CN107995884B - There are two the pliers of the pincers leg intersected on hinge pin for tool - Google Patents
There are two the pliers of the pincers leg intersected on hinge pin for tool Download PDFInfo
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- CN107995884B CN107995884B CN201680036740.8A CN201680036740A CN107995884B CN 107995884 B CN107995884 B CN 107995884B CN 201680036740 A CN201680036740 A CN 201680036740A CN 107995884 B CN107995884 B CN 107995884B
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- hinge pin
- leg
- servo
- forming part
- actuated
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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
- B25B7/06—Joints
- B25B7/10—Joints with adjustable fulcrum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Abstract
The present invention relates to a kind of pliers (1), there are two the pincers legs (2 intersected on hinge pin (4) for tool, 3), one of pincers leg (3) are mobilizable, another pincers leg (2) is fixed, the pincers leg (2, 3) it is constituted in the side of hinge pin (4) and grasps section (5, 6) and in the other side jaw (M) is constituted, wherein, the rotation axis (x) of adjustable clamp leg (3) is gone back while extending through hinge pin (4), the hinge pin (4) can be adjusted in longitudinal slit (9) of grips pincers leg (3), and by between hinge pin (4) and longitudinal slit (9) by pincers leg (2, 3) engagement on the in-plane being tensioned, adjustable clamp leg (3) can be made selectively to fix relative to grips pincers leg (2), wherein, the hinge pin (4) is also contained in only In the opening (13) of part-circular construction, the opening has the servo-actuated forming part (29,30) different from circular curve.The servo-actuated forming part (29,30) is relative to circumference (K) to inner radial projection, and the servo-actuated corresponding forming part (31) is also constructed within circumference (K).
Description
Technical field
The present invention relates to a kind of pliers, there are two the pincers leg intersected on hinge pin, one of them clamped in leg for tool
It is mobilizable for clamping leg, and another pincers leg is fixed, and the pliers also has and is arranged in grips pincers leg and hinge
The spring of engagement between bolt, for supporting hinge pin, wherein the pincers leg is constituted in the side of hinge pin grasps section
And jaw is constituted in the other side, wherein the rotation axis of adjustable clamp leg also extends through hinge pin, the hinge pin energy simultaneously
It is enough to be adjusted in longitudinal slit of grips pincers leg, and wherein, by being tensioned by pincers leg between hinge pin and longitudinal slit
In-plane on engagement, adjustable clamp leg can be made selectively to fix relative to grips pincers leg, wherein the hinge
Bolt is also contained in the only opening of part-circular construction, and the opening has the servo-actuated forming part different from circular curve, is used for
With the servo-actuated corresponding forming part collective effect of hinge pin, wherein the hinge pin is rotatably led in the circular section of opening
Draw, and the circular section by being open defines circumference.
The prior art
The pliers of the above-mentioned type is known to a variety of design methods.With regard to this referring for example to WO 2008/049850A1 (US 8
695 464B2).It is known that intentionally to cancel to change width of jaw and engages work between hinge pin and longitudinal slit
With hereafter to make adjustable clamp leg mobile relative to grips pincers leg by the hinge pin inside longitudinal slit.By cited WO
Application is it is known that cancel engagement for the hinge pin in a pincers leg, especially adjustable clamp leg relative to the servo-actuated portion's shape of rotation
It ordinatedly fixes, wherein only when associated jaw portion is opened just using the servo-actuated portion of rotation.Clamp leg split shed servo-actuated forming part with
The servo-actuated corresponding forming part collective effect radially stretched out from the normal profile of hinge pin, wherein adjustable clamp leg is to open
Or the proper motion of closure jaw does not have an impact engagement.
Technology contents
Based on the above-mentioned prior art, technical problem to be solved by the present invention lies in the pliers of the above-mentioned type advantageous
It is further improved in the design aspect of manufacturing technology.
The solution of the technical problem is provided according to the first invention thought of pliers, wherein provide, it is described to be servo-actuated into
Type portion is relative to circumference to inner radial projection, and the servo-actuated corresponding forming part is also constructed within circumference.
Hinge pin be cancel engagement needed for and also wherein one clamp leg opening region in device in institute
It states and extends in the circumference given by the circular section guided of opening.It is further preferred that along perpendicular to the extension of stud shaft line
Planar observation, the circular contour internal stretch of the servo-actuated corresponding forming part of the hinge pin in the preferably hinge pin.This is in hinge
It can be realized in the identical situation of bolt outer diameter, the region around the opening of pincers leg by material economy is designed small and exquisitely, because
It is not entrenched in the material of pincers leg of open outside for the servo-actuated corresponding forming part of hinge pin.
The invention of defined can be applied for example in the pliers with the pincers leg being stacked in hinge area, or be applied
In the pliers of pincers leg with composition forked in hinge area, which is run through by another pincers leg.
Opening in pincers leg can pass through machining or laser forming.
It is preferred that being only capable of intentionally implementing the moving in rotation of hinge pin to cancel engagement.For this purpose, passing through by adjustable clamp leg
Open jaw more than normal degree.The cancellation of engagement only passes through pincers leg, and swing accordingly or moving in rotation are real each other
It is existing.Other manual interventions of user in the region of hinge pin are not needed.
Below also in the description of the drawings usually with it relative to claim 1 or preferably matching relative to other claims
The mode set illustrates other technical characteristics of the invention.However technical characteristic can also be used as claim 1 or other each power
Benefit require each technical characteristic configuration or its own be respectively provided with meaning.
It may further be preferable that the servo-actuated forming part and/or the servo-actuated forming part that corresponds to are in the profile of its inner side and outer side
Extend to rounding in terms of line.Preferably, contour line extends along the circumference based on stud shaft line or the axis that is open.And the profile
Line is designed as, from stud shaft line to being only bent to evagination from radial outside and locally extend as the crow flies.In a kind of preferred design
In mode, the bending region for being servo-actuated forming part extends along the circumference entirely based on opening axis, and servo-actuated corresponding forming part
Outer convex domain preferably can also be located at whole circumference line on.
The circular contour that the wall region of the servo-actuated forming part of the composition of opening can give originally relative to the opening is basic
Extend to upper chordal shaped.
Distribution ground constructs two multiple, outstanding servo-actuated forming part in the circumferential.The servo-actuated forming part can be based on opening
Axis is generally radially opposed to arrange, the opening axis also while accommodating stud shaft line when pliers is used.Here, two
A servo-actuated forming part in servo-actuated forming part is separately formed the boundary of opening, additionally (alternately) is led for hinge pin
The rotation for leading to engagement release portion is servo-actuated.Another servo-actuated forming part can be provided along the direction of rotation opposite relative to the pincers leg
For define jaw closed position backstop boundary and/or hinge pin from engagement releasing position to engagement application position traction with
It is dynamic.
Further preferably, the hinge pin in the opening can at 10 to 45 °, preferably about in 15 to 30 ° of angle model
It places and rotates freely.Rotation limitation of the hinge pin in opening is provided by servo-actuated forming part.
The hinge pin can also at least on side with engaging tooth of the construction on hinge pin along the trend of rotation axis
It is configured with fixing section to dislocation.This fixing section can at least provide the axial restraint of hinge pin in one direction.
Preferably, fixing section, which has, observes maximum extension size transverse to axis, this is sized to be greater than longitudinal
The mutual maximum distance dimension in the side of slit.
Reference axis is wherein being expressed as plan view a little, and holding section can have for example since the bolt section in center
Outward, the protrusion or similar situation for example extended to radial outside can be realized corresponding axial bearing by the protrusion.It is excellent
Selection of land will hold section and be configured to the design method of cylindrical sections with the cylindricality axis with rotation axis coincident.
In addition, the fixing section can stick on the lateral surface of the pincers leg with longitudinal slit.This design method
It is that preferably, in the pliers, pincers leg is directly stackedly placed in hinge area, adjustable clamp particularly with such pliers
Leg does not preferably have the hinge area of forked construction correspondingly.In this arrangement, fixing section is adjusted in width of jaw
When by corresponding movement of the bolt in longitudinal slit along the opposed apparent motion of the pincers leg with longitudinal slit.
The fixing section is also accommodated in the recess of adjustable clamp leg.This recess is preferably configured as, so that fixing
The rotation of section can be realized by the corresponding moving in rotation of bolt.In this way, being configured to preferably setting for cylindrical sections in fixing section
In meter mode, accommodate fixing section recess preferably in the plan view circularly and generally preferred can-like construct.
The recess can also be constituted in the form of completely through the hole of corresponding pincers leg.
In addition, the fixing section can be contained in the recess of the pincers leg with longitudinal slit.The recess is joined herein
It is preferably matchingly aligned with the trend of longitudinal slit according to plan view, furthermore wherein, the recess through-thickness namely along bolt
Axis extending direction only extends on the segment thickness of pincers leg in hinge area, and in the region of the side of longitudinal slit
It is formed in the other parts of thickness and the coefficient corresponding teeth portion of the engaging tooth of bolt.
Detailed description of the invention
The present invention is illustrated below according to attached drawing, however the attached drawing only shows various embodiments.Some components are based only upon one
A embodiment is set forth and in other embodiments based on the particularity highlighted at this without being replaced by other component, thus institute
It states component and component at least that may be present is described as other embodiments.In the accompanying drawings:
Fig. 1 shows the front view of the first embodiment of the pliers of the above-mentioned type, is directed to jaw closed position；
Fig. 2 shows rearviews thus；
It is resulting that Fig. 3 shows the region of the longitudinal slit being limited in the grips pincers leg cutting pliers in the plane of grips pincers leg
Cross-sectional view is directed to jaw closed position；
Fig. 4 shows the enlarged drawing of region IV in Fig. 3；
Fig. 5 shows the enlarged drawing of region V in Fig. 2 after the cover board of removal hinge pin；
Fig. 6 shows the partial sectional view of the pliers in jaw open position；
Fig. 7 shows the enlarged drawing of region VII in Fig. 6；
Fig. 8, which is shown, is related to the view corresponding with Fig. 5 of the pliers state according to Fig. 6；
Fig. 9 shows the partial sectional view of pliers corresponding with Fig. 3, is directed to make to clamp the mobile engagement of leg and cancelling position
It sets；
Figure 10 shows the enlarged drawing of region X in Fig. 9；
Figure 11, which is shown, is related to the view corresponding with Fig. 5 of the pliers state according to Fig. 9；
Figure 12 shows the cross-sectional view that cutting line XII-XII is obtained along Figure 10；
Figure 13 shows the three-dimensional disassembly diagram of the cover board for clamping leg and hinge pin and hinge pin of pliers；
Figure 14 shows the three-dimensional detail view of hinge pin；
Figure 15 shows the front view of the second embodiment of pliers, is directed to jaw closed position；
Figure 16 shows rearview thus；
Figure 17 is shown in the partial sectional view according to the pliers in the position Figure 16；
Figure 18 shows the enlarged drawing of region XVIII in Figure 17；
Figure 19 shows the dismantling perspective view according to the pliers of Figure 15；
Figure 20 shows the cross-sectional view obtained according to the cutting line XX-XX of Figure 16；
Figure 21 shows according to fig. 20 cross-sectional view, is directed to another embodiment of hinge pin；
Figure 22 shows the perspective view of the pliers according to Figure 15, has according to fig. 21 bolt design method；
Figure 23, which is shown, is related to the view corresponding with Figure 21 of another embodiment；
Figure 24 show another embodiment according to fig. 21 cross-sectional view；
Figure 25 shows another view corresponding with Figure 21, is directed to another embodiment.
Specific embodiment
First according to Fig. 1 and Fig. 2 shows with description multifunctional pincer form pliers 1 first embodiment.The pliers
Tool intersects in hinge area 4 there are two leg 2 and 3, the pincers leg is clamped.
It clamps leg 2 and is referred to as grips pincers leg.In order to change the width of jaw M, pincers legs 3 can be around being provided by hinge pin 4
Rotation axis x is relative to pincers 2 rotary motion of leg.
Since it will clamp the hinge pin 4 that leg 2 and 3 is swingably held, pincers leg 2 and 3 is constituted in the side of hinge pin 4 and is grasped
Section 5 and 6, and plier 7 and 8 is constituted in the other side.
Grips pincers leg 2 has longitudinal slit 9 in the X-shape region of pincers leg 2 and 3.The longitudinal direction slit is by hinge pin 4
Run through, (the stud shaft line is also formed simultaneously rotation axis x) transverse to by the circular of longitudinal slit 9 to the stud shaft line of the hinge pin
The plane of edge contour tensioning extends.
The forked composition in the X-shape region of pincers leg 2 and 3 of adjustable clamp leg 3 has fork that is parallel and being spaced apart from each other extension
Shape section 10 and 11.The leg section with longitudinal slit 9 of the fork-shaped section from side limitation grips pincers leg 2.Grips pincers leg 11 is worn
Insert the fork-shaped region of adjustable clamp leg 3.
Hinge pin 4 is rotatably retained in the fork-shaped section 10 and 11 of adjustable clamp leg 3.In this way, fork-shaped section 10 and 11
Opening 12 and 13 with the end section attached that is corresponding, accommodating hinge pin 4.
Hinge pin 4 is in the region of longitudinal slit 9 in pincers leg 2, especially in the correlation cross perpendicular to rotation axis x
With the forming part 32 of elongated extension in section, radially faces out and the engaging tooth 14 that orients in the axial direction is from the molding
Portion stretches out.Engaging tooth and 16 collective effect of corresponding teeth arranged in the respective side edge 15 of longitudinal slit 9, thus realization activity
Pincers leg 3 is fixed relative to the sliding of pincers leg 2.
It is substantially opposed to be provided with hole 17 with engaging tooth 14 transverse to 32 ground of forming part.Spring 18 is mounted on the hole
In, the spring by preferably can not lost territory be entrenched in hole 17 and from hole plane of the opening and thus having from forming part 32
The sphere 19 of the surface projection of hole opening acts on the side 20 opposite with the side 15 provided with corresponding teeth 16, to support
The engagement between corresponding teeth 16 in 9 region of the engaging tooth 14 of hinge pin 4 and longitudinal slit.
Spring 18 is preferably column compression spring.
According to view of the Fig. 1 to 8, between the engaging tooth 14 of hinge pin side and the corresponding teeth 16 of longitudinal slit side
Under the meshing state of teeth portion, the swing of pincers leg can be realized, relative to the rotation axis x of pincers 2 around hinge bolt 4 of leg to make in this way
Plier 7 and 8 towards Fig. 1 to 5 shown in jaw closed position it is mobile, or towards according to Fig. 6 to 8 since jaw closed position
Jaw open position it is mobile.
By the way that engagement can be cancelled to the intentional intervention of teeth portion, thus by adjustable clamp leg 3 together with hinge pin 4 longitudinal narrow
It stitches the movement in 9 and changes width of jaw.
Hinge pin 4 can have the 34 discoidal cylindrical sections 21 as fixing section, have along rotation axis x
Extending direction observation thickness, which observes the material thickness for being approximately equivalent to fork-shaped section 10 in same direction.Hinge
Chain bolt 4 by cylindrical sections 21 in fork-shaped section 10 in the recess of 12 form of opening diametrically to match around rotary shaft x
Rotatably guide.
It extends through longitudinal slit 9 and is fitted into the bolt section in the opening 13 of another fork-shaped section 11 in the plan view
With generally radially opposed segmental arc 22, rotation axis x is dotted in the plan view to be shown.The difference base of each segmental arc 22
It is dimensionally equivalent to the radius of cylindrical sections 21 in the radius that rotation axis x is drawn, to make segmental arc 22 along rotation axis x's
Extending direction observation preferably continuously incorporates the circular wall portion of segmental arc 22.Edge can be formed in incorporating region.
Segmental arc 22 is connected by the contour line of straight extension in the plan view, and the contour line of straight extension is along rotation axis
X intersects in the projection in cylindrical sections 21 with cylindrical sections secant shape.
Thus it is formed on the connector of cylindrical sections 21 in the two sides of rotation axis x along the extending direction of rotation axis x flat
The contour line on the surface 23 and 24 of whole extension, the extension straight in the plan view on the surface surrounds about 15 to 30 °, each other
Such as from about 20 ° of angle [alpha].
On surface 23, engaging tooth 14 is formed on the region through longitudinal slit 9.The engaging tooth from surface 23 from
By projection.
Generally, hinge pin 4, which preferably only constructs, is accommodating the radius of fixing section or cylindrical sections 21 and/or segmental arc 22
The inside of imaginary cylinder.
It the end face 33 away from cylindrical sections 21 of hinge pin 4 can be with the fork-shaped section 11 with opening 13 away from pincers leg
2 surface flushes.
Bolt surface, which is preferably provided with, accommodates the hole 25 of rotation axis x in center, and the pin 26 of cover board 27 is inserted into the hole.Cover board
27 can have the diameter increased relative to bolt diameter, to be supported on the edge surrounded around the opening 13 in fork-shaped section 1
On region.
Cover board 27 can be fixedly linked by pin 26 and hinge pin 4, such as pass through the threaded connection between pin 26 and hole 25
Or pass through press-fit.This can also be arranged adhesive portion or crimping.Riveting additionally can be set.It can also remove when necessary
It prevents from moving axially in the case where cover board 27, hinge pin 4 and prevents from falling in turn, such as by fixing section (column area
Section is 21) middle to arrange substantially along the spring of extending direction effect or the component of corresponding elastic load.
Cover board 27 is not shown to illustrate function in Fig. 5,8 and 11.
Opening 13 in fork-shaped section 11 constructs substantially circularly unlike the opening 12 in fork-shaped section 10.Phase
Instead, approximately radial opposed circular section 28 is provided with for the face profile of opening 13, the circular section is all located at together
One using rotation axis x as on the circumference K in the center of circle.Circumference K preferably has identical with the opening 12 in fork-shaped section 10
Radius.
The court in terms of extension trend tangent, between circular section 28 by circumference K secant shape of circular section 28
The contour line that the direction of rotation axis x is bent radially inward is connected, for constituting servo-actuated forming part 29 and 30.
The end section of hinge pin 4 attached is entrenched between servo-actuated forming part 29 and 30.23 He of surface of hinge pin 4
24 extend between servo-actuated forming part 29 and 30.The radial segment structure of hinge pin 4 extended between servo-actuated forming part 29 and 30
At servo-actuated corresponding forming part 31.
The construction and servo-actuated forming part 29 and 30 of servo-actuated corresponding forming part 31 allow along the interval of opening 13 circumferentially formed
Clamp the opposite swing opposite with pincers leg 2 of leg 3.Thus hinge pin 4 is fixed in normal pliers, therefore clamps leg 3 and exist
By limitation is swung in the swing process in jaw closed position, mode is that servo-actuated forming part 29 is resisted against hinge pin 4
Servo-actuated corresponding forming part on.
When clamping direction of the leg 3 since jaw closed position towards jaw open position and swinging, pincers leg 3 is first relative to nibbling
Active hinge pin 4 is closed to rotate.Make servo-actuated forming part 30 and servo-actuated corresponding forming part 31 by reaching jaw open position
Contact.
Adjustable clamp leg 3 herein be about 30 ° angle beta rotated freely relative to hinge pin 4 and grips pincers leg 2, in other words
Hinge pin 4 rotates freely in the opening 13 of pincers leg 3 in this angular range.
It is further since jaw open position by pincers leg 3 since Fig. 6 jaw open position shown in 8
(arrow a) can make the engagement releasing (thus referring to the view of Fig. 9 to 12) between hinge pin 4 and longitudinal slit 9, this is logical for swing
Hinge pin 4 is crossed to realize using the rotation linkage for the servo-actuated forming part 30 being supported in corresponding forming part 31.This releasing engagement
Rotary motion by the surface opposite with teeth portion of forming part 32 towards longitudinal slit 9 side 20 on bearing
It is limited by backstop.
Pass through the servo-actuated forming part 30 being supported in servo-actuated corresponding forming part 31, hinge pin in further swing process
4 are rotatably linked around rotation axis x, this overcomes acting in the case that sphere 19 is inserted into hole 17 for spring 18 to make engaging tooth
14 derive to come from the position of engagement of the corresponding teeth 16 relative to longitudinal slit 9.Adjustable clamp leg 3 can in the swing position
Slit 9 is mobile along longitudinal direction, to change width of jaw.
Alternately (when necessary as supplement), the swing backstop for eliminating engagement limits and/or swings servo-actuated
Can by hinge pin 4 be referred to as the region substantial reverse opposed region of servo-actuated corresponding forming part 31 be open 13
It is realized under the collective effect for the servo-actuated forming part attached.
And servo-actuated corresponding forming part 31 and/or can be for example towards the bolt in center with the opposed region of servo-actuated corresponding forming part
Construct to section strip or convex.
By the return and the thus rotation return of caused hinge pin 4 of adjustable clamp leg 3, to re-establish hinge pin
The position of engagement of teeth portion between 4 and longitudinal slit 9.
To eliminate engagement, pincers leg 3 can be in about 15 ° of angle γ since the moving in rotation jaw open position
It carries out.
The cancellation of engagement can cause since any latched position of slit 9 along longitudinal direction.
Opening 12 and 13 or hinge pin 4 either in the region of fork-shaped section 10 and 11 are all generally (sometimes except only
Except vertical cover board 27) reference plane figure is in the circumference K given by opening 12 or by the circular section 28 of opening 13
Portion extends.
Figure 15 to 20 shows the second embodiment of pliers 1, has the pincers leg 2 and 3 being directly stacked in hinge area.
Grips pincers leg is also equipped with longitudinal slit 9 herein, and the side 15 along longitudinal slit constructs corresponding teeth 16.
Adjustable clamp leg 3 is provided with the opening 13 according to above embodiment, is correspondingly provided with made of construction and is servo-actuated into
Type portion 29 and 30.
Hinge pin 4 constructs according to above embodiment and also has herein along end on observation into 21 form of cylindrical sections
Hold section 34.Hinge pin 4 using it is described fixing section and institute towards, grips pincers leg 2 around longitudinal direction slit 9 around outside
Side contact, thus by axial bearing.
Longitudinal slit areas is run through in the region of the forming part 32 of sphere 19 with elastic bearing.Construction is in forming part 32
Engaging tooth 14 orientation for pincers leg 2 corresponding teeth 16 engagement.
In the region of the end away from fixing section 34 of hinge pin 4, hinge pin is additionally provided with according to above-mentioned embodiment party
The servo-actuated corresponding forming part 31 of formula, for common with the servo-actuated forming part 29 and 30 in the region of the opening 13 in adjustable clamp leg 3
Effect.
The axial relief for preventing from falling of hinge pin 4 is formed also by the arrangement of cover board 27 herein, and the cover board is preferably complete
The opening 13 of all standing adjustable clamp leg 3.
The normal use of pliers 1 and the mode of operation for adjusting width of jaw are identical as above embodiment, wherein especially
The circular section 28 of the arc external side that is directed through segmental arc 22 of the adjustable clamp leg 3 on swaying direction and the opening 13 faced
Collective effect realize.
Figure 21 and 22 shows the alternate embodiment being fixed on hinge pin 4 about cover board 27.
Hinge pin 4 is provided with axle journal 35 stretching out in a state of use from the end face of hinge pin 4 33, axially arranging, institute
Axle journal is stated through the hole 36 in the center of cover board 27.Hole 35 is expanded towards the preferred funnel-form of open end, for realizing by axle journal 35
The manufactured head of the radial dilatation of composition.
Although combining the possible fixation for showing cover board 27 according to the pliers of the embodiment of Figure 15 in Figure 21 and Figure 22, so
And this fixed possibility of cover board 27 and embodiment presented below in pliers according to first embodiment be also can
Capable.
Figure 23 shows the embodiment that according to fig. 21 version is constructed.It is also riveted using hinge pin 4 in this cover board 27.Structure
It makes and is constituted step by step referring to the resulting vertical section of cutting hinge pin 4 in this embodiment for the fixing section of cylindrical sections 21,
It is described fixing section be placed in the above-described embodiments institute towards clamp leg 2 surface on.The radial of section 24 is held as a result, to expand
The convex shoulder of exhibition can support be resisted against in other words towards pincers leg 2 surface on.The column in the center that in contrast diameter reduces
The insertion of shape section 21 has in the recess 37 of pincers leg 2 of longitudinal slit 9.Recess 37 is observed in the axial direction in accordingly pincers leg 2
Extend in the half of thickness.On continuing inside thickness, longitudinal slit 9 is configured with corresponding teeth 16 along side 15.
Recess 37 is moved towards to extend in the top view of longitudinal slit 9 according to slit.
Hinge pin 4 is guided on the side of recess 37 by cylindrical sections 21.
The fixing section 34 of bolt side for its axially extending size with the corresponding axially extending size of longitudinal slit 9
Match.
4 view according to fig. 2, cover board 27 can also be screwed on hinge pin 4.For this purpose, hinge pin 4 has along rotation axis
The threaded hole 38 that the orientation of x extends, the bolt 39 through the medium pore of cover board 27 are fitted into the threaded hole.
5 hinge pins 4 can also be provided with externally threaded axis oppositely in end side and fixing section 34 according to fig. 2
Neck section 40, the axle journal section protrude into hinge area from the surface away from fixing section 34 of pliers 1.In axle journal section 40
On screwed nut 41, the nut can stick on towards pincers leg lateral surface on.
Cover board 27 together provides the axial restraint of hinge pin 4 together with opposite fixing section 34 with nut 41.
For embodiment of above for illustrating the invention being integrally incorporated in the application, the present invention is special at least through following technology
Sign combination carries out creative improvement to the prior art respectively, namely:
A kind of pliers, which is characterized in that the servo-actuated forming part 29,30 relative to circumference K to inner radial projection, and
And the servo-actuated corresponding forming part 31 is also constructed within circumference K.
A kind of pliers, which is characterized in that the servo-actuated forming part 29,30 and/or servo-actuated corresponding forming part 31 are on the inside of it
Extend with the contour line aspect rounding in outside.
A kind of pliers, which is characterized in that two servo-actuated forming parts 29,30 of distribution ground construction in the circumferential.
A kind of pliers, which is characterized in that the hinge pin 4 can be on 10 to 45 ° of angular range certainly in opening 13
By rotating.
A kind of pliers, which is characterized in that engaging tooth of the hinge pin 4 at least on side with construction on hinge pin 4
14 are configured with fixing section 34 along rotation axis x with moving towards dislocation.
A kind of pliers, which is characterized in that the fixing section 34 is designed as cylindrical sections 21.
A kind of pliers, which is characterized in that the fixing section 34 can stick on the outer of the pincers leg 2 with longitudinal slit 9
On side.
A kind of pliers, which is characterized in that the fixing section 34 is contained in the recess of adjustable clamp leg 3.
A kind of pliers, which is characterized in that the fixing section 34 is contained in the recess 37 of the pincers leg 2 with longitudinal slit 9
In.
List of numerals
1 pliers
2 pincers legs
3 pincers legs
4 hinge pins
5 grasp section
6 grasp section
7 pliers
8 pliers
9 longitudinal slits
10 fork-shaped sections
11 fork-shaped sections
12 openings
13 openings
14 engaging tooths
15 sides
16 corresponding teeths
17 holes
18 springs
19 spheres
20 sides
21 cylindrical sections
22 segmental arcs
23 surfaces
24 surfaces
25 holes
26 pins
27 cover boards
28 circular sections
29 servo-actuated forming parts
30 servo-actuated forming parts
31 servo-actuated corresponding forming parts
32 forming parts
33 end faces
34 fixing sections
35 axle journals
36 holes
37 recess
38 threaded holes
39 bolts
40 axle journal sections
41 nuts
A arrow
X rotation axis
K circumference
M jaw
α angle
β angle
γ angle
Claims (9)
1. a kind of pliers (1), there are two the pincers leg (2,3) intersected on hinge pin (4), the one of pincers clamped in leg for tool
Leg (3) is mobilizable, and another pincers leg (2) is fixed, and the pliers also has and is arranged in grips pincers leg (2)
The spring (18) of engagements between hinge pin (4), for supporting hinge pin (4), wherein the pincers leg (2,3) exists
The side of hinge pin (4), which is constituted, to be grasped section (5,6) and constitutes jaw (M) in the other side, wherein the rotation of adjustable clamp leg (3)
Axis (x) is gone back while being extended through hinge pin (4), and the hinge pin (4) can be in longitudinal slit (9) of grips pincers leg (3)
Adjust, and wherein, by between hinge pin (4) and longitudinal direction slit (9) on the in-plane being tensioned by pincers leg (2,3)
Engagement can be such that adjustable clamp leg (3) selectively fixes relative to grips pincers leg (2), wherein the hinge pin (4) is also
Be contained in the opening (13) of only part-circular construction, the opening have the servo-actuated forming part different from circular curve (29,
30) it, is used for and servo-actuated corresponding forming part (31) collective effect of hinge pin (4), wherein the hinge pin (4) is in opening (13)
Circular section (28) in rotatably guide, and by opening (13) circular section (28) define circumference (K),
Be characterized in that, the servo-actuated forming part (29,30) relative to circumference (K) to inner radial projection, and the servo-actuated correspondence
Forming part (31) is also constructed within circumference (K).
2. pliers according to claim 1, which is characterized in that the servo-actuated forming part (29,30) and/or it is servo-actuated corresponding at
Type portion (31) extends to rounding in terms of the contour line of its inner side and outer side.
3. pliers according to any one of the preceding claims, which is characterized in that in the circumferential distribution ground construction two with
Dynamic forming part (29,30).
4. pliers according to claim 1, which is characterized in that the hinge pin (4) in opening (13) can 10 to
It is rotated freely on 45 ° of angular range.
5. pliers according to claim 1, which is characterized in that the hinge pin (4) is being cut with scissors at least on side with construction
Engaging tooth (14) on chain bolt (4) is configured with fixing section (34) with moving towards dislocation along rotation axis (x).
6. pliers according to claim 5, which is characterized in that the fixing section (34) is designed as cylindrical sections (21).
7. pliers according to claim 5 or 6, which is characterized in that the fixing section (34) can stick on to have and indulge
To on the lateral surface of the pincers leg (2) of slit (9).
8. pliers according to claim 5, which is characterized in that fixing section (34) is contained in adjustable clamp leg (3)
In recess.
9. pliers according to claim 5, which is characterized in that the fixing section (34), which is contained in, has longitudinal slit
(9) in the recess (37) of pincers leg (2).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015110060.6A DE102015110060A1 (en) | 2015-06-23 | 2015-06-23 | Pliers with two pliers legs crossing each other in a hinge pin |
| DE102015110060.6 | 2015-06-23 | ||
| PCT/EP2016/064050 WO2016207076A1 (en) | 2015-06-23 | 2016-06-17 | Pliers having two plier legs that intersect at a joint pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107995884A CN107995884A (en) | 2018-05-04 |
| CN107995884B true CN107995884B (en) | 2019-09-17 |
Family
ID=56132961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680036740.8A Active CN107995884B (en) | 2015-06-23 | 2016-06-17 | There are two the pliers of the pincers leg intersected on hinge pin for tool |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3313619B1 (en) |
| CN (1) | CN107995884B (en) |
| DE (1) | DE102015110060A1 (en) |
| ES (1) | ES2767323T3 (en) |
| WO (1) | WO2016207076A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200061778A1 (en) * | 2018-08-21 | 2020-02-27 | Snap-On Incorporated | Adjustable Pliers |
| US10994390B2 (en) * | 2018-11-30 | 2021-05-04 | Snap-On Incorporated | Push button pin for pliers |
| TWI679088B (en) * | 2019-01-15 | 2019-12-11 | 伯鑫工具股份有限公司 | Pipe wrench |
| DE102021102330A1 (en) * | 2020-02-12 | 2021-08-12 | Knipex-Werk C. Gustav Putsch Kg | tongs |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190900239A (en) * | 1909-01-05 | 1909-12-16 | Henry Courtnay Elson Perry | An Improved Adjustable Angle Wrench. |
| GB191000144A (en) * | 1910-01-03 | 1910-11-17 | Wilhelm Kessing | An Improved Pipe Wrench or Spanner. |
| GB191405426A (en) * | 1913-03-04 | 1914-07-02 | Alfred Kalthoff | Pipe Wrench with Adjusting Pivot. |
| CN87206315U (en) * | 1987-04-16 | 1988-02-03 | 归丁华 | Quickly self adjusting spanner |
| EP2596912A1 (en) * | 2011-11-23 | 2013-05-29 | SNA Europe Industries SA | Lever mechanism for adjustable pliers |
| CN203726390U (en) * | 2013-12-25 | 2014-07-23 | 新疆八一钢铁股份有限公司 | Monkey wrench with adjustable angle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2715594B1 (en) * | 1994-02-03 | 1996-03-22 | Sicfo Stanley | Means of assembly of two articulated branches for pliers. |
| US7255027B1 (en) * | 2006-08-25 | 2007-08-14 | Cheng Chang Tsai | Self-adjusting plier device |
| DE102007049032B4 (en) | 2006-10-24 | 2021-03-18 | Knipex-Werk C. Gustav Putsch Kg | Pliers |
| DE102010020655A1 (en) * | 2010-05-03 | 2011-11-03 | Wiha Werkzeuge Gmbh | Water pumping pliers comprise two pliers units that cross in connecting area, where pliers units are swiveled by joint, and spring element is arranged at resting block |
-
2015
- 2015-06-23 DE DE102015110060.6A patent/DE102015110060A1/en not_active Withdrawn
-
2016
- 2016-06-17 WO PCT/EP2016/064050 patent/WO2016207076A1/en active Application Filing
- 2016-06-17 ES ES16729598T patent/ES2767323T3/en active Active
- 2016-06-17 CN CN201680036740.8A patent/CN107995884B/en active Active
- 2016-06-17 EP EP16729598.9A patent/EP3313619B1/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190900239A (en) * | 1909-01-05 | 1909-12-16 | Henry Courtnay Elson Perry | An Improved Adjustable Angle Wrench. |
| GB191000144A (en) * | 1910-01-03 | 1910-11-17 | Wilhelm Kessing | An Improved Pipe Wrench or Spanner. |
| GB191405426A (en) * | 1913-03-04 | 1914-07-02 | Alfred Kalthoff | Pipe Wrench with Adjusting Pivot. |
| CN87206315U (en) * | 1987-04-16 | 1988-02-03 | 归丁华 | Quickly self adjusting spanner |
| EP2596912A1 (en) * | 2011-11-23 | 2013-05-29 | SNA Europe Industries SA | Lever mechanism for adjustable pliers |
| CN203726390U (en) * | 2013-12-25 | 2014-07-23 | 新疆八一钢铁股份有限公司 | Monkey wrench with adjustable angle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016207076A1 (en) | 2016-12-29 |
| ES2767323T3 (en) | 2020-06-17 |
| DE102015110060A1 (en) | 2016-12-29 |
| EP3313619B1 (en) | 2019-12-11 |
| CN107995884A (en) | 2018-05-04 |
| EP3313619A1 (en) | 2018-05-02 |
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