CN103831620B - A kind of device for tightening fastener parts, tighten assembly and sleeve connection frock - Google Patents
A kind of device for tightening fastener parts, tighten assembly and sleeve connection frock Download PDFInfo
- Publication number
- CN103831620B CN103831620B CN201210481544.5A CN201210481544A CN103831620B CN 103831620 B CN103831620 B CN 103831620B CN 201210481544 A CN201210481544 A CN 201210481544A CN 103831620 B CN103831620 B CN 103831620B
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- fixture
- support arm
- sleeve
- axle
- tightening
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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
- B23P19/069—Multi-spindle machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Clamps And Clips (AREA)
Abstract
The present invention provides a kind of device for tightening fastener parts, including tightening assembly and sleeve, described assembly of tightening includes tightening axle and fixture, the outer wall of described sleeve offers the locating part mated with described fixture, described sleeve can by described fixture and described locating part cooperate be removably installed in described in tighten on axle；Described tighten assembly include being fixed on described in tighten on axle sleeve connection frock, described sleeve connection frock includes that drive mechanism, described drive mechanism include driving output, and described driving output is provided with described fixture；Under the driving of described drive mechanism, described driving output can drive described fixture to make it dock with described locating part and depart from.The present invention also provides for tightening assembly and sleeve connection frock in said apparatus.Using technical scheme, can realize easy to assembly, dismounting is simple, it is to avoid security risk.
Description
Technical field
The present invention relates to the instrument for the securing member in mechanical assembly is tightened, and the assembly of this instrument.
Background technology
Tightening of securing member is an important process during engine assembly, for the fastening of strength member on electromotor, generally completes with multiple-shaft tightening machine.Tightening axle and to be attached with sleeve in tightening machine, according to the different sleeves installing different models of fastener connection section position size.
Along with weeding out the old and bring forth the new of electromotor, the structure of securing member is also being constantly updated, and its connecting portion size also can change.Article one, the production line of electromotor, different types of machines to be produced, when production process needs to switch type, necessarily refer to tighten the replacing of shaft sleeve.
Current tightening machine, as it is shown in figure 1, include tightening axle 1a and sleeve 2a, sleeve 2a and the connection tightening axle 1a rely primarily on pin 3a and sealing ring 4a and complete.Tightening axle 1a and have a through hole diametrically, the sidewall correspondence of sleeve 2a has two holes, both holes on the same line time, can fix tightening axle 1a and sleeve 2a after pin 3a is passed, after loading onto sealing ring 4a sell 3a be held in hole.Owing to pin 3a is smaller, smooth surface, and sealing ring 4a is difficult to pull down after installing, so this structure need to spend the longer time to change sleeve.So, switch, because of engine model, the production loss causing the overlong time changing the sleeve of tightening machine to cause；Further, it is generally relatively more sharp-pointed with the head of the instrument disclosing pin 3a to pry open sealing ring 4a, there is the risk of scratching fingers, there is potential safety hazard during changing sleeve.
Summary of the invention
For solving to exist when existing tightening machine exists dismounting difficulty, use the technical problem of security risk, the present invention provides a kind of device for tightening fastener parts.
The present invention solves that the technical scheme that above-mentioned technical problem provides is: a kind of device for tightening fastener parts, including tightening assembly and sleeve, described assembly of tightening includes tightening axle and fixture, the outer wall of described sleeve offers the locating part mated with described fixture, described sleeve can by described fixture and described locating part cooperate be removably installed in described in tighten on axle；Described tighten assembly include being fixed on described in tighten on axle sleeve connection frock, described sleeve connection frock includes that drive mechanism, described drive mechanism include driving output, and described driving output is provided with described fixture；Under the driving of described drive mechanism, described driving output can drive described fixture to make it dock with described locating part and depart from.
Use technical scheme, from with the mechanism driving fixture in device, realize automatically being docked with locating part by fixture or departing from, it is mounted directly fixture and locating part without manual, disengage it from without additionally by use instrument prizes fixture and locating part, easy to assembly, dismounting is simple, it is to avoid security risk.
Further, described drive mechanism includes driving described at least two output.Preferably, described drive mechanism includes two the described driving outputs being oppositely arranged.
Using technique scheme, make sleeve more fasten and stable being installed on is tightened on axle, using effect is more preferably.
Further, described drive mechanism includes that rotary shaft, described driving output are support arm, and described fixture is fixed on one end of described support arm, and described rotary shaft is located at the middle part of described support arm；When described drive mechanism works, described support arm around described rotary shaft forward and reverse rotation in the described axial plane tightening axle, thus can drive described fixture to make it dock with described locating part and depart from.
Use technique scheme, easy to operate.
Or, described drive mechanism includes that rotary shaft and elasticity pull part, described driving output is support arm, described fixture is fixed on one end of described support arm, described elasticity is pullled the two ends of part and is connected with a described support arm respectively, described support arm and described elasticity are pullled the junction point of part and are positioned on this support arm the one end near described fixture, and described rotary shaft is located at the middle part of described support arm；Under the pullling that described elasticity pulls part, two described support arms are each drawn close near one end opposite direction rotating of described fixture, make described fixture dock with described locating part；Described support arm can be drawn close by opposite direction rotating away from one end of described fixture when by external force, makes described fixture depart from described locating part.
Employing technique scheme, simple in construction, easy to operate, with low cost.
Further, described sleeve connection frock be removably installed in described in tighten on axle.
Use technique scheme, one sleeve connection frock can be tightened in more than one piece and is used alternatingly on axle, highly versatile, and, this sleeve connection frock can be installed on axle additional in common tightening, and can conveniently pull down when without this frock, meet the use demand of different occasion, and cost can be reduced greatly.
Further, described sleeve connection frock includes fixing seat, described fixing seat offers centre bore, described sleeve connection frock by described centre bore be sheathed on described in tighten outside axle, described sleeve connection frock by described fixing seat be fixedly installed in described in tighten on axle, the caliber size of described centre bore is adjustable.
Use technique scheme, the centre bore of fixing seat to be designed to adjustable structure, the diameter of centre bore can be increased and decreased by regulation bolt, reduce the machining accuracy of fixing seat, saved the cost of manufacture of frock.
Further, described fixture is steady pin, and described locating part is spacing hole.
Employing technique scheme, simple in construction, low cost, technology maturation, easy to manufacture.
The present invention also provides for tightening described in said apparatus assembly.
The present invention also provides for the described sleeve connection frock in said apparatus.
The present invention has the benefit that owing to sleeve is standard component, the present invention for tightening fastener parts device can the replacing of compatible different model sleeve, substantially increase the flexibility of production line；Frock is fixed on after tightening on axle, tightens axle and prevents sleeve and be connected tightening the steady pin got loose on axle, making to tighten axle itself and possessed the function of fixing sleeve；The function that lever principle and respective outer side edges spring tighten up, ingenious achieving is utilized to open and closure function；Open and the closure function of this device two jig arm can be with light, quick, safe the completing of hands, and operating process is simple, it is not necessary to any aid, without potential safety hazard；Pin is directly installed on support arm, and support arm has then possessed the function fixing sleeve with pin, solves the problem that straight pin is torn open because of dress difficulty little, sliding and difficult；It is fixing that this structure need not sealing ring auxiliary, the problem solving the dismounting of sealing ring difficulty, makes connected mode be simplified, improves production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing tightening machine；
Fig. 2 is the present invention device embodiment for the tightening fastener parts internal structure perspective diagram when two support arm clampings；
Fig. 3 is the present invention device embodiment for the tightening fastener parts structural representation when two support arms unclamp.
Detailed description of the invention
The present invention is further described for explanation and detailed description of the invention below in conjunction with the accompanying drawings.
As shown in Figure 2 and Figure 3, the device for tightening fastener parts of the specific embodiment of the invention, including tightening assembly 1 and sleeve 2, tighten assembly 1 to include tightening axle 19 and being fixed on the sleeve connection frock 10 tightened on axle 19, sleeve connection frock 10 is provided with fixture 100, fixture 100 both can with sleeve connection frock 10 removably or position-adjustable be connected, it is possible to fixing with its one；The outer wall of sleeve 2 offers the locating part 200 mated with fixture 100, sleeve 2 can cooperating to be removably installed in and tighten on axle 19 by fixture 100 and locating part 200, steady pin generally selected by fixture 100, and locating part 200 generally uses the spacing hole mated with steady pin；Sleeve connection frock 10 includes that drive mechanism 11, drive mechanism 11 include driving output；Under the driving of drive mechanism 11, drive output that fixture 100 can be driven to dock with locating part 200 and depart from.
Preferably, sleeve connection frock 10 is removably installed in and tightens on axle 19.Sleeve connection frock 10 includes fixing seat 12, fixing seat 12 offers centre bore, sleeve connection frock 10 is sheathed on by centre bore tightens outside axle 19, sleeve connection frock 10 is fixedly installed in by fixing seat 12 tightens on axle 19, concrete, fixing seat 12 is fixed on by bolt thereon tightens on axle 19 with tightening the corresponding installing hole offered on axle 19.Preferably, the caliber size of centre bore is adjustable, concrete, and the central hole of fixing seat 12 has the regulation bolt of the bore of scalable centre bore, can change the size of centre bore bore by it.
Drive mechanism 11 includes that at least two drives output, drives output to be preferably support arm 111.The middle part of support arm 111 is provided with rotary shaft 112；When drive mechanism 11 works, support arm 111 around rotary shaft 112 forward and reverse rotation in the axial plane tightening axle 19, thus can drive fixture 100 dock with locating part 200 and depart from.
Preferably, as shown in Figure 2 and Figure 3, drive mechanism includes two support arms 111, both are positioned at and tighten axle 19 both sides and be oppositely arranged, steady pin is welded in one end of support arm 111, and the middle part of two support arms 111 is equipped with rotary shaft 112, and support arm 111 is fixed and on fixing seat 12 by rotary shaft 112.Drive mechanism 11 also includes that elasticity pulls part 113, and elasticity is pullled part 113 and be can be selected for spring；Elasticity is pullled the two ends of part 113 and is connected with a support arm 111 respectively, and support arm 111 is positioned on this support arm 111 one end near fixture 100 with the elastic junction point pullling part 113；When device not being applied external force, under elasticity pulls the pullling of part 113, two support arms 111 are each drawn close near one end opposite direction rotating of fixture 100, make the fixture 100 on support arm 111 dock with the spacing hole 200 on sleeve 2, such as, during steady pin inserts spacing hole；On support arm 111, the one end away from fixture 100 can be drawn close by opposite direction rotating when by external force, makes the fixture 100 on support arm 111 depart from the locating part 200 on sleeve 2, and such as, steady pin is extracted from spacing hole.
As shown in Figure 2 and Figure 3, support arm 111 is opened in the way of similar clip, is closed, and when support arm 111 is without pin one end stress, band pin one end is then opened, and such as Fig. 2, now steady pin separates with sleeve 2.When support arm 111 does not stresses without pin one end, under elasticity pulls the active force of part 113, the steady pin on support arm 111 inserts in the spacing hole of sleeve 2, keeps sleeve 2 and the relative position tightening axle 19.When one end of two support arm 111 band pins is opened, sleeve is extracted, be then charged into another model sleeve, allow two support arm 111 band pin one end close, i.e. complete the replacing of sleeve.
As a example by original four axle tightening machine of the piston rod of engine line, the diameter 4mm of pin, long 20mm, need to stick up by sealing ring with instrument when changing sleeve, then with instrument, pin be disclosed；Take out and successively load onto new sleeve, pin, sealing ring after sleeve again.Adopt and change sleeve in this way, the most time-consuming 4 minutes, i.e. 4 minutes yield of loss.And utilize the device produced according to the embodiment of the present invention, lower branch arm one end without pin is pressed with hands, prop up interchangeable sleeve after one end rise of arm straps pin, change 4 sleeves and only need 40 seconds, the replacing construction of the most each sleeve decreases 50 seconds, altogether can save 200 seconds, the replacing construction of each sleeve is become to 10 seconds/from 1 original minute/.
To combine concrete preferred implementation further description made for the present invention as said above, it is impossible to assert the present invention be embodied as be confined to these explanations.For general technical staff of the technical field of the invention, on the premise of without departing from present inventive concept and intension, it is also possible to make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. the device for tightening fastener parts, including tightening assembly (1) and sleeve (2), described assembly (1) of tightening includes tightening axle (19) and fixture (100), the outer wall of described sleeve (2) offers the locating part (200) mated with described fixture (100), described sleeve (2) can by described fixture (100) and described locating part (200) cooperate be removably installed in described in tighten on axle (19)；It is characterized in that: described in tighten assembly (1) include being fixed on described in tighten on axle (19) sleeve connection frock (10), described sleeve connection frock (10) includes drive mechanism (11), described drive mechanism (11) includes driving output, and described driving output is provided with described fixture (100)；Under the driving of described drive mechanism (11), described driving output can drive described fixture (100) to make it dock with described locating part (200) and depart from.
Device the most according to claim 1, it is characterised in that: described drive mechanism (11) includes driving described at least two output.
Device the most according to claim 1, it is characterised in that: described drive mechanism (11) includes two the described driving outputs being oppositely arranged.
4. according to the device described in claim 1,2 or 3, it is characterized in that: described drive mechanism (11) includes rotary shaft (112), described driving output is support arm (111), described fixture (100) is fixed on one end of described support arm (111), and described rotary shaft (112) is located at the middle part of described support arm (111)；When described drive mechanism (11) works, described support arm (111) around described rotary shaft (112) forward and reverse rotation in the described axial plane tightening axle (19), thus can drive described fixture (100) to make it dock with described locating part (200) and depart from.
Device the most according to claim 3, it is characterized in that: described drive mechanism (11) includes that rotary shaft (112) and elasticity pull part (113), described driving output is support arm (111), described fixture (100) is fixed on one end of described support arm (111), described elasticity is pullled the two ends of part (113) and is connected with a described support arm (111) respectively, described support arm (111) and described elasticity are pullled the junction point of part (113) and are positioned at the upper one end near described fixture (100) of this support arm (111), described rotary shaft (112) is located at the middle part of described support arm (111)；Under described elasticity pulls the pullling of part (113), two described support arms (111) are each drawn close near one end opposite direction rotating of described fixture (100), make described fixture (100) dock with described locating part (200)；Described support arm (111) can be drawn close by opposite direction rotating away from one end of described fixture (100) when by external force, makes described fixture (100) depart from described locating part (200).
6. according to the device described in claim 1,2 or 3, it is characterised in that: described sleeve connection frock (10) be removably installed in described in tighten on axle (19).
Device the most according to claim 6, it is characterized in that: described sleeve connection frock (10) includes fixing seat (12), described fixing seat (12) offers centre bore, described sleeve connection frock (10) by described centre bore be sheathed on described in tighten axle (19) outside, described sleeve connection frock (10) by described fixing seat (12) be fixedly installed in described in tighten on axle (19), the caliber size of described centre bore is adjustable.
Device the most according to claim 1, it is characterised in that: described fixture (100) is steady pin, and described locating part (200) is spacing hole.
9. described in device according to any one of claim 1-8, tighten assembly.
10. the described sleeve connection frock in device according to any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210481544.5A CN103831620B (en) | 2012-11-23 | 2012-11-23 | A kind of device for tightening fastener parts, tighten assembly and sleeve connection frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210481544.5A CN103831620B (en) | 2012-11-23 | 2012-11-23 | A kind of device for tightening fastener parts, tighten assembly and sleeve connection frock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103831620A CN103831620A (en) | 2014-06-04 |
| CN103831620B true CN103831620B (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210481544.5A Active CN103831620B (en) | 2012-11-23 | 2012-11-23 | A kind of device for tightening fastener parts, tighten assembly and sleeve connection frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103831620B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014879B (en) * | 2018-09-07 | 2021-01-15 | 英特莱福油气技术河北股份有限公司 | Nut dismounting system of petroleum machinery equipment |
| CN114425757A (en) * | 2020-10-29 | 2022-05-03 | 北京福田康明斯发动机有限公司 | Plug screwing tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4836063A (en) * | 1986-07-28 | 1989-06-06 | Makita Electric Works, Ltd. | Bolt tightening tool |
| JPH07246528A (en) * | 1994-03-11 | 1995-09-26 | Sanyo Mach Works Ltd | Chuck for fastening device for fastening member |
| CN1754650A (en) * | 2004-09-29 | 2006-04-05 | 株式会社安川电机 | Fastener device |
| CN1950176A (en) * | 2004-03-08 | 2007-04-18 | 本田技研工业株式会社 | Method and device for fastening fastening member |
| CN101985203A (en) * | 2010-11-09 | 2011-03-16 | 大连德新机电技术工程有限公司 | Composite sleeve for automobile tire bolt tightening machine |
| CN202010876U (en) * | 2011-01-30 | 2011-10-19 | 北京谊安医疗***股份有限公司 | Fastening device for shaft sleeve |
-
2012
- 2012-11-23 CN CN201210481544.5A patent/CN103831620B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4836063A (en) * | 1986-07-28 | 1989-06-06 | Makita Electric Works, Ltd. | Bolt tightening tool |
| JPH07246528A (en) * | 1994-03-11 | 1995-09-26 | Sanyo Mach Works Ltd | Chuck for fastening device for fastening member |
| CN1950176A (en) * | 2004-03-08 | 2007-04-18 | 本田技研工业株式会社 | Method and device for fastening fastening member |
| CN1754650A (en) * | 2004-09-29 | 2006-04-05 | 株式会社安川电机 | Fastener device |
| CN101985203A (en) * | 2010-11-09 | 2011-03-16 | 大连德新机电技术工程有限公司 | Composite sleeve for automobile tire bolt tightening machine |
| CN202010876U (en) * | 2011-01-30 | 2011-10-19 | 北京谊安医疗***股份有限公司 | Fastening device for shaft sleeve |
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| Publication number | Publication date |
|---|---|
| CN103831620A (en) | 2014-06-04 |
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