20 张家港市天力达机电有限公司 Production process for machining special-shaped material through flexible cold bending
CN106391781B (en) * 2016-10-10 2019-01-08 江苏华中冷弯机械有限公司 A kind of precision cold-bending forming machine
CN106315433A (en) * 2016-10-26 2017-01-11 四川宏华石油设备有限公司 Rotation device
CN113118271B (en) * 2021-04-12 2024-05-28 江苏孜俊自动化科技有限公司 Electric control type sleeve-free edge sealing device for machining composite plate

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2496574Y (en) * 2001-07-25 2002-06-26 高国武 Adjustable width forming machine
CN101428312A (en) * 2008-10-21 2009-05-13 北方工业大学 Single-shaft cross-section variable roller bend shaping machine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2496574Y (en) * 2001-07-25 2002-06-26 高国武 Adjustable width forming machine
CN101428312A (en) * 2008-10-21 2009-05-13 北方工业大学 Single-shaft cross-section variable roller bend shaping machine

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