EP3794689A1 - Presszange - Google Patents
PresszangeInfo
- Publication number
- EP3794689A1 EP3794689A1 EP19722845.5A EP19722845A EP3794689A1 EP 3794689 A1 EP3794689 A1 EP 3794689A1 EP 19722845 A EP19722845 A EP 19722845A EP 3794689 A1 EP3794689 A1 EP 3794689A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- pressing
- jaw
- elevation
- crimping
- recess
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002788 crimping Methods 0.000 title claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 173
- 239000004020 conductor Substances 0.000 claims abstract description 5
- 108700035424 spirapril Proteins 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 16
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000005755 formation reaction Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- IHQKEDIOMGYHEB-UHFFFAOYSA-M sodium dimethylarsinate Chemical class [Na+].C[As](C)([O-])=O IHQKEDIOMGYHEB-UHFFFAOYSA-M 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/042—Hand tools for crimping
-
- 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
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/146—Clip clamping hand tools
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/5313—Means to assemble electrical device
- Y10T29/532—Conductor
- Y10T29/53209—Terminal or connector
- Y10T29/53213—Assembled to wire-type conductor
- Y10T29/53222—Means comprising hand-manipulatable implement
Definitions
- the invention relates to a pressing tongs, in particular for pressing cable lugs or the like onto electrical conductors, with two pressing jaws which can be pivoted relative to one another, wherein in each pressing jaw in each case a pressing die formed over a circumference with respect to a rotation axis with a plurality of different pressing troughs is rotatably mounted and a
- Press die is taken up relative to the axis of rotation between two jaw plates.
- Crimping pliers of the type in question are known, both as hand-operated as well as motor-operated tools. These are used, for example, to fasten cable lugs on electrical conductors.
- a particular tubular workpiece is compressed between the two press jaws with, for example, hexagonal press troughs of the press dies.
- For each cable cross section is usually another press profile, i. another opening cross section of the press cavities of both press dies is required.
- a corresponding adjustment of the press dies is carried out in known pliers by rotary displacement of the press dies about their axes of rotation, wherein the press cavities of both press dies must be coordinated with each other for proper pressing of the workpiece.
- Such pressing tongs is known, for example, from DE 196 28 752 A1 (US Pat. No. 5,802,908 A1), moreover also from WO 2016/096732 A2.
- the content of this WO document is hereby incorporated in full in the disclosure.
- the invention is concerned with the task of further improving a pressing tongs of the type in question, in particular with regard to the Press mecanics on the workpiece.
- a possible solution to the problem is given according to a first Erfindungs- thought in a pressing tongs, in which it is geared to the fact that the pressing dies are displaceable relative to the jaw plates in a ready-pressed mon-oriented pressing tongs in a bracing and release position.
- the pressing matrices can be determined according to a tension. This determination is carried out at least in the pressing position of the pressing tongs, more preferably over a large pivoting angle of the pressing jaws up in almost every pivoting position of the pressing jaws outside an open position of the pressing jaws. The axial play resulting in the press jaw open position is canceled.
- the pressing provides a clamping position of the press dies between two parts, preferably between the jaw plates, between which the (respective) press die is received. In any case, in the open position of the pressing jaws, the pressing tongs open position, the press matrices are in an enabling position enabling release position.
- a rotational displacement of the pressing matrices for adjusting the pressing recess orientation be made.
- the tension can be canceled and the release position with respect to the pressing die given accordingly.
- the release position the axial play necessary for the rotational displacement of the press die can be present.
- the pressing matrices can be set in the direction of the pressing position in a strictly opposite orientation, even though these pressing matrices are nevertheless freely rotatable when the pressing jaws are open.
- a fixing of the pressing dies in the direction of the axis of rotation can be achieved by a bracing of the backing plates.
- a preferred embodiment can usammen go the baking plates of the opposing pressing jaws with a common kaula- specific Z invention.
- the connecting tab can offer the axis of rotation for the pressing jaw or the pair of jaw plates for forming a pressing jaw.
- the jaw plates of both pressing jaws associated with a connecting lug are in each case pivotably connected about an axis of rotation to the common connecting lug. This results in a relative movement between the jaw plates and the connecting plate.
- This relative movement can be used so that the tension can be generated therefrom. Accordingly, in dependence on a rotational displacement of
- Press jaw jaw plates relative to the otherwise fixed connection lug the clamping of the jaw plates of a pressing jaw produced or canceled in opposite rotational displacement.
- no further measures by the user of the pressing tongs are necessary in order to achieve clamping of the jaw plates due to seizing of the pressing die.
- the determination of the pressing die generating clamping of the jaw plates is preferably automatically in the course of the usual use of pressing tongs, ie generated in the course of a conventional pivotal displacement of the pressing jaws in the direction of the pressing position.
- an increase in the direction of the axis of rotation and the other part have a recess adapted to the recess.
- Outside the recess may be formed on the relevant part of a surface. This surface can also form a parting plane transverse to the axis of rotation between the connecting plate and the facing to the baking plate.
- the recess spanning or enforcing surface extension can be penetrated in the untensioned state (release position) of the jaw plates of the increase.
- the increase can accordingly eino in the recess or intervene in this.
- both parts namely preferably the connecting lug and the facing jaw plates, may also have an elevation projecting beyond the surface facing the respective axially opposite part. The two elevations of both parts can cooperate to achieve the tension Z position.
- This overlap can be completely eliminated in the bracing position.
- a partial overlap in the swivel direction may also be present in this braced position, but with a coverage amount considered perpendicular to the geometric axis of rotation which is smaller than the overlap dimension in the release position.
- the elevation In the tensioned state or in the tensioned position, the elevation may have completed a relative movement in the direction of the imaginary extended extent of the surface in the region of the recess or beyond.
- the elevation in the course of the pivotal displacement of the pressing jaw out of the open position towards the pressing position, the elevation completely leaves the region of the recess, after which the elevation is supported on the surface of the part surrounding the recess.
- This can lead to a compressive stress on the jaw plate having the recess or the raised portion. te, which pressure stress acts essentially in the direction of the alignment of the axis of rotation.
- the pressure-stressed jaw plate acts in the axial direction directly on the press die or, for example, a hub carrying the press die or the like, for the corresponding clamping of the press die between the two jaw plates.
- the increase may be spherical in a cross section in which the axis of rotation is a line. Also, in this cross-section resulting in the direction of the other part-facing contour of the elevation can form a circular segment-shaped, such as semicircular.
- the increase may be formed by a ball trapped on the relevant part. If necessary, the ball can be freely rotatably supported in the relevant part, for example by being received in a correspondingly shaped socket-like recess.
- the increase in a cross-section may be wedge-shaped, corresponding to a ramp having, for cooperation with a portion of the recess provided in the other part or a counter wedge formed on the other part.
- FIG. 1 shows a perspective view of a hand-operated pressing tong, concerning a pressing jaw closing position
- Fig. 2 is an enlarged view of the pressing tongs below
- FIG. 5 the Her from V er sparung of the area V in Figure 4 with a further slow-motion magnification; 6 shows the section along the line VI-VI in Figure 3 with associated magnifying magnification.
- FIG. 9 is a view corresponding substantially to FIG. 3, but relating to the pressing jaw closing position
- FIG. 11 shows the enlargement of the region XI in FIG. 10 with associated magnifying magnification representation
- FIG. 12 shows the section according to the line XII-XII in FIG. 9 with the associated magnifying magnification representation
- FIG. 13 is a perspective detail view of a connecting plate with associated elevations in the form of balls;
- FIG. 14 shows the section according to the section region XIV in FIG. 13;
- FIG. 15 is an illustration, substantially similar to FIG. 13, relating to an alternative embodiment
- FIG. 16 shows the section according to the sectional area XVI in FIG. 15;
- FIG. FIG. 17 is a partial exploded perspective view, substantially corresponding to FIG. 7, relating to a further embodiment, with a corresponding magnification-like enlargement;
- FIG. 18 is a perspective view, substantially corresponding to FIG. 13, of a connecting link in an embodiment according to FIG. 17;
- FIG. 20 shows a sectional view according to FIG. 19, relating to a further embodiment.
- a hand-operated crimping tool 1 in one, a working position, i. a pressing position showing top view.
- the pressing tongs 1 is constructed essentially symmetrically to an axis x-x and has two pressing jaws 2, 3 and two handles 4, 5 designed as angle levers. The latter are connected to one another at their angled ends by a pivot pin 6 arranged on the axis of symmetry x-x.
- the pressing jaws 2, 3 are articulated with their free end portions on the handles 4, 5, wherein the pressing jaws 2, 3 and the handles 4, 5 passing through bolts 7, 8 are provided, which with spring washers 9, 10 are secured.
- the pressing jaws 2, 3, which are designed to be mirror-inverted with respect to the axis xx, each consist initially of two jaw plates 11, 12 and 13, 14 which are spaced apart in the axial direction of the pins 7, 8 and also of the pivot pin 6 the distance space between the back plates 11, 12 and 13, 14 can engage bolt-side end portions of the handles 4, 5.
- the pressing jaws 2, 3 are preferably both on the top and on the bottom, corresponding to each of the outwardly facing flat side of the jaw plates, connected by connecting straps 15, 16, which in turn passing through the press jaws 2, 3 passing through axle bolts 17th , 18 are interconnected.
- a connecting strap can also be provided only on one side and opposite, for example, a rivet head formed approximately on an axle bolt.
- the axes of rotation of the pressing jaws 2, 3 are formed by the axle bolts 17, 18, whereby the pressing jaws 2, 3 in short front lever arms 19, 20 and longer rear, the hinge pin 7, 8 facing lever arms 21, 22 are divided.
- the pressing dies 23, 24 have the plan shape of an even-numbered polygon. In the embodiment shown, the pressing dies 23, 24 are formed in the plan as regular hexagons.
- the press discs 23, 24, which are generally disc-shaped, have press cavities 27, 28 with different opening cross-sections on the circumference, in each case assigned to one side face of the preferred hexagon.
- the press troughs 27, 28 have the shape of a half equilateral hexagon.
- working position i. In the pressing position according to FIGS. 1, 2 and 9 to 12, two pressing recesses 27, 28 with the same opening cross-section together form a regular hexagon for pressing on cable lugs, connectors or the like onto electrical conductors, etc.
- a pressing die 23, 24 is provided with an associated driven wheel rotatably connected thereto, in the direction of the axis of rotation y, each in juxtaposed arrangement.
- Output gear 31, 32 and press die 23, 24 essentially extend in the space bounded by the jaw plates 11 and 12 or 13 and 14.
- this remaining distance a is exaggerated for better explanation.
- the distance a is in reality a few tenths of a millimeter, for example up to 3 tenths of a millimeter or even only up to 2 tenths of a millimeter.
- This axial clearance is not exactly aligned with one another in the pressing tongs pressing position, in order to avoid that the pressing dies 23 and 24, viewed transversely to the direction of the axis of rotation y, are exactly aligned, namely possibly offset on the order of the distance a can not, practically no longer exist.
- the pressing dies 23 and 24 are fixed in the pressing forceps press position. This fixing takes place in accordance with a clamping of the jaw plates 11, 12 or 13, 14 flanking the press die 23 or 24 in the direction of the axis of rotation y.
- the press In any case, in the pressing tongs press position, they are in the tension position.
- This tension is achieved by a relative movement between one of the connecting straps 15, 16, in the illustrated embodiment of the connecting strap 16 and the back plate 12 or 14 immediately following the axis of rotation y.
- a change between the release position and the tensioning position takes place in the case of a ready-to-use crimping pliers, as viewed here, preferably with every change between the crimping platen press position (cf. FIG. 2) and the crimping platen open position (compare, for example, FIG FIG. 3).
- one of the parts cooperating in this respect namely the jaw plate 123 or 14 or the connecting strap 16, has an elevation 47 pointing in the direction of the other part.
- the increase 47 is in the illustrated embodiments of the
- Connecting tongue 16 is formed, wherein the elevation 47 projects beyond the surface 48 of the connecting plate 16 facing the base plate 12 or 14 in the direction of the axis of rotation y, as shown by way of example in FIG. 11, with a dimension corresponding to the distance dimension a the axial play corresponds.
- the elevation 47 projecting beyond the surface 48 of the connecting lug 16 dips into an associated and adapted recess 49 of the other part, here the cheek plate 12 or 14.
- the recess 49 is to that of the connection tab sixteenth facing surface 50 of the jaw plate 12 and 14, respectively, and has a depth considered in the direction of the rotation axis y, which allows the complete absorption of the elevation 47.
- the elevation 47 passes through an imaginary extended extension e of the surface 50 surrounding the recess 49 within the recess 49.
- the axial clearance results in the area between the facing inner surfaces of the associated jaw plates of a pressing jaw 2, 3.
- the pressing die 23 or 24 is rotatable for setting a correct pressing recess 27, 28.
- the jaw plate 12 or 14 in this respect is deformed in the direction of the axis of rotation y by the amount of the increase, corresponding at least approximately to the extent of the distance a, such that, under appropriate clamping of the pressing die and associated driven wheel between the jaw plates of a pressing jaw 2, 3 the axial play of the pressing die is canceled.
- the pressing matrices 23 and 24 are aligned in the pressing tongs Verpress too due to cancellation of the given in the open position axial play in alignment with each other.
- each jaw plate 12 and 14 Associated with each jaw plate 12 and 14, at least one elevation 47 and one recess 49 can be provided. In addition, a plurality of elevations and recesses can bring about the desired tension.
- each jaw plate 12 or 14 two elevations 47 arranged diametrically opposite one another with respect to the rotation axis y are formed on the connecting lug 16, to which correspondingly positioned recesses 49 in the jaw plates 12 or 14 are assigned.
- the connecting lug 16 to which correspondingly positioned recesses 49 in the jaw plates 12 or 14 are assigned.
- four such elevations 47 are provided, which are arranged along a geometrical line extending in the longitudinal extent of the connecting plate 16 and transversely to the axis of rotation y, which geometric line is further preferred geometric axis of rotation y of both axes 25, 26 intersects.
- the elevation 47 can also be an integral part of, for example, the connecting strap 16, furthermore, for example, according to a protrusion formed in the same material and extending over the surface 48. This can be further formed in a cross section in which the axis of rotation y as a line (see Figure 16), circular disc-shaped.
- elevation 47 may be formed by a projecting over the surface 48 wedge formation 53, comprising a ramp 54, which, starting from the surface 48 in a direction parallel to the surface 48, perpendicular to the surface 48 spaced contact surface 55 passes.
- the wedge formation 53 can dip into a suitably adapted recess 49, for example, the cheek plate 12 or 14 (see FIG. 20).
- the mode of action corresponds to the previously described mode of action with regard to a spherical elevation 47.
- a plate 58 projecting beyond the relevant surface 50 for example in the form of a counter-wedge formation 56, can be provided on the plate side, which in the pressing tongs open position or release position with a ramp 57 may rest against the ramp 54 of the wedge formation 53.
- the contact surface 55 of the elevation 47 or the contact surface 59 of the elevation 58 viewed in the direction of rotation of the pressing jaw, passes through the elevation of the other part.
- the contact surface 55 for elastic deformation acts on the jaw plate 12 or 14 in the pressing tongs pressing position (strain position), either directly above its surface 50 in an embodiment according to FIG. 20 or over the facing one Contact surface of the counter-wedge formation 56 in one embodiment according to FIGS. 17 to 19.
- the rotational displacement of the press dies 23, 24 is synchronized. This is achieved by a permanent gear-like coupling of the pressing dies 23, 24, which coupling is independent of the pivoting position of the pressing jaws 2, 3.
- a gear 29, 30 is rotatably arranged in the form of a gear wheel.
- the diameters of the gears 29, 30 are the same.
- the gears 29, 30 are elastically evasive in the illustrated embodiment.
- the tooth teeth of each gear wheel 29, 30 are divided into groups, for example in each case four gear teeth which follow one another in the circumferential direction.
- the teeth of a group are formed on a support member. From the same material and in one piece, a spring-like branch continues, which is connected to a radially inner region of the gear wheel 29, 30 which is also of the same material and is integral. As a result of the above-described embodiment of the gear wheel 29, 30, there is provided a spring-releasable speed of an engaged group of tooth teeth, even in the case of central, in particular strictly radial, loading, with a resilient action both in the radial and in the circumferential direction can be achieved.
- the gear wheels 29, 30 extend in the space left between the jaw plates of the pressing jaws 2, 3.
- the gear wheels 29, 30 are rotatably mounted on the axle bolts 17, 18, with the gear-shaped gear wheels 29, 30 meshing with each other.
- the selected arrangement of the gears 29, 30 on the axle 17, 18 of the meshing engagement with each other in each pivotal position of the pressing jaws 2, 3 is ensured.
- each gear wheel 29, 30 corresponds substantially to the diameter of a circular line connecting the radial tips of the press matrices 23, 24.
- driven wheels 31, 32 are provided which are non-rotatably connected to the respective press die 23, 24.
- the driven wheels 31, 32 can, as shown, be toothed wheels which mesh with the respective associated gear wheel 29, 39.
- the diameter of the driven wheel 31, 32 is reduced compared with the diameter of the gear wheel 29, 30.
- a driven wheel 31, 32 has an outer diameter which corresponds approximately to 0.4 to 0.5 times the outer diameter of a gear wheel 29, 30. Further, the diameter of a driven wheel 31, 32 is selected so that with respect to a projection along the axis of rotation y this not in the press cavities 27 and 28 of the associated pressing die 23, 24 protrudes.
- a dial 33 may be provided on a pressing jaw 3.
- this axle is rotatably mounted about a pivot pin 34 passing through the associated jaw plates 13, 14 with a rotation axis z.
- the adjusting wheel 33 is circular disk-shaped with a circular disk surface, which extends in a plane offset parallel to the Breitflä- surfaces of the gears 29, 30 and the pressing dies 23, 24.
- Assigned to a disc surface of the dial 33 is rotatably and coaxially arranged on this a drive wheel 35 is provided in the form of a gear. This meshes with the external toothing of the associated gear wheel 30 of the pressing jaw 3.
- the arrangement of the axle bolt 34 is preferably selected such that the adjusting wheel 33 projects freely with a partial section over the outline contour of the pressing jaw 3 outwards, ie facing away from the opposing pressing jaw 2, for operating the drive wheel 35 by hand ,
- the drive wheel 35 may be thumb-actuated by the thumb surface rotating the dial 33 about the peripheral edge thereof.
- a rotational displacement of the setting wheel 33 leads, via the transmission, consisting of drive wheel 35, gear wheels 29, 30 and driven wheels 31, 32, to a synchronous rotational displacement of the pressing dies 23, 24, so that only a single part (setting wheel 33 ) Always the same press recesses 27, 28 can be spent opposite each other in the working position.
- characters 36 may be applied in the form of numbers on the circular disk surface thereof, which correspond to the nominal widths of the press troughs 27 and 28.
- the characters 36 are arranged on a circular line around the geometric axis of the axle pin 34, such that the nominal width concerning the press troughs 27, 28 in the working position, for example, on the over the plan view of the pressing jaw 3 protruding portion of the adjusting wheel 33 for the User is recognizable.
- the setting wheel 33 is not exposed to any pressing force during pressing.
- a different material is selected in the setting wheel 33, for example zinc die casting, which facilitates the application of the characters 36, for example by printing or embedding the mark 36 in the course of the casting process.
- each press die 23, 24 may be associated with a block-like positive locking means 37, 38.
- the interlocking means 37, 38 extend in the intermediate space between the associated jaw plates of the pressing jaws 2, 3 and are held in the jaw plates via pin-like extensions 39, 40.
- the positive locking means 37, 38 are located in the working position of the press recess 27, 28 facing away.
- each projection 41, 42 which is substantially radially aligned with respect to the geometric axis of rotation y of the press die 23, 24 extends between two adjacent press depressions 27, 28.
- Each projection 41, 42 has two to each other in plan view an obtuse angle enclosing Beaufschlagungs vom.
- the loading surfaces result in a roof-shaped recess of each projection 41, 42.
- the loading surfaces of the projections 41, 42 which delimit the press recess opposite the press recess 27, located in the working position, act with adapted positive-locking surfaces of the positive-fit means 37. 38 together.
- the press dies 23, 24 are rotationally secured in the positive locking position, for example, as shown in FIG.
- the axes 25, 26 of the pressing dies 23, 24 are guided in catching holes 43, 44 of the pressing jaws 2, 3 which are aligned with respect to a plan view transversely to the alignment of the form-fitting surfaces.
- the pressing dies 23, 24 cancel the positive-lock securing device transversely to the form-locking means 37, 38 displaceable.
- Such a displacement takes place against the force of a spring 45, 46.
- This can be a cylinder compression spring.
- the spring force always acts in the direction of the positive locking position, this independent of the pivotal position of the pressing jaws 2, 3rd
- the disk-shaped dial 33 is rotated. This leads to an opposite rotation of the two gears 29, 30th
- the driven wheels 31, 32 and, correspondingly, the pressing dies 23, 24 are again rotationally displaced in the opposite direction via the gear wheels 29, 30, which leads to a positively guided transverse displacement of the pressing dies 23 while the loading surfaces on the associated positive-locking surfaces slide. 24 leads. This transverse displacement is superimposed by the rotational displacement of the pressing die 23, 24.
- the pressing depression 27, 28 located in the working position can be read on the setting wheel 33 with respect to its nominal width.
- An adjustment of the pressing dies 23, 24 with open pressing jaws 2, 3 can also take place by direct detection of one of the pressing dies 23 or 24 (this possibly omitting the disc-shaped setting wheel 33).
- the movement of the one pressing die 23 leads via the intended transmission to the synchronous movement of the other pressing die 24 or 23.
- a pressing tongs characterized in that the pressing dies relative to the jaw plates 11, 12, 13, 14 in a ready-assembled Crimping pliers are displaceable in a Verthesesgna and a release position.
- a pressing tongs characterized in that the baking plates 11 and 13 or 12 and 14 of the opposing pressing jaws 2, 3 with a common connecting plate 15, 16 Z cooperate.
- a pressing tongs which is characterized in that the bracing position can be generated by a relative movement between the connecting lug 15, 16 and the jaw plate 11, 12, 13 14.
- a crimping pliers characterized in that one of the parts, the connecting plate 15, 16 or the jaw plate 11, 12, 13, 14, an increase 47 and the other part has a recess 49, wherein outside the recess 49th a surface 50 is formed, whose imaginary extended extension e in the region of the recess 49 in the release position is penetrated by the elevation 47.
- a pressing tongs characterized in that both parts, the
- Connecting plate 15, 16 and the jaw plate 11, 12, 13, 14 have an increase 48, 58 and that a first elevation 48, 58 contacting, to a plane of rotation E of the parts parallel surface 55, 59, the other increase 48, 58 in the Clearance released.
- a pressing tongs characterized in that the elevation 47 in the tensioned position has completed a relative movement in the direction of the imaginary extended extension e of the surface 50 in the region of the recess 49 or beyond.
- a pressing tongs characterized in that the elevation 47 is spherical in a cross section in which the axis of rotation y is shown as a line.
- a pressing tongs characterized in that the elevation 47 is formed by a ball trapped on the relevant part.
- a pressing tongs characterized in that the elevation 47 is wedge-shaped in a cross section.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Clamps And Clips (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102018111873.2A DE102018111873A1 (de) | 2018-05-17 | 2018-05-17 | Presszange |
PCT/EP2019/061377 WO2019219407A1 (de) | 2018-05-17 | 2019-05-03 | Presszange |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3794689A1 true EP3794689A1 (de) | 2021-03-24 |
EP3794689B1 EP3794689B1 (de) | 2022-11-09 |
Family
ID=66448538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19722845.5A Active EP3794689B1 (de) | 2018-05-17 | 2019-05-03 | Presszange |
Country Status (5)
Country | Link |
---|---|
US (1) | US11404839B2 (de) |
EP (1) | EP3794689B1 (de) |
CN (1) | CN112352357B (de) |
DE (1) | DE102018111873A1 (de) |
WO (1) | WO2019219407A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD943373S1 (en) * | 2019-09-17 | 2022-02-15 | Chao-Chih Liu | Crimper |
PL438535A1 (pl) * | 2021-07-20 | 2023-01-23 | Zakład Aparatury Elektrycznej Ergom Spółka Z Ograniczoną Odpowiedzialnością | Praska ręczna do zaciskania końcówek kablowych na przewody elektryczne |
TWI806546B (zh) * | 2022-04-12 | 2023-06-21 | 權亮 | 口模的夾持固定裝置 |
WO2023237776A1 (en) | 2022-06-10 | 2023-12-14 | Gustav Klauke Gmbh | Hand tool |
WO2023237775A1 (en) | 2022-06-10 | 2023-12-14 | Gustav Klauke Gmbh | Hand tool |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8029841U1 (de) | 1980-11-08 | 1981-02-26 | Franz Weitkowitz Elektrotechnische Fabrik Inh. Werner Weitkowitz, 3150 Peine | Kerbzange zum Aufpressen von Kabelschuhen, Verbindern u.dgl. auf elektrische Leiter |
CN1103345A (zh) * | 1993-07-07 | 1995-06-07 | 特克斯希德公司 | 可调节夹紧和锁定的工具 |
DE19628752B4 (de) | 1996-07-17 | 2004-09-09 | Gustav Klauke Gmbh & Co | Preßzange |
EP1112149B1 (de) * | 1998-09-07 | 2003-11-12 | KNIPEX-WERK C. Gustav Putsch KG | Einhandbetätigbare, sich selbst zustellende zange |
US8590352B2 (en) * | 2011-11-23 | 2013-11-26 | Emerson Electric Co. | Integral inspection gauge for manual crimping tool |
DE102015106562A1 (de) | 2014-12-17 | 2016-06-23 | Gustav Klauke Gmbh | Presszange, sowie Zahnrad mit Verzahnungszähnen |
-
2018
- 2018-05-17 DE DE102018111873.2A patent/DE102018111873A1/de active Pending
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2019
- 2019-05-03 EP EP19722845.5A patent/EP3794689B1/de active Active
- 2019-05-03 US US17/056,063 patent/US11404839B2/en active Active
- 2019-05-03 WO PCT/EP2019/061377 patent/WO2019219407A1/de active Application Filing
- 2019-05-03 CN CN201980043697.1A patent/CN112352357B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
DE102018111873A1 (de) | 2019-11-21 |
CN112352357A (zh) | 2021-02-09 |
CN112352357B (zh) | 2023-02-21 |
WO2019219407A1 (de) | 2019-11-21 |
US11404839B2 (en) | 2022-08-02 |
US20210296837A1 (en) | 2021-09-23 |
EP3794689B1 (de) | 2022-11-09 |
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