WO2019084907A1 - Embouchure de vis détachable et machine de fixation de vis automatique - Google Patents

Embouchure de vis détachable et machine de fixation de vis automatique Download PDF

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Publication number
WO2019084907A1
WO2019084907A1 PCT/CN2017/109288 CN2017109288W WO2019084907A1 WO 2019084907 A1 WO2019084907 A1 WO 2019084907A1 CN 2017109288 W CN2017109288 W CN 2017109288W WO 2019084907 A1 WO2019084907 A1 WO 2019084907A1
Authority
WO
WIPO (PCT)
Prior art keywords
connecting plate
locking
fixing plate
screw
guiding device
Prior art date
Application number
PCT/CN2017/109288
Other languages
English (en)
Chinese (zh)
Inventor
张木友
Original Assignee
深圳豪誉新技术开发有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳豪誉新技术开发有限公司 filed Critical 深圳豪誉新技术开发有限公司
Priority to PCT/CN2017/109288 priority Critical patent/WO2019084907A1/fr
Publication of WO2019084907A1 publication Critical patent/WO2019084907A1/fr

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Classifications

    • 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
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • 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
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02—Arrangements for handling screws or nuts
    • B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means

Definitions

  • the invention relates to the field of mechanical automation, in particular to a detachable screw nozzle and an automatic locking screw machine.
  • the automatic locking screw machine is an automatic device that uses the automatic mechanism instead of the manual to complete the screwing, releasing and tightening of the screw. It can greatly improve production efficiency, reduce production costs and improve reliability.
  • a common automatic locking screw machine is composed of a feeding system and a locking system, and the locking system includes a guiding device, a locking electric batch and a screw nozzle, wherein the screw nozzle is fixedly locked on the guiding device and disposed in the locking electric batch Below the batch head, the bit movement of the lock-on electric batch is telescoped in the screw nozzle; when the automatic lock screw machine is working, the screw is transported by the feeding system to the screw nozzle of the locking system, and the bit is inserted in the screw nozzle and Adsorbing the nut of the screw to be locked, and then starting the locking electric batch, the guiding device restricts the movement of the bit in the locking direction, the bit rotates in the screw mouth and locks the screw in the locking direction in the pre-locking position.
  • the above-mentioned automatic locking screw machine has a single screw specification for each screw nozzle, and when it is required to be applied to screws of different specifications, it is necessary to replace the screw nozzle and the batch head of different specifications, but the screw nozzle is fixed by screw connection. Locking on the guide, which leads to disassembly The operation is cumbersome and time consuming, resulting in inefficient processing. Therefore, how to realize the quick disassembly and assembly of the screw nozzle in the automatic locking screw machine to adapt to different specifications of the screw type is called an urgent problem to be solved.
  • the technical problem to be solved by the present invention is to overcome the technical defects of the complicated structure and complicated operation of the arm of the multi-axis aircraft of the prior art in the process of disassembly and assembly.
  • the invention provides a detachable screw nozzle, which is suitable for an automatic locking screw machine.
  • the detachable screw nozzle is arranged at the bottom of the guiding device of the automatic locking screw machine, and the locking screw mouth is provided with a locking portion, the guiding device
  • the bottom portion is fixedly provided with a fitting portion, and the locking portion is adapted to the fitting portion to detachably connect the detachable screw nozzle with the guiding device.
  • the detachable screw nozzle is disposed on a side surface of the guiding device with a hollow first connecting portion
  • the locking portion is a fastening screw sleeve that is sleeved on the outer surface of the first connecting portion, and is fastened inside the screw ring
  • the surface is provided with an internal thread
  • the engaging portion is a hollow second connecting portion provided on the guiding device, the second connecting portion is provided with an external thread on the outer peripheral surface of one end of the detachable screw nozzle;
  • the first connecting portion is inserted into the second connecting portion And connecting the second connecting portion and the first connecting portion by engaging the internal thread and the external thread.
  • the fastening screw has an annular base ring, and an end surface of the base ring facing away from the second connecting portion extends radially inward to form an annular pressing ring; the outer peripheral surface of the first connecting portion is outwardly convex There is an annular limiting boss; the internal thread and the external thread are engaged with each other, and the pressing ring abuts against the limiting boss.
  • the outer diameter of the limiting boss is larger than the inner diameter of the pressure ring, and the outer diameter of the limiting boss is smaller than the inner diameter of the base ring.
  • the detachable screw nozzle has a screw nozzle body, and a receiving space is vertically formed in the screw nozzle body, and a feeding tube is obliquely disposed on one side of the screw nozzle body, and the screw nozzle body protrudes toward one side surface of the guiding device There is a first connecting portion, and the feeding tube and the first connecting portion are respectively connected to the receiving space.
  • the bottom of the detachable screw nozzle is provided with a detachable positioning portion, and the bottom of the positioning portion is provided with a positioning post adapted to the screw hole.
  • the invention also provides an automatic locking screw machine, comprising a guiding device, a locking electric batch and the above-mentioned detachable screw nozzle;
  • the guiding device comprises a fixing plate and a connecting plate which are arranged in parallel at intervals, and the vertical setting between the fixing plate and the connecting plate
  • There is at least one telescopic handle the telescopic handle is movable to adjust the spacing between the fixing plate and the connecting plate, and the bottom of the connecting plate is fixedly provided with a matching portion;
  • the housing of the locking electric batch is vertically inserted in the fixing plate, and the locking is electrically connected
  • the batch head passes vertically through the connecting plate, and the movable downward movement protrudes from the mating portion;
  • the detachable screw nozzle is disposed at the bottom of the connecting plate, and the lock of the electric batch is inserted into the lock of the detachable screw nozzle In the tight part.
  • Each telescopic handle has a handle body, and a telescopic rod is disposed on the bottom of the handle body, and the handle body is fixedly inserted.
  • the free end of the telescopic rod abuts against the upper surface of the connecting plate; the locking electric batch is disposed at the intermediate connection position of the two telescopic handles, and the housing of the locking electric batch is fixedly inserted in the fixing plate, and The bit passes through the connecting plate; when the distance between the fixing plate and the connecting plate is adjusted by the expansion and contraction of the telescopic rod, the bit movement is telescoped in the mating portion of the connecting plate and inserted into the detachable screw nozzle.
  • the connecting plate is provided with two blind holes, and the upper surface of the connecting plate is provided with a gasket on the periphery of the blind hole; the free ends of the telescopic rods of the two telescopic handles are respectively inserted into the blind holes, and the telescopic rod is sleeved There are springs that provide elastic restoring force for the telescopic rod.
  • the utility model further comprises a feeding device, wherein a telescopic handle is provided with a feeding switch for controlling the feeding device, and the other telescopic handle is provided with an electric batch rotary switch for controlling the rotation of the bit.
  • the detachable screw nozzle and the automatic locking screw machine provided by the invention provide a detachable screw nozzle at the bottom of the guiding device of the automatic locking screw machine, and the detachable screw nozzle is provided with a locking portion, and the bottom of the guiding device is fixedly arranged
  • the utility model has a matching portion, the locking portion is adapted to the fitting portion, so that the detachable screw nozzle is detachably connected with the connecting plate, and the detachable screw nozzle is realized on the guiding device by the cooperation between the locking portion and the fitting portion.
  • Figure 1 is a schematic view of an embodiment of the present invention
  • Figure 2 is an exploded view of the automatic locking screw machine shown in Figure 1;
  • Figure 3 is a schematic view showing the detachable screw nozzle of the automatic locking screw machine of Figure 1 mounted on the connecting plate;
  • Figure 4 is a plan view of the automatic locking screw machine of Figure 3 taken along line I-I;
  • Figure 5 is an enlarged schematic view showing the locking portion and the fitting portion of the automatic locking screw machine shown in Figure 1;
  • Figure 6 is a schematic view of the automatic locking screw machine of Figure 5 taken along line II-II.
  • 241-handle body 242- telescopic rod; 243-feed switch; 244-electric batch rotary switch;
  • mounting and “connecting” are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral, unless otherwise explicitly stated and defined.
  • Ground connection it can be a mechanical connection or an electrical connection.
  • a specific embodiment of the automatic locking screw machine shown in FIG. 1 and FIG. 2 includes a guiding device 2, a locking electric batch 3 and a detachable screw nozzle 1;
  • the guiding device 2 includes a fixing plate 22 which is arranged in parallel at an upper and lower intervals and
  • the connecting plate 23, the fixing plate 22 and the connecting plate 23 are vertically disposed with at least one telescopic handle 24, and the telescopic handle 24 is movable to adjust the spacing between the fixing plate 22 and the connecting plate 23.
  • the bottom of the connecting plate 23 is fixedly provided with a fit.
  • the housing 31 of the locking electric batch 3 is vertically inserted into the fixing plate 22, and the bit 32 of the locking electric batch 3 vertically passes through the connecting plate 23, and moves downwardly to protrude from the engaging portion; the detachable screw
  • the nozzle 1 is disposed at the bottom of the connecting plate 23 of the guiding device 2, and the detachable screw nozzle 1 is provided with a locking portion, and the locking portion is matched with the fitting portion to detachably connect the detachable screw nozzle 1 with the guiding device 2.
  • the bit 32 of the lock electric batch 3 is inserted into the locking portion of the detachable screw nozzle 1.
  • the above automatic locking screw machine is provided with a detachable screw nozzle 1 at the bottom of the guiding device 2 of the automatic locking screw machine, and the detachable screw nozzle 1 is provided with a locking portion, the bottom of the guiding device 2
  • the fixing portion is fixedly provided with a fitting portion, and the locking portion is adapted to the fitting portion, so that the detachable screw nozzle 1 and the connecting plate 23 are detachably connected, and the detachable screw nozzle is realized by the cooperation between the locking portion and the fitting portion.
  • the detachable screw nozzle 1 has a screw nozzle body 13 .
  • the screw nozzle body 13 defines a receiving space 131 vertically.
  • the tube 14 and the screw nozzle body 13 protrude toward the one surface of the guiding device 2 with a hollow first connecting portion 11 , and the feeding tube 14 and the first connecting portion 11 respectively communicate with the receiving space 131 , and the locking portion is a movable sleeve
  • the fastening screw 12 is disposed on the outer surface of the first connecting portion 11, and the inner surface of the fastening screw 12 is provided with an internal thread 121.
  • the locking electric batch 3 of the automatic screw machine can pass through the guiding device 2, and the connection between the locking portion and the fitting portion is passed. And extending into the accommodating space 131 through the first connecting portion 11; and the screw to be locked is guided into the accommodating space 131 through the feeding tube 14, so that the locking electric batch 3 adsorbs the screw in the accommodating space 131. And to limit the relative position between the two to complete the subsequent locking work.
  • the mating portion is a hollow second connecting portion 21 disposed on the guiding device 2, and the second connecting portion 21 is provided with an external thread 211 on the outer peripheral surface of one end of the detachable screw nozzle 1; the first connecting portion 11 is inserted into the first connecting portion 11 In the second connecting portion 21, the second connecting portion 21 and the first connecting portion 11 are connected by the internal thread 121 and the external thread 211, and the first connecting portion 11 and the second connecting portion 21 are connected by screwing.
  • the connection is convenient and simple.
  • the engagement of the threads only causes a fastening connection between the fastening screw 12 and the second connection 21, in order to achieve a connection between the first connection 11 and the second connection 21
  • the mutual fixing is also required, and at the same time, the fastening screw 12 and the first connecting portion 11 are required to be fixed to each other in the locked state.
  • the fastening screw 12 has an annular base ring 122 , and an end surface of the base ring 122 facing away from the second connecting portion 21 extends radially inward to form an annular pressure.
  • the outer peripheral surface of the first connecting portion 11 protrudes outwardly from an annular limiting boss 111.
  • the outer diameter of the limiting boss 111 is larger than the inner diameter of the pressing ring 123, and the outer diameter of the limiting boss 111 is smaller than the base ring 122.
  • the inner diameter of the inner thread 121 and the outer thread 211 are engaged with each other until the pressure ring 123 abuts against the limiting boss 111, so that when the fastening screw 12 locks the second connecting portion 21,
  • the position boss 111 limits the further engagement between the internal thread 121 on the fastening screw 12 and the external thread 211 of the second connecting portion 21, while also fastening the screw ring 12 in the axial direction of the first connecting portion 11. Locking, that is, a fixed connection of the first connecting portion 11 and the second connecting portion 21 in the axial direction is achieved.
  • the bottom of the detachable screw nozzle 1 is provided with a detachable positioning portion 15, and the bottom of the positioning portion 15 is provided with a positioning post 151 adapted to the screw hole, and then different when needed
  • the screw lock of the specification is attached to the corresponding screw hole, the screw can be accurately locked by the positioning position between the positioning post 151 and the positioning hole, and is especially suitable for the countersunk hole.
  • each of the telescopic handles 24 has a handle body 241.
  • the bottom of the handle body 241 is movably disposed with a telescopic rod 242.
  • the handle body 241 is fixedly inserted on the fixing plate 22, and the free end of the telescopic rod 242 abuts against the top connecting plate 23.
  • the locking electric batch 3 is disposed at the intermediate connection position of the two telescopic handles 24, the housing 31 of the locking electric batch 3 is fixedly inserted in the fixing plate 22, and the bit 32 passes through the connecting plate 23;
  • the telescopic rod 242 is manually pressed or the telescopic rod 242 is mechanically driven, the distance between the fixed plate 22 and the connecting plate 23 is adjusted by the expansion and contraction of the telescopic rod 242.
  • the bit 32 is movably stretched in the engaging portion of the connecting plate 23.
  • the connecting plate 23 is provided with two blind holes 231.
  • the upper surface of the connecting plate 23 is provided with a spacer 232 at the periphery of the blind hole 231;
  • the free ends of the rods 242 are respectively inserted into the blind holes 231, and the telescopic rods 242 are sleeved
  • the telescopic rod 242 provides a resilient restoring force spring 25, and when the telescopic handle 24 is depressed, the spacer 232 avoids wear between the spring 25 and the connecting plate 23, and after the locking is completed, the spring 25 provides a suitable fit for the telescopic handle 24.
  • the elastic restoring force causes the bit 32 of the lock electric batch 3 to be moved up to the initial position.
  • the automatic locking screw machine further includes a feeding device (not shown), wherein a telescopic handle 24 is provided with a feeding switch 243 for controlling the feeding device, and the other telescopic handle 24 is provided with a control bit 32 for rotation.
  • the electric batch rotary switch 244 further realizes automatic control of the feeding device through the feeding switch 243; the control of the operation of the batch head 32 of the locking electric batch 3 is realized by the electric batch rotary switch 244, and the automatic control mode is effectively adopted. This makes the operation simple and the efficiency is greatly improved.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

L'invention concerne une machine de fixation de vis automatique comprenant un dispositif de guidage (2), un tournevis électrique (3) pour la fixation et une embouchure de vis détachable (1). L'embouchure de vis détachable est disposée au niveau d'une partie inférieure du dispositif de guidage de la machine de fixation de vis automatique. L'embouchure de vis détachable est dotée d'une partie de verrouillage sur cette dernière et la partie inférieure du dispositif de guidage est dotée d'une partie d'ajustement. La partie de verrouillage s'ajuste avec la partie d'ajustement de sorte que l'embouchure de vis détachable est raccordée de façon détachable au dispositif de guidage. Par conséquent, l'embouchure de vis détachable peut être rapidement fixée et détachée par rapport au dispositif de guidage au moyen d'une coopération entre la partie de verrouillage et la partie d'ajustement. L'invention concerne également une embouchure de vis détachable adaptée à la machine de fixation de vis automatique. L'invention permet de changer rapidement des embouchures de vis présentant différentes caractéristiques techniques et présente une structure simple et une efficacité améliorée dans la fixation et le détachement de l'embouchure de vis.
PCT/CN2017/109288 2017-11-03 2017-11-03 Embouchure de vis détachable et machine de fixation de vis automatique WO2019084907A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/109288 WO2019084907A1 (fr) 2017-11-03 2017-11-03 Embouchure de vis détachable et machine de fixation de vis automatique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/109288 WO2019084907A1 (fr) 2017-11-03 2017-11-03 Embouchure de vis détachable et machine de fixation de vis automatique

Publications (1)

Publication Number Publication Date
WO2019084907A1 true WO2019084907A1 (fr) 2019-05-09

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Application Number Title Priority Date Filing Date
PCT/CN2017/109288 WO2019084907A1 (fr) 2017-11-03 2017-11-03 Embouchure de vis détachable et machine de fixation de vis automatique

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6247384B1 (en) * 1999-02-08 2001-06-19 Honda Giken Kogyo Kabushiki Kaisha Fastening device
DE20120790U1 (de) * 2001-12-21 2002-05-02 Zahn Harald Gmbh Magazin für Schraubautomaten
DE202008012922U1 (de) * 2008-09-29 2010-03-04 Claudius Peters Technologies Gmbh Vorspannvorrichtung
CN203495541U (zh) * 2013-10-22 2014-03-26 宁波普莱特电子有限公司 多工位鼠标自动上螺丝机构
CN203843482U (zh) * 2013-08-07 2014-09-24 深圳市吉力达工业设备有限公司 自动锁螺丝机锁嘴
CN105563095A (zh) * 2016-01-13 2016-05-11 刘智望 一种转盘式螺丝锁付设备
CN107695934A (zh) * 2017-11-03 2018-02-16 深圳豪誉新技术开发有限公司 可拆卸螺丝嘴及自动锁螺丝机

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6247384B1 (en) * 1999-02-08 2001-06-19 Honda Giken Kogyo Kabushiki Kaisha Fastening device
DE20120790U1 (de) * 2001-12-21 2002-05-02 Zahn Harald Gmbh Magazin für Schraubautomaten
DE202008012922U1 (de) * 2008-09-29 2010-03-04 Claudius Peters Technologies Gmbh Vorspannvorrichtung
CN203843482U (zh) * 2013-08-07 2014-09-24 深圳市吉力达工业设备有限公司 自动锁螺丝机锁嘴
CN203495541U (zh) * 2013-10-22 2014-03-26 宁波普莱特电子有限公司 多工位鼠标自动上螺丝机构
CN105563095A (zh) * 2016-01-13 2016-05-11 刘智望 一种转盘式螺丝锁付设备
CN107695934A (zh) * 2017-11-03 2018-02-16 深圳豪誉新技术开发有限公司 可拆卸螺丝嘴及自动锁螺丝机

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