CN213520648U

CN213520648U - Shearing wire stripping mechanism

Info

Publication number: CN213520648U
Application number: CN202023000682.6U
Authority: CN
Inventors: 刘盼松; 裴梦昭; 周宝龙; 许傲; 王力崇
Original assignee: Hebei Shenke Electric Power Co ltd
Current assignee: Hebei Shenke Electric Power Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-06-22
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to a pencil processing equipment technical field, a shearing wire stripping mechanism is proposed, including wire pay-off unit, and rack-mounted cutting wire stripping unit, wire pay-off unit sets up the one side at cutting wire stripping unit, form the inlet wire end, cutting wire stripping unit includes the blade holder, lower blade holder and cut off actuating mechanism, it removes to cut off actuating mechanism drive upper blade holder and lower blade holder, upper blade holder and lower blade holder have the degree of freedom of removing the interlock, all be provided with cutter and wire stripping sword on upper blade holder and the lower blade holder, the wire is carried and is passed cutter and wire stripping sword by wire pay-off unit, the wire stripping sword sets up the both sides at the cutter, the cutter is scissors form cooperation structure, the height that highly is greater than the wire stripping sword of cutter, be provided with the recess on the wire stripping sword. The problem of current device after cutting off the wire, need be peeled by another mechanism to remove the insulating layer of wire tip, the step is complicated, influences production efficiency is solved.

Description

Shearing wire stripping mechanism

Technical Field

The utility model relates to a pencil processing equipment technical field especially relates to a shearing wire stripping mechanism.

Background

At present, a terminal machine is mainly applied to automatic terminal assembly of wires, when the terminal machine works, a plurality of wires are usually placed on a pay-off rack and are continuously discharged according to the assembly process, the discharged wires are sequentially cut off by a cutter, and further assembly is carried out.

Therefore, at present, a person skilled in the art needs to design a cutting and stripping mechanism, which can strip wires bidirectionally at one time after cutting the wires, thereby simplifying the steps and improving the production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cut wire stripping mechanism has solved among the prior art problem that needs the secondary operation to skin and lead to production efficiency to hang down after the wire is cuted.

The technical scheme of the utility model as follows:

the wire cutting and stripping mechanism comprises a wire feeding unit and a wire cutting and stripping unit arranged on a rack, wherein the wire feeding unit is arranged on one side of the wire cutting and stripping unit to form a wire inlet end, the wire cutting and stripping unit comprises an upper cutter holder, a lower cutter holder and a cutting driving mechanism, the cutting driving mechanism drives the upper cutter holder and the lower cutter holder to move, the upper cutter holder and the lower cutter holder have freedom degree of moving and meshing, a cutter and a wire stripping cutter are arranged on the upper cutter holder and the lower cutter holder, a wire is conveyed by the wire feeding unit and penetrates through the cutter and the wire stripping cutter, the wire stripping cutter is arranged on two sides of the cutter, the cutter is in a scissor-shaped matching structure, the height of the cutter is larger than that of the wire stripping cutter, and a groove is formed in the wire stripping cutter.

As a further technical scheme, when the upper tool apron and the lower tool apron are meshed, a gap formed by buckling a groove on the wire stripping tool is matched with the cross section of the wire core.

As a further technical scheme, a twisting ring is sleeved on the outer side of the cutter and has the freedom degree of movement perpendicular to the conducting wire.

As a further technical scheme, the cutting-off driving mechanism comprises a first pressing cylinder, a second pressing cylinder and a pushing cylinder, wherein the first pressing cylinder is connected and arranged on the upper tool apron and the lower tool apron, the second pressing cylinder is arranged at the output end of the first pressing cylinder, the pushing cylinder is arranged at the output end of the second pressing cylinder, the output end of the first pressing cylinder is arranged on the deviating surface of the upper tool apron and the deviating surface of the lower tool apron, and the output end of the pushing cylinder is connected with the twisting ring.

As a further technical solution, the wire drawing device further comprises a wire drawing unit, wherein the wire drawing unit comprises: the first pneumatic clamp and the second pneumatic clamp are connected with a sliding groove arranged on the rack in a sliding mode and have freedom degrees of movement along the length direction of a lead, and the first pneumatic clamp has translation freedom degrees which penetrate through a clamping opening of the second pneumatic clamp and the wire cutting and stripping unit and extend to a wire inlet end of the wire cutting and stripping unit.

As a further technical scheme, the clamping heads of the second pneumatic clamp are symmetrically arranged L-shaped clamping blocks.

As a further technical scheme, the wire feeding unit comprises a wire support and a clamping clamp, the clamping clamp is arranged at a wire feeding end, and the clamping clamp has the freedom degree of moving along the length direction of a wire.

The utility model discloses a theory of operation and beneficial effect do:

the utility model discloses a wire pay-off unit of shearing wire stripping structure delivers to the wire between the upper and lower blade holder of cutting wire stripping unit, all is provided with cutter and wire stripping sword on the upper and lower blade holder, the wire stripping sword sets up the both sides of cutter, the cutter is scissors form cooperation structure, the height of cutter is greater than the height of wire stripping sword, be provided with the recess on the wire stripping sword, after having solved among the prior art and having cut off the wire, need be skinned by another mechanism to remove the problem of the insulating layer of wire tip, simplified operating procedure.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a top view of the present invention;

FIG. 2 is a front view of the main structure of the present invention;

FIG. 3 is a view of the wire stripping tool for the length direction of the wire of the present invention;

in the figure: 51. the wire stripper comprises a cutter, 52, a wire stripping knife, 53, a first pneumatic clamp, 54, a second pneumatic clamp, 55, a clamping pliers, 56 a twisting ring, 57, a first downward-pressing air cylinder, 58, a second downward-pressing air cylinder and 59 a pushing air cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

Example 1

As shown in fig. 1 to 3, the shearing and stripping mechanism includes a wire feeding unit and a wire cutting and stripping unit mounted on the frame, the wire feeding unit is disposed on one side of the wire cutting and stripping unit to form a wire feeding end, the wire cutting and stripping unit includes an upper blade holder, a lower blade holder and a cutting driving mechanism, the cutting driving mechanism drives the upper blade holder and the lower blade holder to move, the upper blade holder and the lower blade holder have freedom of moving and engaging, both the upper blade holder and the lower blade holder are provided with a cutter 51 and a stripping blade 52, a wire is conveyed by the wire feeding unit and passes through the cutter 51 and the stripping blade 52, the stripping blade 52 is disposed on both sides of the cutter 51, the cutter 51 is in a scissor-like fit structure, the height of the cutter 51 is greater than that of the stripping blade, and a groove is disposed on the stripping blade 52.

In the embodiment, the wire cutting and stripping unit comprises an upper tool apron, a lower tool apron and a cutting driving mechanism, the wire feeding unit feeds the wire between the upper tool apron and the lower tool apron of the wire cutting and stripping unit, the cutting driving mechanism drives the upper tool apron and the lower tool apron to move, the upper tool apron and the lower tool apron have freedom of moving and meshing, the driving mechanism drives the upper tool apron and the lower tool apron to move relatively, when the upper tool apron and the lower tool apron are opened, the lead feeding unit conveys the leads to the wire inlet end of the cutting and stripping unit, then the upper tool apron is occluded with the lower tool apron, the wire is cut and stripped, the wire stripping knives 52 are arranged at the two sides of the cutting knife 51, the wire skin can be stripped in two directions for one time, the secondary stripping is avoided, the production efficiency is improved, the corresponding grooves are arranged on the wire stripping knives 52, the cutter 51 is higher than the stripping knife 52 for cutting the wire sheath, so that the wire is completely cut when the stripping knife 52 acts.

As shown in fig. 1 to 3, when the upper tool apron and the lower tool apron are engaged, the groove on the wire stripping tool 52 is engaged to form a gap matching the cross section of the wire core.

In this embodiment, when the upper tool apron and the lower tool apron are engaged, the grooves on the wire stripping tools 52 on the upper tool apron and the lower tool apron are correspondingly matched to form a gap matching the cross section of the wire core, so as to cut off the wire skin without damaging the wire core, and avoid the problem that the wire is out of work due to the fact that the wire core is cut off or resources are wasted in processing.

As shown in fig. 1 to 3, a twisting ring 56 is sleeved on the outer side of the cutting knife 51, and the twisting ring 56 has a degree of freedom of movement perpendicular to the wire.

In this embodiment, the twisting ring 56 is slidably disposed outside the cutter 51, and after the actions of the cutter 51 and the wire stripping knife 52 are completed, the wire can be pressed and the sheath of the wire can be twisted, so that the stripped sheath of the wire can be conveniently separated.

As shown in fig. 1 to 3, the cutting drive mechanism includes a first push cylinder 57 connected to the upper and lower tool holders, a second push cylinder 58 provided at an output end of the first push cylinder 57, and a pushing cylinder 59 provided at an output end of the second push cylinder 58, wherein the output end of the first push cylinder 57 is provided on a deviating surface of the upper and lower tool holders, and an output end of the pushing cylinder 59 is connected to the twisting ring 56

In this embodiment, the output end of the first downward-pressing cylinder 57 is fixedly connected with the upper and lower tool apron and the second downward-pressing cylinder 58, when the first cylinder 57 is driven in opposite directions, the cutter 51 and the wire stripping cutter 52 are driven to perform a cutting and wire stripping action, and simultaneously the second downward-pressing cylinder 58 is driven to make the pushing and pressing cylinder 59 drive the twisting ring 56 to move downwards to two sides of the wire and leave a small gap, so that the wire is prevented from deviating in the cutting and stripping process, after the cutting and wire stripping are completed, the second downward-pressing cylinder 58 performs secondary driving, so that the twisting ring 56 is in contact with and is pressed against the wire sheath, and then the pushing and pressing cylinder 59 drives the upper twisting block and the lower twisting block to perform reverse movement, and the two sections of the wire sheath which are pressed are stressed to rotate, so that the wire core is driven to be twisted into a twisted shape, thereby preventing the wire core from.

As shown in fig. 1 to 3, the wire drawing device further includes a wire drawing unit including: the first pneumatic clamp 53 and the second pneumatic clamp 54 are connected with a sliding groove arranged on the frame in a sliding mode and have freedom degrees of movement along the length direction of a lead, and the first pneumatic clamp 53 has translation freedom degrees which penetrate through a clamping opening of the second pneumatic clamp 54 and the wire cutting and stripping unit and extend to a wire inlet end of the wire cutting and stripping unit.

In this embodiment, the shearing and stripping mechanism further includes a wire pulling unit, and the wire pulling unit includes: the first pneumatic clamp 53 and the second pneumatic clamp 54 move by means of a sliding groove in the rack, so that the first pneumatic clamp 53 and the second pneumatic clamp 54 have freedom degrees of movement along the length direction of a wire, the first pneumatic clamp 53 has a translation freedom degree which passes through a clamping opening of the second pneumatic clamp 54 and a wire cutting and stripping unit and extends to a wire inlet end of the wire cutting and stripping unit, the first pneumatic clamp 53 pulls the wire to a fixed length, waste caused by influence or overlong influence on use of the wire due to too short length is avoided, the second pneumatic clamp 54 clamps the wire after the first pneumatic clamp 53 finishes fixed-length wire pulling, the stress area of the wire is increased, and the wire is prevented from being broken due to concentrated stress when the cutter 51 and the wire stripping knife 52 act; after the cutter 51 and the wire stripping knife 52 are engaged, the second pneumatic clamp 54 moves for a certain distance along the direction of the wire, and the wire stripping knife 52 strips the cut off wire sheath at equal intervals, so that the phenomenon that the wire core is exploded in the subsequent production and use process after the wire sheath is completely stripped is avoided.

As shown in fig. 1-3, the jaws of the second pneumatic clamp 54 are symmetrically arranged "L" shaped clamp blocks.

In this embodiment, the chucks of the second pneumatic clamp 54 are symmetrically arranged L-shaped clamping blocks, and are driven to compress the wires, and when the L-shaped clamping blocks are opened, the middle gap is large, so that the first pneumatic clamp 53 can pass through the L-shaped clamping blocks, collision is avoided, the L-shaped clamping blocks are light in weight and less in material consumption, and production cost is reduced.

As shown in fig. 1 to 3, the wire feeding unit includes a clamping jaw 55, the clamping jaw 55 is provided at the wire feeding end, and the clamping jaw 55 has a degree of freedom to move in the longitudinal direction of the wire.

In this embodiment, the wire feeding unit includes a clamping pincer 55, the clamping pincer 55 is disposed at the wire feeding end, the clamping pincer 55 at the wire feeding end compresses the wire when the wire is pulled to a fixed length by the wire pulling pincer, so as to prevent the wire from being stressed and deflected when the cutting knife 51 and the wire stripping knife 52 act, and the cutting knife 51 and the wire stripping knife 52 complete the operation, the clamping pincer 55 drives the wire to retract along the wire feeding direction, so as to strip the wire skin stripped by the wire stripping knife 52 at the side close to the clamping pincer 55.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The shearing and stripping mechanism comprises a lead feeding unit and a shearing and stripping unit arranged on the frame, the lead feeding unit is arranged on one side of the cutting and stripping unit to form a lead inlet end, the cutting and stripping unit comprises an upper cutter holder, a lower cutter holder and a cutting driving mechanism, the cutting-off driving mechanism drives the upper tool apron and the lower tool apron to move, the upper tool apron and the lower tool apron have freedom of moving and meshing, the upper cutter holder and the lower cutter holder are both provided with a cutter (51) and a stripping cutter (52), the lead is conveyed by the lead feeding unit and passes through the cutter (51) and the stripping cutter (52), characterized in that the wire stripping knife (52) is arranged at two sides of the cutting knife (51), the cutting knife (51) is of a scissors-shaped matching structure, the height of the cutting knife (51) is larger than that of the wire stripping knife, and a groove is formed in the wire stripping knife (52).

2. The shear stripping mechanism of claim 1, wherein the grooves on the stripping blade (52) snap together to form a gap matching the cross-section of the wire core when the upper blade seat and the lower blade seat are engaged.

3. Shear stripping mechanism according to claim 1, characterized in that a twist ring (56) is fitted around the outside of the cutter (51), said twist ring (56) having the freedom to move vertically to the conductor.

4. The shearing and wire stripping mechanism according to claim 3, wherein the cutting driving mechanism comprises a first downward air cylinder (57) connected to the upper and lower tool holders, a second downward air cylinder (58) connected to the output end of the first downward air cylinder (57), and a pushing air cylinder (59) connected to the output end of the second downward air cylinder (58), the output end of the first downward air cylinder (57) is arranged on the surface of the upper and lower tool holders, and the output end of the pushing air cylinder (59) is connected to the twisting ring (56).

5. The shear wire stripping mechanism of claim 1, further comprising a wire pulling unit, the wire pulling unit comprising: the wire stripping device comprises a first pneumatic clamp (53) and a second pneumatic clamp (54), wherein the first pneumatic clamp (53) and the second pneumatic clamp (54) are connected with a sliding groove arranged on a rack in a sliding mode and have freedom degrees of movement along the length direction of a wire, and the first pneumatic clamp (53) has translation freedom degrees which penetrate through a clamping opening of the second pneumatic clamp (54) and a wire cutting and stripping unit and extend to a wire inlet end of the wire cutting and stripping unit.

6. The shear wire stripping mechanism according to claim 5, wherein the jaws of the second pneumatic clamp (54) are symmetrically arranged "L" shaped clamp blocks.

7. The shear stripping mechanism of claim 1, wherein the wire feed unit comprises a wire holder and a clamping jaw (55), the clamping jaw (55) being disposed at the wire feed end, the clamping jaw (55) having freedom to move along the length of the wire.