CN103817615B - A kind of duplex chain repairing plierses - Google Patents
A kind of duplex chain repairing plierses Download PDFInfo
- Publication number
- CN103817615B CN103817615B CN201410078214.0A CN201410078214A CN103817615B CN 103817615 B CN103817615 B CN 103817615B CN 201410078214 A CN201410078214 A CN 201410078214A CN 103817615 B CN103817615 B CN 103817615B
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- handle
- chain
- right handles
- pan
- left handle
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Classifications
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- 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
- B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
- B25B7/02—Jaws
- B25B7/04—Jaws adjustable
-
- 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
- B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
- B25B7/14—Locking means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chain Conveyers (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The present invention relates to the method for maintaining and repairing plierses of a kind of duplex chain；Category material conveyor field, duplex chain repairing plierses left handle, right handles, hinge axis, adjusting screw and adjusting handle, a slot is provided with left handle and right handles respectively respectively, one end of adjusting screw is flexibly connected with adjusting handle after being each passed through two slots again, hinge axis are clamped after the pan of cheek position through the pan of the pincers cheek position one with counterbore and right handles of left handle, form hinged structure connection.During use, can insert between the roller of double strand chain jaw part, and the adjacent rollers of carrier bar and chain hinge pin need to be keeped in repair by circular arc clamping, jaw is designed according to the geometric parameter of duplex chain, finely tuned by adjusting handle, between chain, tension force progressively becomes big, and the centre-to-centre spacing between the held in the mouth roller of jaw circular arc progressively will reduce, it is finally reached and meets the pitch for installing carrier bar and chain hinge pin, makes the maintenance of chain become easy.
Description
Technical field
The present invention relates to a kind of duplex chain repairing plierses, especially with respect on chain transfer to the fast of duplex chain
Speed maintenance, the such as rapid-maintenance to carrier bar, chain hinge pin and roller or replacing, while being also applied for the multiple rows of of mechanical engineering field
To the installation of chain, debugging and keep in repair etc. on chain conveyer.Category material conveyor field.
Background technology
In tobacco business, the such as conveying of cigarette bag and smoke box, high position to be transported to from lower position, or be conveyed from first
To second ground, beneficial to pile or shunting etc., their major parts extensively apply conveyer or elevator, and often defeated using chain-type
Send machine, it is in the majority using single strand chain or double strand chain, logistics center, storage, redrying workshop, Primary processing shop especially in Nicotiana tabacum L. and
Wait field between volume hired car, conveyer is to reduce the aspect such as labor intensity and improve production efficiency especially notable, essential.Always
It, in the various industrial undertakings of modernization, chain transfer increasingly occupies critical role in numerous hoist-transportation machines,
It has not been simple material transportation machine, it has become an organic composition unit in industrial undertaking's production procedure, although, its chain
Bar flexibility is good, high transmission accuracy, intensity high, can bear heavier object, but, which is it from great, quick abrasion, maintenance difficult
Shortcoming, the especially dialysis of chain, the maintenance of carrier bar, chain hinge pin and roller change, the installation of chain, debugging, really very
Repairman is allowed not save worry very much.
The usual up to hundreds of the conveyer of Nicotiana tabacum L. processing enterprise real-time application, usage frequency are high, therefore, chain transfer
The dialysis failure of chain, the replacing of carrier bar, chain hinge pin and roller and the installation and debugging of chain more typically, are day-to-day work.
If there is no tensioning wheel due to chain transfer, to maintenance, sprocket wheel, motor etc. must also be dismantled, is wasted time and energy, even if repairing
Good chain, installation and debugging also to take a lot of trouble very much, because chain tension is big, will manually overcome the tension force very laborious.In above-mentioned repairing
In, it is difficult it is all big be exactly the replacing of carrier bar, chain hinge pin and roller and be mounted with, especially the installation of chain hinge pin, does not such as have
Instrument, more very on Herba Damnacanthi, threading is the same for difficulty, because the concentricity between chain hinge pin and carrier bar circular hole is micro- tens
Rice, can just complete assembling within even ten microns, so, Nicotiana tabacum L. processing enterprise study always its how to improve the repairing efficiency and
Reduce the problems such as repairing difficulty.
The content of the invention
It is an object of the invention to overcome prior art not enough, there is provided a kind of duplex chain repairing plierses and using method,
Realize rapid-maintenance on double strand chain conveyer to carrier bar, chain hinge pin and roller, complete the installation to chain, debugging and
Maintenance etc., improves its maintenance efficiency, reduces hand labor intensity.
To achieve these goals, the technical scheme of such issues that present invention is solved.Duplex chain repairing plierses left handle
(1), right handles (2), hinge axis (3), adjusting screw (4) and adjusting handle (5), on left handle (1) and right handles (2) respectively
A slot is provided with respectively, one end of adjusting screw (4) is each passed through left handle slot (11) and right handles slot (21)
It is flexibly connected with adjusting handle (5) again afterwards, pincers cheek position one pan with counterbore of the hinge axis (3) through left handle
(12), and after the pan (22) of right handles pincers cheek position, form hinged structure connection.
Left handle (1) is designed using circular arc curved handle, one left handle slot (11) of left handle (1) central design；
A pan (12) with counterbore is designed with left handle pincers one end face of cheek, on left handle pincers cheek other end
The cooperation hole face coordinated with right handles is designed with, the cooperation hole face is concentric with the pan (12) with counterbore, left handle jaw
The inwall in portion is in arc-shaped, and first notch (13), its arc radius R and double strand chain are provided with arc-shaped mouth inwall
Radius of roller is matched, and the pan with counterbore (12) is coordinated using basic shaft system gap with the cooperation of hinge axis (3).
Right handles (2) are designed using circular arc curved handle, one slot (21) of right handles (2) central design；In right handles
Pincers cheek one end design a pan (22)；Pan (22) adopts basic shaft system interference fits with the cooperation of hinge axis (3)；
Right handles jaw portion inwall is in arc-shaped, and second notch (23) is provided with arc-shaped mouth inwall.
Described left handle slot (11) to counterbore pan (12) distance or slot (21) to hinge
Chain hole (22) is the central point to 2～3 times of the centre-to-centre spacing at pan center of roller clamped by jaw, so that repairing plierses are being used
In it is effortless.
The adjusting handle (5) contacts end face part and adopts spherical design with left handle (1) or right handles (2), so as to
During rotation adjusting handle, the contact end face is consolidated all the time and compresses left handle (1) or right handles (2).
Described adjusting screw (4) head adopts countersunk head spherical design, to improve the effect of adjusting screw pressing handle.
The hinge axis (3) are flat-head shape.
When the jaw inwall circular arc R position of the repairing plierses clamps adjacent double strand chain roller, the center of two rollers (6)
Away from 1 pitch P that design minima is duplex chain.
The jaw of the repairing plierses can clamp four rollers (6) of adjacent duplex chain.
Operation principle：Repairing plierses of the present invention include left handle (1), right handles (2), hinge axis (3), adjusting screw (4) and
Adjusting handle (5) is constituted, and left handle (1) and right handles (2) are connected by hinge axis (3), in left handle (1) and right handles (2)
On separately design left handle slot (11) and right handles slot (21) and insert adjusting screw (4), adjusting handle (5) connection
Adjusting screw (4)；The jaw part of the repairing plierses can be inserted freely between 4 rollers of double strand chain, and maintenance needed for clamping
The adjacent rollers (6) of carrier bar and chain hinge pin, the technical parameter of the design of jaw according to double strand chain, by the handss in regulation handle
Wheel, between chain, tension force progressively becomes big, and the centre-to-centre spacing between the held in the mouth roller of jaw circular arc progressively will reduce, and be finally reached and meet installation
The pitch of carrier bar and chain hinge pin (8), so, the maintenance on double strand chain to carrier bar (7), chain hinge pin (8) and roller (6)
It is easy to change, install and debug.
The present invention is with the maintenance to carrier bar, chain hinge pin and roller and quick for installation, reduction labor intensity, simple structure
The features such as, can be widely applied to maintenance of the various industrial undertakings to carrier bar, chain hinge pin and roller on chain transfer, peace
Dress and debug, with it is efficient, laborsaving the features such as；It is applied on double strand chain conveyer to the quick of carrier bar, chain hinge pin and roller
Maintenance, is applicable to the roller chain maintenance of similar specification, and the part that the maintenance clamp device is related to manufacture is few, with cost not
It is high, it is easy to the features such as promoting.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the overall structure schematic diagram of repairing plierses of the present invention.
Fig. 2 is the axonometric chart of left handle of the present invention (1) part.
Fig. 3 is the front view of left handle part (1) of the present invention.
A-A direction sectional views of the Fig. 4 for left handle (1) shown in Fig. 3.
E-E direction sectional views of the Fig. 5 for left handle (1) shown in Fig. 3.
Fig. 6 is the axonometric chart of right handles of the present invention (2) part.
Fig. 7 is the front view of right handles of the present invention (2) part.
B-B direction sectional views of the Fig. 8 for the part of right handles (2) shown in Fig. 7
Fig. 9 is the assembling stereogram of left handle of the present invention and right handles.
Figure 10 is the assembling front view of left handle of the present invention and right handles.
Figure 11 is the left hand view of Figure 10；
The design diagram of Figure 12 hinge axis of the present invention (3).
Figure 13 is the design diagram of adjusting screw of the present invention (4).
Figure 14 is the front view of adjusting handle of the present invention (5).
Figure 15 is the left view of Figure 14 adjusting handles (5).
Figure 16 is the F-F directions sectional view of Figure 14 adjusting handles (5).
Figure 17 is repairing plierses of the present invention in clamping double strand chain roller and installs the structure of chain hinge pin (8) state and show
It is intended to.
Figure 18 is the technical parameter mark schematic diagram for the A series short pitch duplex chains for precision drive.
Figure 19 is the diagram of bowing for Figure 18.
In figure：1-left handle, 11-left handle slot, the 12-pan with counterbore, the 13-the first notch, 2-
Right handles, 21-right handles slot, 22-pan, the 23-the second notch, 3-hinge axis, 4-adjusting screw, 5-regulation
Handwheel, 6-roller, 7-carrier bar, 8-chain hinge pin.
Specific embodiment
At present most of chains are manufactured by CNS or international standard, therefore, almost with chain
Chain number mark can be found from standard, so, its technical parameter is all known.Such as, in Figure of description 19,18 it is
For the geometric parameter mark schematic diagram of the A series short pitch duplex chains of precision drive, in figure, P pitches, in b1 internal segments
Width, d2 pin diameters, L bearing pin length, h2 Link plate heights, d1 roller diameters, T thicknesss of link plates, Pt array pitch.
1) according to the inquiry of double strand chain chain number mark or by actual measurement double strand chain technical parameter, such as Figure 19, Figure 18
It is shown.
2) the maintenance clamp device for designing includes left handle, right handles, hinge, adjusting screw and adjusting handle, such as Fig. 1 institutes
Show.
3) as described in Fig. 2,3,4,5, design left handle 1.Left handle 1 is designed using circular arc curved handle, and 1 central authorities of left handle set
The left handle slot 11 of one B1 × B size of meter, half of size H4 for left handle length；One end of the pincers cheek point of left handle
A pan 12 with counterbore is designed with face, the pan 12 with counterbore is a diameter ofPan with counterbore
The counter bore hole diameters of 12 end faces areThe cooperation of the pan 12 with counterbore and hinge axis 3 is coordinated using basic shaft system gap, band
Have on 12 other end of pan of counterbore and design a cooperation hole faceCoordinate hole faceWith the pan with counterbore
12 is coaxial, and the depth size for coordinating hole face is C7=C5/2, coordinates the cooperation that hole face clamps the cheek with right handles to adopt basic hole system gap
Coordinate；The inwall in left handle jaw portion is designed as arc-shaped, its arc-shaped radius R=d1/2, opens in arc-shaped mouth inwall
There is first notch 13, arc-shaped can enable jaw hold in the mouth double strand chain roller；First notch 13 can be got out of the way in the middle of double strand chain
Carrier bar 7, size in figure：C1<P-d1；C4<b1；C5<Pt+b1；C6>4T.
Jaw Partial Height size H1 is designed with reference to Link plate height size h2, it is ensured that repairing plierses do not interfere chain in use
Plate, so, the jaw of left handle smoothly can be inserted between the roller 6 of double strand chain, remaining size：C3=P/2；C2<(3P-d1)/
2；H2>H1；H4>H3。
4) as shown in Fig. 6,7,8, right handles 2 are designed, the difference of right handles 2 and left handle is：PanIt is heavy not design
Hole, the cooperation of the pan 12 with counterbore and hinge axis 3 are being clamped using basic shaft system interference fits, right handles 2 and left handle 1
Hole face is closed in cheek distributionPlace is coordinated using gap；The inwall in right handles jaw portion is designed as arc-shaped, its arc-shaped radius R
=d1/2, is provided with second notch 23 in arc-shaped mouth inwall, and arc-shaped can enable jaw hold in the mouth double strand chain roller；The
Two notches 23 can get out of the way the carrier bar 7 in the middle of double strand chain, other physical dimensions of right handles 2 and shape and left handle complete
Cause.
5) as shown in Fig. 9,10,11, it is the assembling schematic diagram of left handle 1 and right handles 2, size in figure：C8=2C3=P；
C9=2 (C2-C1)；C10=2C2；H2>H1；
H4 about takes the centre-to-centre spacing of the roller centre of jaw clamping to pan center2～3 times, H4 is about
And 2～3 times of size values of H3, according to the lever principle in mechanics, such maintenance clamp device is effortless in use.
6) state as shown in figure 12, design specialized hinge axis 3, and hinge axis 3 are arranged on into 12 He of pan with counterbore
In pan 22, composition is hinged structure.
7) adjusting screw 4 of design specialized as shown in figure 13, its 4 head of adjusting screw (countersunk head) adopt spherical design, with
The effect of adjusting screw pressing handle is improved, by the left handle slot 11 on left handle 1 and right handles 2, right handles kidney
Hole 21 is installed by adjusting screw 4.
8) as Figure 14,15,16 are stated, the adjusting handle 5 of design specialized, adjusting handle 5 are contacted with left handle 1 and right handles 2
End face part adopts spherical design, and when so rotating adjusting handle 5, the contact end face consolidates pressing handle all the time.
In above-mentioned maintenance, key technology point seek to solve how Fast Installation carrier bar and chain hinge pin to improve efficiency,
Labor intensity is reduced, if kit can be designed, for adjusting the accurate distance in chain between roller, is met to reach
The pitch of carrier bar and chain hinge pin is installed, then their installation will become simple and light, meanwhile, the installation and debugging to chain
Also it is easy to become.
In sum, it is to realize on above-mentioned double strand chain conveyer to the rapid-maintenance of carrier bar, chain hinge pin and roller more
Change, complete the installation to chain, debugging and maintenance of carrier bar etc., completing its device development has larger using value and promote meaning
Justice.
Embodiment
Referring to each figure：
1) conveyer according to this Nicotiana tabacum L. processing enterprise application on site, vouches its double row roller chain number or determines its geometry
Size, is such as A sequences：DIN ISO 12A-2, ANSI 60-2, its duplex chain geometric techniques parameter identification such as Fig. 2 are stated,
Pitch P=19.05mm (3/4 "), roller diameter maximum d1=11.91mm, internal segment inner width minima b1=12.57mm, bearing pin
Diameter maximum d2=5.94mm, bearing pin length minimum L=48.80mm, maximum L=50.50mm, Link plate height maximum h2=
18.00mm, T thickness of link plates maximum T=2.42mm, minimum array pitch Pt=22.78mm.
2) left handle 1 of design maintenance clamp device, right handles 2, hinge axis 3, adjusting screw 4 and adjusting handle 5, its assembling
Structure such as Fig. 1 is stated.
3) left handle 1 is designed as shown in Fig. 2,3,4,5, left handle 1 adopts circular-arc-shaped design, is curved handle, and left handle 1 is central
One slot B1 × B of design, 11 size of left handle slot are 8.2 × 13 (mm), and 11 center of left handle slot is to hinge
The half for 81mm being designed as apart from size H4, being handle length at Lian Kong centers；Design hinge on the pincers cheek point end face of left handle 1
Chain hole 12, the pan 12 which carries counterbore are a diameter ofIts 12 end face of pan for carrying counterbore has counterbore, sinks
Hole size isDepth 2mm, the cooperation of the pan 12 with counterbore and hinge axis 3 are matched somebody with somebody using basic shaft system gap
Close, so,WithManufacture deviation be both designed as overgauge, on other end design one cooperation hole faceCoordinate
Hole face size isCoordinate hole face and pan 3 coaxially, its 3 depth size of pan is C7=C5/2 (C5 takes 33mm),
The cooperation of hinge axis 3 and the pincers cheek of right handles 2 is coordinated using basic hole system gap, then coordinate hole faceManufacture deviation be also configured as
Overgauge；The inwall in left handle jaw portion is designed as arc-shaped, its radius R=d1/2=11.91/2=5.955mm, in circular arc
First notch 13 is provided with shape mouth inwall, arc-shaped can enable jaw hold in the mouth double strand chain roller；First notch 13 can allow
The carrier bar 7 in the middle of double strand chain is opened, such jaw can hold in the mouth double strand chain roller 6；In figure, other designs of size are as follows：
C1<P-d1, P-d1=19.05-11.91=7.14mm, take C1=6.5mm；
C4<B1, b1=12.57mm, take b1=11.5mm；
C5<Pt+b1, Pt+b1=22.78+12.57=35.35mm, take C5=33mm；
C6>4T, 4T=4 × 2.42=9.68mm, takes C6=10mm；
Size H1 is designed with reference to 7 height dimension h2 of carrier bar, it is ensured that do not interfere carrier bar 7, h2=in the use of repairing plierses
18.00mm, H1 have taken 15.50mm properly, and so, the jaw of left handle smoothly can be inserted between the roller 6 of double strand chain, remaining chi
It is very little：
C3=P/2, P/2=19.05/2=9.525mm, take C3=9.525mm；
C2<(3P-d1)/2, (3P-d1)/2=(3 × 19.05-11.91)/2=22.62mm, take C2=20mm.
So, left handle 1 and right handles 2 complete to coordinate, and jaw can be inserted between the roller 6 of double strand chain.
4) such as Fig. 6,7,8, right handles 2 are designed, the difference of right handles 2 and left handle 1 is：PanIt is heavy without design
Hole, the cooperation of pan 21 and hinge axis 3 adopt basic shaft system interference fits；The pincers cheek of right handles 2 and left handle 1 point mating holes
FaceCoordinated using gap, so, hinge axis 3 will not fall off；Other physical dimensions and shape, right handles 2 and left handle 1 it is complete
It is complete consistent.
5) as Fig. 9,10, left handle 1 and right handles 2 are assembled, size in figure：
C8=2C3=P=19.05mm；
C9=2 (C2-C1)=2 (20-6.5)=27mm；
C10=2C2=2 × 20=40mm；
H2>H1, H1=15.50mm, take H2=20mm；
Take H3=36.5mm；
Take H4=81mm.
Due to H3=36.5mm, H4=81mm, centre-to-centre spacing of the roller centre to pan center：H4 is about its 2.15 times, according to the lever principle in mechanics, this
The maintenance clamp device of sample is labour-saving.
6) such as Figure 12 design specializeds hinge axis 3, and hinge axis 3 are installed into the pan 12 with counterbore and pan 22
In.
7) such as Figure 13, the adjusting screw 4 of design specialized.4 screw thread of adjusting screw uses M8, and the head of its adjusting screw 4 is (heavy
Head) adopt spherical design, spherical radius to adopt 6mm, to improve the effect that adjusting screw 4 compresses left handle 1 and right handles 2, lead to
The slot crossed on left handle 1 and right handles 2 installs adjusting screw 4.
8) such as the adjusting handle 5 of the design specialized of Figure 14,15,16.5 diameter design of adjusting handle isAdjusting handle 5
Screw thread design M8 of central through hole, its axle contact end face part adopt spherical design, and its radius is R=35mm, and so rotation is adjusted
During section handwheel 5, the end face is consolidated all the time and compresses left handle 1 and right handles 2.
As the present embodiment is in the double row roller chain number with conveyer, for other different sizes for this enterprise
The repairing plierses of duplex chain need otherwise designed manufacture as stated above.
The present invention can realize rapid-maintenance on double strand chain conveyer to carrier bar, chain hinge pin and roller etc., improve dimension
Repair efficiency and reduce labor intensity.As duplex chain is manufactured by relevant criterion, therefore, only it is to be understood that array pitch Pt, pitch
Certain parameter in P, internal segment inner width b1, roller diameter d1, or chain number, it is possible to check out other geometric parameters in relevant criterion
Number, these parameters can also pass through micrometric measurement in kind, so, the present invention is stronger for standardization；Due to the design root of jaw
According to the technical parameter of double strand chain, the design circular arc of jaw part is consistent with radius of roller, so, the jaw for keeping in repair clamp device can be held in the mouth
Firmly the roller of double strand chain, is finely tuned by adjusting handle, and between chain, tension force progressively becomes big, under its effect, the clamped rolling of jaw
Centre-to-centre spacing between son progressively will reduce, and final distance reaches and meets the pitch for installing carrier bar and chain hinge pin, facilitate which to keep in repair,
Install and debug；In pincers cheek point, as the cooperation of hinge and the left handle with counterbore is gap cooperation, hinge and right handles
Cooperation be interference fits, the cooperation of left handle and right handles in pincers cheek position is that gap coordinates, so, right handles can be around hinge
Chain flexible rotating；As design size H4 is much larger than H3, according to lever principle, the characteristics of this maintenance clamp device has laborsaving；By
Spherical design is adopted in the contact end face part of the head (countersunk head) with adjusting handle of adjusting screw, therefore, adjusting screw and
Adjusting handle is consolidated to the compression of handle, and effect is good, furthermore, adjusting screw and adjusting handle are coordinated by screw thread, so, should
Handwheel can complete Precision trimming；Due to the physical dimension of jaw part, design according to the geometric parameter of duplex chain, pass through
Mathematical calculation, it is ensured that jaw smoothly can be inserted between 4 rollers of double strand chain simultaneously, therefore, it is easy to use；The left side of the present invention
Minima C7 when right handles are drawn in is by 1 pitch P design, similarly, simplex roller chain, triplex roller chain and duplex chain
Geometric parameter be close to, difference is to decrease or increase array pitch Pt.
To realize adjusting accurate distance in chain between roller, meet the pitch for installing carrier bar and chain hinge pin, so, only
Can design it is a set of can accurately clamp roller in chain, and the fixture dress with screw thread fine adjustment roller centre away from function
Put, be clamped in it between the adjacent rollers for needing to install chain hinge pin, the problem of above-mentioned installation carrier bar and chain hinge pin is just held
Easily solve.
Versatility of the present invention is wide, can be widely applied to various industrial undertakings right on chain transfer double row roller chain
The maintenance of carrier bar, chain hinge pin and roller, install and debug, with it is efficient, laborsaving the features such as, and simple structure, have it is larger should
With value and dissemination.
Claims (6)
1. a kind of duplex chain repairing plierses, is characterized in that：Repairing plierses left handle（1）, right handles（2）, hinge axis（3）, adjust
Screw（4）And adjusting handle（5）, in left handle（1）And right handles（2）On separately design a slot（11、21）And insert
Adjusting screw（4）, adjusting screw（4）One end be each passed through left handle slot（11）With right handles slot（21）Afterwards again with
Adjusting handle（5）It is flexibly connected, hinge axis（3）Through the pan of the pincers cheek position one with counterbore of left handle（12）And the right side
The pan of handle pincers cheek position（22）Afterwards, form hinged structure connection；
Left handle（1）Designed using circular arc curved handle, left handle（1）One left handle slot of central design（11）；In left hand
A pan with counterbore is designed with handle pincers one end face of cheek（12）, design on left handle pincers cheek other end
There are the cooperation hole face coordinated with right handles, the cooperation hole face and the pan with counterbore（12）With one heart, left handle jaw portion
Inwall is in arc-shaped, and first notch is provided with arc-shaped mouth inwall（13）, its arc radius R and double strand chain roller
Radius is matched, the pan with counterbore（12）With hinge axis（3）Cooperation using basic shaft system gap coordinate；
Right handles（2）Designed using circular arc curved handle, right handles（2）One right handles slot of central design（21）；In the right hand
Design a pan in pincers cheek one end of handle（22）；Pan（22）With hinge axis（3）Cooperation matched somebody with somebody using basic shaft system transition
Close；Right handles jaw portion inwall is in arc-shaped, and second notch is provided with arc-shaped mouth inwall（23）；
Described left handle slot（11）To the pan with counterbore（12）Distance or right handles slot（21）Arrive
Pan（22）It is the central point to 2 ~ 3 times of the centre-to-centre spacing at pan center of roller clamped by jaw, so that repairing plierses make
It is effortless with.
2. duplex chain repairing plierses according to claim 1, is characterized in that the adjusting handle（5）With left handle（1）
Or right handles（2）Contact end face part adopts spherical design, and to rotate during adjusting handle, the contact end face consolidates pressure all the time
Tight left handle（1）Or right handles（2）.
3. duplex chain repairing plierses according to claim 1, is characterized in that described adjusting screw（4）Head is using heavy
Head spherical design, to improve the effect of adjusting screw pressing handle.
4. duplex chain repairing plierses according to claim 1, is characterized in that：The hinge axis（3）For flat-head shape.
5. duplex chain repairing plierses according to claim 1, is characterized in that the jaw inwall circular arc R portion of the repairing plierses
When position clamps adjacent double strand chain roller, two rollers（6）Centre-to-centre spacing design minima for duplex chain 1 pitch P.
6. duplex chain repairing plierses according to claim 1, is characterized in that the jaw of the repairing plierses can be clamped adjacent
Four rollers of duplex chain（6）.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410078214.0A CN103817615B (en) | 2014-03-05 | 2014-03-05 | A kind of duplex chain repairing plierses |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410078214.0A CN103817615B (en) | 2014-03-05 | 2014-03-05 | A kind of duplex chain repairing plierses |
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| CN103817615A CN103817615A (en) | 2014-05-28 |
| CN103817615B true CN103817615B (en) | 2017-04-05 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105479359A (en) * | 2015-11-30 | 2016-04-13 | 王光树 | Multifunctional pinchers |
| CN107378819A (en) * | 2017-07-21 | 2017-11-24 | 红塔烟草(集团)有限责任公司 | Chain maintenance fixture and its application method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3736644A (en) * | 1971-10-06 | 1973-06-05 | O Simon | Pliers |
| US5056305A (en) * | 1991-03-19 | 1991-10-15 | Cole Francisco J | Tool for separating chain links |
| CN201471356U (en) * | 2009-07-03 | 2010-05-19 | 株式会社角田 | Tongs special for disassembly and assembly of chain |
| CN102101152A (en) * | 2009-12-17 | 2011-06-22 | 雅邦企业股份有限公司 | Pliers for chain joint |
| CN103010936A (en) * | 2012-12-22 | 2013-04-03 | 张家港市广大机械锻造有限公司 | Lifting tool for large steel ingot and large forge piece |
| CN203696807U (en) * | 2014-03-05 | 2014-07-09 | 红塔烟草(集团)有限责任公司 | Double-row roller chain maintenance pliers |
-
2014
- 2014-03-05 CN CN201410078214.0A patent/CN103817615B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3736644A (en) * | 1971-10-06 | 1973-06-05 | O Simon | Pliers |
| US5056305A (en) * | 1991-03-19 | 1991-10-15 | Cole Francisco J | Tool for separating chain links |
| CN201471356U (en) * | 2009-07-03 | 2010-05-19 | 株式会社角田 | Tongs special for disassembly and assembly of chain |
| CN102101152A (en) * | 2009-12-17 | 2011-06-22 | 雅邦企业股份有限公司 | Pliers for chain joint |
| CN103010936A (en) * | 2012-12-22 | 2013-04-03 | 张家港市广大机械锻造有限公司 | Lifting tool for large steel ingot and large forge piece |
| CN203696807U (en) * | 2014-03-05 | 2014-07-09 | 红塔烟草(集团)有限责任公司 | Double-row roller chain maintenance pliers |
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| Publication number | Publication date |
|---|---|
| CN103817615A (en) | 2014-05-28 |
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