阅读说明：本技术 一种配置卧式主轴双动龙门的电池壳体加工设备及工艺 (Battery shell machining equipment and technology with horizontal spindle double-acting gantry ) 是由 董威 杜洪亮 边嵩 韩兴 王旭 邵继红 于 2020-07-03 设计创作，主要内容包括：一种配置卧式主轴双动龙门的电池壳体加工设备,其中：机械手与行走单元相连,机械手带动电池壳体在行走单元上移动,配合自动防护门实现工件自动上下料；床身与排屑器和横梁相连,横梁在床身上横向移动,通过X轴进给丝杠、线轨一实现传动,滑鞍在横梁上横向移动,主轴箱在滑鞍上纵向移动,转台在床身相连,转台在床身上移动,转台上两侧分别安装有气动卡盘。一种配置卧式主轴双动龙门的电池壳体加工设备的加工工艺,对电池壳体进行加工,并通过直角铣头,具有间隔90°四方向分度功能,及伺服刀库实现自动换刀。本发明的优点：加工质量和效率更高,切屑更方便排出,提高了工件装夹位置的准确性和可靠性,同时提高装夹效率、加工效率。(A battery shell processing equipment configured with a horizontal spindle double-acting gantry is disclosed, wherein: the manipulator is connected with the walking unit and drives the battery shell to move on the walking unit, and automatic loading and unloading of workpieces are realized by matching with the automatic protective door; the lathe body is connected with the chip cleaner and the cross beam, the cross beam moves transversely on the lathe body, transmission is achieved through the X-axis feed screw and the linear rail, the sliding saddle moves transversely on the cross beam, the spindle box moves longitudinally on the sliding saddle, the rotary table is connected with the lathe body and moves on the lathe body, and the pneumatic chucks are respectively arranged on two sides of the rotary table. A processing technology of battery shell processing equipment with a horizontal spindle double-acting gantry is used for processing a battery shell, has a 90-degree-spaced four-direction indexing function through a right-angle milling head, and realizes automatic tool changing through a servo tool magazine. The invention has the advantages that: the processing quality and efficiency are higher, the cuttings are more conveniently discharged, the accuracy and the reliability of the workpiece clamping position are improved, and meanwhile, the clamping efficiency and the processing efficiency are improved.)

1. The utility model provides a battery case processing equipment of configuration horizontal main shaft double acting longmen which characterized in that: the battery shell processing equipment provided with the horizontal spindle double-acting gantry comprises a manipulator (1), a walking unit (2), a whole machine totally-enclosed protection (4), a pedal (5), a lathe bed (6), a chip cleaner (7), a cross beam (8), a saddle (9), a main spindle box (10), a right-angle milling head (11), a rotary table (12), a protective cover (13), a first linear rail (14), an automatic protection door (15), a second linear rail (16), a third linear rail (17), a fourth linear rail (18), a servo tool magazine (19) and a pneumatic chuck (20);

wherein: the manipulator (1) is connected with the walking unit (2), the manipulator (1) drives the battery shell (3) to move on the walking unit (2), and automatic loading and unloading of workpieces are realized by matching with the automatic protective door (15); the whole machine totally-enclosed protection (4) is of a shell structure and is used for carrying out closed protection on cutting and cutting fluid, and the pedal plate (5) is arranged on the side surface of the whole machine totally-enclosed protection (4), so that the requirements on human engineering are met, and the observation of the processing state of a workpiece and the replacement of a cutter are facilitated; the lathe bed (6) is connected with a chip cleaner (7), the lathe bed (6) is connected with a cross beam (8), the cross beam (8) transversely moves on the lathe bed (6), an X shaft (X1/X2) realizes transmission through an X shaft feed screw and a first linear rail (14), a saddle (9) is connected with the cross beam (8), the saddle (9) transversely moves on the cross beam (8), a Y shaft (Y1/Y2) realizes transmission through a Y shaft feed screw and a second linear rail (16), the saddle (9) is connected with a main spindle box (10), the main spindle box (10) longitudinally moves on the saddle (9), and transmission is realized through a Z shaft feed screw and a third linear rail (17) through a Z shaft feed screw and a Z shaft (Z1/Z2); the right-angle milling heads (11) are connected with the spindle box (10), the right-angle milling heads (11) on two sides and the spindle box (10) clamp the battery shell (3) at one time, most of four sides are machined, meanwhile, the right-angle milling heads (11) have a 90-degree-spaced four-direction indexing function, and automatic tool changing is realized through the servo tool magazine (19); the rotary table (12) is connected with the lathe bed (6), the rotary table (12) moves (U1/U2) on the lathe bed (6), transmission is realized through a U-shaft feed screw and a linear rail four (18), pneumatic chucks (20) are respectively arranged on two sides of the rotary table (12) to realize automatic clamping, the pneumatic chucks (20) clamp the battery shell (3) and drive the battery shell (3) to rotate for 180 degrees (A shaft), and processing of different surfaces is realized; the protective cover (13) is connected with the end sides of the lathe bed (6), the cross beam (8), the sliding saddle (9) and the rotary table (12) and protects the feed screw, the first linear rail (14), the second linear rail (16), the third linear rail (17) and the fourth linear rail (18).

2. The cell housing processing equipment provided with the horizontal spindle double-acting gantry according to claim 1, characterized in that: the lathe bed (6) adopts a hollow chip removal structure, the hollow structure of the lathe bed (6) is connected with the chip remover (7), so that the discharge of chips and the effective circulation of cutting fluid are ensured, the chips are more conveniently discharged, the turnover space of a workpiece is larger, the gantry height is reduced, and the structural rigidity of the whole machine is better; the hollow structure of the lathe bed (6) provides a larger rotating space for the turntable (12), and the height of the whole machine is reduced.

3. A process for machining the battery shell machining equipment with the horizontal main shaft double-acting gantry, which is disclosed by claim 1, is characterized in that:

the processing process comprises the following steps:

the battery shell (3) moves through the mechanical arm (1) on the walking unit (2), the system is matched with the automatic protective door (15), the battery shell (3) is installed on the pneumatic chuck (20), the battery shell (3) is processed according to the processing process requirement of the battery shell (3), the right-angle milling head (11) has the indexing function of four directions at intervals of 90 degrees, and the servo tool magazine (19) realizes automatic tool changing;

firstly, the same processing characteristics of a first processing surface (21) and a second processing surface (24) of a symmetrical surface are processed, so that the two right-angle milling heads (11) are guaranteed to be processed simultaneously, and the battery shell (3) has smaller rigid deformation caused by cutting; the processing condition of the workpiece is observed through a pedal (5) and a whole machine totally-enclosed protection (4);

secondly, processing different processing characteristics of a first processing surface (21) and a second processing surface (24) of the symmetrical surface, counteracting cutting component force through the matching torque control of a process cutter, improving the processing precision of the battery shell and ensuring the processing requirement;

the turntable (12) rotates for 90 degrees again, the same processing characteristics of the processing surface III (23) and the processing surface IV (22) of the symmetrical surface are processed, and the processing precision is ensured; and finally, machining different machining characteristics of a third machining surface (23) and a fourth machining surface (22) of the symmetrical surface, and counteracting the cutting component force through the matching torque control of the process cutter to ensure the machining precision.

Technical Field

The invention relates to the field of processing of large-scale battery shells of new energy automobiles, in particular to battery shell processing equipment and technology with a horizontal spindle double-acting gantry.

Background

At present, current vertical machining center is the workstation structure under normal conditions, can't realize the battery case upset, if realize the upset, the longmen height can obviously promote, and Z axle stroke also can obviously strengthen simultaneously, and the whole rigidity is not enough, and the processing has the interference region. The vertical main shaft gantry processing machine is generally of a single-main shaft gantry structure, and has large floor area and low processing efficiency.

Disclosure of Invention

The invention aims to provide a battery shell processing device and a battery shell processing technology for configuring a horizontal spindle double-action gantry, aiming at the defects of the existing vertical spindle gantry processing machine.

The invention provides a battery shell processing device with a horizontal spindle double-acting gantry, which is characterized in that: the battery shell processing equipment provided with the horizontal spindle double-acting gantry comprises a manipulator 1, a walking unit 2, a complete machine totally-enclosed protector 4, a pedal plate 5, a lathe bed 6, a chip cleaner 7, a cross beam 8, a saddle 9, a spindle box 10, a right-angle milling head 11, a rotary table 12, a protective cover 13, a linear rail I14, an automatic protective door 15, a linear rail II 16, a linear rail III 17, a linear rail IV 18, a servo tool magazine 19 and a pneumatic chuck 20;

wherein: the manipulator 1 is connected with the walking unit 2, the manipulator 1 drives the battery shell 3 to move on the walking unit 2, and automatic loading and unloading of workpieces are realized by matching with the automatic protective door 15; the whole machine totally-enclosed protection 4 is of a shell structure and is used for carrying out closed protection on cutting and cutting fluid, and the pedal plate 5 is arranged on the side surface of the whole machine totally-enclosed protection 4, so that the requirements on human engineering are met, and the observation of the processing state of a workpiece and the replacement of a cutter are facilitated; the lathe bed 6 is connected with the chip cleaner 7, the lathe bed 6 is connected with the beam 8, the beam 8 moves transversely on the lathe bed 6, the X-axis X1/X2 realizes transmission through an X-axis feed screw and a first linear rail 14, the saddle 9 is connected with the beam 8, the saddle 9 moves transversely on the beam 8, the Y-axis Y1/Y2 realizes transmission through a Y-axis feed screw and a second linear rail 16, the saddle 9 is connected with the main spindle box 10, the main spindle box 10 moves longitudinally on the saddle 9, and the Z-axis Z1/Z2 realizes transmission through a Z-axis feed screw and a third linear rail 17; the right-angle milling heads 11 are connected with the spindle box 10, the right-angle milling heads 11 on the two sides and the spindle box 10 realize one-time clamping of the battery shell 3, most of four sides are machined, meanwhile, the right-angle milling heads 11 have a 90-degree-spaced four-direction indexing function, and automatic tool changing is realized through the servo tool magazine 19; the turntable 12 is connected with the lathe bed 6, the turntable 12 moves U1/U2 on the lathe bed 6, transmission is realized through a U-shaft feed screw and a linear rail four 18, pneumatic chucks 20 are respectively arranged on two sides of the turntable 12 to realize automatic clamping, the pneumatic chucks 20 clamp the battery shell 3 and drive the battery shell 3 to rotate an A shaft for 180 degrees, and processing of different surfaces is realized; the protective cover 13 is connected with the end sides of the bed body 6, the cross beam 8, the saddle 9 and the rotary table 12 and protects the feed screw, the first linear rail 14, the second linear rail 16, the third linear rail 17 and the fourth linear rail 18.

The lathe bed 6 adopts a hollow chip removal structure, the hollow structure of the lathe bed 6 is connected with the chip remover 7, so that the discharge of chips and the effective circulation of cutting fluid are ensured, the chips are more convenient to discharge, the turnover space of a workpiece is larger, the height of a gantry is reduced, and the structural rigidity of the whole machine is better; the hollow structure of the lathe bed 6 provides a larger rotating space for the turntable 12, and the height of the whole machine is reduced.

A processing technology of battery shell processing equipment with a horizontal spindle double-acting gantry is characterized in that:

the processing process comprises the following steps:

the battery shell 3 moves through the manipulator 1 on the walking unit 2, the system is matched with the automatic protective door 15, the battery shell 3 is installed on the pneumatic chuck 20, the battery shell 3 is processed according to the processing technological requirements of the battery shell 3, the right-angle milling head 11 has the indexing function of four directions at intervals of 90 degrees, and the servo tool magazine 19 realizes automatic tool changing;

firstly, processing the same processing characteristics of a first processing surface 21 and a second processing surface 24 of a symmetrical surface, ensuring that the two right-angle milling heads 11 are processed simultaneously, and enabling the battery shell 3 to have smaller rigid deformation caused by cutting; the processing condition of the workpiece is observed through a pedal 5 and a complete machine full-closed protection 4;

secondly, processing different processing characteristics of a first processing surface 21 and a second processing surface 24 of the symmetrical surface, counteracting cutting component force through the matching torque control of a process cutter, improving the processing precision of the battery shell and ensuring the processing requirements;

the turntable 12 rotates for 90 degrees again, the same processing characteristics of the third processing surface 23 and the fourth processing surface 22 of the symmetrical surface are processed, and the processing precision is guaranteed; and finally, machining different machining characteristics of a third machined surface 23 and a fourth machined surface 22 of the symmetrical surface, and counteracting the cutting component force through the matching torque control of the process tool to ensure the machining precision.

The double-acting gantry structure is compact in occupied area and larger in effective working space, the two groups of movable workpiece grabbing mechanisms are adaptive to different workpiece machining ranges, the workpieces are turned and prestretched simultaneously, most of machining tasks on four sides can be completed by clamping the workpieces once, and the problems of large occupied area and low machining efficiency are solved.

The lathe bed cavity chip removal mode, the smear metal is more conveniently discharged to make work piece upset space bigger, compare longmen height reduction with traditional workstation longmen processing machine, solve original complete machine and can't realize that the work piece is automatic to be overturned, longmen is whole too high, the poor problem of structural rigidity.

The processing mode is as follows: the processing mode that the traditional gantry processing machine uses a vertical main shaft to process a battery shell is changed, the lower parts of the double-gantry ram with the new structure are provided with horizontal milling main shafts, the main symmetrical surfaces of workpieces are vertically arranged, and the double main shafts are horizontally oppositely arranged to be processed simultaneously. On the other hand, when in finish machining, the opposite double main shafts counteract partial cutting force, so that the cutting deformation of the workpiece in the direction of weak rigidity is smaller, if the machining characteristics are not completely symmetrical, the cutting component force can be counteracted through the matching torque control of the process tool, and the cutting shock resistance of the battery shell type plate-shaped workpiece is improved. The processing problem caused by insufficient rigidity of the battery shell is solved.

The invention has the advantages that:

the battery shell processing equipment and the battery shell processing technology provided with the horizontal spindle double-acting gantry can realize that a workpiece is clamped once to finish most of processing tasks on four sides, and the processing quality and the processing efficiency are higher. The cuttings are more convenient to discharge, the workpiece overturning space is larger, the gantry height is reduced, and the structural rigidity of the whole machine is better. The processing mode is innovative, the main symmetric surfaces of the workpieces are vertically arranged, the horizontally-arranged double main shafts are processed simultaneously, the processing efficiency is improved, and the cutting shock resistance of the battery shell type plate-shaped workpieces is improved. Through the feeding and discharging of the mechanical arm, the labor cost is reduced, the accuracy and the reliability of the workpiece clamping position are improved, and the clamping efficiency and the machining efficiency are improved.

Drawings

The invention is described in further detail below with reference to the following figures and embodiments:

FIG. 1 is a schematic view of a battery case processing device equipped with a horizontal spindle double-acting gantry;

FIG. 2 is a schematic view of a battery case processing apparatus equipped with a horizontal spindle double-acting gantry;

fig. 3 is a schematic view for assisting the processing.

Detailed Description