WO2021258605A1 - 一种用于锻压机床上的安全防护结构 - Google Patents

一种用于锻压机床上的安全防护结构 Download PDF

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Publication number
WO2021258605A1
WO2021258605A1 PCT/CN2020/127150 CN2020127150W WO2021258605A1 WO 2021258605 A1 WO2021258605 A1 WO 2021258605A1 CN 2020127150 W CN2020127150 W CN 2020127150W WO 2021258605 A1 WO2021258605 A1 WO 2021258605A1
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Prior art keywords
forging
plate
workbench
pulley
protective cover
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PCT/CN2020/127150
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English (en)
French (fr)
Inventor
张嵩
张天伟
杨辉
朱登洪
陈勇良
于永亮
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浙江金澳兰机床有限公司
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Publication of WO2021258605A1 publication Critical patent/WO2021258605A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00—Details of machines for forging, pressing, or hammering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/02—Special design or construction

Definitions

  • the invention relates to the technical field of forging machine tools, in particular to a safety protection structure used on forging machine tools.
  • Forging is the collective name of forging and stamping. It is a forming and processing method that uses the hammer, anvil, or punch of a forging machine to apply pressure to the blank through a die to produce plastic deformation, so as to obtain a part of the required shape and size. .
  • Hot forging is a common forging method. Forging performed above the metal recrystallization temperature, increasing the temperature can improve the plasticity of the metal, which is beneficial to improve the internal quality of the workpiece and make it difficult to crack.
  • the present invention provides a safety protection structure used on forging machine tools to realize that the protection cover can be lowered before work.
  • a safety protection structure for forging machine tools includes a worktable, a forging plate and a hydraulic cylinder, the power of the forging plate is the hydraulic cylinder, and the forging plate
  • a workbench is set directly below, and the workbench is connected to the fixture table by an elastic member, the workbench is provided with a groove, a through groove is provided on one side of the workbench, and a baffle is provided on the upper side of the forging plate to provide protection
  • the cover is on the upper side of the baffle, and the lower side of the protective cover is provided with a pushing component.
  • the pushing assembly includes a slider, a push plate, a tension spring, a first pulley, a second pulley, and a third pulley.
  • the push plate is connected to the slider through a track, and One end of the sliding block is connected to the tension spring, the other end of the sliding block is connected to the traction rope through the first pulley, and then the traction rope is passed through the second pulley, and the traction rope passing through the second pulley is passed through the third pulley.
  • the inlet pipe is connected to the transmission assembly.
  • the transmission assembly includes a first rack provided on the baffle, a second rack slidably connected to the upper box of the protective cover, a first gear, and a second gear ,
  • the first rack is vertically engaged and connected to the first gear
  • the first gear is coaxially connected to the second gear
  • the second gear is horizontally engaged and connected to the second rack
  • the second rack is connected to the traction rope .
  • the push plate is provided with magnetic parts on both sides, and a metal sheet is fitted on the inner side of the protective cover.
  • the periphery of the protective cover is made of transparent material.
  • a collecting cylinder is provided on the workbench and below the through groove.
  • the beneficial effects of the present invention are: by providing a baffle on the upper side of the forging plate, and a protective cover against which the baffle resists, a transmission assembly is provided on the upper side of the protective cover, and a pushing component is provided on the lower side of the protective cover, and the forging plate is lowered When the forging plate is pressed, the protective cover is first snapped in, and the forging plate continues to press down to process the workpiece.
  • the protective cover can be dropped before the forging, which plays a protective role; at the same time, when the forging plate is raised, the baffle The driving assembly will rise to drive the operation of the transmission assembly, and the push plate of the pushing device will move one side of the trough, so that the waste residue can be moved into the trough, so that the waste residue will not accumulate on the workbench.
  • Figure 1 is a schematic diagram of the structure of the present invention without a protective cover.
  • Figure 2 is a schematic diagram of the non-working structure with a non-slip cover of the present invention.
  • Fig. 3 is a schematic diagram of the working structure of the present invention with a non-slip cover.
  • Figure 4 is a schematic diagram of the structure of the protective cover of the present invention.
  • Figure 5 is a schematic diagram of the structure of the pushing assembly and the transmission assembly of the present invention.
  • Figure 6 is a cross-sectional view of the present invention.
  • Fig. 7 is a schematic diagram of part of the pushing assembly of the present invention.
  • Figure 8 is a schematic diagram of part of the pushing assembly of the present invention.
  • FIG. 1 see Figures 1 to 8, including a workbench 1, a forging plate 2 and a hydraulic cylinder 3.
  • the forging plate 2 is powered by the hydraulic cylinder 3, and the forging plate 2 Set up a workbench 1 directly below.
  • the workbench 1 is connected to the fixture table 4 through an elastic member 41.
  • 2 is provided with a baffle 21 on the upper side, a protective cover 4 is provided on the upper side of the baffle 21, and the lower side of the protective cover 5 is provided with a pushing assembly 51.
  • the forging plate 2 uses the operation of the hydraulic cylinder 3 to forge the workpiece placed on the worktable 1.
  • the baffle 21 is set in the distance, and the protective cover 5 is placed on the baffle 21, so that the protective cover 5 will first fall to the worktable when the forging plate 2 is lowered, and when the forging plate 2 is completed, when the forging plate 2 is raised.
  • the baffle 21 does not contact the protective cover 4 for the first time, that is, the protective cover 5 is still in place.
  • a pushing component 21 is provided at the bottom of the protective cover 5.
  • the pushing assembly 21 includes a slider 511, a tension spring 512, a push plate 513, a first pulley 514, a second pulley 515, and a third pulley 516.
  • the push plate 513 is connected to the slider 511 through a track.
  • One end of the sliding block 511 is connected to the tension spring 512, and the other end of the sliding block 511 is connected to the traction rope passing through the first pulley 514, and then passing the traction rope through the second pulley 515, and passing the traction rope passing through the second pulley 515 through the first pulley 515.
  • Three pulleys 516, and the traction rope entry pipe 517 is connected to the transmission assembly.
  • the push plate 513 is magnetically connected to the metal sheet at the bottom end of the protective cover without external force, and the workbench 1 is provided with a slot 12 in which the protective cover 5 can be placed to increase the protective cover 5
  • the sliding block 511 is connected to a tension spring 512 at one end and a traction rope at the other end.
  • the traction rope passes through a first pulley 514, which connects the traction rope The direction of the force changes. Passing the traction rope through the second pulley 515 changes the direction.
  • the traction rope is inserted into the pipe 517 through the third pulley 516, and the traction rope is connected to the transmission assembly 52.
  • the upper end of the transmission assembly 52 where the protective cover 5 is provided is provided with a first rack 522 on the baffle 21.
  • the first rack 522 is vertically engaged and connected to the first rack 522 in the box body 521 on the upper side of the protective cover 5 to be rotatably connected.
  • a gear 523 so when the baffle 21 rises with the forging plate 2, it will first move the first rack 522 upward, and the first gear 523 provided in the box body 521 is coaxially connected to the second
  • the second gear 524 rotates to drive the second rack 525 to move horizontally.
  • the clamp table 4 connected by the elastic member 41 on the work table 1 places the workpiece on the clamp table 4, and the forging plate 2 is forged down on the workpiece. At this time, the clamp table 4 is under the action of elasticity. Downward, after the forging plate 2 leaves, the elastic member 41 recovers. If the push plate 513 can move to one side on the workbench at this time, push it to the side of the workbench.
  • the through groove 11 enters into the collection tube at the lower side of the through groove 11, and the surrounding of the protective cover 5 is made of transparent material.
  • the forging plate 2 rises and the baffle 21 also rises.
  • the first rack 522 Moving upward, the first gear 523 rotates while driving the coaxial second gear 524.
  • the second gear 524 moves the second rack 525 forward and the traction rope forward.
  • the push plate 513 is pushed on the workbench 1.
  • the tension spring 512 is in a stretched state, that is, the waste residue is pushed to the through slot 11, and the waste residue on the workbench is pushed to the collection tube on the lower side of the through slot 11.
  • the baffle 21 resists the protective cover 5, and the protective cover 5 will rise.

Abstract

一种用于锻压机床上的安全防护结构，包括工作台（1）、锻压板（2）和液压缸（3），锻压板（2）的动力为液压缸（3），在锻压板（2）正下方设置工作台（1），工作台（1）通过弹性件（41）连接夹具台（4），工作台（1）上设有槽（12），在工作台（1）一侧设有通槽（11），在锻压板（2）上侧设有挡板（21），设置防护罩（5）在挡板（21）上侧，防护罩（5）下侧设有推动组件（51）。通过在锻压板（2）上侧设有挡板（21），通过挡板（21）抵住的防护罩（5），在防护罩（5）上侧设置传动组件（52），在防护罩（5）下侧设有推动组件（51），在锻压板（2）下降时，防护罩（5）先卡入，锻压板（2）继续下压对工件进行加工，在锻压前防护罩（5）就可落下，起到防护作用；同时在锻压板（2）上升的时候挡板（21）会上升带动传动组件（52）运行，将推动组件（51）的推板（513）向通槽（11）一侧移动，实现将废渣移动至通槽（11）内，使得废渣不会堆积在工作台（1）上。

Description

一种用于锻压机床上的安全防护结构 技术领域
本发明涉及锻压机床技术领域，尤其是一种用于锻压机床上的安全防护结构。
背景技术
锻压是锻造和冲压的合称，是利用锻压机械的锤头、砧块、冲头或通过模具对坯料施加压力，使之产生塑性变形，从而获得所需形状和尺寸的制件的成形加工方法。热锻压是常见的锻压方式，在金属再结晶温度以上进行的锻压，提高温度能改善金属的塑性，有利于提高工件的内在质量，使之不易开裂。
同时锻压件容易产生氧化、脱碳等产生飞溅废渣，且废渣温度，容易烫伤使用者，废渣也在堆积在工作台上，造成使用不方面。
发明内容
本发明针对现有技术中的不足，提供了一种用于锻压机床上的安全防护结构实现在工作前可以将防护罩降下。
为解决上述技术问题，本发明通过下述技术方案得以解决：一种用于锻压机床上的安全防护结构包括工作台、锻压板和液压缸，所述锻压板的动力为液压缸，在锻压板正下方设置工作台，所述工作台通过弹性件连接夹具台，所述工作台上设有槽，在所述工作台一侧设有通槽，在锻压板上侧设有挡板，设置防护罩在挡板上侧，所述防护罩下侧设有推动组件。
上述方案中，优选的是，所述推动组件包括滑块、推板、拉伸弹簧、第一滑轮、第二滑轮和第三滑轮，所述推板穿过轨道连接所述滑块，所述滑块一端连接所述拉伸弹簧，所述滑块另一端连接牵引绳通过第一滑轮，再将牵引绳通过第二滑轮，将通过第二滑轮的牵引绳通过第三滑轮，所述牵引绳进入管道连 接所述传动组件。
上述方案中，优选的是，其特征在于：所述传动组件包括设置在挡板上的第一齿条、滑动连接在防护罩上侧盒体内的第二齿条、第一齿轮和第二齿轮，所述第一齿条垂直方向啮合连接所述第一齿轮，第一齿轮同轴连接第二齿轮，所述第二齿轮水平方向啮合连接第二齿条，第二齿条连接所述牵引绳。
上述方案中，优选的是，其特征在于：所述推板两侧设有磁性件且配合在防护罩的内侧设有金属片。
上述方案中，优选的是，其特征在于：所述防护罩的四周为透明材质。
上述方案中，优选的是，在所述工作台且在所述通槽下方设有收集筒。
本发明的有益效果是：通过在锻压板上侧设有挡板，通过挡板抵住的防护罩，在防护罩上侧设置传动组件，在防护罩下侧设有推动组件，在锻压板下降时，防护罩先卡入所述，所述锻压板继续将下压对工件进行加工，在锻压前所述防护罩就可落下，起到防护作用；同时在锻压板上升的时候所述挡板会上升带动传动组件运行，将推动装置的推板将所述通槽一侧移动，实现可以将废渣移动至所述通槽内，使得废渣不会堆积在工作台上。
附图说明
图1为本发明没有防护罩结构示意图。
图2为本发明有防滑罩且非工作结构示意图。
图3为本发明有防滑罩且工作结构示意图。
图4为本发明防护罩的结构示意图。
图5为本发明推动组件和传动组件的结构示意图。
图6为本发明剖面图。
图7为本发明部分推动组件示意图。
图8为本发明部分推动组件示意图。
具体实施方式
下面结合附图与具体实施方式对本发明作进一步详细描述：参见图1-图8，包括工作台1、锻压板2和液压缸3，所述锻压板2的动力为液压缸3，在锻压板2正下方设置工作台1，所述工作台1通过弹性件41连接夹具台4，所述工作台1上设有槽12，在所述工作台1一侧设有通槽11，在锻压板2上侧设有挡板21，设置防护罩4在挡板21上侧，所述防护罩5下侧设有推动组件51。
在普通的锻压机上，锻压板2通过液压缸3的运行来对放置在工作台1上的工件进行锻压，锻压板2与液压缸3本身有一段多出的距离，即常露端，在这里距离中设置所述挡板21，将防护罩5放置在挡板21上，就可以实现在锻压板2下降时防护罩5先落至工作台，在完成锻压时，所述锻压板2上升时，所述挡板21没有第一时间接触到所述防护罩4，即防护罩5依旧在原地，利用这个特性，在这里时间差内，在防护罩5底部设有推动组件21。
所述推动组件21包括滑块511、拉伸弹簧512、推板513、第一滑轮514、第二滑轮515和第三滑轮516，所述推板513穿过轨道连接所述滑块511，所述滑块511一端连接所述拉伸弹簧512，所述滑块511另一端连接牵引绳通过第一滑轮514，再将牵引绳通过第二滑轮515，将通过第二滑轮515的牵引绳通过第三滑轮516，所述牵引绳进入管道517连接所述传动组件。
所述推板513在没有外力的情况下磁性连接在所述防护罩底端的金属片上，在所述工作台1上设有可以放置所述防护罩5的槽12，以增加所述防护罩5在工作台1上的稳定性，所述滑块511一端连接的拉伸弹簧512，另一端连接牵引绳，所述牵引绳通过第一滑轮514，所述第一滑轮514将所述牵引绳的力的方向改变了，将牵引绳通过第二滑轮515又将方向改变，通过第三滑轮516将所述 牵引绳置入所述管道517中，且将所述牵引绳连接所述传动组件52。
所述传动组件52设置防护罩5的上端在挡板21上设有第一齿条522，所述第一齿条522垂直方向啮合连接转动连接在防护罩5上侧的盒体521内的第一齿轮523，所以所述挡板21随所述锻压板2上升时，会先将所述第一齿条522向上移动，在所述盒体521内设置的第一齿轮523同轴连接第二齿轮524，所述第二齿轮524转动带动第二齿条525的水平移动。
所述工作台1上通过弹性件41连接的夹具台4，将工件放置在夹具台4上，将所述锻压板2向下对所述工件锻压，此时的夹具台4在弹性的作用下向下，在锻压板2离开后，所述弹性件41恢复，如若此时在推板513在可以在所述工作台上废渣向一侧移动，将其推入至所述工作台一侧的通槽11，进入通槽11下侧的收集筒中，且防护罩5的四周为透明材质。
工作原理：通过在锻压板2上侧设置的挡板21，所述挡板21上设置防护罩，5所述防护罩5抵在所述挡板21上，工作时，所述锻压板2向下移动同时带动所述挡板21向下移动，即所述防护罩5卡在所述工作台1上的槽12中，所述锻压板2继续向下移动，设置在挡板21上的第一齿条522在垂直方向向下移动，即第二齿轮524带动所述第二齿条525向后移动，所述牵引绳在拉伸弹簧512的恢复力下将所述推板513推到通槽11的对侧，完成工作后，所述锻压板2上升同时将所述挡板21也上升，所述挡板21在抵住所述防护罩5前，会先将所述第一齿条522向上移动，第一齿轮523转动同时带动同轴的第二齿轮524，第二齿轮524将第二齿条525向前移动，将牵引绳向前移动，所述推板513在工作台1推动，此时的拉伸弹簧512处在拉伸状态，即废渣被推至所述所述通槽11处，将所述工作台上的废渣推至所述通槽11下侧的收集筒，而所述挡板21将所述防护罩5抵住，防护罩5将上升。
以上实施例仅用以说明本发明的技术方案，而非对其限制；尽管参照前述实施例对本发明进行了详细的说明，本领域的普通技术人员应当理解：其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换；而这些修改或者替换，并不使相应技术方案的本质脱离本发明各实施例技术方案的精神和范围。

Claims (6)

  1. 一种用于锻压机床上的安全防护结构，包括工作台(1)、锻压板(2)和液压缸(3)，所述锻压板(2)的动力为液压缸(3)，在锻压板(2)正下方设置工作台(1)，和其特征在于：所述工作台(1)通过弹性件(41)连接夹具台(4)，所述工作台(1)上设有槽(12)，在所述工作台(1)一侧设有通槽(11)，在锻压板(2)上侧设有挡板(21)，设置防护罩(4)在挡板(21)上侧，所述防护罩(5)下侧设有推动组件(51)。
  2. 根据权利要求1所述的一种用于锻压机床上的安全防护结构，其特征在于：所述推动组件(51)包括滑块(511)、拉伸弹簧(512)、推板(513)、第一滑轮(514)、第二滑轮(515)和第三滑轮(516)，所述推板(513)穿过轨道连接所述滑块(511)，所述滑块(511)一端连接所述拉伸弹簧(512)，所述滑块(511)另一端连接牵引绳通过第一滑轮(514)，再将牵引绳通过第二滑轮(515)，将通过第二滑轮(515)的牵引绳通过第三滑轮(516)，所述牵引绳进入管道(517)连接所述传动组件。
  3. 根据权利要求2所述的一种用于锻压机床上的安全防护结构，其特征在于：所述传动组件(52)包括设置在挡板(21)上的第一齿条(522)、滑动连接在防护罩(4)上侧盒体(521)内的第二齿条(525)、第一齿轮(523)和第二齿轮(524)，所述第一齿条(522)垂直方向啮合连接所述第一齿轮(523)，第一齿轮(523)同轴连接第二齿轮(524)，所述第二齿轮(524)水平方向啮合连接第二齿条(525)，第二齿条(525)连接所述牵引绳。
  4. 根据权利要求2所述的一种用于锻压机床上的安全防护结构，其特征在于：所述推板(513)两侧设有磁性件且配合在防护罩(4)的内侧设有金属片。
  5. 根据权利要求1所述的一种用于锻压机床上的安全防护结构，其特征在于：所述防护罩(4)的四周为透明材质。
  6. 根据权利要求1所述的一种用于锻压机床上的安全防护结构，其特征在于：在所述工作台(1)且在所述通槽(11)下方设有收集筒。
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