CN1950176A - Method and device for fastening fastening member - Google Patents
Method and device for fastening fastening member Download PDFInfo
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- CN1950176A CN1950176A CN 200580014051 CN200580014051A CN1950176A CN 1950176 A CN1950176 A CN 1950176A CN 200580014051 CN200580014051 CN 200580014051 CN 200580014051 A CN200580014051 A CN 200580014051A CN 1950176 A CN1950176 A CN 1950176A
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- clamp structure
- sleeve
- mentioned
- guiding mechanism
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Abstract
The invention provides a device for fastening a fastening member for positioning and fastening a hexagon bolt (2) to a nut (7) having an opening part (7a). The device comprises a rotating shaft body (1) rotated by a drive source, a freely advancing and retreating socket (3) connected to the tip of the rotating shaft body (1) and to which the hexagon bolt (2) is fitted, and a guide mechanism (5) formed of three claw-like members (4) operably operated according to the advance and retreat operation of the socket (3). The hexagon bolt (2) fitted to the socket (3) by inserting the tip part of the guide mechanism (5) in a closed state into the opening part (7a) of the nut (7) is positioned and fastened to the nut (7).
Description
Technical field
The present invention relates to tighten the fastening method and the device thereof of the clamp structure of clamp structure at fastened member with respect to fastened member location clamp structure with hole portion.
Background technology
Always, well-knownly be, as device with respect to fastened member location clamp structure, at the front end of the movable part of robot with the claw that can open and close of automatic screw threads for fastening machine as detection bodies, this detection bodies is made of a plurality of test sections, these test sections are at the front end face of claw each light-receiving end face by many optical fiber of certain arrangement decentralized configuration, and it is provided with by detecting the light that is transmitted by each optical fiber and revises the position correction control device of the position deviation of the front end of automatic screw threads for fastening machine and screwed hole.(for example :) with reference to Patent Document 1
Patent Document 1: the spy opens clear 58-206387 communique
But, in Patent Document 1 in the disclosed device, with the front end of automatic screw threads for fastening machine behind location, screwed hole position, must carry out the correction of position deviation, thereby it constitutes complexity and trivial operations, and the problem that exists operating efficiency not improve.
Summary of the invention
The present invention constitutes in view of these problems that exist in the prior art, and its purpose is, a kind of fastening method and device thereof that constitutes the clamp structure of simple and easy, as can to carry out clamp structure accurately terminal operation is provided.
For addressing the above problem, first aspect present invention provides a kind of fastening method of clamp structure, for fastened member location clamp structure, tighten clamp structure at fastened member, wherein, comprising: make guiding mechanism become out state, and make sleeve become the operation of forward travel state; On sleeve, load the operation of clamp structure; Make the sleeve that has loaded clamp structure become fallback state, and make guiding mechanism become the operation of closed condition; The front end that will be in the guiding mechanism of closed condition inserts the operation of the hole portion of fastened member; Make guiding mechanism become out state, and the sleeve that has loaded clamp structure is advanced and rotate, clamp structure is fastened on operation on the fastened member; With clamp structure after fastened member tightens end, the operation that sleeve and guiding mechanism are retreated.
Second aspect present invention provides a kind of fastener of clamp structure, for fastened member location clamp structure, and tighten clamp structure at fastened member, wherein, possess: the rotating shaft main body that rotates freely by drive source, with the front end binding of this rotating shaft main body and the sleeve free to advance or retreat of loading clamp structure, by the guiding mechanism that cooperates a plurality of claw-like members of making on-off action etc. to constitute with the action of the advance and retreat of this sleeve, insert to close the front end of the above-mentioned guiding mechanism of closed state in the hole of fastened member portion, thereby the clamp structure that will load carries out for fastened member location fastening on above-mentioned sleeve.
Third aspect present invention is on the basis of second aspect present invention, the fastener of clamp structure is provided, wherein, above-mentioned rotating shaft main body is by the cylinder that forms first hollow chamber and second hollow chamber, link and slip first piston freely in first hollow chamber with the rear end of above-mentioned claw-like member, second piston that slides freely in above-mentioned second hollow chamber that is communicated with the through hole and first hollow chamber when this first piston is positioned at the rear of above-mentioned first hollow chamber constitutes air cylinder, action by above-mentioned first piston makes the action of advancing and retreat of above-mentioned sleeve, and the action by above-mentioned second piston makes above-mentioned guiding mechanism carry out on-off action.
Fourth aspect present invention is on the basis of third aspect present invention, the fastener of clamp structure is provided, wherein, starting of action of the advance and retreat of above-mentioned sleeve and above-mentioned guiding mechanism done by above-mentioned first piston and above-mentioned second piston action are carried out.
Fifth aspect present invention provides a kind of fastener of clamp structure, for fastened member location clamp structure, and tighten clamp structure at fastened member, wherein, possess: the rotating shaft main body that rotates freely by rotating driving device, be connected with the front end of this rotating shaft main body and load clamp structure simultaneously by first drive unit sleeve free to advance or retreat, set and do the guiding mechanism of the formations such as a plurality of claw-like members of on-off action and advance and retreat action by second drive unit with the state that surrounds this sleeve and above-mentioned rotating shaft main body, insert to close the front end of the above-mentioned guiding mechanism of closed state in the hole of fastened member portion, make the clamp structure that on above-mentioned sleeve, loads for fastened member location and carry out fastening.
According to the present invention as described hereinbefore, by insert the front end of the guiding mechanism that constitutes by a plurality of claw-like members in the hole of fastened member portion, thereby can easily the clamp structure that loads on above-mentioned sleeve be positioned for fastened member, and can carry out the terminal operation of clamp structure accurately.
In addition, according to a fifth aspect of the invention, if with the drive unit of sleeve advance and retreat action and independent respectively setting of drive unit of guiding mechanism on-off action and advance and retreat action, the speed of regulating sleeve advance and retreat action and regularly and the speed of the on-off action of guiding mechanism and advance and retreat action and regularly independently then, thus can realize slick and sly terminal operation.
Description of drawings
Fig. 1 is the side view of first embodiment (guiding mechanism is a closed condition, and the sleeve that hex bolts is not installed is a fallback state) of the fastener of clamp structure of the present invention;
Fig. 2 is the profile of first embodiment (guiding mechanism is a closed condition, and the sleeve that hex bolts is installed is a fallback state) of the fastener of clamp structure of the present invention;
Fig. 3 is the profile of first embodiment (guiding mechanism is for leaving state, and the sleeve that hex bolts is installed is a forward travel state) of the fastener of clamp structure of the present invention;
Fig. 4 is the front view of first embodiment (guiding mechanism is a closed condition, and the sleeve that hex bolts is not installed is a fallback state) of the fastener of clamp structure of the present invention;
Fig. 5 is the A-A line profile of Fig. 1;
Fig. 6 is the flow chart of operating sequence of the fastening method of expression clamp structure of the present invention;
Fig. 7 is the vertical view of second embodiment (guiding mechanism is a closed condition, and the sleeve that hex bolts is not installed is a fallback state) of the fastener of clamp structure of the present invention;
Fig. 8 is the profile of second embodiment (guiding mechanism is a closed condition, and the sleeve that hex bolts is not installed is a fallback state) of the fastener of clamp structure of the present invention;
Fig. 9 is the front view of fastener second embodiment (guiding mechanism is for leaving state, and the sleeve that hex bolts is not installed is a fallback state) of clamp structure of the present invention;
Figure 10 is the flow chart of operating sequence of second embodiment of the fastener of expression clamp structure of the present invention;
Figure 11 is the action specification figure (guiding mechanism is for leaving state, and the sleeve that hex bolts is not installed is a fallback state) of the fastener of clamp structure;
Figure 12 is the action specification figure (guiding mechanism is for leaving state, and the sleeve that hex bolts is not installed is a forward travel state) of the fastener of clamp structure;
Figure 13 is the action specification figure (guiding mechanism is for leaving state, and the sleeve that hex bolts is installed is a forward travel state) of the fastener of clamp structure;
Figure 14 is the action specification figure (guiding mechanism is for leaving state, and the sleeve that hex bolts is installed is a fallback state) of the fastener of clamp structure;
Figure 15 is the action specification figure (guiding mechanism is a closed condition, and the sleeve that hex bolts is installed is a fallback state) of the fastener of clamp structure;
Figure 16 is the action specification figure (state of centering) of the fastener of clamp structure;
Figure 17 is the action specification figure (guiding mechanism retreats down in off position, and the sleeve that hex bolts is installed is a fallback state) of the fastener of clamp structure;
Figure 18 is the action specification figure (guiding mechanism is for leaving main body, and the sleeve that hex bolts is installed is a fallback state) of the fastener of clamp structure;
Figure 19 is the action specification figure (hex bolts is to the state of the fastening end of nut N) of the fastener of clamp structure;
Figure 20 is the action specification figure (guiding mechanism is for leaving main body, and the sleeve that hex bolts is not installed is a fallback state) of the fastener of clamp structure.
The specific embodiment
Below, describe with regard to embodiments of the invention with reference to accompanying drawing.At this, Fig. 1 is the side view of first embodiment of the fastener of clamp structure of the present invention, Fig. 2 and Fig. 3 are same profiles, Fig. 4 is same front view, Fig. 5 is the A-A line profile of Fig. 1, Fig. 6 is the flow chart of operating sequence of the fastening method of expression clamp structure of the present invention, Fig. 7 is the vertical view of second embodiment of the fastener of clamp structure of the present invention, Fig. 8 is same profile, Fig. 9 is same front view, Figure 10 is the flow chart of the same fastening operating sequence of expression, and Figure 11~Figure 20 is same action specification figure.
The formation of first embodiment of the fastener of clamp structure of the present invention has as shown in Figure 1: by freely rotating shaft main body 1 of air driven source (not shown) rotation, is connected with the front end of rotating shaft main body 1 and installs as the advance and retreat of the sleeve free to advance or retreat 3 of the hex bolts 2 of clamp structure and cooperation sleeve 3 and move the guiding mechanism 5 of the formations such as three claw-like members 4 of carrying out on-off action.In addition, the fastened member 1 of fastening hex bolts 2 as clamp structure is that the inside at the sheet metal member is with the fixing nut 7 of the mode of welding.
Rotating shaft main body 1 is as Fig. 2 or shown in Figure 3, and air cylinder 16 is by constituting with lower member: the cylinder 12 that forms first hollow chamber 10 and second hollow chamber 11; Slip first piston 13 freely in first hollow chamber 10; When first piston 13 is positioned at the rear of first hollow chamber 10, freely second piston 15 of in second hollow chamber 11, sliding that is communicated with first hollow chamber 10 by through hole 14.
In addition, first piston 13 is via linking with the integrally formed slide block 17 of first piston 13 and the rearward end 4a of three claw-like members 4.In addition, the 18th, with the air supply pipe from the air air supply cylinder 16 of air supply source (not shown), the 19, the 20th, steam vent.
First piston 13 carries out backward movement by the air of being supplied with by the air supply source, when the air of air supply source is supplied with interruption, utilizes spring 21 to carry out forward motion via slide block 17.The air that second piston 15 utilizes the air supply source to supply with by first hollow chamber 10 and through hole 14 carries out forward motion, when the air of air supply source is supplied with interruption, carries out backward movement by spring 22.
Sleeve 3 links via the bar 23 and second piston 15 of hexagonal configuration.The hexagonal configuration that bar 23 is manufactured as shown in Figure 5 is in order to make cylinder 12 driven rotations.Have again, in sleeve 3, form the 3a of hole portion of the hexagonal configuration that the head 2a of hex bolts 2 can insert, and then be fixed with the magnet 24 of the head 2a that holds hex bolts 2 in the bottom of the 3a of hole portion.
And sleeve 3 is by the action of second piston 15 action of advancing and retreat, and the rotation of the rotating shaft main body 1 of being undertaken by the air driven source in the forward travel state of adorning hex bolts 2 is rotated (fastening) action.
Guiding mechanism 5 as mentioned above, is that the center is 120 degree configurations with central angle with three claw-like members 4 with the rotating shaft of rotating shaft main body 1, carries out on-off action by the action of first piston 13.In addition, in order to carry out the action of closing of guiding mechanism 5 sleekly, circumvolution is with 25 by what elastic component constituted near the central authorities of claw-like member 4.
And when guiding mechanism 5 was closed condition, the leading section 4b of three claw-like members 4 was integrated as shown in Figure 4, and the peristome 7a that this leading section that is integrated 26 inserts as the nut 7 of fastened member becomes the centering of hex bolts 2 with respect to nut 7.
Below, with regard to the action of first embodiment of the fastener of clamp structure of the present invention and the fastening method of clamp structure of the present invention, the flow chart of the operating sequence of the fastening method of representing by Fig. 6 describes.In addition, first embodiment of the fastener of clamp structure of the present invention is loaded on the automatic machine of industrial robot etc. by relocation mechanism (not shown).
At first, in step SP1, the driving automatic machine makes the fastener (guiding mechanism 5 is closed condition, and the sleeve 3 that hex bolts 2 is loaded in the position is fallback state) of the clamp structure of state shown in Figure 1 move to the supply position of hex bolts 2.And, supply air to first hollow chamber 10 from the air supply source by air supply pipe 18, making first piston 13 is that slide block 17 retreats, and is that guiding mechanism 5 becomes out state thereby make three claw-like members 4.
So in step SP2, because first piston retreats into assigned position, thereby first hollow chamber 10 and through hole 14 are communicated with, the air that comes from the air supply source is also supplied with second hollow chamber 11, second piston 15 is advanced, thereby make sleeve 3 become forward travel state.
Secondly, in step SP3, use magnet 24 in sleeve 3, to load hex bolts 2.
Once more, in step SP4, stop to come from the air supply of air supply source, utilize the elastic force of spring 22 that second piston 15 is retreated, the sleeve 3 that loads hex bolts 2 is retreated.
Simultaneously, in step SP5, utilizing the elastic force of spring 21 to make first piston 13 is that slide block 17 advances, thereby three claw-like members 4 are that guiding mechanism 5 becomes the state of closing.
Secondly, in step SP6, as shown in Figure 2, driving automatic machine makes the fastener of clamp structure move to restraint location, the rotating shaft of rotating shaft main body 1 is vertical with the peristome 7a of the fixing nut 7 of welding manner with respect to the inside at sheet metal member 6, and the leading section 26 with guiding mechanism 5 inserts in the peristome 7a simultaneously.
Once more, in step SP7, by air supply pipe 18 air of air supply source is supplied to first hollow chamber 10, making first piston 13 is that slide block 17 retreats, and is that guiding mechanism 5 becomes out state thereby make three claw-like members 4.
Once more, in step SP8, as shown in Figure 3, because first piston retreats into assigned position, thereby first hollow chamber 10 and through hole 14 are communicated with, and the air that will come from the air supply source also supplies to second hollow chamber 11, second piston 15 is advanced, sleeve 3 is advanced, and making rotating shaft main body 1 by the air driven source simultaneously is sleeve 3 rotations, thereby hex bolts 2 is fastened on the nut 7.
Then, in step SP9, when reaching the tightening torque of defined, the spinning movement of the main body 1 of stopping the rotation drives automatic machine the head 2a of sleeve 3 from hex bolts 2 is pulled down, and makes it be back to original position.
More than, for the EO of hex bolts 2 clamp nuts 7.
Below, the formation of second embodiment of the fastener of clamp structure of the present invention has as shown in Figures 7 and 8: by rotating driving device 31 rotations rotating shaft main body 32 freely; Be connected with the front end of rotating shaft main body 32, and load hex bolts, simultaneously the sleeve 34 that moves freely by first drive unit, 33 advance and retreat as clamp structure; Surrounding the state setting of sleeve 34 and rotating shaft main body 32, and constitute guiding mechanism 38 by two claw- like members 36,37 etc. by what second drive unit 35 was done on-off action and advance and retreat action.In addition, the fastened member of fastening hex bolts is the nut of fixing with welding manner in the inside of sheet metal member.
Rotating shaft main body 32 has first air cylinder 43 as shown in Figure 8.First air cylinder 43 slide by first cylinder 40, in first cylinder 40 freely first piston 41, and the bar 42 that an end is installed on first piston 41 constitute.First piston 41 is by the spring 44 of compression assembling in the first cylinder 40 direction application of force of drawing back.In addition, the other end at bar 42 is equipped with sleeve 34.
And, by first air cylinder 43, supply with first magnetic valve 45 of the air of first piston 41 forward direction pushing, and make sleeve 34 first drive unit 33 free to advance or retreat by air supply source formations such as (not shown).Set up the function of the advance and retreat responsiveness of regulating first piston 41 at first magnetic valve 45.First piston 41 is made forward motion by the air of supplying with from the air supply source via first magnetic valve 45, when the air of air supply source is supplied with interruption, carries out backward movement by spring 44.The 46th, cramp bar 42 is used for spring 44 is compressed the lid member that is assemblied in the first piston 41 simultaneously.
Sleeve 34 links with first piston 41 by the bar 42 of hexagonal configuration.The hexagonal configuration that bar 42 is manufactured as shown in Figure 8 is to send the sleeve 34 that links with bar 42 for the rotation with rotating driving device 31 effectively to by first cylinder 40, lid member 46 etc.In addition, as shown in Figure 9, on sleeve 34, form the 34a of hole portion of the hexagonal configuration that the head of hex bolts can insert, and then fixing the magnet 47 of the head that adsorbs hex bolts in the bottom of the 34a of hole portion.
Secondly, sleeve 34 is being adorned under the forward travel state of hex bolts by the action of first piston 41 action of advancing and retreat, and the rotation of the rotating shaft main body 32 of being undertaken by rotating driving device 31 is rotated (fastening) and moves.In addition, 48,49a, 49b are used to bearing that rotating shaft main body 32 is rotated sleekly.
Secondly, by second air cylinder 53, supply with second piston 51 press to the air of direction of retreat second magnetic valve 57, and air supply source etc. (not shown) constitute and make two claw- like members 36,37 open and close second drive unit 35 of carrying out freely.Set up the function of the speed of the backward movement of adjusting second piston 51 on second magnetic valve 57.Second piston 51 carries out backward movement via the air that second magnetic valve 57 utilizes the air supply source to supply with, and when the air that comes from the air supply source is supplied with interruption, utilizes spring 54 to carry out backward movement.
Two claw- like members 36,37 are the center with the rotating shaft of rotating shaft main body 32, with central angle is that 180 degree dispose, in the backward movement of second piston 51, the inside rake 36c, the 37c of claw- like member 36,37 carries out backward movement under the state that the front end rake 50a with second cylinder 50 joins, claw- like member 36,37 reaches the state of closing thus.In addition, for the on-off action that makes claw- like member 36,37 carries out sleekly, near the mounting spring 58 front end next door of claw- like member 36,37 is so that claw- like member 36,37 always is in the state of closing.
In addition, the action of the fastener of clamp structure as shown in figure 16, when claw- like member 36,37 is closed condition, leading section 36b, the 37b of two claw- like members 36,37 are integrated, in its leading section that is integrated 59 Na of hole portion of insertion, become the center of hex bolts B with respect to nut N as the nut N of fastened member.
Below, describe by flow chart shown in Figure 10 with regard to the action of second embodiment of the fastener of clamp structure of the present invention.In addition, second embodiment of the fastener of clamp structure of the present invention is loaded in by relocation mechanism (not shown) on the automatic machines such as industrial robot.
At first, in step SP11, the driving automatic machine makes the fastener (guiding mechanism 38 is closed condition, and the sleeve 34 of unloaded hex bolts is fallback state) of the clamp structure of state shown in Figure 8 move to the supply position of hex bolts.Then, as shown in figure 11, supply air in second cylinder 50 by second magnetic valve 57 from the air supply source, second piston 51 is retreated, two the claw- like members 36,37 that make are that guiding mechanism 38 becomes out state.
Secondly, in step SP12, as shown in figure 12, under the state that guiding mechanism 38 is in out, supply air in first cylinder 40 by first magnetic valve 45, first piston 41 is advanced, thereby make sleeve 34 become forward travel state from the air supply source.
Then, in step SP13, as shown in figure 13, under the state that guiding mechanism 38 is in out, be forward travel state with sleeve 34, use magnet 47 in sleeve 34, to load hex bolts B.
Secondly, in step SP14, as shown in figure 14, under the state that guiding mechanism 38 is in out, by first magnetic valve 45 air is stopped from the supply of air supply source in first cylinder 40, and first piston 41 is retreated, thereby the sleeve 34 that is mounted with hex bolts B is retreated by the elastic force of spring 44.
Once more, in step SP15, as shown in figure 15, by second magnetic valve 57 air is stopped from the supply of air supply source in second cylinder 50, the while atmosphere opening, and the elastic force that utilizes spring 54 advances second piston 51, thereby two claw- like members 36,37 are that guiding mechanism 38 becomes the state of closing.
Once more, in step SP16, as shown in figure 16, driving automatic machine makes the fastener of clamp structure move to restraint location, make the rotating shaft of rotating shaft main body 32 vertical with the Na of hole portion of the fixing nut N of welding manner with respect to the inside at sheet metal member W, simultaneously, in leading section 59 Na of patchhole portion with guiding mechanism 38.Thus, become the center of hex bolts B with respect to nut N.
Once more, in step SP17, as shown in figure 17, pass through second magnetic valve 57 air supply in second cylinder 50 from the air supply source, when second piston 51 is retreated, front end rake 50a until the inside of claw- like member 36,37 rake 36c, 37c and second cylinder 50 joins, and guiding mechanism 38 retreats under with the leading section 36b of two claw- like members 36,37, state that 37b is integrated.
Like this, guiding mechanism 38 is owing to retreat making during keep out of the way from the Na of hole portion of nut N under the leading section 36b of two claw- like members 36,37, the state that 37b is integrated at leading section 59 that claw- like member 36,37 is integrated at least, therefore, it does not interfere nut N, can carry out following action.
And then second piston 51 retreats, and when the inside rake 36c, the 37c of claw- like member 36,37 and the front end rake 50a of second cylinder 50 joined, two claw- like members 36,37 just began to open, and as shown in figure 18, guiding mechanism 38 becomes out state.
Once more, in step SP18, as shown in figure 19, under the state that guiding mechanism 38 is in out, by first magnetic valve 45 air supply in first cylinder 40, first piston 41 is advanced from the air supply source, thereby sleeve 34 is advanced, simultaneously, utilize rotating driving device 31 to make rotating shaft main body 32, be sleeve 34 rotations, thereby hex bolts B is fastened on the nut N.
Then, in step SP19, one reaches the tightening torque of defined, the spinning movement of the main body 32 of just stopping the rotation, as shown in figure 20, under the state that guiding mechanism 38 still is in out, stop air from the supply of air supply source in first cylinder 40, the while open atmosphere, and utilize the elastic force of spring 44 that first piston 41 is retreated, sleeve 34 is retreated, so that its head Ba from hex bolts B is pulled down.
Moreover, utilize second magnetic valve 57 to stop air, and utilize the elastic force of spring 54 that second piston 51 is advanced from the supply of air supply source in second cylinder 50, making two claw- like members 36,37 is that guiding mechanism 38 becomes the state of closing.Then, drive automatic machine, return to original position.
More than, for the fastening EO of the nut N of hex bolts B.
Industrial utilizability
According to the present invention, only insert the guiding that is consisted of by a plurality of claw-like members in the hole of fastened member section The front end of mechanism, the clamp structure that can will be loaded on the sleeve is easily decided fastened member The position, and, can carry out accurately the terminal operation of clamp structure, therefore, the automobile production worker Factories etc. are effective as the Simple automation fastener.
Claims (5)
1, a kind of fastening method of clamp structure is located clamp structure with respect to fastened member, and tightens clamp structure at fastened member, it is characterized in that, comprising: make guiding mechanism become out state, and make sleeve become the operation of forward travel state; On sleeve, load the operation of clamp structure; Make the sleeve that has loaded clamp structure become fallback state, and make guiding mechanism become the operation of closed condition; The front end that will be in the guiding mechanism of closed condition inserts the operation of the hole portion of fastened member; Make guiding mechanism become out state, and the sleeve that has loaded clamp structure is advanced and rotate, clamp structure is fastened on operation on the fastened member; With clamp structure after fastened member tightens end, the operation that sleeve and guiding mechanism are retreated.
2, a kind of fastener of clamp structure, it is with respect to fastened member location clamp structure, and tighten clamp structure at fastened member, it is characterized in that, possess: the rotating shaft main body that rotates freely by drive source, with the front end binding of this rotating shaft main body and the sleeve free to advance or retreat of loading clamp structure, by the guiding mechanism that cooperates a plurality of claw-like members of carrying out on-off action etc. to constitute with the action of the advance and retreat of this sleeve, and, insert the front end of the above-mentioned guiding mechanism of closed condition in the hole of fastened member portion, the clamp structure that will load on above-mentioned sleeve is with respect to fastened member location and fastening.
3, the fastener of clamp structure as claimed in claim 2, it is characterized in that, above-mentioned rotating shaft main body, by the cylinder that forms first hollow chamber and second hollow chamber, link and slip first piston freely in described first hollow chamber with the rear end of above-mentioned claw-like member, second piston that above-mentioned second hollow chamber that is communicated with by through hole and above-mentioned first hollow chamber when this first piston is positioned at the rear of above-mentioned first hollow chamber is slided freely constitutes air cylinder, action by above-mentioned first piston makes the action of advancing and retreat of above-mentioned sleeve, and the action by above-mentioned second piston makes above-mentioned guiding mechanism carry out on-off action.
4, the fastener of clamp structure as claimed in claim 3 is characterized in that, the work that starts of the backward movement of above-mentioned sleeve and above-mentioned guiding mechanism is undertaken by made above-mentioned first piston and above-mentioned second piston action by spring.
5, a kind of fastener of clamp structure, it is with respect to fastened member location clamp structure, and tighten clamp structure at fastened member, it is characterized in that, possess: the rotating shaft main body that rotates freely by rotating driving device, pass through first drive unit sleeve free to advance or retreat simultaneously with the front end binding and the loading clamp structure of this rotating shaft main body, with state configuration of surrounding this sleeve and above-mentioned rotating shaft main body and the guiding mechanism that carries out the formations such as a plurality of claw-like members of on-off action and advance and retreat action by second drive unit, and, insert the front end of the above-mentioned guiding mechanism of closed condition in the hole of fastened member portion, the clamp structure that will load on above-mentioned sleeve is with respect to fastened member location and fastening.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004064509A JP4279179B2 (en) | 2004-03-08 | 2004-03-08 | Method and apparatus for tightening fastening members |
JP064509/2004 | 2004-03-08 | ||
JP354828/2004 | 2004-12-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1950176A true CN1950176A (en) | 2007-04-18 |
CN100581721C CN100581721C (en) | 2010-01-20 |
Family
ID=35027562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580014051A Expired - Fee Related CN100581721C (en) | 2004-03-08 | 2005-02-18 | Device for fastening fastening member |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4279179B2 (en) |
CN (1) | CN100581721C (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103831620A (en) * | 2012-11-23 | 2014-06-04 | 上汽通用五菱汽车股份有限公司 | Device for tightening fasteners, tightening assembly and sleeve connecting tool |
CN104493470A (en) * | 2014-12-16 | 2015-04-08 | 苏州优备精密电子有限公司 | Component convenient for taking up and down nut |
CN112236266A (en) * | 2018-12-11 | 2021-01-15 | 株式会社东日制作所 | Fastening device |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105598683B (en) * | 2016-03-04 | 2018-05-01 | 东莞市精心自动化设备科技有限公司 | A kind of automatic locking screw machine screw claw |
KR101836775B1 (en) * | 2017-09-07 | 2018-03-08 | 김지원 | Stud-chuck for stud welding gun |
JP7012771B2 (en) * | 2020-03-31 | 2022-01-28 | 本田技研工業株式会社 | Tightening device |
-
2004
- 2004-03-08 JP JP2004064509A patent/JP4279179B2/en not_active Expired - Fee Related
-
2005
- 2005-02-18 CN CN200580014051A patent/CN100581721C/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103831620A (en) * | 2012-11-23 | 2014-06-04 | 上汽通用五菱汽车股份有限公司 | Device for tightening fasteners, tightening assembly and sleeve connecting tool |
CN103831620B (en) * | 2012-11-23 | 2016-09-14 | 上汽通用五菱汽车股份有限公司 | A kind of device for tightening fastener parts, tighten assembly and sleeve connection frock |
CN104493470A (en) * | 2014-12-16 | 2015-04-08 | 苏州优备精密电子有限公司 | Component convenient for taking up and down nut |
CN112236266A (en) * | 2018-12-11 | 2021-01-15 | 株式会社东日制作所 | Fastening device |
CN112236266B (en) * | 2018-12-11 | 2022-01-04 | 株式会社东日制作所 | Fastening device |
Also Published As
Publication number | Publication date |
---|---|
JP4279179B2 (en) | 2009-06-17 |
JP2005246592A (en) | 2005-09-15 |
CN100581721C (en) | 2010-01-20 |
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