CN201227802Y - Hand-hold pliers body structure for mechanical coupling - Google Patents

Abstract

A plier body structure used for coupling hand-held machines, which belongs to the technical field of hardware tools, comprises a first handlebar, a second handlebar, a molding mechanism, an ejecting element, a female die driving mechanism, a pull rod and an elastic element, wherein a plier head with a plier head groove is formed at the upper part of the first handlebar; the second handlebar is hinged with the first handlebar; the molding mechanism which is formed by fitting a male die and a female die is arranged on the plier head; the ejecting element is rotationally arranged at one end of the upper part of the second handlebar; the female die driving mechanism is moveably arranged in the plier head groove; the pull rod is used for driving the operation of a link mechanism, one end of which is coupled with the link mechanism, and the other end thereof is coupled with the second handlebar; and the elastic element which is used for ensuring the reposition of the female die is arranged in the plier head groove and is in contact with the female die. The plier body structure has the advantages that the raw material and the auxiliary material are saved; the green construction can be embodied; not only the construction cost is saved, but also the working performance is improved; and the reliability of the connection is ensured.

Description

Hand-held machine connects the caliper structure of usefulness

Technical field

The utility model belongs to the hardware ﹠ tools technical field, is specifically related to the caliper structure that a kind of hand-held machine connects usefulness.

Background technology

Decorate in the engineering at building decoration, lightgage steel joist is widely used, to realize organic connection in order making between the lightgage steel joist, to adopt the aluminium rivet of loosing core to take out usually to connect firmly knot or connect, even also adopt welding or other similar mode to connect with tapping screw or special-purpose clamping piece.Above-mentioned traditional mechanical connecting mode has the following disadvantages: the one, when using loose core aluminium rivet or self-tapping screw to implement mechanical connection between with lightgage steel joist, except adopting electric drill holes in advance, also to use loose core aluminium rivet or self-tapping screw as securing member, thereby cause that the operation field noise is big, the consumption of securing member is big and be subjected to the Power Supplies Condition restriction of operation field, because if non-transformer, can't construct so, and if power supply is arranged, then also can consume electric energy; The 2nd, when using special-purpose clamping piece to connect, except consuming clamping piece, also can cause efficiency of construction low, intensity can not get due guarantee; The 3rd, when with the connection between two parts of welding manner enforcement, not only there is the waste of scolder, but also can seriously undermines parts, thereby make the difficult quality guarantee of connection.

Through applicant's long-term observation and discovery, for the thickness that the comprises top mentioned light steel dragon frame iron sheet below 0.5mm usually, stainless steel, no matter the operating type that self connects or interconnect between the sheet metal adopts above-mentioned any one mode all to exist energy consumption big inevitably, noise is big, work efficiency is low, waste of material is serious, the disadvantage of the poor reliability of cost height and connection, and, be contrary to the environmental protection construction requirement that China Ministry of Construction carries out, be stranded for above-mentioned operating type can produce building decoration and decorate rubbish, as produce metal fillings when holing, use the aluminium rivet of loosing core can produce discarded aluminium rivet bar.Therefore, be necessary to be improved, technical scheme described below is based on producing under this background.

Summary of the invention

Task of the present utility model be to provide a kind of do not need by electric energy, when construction noiseless do not have rubbish and produce and embody green construction, efficiency of construction height, need not to use auxiliary material or securing member and can guarantee to connect the caliper structure that reliable hand-held machine connects usefulness.

Task of the present utility model is finished like this, and a kind of hand-held machine connects the caliper structure of usefulness, and it comprises one first-hand, and this top of first-hand constitutes the binding clip with a binding clip groove; One second-hand's handle, with first-hand being connected; One mold mechanism that is fitted in by the male and female mould is configured on the described binding clip; One is used to order about the head part of described male model to the direction motion of master mold, is arranged on described second-hand rotationally an end on top; One is used to order about the master mold driving mechanism of described master mold to the direction motion of male model, movably is arranged in the described binding clip groove; One is used to order about the pull bar of described master mold driving mechanism action, and an end of this pull bar and master mold driving mechanism connect, and the other end is bound up on described second-hand last; One is used to the elastic component that ensures that described master mold resets, is located in the described binding clip groove, and contacts with described master mold.

In a specific embodiment of the present utility model, the below of described binding clip and an inclined to one side side offer the male model hole, and described male model is located in the male model hole and along the male model hole and moves up and down; Offer a guide runner on one of them cell wall in a pair of cell wall of described binding clip groove, described master mold can be slided up or down and fit on the guide runner.

In another specific embodiment of the present utility model, described guide runner is a swallow tail shaped slot.

Go back in the specific embodiment of the present utility model, described second-hand's handle constitutes a pair of articulated jib with the end that first-hand handle is hinged, constitute hinge cavity between a pair of articulated jib, described first-hand handle be inserted in the hinge cavity with the second-hand hinged, and, end at a pair of articulated jib respectively is formed with a presser feet and a head part pivot pin, and head part pivot pin is corresponding to the below of presser feet, described head part rotatably hub setting on a pair of head part pivot pin; The corresponding both sides of the lower end of the male model of described mold mechanism respectively constitute a milling flat, and constitute limiting block in the bottom of milling flat prominent, described a pair of milling flat respectively with the contacts side surfaces that corresponds to each other of described a pair of presser feet, and described limiting block is prominent corresponding with the bottom surface of a pair of presser feet, constitutes drift in the upper end of male model; The lower end of the master mold of described mold mechanism offers the drift chamber, and described drift matches with the drift chamber.

In another specific embodiment of the present utility model, a side of described master mold has extended one and has led prominently, leading and prominent matching with described guide runner, and, described lead to dash forward lead prominent for swallow-tail form.

In another specific embodiment of the present utility model, described head part is a roller.

More of the present utility model and in specific embodiment, described master mold driving mechanism comprises first, second connecting rod, the middle part of first connecting rod is hubbed on the nearly middle part of a pair of cell wall of binding clip groove by first bearing pin, one end of first connecting rod is corresponding to the top of described master mold, the other end of first connecting rod is corresponding with an end of described second connecting rod, the second bearing pin hub setting is passed through on a pair of cell wall of binding clip groove in the middle part of second connecting rod, and a client link of the other end of second connecting rod and described pull bar, and the other end of pull bar is adjusted seat and described second-hand connecting by pull bar.

In of the present utility model and then specific embodiment, offer pull rod slot on the described pull bar adjustment seat, described pull bar passes pull rod slot and is equipped with the adjustment nut.

Again more and in specific embodiment, described elastic component is a spring lower end of this spring is bearing on the spring base in the binding clip groove of the present utility model, and the upper end of spring is bearing on the spring presser feet that is extended on the described male model.

In again of the present utility model and then specific embodiment, constitute lambdoid first inclined-plane on the described drift, and similarly constituting lambdoid second inclined-plane on the chamber wall of the correspondence in described drift chamber, first, second inclined-plane mates with each other.

The advantage of technical scheme disclosed in the utility model:, therefore, need not to use such as the aluminium rivet of loosing core, tapping screw with need not, thereby can save raw and auxiliary material by power supply because two parts that can free-handly operatively will need to connect are implemented mechanical connection; Whole construction course shows as quiet construction and does not produce the rubbish of iron filings and so on, thereby noise-less pollution and rubbish produce and can embody green construction; Be same as and need not to use securing member, therefore both can save construction cost, can improve operating efficiency again; Reasonably mold mechanism can be guaranteed the reliability that connects.

Description of drawings

Fig. 1 is a preferred embodiment structure chart of the present utility model.

Fig. 2 is the utility model is implemented connection to first, second thin plate a connection process schematic diagram.

The specific embodiment

For the auditor that the makes Patent Office especially public can further understand architectural feature of the present utility model and beneficial effect thereof; the spy reaches embodiment in conjunction with the accompanying drawings specific embodiments of the present utility model is described in detail as follows; but the description of embodiment does not constitute the restriction to the technical solution of the utility model, and any type of but not equivalence essence is replaced and all should be considered as disclosed in the utility model and claimed technical scheme scope.

Ask for an interview Fig. 1, provided one first-hand 1, consider the comfortableness of under user mode, holding when pinching, therefore be equipped with nonmetallic first sheath 12 in this first-hand bottom 1, preferred but not material first sheath 12 that is limited to is plastics or nylon or rubber, present embodiment is selected plastics, and also constitutes the first anti-skidding flange 121 on the surface of first sheath 12; First-hand top 1 constitutes binding clip 11, and offers binding clip groove 111 on binding clip 11, and this binding clip groove 111 also can be described as the binding clip chamber; First-hand nearly middle part 1 is connected 2 with the following second-hand that also will be described in detail.Location status with current icon is example (as follows), offers the guide runner 1111 that shape of cross section is preferably swallow-tail form on a cell wall of the rear side of a pair of cell wall of binding clip groove 111, and also constitute a spring base 1112 in binding clip groove 111.The second-hand that shape constitutes 7 fonts on the whole similarly is equipped with second sheath 22 with second anti-skidding bead 221 to 2 bottom, and the mechanism of action is with the description to first sheath 12; The second-hand constitutes a pair of shape structure and the on all four articulated jib 21 of function to 2 upper end, form hinge cavity 211 between a pair of articulated jib 21, first-handly be inserted in 1 in the hinge cavity 211, the second-hand be connected the nearly middle part of 2 a pair of articulated jib 21 with first-hand nearly middle part 1 with second bearing pin 23.End at a pair of articulated jib 21 is that illustrated right-hand member respectively constitutes a presser feet 212 and respectively constitutes a head part pivot pin 213.Be pivoted by the 4th bearing pin 31 on a pair of head part pivot pin 213 head part 3 promptly is set rotationally, preferred head part 3 adopts rollers.Roller is between a pair of head part pivot pin 213 as we can see from the figure, and slightly to lean out the end of head part pivot pin 231.

Please continue to see Fig. 1, provided preferred and be not the mold mechanism 4 that definitely is limited to, this mold mechanism 4 comprises the male and female mould 41,42 that is made into using, male model 41 is set in the male model hole 112 that the below of binding clip 11 and the side that takes over (being illustrated as example) offered, the corresponding both sides of the lower end of male model 41 respectively are processed with a milling shoe plane 411, a pair of milling flat 411 contacts with the corresponding wall of aforesaid a pair of presser feet 212 respectively, that is to say, the distance between a pair of presser feet 212 should be and a pair of milling flat 411 between distance suitable.Also be processed with limiting block in the bottom of a pair of milling flat 411 separately and dash forward 4111, limiting block prominent 4111 is corresponding with the bottom surface of presser feet 212, and is spacing by 212 pairs of limiting blocks of presser feet prominent 4111, exceedingly moves towards master mold 42 directions to avoid male model 41.The upper end of male model 41 constitutes drift 412, and on drift 412, be formed with first inclined-plane 4121 that occurs with people's word state, undoubtedly, the effect that sword is being taken on first inclined-plane 4121 is pierced through at first, second thin plate 8a, the 8b (Fig. 2 shows) of≤0.5mm usually by its thickness that will connect.The back of master mold 42 leads prominent 422 along what the short transverse of master mold 42 extended that a shape of cross section is preferably swallow-tail form, this is led prominent 422 and should match with the already mentioned guide runner 1111 in front, position placed in the middle below master mold 42 is processed with and is used for and the suitable drift chamber 421 of the drift 412 of described male model 41, in the present embodiment, the shape in drift chamber 421 is chosen as the ∧ font, this shape obviously is used for repaying drift 412, and the corresponding wall in drift chamber 421 constitutes second inclined-plane 4211 that matches with first inclined-plane 4121.Extending in the left side at the top of master mold 42 has a spring presser feet 423, by the figure finding, be provided with elastic component 7 on the spring base 112 in binding clip groove 111, the elastic component 7 that present embodiment is recommended is spring, and the lower end of spring is bearing on the spring base 1112, the upper end of spring then is bearing on the lower plane of spring presser feet 423.

Please still see Fig. 1, the master mold driving mechanism of recommending 5 comprises first, second connecting rod 51,52, first connecting rod 51 integral body are arranged in binding clip groove 111, specifically: the middle part of first connecting rod 51 is by a pair of cell wall hub setting of first bearing pin 511 with binding clip groove 111, one end of first connecting rod 51 is the top of illustrated right-hand member corresponding to master mold 42, make master mold 42 descending by the effect of this end, and make master mold 42 up by resetting of elastic component 7, the end that the other end of first connecting rod 51 is illustrated left end with shape is preferably the second connecting rod 52 of ∨ shape is that the top of illustrated right-hand member is corresponding, the middle part of second connecting rod 52 is by a pair of cell wall hub setting of second bearing pin 521 with binding clip groove 111, and the other end of second connecting rod 52 to be illustrated left end offer a pull bar connect apertures 522.The upper end of pull bar 6 bends and passes pull bar connect apertures 522 and limits with split pin 62 and realization and second connecting rod 52 connections again, the lower end of pull bar 6 is adjusted seat 61 by pull bar and is connect 2 with the second-hand, pull bar adjustment seat 61 is fixed on the second-hand on 2, and offer pull rod slot 611 on pull bar adjustment seat 61, the lower end of pull bar 6 is passed pull rod slot 611 backs and is limited by adjusting nut 62.Regulating adjustment nut 62 can make the effect of pull bar 6 apart from change, and then the effect that makes second connecting rod 52 is apart from variation, up to obtaining the suitable power that acts on first connecting rod 51 by second connecting rod 52, make the traverse of 51 pairs of master molds of first connecting rod, 42 effects change to rational degree, the rational degree of being said here depends primarily on the gross thickness (Fig. 2 shows) of first, second thin plate 8a, the 8b that are used to connect.If the rigidity of first, second thin plate 8a, 8b big (comprising material thickness and material), so master mold 42 under stroke big, vice versa, therefore need embody by the fine setting of adjusting nut 62.

Ask for an interview Fig. 2 and in conjunction with Fig. 1.When will be to such as first of two pieces of lightgage steel joists, the second thin plate 8a, when 8b implements to connect, so the jaw 13 on the binding clip 11 of the present utility model is registered to first, the second thin plate 8a, between the 8b, also we can say conversely, make first, the second thin plate 8a, 8b is registered between the jaw 13, the operator with the hands grips first, the second-hand is 1,2, the second-hand is moved 21 direction towards first-hand, this moment by the second-hand the 3 promotion male models 41 of the head part on 2, more particularly move male model 41 in the bottom of withstanding limiting block prominent 4111 by head part 3 towards master mold 42 directions, pull bar adjustment seat 61 moves down along pull bar 6, also promptly be positioned at public affairs up to what the drift 412 by male model 41 cooperated that the drift chamber 421 of master molds 42 will be positioned at jaw 13, master mold 41, between 42 first, the second thin plate 8a, 8b pierces through, continue the actuating second-hand 2 when first-hand direction 1 is moved, the left end of pull bar 6 pulling second connecting rods 52, lift by the right-hand member of second connecting rod 52 left end first connecting rod 51, make the right-hand member compressing master mold 42 of first connecting rod 51, overcome at master mold 42 and make master mold 42 under the active force of elastic component 7 towards male model 41 motions, by lower surface 424 compressing of master mold 42 by drift 412 thorns saturating first, the second thin plate 8a, produce behind the 8b first, the second thin plate 8a, the crimping of 8b, crimping is closely linked, thereby realizes first, the second thin plate 8a, connection between the 8b.Handle the second-hand round about 2, male model 41 moves down, and master mold 42 is up under the effect of elastic component 7, and jaw 13 is withdrawed from from first, second thin plate 8a, 8b, and the rest may be inferred, up to the connection of the tie-point of finishing requirement.As from the foregoing, in the connection process with first, second thin plate 8a, 8b, do not need to use any auxiliary material, noiseless connects reliably, and efficiency of construction can improve more than 3 times than prior art.

Claims (10)

1, a kind of hand-held machine connects the caliper structure of usefulness, it is characterized in that it comprises a first-hand handle (1), and the top of this first-hand handle (1) constitutes the binding clip (11) with a binding clip groove (111); One second-hand is connected (2) with first-hand handle (1); One mold mechanism (4) that is fitted in by male and female mould (41,42) is configured on the described binding clip (11); One is used to order about the head part (3) of described male model (41) to the direction motion of master mold (42), is arranged on described second-hand rotationally an end on (2) top; One is used to order about the master mold driving mechanism (5) of described master mold (42) to the direction motion of male model (41), movably is arranged in the described binding clip groove (111); One is used to order about the pull bar (6) of described master mold driving mechanism (5) action, and end of this pull bar (6) and master mold driving mechanism (5) connect, and the other end is bound up on described second-hand on (2); One is used to the elastic component (7) that ensures that described master mold (42) resets, is located in the described binding clip groove (111), and contacts with described master mold (42).

2, hand-held machine according to claim 1 connects the caliper structure of usefulness, the below and the inclined to one side side that it is characterized in that described binding clip (11) offer male model hole (112), and described male model (41) is located in the male model hole (112) and along male model hole (112) and moves up and down; Offer a guide runner (1111) on one of them cell wall in a pair of cell wall of described binding clip groove (111), described master mold (42) can be slided up or down and fit on the guide runner (1111).

3, hand-held machine according to claim 2 connects the caliper structure of usefulness, it is characterized in that described guide runner (1111) is a swallow tail shaped slot.

4, hand-held machine according to claim 1 connects the caliper structure of usefulness, it is characterized in that described second-hand constitutes a pair of articulated jib (21) to the end that (2) and first-hand handle (1) are hinged, constitute hinge cavity (211) between a pair of articulated jib (21), described first-hand handle (1) is inserted in the hinge cavity (211) hinged (2) with the second-hand, and, end at a pair of articulated jib (21) respectively is formed with a presser feet (212) and a head part pivot pin (213), head part pivot pin (213) is corresponding to the below of presser feet (212), described head part (3) rotatably hub setting on a pair of head part pivot pin (213); The corresponding both sides of the lower end of the male model (41) of described mold mechanism (4) respectively constitute a milling flat (411), and constitute limiting block prominent (4111) in the bottom of milling flat (411), described a pair of milling flat (411) respectively with the contacts side surfaces that corresponds to each other of described a pair of presser feet (212), and described limiting block prominent (4111) is corresponding with the bottom surface of a pair of presser feet (212), constitutes drift (412) in the upper end of male model (41); The lower end of the master mold (42) of described mold mechanism (4) offers drift chamber (421), and described drift (412) matches with drift chamber (421).

5, hand-held machine according to claim 2 connects the caliper structure of usefulness, a side that it is characterized in that described master mold (42) has extended one and has led prominent (422), lead prominent (422) and match with described guide runner (1111), and, describedly lead prominent (422) and lead prominent for swallow-tail form.

6, according to the caliper structure of claim 1 or 4 described hand-held machines connection usefulness, it is characterized in that described head part (3) is a roller.

7, hand-held machine according to claim 1 connects the caliper structure of usefulness, it is characterized in that described master mold driving mechanism (5) comprises first, second connecting rod (51,52), the middle part of first connecting rod (51) is hubbed on the nearly middle part of a pair of cell wall of binding clip groove (111) by first bearing pin (511), one end of first connecting rod (51) is corresponding to the top of described master mold (42), the other end of first connecting rod (51) is corresponding with an end of described second connecting rod (52), second bearing pin (521) hub setting is passed through on a pair of cell wall of binding clip groove (111) in the middle part of second connecting rod (52), and a client link of the other end of second connecting rod (52) and described pull bar (6), and the other end of pull bar (6) adjusts seat (61) by pull bar and described second-hand connects (2).

8, hand-held machine according to claim 7 connects the caliper structure of usefulness, it is characterized in that offering pull rod slot (611) on the described pull bar adjustment seat (61), and described pull bar (6) passes pull rod slot (611) and is equipped with adjusts nut (62).

9, hand-held machine according to claim 1 connects the caliper structure of usefulness, it is characterized in that described elastic component (7) is a spring, the lower end of this spring is bearing on the interior spring base (1112) of binding clip groove (111), and the upper end of spring is bearing on the spring presser feet (423) that is extended on the described male model (41).

10, hand-held machine according to claim 4 connects the caliper structure of usefulness, it is characterized in that constituting on the described drift (412) lambdoid first inclined-plane (4121), and similarly constituting lambdoid second inclined-plane (4211) on the chamber wall of the correspondence in described drift chamber (421), first, second inclined-plane (4121,4211) mate with each other.

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