WO2017157298A1 - Positioning mechanism for use in screw tightening machine - Google Patents

Positioning mechanism for use in screw tightening machine Download PDF

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Publication number
WO2017157298A1
WO2017157298A1 PCT/CN2017/076741 CN2017076741W WO2017157298A1 WO 2017157298 A1 WO2017157298 A1 WO 2017157298A1 CN 2017076741 W CN2017076741 W CN 2017076741W WO 2017157298 A1 WO2017157298 A1 WO 2017157298A1
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WIPO (PCT)
Prior art keywords
positioning
mounting plate
drive mechanism
positioning block
block
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PCT/CN2017/076741
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French (fr)
Chinese (zh)
Inventor
李辉
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广州市永合祥自动化设备科技有限公司
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Publication of WO2017157298A1 publication Critical patent/WO2017157298A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • B23P19/06—Screw or nut setting or loosening machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • B25B11/02—Assembly jigs

Definitions

  • a positioning mechanism suitable for a tightening machine including a fixture mounting plate, a fixture mounting plate lifting drive mechanism, a positioning block, and a positioning block driving mechanism;
  • Providing a fixture assembly for product positioning the fixture mounting plate lifting drive mechanism is mounted on the fixed block, and the fixture mounting plate lifting drive mechanism is connected to the bottom of the fixture mounting plate, and the fixture mounting plate is a guiding rod is arranged at the bottom, and the guiding rod is mounted on the fixing block by a linear bearing;
  • the two sides of the front end of the positioning block are provided with positioning protrusions for pre-tightening the workpiece to extend forward, and the positioning protrusions pass through
  • the pad pad supports, the top and the bottom of the pad respectively connect the two positioning protrusions through the upper cover plate and the lower cover plate, and the positioning block driving mechanism is connected with the positioning block and is mounted on the positioning block driving machine Construct the board.
  • the positioning block driving mechanism is a cylinder, and the cylinder piston rod is connected to the positioning block.
  • the bottom of the positioning block driving mechanism mounting plate is provided with a reinforcing rib, thereby improving the strength of the positioning block driving mechanism mounting plate.
  • Figure 1 is a schematic view of the structure of the present invention.
  • the positioning block drive mechanism 3 is a cylinder, and the cylinder piston rod is connected to the positioning block.
  • the working principle of the invention firstly, the workpiece is loaded into the fixture assembly, and the fixture is jacked up by the lifting and lowering driving mechanism of the fixture mounting plate, and then the workpiece is completely tightened by the positioning block driving mechanism, thereby realizing precise positioning of the workpiece.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

A positioning mechanism for use in a screw tightening machine, comprising a jig mounting plate (1), a jig mounting plate raising and lowering drive mechanism (2), a positioning block, and a positioning block drive mechanism (3). The jig mounting plate (1) is provided with a jig assembly (7) used for product positioning, the jig mounting plate raising and lowering drive mechanism (2) being mounted on a fixed block (10), the jig mounting plate raising and lowering drive mechanism (2) being connected to the bottom of the jig mounting plate (1), the bottom of the jig mounting plate (1) being provided with guide rods (8), the guide rods (8) being inserted into the fixed block (10) by means of linear bearings (9); two sides of the front end of the positioning block are provided with positioning protrusions (5) used for suspending forward a pre-tightened workpiece, the positioning protrusions (5) being cushioned by means of a pad block (4) between same, the top part and the bottom part of the pad block (4) connecting the two positioning protrusions (5) integrally respectively by means of an upper cover plate and a lower cover plate, the positioning block drive mechanism (3) being connected to the positioning block and being mounted on a positioning block drive mechanism mounting plate (6). The present screw tightening machine positioning mechanism can implement accurate positioning of a workpiece, and improves the stability and precision of the movement of the jig.

Description

一种适用于拧紧机的定位机构Positioning mechanism suitable for tightening machine 技术领域Technical field
本发明属于拧紧机部件领域，尤其与一种适用于拧紧机的定位机构。The invention belongs to the field of tightening machine components, in particular to a positioning mechanism suitable for a tightening machine.
背景技术Background technique
自动送料拧紧机是一种适用于指定车型的发动机支架的螺栓拧紧设备，该设备功能性完善，外观大方，操作简单，安全性能高，可极大程度的降低工人的劳动强度。现有的螺栓自动拧紧机包括机体框架、治具定位部、拧紧部、螺钉整列部和控制部，广泛用于自动化装配生产线，适应不同大小螺钉的拧紧。然而现有的治具定位部的结构较为复杂，在定位时由于动作繁多而导致工作效率降低。The automatic feeding tightening machine is a bolt tightening device suitable for the engine bracket of the designated model. The device has perfect functions, generous appearance, simple operation and high safety performance, which can greatly reduce the labor intensity of workers. The existing automatic bolt tightening machine comprises a body frame, a fixture positioning portion, a tightening portion, a screw alignment portion and a control portion, and is widely used in an automated assembly line to adapt to the tightening of screws of different sizes. However, the structure of the existing fixture positioning portion is relatively complicated, and the work efficiency is lowered due to a large number of actions during positioning.
发明内容Summary of the invention
本发明的目的在于提供一种适用于拧紧机的定位机构，以解决上述背景技术中提出的拧紧机定位机构存在的结构复杂、定位效率低等问题。It is an object of the present invention to provide a positioning mechanism suitable for a tightening machine to solve the problems of the complicated structure and low positioning efficiency of the tightening machine positioning mechanism proposed in the above background art.
为此，本发明采用以下技术方案：一种适用于拧紧机的定位机构，包括治具安装板、治具安装板升降驱动机构、定位块和定位块驱动机构；所述的治具安装板上设置用于产品定位的治具组件，所述的治具安装板升降驱动机构安装在固定块上，治具安装板升降驱动机构与所述的治具安装板的底部连接，治具安装板的底部设置导向杆，导向杆通过直线轴承穿装于所述的固定块上；所述的定位块前端的两侧设有用于预紧工件向前悬伸的定位凸起，定位凸起之间通过垫块垫撑，垫块的顶部和底部分别通过上盖板和下盖板将两个定位凸起连为一体，定位块驱动机构与定位块连接并安装于定位块驱动机 构安装板上。To this end, the present invention adopts the following technical solutions: a positioning mechanism suitable for a tightening machine, including a fixture mounting plate, a fixture mounting plate lifting drive mechanism, a positioning block, and a positioning block driving mechanism; Providing a fixture assembly for product positioning, the fixture mounting plate lifting drive mechanism is mounted on the fixed block, and the fixture mounting plate lifting drive mechanism is connected to the bottom of the fixture mounting plate, and the fixture mounting plate is a guiding rod is arranged at the bottom, and the guiding rod is mounted on the fixing block by a linear bearing; the two sides of the front end of the positioning block are provided with positioning protrusions for pre-tightening the workpiece to extend forward, and the positioning protrusions pass through The pad pad supports, the top and the bottom of the pad respectively connect the two positioning protrusions through the upper cover plate and the lower cover plate, and the positioning block driving mechanism is connected with the positioning block and is mounted on the positioning block driving machine Construct the board.
优选的，所述的治具安装板升降驱动机构为气缸，气缸活塞杆通过接头连接于所述的治具安装板的底部。Preferably, the fixture mounting plate lifting drive mechanism is a cylinder, and the cylinder piston rod is connected to the bottom of the fixture mounting plate through a joint.
优选的，所述的导向杆为两根，两根导向杆分设于所述的治具安装板的底部两侧。Preferably, the guiding rods are two, and the two guiding rods are disposed on two sides of the bottom of the fixture mounting plate.
优选的，所述的定位块驱动机构为气缸，气缸活塞杆与所述的定位块连接。Preferably, the positioning block driving mechanism is a cylinder, and the cylinder piston rod is connected to the positioning block.
优选的，所述的定位块驱动机构安装板的底部设置加强筋，从而提高定位块驱动机构安装板的强度。Preferably, the bottom of the positioning block driving mechanism mounting plate is provided with a reinforcing rib, thereby improving the strength of the positioning block driving mechanism mounting plate.
与现有技术相比，本发明的有益效果是：本发明结构科学合理，操作安全方便，将治具并通过导向杆沿着直线轴承滑动，从而提高了治具运动的稳定性和精度。本发明通过定位块的定位部分分体设计，从而可以方便更换，也提高了定位块定位的稳定性和精度。Compared with the prior art, the invention has the beneficial effects that the structure of the invention is scientific and reasonable, the operation is safe and convenient, and the fixture is slid along the linear bearing through the guide rod, thereby improving the stability and precision of the movement of the fixture. The invention is designed by the positioning part of the positioning block, so that the replacement can be facilitated, and the stability and precision of positioning of the positioning block are also improved.
附图说明DRAWINGS
图1是本发明的结构示意图。Figure 1 is a schematic view of the structure of the present invention.
具体实施方式detailed description
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述。The technical solutions in the embodiments of the present invention will be clearly and completely described in the following with reference to the accompanying drawings.
如图1所示，本发明包括治具安装板1、治具安装板升降驱动机构2、定位块和定位块驱动机构3；所述的治具安装板1上设置用于产品定位的治具组件7，治具安装板升降驱动机构2安装在固定块10上，治具安装板升降驱动 机构2与所述的治具安装板1的底部连接，治具安装板1的底部设置导向杆8，导向杆8通过直线轴承9穿装于所述的固定块10上；所述的定位块前端的两侧设有用于预紧工件向前悬伸的定位凸起5，定位凸起5之间通过垫块4垫撑，垫块4的顶部和底部分别通过上盖板和下盖板将两个定位凸起5连为一体，定位块驱动机构3与定位块连接并安装于定位块驱动机构安装板6上。As shown in FIG. 1 , the present invention includes a fixture mounting plate 1 , a fixture mounting plate lifting drive mechanism 2 , a positioning block and a positioning block driving mechanism 3; and the fixture mounting plate 1 is provided with a fixture for product positioning. The assembly 7, the fixture mounting plate lifting drive mechanism 2 is mounted on the fixed block 10, and the fixture mounting plate is driven by the lifting and lowering drive The mechanism 2 is connected to the bottom of the fixture mounting plate 1 , and the bottom of the fixture mounting plate 1 is provided with a guiding rod 8 , and the guiding rod 8 is mounted on the fixing block 10 through a linear bearing 9 ; Two locating protrusions 5 for pretensioning the workpiece forward are provided on both sides of the front end, and the positioning protrusions 5 are supported by the spacers 4, and the top and bottom of the spacers 4 are respectively passed through the upper cover and the lower cover respectively. The two positioning protrusions 5 are integrally connected, and the positioning block driving mechanism 3 is connected to the positioning block and mounted on the positioning block driving mechanism mounting plate 6.
进一步地，治具安装板升降驱动机构2为气缸，气缸活塞杆通过接头连接于所述的治具安装板1的底部。Further, the fixture mounting plate lifting drive mechanism 2 is a cylinder, and the cylinder piston rod is connected to the bottom of the jig mounting plate 1 through a joint.
进一步地，导向杆8为两根，两根导向杆8分设于所述的治具安装板1的底部两侧。Further, the guide bars 8 are two, and the two guide bars 8 are disposed on both sides of the bottom of the jig mounting plate 1.
进一步地，定位块驱动机构3为气缸，气缸活塞杆与所述的定位块连接。Further, the positioning block drive mechanism 3 is a cylinder, and the cylinder piston rod is connected to the positioning block.
进一步地，定位块驱动机构安装板6的底部设置加强筋，从而提高定位块驱动机构安装板6的强度。Further, the bottom of the positioning block driving mechanism mounting plate 6 is provided with reinforcing ribs, thereby improving the strength of the positioning block driving mechanism mounting plate 6.
本发明的工作原理：首先将工件装入治具组件中，通过治具安装板升降驱动机构将治具顶起，再由定位块驱动机构将工件完全顶紧，从而实现将工件精确定位。The working principle of the invention: firstly, the workpiece is loaded into the fixture assembly, and the fixture is jacked up by the lifting and lowering driving mechanism of the fixture mounting plate, and then the workpiece is completely tightened by the positioning block driving mechanism, thereby realizing precise positioning of the workpiece.
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。 While the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art The scope of the invention is defined by the appended claims and their equivalents.

Claims (5)

  1. 一种适用于拧紧机的定位机构，其特征在于：所述的适用于拧紧机的定位机构包括治具安装板(1)、治具安装板升降驱动机构(2)、定位块和定位块驱动机构(3)；所述的治具安装板(1)上设置用于产品定位的治具组件(7)，所述的治具安装板升降驱动机构(2)安装在固定块(10)上，治具安装板升降驱动机构(2)与所述的治具安装板(1)的底部连接，治具安装板(1)的底部设置导向杆(8)，导向杆(8)通过直线轴承(9)穿装于所述的固定块(10)上；所述的定位块前端的两侧设有用于预紧工件向前悬伸的定位凸起(5)，定位凸起(5)之间通过垫块(4)垫撑，垫块(4)的顶部和底部分别通过上盖板和下盖板将两个定位凸起(5)连为一体，定位块驱动机构(3)与定位块连接并安装于定位块驱动机构安装板(6)上。A positioning mechanism suitable for a tightening machine, characterized in that: the positioning mechanism suitable for the tightening machine comprises a fixture mounting plate (1), a fixture mounting plate lifting drive mechanism (2), a positioning block and a positioning block drive The fixture (3); the fixture mounting plate (1) is provided with a fixture assembly (7) for product positioning, and the fixture mounting plate lifting drive mechanism (2) is mounted on the fixing block (10) , the fixture mounting plate lifting drive mechanism (2) is connected with the bottom of the fixture mounting plate (1), the bottom of the fixture mounting plate (1) is provided with a guiding rod (8), and the guiding rod (8) passes through the linear bearing (9) being worn on the fixing block (10); the two sides of the front end of the positioning block are provided with positioning protrusions (5) for pre-tightening the workpiece to extend forward, and the positioning protrusions (5) Through the pad (4) pad support, the top and bottom of the pad (4) respectively connect the two positioning protrusions (5) through the upper cover and the lower cover, and the positioning block driving mechanism (3) and positioning The blocks are connected and mounted on the positioning block drive mechanism mounting plate (6).
  2. 根据权利要求1所述的一种适用于拧紧机的定位机构，其特征在于：所述的治具安装板升降驱动机构(2)为气缸，气缸活塞杆通过接头连接于所述的治具安装板(1)的底部。A positioning mechanism suitable for a tightening machine according to claim 1, wherein said fixture mounting plate lifting drive mechanism (2) is a cylinder, and a cylinder piston rod is connected to said jig by a joint. The bottom of the board (1).
  3. 根据权利要求1所述的一种适用于拧紧机的定位机构，其特征在于：所述的导向杆(8)为两根，两根导向杆(8)分设于所述的治具安装板(1)的底部两侧。A positioning mechanism suitable for a tightening machine according to claim 1, wherein the guide rods (8) are two, and the two guide rods (8) are respectively disposed on the fixture mounting plate ( 1) Both sides of the bottom.
  4. 根据权利要求1所述的一种适用于拧紧机的定位机构，其特征在于：所述的定位块驱动机构(3)为气缸，气缸活塞杆与所述的定位块连接。A positioning mechanism suitable for a tightening machine according to claim 1, wherein the positioning block driving mechanism (3) is a cylinder, and the cylinder piston rod is connected to the positioning block.
  5. 根据权利要求1所述的一种适用于拧紧机的定位机构，其特征在于：所述的定位块驱动机构安装板(6)的底部设置加强筋。 A positioning mechanism suitable for a tightening machine according to claim 1, characterized in that the bottom of the positioning block drive mechanism mounting plate (6) is provided with a reinforcing rib.
PCT/CN2017/076741 2016-03-15 2017-03-15 Positioning mechanism for use in screw tightening machine WO2017157298A1 (en)

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CN201620194231.5U CN205363224U (en) 2016-03-15 2016-03-15 Positioning mechanism suitable for screw up machine
CN201620194231.5 2016-03-15

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CN107855673A (en) * 2017-12-29 2018-03-30 苏州茂特斯自动化设备有限公司 A kind of band+SIM radium welds tool opening mechanism
CN108436803A (en) * 2018-04-27 2018-08-24 苏州富强科技有限公司 A kind of measuring fixture
CN108637953A (en) * 2018-07-25 2018-10-12 商丘金振源电子科技有限公司 A kind of automatic locking screw machine device people product orientation clamping jig
CN108673386A (en) * 2018-07-24 2018-10-19 苏州佳祺仕软件技术有限公司 A kind of sample placement jig
CN108890563A (en) * 2018-08-14 2018-11-27 苏州田心方莫自动化科技有限公司 A kind of Mesh assembling is manual to improve jig
CN109175869A (en) * 2018-10-30 2019-01-11 国家电网有限公司 A kind of welding position rotating jig
CN109549287A (en) * 2019-01-14 2019-04-02 中山德优达智能科技有限公司 A kind of sole polissoir
CN110247283A (en) * 2019-06-27 2019-09-17 惠州市恒邦瑞钰科技有限公司 A kind of slotting PIN jig of fine positioning
CN113369847A (en) * 2021-06-29 2021-09-10 科瑞自动化技术（苏州）有限公司 Automatic nut assembling mechanism
CN115122083A (en) * 2022-07-13 2022-09-30 江苏科伯瑞工业技术有限公司 Automatic screw equipment of beating of automobile parts
CN118578109A (en) * 2024-08-06 2024-09-03 武汉信跃致科技有限公司 Optical transceiver assembly equipment

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CN203636347U (en) * 2013-12-30 2014-06-11 梯梯电子集成制造服务(苏州)有限公司 Unidirectional retaining screw assembling jig
CN105290765A (en) * 2014-07-28 2016-02-03 上海晟禧精密机械设备有限公司 Nut fastening machine
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JPH1177451A (en) * 1997-09-10 1999-03-23 Ngk Insulators Ltd Fastening jig of screw member and fastening device
CN102717261A (en) * 2012-07-04 2012-10-10 大连卓锋科技有限公司 Automatic bolt screwing machine
CN103753196A (en) * 2013-11-26 2014-04-30 重庆舰帏机械有限公司 Stop screw tightening device
CN203636347U (en) * 2013-12-30 2014-06-11 梯梯电子集成制造服务(苏州)有限公司 Unidirectional retaining screw assembling jig
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CN107855673A (en) * 2017-12-29 2018-03-30 苏州茂特斯自动化设备有限公司 A kind of band+SIM radium welds tool opening mechanism
CN108436803B (en) * 2018-04-27 2023-07-04 苏州富强科技有限公司 Measuring jig
CN108436803A (en) * 2018-04-27 2018-08-24 苏州富强科技有限公司 A kind of measuring fixture
CN108673386A (en) * 2018-07-24 2018-10-19 苏州佳祺仕软件技术有限公司 A kind of sample placement jig
CN108637953A (en) * 2018-07-25 2018-10-12 商丘金振源电子科技有限公司 A kind of automatic locking screw machine device people product orientation clamping jig
CN108890563A (en) * 2018-08-14 2018-11-27 苏州田心方莫自动化科技有限公司 A kind of Mesh assembling is manual to improve jig
CN108890563B (en) * 2018-08-14 2023-12-08 深圳市凌江机电科技有限公司 Manual improvement tool of Mesh equipment
CN109175869A (en) * 2018-10-30 2019-01-11 国家电网有限公司 A kind of welding position rotating jig
CN109549287A (en) * 2019-01-14 2019-04-02 中山德优达智能科技有限公司 A kind of sole polissoir
CN109549287B (en) * 2019-01-14 2023-09-08 中山德优达智能科技有限公司 Sole polishing equipment
CN110247283A (en) * 2019-06-27 2019-09-17 惠州市恒邦瑞钰科技有限公司 A kind of slotting PIN jig of fine positioning
CN113369847A (en) * 2021-06-29 2021-09-10 科瑞自动化技术（苏州）有限公司 Automatic nut assembling mechanism
CN115122083A (en) * 2022-07-13 2022-09-30 江苏科伯瑞工业技术有限公司 Automatic screw equipment of beating of automobile parts
CN118578109A (en) * 2024-08-06 2024-09-03 武汉信跃致科技有限公司 Optical transceiver assembly equipment

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