CN202129386U - Coil pliers - Google Patents

Abstract

A pair of wire winding pliers comprises a left pliers body and a right pliers body which are pivoted with each other and are arranged in a staggered manner, and a driving mechanism is arranged at the handle part of one of the pliers bodies. The driving mechanism is provided with a driving rod which can movably penetrate through a pipe, and the driving rod is provided with a positive spiral groove and a reverse spiral groove which are staggered; the two shaft sleeves are sleeved on the driving rod, the inner walls of the two shaft sleeves are respectively provided with a convex rib matched with the forward and reverse spiral grooves, and each shaft sleeve is further provided with at least one clamping groove; the two pressing plates are respectively provided with a protruding end extending into the clamping groove of the corresponding shaft sleeve, the two pressing plates are controlled by a switching piece, so that one pressing plate tilts, the protruding end of the pressing plate is separated from the clamping groove of the corresponding shaft sleeve, and the protruding end of the other pressing plate is maintained in the clamping groove of the corresponding shaft sleeve. In this way, the metal wire engaged with the jaw portion of the forceps body can be controlled to be wound in the forward direction or to be unwound in the reverse direction.

Description

Coil pliers

technical field

The utility model relates to metal wire application equipment, and more specifically refers to a wire reel that can switch forward and reverse directions.

Background technique

As the saying goes: If a worker wants to do a good job, he must first sharpen his tools. Using appropriate tools can produce twice the result with half the effort. Under the request of an operation that needs to fold the metal wire in half first, or to wind two elongated metal wires mutually, the known method is to use the jaws of the clamp to bite the metal wire, and then to rotate the clamp. The method of implementation is to achieve the purpose of winding the metal wire.

However, the above-mentioned method is not only difficult to apply, but also time-consuming and labor-intensive. In addition, in each rotation process, if the operator's hand does not press the clamp firmly, it may cause the jaws of the jaws to fail to bite the metal wire, resulting in metal The possibility that the line is loose relative to the clamp requires reapplying, or the clamp slips from the applicator's hand, which brings unsafety. In addition, when the coiled state of the metal wire must be released, the applicator operates the clamp in the reverse direction and also has the aforementioned disadvantages.

Utility model content

The purpose of the utility model is to provide a wire winding pliers, which has the effect of quickly winding the metal wire, and can control the winding of the metal wire in a forward direction or in a reverse direction.

In order to achieve the above purpose, the coiler provided by the utility model includes a left pliers body and a right pliers body which are axially connected together, each pliers body has a pliers jaw and a pliers handle; and a driving mechanism, which has: a A tube fixed on the handle of one of the pliers, and an open groove is provided on the seat tube; a driving rod is movably installed in the seat tube, and a forward spiral groove is provided on the driving rod With a reverse spiral groove; two sleeves are sleeved on the drive rod, one of which has a positive rotation convex rib on the inner wall to cooperate with the forward spiral groove of the drive rod, and the other sleeve inner wall has a reverse The swirling convex rib is matched with the reverse spiral groove of the drive rod; several ratchets are arranged around the periphery of each bushing, and a slot is formed between adjacent ratchets; two pressure plates are accommodated in the opening of the seat tube In the groove, the front end of each pressure plate is a protruding end extending to the slot of the corresponding shaft sleeve; a sleeve is sleeved outside the seat tube and restricts the two pressure plates in the open groove. The sleeve has a long shaped opening; and a switching piece with a movable plate located between the sleeve and the two pressure plates, and a guide block protruding from the elongated opening outside the sleeve, the switching piece also has two contact pins connected to the movable Below the plate, the bottom end of the contact pin contacts the corresponding pressure plate.

Wherein, the seat tube of the driving mechanism includes a long tube and a short tube, the long tube is fixed on the handle of the pliers body, the short tube is connected to the end of the long tube, and the short tube has the open groove.

Wherein, the two ends of the open groove of the short pipe are respectively connected to the lower cut groove with a step portion; the rear end of each pressing plate has two lugs straddling the step portion of the lower cut groove; Moving between the two positions, when the switching member is in one of the aforementioned positions, one of the contact feet of the switching member is against a protruding end of the pressure plate, and the other contact foot is against the rear end of the other pressure plate and causes the pressure plate to tilt, Make the protruding end of the raised pressure plate disengage from the slot of the corresponding shaft sleeve.

Wherein, the driving mechanism has a spring sheathed on the driving rod, and the driving rod has a head for abutting against one end of the spring, and abutting against the seat tube at the other end of the spring.

Composed of the above structure, the utility model does have the effect of quickly winding the metal wire, and can control the metal wire to be wound forward or reversely unwound.

Description of drawings

Fig. 1 is a three-dimensional exploded view of a preferred embodiment of the present invention.

Fig. 2 is a three-dimensional assembled view of the above-mentioned preferred embodiment of the utility model.

Fig. 3 is similar to Fig. 2, showing that the metal wire is subjected to forward winding manipulation.

Fig. 4 is a side view, revealing the short tube of the present invention.

FIG. 5 is a cross-sectional view showing that the switching member of the present invention is located at the first position.

FIG. 6 is a cross-sectional view showing that the switch member of the present invention is located at the second position.

Explanation of main component symbols in the attached drawings:

100 coiling pliers; 10 left pliers body; 12 pliers jaw; 14 pliers handle; 16 fixed seat; 20 right pliers body; 22 pliers jaw; 24 pliers handle; 30 drive mechanism; 31 drive rod; 312 reverse spiral groove; 313 head; 314 thread segment; 32 spring; 33, 34 bushing; 331, 341 ratchet; Seat tube; 351 long tube; 352 short tube; 352a screw hole; 353 open groove; 354 lower groove; 354a step; 36, 37 pressure plate; 361, 371 protruding end; ; 39 switching pieces; 391 movable plate; 392 push block; 393,394 contact pin;

Detailed ways

In order to illustrate the utility model more clearly, a preferred embodiment is given and detailed description is as follows in conjunction with the accompanying drawings.

FIG. 1 to FIG. 5 show a wire winding pliers 100 according to a preferred embodiment of the present invention, which includes a left pliers body 10 , a right pliers body 20 and a driving mechanism 30 . The left pliers body 10 and the right pliers body 20 are pivotally connected to each other. Each pliers body has a jaw 12, 22 and a pliers handle 14, 24. In addition, in this embodiment, the inner surface of the pliers handle 14 of the left pliers body 10 Also connected with a fixed seat 16; and the driving mechanism 30 has a driving rod 31, a spring 32, two axle sleeves 33,34, a tube 35, two pressing plates 36,37, a sleeve 38, a switch 39, An end cover 40 and a knob 41, wherein:

The body of the driving rod 31 is provided with a forward helical groove 311 and a reverse helical groove 312 staggered;

The spring 32 is sheathed on the driving rod 31 , and one end abuts against the head 313 .

The two shaft sleeves 33 , 34 respectively have a head, and a plurality of ratchets 331 , 341 are arranged around the periphery of each head, and a slot 332 , 342 is formed between adjacent ratchets. The two shaft sleeves 33, 34 are sheathed on the driving rod 31 with their heads facing each other, wherein, the inner wall of the shaft sleeve 33 is provided with a positive rotation rib 333 to cooperate with the forward spiral groove 311 of the driving rod 31, and the shaft sleeve 34 An anti-rotation rib 343 is provided on the inner wall to cooperate with the anti-rotation spiral groove 312 of the driving rod 31 .

The seat tube 35 is formed by docking a long tube 351 and a short tube 352, wherein the long tube 351 is fixed on the fixing seat 16 of the left pliers body 10, and its axis extends through the occlusal center of the two jaws 12, 22; One end of the short tube 352 is connected to the end of the long tube 351, and the other end has a screw hole 352a; as shown in FIG. The undercut 354 of the first step portion 354a. Figure 5 further reveals that the assembled driving rod 31 passes through the long tube 351 and the short tube 352, the other end of the spring 32 is against one end surface of the short tube 352, and the two sleeves 33, 34 are facing the open groove 353.

The two pressure plates 36, 37 are accommodated in the open groove 353 of the seat tube 35, and the front end of each pressure plate is a protruding end 361, 371 extending to the corresponding slot 332, 342 of the sleeve 33, 34; the rear end of each pressure plate There are two lugs 362 , 372 straddling the corresponding step portion 354 a of the lower slot 354 .

The sleeve 38 is sleeved on the outside of the short tube 352 of the seat tube 35 and constrains the two pressing plates 36 , 37 in the open groove 353 . The sleeve has an elongated opening 381 .

The switching member 39 has a movable plate 391 located between the sleeve 38 and the two pressure plates 36, 37, and a guide block 392 protrudes from the elongated opening 381 outside the sleeve 38. The guide block 392 is provided for the user to Fingers are used to move the switching member 39 between a first position P1 shown in FIG. 5 and a second position P2 shown in FIG. 6 . The switching member 39 also has two contact pins 393 , 394 connected under the movable plate 391 , and the bottom ends of each contact pin 393 , 394 contact the corresponding pressing plates 36 , 37 . In FIG. 5 , the contact pin 393 of the switching member 39 at the first position P1 is against the protruding end 361 of the pressure plate 36, so that the protruding end 361 remains in the slot 332, which causes the sleeve 33 to be unable to rotate; At this time, the other contact pin 394 is against the rear end of the pressure plate 37 and causes the pressure plate 37 to tilt, and the protruding end 371 of the tilted pressure plate 37 breaks away from the draw-in groove 342 of the shaft sleeve 34. This situation will cause the shaft sleeve 34 to be Rotatable. Relatively, when the switching member 39 is located at the second position P2 shown in FIG. 6 , the situation is opposite to that of FIG. 5 .

The end cover 40 has a through hole 401 for the threaded section 314 of the driving rod 31 to pass through, and the end cover 40 has an external threaded section 402 locked into the screw hole 352 a of the short tube 352 . The purpose of setting the end cap 40 is that after the spring 32 releases the compressed stored energy, the spring 32 can push the head 313 of the driving rod 31 to cause the driving rod 31 to extend into the seat tube 35 .

The grip button 41 has a screw hole 411 for the threaded section 314 of the driving rod 31 to be locked into. The grip button 41 is convenient for the user to grip the driving rod 31 with fingers.

The above is the structural description of the utility model cord winding pliers 100 . When in use, the metal wire 200 is first clamped with the jaws 12, 22 of the wire winding pliers 100 (refer to FIG. 2 ). Next, in the state shown in FIG. 5 , only need to hold the grip button 41 with one finger and pull it out to make the wire reel 100 revolve, and cause the metal wire 200 to rotate regularly, as shown in FIG. 3 . The coiling state shown in order to meet the requirements of the operation. On the contrary, when the user wants to untangle the metal wire, he also clamps the metal wire with the jaws 12 and 22, and then moves the switching member 39 to the state shown in FIG. The purpose of reverse unwinding can be achieved.

The above description is only the preferred feasible embodiment of the utility model, and any equivalent structure and manufacturing method changes made by applying the specification of the utility model and the scope of the patent application should be included in the scope of the claims of the utility model.

Claims (4)

1. spiral pincers is characterized in that, include:

One left caliper and a right caliper body are coupling together each other, and each caliper has a pincers jaw and a pincers handle;

One driving rotation mechanism has:

A pipe is fixedly arranged on the pincers handle of a caliper wherein, and the seat pipe is provided with an opening groove;

One drive rod is arranged in this pipe movably, and drive rod is provided with a staggered transport screw groove and a reverse acting spiral groove;

Two axle sleeves are sheathed on this drive rod, and wherein a sleeve lining is provided with a positive rotation direction fin and cooperates with the transport screw groove of this drive rod, and another sleeve lining is provided with a derotation and cooperates with the reverse acting spiral groove of this drive rod to fin; Each axle sleeve periphery also is equipped with several ratchets, and be a draw-in groove between the adjacent ratchet;

Two pressing plates are located in the opening groove of this pipe, and each pressing plate front end is the draw-in groove that a jag extends to corresponding axle sleeve;

One sleeve is set in this pipe outside, and this two pressing plate is limited in this opening groove, and this sleeve has an elongated opening; And

One switch piece has a portable plate between this sleeve and this two pressing plate, and one lead pushing block and protrude in the sleeve outside from this elongated opening, and this switch piece has two haptic elements in addition and is connected in the portable plate below, the corresponding pressing plate of haptic element bottom contact.

2. spiral pincers as claimed in claim 1 is characterized in that, wherein the seat pipe of this driving rotation mechanism comprises a long tube and a short tube, and this long tube is fixedly arranged on the pincers handle of caliper, and this short tube is connected in the long tube end, and short tube has this opening groove.

3. spiral pincers as claimed in claim 2 is characterized in that wherein the opening groove two ends of this short tube connect the following grooving with single order portion respectively; Each pressing back-end has two lugs and is cross-placed on down in the rank portion of grooving; This switch piece can move between a primary importance and a second place; When switch piece is positioned at one of aforementioned location; A wherein haptic element of switch piece is butted on the jag of this pressing plate; Another haptic element then is butted on the rear end of another pressing plate and causes the pressing plate perk, makes the jag of pressing plate of perk break away from the draw-in groove of corresponding axle sleeve.

4. spiral as claimed in claim 1 pincers is characterized in that, wherein this driving rotation mechanism has a spring housing and is located at drive rod, and drive rod has a head and supplies this spring one end butt, and the spring other end then is connected on this pipe.

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