CN207954073U - Perforating plier - Google Patents

Abstract

The utility model discloses a kind of perforating pliers, it includes binding clip, two handles being hinged, the side of binding clip is equipped with lateral U-shaped opening, the bottom of U-shaped opening has through-hole, perforating needle is installed in through-hole, resetting spring is arranged on perforating needle, the top of U-shaped opening has top cap corresponding with perforating needle, the perforating needle further includes curved connecting rod, binding clip includes the body part of upper end and the curved tail portion of lower end, curved connecting rod is arranged in a crossed manner with curved tail portion and is hinged in the first hinge joint, and the top of curved connecting rod is located at the bottom of perforating needle, two handles are hinged on top in the second hinge joint, the lower end of curved connecting rod is hinged on the position being located on one of handle below the second hinge joint, the lower end of curved tail portion is hinged on the position being located on another handle below the second hinge joint.The perforating plier is more light when using, and is applicable in grip smaller and uses, and the depth of U-shaped opening is deeper, convenient for apart from slab edge remotely trepanning.

Description

Perforating plier

Technical field

The utility model is related to punch device technical fields, more particularly to a kind of perforating plier.

Background technology

Perforating plier is the specific purpose tool for being punched for the various flat-form materials such as iron sheet, plastic plate, with perforating needle, When punching, pressing handle is held, perforating needle is made to pass through flat-form material, it is dynamic to complete punching by perforating needle impact flat-form material Make, use is very convenient.

Currently, existing perforating plier is mainly designed both for the larger male worker of grip, construction is not laborsaving enough, and Resetting spring elastic force is larger, needs to complete to punch compared with great strength, causes perforating plier to be not suitable for grip smaller and uses, especially It is to be not suitable for female employee to use, the average grip of man is in 480N or so, and the average grip of woman is in 320N Left and right, male can be relatively lighter when using existing perforating plier, but women use is more painstaking.

In addition, in order to mitigate the weight of perforating plier, and perforating plier is made to seem that structure is relatively simple, the pincers of existing perforating plier Head is universal more small and exquisite, and width causes its jaw shallower in 20mm or so, is unsuitable at the position apart from the edge of plate farther out Punching, so there is limitation in the position of punching.

Utility model content

For the utility model mainly solving the technical problems that providing a kind of perforating plier, solution uses perforating plier in the prior art When need larger grip the technical issues of.

In order to solve the above technical problems, the technical solution adopted in the utility model is：

A kind of perforating plier, including binding clip, two handles being hinged are provided, the side of the binding clip is equipped with lateral U-shaped The bottom of opening, the U-shaped opening has through-hole, is equipped with perforating needle in the through-hole, resetting spring is arranged on the perforating needle, should The top of U-shaped opening has top cap corresponding with the perforating needle, has cavity plate corresponding at the top of the perforating needle in the top cap, also Including curved connecting rod, which includes the body part of upper end and the curved tail portion of lower end, which hands over the curved tail portion Fork is arranged and is hinged in the first hinge joint, and the top of the curved connecting rod is located at the bottom of the perforating needle, two handles It is hinged in the second hinge joint on top, the lower end of the curved connecting rod is hinged on one of them handle that be located at this second hinged The position of point lower section, the lower end of the curved tail portion are hinged on the position being located on another handle below second hinge joint.

Preferably, which is channel-shaped comprising both sides plate portion and base plate, and the both sides plate portion is along the top of the base plate End extends to form forward hinged ear mount.

Preferably, the body part of the binding clip is plate, and material hole is gone in its front and back two sides equipped with multiple, this goes to the edge in material hole Form floor.

Preferably, the side of the front end of the curved connecting rod is equipped with the limit of the rotational angle for limiting the curved tail portion Block.

Preferably, the depth of the U-shaped opening is 35-45mm.

Preferably, which is the dual spring being set-located.

Preferably, the front end of the curved connecting rod is hinged with the pushing block for pushing the perforating needle to move up.

Preferably, the material returned buckle of channel-shaped is arranged with outside the pushing block, material returned buckle is hinged on together with the pushing block The front end of the curved connecting rod.

Preferably, the spacing card for limiting slab edge into depth in the U-shaped opening is equipped in the U-shaped opening.

Preferably, it is equipped with limit screw hole positioned at the posterior lateral of the U-shaped opening on the binding clip, is screwed into the limit screw hole Stop screw, the length of the stop screw are more than the length of the limit screw hole.

The utility model has the beneficial effects that：

（1）Whole lighter, when punching, is relatively labor-saving.The utility model perforating plier is equipped with curved connecting rod, the curved connecting rod It is equivalent to lever, it is more laborsaving in extrusion handle, it is suitble to grip smaller to use.

（2）Adjustable range of the perforating needle punched hole at a distance from slab edge is larger.Due to U-shaped opening depth compared with It is deep, so punched hole can be apart from the edge of plate relatively far away from.

（3）By the way that dual spring and material returned buckle is arranged, it is easier to return after making the complete hole of punching stylus printer.Dual spring can produce Raw larger restoring force, and material returned buckle can drive perforating needle to reset, and perforating needle is avoided to be stuck in plate.

Description of the drawings

Fig. 1 is the front view of the utility model perforating plier embodiment 1；

Fig. 2 is the structural schematic diagram of binding clip in the utility model perforating plier embodiment 1；

Fig. 3 is the stereogram of handle in the utility model perforating plier embodiment 2；

Fig. 4 is the left view of handle in the utility model perforating plier embodiment 2；

Fig. 5 is the location diagram of curved connecting rod in the utility model perforating plier embodiment 3, pushing block and material returned buckle；

Fig. 6 is the structural schematic diagram of spacing card in the utility model perforating plier embodiment 4；

Fig. 7 is assembling schematic diagram of the spacing card in U-shaped opening in the utility model perforating plier embodiment 4；

Fig. 8 is the structural schematic diagram of curved connecting rod in the utility model perforating plier embodiment 5；

Fig. 9 is the location diagram of binding clip and stop screw in the utility model perforating plier embodiment 6.

Each label is illustrated as in figure：Binding clip 11, U-shaped opening 111, through-hole 112, perforating needle 113, resetting spring 114, top cap 115, top drilling 116, body part 117, curved tail portion 118, the first hinge joint 119, the second hinge joint 1110, third hinge joint 1111, the 4th hinge joint 1112, go material hole 1113, limit screw hole 1114, stop screw 1115, handle 12, side plate 121, bottom Plate portion 122, hingedly ear mount 123, pushing block 131, material returned buckle 132, limited block 133, spacing card 14, are consolidated curved connecting rod 13 Determine portion 141, limiting section 142, hole slot 143, screw 144.

Specific implementation mode

Below in conjunction with the accompanying drawings, each embodiment of the utility model is described in detail.

It should be noted that for each device in specification, such as nothing is especially emphasized, then is that this field is zero conventional Part.

Embodiment 1

It please refers to Fig.1 and Fig. 2.

As shown in Figure 1, the perforating plier that the utility model embodiment provides includes 11, two handles being hinged of binding clip 12, two handles 12 are squeezed for being punched to iron sheet, plastic plate etc..

As shown in Fig. 2, binding clip 11 includes the curved tail portion 118 of the body part 117 and lower end of upper end, in the ontology of binding clip 11 117 left side of portion is equipped with lateral U-shaped opening 111, and the edge for preparing the plank of punching stretches into U-shaped opening 111, in U-shaped opening 111 bottom has through-hole 112, and perforating needle 113 is equipped in through-hole 112, and perforating needle 113 has needle stand, syringe needle and bottom cap, needle Head top surface be inclined surface in order to punch, resetting spring 114, the outer diameter of the bottom cap of perforating needle 113 are arranged on perforating needle 113 More than the outer diameter of resetting spring 114, then perforating needle 113 passes through through-hole 112 from bottom to top, has at the top of U-shaped opening 111 Top cap 115 corresponding with perforating needle 113 has cavity plate corresponding at the top of perforating needle, and the cavity plate of top cap 115 in top cap 115 Place's perforation, is provided with the perforative top drilling 116 for installing top cap 115, in this way, perforating needle exists at the top of U-shaped opening 111 The plate removed on plank can pass through cavity plate and be fallen across top drilling 116.

Further, please continue to refer to Fig. 1, which further includes curved connecting rod 13, curved connecting rod 13 and curved tail portion 118 is arranged in a crossed manner and be hinged in the first hinge joint 119, and the top of curved connecting rod 13 connects with the bottom cap of perforating needle 113 It touches, two handles 12 are hinged on top in the second hinge joint 1110, and the lower end of curved connecting rod 13 and the handle 12 on the right are hinged In third hinge joint 1111, and third hinge joint 1111 is located at the position of 1110 lower section of the second hinge joint on the handle 12 on right side, The lower end of the curved tail portion 118 of binding clip 11 and the handle 12 in left side are articulated with the 4th hinge joint 1112, and the 4th hinge joint 1112 The position of 1110 lower section of the second hinge joint on the handle 12 in left side.

In punching, when squeezing two handles 12, curved connecting rod 13 is equivalent to a lever, and its rear end is pressed downwards Pressure, front end is lifted up, and to drive perforating needle 113 to move up, the top of perforating needle 13 is to being placed into U-shaped opening 111 Plate is cut, and punching is completed, since curved connecting rod 13 is equivalent to a lever, and between the hinge joint of its end and fulcrum Distance be more than the distance between hinge joint and fulcrum of its front end, so relatively labor-saving, and so that between two handles 12 Distance is unlikely to too big, and the people for being suitble to hand-type smaller uses.

Further, the body part 117 of binding clip 11 is plate, and material hole 1113 is gone in its front and back two sides equipped with multiple, at this In embodiment, it is groove-like to go to material hole 1113, in other embodiments, goes to material hole 1113 that can also open up as through the logical of binding clip Hole.The edge in material hole 1113 is gone to form floor, to enhance the intensity of binding clip 11.

The depth L of U-shaped opening 111 is 40mm, in this way, the edge of plate can be placed at depth in U-shaped opening 111 is The position of 40mm can ensure to punch apart from the position of slab edge relatively far away from.

In the present embodiment, resetting spring is single spring, and in other embodiments, resetting spring can also be to be arranged Dual spring together, the dual spring are set on perforating needle.

Embodiment 2

Please refer to Fig. 3 and Fig. 4.Compared with Example 1, the handle 12 of perforating plier provided in this embodiment is channel-shaped, packet Both sides plate portion 121 and base plate 122 are included, and both sides plate portion 121 extends to form forward hinged ear mount along the top of base plate 122 123, being hinged tool in ear mount 123, there are two hinge joints, wherein and a top hinge joint is used to be hinged with another handle, A hinge joint on the lower is used to be hinged with the bottom of curved connecting rod, and the material of the handle 112 is aluminium alloy.It sets handle to Channel-shaped and use aluminum alloy material, be conducive to the weight for mitigating the perforating plier, keep perforating plier lighter.

Embodiment 3

Please refer to Fig. 5.

Compared with Example 1, the front end of the curved connecting rod 13 of perforating plier provided in this embodiment is hinged with beats for pushing The pushing block 131 that hole needle moves up is arranged with the material returned buckle 132 of channel-shaped, before curved connecting rod 13 outside pushing block 131 End is provided with ear mount, and the material returned is buckled in the ear mount for the front end that 132 are hinged on curved connecting rod 13 with pushing block 131 together, installed When perforating needle, 132 top of material returned buckle buckles 132 with the hole that perforating needle passes through is made, by the bottom cap setting of perforating needle in the material returned In, perforating needle is after punching, and under the action of the restoring force of resetting spring, material returned buckle 132 drives perforating needle to reset, and prevents Perforating needle is stuck in plate.

Embodiment 4

Please refer to Fig. 6 and Fig. 7.

Compared with Example 1, perforating plier provided in this embodiment further includes the spacing card 14 being arranged in U-shaped opening, Spacing card 14 includes perpendicular fixed part for limiting the depth that slab edge enters in U-shaped opening 111, spacing card 14 141 and limiting section 142, hole slot 143 is equipped in positioning region 141, screw hole is equipped at the rear of the U-shaped opening of binding clip, by passing through Spacing card 14 is fixed on binding clip by the screw 144 of screw hole and hole slot 143, and hole slot 143 is moved left and right along screw 144, can be with Change position of the limiting section 142 in hole slot 143.

Embodiment 5

Please refer to Fig. 8.

Compared with Example 1, the side of the front end of the curved connecting rod 13 of perforating plier provided in this embodiment is equipped with for limiting The limited block 133 of the rotational angle of koji-making shape tail portion.Due to hinged between the curved tail portion and curved connecting rod of binding clip, curved tail portion It can mutually be rotated between curved connecting rod, the limited block 133 of setting can make between curved tail portion and curved connecting rod certain Rotation, prevents two handles from freely opening larger angle in angular range.

Embodiment 6

Please refer to Fig. 9.

Compared with Example 1, the posterior lateral of U-shaped opening 111 is located on the binding clip 11 of perforating plier provided in this embodiment Equipped with limit screw hole 1114, stop screw 1115 is screwed into limiting screw hole 1114, the length of stop screw 1115 is more than limit The length of screw hole 1114 by the way that stop screw 1115 to be screwed into from right end in limit screw hole 1114, and makes stop screw 1115 Front end is located in U-shaped opening 111 so that the depth that stop screw 1115 can enter plate in U-shaped opening 111 plays limitation Effect.

The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every Equivalent structure transformation made based on the specification and figures of the utility model, it is relevant to be applied directly or indirectly in other Technical field is included in the scope of patent protection of the utility model.

Claims (10)

1. the side of a kind of perforating plier, including binding clip, two handles being hinged, the binding clip is equipped with lateral U-shaped opening, The bottom of the U-shaped opening has through-hole, is equipped with perforating needle in the through-hole, resetting spring is arranged on the perforating needle, The top of the U-shaped opening has top cap corresponding with the perforating needle, and it is right with perforating needle top to have in the top cap The cavity plate answered, which is characterized in that further include curved connecting rod,

The binding clip includes the body part of upper end and the curved tail portion of lower end, and the curved connecting rod intersects with the curved tail portion to be set It sets and is hinged in the first hinge joint, and the top of the curved connecting rod is located at the bottom of the perforating needle,

Two handles are hinged on top in the second hinge joint, and the lower end of the curved connecting rod is hinged on described in one of them It is located at the position below second hinge joint on handle, it is upper that the lower end of the curved tail portion is hinged on another described handle Position below second hinge joint.

2. perforating plier according to claim 1, which is characterized in that the handle is channel-shaped comprising both sides plate portion and bottom Plate portion, and the both sides plate portion extends to form forward hinged ear mount along the top of the base plate.

3. perforating plier according to claim 1, which is characterized in that the body part of the binding clip be plate, and its front and back two Face goes to material hole, the edge for going to material hole to form floor equipped with multiple.

4. perforating plier according to claim 1, which is characterized in that the side of the front end of the curved connecting rod is equipped with for limiting Make the limited block of the rotational angle of the curved tail portion.

5. perforating plier according to claim 1, which is characterized in that the depth of the U-shaped opening is 35-45mm.

6. perforating plier according to claim 1, which is characterized in that the resetting spring is the dual spring being set-located.

7. perforating plier according to claim 1, which is characterized in that the front end of the curved connecting rod is hinged with for pushing State the pushing block that perforating needle moves up.

8. perforating plier according to claim 7, which is characterized in that the material returned buckle of channel-shaped is arranged with outside the pushing block, The material returned buckle is hinged on the front end of the curved connecting rod with the pushing block together.

9. perforating plier according to claim 1, which is characterized in that be equipped in the U-shaped opening for limiting slab edge The spacing card of depth in into the U-shaped opening.

10. perforating plier according to claim 1, which is characterized in that horizontal positioned at the rear side of the U-shaped opening on the binding clip To equipped with limit screw hole, stop screw is screwed into the limit screw hole, the length of the stop screw is more than the limit spiral shell The length in hole.