WO2020098547A1 - Five-jaw self-centering clamping tool having detection function - Google Patents

Five-jaw self-centering clamping tool having detection function Download PDF

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Publication number
WO2020098547A1
WO2020098547A1 PCT/CN2019/116046 CN2019116046W WO2020098547A1 WO 2020098547 A1 WO2020098547 A1 WO 2020098547A1 CN 2019116046 W CN2019116046 W CN 2019116046W WO 2020098547 A1 WO2020098547 A1 WO 2020098547A1
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WIPO (PCT)
Prior art keywords
pressure detection
air pressure
detection head
turntable
assembly
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PCT/CN2019/116046
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French (fr)
Chinese (zh)
Inventor
史沸涛
吴兵
成晓辉
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芜湖仅一机械有限公司
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Publication of WO2020098547A1 publication Critical patent/WO2020098547A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/06—Work supports, e.g. adjustable steadies

Definitions

  • the invention relates to the technical field of aluminum alloy die casting, in particular to a five-jaw self-centering clamping tool with a detection function.
  • the locking cover of the intake pipe that is started by the automobile makes its clamping and positioning work more difficult during the processing process, especially when the end face is polished, the common method is to use side clamping. A more efficient clamping tooling.
  • Chinese Patent Publication No. CN106272160B discloses an automatic centering clamping mechanism, the outer ring body is sleeved on the outer circumferential surface of the inner ring body, and the gap fits between the two.
  • the ball-end ends of the telescopic shafts in the plurality of telescopic bodies pass through the guide holes on the circumference of the inner ring body, and are inserted into the sliding grooves on the round surface of the outer ring body.
  • the worm gear body is fixed on the end surface of the inner ring body; the worm is fixed on the end surface of the outer ring body through a bearing seat and engages with the worm gear body to cause relative rotation between the outer ring body and the inner ring body.
  • the number of guide holes on the outer circumferential surface of the inner ring body, the number of grooves on the inner circumferential surface of the inner ring body, and the number of telescopic bodies are the same.
  • all the clamping blocks are extended and retracted at the same time through the telescopic bolts, and at the same time, they are rounded during the clamping process.
  • the purpose is to perform rounding, and the method used is rough and low in efficiency, which is not suitable for lock covers with irregular shapes.
  • the purpose of the present invention is to provide a five-jaw self-centering clamping tool with a detection function to solve the above-mentioned defects caused in the prior art.
  • a five-jaw self-centering clamping tool with detection function includes a bottom plate and a clamping component, the clamping component includes a turntable seat, a turntable, a pressing component and a pushing component, and the bottom plate is provided with a turntable seat for installation
  • the recessed part is provided with a product placement hole above the recessed part, the inner wall of the placement hole is provided with a number of support bosses matched with the product, and a ring groove is provided on the turntable seat, and the turntable is rotationally connected to the ring groove and Located between the bottom plate and the turntable seat, the bottom of the recess is provided with five guide grooves, a chuck is slidingly connected in the guide groove, a short column is connected to the bottom of the chuck, and five track grooves are provided on the turntable. Slidingly connected to the track groove;
  • the pressing assembly includes an indenter, a cross bar, and a rotary telescopic hydraulic cylinder.
  • the output end of the rotary telescopic hydraulic cylinder is connected to the center of the cross bar, and both ends of the cross bar are connected to the indenter.
  • a limit bracket is also connected to the bottom plate, and the limit bracket is composed of two uprights, a top cover, and a base, and the top cover and the base are respectively fixed to the two ends of the upright;
  • the pushing assembly includes a lateral hydraulic cylinder, a connecting block and a rotating shaft.
  • the lateral hydraulic cylinder is installed on the bottom plate and its output end is connected to the connecting block.
  • the connecting block is sleeved on the rotating shaft and there is a gap fit between the two.
  • the rotating shaft is fixed at The top surface of the turntable;
  • the air pressure detection assembly includes an air pressure detection head 1, an air pressure detection head 2, an air pressure detection head 3, and an air pressure detection head 4.
  • the air pressure detection head 1, the air pressure detection head 2 are installed on the bottom plate and are located on both sides of the connecting block respectively, and the air pressure detection
  • the third head is installed on the top cover and the air outlet end is coplanar with the bottom surface of the top cover.
  • the air pressure detection head 4 is located on one side of the cross bar and is perpendicular to the air pressure detection head 2.
  • the turntable seats on both sides of the annular groove are also provided with supporting blocks that cooperate with the chuck.
  • a mounting bracket of the lifting cylinder is further connected with a limit bracket.
  • the limiting bracket is composed of two uprights and a top cover. The top cover is fixed to the top of the upright, and the lower end of the upright is mounted on the uplifting cylinder.
  • the indenter has a truncated cone shape.
  • the inner end of the chuck is provided with an arc-shaped groove.
  • the air pressure detection head one, the air pressure detection head two, the air pressure detection head three, and the air pressure detection head four are tubular structures and are respectively connected to the corresponding air pressure detection equipment and the air source.
  • the air pressure detection head one and the air pressure detection head two are located in the moving direction of the connecting block.
  • the structure of the invention is simple and the operation is convenient. First, the pressed component is used to pre-position the placed product, then the push component is used to push the turntable to rotate, and the chuck moves inward under the action of the track groove to clamp the lock cover The raised part of the product realizes the clamping and positioning of the product;
  • FIG. 1 is a schematic structural diagram of the present invention.
  • FIG. 2 is a schematic view of the structure of a turntable and a turntable seat in the present invention.
  • FIG. 3 is a schematic structural diagram of a bottom plate in the present invention.
  • FIG. 4 is a schematic view of the structure of the bottom plate and the rotary telescopic hydraulic cylinder in the present invention.
  • FIG. 5 is a schematic structural view of the chuck in the present invention.
  • FIG. 6 is a schematic diagram of the structure of the product of the present invention.
  • 1-base plate, 2-turntable seat, 3-turntable, 4-clamping assembly 41-head, 42-crossbar, 43-rotating telescopic hydraulic cylinder, 5-pushing assembly, 51-transverse hydraulic cylinder, 52 -Connection block, 53-rotation shaft, 6-recess, 7-place hole, 8-support boss, 9-ring groove, 10-guide groove, 11-chuck, 12-short post, 13-track groove, 14 -Support block, 15-limit bracket, 151-pillar, 152-top cover, 153-base, 16-product, 17-air pressure detection head one, 18-air pressure detection head two, 19-air pressure detection head three, 20- Air pressure detection head IV.
  • a five-jaw self-centering clamping tool with a detection function includes a bottom plate 1 and a clamping assembly.
  • the clamping assembly includes a turntable seat 2, a turntable 3, a pressing assembly 4, and Pushing assembly 5,
  • the bottom plate 1 is provided with a recessed portion 6 for mounting the turntable base 2
  • a penetrating product 16 placement hole 7 is provided above the recessed portion 6, and a plurality of products 16 are provided on the inner wall of the placement hole 7 to cooperate with the product 16
  • the support boss 8 is provided with an annular groove 9 on the turntable base 2.
  • the turntable 3 is rotatably connected in the annular groove 9 and is located between the bottom plate 1 and the turntable base 2.
  • the bottom surface of the recess 6 is provided with five guide grooves 10.
  • a chuck 11 is slidably connected to the guide groove 10
  • a short post 12 is connected to the bottom of the chuck 11
  • five track grooves 13 are provided on the turntable 3, and the short post 12 is slidingly connected to the track groove 13;
  • the pressing assembly 4 includes an indenter 41, a cross bar 42 and a rotary telescopic hydraulic cylinder 43.
  • the output end of the rotary telescopic hydraulic cylinder 43 is connected to the center of the cross bar 42 and both ends of the cross bar 42 are connected to the indenter 41.
  • the bottom plate above the rotary telescopic hydraulic cylinder 43 is also connected with a limit bracket 15.
  • the limit bracket 15 is composed of two uprights 151, a top cover 152 and a base 153. The top cover 152 and the base 153 are respectively fixed to the uprights Both ends of 151;
  • the pushing assembly 5 includes a lateral hydraulic cylinder 51, a connecting block 52 and a rotating shaft 53.
  • the lateral hydraulic cylinder 51 is mounted on the bottom plate 1 and its output end is connected to the connecting block 52.
  • the connecting block 52 is sleeved on the rotating shaft 53 and both There is a clearance fit between them, and the rotating shaft 53 is fixed to the top surface of the turntable 3. The clearance mentioned here needs to ensure that the rotating shaft 53 has a certain amount of movement space when rotating with the turntable 3 to avoid interference;
  • the air pressure detection assembly includes air pressure detection head one 17, air pressure detection head two 18, air pressure detection head three 19, and air pressure detection head four 20.
  • the air pressure detection head one 17, the air pressure detection head two 18 are installed on the base plate 1 and are respectively connected On both sides of the block 52, the air pressure detection head three 19 is mounted on the top cover 152 and the air outlet end is coplanar with the bottom surface of the top cover 152. As shown in FIG. 7, there are two air pressure detection head three 19 between the two
  • the connecting line is perpendicular to the moving direction of the connecting block 52, and the air pressure detection head 4 20 is located on one side of the cross bar 42 and is perpendicular to the air pressure detection head 2 18.
  • the air pressure detection head one 17, the air pressure detection head two 18, the air pressure detection head three 19, and the air pressure detection head four 20 are all tubular structures and are respectively connected to the corresponding air pressure detection equipment and the air source.
  • the gas source provides the gas for the air pressure detection component.
  • the air pressure detection equipment is provided between the two, and a pressure gauge or other similar devices can be selected to detect the change in air pressure.
  • the turntable seats 2 on both sides of the annular groove 9 are also provided with supporting blocks 14 that cooperate with the chuck 11 for supporting the chuck 11 to slide back and forth.
  • a five-jaw self-centering clamping tool with a detection function includes a bottom plate 1 and a clamping assembly.
  • the clamping assembly includes a turntable seat 2, a turntable 3, a pressing assembly 4, and Pushing assembly 5,
  • the bottom plate 1 is provided with a recessed portion 6 for mounting the turntable base 2
  • a penetrating product 16 placement hole 7 is provided above the recessed portion 6, and a plurality of products 16 are provided on the inner wall of the placement hole 7 to cooperate with the product 16
  • the support boss 8 is provided with an annular groove 9 on the turntable base 2.
  • the turntable 3 is rotatably connected in the annular groove 9 and is located between the bottom plate 1 and the turntable base 2.
  • the bottom surface of the recess 6 is provided with five guide grooves 10.
  • a chuck 11 is slidably connected to the guide groove 10
  • a short post 12 is connected to the bottom of the chuck 11
  • five track grooves 13 are provided on the turntable 3, and the short post 12 is slidingly connected to the track groove 13;
  • the pressing assembly 4 includes an indenter 41, a cross bar 42 and a rotary telescopic hydraulic cylinder 43.
  • the output end of the rotary telescopic hydraulic cylinder 43 is connected to the center of the cross bar 42 and both ends of the cross bar 42 are connected to the indenter 41.
  • the bottom plate above the rotary telescopic hydraulic cylinder 43 is also connected with a limit bracket 15.
  • the limit bracket 15 is composed of two uprights 151, a top cover 152 and a base 153. The top cover 152 and the base 153 are respectively fixed to the uprights Both ends of 151;
  • the pushing assembly 5 includes a lateral hydraulic cylinder 51, a connecting block 52 and a rotating shaft 53.
  • the lateral hydraulic cylinder 51 is mounted on the bottom plate 1 and its output end is connected to the connecting block 52.
  • the connecting block 52 is sleeved on the rotating shaft 53 and both There is a clearance fit between them, and the rotating shaft 53 is fixed to the top surface of the turntable 3. The clearance mentioned here needs to ensure that the rotating shaft 53 has a certain amount of movement space when rotating with the turntable 3 to avoid interference;
  • the air pressure detection assembly includes air pressure detection head one 17, air pressure detection head two 18, air pressure detection head three 19, and air pressure detection head four 20.
  • the air pressure detection head one 17, the air pressure detection head two 18 are installed on the base plate 1 and are respectively connected On both sides of the block 52, the air pressure detection head three 19 is mounted on the top cover 152 and the air outlet end is coplanar with the bottom surface of the top cover 152. As shown in FIG. 7, there are two air pressure detection head three 19 between the two
  • the connecting line is perpendicular to the moving direction of the connecting block 52, and the air pressure detection head 4 20 is located on one side of the cross bar 42 and is perpendicular to the air pressure detection head 2 18.
  • the air pressure detection head one 17, the air pressure detection head two 18, the air pressure detection head three 19, and the air pressure detection head four 20 are all tubular structures and are respectively connected to the corresponding air pressure detection equipment and the air source.
  • the gas source provides the gas for the air pressure detection component.
  • the air pressure detection equipment is provided between the two, and a pressure gauge or other similar devices can be selected to detect the change in air pressure.
  • the air pressure detection head one 17 and the air pressure detection head two 18 are located in the moving direction of the connecting block 52.
  • the turntable seats 2 on both sides of the annular groove 9 are also provided with supporting blocks 14 that cooperate with the chuck 11 for supporting the chuck 11 to slide back and forth.
  • the indenter 41 has a circular truncated cone shape, which is matched with the shape of the product 16, and a rubber indenter 41 can be used for cushioning and protection.
  • the inner end of the chuck 11 is provided with an arc-shaped groove, which cooperates with the protrusion on the outside of the product 16 to prevent the product 16 from rotating after clamping.
  • the working process and principle of the present invention First, the worker puts the product 16 into the placement hole 7, the support boss 8 plays a supporting role, then rotates the telescopic hydraulic cylinder 43 to lower and pre-compress the product 16, the air pressure detection at this time The outlet end of the head 4 20 is blocked, and the air pressure detection device connected to it detects a pressure change signal, indicating that the pressure head 41 has reached the specified position, and then the horizontal hydraulic cylinder 51 contracts to the specified position, pushing the turntable 3 to rotate by a small angle , The chuck 11 moves inwards under the action of the track groove 13 and clamps the convex part around the lock cover to achieve the clamping and positioning of the product 16.
  • the inner end surface of the connecting block 52 is in contact with the air pressure detection head 17
  • the outlet end of the air pressure detection head 17 is blocked, and the air pressure detection device connected to it detects a pressure change signal, indicating that the product has been clamped.
  • the cross bar 42 is driven by the rotating telescopic hydraulic cylinder 43 and rotates 90 degrees clockwise.
  • the cross bar 42 blocks the outlet end of the air pressure detection head three 19, and similarly, the air pressure detection device connected to it An air pressure change signal is detected, indicating that the indenter 41 has been released and reached the specified position.
  • the upper end surface of the product can be polished.
  • the lateral hydraulic cylinder 42 is extended.
  • the connecting block 52 is outside The end face is in contact with the air pressure detection head two 18, the outlet end of the air pressure detection head two 18 is blocked, and the air pressure detection device connected to it detects a pressure change signal, indicating that the product has been released.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
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Abstract

Provided is a five-jaw self-centering clamping tool having a detection function, relating to the technical field of aluminum alloy die-casting, comprising a bottom plate (1), a clamping assembly, and an air-pressure detection assembly; said clamping assembly comprises a turntable base (2), a turntable (3), a compressing assembly (4), and a pushing assembly (5); the air-pressure detection assembly comprises a first air-pressure detection head (17), a second air-pressure detection head (18), a third air-pressure detection head (19), and a fourth air-pressure detection head (20). The tool has a simple structure and is convenient to operate; first, the compressing assembly (4) is used to pre-position a placed product (16); then the pushing component (5) is used to rotate the turntable (3); a clamp head (11) moves inward under the action of a track groove (13), clamping a raised part around a lock cover, achieving the clamped positioning of the product (16).

Description

一种具有检测功能的五爪自定心夹紧工装Five-jaw self-centering clamping tool with detection function 技术领域Technical field
本发明涉及铝合金压铸技术领域，具体涉及一种具有检测功能的五爪自定心夹紧工装。The invention relates to the technical field of aluminum alloy die casting, in particular to a five-jaw self-centering clamping tool with a detection function.
背景技术Background technique
汽车发动起进气管的锁盖由于其不规则形状，导致其在加工过程中的夹紧定位工作较为困难，特别是在对其端面进行打磨处理时，常用的方法是采用侧面夹紧，目前没有一个较为高效的夹紧工装。Due to its irregular shape, the locking cover of the intake pipe that is started by the automobile makes its clamping and positioning work more difficult during the processing process, especially when the end face is polished, the common method is to use side clamping. A more efficient clamping tooling.
中国专利公开号为CN106272160B公开了一种自动定心夹紧机构，外环体套装在所述内环体的外圆周表面，并且二者之间间隙配合。多个伸缩体中的伸缩轴的球头端穿过内环体圆周上的导向孔后装入位于外环体内圆表面上的各滑槽内。蜗轮体固定在所述内环体的端面；所述蜗杆通过轴承座固定在所述外环体的端面,并与所述蜗轮体咬合，使外环体与内环体之间产生相对转动。所述内环体的外圆周表面导向孔的数量、外环体内圆周表面滑槽的数量和伸缩体的数量相同。本发明在夹紧的过程中，所有的夹紧块通过伸缩螺栓同时伸出和缩回，在夹紧过程中同时使其变圆。但是其目的是进行校圆，且采用的方式较为粗糙，效率低，对于具有不规则形状的锁盖来说，并不适合。Chinese Patent Publication No. CN106272160B discloses an automatic centering clamping mechanism, the outer ring body is sleeved on the outer circumferential surface of the inner ring body, and the gap fits between the two. The ball-end ends of the telescopic shafts in the plurality of telescopic bodies pass through the guide holes on the circumference of the inner ring body, and are inserted into the sliding grooves on the round surface of the outer ring body. The worm gear body is fixed on the end surface of the inner ring body; the worm is fixed on the end surface of the outer ring body through a bearing seat and engages with the worm gear body to cause relative rotation between the outer ring body and the inner ring body. The number of guide holes on the outer circumferential surface of the inner ring body, the number of grooves on the inner circumferential surface of the inner ring body, and the number of telescopic bodies are the same. During the clamping process of the present invention, all the clamping blocks are extended and retracted at the same time through the telescopic bolts, and at the same time, they are rounded during the clamping process. However, the purpose is to perform rounding, and the method used is rough and low in efficiency, which is not suitable for lock covers with irregular shapes.
发明内容Summary of the invention
本发明的目的在于提供一种具有检测功能的五爪自定心夹紧工装，以解决现有技术中导致的上述缺陷。The purpose of the present invention is to provide a five-jaw self-centering clamping tool with a detection function to solve the above-mentioned defects caused in the prior art.
一种具有检测功能的五爪自定心夹紧工装，包括底板以及夹紧组件，所述夹紧组件包括转盘座、转盘、压紧组件以及推动组件，所述底板上设有用于安装转盘座的凹陷部，凹陷部的上方设有贯通的产品放置孔，放置孔的内壁上设有若干与产品配合的支撑凸台，转盘座上设有环形槽，所述转盘转动连接于环形槽内并位于底板与转盘座之间，凹陷部的底面设有五个导向槽，导向槽内滑动连接有夹头，夹头的底部连接有短柱，转盘上设有五个轨迹槽，所述短柱滑动连接于轨迹槽内；A five-jaw self-centering clamping tool with detection function includes a bottom plate and a clamping component, the clamping component includes a turntable seat, a turntable, a pressing component and a pushing component, and the bottom plate is provided with a turntable seat for installation The recessed part is provided with a product placement hole above the recessed part, the inner wall of the placement hole is provided with a number of support bosses matched with the product, and a ring groove is provided on the turntable seat, and the turntable is rotationally connected to the ring groove and Located between the bottom plate and the turntable seat, the bottom of the recess is provided with five guide grooves, a chuck is slidingly connected in the guide groove, a short column is connected to the bottom of the chuck, and five track grooves are provided on the turntable. Slidingly connected to the track groove;
所述压紧组件包括压头、横杆以及旋转伸缩液压缸，所述旋转伸缩液压缸的输出端连接横杆的中心处，横杆的两端连接压头，所述旋转伸缩液压缸上方的底板上还连接有限位支架，所述限位支架由两根立柱、一个顶盖以及一个底座组成，顶盖和底座分别固定于立柱的两端；The pressing assembly includes an indenter, a cross bar, and a rotary telescopic hydraulic cylinder. The output end of the rotary telescopic hydraulic cylinder is connected to the center of the cross bar, and both ends of the cross bar are connected to the indenter. A limit bracket is also connected to the bottom plate, and the limit bracket is composed of two uprights, a top cover, and a base, and the top cover and the base are respectively fixed to the two ends of the upright;
所述推动组件包括横向液压缸、连接块以及转轴，所述横向液压缸安装于底板上且其输出端连接至连接块，连接块套在转轴上且两者之间为间隙配合，转轴固定于转盘的顶面；The pushing assembly includes a lateral hydraulic cylinder, a connecting block and a rotating shaft. The lateral hydraulic cylinder is installed on the bottom plate and its output end is connected to the connecting block. The connecting block is sleeved on the rotating shaft and there is a gap fit between the two. The rotating shaft is fixed at The top surface of the turntable;
所述气压检测组件包括气压检测头一、气压检测头二、气压检测头三以及气压检测头四，气压检测头一、气压检测头二安装于底板上并分别位于连接块的两侧，气压检测头三安装于顶盖上且其出气端与顶盖的底面共面，气压检测头四位于横杆的一侧且与气压检测头二垂直。The air pressure detection assembly includes an air pressure detection head 1, an air pressure detection head 2, an air pressure detection head 3, and an air pressure detection head 4. The air pressure detection head 1, the air pressure detection head 2 are installed on the bottom plate and are located on both sides of the connecting block respectively, and the air pressure detection The third head is installed on the top cover and the air outlet end is coplanar with the bottom surface of the top cover. The air pressure detection head 4 is located on one side of the cross bar and is perpendicular to the air pressure detection head 2.
优选的，环形槽两侧的转盘座上还设有与夹头配合的支撑块。Preferably, the turntable seats on both sides of the annular groove are also provided with supporting blocks that cooperate with the chuck.
优选的，所述升降油缸的安装座上还连接有限位支架，所述限位支架由两根立柱和一个顶盖组成，顶盖固定于立柱的顶端，立柱的下端安装于升降油缸上。Preferably, a mounting bracket of the lifting cylinder is further connected with a limit bracket. The limiting bracket is composed of two uprights and a top cover. The top cover is fixed to the top of the upright, and the lower end of the upright is mounted on the uplifting cylinder.
优选的，所述压头为圆台形。Preferably, the indenter has a truncated cone shape.
优选的，所述夹头的里端设有弧形凹槽。Preferably, the inner end of the chuck is provided with an arc-shaped groove.
优选的，所述气压检测头一、气压检测头二、气压检测头三以及气压检测头四均为管状结构并分别连接至相应的气压检测设备以及气源。Preferably, the air pressure detection head one, the air pressure detection head two, the air pressure detection head three, and the air pressure detection head four are tubular structures and are respectively connected to the corresponding air pressure detection equipment and the air source.
优选的，所述气压检测头一、气压检测头二位于连接块的移动方向上。Preferably, the air pressure detection head one and the air pressure detection head two are located in the moving direction of the connecting block.
本发明的优点在于：The advantages of the present invention are:
(1)本发明结构简单，操作便捷，首先利用压紧组件将放置好的产品进行预定位，接着利用推动组件推动转盘转动，夹头在轨迹槽的作用下向内移动，夹住锁盖四周的凸起部分，实现产品的夹紧定位；(1) The structure of the invention is simple and the operation is convenient. First, the pressed component is used to pre-position the placed product, then the push component is used to push the turntable to rotate, and the chuck moves inward under the action of the track groove to clamp the lock cover The raised part of the product realizes the clamping and positioning of the product;
(2)底板上放置孔以及支撑凸台的设计可以实现产品的预放置，压紧组件采用旋转伸缩液压缸实现升降，压紧力稳定；(2) The design of placing holes and supporting bosses on the bottom plate can realize the pre-positioning of the product, and the pressing component adopts a rotary telescopic hydraulic cylinder to achieve lifting and stable pressing force;
(3)借助于气压检测组件，实现了每个步骤是否达到了预期目标，以判断产品的加工过程是否严格按照指定路线进行，提高了准确率。(3) With the help of the air pressure detection component, whether each step has reached the expected goal is achieved, to judge whether the product processing process is strictly in accordance with the specified route, and the accuracy is improved.
附图说明BRIEF DESCRIPTION
图1为本发明的结构示意图。FIG. 1 is a schematic structural diagram of the present invention.
图2为本发明中转盘及转盘座部分的结构示意图。2 is a schematic view of the structure of a turntable and a turntable seat in the present invention.
图3为本发明中底板的结构示意图。FIG. 3 is a schematic structural diagram of a bottom plate in the present invention.
图4为本发明中底板与旋转伸缩液压缸部分的结构示意图。4 is a schematic view of the structure of the bottom plate and the rotary telescopic hydraulic cylinder in the present invention.
图5为本发明中夹头的结构示意图。5 is a schematic structural view of the chuck in the present invention.
图6为本发明中产品的结构示意图。6 is a schematic diagram of the structure of the product of the present invention.
图7为本发明中限位支架的仰视图。7 is a bottom view of the limit bracket in the present invention.
其中，1-底板，2-转盘座，3-转盘，4-压紧组件，41-压头，42-横杆，43-旋转伸缩液压缸，5-推动组件，51-横向液压缸，52-连接块，53-转轴，6-凹陷部，7-放置孔，8-支撑凸台，9-环形槽，10-导向槽，11-夹头，12-短柱，13-轨迹槽，14-支撑块，15-限位支架，151-立柱，152-顶盖，153-底座，16-产品，17-气压检测头一，18-气压检测头二，19-气压检测头三，20-气压检测头四。Among them, 1-base plate, 2-turntable seat, 3-turntable, 4-clamping assembly, 41-head, 42-crossbar, 43-rotating telescopic hydraulic cylinder, 5-pushing assembly, 51-transverse hydraulic cylinder, 52 -Connection block, 53-rotation shaft, 6-recess, 7-place hole, 8-support boss, 9-ring groove, 10-guide groove, 11-chuck, 12-short post, 13-track groove, 14 -Support block, 15-limit bracket, 151-pillar, 152-top cover, 153-base, 16-product, 17-air pressure detection head one, 18-air pressure detection head two, 19-air pressure detection head three, 20- Air pressure detection head IV.
具体实施方式detailed description
为使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解，下面结合具体实施方式，进一步阐述本发明。In order to make the technical means, creative features, objectives and effects realized by the present invention easy to understand, the present invention will be further described in combination with specific embodiments below.
实施例1Example 1
如图1至图6所示，一种具有检测功能的五爪自定心夹紧工装，包括底板1以及夹紧组件，所述夹紧组件包括转盘座2、转盘3、压紧组件4以及推动组件5，所述底板1上设有用于安装转盘座2的凹陷部6，凹陷部6的上方设有贯通的产品16放置孔7，放置孔7的内壁上设有若干与产品16配合的支撑凸台8，转盘座2上设有环形槽9，所述转盘3转动连接于环形槽9内并位于底板1与转盘座2之间，凹陷部6的底面设有五个导向槽10，导向槽10内滑动连接有夹头11，夹头11的底部连接有短柱12，转盘3上设有五个轨迹槽13，所述短柱12滑动连接于轨迹槽13内；As shown in FIGS. 1 to 6, a five-jaw self-centering clamping tool with a detection function includes a bottom plate 1 and a clamping assembly. The clamping assembly includes a turntable seat 2, a turntable 3, a pressing assembly 4, and Pushing assembly 5, the bottom plate 1 is provided with a recessed portion 6 for mounting the turntable base 2, a penetrating product 16 placement hole 7 is provided above the recessed portion 6, and a plurality of products 16 are provided on the inner wall of the placement hole 7 to cooperate with the product 16 The support boss 8 is provided with an annular groove 9 on the turntable base 2. The turntable 3 is rotatably connected in the annular groove 9 and is located between the bottom plate 1 and the turntable base 2. The bottom surface of the recess 6 is provided with five guide grooves 10. A chuck 11 is slidably connected to the guide groove 10, a short post 12 is connected to the bottom of the chuck 11, five track grooves 13 are provided on the turntable 3, and the short post 12 is slidingly connected to the track groove 13;
所述压紧组件4包括压头41、横杆42以及旋转伸缩液压缸43，所述旋转伸缩液压缸43的输出端连接横杆42的中心处，横杆42的两端连接压头41，所述旋转伸缩液压缸43上方的底板上还连接有限位支架15，所述限位支架15由两根立柱151、一个顶盖152以及一个底座153组成，顶盖152和底座153分别 固定于立柱151的两端；The pressing assembly 4 includes an indenter 41, a cross bar 42 and a rotary telescopic hydraulic cylinder 43. The output end of the rotary telescopic hydraulic cylinder 43 is connected to the center of the cross bar 42 and both ends of the cross bar 42 are connected to the indenter 41. The bottom plate above the rotary telescopic hydraulic cylinder 43 is also connected with a limit bracket 15. The limit bracket 15 is composed of two uprights 151, a top cover 152 and a base 153. The top cover 152 and the base 153 are respectively fixed to the uprights Both ends of 151;
所述推动组件5包括横向液压缸51、连接块52以及转轴53，所述横向液压缸51安装于底板1上且其输出端连接至连接块52，连接块52套在转轴53上且两者之间为间隙配合，转轴53固定于转盘3的顶面。此处提到的间隙需要保证转轴53在随着转盘3转动时有一定的活动空间余量，避免产生干涉；The pushing assembly 5 includes a lateral hydraulic cylinder 51, a connecting block 52 and a rotating shaft 53. The lateral hydraulic cylinder 51 is mounted on the bottom plate 1 and its output end is connected to the connecting block 52. The connecting block 52 is sleeved on the rotating shaft 53 and both There is a clearance fit between them, and the rotating shaft 53 is fixed to the top surface of the turntable 3. The clearance mentioned here needs to ensure that the rotating shaft 53 has a certain amount of movement space when rotating with the turntable 3 to avoid interference;
所述气压检测组件包括气压检测头一17、气压检测头二18、气压检测头三19以及气压检测头四20，气压检测头一17、气压检测头二18安装于底板1上并分别位于连接块52的两侧，气压检测头三19安装于顶盖152上且其出气端与顶盖152的底面共面，如图7所示，气压检测头三19有两个且两者之间的连线垂直于连接块52的移动方向，气压检测头四20位于横杆42的一侧且与气压检测头二18垂直。所述气压检测头一17、气压检测头二18、气压检测头三19以及气压检测头四20均为管状结构并分别连接至相应的气压检测设备以及气源。气源为气压检测组件提供检测用的气体，气压检测设备设于两者之间，可选有压力表或其他类似装置，用以检测气压变化。The air pressure detection assembly includes air pressure detection head one 17, air pressure detection head two 18, air pressure detection head three 19, and air pressure detection head four 20. The air pressure detection head one 17, the air pressure detection head two 18 are installed on the base plate 1 and are respectively connected On both sides of the block 52, the air pressure detection head three 19 is mounted on the top cover 152 and the air outlet end is coplanar with the bottom surface of the top cover 152. As shown in FIG. 7, there are two air pressure detection head three 19 between the two The connecting line is perpendicular to the moving direction of the connecting block 52, and the air pressure detection head 4 20 is located on one side of the cross bar 42 and is perpendicular to the air pressure detection head 2 18. The air pressure detection head one 17, the air pressure detection head two 18, the air pressure detection head three 19, and the air pressure detection head four 20 are all tubular structures and are respectively connected to the corresponding air pressure detection equipment and the air source. The gas source provides the gas for the air pressure detection component. The air pressure detection equipment is provided between the two, and a pressure gauge or other similar devices can be selected to detect the change in air pressure.
在本实施例中，环形槽9两侧的转盘座2上还设有与夹头11配合的支撑块14，用于支撑夹头11来回滑动。In this embodiment, the turntable seats 2 on both sides of the annular groove 9 are also provided with supporting blocks 14 that cooperate with the chuck 11 for supporting the chuck 11 to slide back and forth.
实施例2Example 2
如图1至图6所示，一种具有检测功能的五爪自定心夹紧工装，包括底板1以及夹紧组件，所述夹紧组件包括转盘座2、转盘3、压紧组件4以及推动组件5，所述底板1上设有用于安装转盘座2的凹陷部6，凹陷部6的上方设有贯通的产品16放置孔7，放置孔7的内壁上设有若干与产品16配合的支撑凸台8，转盘座2上设有环形槽9，所述转盘3转动连接于环形槽9内并位于底板1与转盘座2之间，凹陷部6的底面设有五个导向槽10，导向槽10内滑动连接有夹头11，夹头11的底部连接有短柱12，转盘3上设有五个轨迹槽13，所述短柱12滑动连接于轨迹槽13内；As shown in FIGS. 1 to 6, a five-jaw self-centering clamping tool with a detection function includes a bottom plate 1 and a clamping assembly. The clamping assembly includes a turntable seat 2, a turntable 3, a pressing assembly 4, and Pushing assembly 5, the bottom plate 1 is provided with a recessed portion 6 for mounting the turntable base 2, a penetrating product 16 placement hole 7 is provided above the recessed portion 6, and a plurality of products 16 are provided on the inner wall of the placement hole 7 to cooperate with the product 16 The support boss 8 is provided with an annular groove 9 on the turntable base 2. The turntable 3 is rotatably connected in the annular groove 9 and is located between the bottom plate 1 and the turntable base 2. The bottom surface of the recess 6 is provided with five guide grooves 10. A chuck 11 is slidably connected to the guide groove 10, a short post 12 is connected to the bottom of the chuck 11, five track grooves 13 are provided on the turntable 3, and the short post 12 is slidingly connected to the track groove 13;
所述压紧组件4包括压头41、横杆42以及旋转伸缩液压缸43，所述旋转伸缩液压缸43的输出端连接横杆42的中心处，横杆42的两端连接压头41，所述旋转伸缩液压缸43上方的底板上还连接有限位支架15，所述限位支架15由两根立柱151、一个顶盖152以及一个底座153组成，顶盖152和底座153分别 固定于立柱151的两端；The pressing assembly 4 includes an indenter 41, a cross bar 42 and a rotary telescopic hydraulic cylinder 43. The output end of the rotary telescopic hydraulic cylinder 43 is connected to the center of the cross bar 42 and both ends of the cross bar 42 are connected to the indenter 41. The bottom plate above the rotary telescopic hydraulic cylinder 43 is also connected with a limit bracket 15. The limit bracket 15 is composed of two uprights 151, a top cover 152 and a base 153. The top cover 152 and the base 153 are respectively fixed to the uprights Both ends of 151;
所述推动组件5包括横向液压缸51、连接块52以及转轴53，所述横向液压缸51安装于底板1上且其输出端连接至连接块52，连接块52套在转轴53上且两者之间为间隙配合，转轴53固定于转盘3的顶面。此处提到的间隙需要保证转轴53在随着转盘3转动时有一定的活动空间余量，避免产生干涉；The pushing assembly 5 includes a lateral hydraulic cylinder 51, a connecting block 52 and a rotating shaft 53. The lateral hydraulic cylinder 51 is mounted on the bottom plate 1 and its output end is connected to the connecting block 52. The connecting block 52 is sleeved on the rotating shaft 53 and both There is a clearance fit between them, and the rotating shaft 53 is fixed to the top surface of the turntable 3. The clearance mentioned here needs to ensure that the rotating shaft 53 has a certain amount of movement space when rotating with the turntable 3 to avoid interference;
所述气压检测组件包括气压检测头一17、气压检测头二18、气压检测头三19以及气压检测头四20，气压检测头一17、气压检测头二18安装于底板1上并分别位于连接块52的两侧，气压检测头三19安装于顶盖152上且其出气端与顶盖152的底面共面，如图7所示，气压检测头三19有两个且两者之间的连线垂直于连接块52的移动方向，气压检测头四20位于横杆42的一侧且与气压检测头二18垂直。所述气压检测头一17、气压检测头二18、气压检测头三19以及气压检测头四20均为管状结构并分别连接至相应的气压检测设备以及气源。气源为气压检测组件提供检测用的气体，气压检测设备设于两者之间，可选有压力表或其他类似装置，用以检测气压变化。所述气压检测头一17、气压检测头二18位于连接块52的移动方向上。The air pressure detection assembly includes air pressure detection head one 17, air pressure detection head two 18, air pressure detection head three 19, and air pressure detection head four 20. The air pressure detection head one 17, the air pressure detection head two 18 are installed on the base plate 1 and are respectively connected On both sides of the block 52, the air pressure detection head three 19 is mounted on the top cover 152 and the air outlet end is coplanar with the bottom surface of the top cover 152. As shown in FIG. 7, there are two air pressure detection head three 19 between the two The connecting line is perpendicular to the moving direction of the connecting block 52, and the air pressure detection head 4 20 is located on one side of the cross bar 42 and is perpendicular to the air pressure detection head 2 18. The air pressure detection head one 17, the air pressure detection head two 18, the air pressure detection head three 19, and the air pressure detection head four 20 are all tubular structures and are respectively connected to the corresponding air pressure detection equipment and the air source. The gas source provides the gas for the air pressure detection component. The air pressure detection equipment is provided between the two, and a pressure gauge or other similar devices can be selected to detect the change in air pressure. The air pressure detection head one 17 and the air pressure detection head two 18 are located in the moving direction of the connecting block 52.
在本实施例中，环形槽9两侧的转盘座2上还设有与夹头11配合的支撑块14，用于支撑夹头11来回滑动。In this embodiment, the turntable seats 2 on both sides of the annular groove 9 are also provided with supporting blocks 14 that cooperate with the chuck 11 for supporting the chuck 11 to slide back and forth.
在本实施例中，所述压头41为圆台形，与产品16的形状相配合，可以采用橡胶制压头41，起到缓冲和保护作用。In this embodiment, the indenter 41 has a circular truncated cone shape, which is matched with the shape of the product 16, and a rubber indenter 41 can be used for cushioning and protection.
在本实施例中，所述夹头11的里端设有弧形凹槽，与产品16外侧的凸起相配合，夹紧后避免产品16发生转动。In this embodiment, the inner end of the chuck 11 is provided with an arc-shaped groove, which cooperates with the protrusion on the outside of the product 16 to prevent the product 16 from rotating after clamping.
本发明的工作过程及原理：首先，工人将产品16放到放置孔7内，支撑凸台8起到支撑作用，接着旋转伸缩液压缸43下降并将产品16预压紧，此时的气压检测头四20的出气端被堵住，与其连接的气压检测设备检测到一个气压变动信号，说明压头41达到了指定位置，接着横向液压缸51收缩至指定位置，推动转盘3转动很小的角度，夹头11在轨迹槽13的作用下向内移动，夹住锁盖四周的凸起部分，实现产品16的夹紧定位，此时的连接块52的里端面与气压检测头一17接触，气压检测头一17的出气端被堵住，与其连接的气压检测设备检测到一个气压变动信号，说明产品已经夹紧。接着横杆42在旋转伸缩液压缸43的驱 动下升起，并顺时针转动90度，此时的横杆42将气压检测头三19的出气端堵住，同理，与其连接的气压检测设备检测到一个气压变动信号，说明压头41已经松开并到达指定位置，此时可以对产品的上端面进行打磨处理，处理结束后，横向液压缸42伸出，此时的连接块52的外端面与气压检测头二18接触，气压检测头二18的出气端被堵住，与其连接的气压检测设备检测到一个气压变动信号，说明产品已经松开。The working process and principle of the present invention: First, the worker puts the product 16 into the placement hole 7, the support boss 8 plays a supporting role, then rotates the telescopic hydraulic cylinder 43 to lower and pre-compress the product 16, the air pressure detection at this time The outlet end of the head 4 20 is blocked, and the air pressure detection device connected to it detects a pressure change signal, indicating that the pressure head 41 has reached the specified position, and then the horizontal hydraulic cylinder 51 contracts to the specified position, pushing the turntable 3 to rotate by a small angle , The chuck 11 moves inwards under the action of the track groove 13 and clamps the convex part around the lock cover to achieve the clamping and positioning of the product 16. At this time, the inner end surface of the connecting block 52 is in contact with the air pressure detection head 17 The outlet end of the air pressure detection head 17 is blocked, and the air pressure detection device connected to it detects a pressure change signal, indicating that the product has been clamped. Then, the cross bar 42 is driven by the rotating telescopic hydraulic cylinder 43 and rotates 90 degrees clockwise. At this time, the cross bar 42 blocks the outlet end of the air pressure detection head three 19, and similarly, the air pressure detection device connected to it An air pressure change signal is detected, indicating that the indenter 41 has been released and reached the specified position. At this time, the upper end surface of the product can be polished. After the processing is completed, the lateral hydraulic cylinder 42 is extended. At this time, the connecting block 52 is outside The end face is in contact with the air pressure detection head two 18, the outlet end of the air pressure detection head two 18 is blocked, and the air pressure detection device connected to it detects a pressure change signal, indicating that the product has been released.
由技术常识可知，本发明可以通过其它的不脱离其精神实质或必要特征的实施方案来实现。因此，上述公开的实施方案，就各方面而言，都只是举例说明，并不是仅有的。所有在本发明范围内或在等同于本发明的范围内的改变均被本发明包含。It can be known from technical common sense that the present invention can be implemented by other embodiments that do not deviate from the spirit or essential features. Therefore, the above-disclosed embodiments are merely examples in all respects, and not the only ones. All changes within the scope of the present invention or within the scope equivalent to the present invention are included in the present invention.

Claims (6)

  1. 一种具有检测功能的五爪自定心夹紧工装，其特征在于，包括底板(1)、夹紧组件以及气压检测组件，所述夹紧组件有两个且包括转盘座(2)、转盘(3)、压紧组件(4)以及推动组件(5)，所述底板(1)上设有用于安装转盘座(2)的凹陷部(6)，凹陷部(6)的上方设有贯通的产品(16)放置孔(7)，放置孔(7)的内壁上设有若干与产品(16)配合的支撑凸台(8)，转盘座(2)上设有环形槽(9)，所述转盘(3)转动连接于环形槽(9)内并位于底板(1)与转盘座(2)之间，凹陷部(6)的底面设有五个导向槽(10)，导向槽(10)内滑动连接有夹头(11)，夹头(11)的底部连接有短柱(12)，转盘(3)上设有五个轨迹槽(13)，所述短柱(12)滑动连接于轨迹槽(13)内；A five-jaw self-centering clamping tool with detection function is characterized by comprising a bottom plate (1), a clamping assembly and an air pressure detection assembly, the clamping assembly has two and includes a turntable seat (2) and a turntable (3), a pressing assembly (4) and a pushing assembly (5), the bottom plate (1) is provided with a recessed portion (6) for installing a turntable seat (2), and a penetration is provided above the recessed portion (6) The product (16) placement hole (7), the inner wall of the placement hole (7) is provided with a number of support bosses (8) matched with the product (16), and the turntable seat (2) is provided with an annular groove (9), The turntable (3) is rotatably connected in the annular groove (9) and is located between the bottom plate (1) and the turntable seat (2). The bottom surface of the recess (6) is provided with five guide grooves (10) and guide grooves (10) 10) A chuck (11) is slidingly connected inside, a short post (12) is connected to the bottom of the chuck (11), five track grooves (13) are provided on the turntable (3), and the short post (12) slides Connected to the track groove (13);
    所述压紧组件(4)包括压头(41)、横杆(42)以及旋转伸缩液压缸(43)，所述旋转伸缩液压缸(43)的输出端连接横杆(42)的中心处，横杆(42)的两端连接压头(41)，所述旋转伸缩液压缸(43)上方的底板上还连接有限位支架(15)，所述限位支架(15)由两根立柱(151)、一个顶盖(152)以及一个底座(153)组成，顶盖(152)和底座(153)分别固定于立柱(151)的两端；The pressing assembly (4) includes a pressing head (41), a cross rod (42) and a rotary telescopic hydraulic cylinder (43), the output end of the rotary telescopic hydraulic cylinder (43) is connected to the center of the cross rod (42) , The two ends of the cross bar (42) are connected with the indenter (41), and the bottom plate above the rotary telescopic hydraulic cylinder (43) is also connected with a limit bracket (15), the limit bracket (15) is composed of two uprights (151), a top cover (152) and a base (153), the top cover (152) and the base (153) are fixed to the two ends of the column (151) respectively;
    所述推动组件(5)包括横向液压缸(51)、连接块(52)以及转轴(53)，所述横向液压缸(51)安装于底板(1)上且其输出端连接至连接块(52)，连接块(52)套在转轴(53)上且两者之间为间隙配合，转轴(53)固定于转盘(3)的顶面；The pushing assembly (5) includes a transverse hydraulic cylinder (51), a connecting block (52) and a rotating shaft (53), the transverse hydraulic cylinder (51) is installed on the bottom plate (1) and its output end is connected to the connecting block (5) 52), the connecting block (52) is sleeved on the rotating shaft (53) with a clearance fit between the two, and the rotating shaft (53) is fixed on the top surface of the rotating disk (3);
    所述气压检测组件包括气压检测头一(17)、气压检测头二(18)、气压检测头三(19)以及气压检测头四(20)，气压检测头一(17)、气压检测头二(18)安装于底板(1)上并分别位于连接块(52)的两侧，气压检测头三(19)安装于顶盖(152)上且其出气端与顶盖(152)的底面共面，气压检测头四(20)位于横杆(42)的一侧且与气压检测头二(18)垂直。The air pressure detection assembly includes air pressure detection head one (17), air pressure detection head two (18), air pressure detection head three (19), and air pressure detection head four (20), air pressure detection head one (17), air pressure detection head two (18) Installed on the bottom plate (1) and located on both sides of the connecting block (52) respectively, the air pressure detection head three (19) is installed on the top cover (152) and its air outlet end is shared with the bottom surface of the top cover (152) The air pressure detection head four (20) is located on one side of the crossbar (42) and is perpendicular to the air pressure detection head two (18).
  2. 根据权利要求1所述的一种具有检测功能的五爪自定心夹紧工装，其特征在于：环形槽(9)两侧的转盘座(2)上还设有与夹头(11)配合的支撑块(14)。The five-jaw self-centering clamping tool with detection function according to claim 1, characterized in that: the turntable seats (2) on both sides of the annular groove (9) are also provided with the chuck (11) to cooperate Support block (14).
  3. 根据权利要求1所述的一种具有检测功能的五爪自定心夹紧工装，其特征在于：所述压头(41)为圆台形。The five-jaw self-centering clamping tool with detection function according to claim 1, characterized in that the indenter (41) has a circular table shape.
  4. 根据权利要求1所述的一种具有检测功能的五爪自定心夹紧工装，其特征在于：所述夹头(11)的里端设有弧形凹槽。The five-jaw self-centering clamping tool with detection function according to claim 1, wherein the inner end of the chuck (11) is provided with an arc-shaped groove.
  5. 根据权利要求1所述的一种具有检测功能的五爪自定心夹紧工装，其特征在于：所述气压检测头一(17)、气压检测头二(18)、气压检测头三(19)以及气压检测头四(20)均为管状结构并分别连接至相应的气压检测设备以及气源。The five-jaw self-centering clamping tool with detection function according to claim 1, characterized in that: the air pressure detection head one (17), the air pressure detection head two (18), and the air pressure detection head three (19 ) And the air pressure detection head four (20) are tubular structures and are respectively connected to the corresponding air pressure detection equipment and air source.
  6. 根据权利要求1所述的一种具有检测功能的五爪自定心夹紧工装，其特征在于：所述气压检测头一(17)、气压检测头二(18)位于连接块(52)的移动方向上。The five-jaw self-centering clamping tool with detection function according to claim 1, characterized in that: the air pressure detection head one (17) and the air pressure detection head two (18) are located on the connecting block (52) Moving direction.
PCT/CN2019/116046 2018-11-16 2019-11-06 Five-jaw self-centering clamping tool having detection function WO2020098547A1 (en)

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