CN220475291U - Hand-operated insulating wire cutting device - Google Patents

Abstract

The utility model discloses a hand-operated insulated wire skiving device, which comprises a shell, a hand-operated mechanism and a skiving mechanism; a first end of the side surface of the shell is provided with a wire inlet, and a second end opposite to the first end is provided with a mounting port; the cutting mechanism comprises a clamping jaw sleeve, a plurality of clamping jaws and a clamping knob; the clamping jaw sleeve is sleeved outside the clamping jaws, and sliding grooves corresponding to the clamping jaws are formed in the clamping jaw sleeve; the hand-operated mechanism and the clamping knob are both positioned outside the mounting opening of the shell, and the inner end of the hand-operated mechanism is fixedly connected with the clamping jaw sleeve; the clamping knob is rotatably sleeved on the outer sides of the hand-operated mechanism and the clamping jaw sleeve, and an internal thread is formed on the inner side of the clamping knob; the first end of each clamping jaw is a cutting part, and a convex oblique cutter structure is arranged on the inner side of the cutting part; the second end of each clamping jaw is provided with an external thread, and the external thread of each clamping jaw is matched with the internal thread of the clamping knob; each jaw is inclined inwardly from the second end to the first end.

Description

Hand-operated insulating wire cutting device

Technical Field

The utility model relates to the technical field of wire stripping tools, in particular to a hand-operated insulated wire stripper.

Background

At present, three stripping tools for insulating layers of single-strand insulated wires are available, one is a traditional holding type wire stripper, one is a scissor type wire stripper, and the other is an electrician knife. However, these conventional tools often have the following problems when used: the phenomenon that people are injured and insulating skins splash into eyes due to the fact that insulating layers of wires are removed is frequent; labor is not saved, and the use is very hard; the environment is not protected, the work site is an insulating layer everywhere, the treatment is not easy, and the recovery is not convenient; not only is the middle insulating layer of the electric power wire inconvenient to cut, the specific cutting length of the wire head is not known, but also the wire core of the cutting part or the insulating layer of the non-cutting unit can be damaged from time to time; must be operated with both hands and cannot be liberated.

Therefore, when the traditional wire insulation layer stripping tool is used, the traditional wire insulation layer stripping tool is contrary to the principles of 'safe civilized production' and 'environment-friendly labor-saving work'. It is therefore necessary to design a new hand-operated insulated wire cutter.

Disclosure of Invention

In order to solve the problems in the background art, the utility model adopts the following technical scheme:

a hand-operated insulated conductor skiving device comprises a shell, a hand-operated mechanism and a skiving mechanism;

a first end of the side surface of the shell is provided with a wire inlet, and a second end opposite to the first end is provided with a mounting port;

the cutting mechanism comprises a clamping jaw sleeve, a plurality of clamping jaws and a clamping knob;

the clamping jaw sleeve is sleeved outside the clamping jaws, sliding grooves corresponding to the clamping jaws are formed in the clamping jaw sleeve, the clamping jaw sleeve and the clamping jaw parts are positioned in the shell, and the clamping jaw parts extend out of the mounting opening of the shell;

the hand-operated mechanism and the clamping knob are both positioned outside the mounting opening of the shell, and the inner end of the hand-operated mechanism is fixedly connected with the clamping jaw sleeve, so that a user can drive the clamping jaw sleeve and the clamping jaws to rotate when operating the hand-operated mechanism to rotate;

the clamping knob is rotatably sleeved outside the hand-operated mechanism and the clamping jaw sleeve, and an internal thread is formed on the inner side of the clamping knob;

the first end of each clamping jaw is a cutting part, a convex oblique cutter structure is arranged on the inner side of the cutting part, and the position of the wire inlet corresponds to the center position of the cutting parts of the clamping jaws;

the second end of each clamping jaw is provided with an external thread, and the clamping jaw sleeve is provided with a plurality of openings, so that the external thread of each clamping jaw is matched with the internal thread of the clamping knob;

and the inner sides of the clamping knob and the clamping jaw sleeve are of inclined structures, so that each clamping jaw is inclined inwards from the second end to the first end.

In some embodiments, the hand-operated mechanism comprises a hand-operated part, a connecting rod and a rotating body which are fixed into a whole; the hand shaking part is arranged at the outer end of the connecting rod, the inner end of the connecting rod is fixed at the middle part of the rotating body, and the rotating body is fixedly connected with the clamping jaw sleeve.

In some embodiments, a magnet is further mounted at the bottom end of the housing, and a buffer protection rubber cushion is further arranged at the bottom of the magnet.

In some embodiments, the device further comprises a wire clamping device, wherein the wire clamping device is arranged outside the shell and provided with a wire inlet;

the wire clamping device comprises a back plate, a rotating piece, a plurality of wire clamping pieces, a plurality of springs and a plurality of telescopic rods;

the backboard and the rotating piece are both round, the rotating piece is rotatably arranged on the outer side of the backboard, and through holes are formed in the middle parts of the backboard and the rotating piece and serve as the wire inlet;

the shell is internally provided with a plurality of accommodating holes corresponding to the telescopic rods, each telescopic rod can retract or extend out of the corresponding accommodating hole, and the outer end of each telescopic rod is fixedly connected with the backboard;

the wire clamping pieces and the springs are the same in number and are arranged in the area between the back plate and the rotating piece;

each wire clamping piece is rotatably arranged on the backboard through a rotating shaft, a torsion spring is arranged on each wire clamping piece rotating shaft, and part of each wire clamping piece in the initial state extends out of the wire inlet;

two ends of each spring are respectively fixed on the rotating piece and the corresponding wire clamping piece.

In some embodiments, a wire outlet corresponding to the wire inlet is further formed in the middle of the hand-operated mechanism.

In some embodiments, the device further comprises a storage box which can be arranged in the shell in an opening or closing way, and the storage box is integrally positioned below the clamping jaw sleeve and the clamping jaw when being closed.

In some embodiments, the housing is made of a transparent material and a scale marking is provided on the housing.

In some embodiments, the beveled knife structure front section of each jaw is also provided with a roller.

Compared with the prior art, the utility model has the beneficial effects that:

the hand-operated insulated wire skiving device provided by the utility model has the advantages that wire stripping is completed in the device, the phenomena of hurting people by blades, hurting people by eyes by splashing insulating skin and the like are avoided, the safety is high, and the removed insulating layer is convenient to recover; the hand-operated design is adopted, so that a user can control the work of the device by rotating the hand-operated mechanism by one hand, and the operation is simple; the wire inlet is adaptively clamped by the wire clamping device, so that wires with different diameters can be automatically adapted; for wires extending into the inside, the position where the wire stripping is required is reserved at the inclined knife structure, and the clamping knob is rotated, so that the wires can be clamped in a self-adaptive manner, and then the insulating layer can be subjected to circular cutting through a plurality of inclined knife structures; in addition, the transparent shell with the scale marks is adopted, so that a user can conveniently confirm the length of the extending part of the lead, and the insulation layers are cut off when the insulation layers are cut off; the wire can be stripped from both ends of the insulated wire, and the length of the insulated layer cut as required from the middle part of the wire can be stripped according to the required position and the scale mark line on the shell; the magnet is installed to the device bottom, makes the device can stably place on the metal workstation, and the magnetite bottom still is provided with buffering protection rubber cushion, can adapt to different table surface, more convenient operation.

Drawings

FIG. 1 is a schematic view of a hand-operated insulated wire cutter according to the present utility model;

FIG. 2 is a schematic illustration of the hand-operated insulated wire cutter of FIG. 1 after threading a wire;

FIG. 3 is a schematic diagram of a cutting mechanism and a hand crank mechanism;

FIG. 4 is a schematic view of the clamping jaw mated with the clamping knob;

fig. 5 is an internal schematic view of the wire clamping device.

Reference numerals illustrate: 1. a housing; 2. a hand shaking mechanism; 3. a clamping jaw sleeve; 4. a clamping jaw; 5. a clamping knob; 6. a wire clamping device; 10. a storage box; 11. a wire inlet; 12. a wire outlet; 21. a hand shaking part; 22. a connecting rod; 23. a rotating body; 41. a bevel blade structure; 42. a roller; 61. a back plate; 62. a rotating member; 63. a wire clamping piece; 64. a spring; 65. a telescopic rod.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the following further describes how the present utility model is implemented with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 4, the utility model provides a hand-operated insulated wire dissector, which comprises a shell 1, a hand-operated mechanism 2 and a dissecting mechanism; a first end of the side surface of the shell 1 is provided with a wire inlet 11, and a second end opposite to the first end is provided with a mounting port; the cutting mechanism comprises a clamping jaw sleeve 3, a plurality of clamping jaws 4 and a clamping knob 5; the clamping jaw sleeve 3 is sleeved outside the clamping jaws 4, sliding grooves corresponding to the clamping jaws 4 are formed in the clamping jaw sleeve 3, the clamping jaw sleeve 3 and the clamping jaws 4 are partially positioned in the shell 1, and the clamping jaws partially extend out of the mounting opening of the shell 1; the hand-operated mechanism 2 and the clamping knob 5 are both positioned outside the mounting opening of the shell 1, and the inner end of the hand-operated mechanism 2 is fixedly connected with the clamping jaw sleeve 3, so that a user can drive the clamping jaw sleeve 3 and the clamping jaws 4 to rotate when operating the hand-operated mechanism 2 to rotate; the clamping knob 5 is rotatably sleeved outside the hand crank mechanism 2 and the clamping jaw sleeve 3, and an internal thread is formed on the inner side of the clamping knob 5; the first end of each clamping jaw 4 is a cutting part, a convex oblique cutter structure 41 is arranged on the inner side of the cutting part, and the position of the wire inlet 11 corresponds to the center position of the cutting part of the clamping jaws 4; the second end of each clamping jaw 4 is provided with external threads, and the clamping jaw sleeve 3 is provided with a plurality of openings, so that the external threads of each clamping jaw 4 are matched with the internal threads of the clamping knob 5; and, the clamping knob 5 and the inner side of the jaw case 3 are both inclined structures, so that each jaw 4 is inclined inward from the second end to the first end.

It will be appreciated that the distance between the cut-out portions of the different jaws 4 is initially large to facilitate the insertion of the wire. After the wire stretches into, the user only needs to slightly operate the clamping knob 5 to enable the clamping knob 5 to rotate relative to the clamping jaw sleeve 3, so that the wire can be clamped in a self-adaptive manner, and the principle is as follows: the clamping knob 5 is in threaded fit with the clamping jaw 4, so that the clamping knob 5 can rotate to drive the clamping jaw 4 to move along the corresponding sliding groove, and meanwhile, when the clamping jaw 4 faces outwards along the corresponding sliding groove due to the inclination of the clamping jaw 4 and the sliding groove, the distance between the skiving parts of different clamping jaws 4 can be reduced until a wire can be clamped, so that wires with different diameters can be adapted. And, through oblique sword structure 41, carry out continuous circular cutting to the insulating layer, the wire stripping is effectual.

In addition, in actual operation, the wires with different diameters often only have different diameters of the wire cores, and the thickness of the insulating layer is usually about 0.8 mm. Thus, the bevel blade structure 41 can be sized to fit exactly 0.8mm of insulation; so that the inclined knife structure 41 can only just penetrate through the insulating layer at most when the clamping jaws 4 clamp the wire, and the wire core is not damaged in the subsequent wire stripping process.

Further, the hand crank mechanism 2 includes a hand crank 21, a link 22 and a rotator 23 fixed as one body; the hand shaking part 21 is arranged at the outer end of the connecting rod 22, the inner end of the connecting rod 22 is fixed at the middle part of the rotating body 23, and the rotating body 23 is fixedly connected with the clamping jaw sleeve 3.

When the wire stripping device is used, a user only needs to operate the hand shaking portion 21 to rotate, and the clamping jaw sleeve 3 and the clamping jaws 4 can be driven to integrally rotate, so that the outer insulating layer of the insulated wire is continuously and annularly cut, the device is a labor-saving lever integrally, and the wire stripping device is beneficial to the user to easily remove the insulating layer and conveniently finish wire stripping. It will be appreciated that when the user operates the hand crank 21 to strip the wire, the clamping knob 5 rotates synchronously with the jaw case 3 and the jaw 4 under the action of friction force, but does not rotate relatively.

Preferably, further referring to fig. 5, the hand-operated insulated wire skiving device further comprises a wire clamping device 6, wherein the wire clamping device 6 is arranged at one side of the shell 1, on which a wire inlet 11 is arranged; the wire clamping device 6 comprises a back plate 61, a rotating piece 62, a plurality of wire clamping pieces 63, a plurality of springs 64 and a plurality of telescopic rods 65; the back plate 61 and the rotating piece 62 are circular, the rotating piece 62 is rotatably arranged on the outer side of the back plate 61, and through holes are formed in the middle parts of the back plate 61 and the rotating piece 62 to serve as the wire inlet 11; the shell 1 is also internally provided with a plurality of accommodating holes corresponding to the telescopic rods 65, each telescopic rod 65 can retract or extend out of the corresponding accommodating hole, and the outer end of each telescopic rod 65 is fixedly connected with the back plate 61; the plurality of wire clamping pieces 63 and the plurality of springs 64 are the same in number and are all arranged in the area between the back plate 61 and the rotating member 62; each wire clamping piece 63 is rotatably mounted on the back plate 61 through a rotating shaft, a torsion spring is arranged on the rotating shaft of each wire clamping piece 63, and part of each wire clamping piece 63 in the initial state extends out of the wire inlet 11; both ends of each spring 64 are fixed to the rotary member 62 and the corresponding wire clamping piece 63, respectively.

It can be appreciated that the user can rotate the wire clamping piece 63 by operating the rotating piece 62, so as to be far away from the wire inlet 11, and the wire can conveniently extend into the wire inlet 11; after the wire stretches into the wire inlet 11 to a required position, a user releases the rotating piece 62, and the wire clamping piece 63 moves to the original position under the action of the elasticity of the spring 64 and the torsion spring, so that the wire stretching in the wire clamping piece is self-adaptively clamped, and wires with different diameters can be automatically adapted; for wires extending into the wire stripper, the position to be stripped is stopped at the inclined knife structure 41, and the clamping knob 5 is adjusted, so that the wires can be clamped adaptively; after the wire is stripped and extracted, the wire clamping piece 63 returns to the original position after the wire stripped is extracted.

It will be appreciated that the outer sides of the clamping knob 5 and the rotating member 62 may be provided with the illustrated tooth-like structure, thereby facilitating the user's operation.

Preferably, the middle part of the hand shaking mechanism 2 is also provided with a wire outlet 12 corresponding to the wire inlet 11. It will be appreciated that the middle parts of the clamping jaw sleeve 3, the clamping knob 5 and the like can be provided with corresponding through holes, so that the wires can directly extend out of the wire outlet 12, as shown in fig. 2.

Preferably, the hand-operated insulated wire skiving device further comprises a storage box 10, wherein the storage box 10 is arranged in the shell 1 in an openable or closable manner, and the storage box 10 is integrally arranged below the clamping jaw sleeve 3 and the clamping jaw 4 when closed. When the insulation layer is removed by wire stripping, the insulation layer can automatically fall into the storage box 10, so that all the insulation materials can be recycled, and the environmental pollution and the resource waste are reduced.

Preferably, the housing 1 is made of a transparent material, and scale markings are provided on the housing 1. The transparent shell with the scale marks is adopted, so that a user can conveniently confirm the length of the extending part of the lead, and the insulation layers are cut off when the insulation layers are cut off.

Preferably, the front section of the bevel blade structure 41 of each jaw 4 is also provided with a roller 42. Through setting up the gyro wheel for oblique sword structure 41 is when carrying out the circular cutting, and clamping jaw 4 tip other parts pass through gyro wheel 42 and are connected with the rotation of wire outer end, thereby reduce the resistance when wire stripping, make the user wire stripping more light convenient.

Preferably, the bottom end of the shell 1 can be provided with a magnet, so that the device can be stably placed on a metal workbench, and the operation is more convenient; the bottom of the magnet is also provided with a buffer protection rubber cushion so as to avoid the rupture of the magnet and adapt to various working tables.

In conclusion, the hand-operated insulated wire skiving device provided by the utility model has the advantages that wire stripping is completed in the device, the phenomena of hurting people by blades, hurting people by eyes by splashing insulating skin and the like are avoided, the safety is high, and the removed insulating layer is convenient to recover; the hand-operated design is adopted, so that a user can control the work of the device by rotating the hand-operated mechanism by one hand, and the operation is simple; the wire inlet is adaptively clamped by the wire clamping device, so that wires with different diameters can be automatically adapted; for wires extending into the inside, the position where the wire stripping is required is reserved at the inclined knife structure, and the clamping knob is rotated, so that the wires can be clamped in a self-adaptive manner, and then the insulating layer can be subjected to circular cutting through a plurality of inclined knife structures; in addition, the transparent shell with the scale marks is adopted, so that a user can conveniently confirm the length of the extending part of the lead, and the insulation layers are cut off when the insulation layers are cut off; the wire can be stripped from both ends of the insulated wire, and the length of the insulated layer cut as required from the middle part of the wire can be stripped according to the required position and the scale mark line on the shell; the magnet is installed to the device bottom, makes the device can stably place on the metal workstation, and the magnetite bottom still is provided with buffering protection rubber cushion, can adapt to different table surface, more convenient operation.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims (8)

1. The hand-operated insulated wire skiving device is characterized by comprising a shell (1), a hand-operated mechanism (2) and a skiving mechanism;

a first end of the side surface of the shell (1) is provided with a wire inlet (11), and a second end opposite to the first end is provided with a mounting port;

the cutting mechanism comprises a clamping jaw sleeve (3), a plurality of clamping jaws (4) and a clamping knob (5);

the clamping jaw sleeve (3) is sleeved outside the clamping jaws (4), sliding grooves corresponding to the clamping jaws (4) are formed in the clamping jaw sleeve (3), the clamping jaw sleeve (3) and the clamping jaws (4) are partially positioned inside the shell (1), and the clamping jaws partially extend out of the mounting opening of the shell (1);

the hand-operated mechanism (2) and the clamping knob (5) are both positioned outside the mounting opening of the shell (1), and the inner end of the hand-operated mechanism (2) is fixedly connected with the clamping jaw sleeve (3), so that a user can drive the clamping jaw sleeve (3) and the clamping jaws (4) to rotate when operating the hand-operated mechanism (2);

the clamping knob (5) is rotatably sleeved on the outer sides of the hand crank mechanism (2) and the clamping jaw sleeve (3), and an internal thread is formed on the inner side of the clamping knob (5);

the first end of each clamping jaw (4) is a cutting part, a convex oblique cutter structure (41) is arranged on the inner side of the cutting part, and the position of the wire inlet (11) corresponds to the center position of the cutting parts of the clamping jaws (4);

the second end of each clamping jaw (4) is provided with external threads, and the clamping jaw sleeve (3) is provided with a plurality of openings, so that the external threads of each clamping jaw (4) are matched with the internal threads of the clamping knob (5);

moreover, the inner sides of the clamping knob (5) and the clamping jaw sleeve (3) are of inclined structures, so that each clamping jaw (4) is inclined inwards from the second end to the first end.

2. A hand-operated insulated conductor skiving device according to claim 1, characterized in that the hand-operated mechanism (2) comprises a hand-operated part (21), a connecting rod (22) and a rotating body (23) which are fixed as a whole; the hand shaking part (21) is arranged at the outer end of the connecting rod (22), the inner end of the connecting rod (22) is fixed at the middle part of the rotating body (23), and the rotating body (23) is fixedly connected with the clamping jaw sleeve (3).

3. The hand-operated insulated conductor skiving device according to claim 1, wherein a magnet is further arranged at the bottom end of the housing (1), and a buffering protection rubber cushion is further arranged at the bottom of the magnet.

4. The hand-operated insulated conductor skiving device according to claim 1, further comprising a wire clamping device (6), wherein the wire clamping device (6) is arranged at one side of the shell (1) provided with a wire inlet (11);

the wire clamping device (6) comprises a back plate (61), a rotating piece (62), a plurality of wire clamping pieces (63), a plurality of springs (64) and a plurality of telescopic rods (65);

the backboard (61) and the rotating piece (62) are round, the rotating piece (62) is rotatably arranged on the outer side of the backboard (61), and through holes are formed in the middle parts of the backboard (61) and the rotating piece (62) and serve as the wire inlet (11);

a plurality of accommodating holes corresponding to the telescopic rods (65) are further formed in the shell (1), each telescopic rod (65) can retract or extend out of the corresponding accommodating hole, and the outer end of each telescopic rod (65) is fixedly connected with the back plate (61);

the plurality of wire clamping sheets (63) and the plurality of springs (64) are the same in number and are arranged in the area between the back plate (61) and the rotating piece (62);

each wire clamping piece (63) is rotatably arranged on the back plate (61) through a rotating shaft, a torsion spring is arranged on the rotating shaft of each wire clamping piece (63), and part of each wire clamping piece (63) extends out of the wire inlet (11) in the initial state;

both ends of each spring (64) are respectively fixed on the rotating piece (62) and the corresponding wire clamping piece (63).

5. The hand-operated insulated conductor skiving device according to claim 1, wherein the middle part of the hand-operated mechanism (2) is also provided with a wire outlet (12) corresponding to the wire inlet (11).

6. The hand-operated insulated conductor skiving device according to claim 1, further comprising a storage box (10), wherein the storage box (10) is arranged in the shell (1) in an openable or closable manner, and the storage box (10) is integrally arranged below the clamping jaw sleeve (3) and the clamping jaw (4) when closed.

7. A hand-operated insulated conductor skiving device according to claim 1, characterized in that the housing (1) is made of transparent material and that graduation marks are provided on the housing (1).

8. A hand-operated insulated conductor skiving device according to claim 1, characterized in that the front section of the bevel blade structure (41) of each clamping jaw (4) is further provided with a roller (42).