CN107139516A - A kind of modular punching machine unit head - Google Patents
A kind of modular punching machine unit head Download PDFInfo
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- CN107139516A CN107139516A CN201710470548.6A CN201710470548A CN107139516A CN 107139516 A CN107139516 A CN 107139516A CN 201710470548 A CN201710470548 A CN 201710470548A CN 107139516 A CN107139516 A CN 107139516A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/24—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by rack-and-pinion means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0029—Details of, or accessories for, presses; Auxiliary measures in connection with pressing means for adjusting the space between the press slide and the press table, i.e. the shut height
- B30B15/0035—Details of, or accessories for, presses; Auxiliary measures in connection with pressing means for adjusting the space between the press slide and the press table, i.e. the shut height using an adjustable connection between the press drive means and the press slide
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Abstract
一种模块式机械压力机动力头，包括偏心轴，偏心轴的偏心颈上通过滑动轴承安装有第一滑块，偏心轴的两端安装在上箱体上，偏心轴的大端与气动离合器制动器总成的内孔连接，气动离合器制动器总成的右端与第一齿轮固定连接，偏心轴通过齿轮啮合和中间轴的输出连接，中间轴的动力输入与主电机的输出轴固连；第一滑块的下部安装有自润滑板，自润滑板与第二滑块上部的T形槽滑动连接，第二滑块的导向圆柱面与安装在下箱体上的导向铜套配合，第二滑块与蜗轮连接，蜗杆与调节电机的输出轴固连，第二滑块的下部通过内螺纹与第三滑块上部的外螺纹连接，第三滑块的底部开有用于安装锤头的燕尾槽，本发明具有结构紧凑、通用性强的优点。
A modular mechanical press power head, including an eccentric shaft, the eccentric neck of the eccentric shaft is equipped with a first slider through a sliding bearing, the two ends of the eccentric shaft are installed on the upper box, the big end of the eccentric shaft is connected with the pneumatic clutch The inner hole of the brake assembly is connected, the right end of the pneumatic clutch brake assembly is fixedly connected with the first gear, the eccentric shaft is connected with the output of the intermediate shaft through gear meshing, and the power input of the intermediate shaft is fixedly connected with the output shaft of the main motor; the first The lower part of the slider is equipped with a self-lubricating plate, and the self-lubricating plate is slidingly connected with the T-shaped groove on the upper part of the second slider. It is connected with the worm gear, and the worm is fixedly connected with the output shaft of the adjusting motor. The lower part of the second slider is connected with the outer thread of the upper part of the third slider through internal threads, and the bottom of the third slider has a dovetail groove for installing the hammer head. The invention has the advantages of compact structure and strong versatility.
Description
技术领域technical field
本发明属于锻压设备的技术领域，具体涉及一种模块式机械压力机动力头。The invention belongs to the technical field of forging equipment, and in particular relates to a modular mechanical press power head.
背景技术Background technique
随着锻压行业的发展，机械压力机的设计、制造需求量不断增大。传统的机械压力机普遍采用曲柄滑块机构作为工作机构，皮带传动齿轮传动构成传动系统，通过调节连杆长度来调整装模高度。传统的机械压力机存在以下不足：With the development of the forging industry, the demand for the design and manufacture of mechanical presses continues to increase. The traditional mechanical press generally adopts the crank slider mechanism as the working mechanism, and the belt transmission gear transmission constitutes the transmission system, and the height of the die is adjusted by adjusting the length of the connecting rod. Traditional mechanical presses have the following disadvantages:
(1)传动系统和工作机构尺寸大，设备体积大，无法集成为小尺寸的模块式动力头；(1) The transmission system and working mechanism are large in size, and the equipment is bulky, which cannot be integrated into a small-sized modular power head;
(2)传统的机械压力机普遍具有相似的动力传动系统和工作机构，但是设计时仍然需要重复设计，导致设计工作量大，研发周期长，并且零件互换性差，加工制造成本高，维修工作量大。(2) Traditional mechanical presses generally have similar power transmission systems and working mechanisms, but they still need to be designed repeatedly, resulting in heavy design workload, long R&D cycle, poor interchangeability of parts, high processing and manufacturing costs, and maintenance work. large.
发明内容Contents of the invention
为了克服上述现有技术的缺点，本发明的目的在于提供一种模块式机械压力机动力头，具有结构紧凑、通用性强的优点。In order to overcome the above-mentioned shortcomings of the prior art, the object of the present invention is to provide a modular mechanical press power head, which has the advantages of compact structure and strong versatility.
为了达到上述目的，本发明采取如下的技术方案：In order to achieve the above object, the present invention takes the following technical solutions:
一种模块式机械压力机动力头，包括偏心轴3，偏心轴3的偏心颈上通过滑动轴承安装有第一滑块4，偏心轴3的小端支撑颈通过轴颈滑动轴承2安装在上箱体1上，偏心轴3的大端支撑颈通过轴颈滑动轴承2与大端轴套5连接，大端轴套5安装在上箱体1上，偏心轴3的大端与气动离合器制动器总成28的内孔连接，气动离合器制动器总成28的左端与上箱体1固定连接，气动离合器制动器总成28的右端与第一齿轮6固定连接，第一齿轮6通过滑动轴承支撑在偏心轴3的大端上，第一齿轮6与第二齿轮7啮合，第二齿轮7安装在中间轴8上，中间轴8通过中间轴轴承9安装在轴承座10上，轴承座10固定在上箱体1上，中间轴8的另一端安装有第三齿轮11，第三齿轮11与第四齿轮12啮合，大带轮13与第四齿轮12固定连接之后通过小端轴承14安装在偏心轴3的小端上，大带轮13通过皮带与小带轮26连接，小带轮26与主电机27的输出轴固连；A modular mechanical press power head, including an eccentric shaft 3, a first slide block 4 is installed on the eccentric neck of the eccentric shaft 3 through a sliding bearing, and the small end support neck of the eccentric shaft 3 is mounted on the eccentric shaft 3 through a journal sliding bearing 2 On the box body 1, the big end support neck of the eccentric shaft 3 is connected with the big end bushing 5 through the journal sliding bearing 2, and the big end bushing 5 is installed on the upper box body 1, and the big end of the eccentric shaft 3 is connected with the pneumatic clutch brake The inner hole of the assembly 28 is connected, the left end of the pneumatic clutch brake assembly 28 is fixedly connected with the upper box body 1, the right end of the air clutch brake assembly 28 is fixedly connected with the first gear 6, and the first gear 6 is supported on the eccentric through a sliding bearing. On the big end of the shaft 3, the first gear 6 meshes with the second gear 7, the second gear 7 is installed on the intermediate shaft 8, the intermediate shaft 8 is installed on the bearing seat 10 through the intermediate shaft bearing 9, and the bearing seat 10 is fixed on the On the box body 1, the third gear 11 is installed on the other end of the intermediate shaft 8, and the third gear 11 meshes with the fourth gear 12. After the large pulley 13 is fixedly connected with the fourth gear 12, it is installed on the eccentric shaft through the small end bearing 14. On the small end of 3, the large pulley 13 is connected with the small pulley 26 by a belt, and the small pulley 26 is fixedly connected with the output shaft of the main motor 27;
第一滑块4的下部安装有自润滑板15，自润滑板15与第二滑块16上部的T形槽滑动连接，第二滑块16的导向圆柱面与安装在下箱体17上的导向铜套配合，下箱体17与上箱体1固定连接，第二滑块16与蜗轮19连接，蜗轮19由支撑套筒22固定轴向位置，蜗轮19与蜗杆20形成蜗杆传动，蜗杆20与调节电机21的输出轴固连，调节电机21安装在下箱体17上，第二滑块16的下部通过内螺纹与第三滑块24上部的外螺纹连接，第三滑块24下部的导向圆弧面a与安装在下箱体17上导向铜套配合，第三滑块24下部的限位平面b与转动约束板25配合，第三滑块24的底部开有用于安装锤头的燕尾槽。The bottom of the first slider 4 is equipped with a self-lubricating plate 15, and the self-lubricating plate 15 is slidably connected with the T-shaped groove on the top of the second slider 16. The copper sleeve cooperates, the lower box body 17 is fixedly connected with the upper box body 1, the second slider 16 is connected with the worm wheel 19, and the axial position of the worm wheel 19 is fixed by the support sleeve 22, and the worm wheel 19 and the worm screw 20 form a worm drive, and the worm screw 20 and the The output shaft of the adjustment motor 21 is fixedly connected, the adjustment motor 21 is installed on the lower box body 17, the bottom of the second slide block 16 is connected with the external thread on the top of the third slide block 24 through internal threads, and the guide circle at the bottom of the third slide block 24 The arc surface a cooperates with the guide copper sleeve installed on the lower box 17, the limit plane b at the bottom of the third slider 24 cooperates with the rotation restriction plate 25, and the bottom of the third slider 24 is provided with a dovetail groove for installing the hammer head.
所述一种模块式机械压力机动力头和相应的机架组合，能够快速地完成机械压力机设计，选用单个模块式机械压力机动力头Ⅰ与单点单动压力机机架Ⅱ组合，就构成了单点单动闭式压力机；选用第一模块式机械压力机动力头Ⅲ和第二模块式机械压力机动力头Ⅳ，两个模块式机械压力机动力头并排安装在双点单动压力机机架Ⅴ上，就构成了双点单动压力机。The combination of the power head of the modular mechanical press and the corresponding frame can quickly complete the design of the mechanical press, and the combination of the power head I of the single modular mechanical press and the frame II of the single-point single-action press is selected. A single-point single-action closed press is formed; the first modular mechanical press power head III and the second modular mechanical press power head IV are selected, and the two modular mechanical press power heads are installed side by side on the double-point single-action On the press frame V, a double-point single-action press is formed.
本发明的有益效果为：The beneficial effects of the present invention are:
(1)简化传动系统，采用双滑块机构和蜗轮蜗杆调节装置，缩小了设备尺寸，形成了模块式机械压力机动力头；(1) Simplify the transmission system, adopt double slider mechanism and worm gear adjustment device, reduce the size of the equipment, and form a modular mechanical press power head;
(2)功能模块式动力头具有通用性，直接选取符合参数要求的动力头作为动力源，设计相应的机架，即可完成机械压力机设计，可以大大简化设计工作，缩短研发周期，同时，不同规格的功能模块式动力头的零件相似度高、互换性好，可以降低加工制造成本，减少设备维修的工作量；(2) The functional modular power head is versatile, directly select the power head that meets the parameter requirements as the power source, and design the corresponding frame to complete the design of the mechanical press, which can greatly simplify the design work and shorten the research and development cycle. At the same time, The parts of functional modular power heads with different specifications have high similarity and good interchangeability, which can reduce processing and manufacturing costs and reduce the workload of equipment maintenance;
附图说明Description of drawings
图1是本发明的结构示意图。Fig. 1 is a schematic structural view of the present invention.
图2是本发明的三维外观示意图。Fig. 2 is a three-dimensional appearance schematic diagram of the present invention.
图3是第一滑块4的结构示意图。FIG. 3 is a schematic structural view of the first slider 4 .
图4是第二滑块16的结构示意图。FIG. 4 is a schematic structural diagram of the second slider 16 .
图5是第三滑块24的结构示意图。FIG. 5 is a schematic structural diagram of the third slider 24 .
图6是应用本发明动力头的单点单动闭式压力机的结构示意图。Fig. 6 is a schematic structural view of a single-point single-action closed press applying the power head of the present invention.
图7是应用本发明动力头的双点单动闭式压力机的结构示意图。Fig. 7 is a schematic structural view of a double-point single-action closed press applying the power head of the present invention.
具体实施方式detailed description
以下结合附图对本发明作进一步的详细说明。The present invention will be further described in detail below in conjunction with the accompanying drawings.
参照图1、图2、图3、图4和图5，一种模块式机械压力机动力头，包括偏心轴3，偏心轴3的偏心颈上通过滑动轴承安装有第一滑块4，偏心轴3的小端支撑颈通过轴颈滑动轴承2安装在上箱体1上，偏心轴3的大端支撑颈通过轴颈滑动轴承2与大端轴套5连接，大端轴套5安装在上箱体1上，偏心轴3的大端通过键与气动离合器制动器总成28的内孔连接，气动离合器制动器总成28的左端与上箱体1固定连接，气动离合器制动器总成28的右端与第一齿轮6固定连接，第一齿轮6通过滑动轴承支撑在偏心轴3的大端上，第一齿轮6与第二齿轮7啮合，第二齿轮7安装在中间轴8上，中间轴8通过中间轴轴承9安装在轴承座10上，轴承座10通过螺栓固定在上箱体1上，中间轴8的另一端安装有第三齿轮11，第三齿轮11与第四齿轮12啮合，大带轮13与第四齿轮12固定连接之后通过小端轴承14安装在偏心轴3的小端上，大带轮13通过皮带与小带轮26连接，小带轮26与主电机27的输出轴固连，主电机27根据设计的压力机要求固定在整体机架的合适位置；Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a modular mechanical press power head includes an eccentric shaft 3, the eccentric neck of the eccentric shaft 3 is equipped with a first slider 4 through a sliding bearing, and the eccentric The small end support neck of the shaft 3 is installed on the upper box body 1 through the journal sliding bearing 2, the large end support neck of the eccentric shaft 3 is connected with the large end bushing 5 through the journal sliding bearing 2, and the big end bushing 5 is installed on the On the upper box body 1, the large end of the eccentric shaft 3 is connected with the inner hole of the pneumatic clutch brake assembly 28 through a key, the left end of the pneumatic clutch brake assembly 28 is fixedly connected with the upper box body 1, and the right end of the air clutch brake assembly 28 Fixedly connected with the first gear 6, the first gear 6 is supported on the large end of the eccentric shaft 3 through a sliding bearing, the first gear 6 meshes with the second gear 7, the second gear 7 is installed on the intermediate shaft 8, and the intermediate shaft 8 The intermediate shaft bearing 9 is installed on the bearing seat 10, and the bearing seat 10 is fixed on the upper box body 1 by bolts. The other end of the intermediate shaft 8 is equipped with a third gear 11, and the third gear 11 meshes with the fourth gear 12. Belt pulley 13 is installed on the small end of eccentric shaft 3 by small end bearing 14 after being fixedly connected with fourth gear 12, and large pulley 13 is connected with small pulley 26 by belt, and small pulley 26 is connected with the output shaft of main motor 27 Fixed connection, the main motor 27 is fixed at a suitable position of the overall frame according to the design requirements of the press;
第一滑块4的下部安装有自润滑板15，自润滑板15与第二滑块16上部的T形槽滑动连接，第二滑块16的导向圆柱面与安装在下箱体17上的导向铜套配合起到导向作用，下箱体17通过螺栓与上箱体1固定连接；第二滑块16通过导向平键18与蜗轮19连接，蜗轮19由支撑套筒22固定轴向位置，蜗轮19与蜗杆20形成蜗杆传动，蜗杆20与调节电机21的输出轴固连，调节电机21安装在下箱体17上，第二滑块16的下部通过内螺纹与第三滑块24上部的外螺纹连接，第三滑块24下部的导向圆弧面a与安装在下箱体17上的导向铜套配合起到导向作用，第三滑块24下部的限位平面b与转动约束板25配合限制住第三滑块24的转动自由度，第三滑块24的底部开有燕尾槽，用于安装锤头。The bottom of the first slider 4 is equipped with a self-lubricating plate 15, and the self-lubricating plate 15 is slidably connected with the T-shaped groove on the top of the second slider 16. The copper sleeve cooperates to play a guiding role, and the lower box 17 is fixedly connected with the upper box 1 through bolts; the second slider 16 is connected with the worm wheel 19 through the guide flat key 18, and the axial position of the worm wheel 19 is fixed by the support sleeve 22, and the worm wheel 19 forms a worm drive with the worm 20, the worm 20 is fixedly connected with the output shaft of the adjustment motor 21, the adjustment motor 21 is installed on the lower box body 17, the bottom of the second slide block 16 is connected with the external thread on the top of the third slide block 24 through the internal thread connection, the guide arc surface a at the bottom of the third slider 24 cooperates with the guide copper sleeve installed on the lower box 17 to play a guiding role, and the limit plane b at the bottom of the third slider 24 cooperates with the rotation restraint plate 25 to limit The degree of freedom of rotation of the third slide block 24, the bottom of the third slide block 24 has a dovetail groove for installing the hammer head.
参照图1，图3和图4，工作时，偏心轴3、第一滑块4和第二滑块16构成双滑块机构，将偏心轴3的转动转化成第二滑块16的往复直线运动，第一滑块4下部的圆柱面安装有自润滑板15，通过自润滑板15与第二滑块16上部的T形槽滑动连接；第一滑块4绕偏心轴支撑颈轴线平动，第二滑块16在导向铜套内做往复直线运动，第一滑块4和第二滑块16之间只有沿T形槽方向的相对运动。Referring to Fig. 1, Fig. 3 and Fig. 4, during operation, the eccentric shaft 3, the first slider 4 and the second slider 16 form a double-slider mechanism, which converts the rotation of the eccentric shaft 3 into the reciprocating straight line of the second slider 16 Movement, the cylindrical surface of the lower part of the first slider 4 is equipped with a self-lubricating plate 15, which is slidably connected with the T-shaped groove on the upper part of the second slider 16 through the self-lubricating plate 15; the first slider 4 translates around the axis of the eccentric shaft support neck , the second slider 16 makes a reciprocating linear motion in the guide copper sleeve, and there is only relative movement between the first slider 4 and the second slider 16 along the direction of the T-shaped slot.
参照图1，图3，图4和图5，调节装模高度时，调节电机21驱动蜗杆20，蜗杆20带动蜗轮19转动，蜗轮19通过导向平键18带动第二滑块16转动；第二滑块16通过螺纹副与第三滑块24连接，由于第一滑块4下部的圆柱面限制了第二滑块16在竖直方向上的移动自由度，第三滑块24下部的限位平面b与转动约束板25配合限制了第三滑块24的转动自由度，因此当第二滑块16转动时，第三滑块24相对第二滑块16沿竖直方向移动，从而完成装模高度的调节。Referring to Fig. 1, Fig. 3, Fig. 4 and Fig. 5, when adjusting the mold loading height, the adjusting motor 21 drives the worm 20, and the worm 20 drives the worm wheel 19 to rotate, and the worm wheel 19 drives the second slide block 16 to rotate through the guide flat key 18; Slide block 16 is connected with the 3rd slide block 24 by thread pair, because the cylindrical surface of first slide block 4 bottom has limited the freedom of movement of second slide block 16 in the vertical direction, the limit position of the 3rd slide block 24 bottoms The plane b cooperates with the rotation restriction plate 25 to limit the degree of freedom of rotation of the third slider 24, so when the second slider 16 rotates, the third slider 24 moves vertically relative to the second slider 16, thereby completing the installation. Die height adjustment.
参照图6，选用适当参数的单个模块式机械压力机动力头Ⅰ，与单点单动压力机机架Ⅱ组合，就构成了单点单动闭式压力机，极大简化设计工作，降低加工制造难度。Referring to Figure 6, a single modular mechanical press power head I with appropriate parameters is selected and combined with a single-point single-action press frame II to form a single-point single-action closed press, which greatly simplifies design work and reduces processing costs. manufacturing difficulty.
参照图7，选用适当参数的第一模块式机械压力机动力头Ⅲ和第二模块式机械压力机动力头Ⅳ，两个模块式机械压力机动力头并排安装在双点单动压力机机架Ⅴ上，就构成了双点单动压力机。同理，合理选取动力头的数量和布置方式，可以快速设计出多点压力机、多工位压力机等多种机械压力机。Referring to Figure 7, select the first modular mechanical press power head III and the second modular mechanical press power head IV with appropriate parameters, and install the two modular mechanical press power heads side by side on the double-point single-action press frame Ⅴ constitutes a double-point single-acting press. In the same way, a variety of mechanical presses such as multi-point presses and multi-station presses can be quickly designed by reasonably selecting the number and arrangement of power heads.
本发明的工作原理为：进行冲压时，主电机27将产生的动力传递给小带轮26，再通过皮带传递给大带轮13，大带轮13与第四齿轮12固定连接，动力通过第四齿轮12和第三齿轮11构成的齿轮副传递到中间轴8，再通过第二齿轮7和第一齿轮6构成的齿轮副传递到偏心轴3，偏心轴3、第一滑块4和第二滑块16构成双滑块机构，将偏心轴3的转动转化成第二滑块16的往复直线运动，第二滑块16通过螺纹副带动第三滑块24，第三滑块24底部的燕尾槽安装锤头，最终实现锤头的往复直线运动；机器停车时，气动离合器制动器总成28的制动器闭合制动，偏心轴3停止转动，气动离合器制动器总成28的离合器松开，第一齿轮6、第二齿轮7、中间轴8、第三齿轮11、第四齿轮12、大带轮13和小带轮26构成的传动系统在主电机27的驱动下空转储存能量；进行装模高度调节时，调节电机21驱动蜗杆20，蜗杆20带动蜗轮19转动，蜗轮19通过导向平键18带动第二滑块16转动，由于第二滑块16和第三滑块24通过螺纹副连接且转动约束板25限制了第三滑块24的转动自由度，所以第三滑块24相对于第二滑块16上下运动，实现装模高度的调节。The working principle of the present invention is: when stamping, the main motor 27 transmits the power generated to the small pulley 26, and then to the large pulley 13 through the belt, the large pulley 13 is fixedly connected with the fourth gear 12, and the power passes through the first The gear pair formed by the four gears 12 and the third gear 11 is transmitted to the intermediate shaft 8, and then transmitted to the eccentric shaft 3 through the gear pair formed by the second gear 7 and the first gear 6, the eccentric shaft 3, the first slider 4 and the second gear The two sliders 16 form a double slider mechanism, which converts the rotation of the eccentric shaft 3 into the reciprocating linear motion of the second slider 16, and the second slider 16 drives the third slider 24 through the threaded pair, and the bottom of the third slider 24 The hammer head is installed in the dovetail groove, and the reciprocating linear motion of the hammer head is finally realized; when the machine stops, the brake of the pneumatic clutch brake assembly 28 is closed and braked, the eccentric shaft 3 stops rotating, the clutch of the pneumatic clutch brake assembly 28 is released, and the first The transmission system composed of gear 6, second gear 7, intermediate shaft 8, third gear 11, fourth gear 12, large pulley 13 and small pulley 26 is driven by the main motor 27 to idle and store energy; During adjustment, the adjusting motor 21 drives the worm screw 20, and the worm wheel 20 drives the worm wheel 19 to rotate, and the worm wheel 19 drives the second slider 16 to rotate through the guide flat key 18, because the second slider 16 and the third slider 24 are connected and rotated by a thread pair The restriction plate 25 restricts the degree of freedom of rotation of the third slider 24, so the third slider 24 moves up and down relative to the second slider 16 to realize the adjustment of the mold loading height.
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| CN109201989A (en) * | 2018-10-30 | 2019-01-15 | 沈阳重机重矿机械设备制造有限公司 | A kind of hammer stem mechanism of point of transmission four tup precise forging machine of direct-drive type |
| CN109263111A (en) * | 2018-09-30 | 2019-01-25 | 西安交通大学 | Hydraulic crank eccentricity adjusting device for crank press |
| CN110014685A (en) * | 2019-03-07 | 2019-07-16 | 合肥禾成信息科技有限公司 | Compression travel regulation device for pharmaceutical tabletting machine |
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