阅读说明：本技术 一种冲切刀和振动刀组合的裁切装置 (Cutting device of die-cut sword and vibration sword combination ) 是由 杨强中 郭华忠 秦少锋 朱崇静 冼文炯 于 2019-10-12 设计创作，主要内容包括：本发明公开了一种冲切刀和振动刀组合的裁切装置,包括安装座,安装座设有旋转驱动机构,安装座转动连接有刀体固定座；旋转驱动机构的输出轴连接有曲柄传动机构,刀体固定座设有主刀传动机构,主刀传动机构的上端与曲柄传动机构连接,主刀传动机构的下端连接有冲切刀；冲切刀的下端位于刀体固定座的下侧；安装座设有联动轴,旋转驱动机构的输出轴与联动轴之间连接有同步传动机构；联动轴设有偏心传动机构,刀体固定座设有副刀传动机构,副刀传动机构的上端与偏心传动机构连接,副刀传动机构的下端连接有振动刀；本发明旨在提供一种冲切刀和振动刀组合的裁切装置,通过冲切刀和振动刀配合实现连续快速的裁切,防止刀体发生移动或变形。(The invention discloses a cutting device combining a punching cutter and a vibrating cutter, which comprises a mounting seat, wherein the mounting seat is provided with a rotary driving mechanism, and the mounting seat is rotationally connected with a cutter body fixing seat; an output shaft of the rotary driving mechanism is connected with a crank transmission mechanism, a cutter body fixing seat is provided with a main cutter transmission mechanism, the upper end of the main cutter transmission mechanism is connected with the crank transmission mechanism, and the lower end of the main cutter transmission mechanism is connected with a punching cutter; the lower end of the punching cutter is positioned at the lower side of the cutter body fixing seat; the mounting seat is provided with a linkage shaft, and a synchronous transmission mechanism is connected between an output shaft of the rotary driving mechanism and the linkage shaft; the linkage shaft is provided with an eccentric transmission mechanism, the cutter body fixing seat is provided with an auxiliary cutter transmission mechanism, the upper end of the auxiliary cutter transmission mechanism is connected with the eccentric transmission mechanism, and the lower end of the auxiliary cutter transmission mechanism is connected with a vibrating cutter; the invention aims to provide a cutting device combining a punching cutter and a vibrating cutter, which realizes continuous and quick cutting by matching the punching cutter and the vibrating cutter and prevents a cutter body from moving or deforming.)

1. A cutting device combining a punching cutter and a vibrating cutter comprises a mounting seat and is characterized in that the mounting seat is provided with a rotary driving mechanism, and the mounting seat is rotatably connected with a cutter body fixing seat;

an output shaft of the rotary driving mechanism is connected with a crank transmission mechanism, the cutter body fixing seat is provided with a main cutter transmission mechanism, the upper end of the main cutter transmission mechanism is connected with the crank transmission mechanism, and the lower end of the main cutter transmission mechanism is connected with a punching cutter;

the lower end of the punching cutter is positioned at the lower side of the cutter body fixing seat;

the rotary driving mechanism drives the punching cutter to reciprocate in the vertical direction through the crank transmission mechanism and the main cutter transmission mechanism;

the mounting seat is provided with a linkage shaft, and a synchronous transmission mechanism is connected between an output shaft of the rotary driving mechanism and the linkage shaft;

the linkage shaft is provided with an eccentric transmission mechanism, the cutter body fixing seat is provided with an auxiliary cutter transmission mechanism, the upper end of the auxiliary cutter transmission mechanism is connected with the eccentric transmission mechanism, and the lower end of the auxiliary cutter transmission mechanism is connected with a vibrating cutter;

the lower end of the vibrating knife is positioned at the lower side of the knife body fixing seat and is close to the punching knife in parallel;

the rotary driving mechanism drives the vibrating knife to do reciprocating motion in the vertical direction through the synchronous transmission mechanism, the eccentric transmission mechanism and the auxiliary knife transmission mechanism.

2. The cutting device of claim 1, wherein the crank drive mechanism comprises a crank drive wheel, a protruding shaft, a double-ring rod, a connecting seat, a connecting column and a guide component;

the crank driving wheel is sleeved on an output shaft of the rotary driving mechanism, the convex shaft is arranged on the crank driving wheel, the central axis of the convex shaft is parallel to the central axis of the crank driving wheel, and the convex shaft and the crank driving wheel are arranged non-coaxially;

the connecting column is arranged on the connecting seat, the central axis of the connecting column is parallel to the central axis of the output shaft of the rotary driving mechanism, and two ends of the double-ring rod are respectively sleeved on the convex shaft and the connecting column;

the guide assembly is arranged on the mounting seat, the connecting seat is connected with the guide assembly, and the lower end of the connecting seat is connected with the main cutter transmission mechanism.

3. The cutting device of claim 2, wherein the guide assembly comprises an upper fixed seat, a lower fixed seat, a guide rod and a guide sleeve;

go up the fixing base with the fixing base interval sets up down the mount pad, the guide bar connect in go up the fixing base with down between the fixing base, the guide bar is equipped with two, the direction cover is equipped with two and overlaps respectively and establish the guide bar that corresponds, the connecting seat respectively with two the guide sleeve is connected.

4. The cutting device as claimed in claim 2, wherein the connecting seat has a connecting hole formed at a lower end thereof in an axial direction, the main blade transmission mechanism includes a main blade nut, a main blade ring, a connecting rod and a main blade mounting member, the main blade ring is disposed in the connecting hole, an upper end of the connecting rod passes through the main blade ring and is threadedly connected to the main blade nut, and a lower end of the connecting rod is connected to the main blade mounting member.

5. The cutting device with the combination of the punching cutter and the vibrating cutter as claimed in claim 4, wherein the cutter body fixing seat is provided with three main cutter guide holes along the axial direction, and the lower end of the connecting rod is provided with a U-shaped notch along the axial direction;

the main cutter mounting assembly comprises a main cutter holder, a main cutter guide table, a main cutter guide part, a main cutter abdicating hole, a main cutter threaded hole and a main cutter locking screw;

the main cutter holder is arranged in the U-shaped notch, and the upper end of the punching cutter is clamped in the main cutter holder; the main cutter abdicating hole is formed in the main cutter guide table and matched with the lower end of the connecting rod and the punching cutter;

the main sword guide part with main sword direction platform integrated into one piece, the main sword guide part is equipped with threely and is located the main sword guiding hole that corresponds respectively, main sword screw hole is established in the main sword guide part and with the hole of stepping down of main sword switches on, main sword locking screw is equipped with threely, one of them the main sword locking screw passes and pushes up behind the main sword screw hole that corresponds tightly the die-cutting knife, all the other two the main sword locking screw passes and pushes up behind the main sword screw hole that corresponds tightly the lower extreme of connecting rod.

6. The cutting device as claimed in claim 1, wherein the linkage shaft is formed with a linkage wheel, the synchronous transmission mechanism includes a synchronous transmission wheel and a transmission belt, the synchronous transmission wheel is sleeved on the output shaft of the rotary driving mechanism, the crank transmission mechanism is fixedly connected with the synchronous transmission wheel at a position connected with the output shaft of the rotary driving mechanism, and the transmission belt is wound between the synchronous transmission wheel and the linkage wheel.

7. The cutting device as claimed in claim 1, wherein the linkage shaft is formed with an eccentric portion, the eccentric transmission mechanism includes a connecting sleeve, a first bearing and a connecting strip, the connecting sleeve is disposed at the periphery of the eccentric portion, the first bearing is disposed between the eccentric portion and the connecting sleeve, the upper end of the connecting strip is movably connected to the connecting sleeve, and the lower end of the connecting strip is connected to the auxiliary knife transmission mechanism.

8. The cutting device of claim 1, wherein the secondary knife drive mechanism comprises a sleeve, a secondary knife nut, a secondary knife ring sleeve, a connecting pipe, a first guide ring, a first composite sleeve, a guide seat and a secondary knife mounting assembly;

the cutter body fixing seat is internally provided with an installation cavity, and the sleeve is arranged in the installation cavity; the upper end of the sleeve is connected with the eccentric transmission mechanism, and the sleeve is sleeved on the periphery of the main cutter transmission mechanism;

the auxiliary cutter ring sleeve is arranged on the inner wall of the lower end of the sleeve, the upper end of the connecting pipe fitting penetrates through the auxiliary cutter ring sleeve and then is in threaded connection with the auxiliary cutter nut, the lower end of the connecting pipe fitting is connected with the auxiliary cutter mounting assembly, and a abdicating cavity matched with the connecting pipe fitting is arranged in the cutter body fixing seat;

the first guide ring is clamped between the cutter body fixing seat and the connecting pipe fitting, and the first composite sleeve is clamped between the inner wall of the first guide ring and the outer wall of the connecting pipe fitting;

the guide seat is sleeved at the lower end of the connecting pipe fitting, and the cutter body fixing seat is axially provided with a first guide hole matched with the guide seat.

9. The cutting device as claimed in claim 8, wherein the lower end surface of the cutter body holder is provided with an auxiliary cutter relief hole, and the auxiliary cutter mounting assembly includes an auxiliary cutter holder, a relief groove, an auxiliary cutter guide table, a mounting hole, an auxiliary cutter guide portion, an auxiliary cutter screw hole, and an auxiliary cutter locking screw;

the auxiliary cutter guide table is arranged in the auxiliary cutter abdicating hole, and one end of the auxiliary cutter guide table is connected with the lower end of the connecting pipe fitting; the mounting hole is formed in the auxiliary cutter guide table, the auxiliary cutter holder is arranged in the mounting hole, the upper end of the vibrating cutter is clamped in the auxiliary cutter holder, and the lower end of the vibrating cutter extends to the lower side of the cutter body fixing seat;

the abdicating groove is arranged in the auxiliary cutter holder, and the lower end of the punching cutter penetrates through the abdicating groove and extends to the lower side of the cutter body fixing seat;

the shaping of vice sword guide part is in vice sword guide table, vice sword screw hole is established in vice sword guide part, vice sword locking screw passes top tightly behind the vice sword screw hole vibration sword.

10. The cutting device as claimed in claim 8, wherein a rotary bearing is disposed between the cutter body holder and the mounting seat, a second guide ring is disposed between the sleeve and the mounting seat, a guide sleeve is disposed in the second guide ring, and a second composite sleeve is disposed between the guide sleeve and an outer wall of the sleeve.

Technical Field

The invention relates to the field of cloth cutting equipment, in particular to a cutting device combining a punching cutter and a vibrating cutter.

Background

Cutting cloth adopts the vibration sword up-and-down motion on the existing market generally, cuts the cloth, when cutting multilayer cloth, because the resistance of multilayer cloth is great, at the in-process that cuts, makes the vibration sword take place to warp easily, and the fixed of vibration sword is relatively poor with the direction effect, takes place to remove easily when cutting multilayer material, leads to cutting accuracy and cutting quality to guarantee. Meanwhile, the existing vibrating knife generally adopts a single-knife mode to cut, the cutting precision is poor, and the cutting interval easily causes the situation that the cutting of the cloth is discontinuous, so that the cutting quality of the cloth is influenced.

Disclosure of Invention

The invention aims to provide a cutting device combining a punching cutter and a vibrating cutter, which realizes continuous and quick cutting by matching the punching cutter and the vibrating cutter and prevents a cutter body from moving or deforming.

In order to achieve the purpose, the invention adopts the following technical scheme: a cutting device combining a punching cutter and a vibrating cutter comprises a mounting seat, wherein the mounting seat is provided with a rotary driving mechanism, and the mounting seat is rotatably connected with a cutter body fixing seat; an output shaft of the rotary driving mechanism is connected with a crank transmission mechanism, the cutter body fixing seat is provided with a main cutter transmission mechanism, the upper end of the main cutter transmission mechanism is connected with the crank transmission mechanism, and the lower end of the main cutter transmission mechanism is connected with a punching cutter; the lower end of the punching cutter is positioned at the lower side of the cutter body fixing seat; the rotary driving mechanism drives the punching cutter to reciprocate in the vertical direction through the crank transmission mechanism and the main cutter transmission mechanism; the mounting seat is provided with a linkage shaft, and a synchronous transmission mechanism is connected between an output shaft of the rotary driving mechanism and the linkage shaft; the linkage shaft is provided with an eccentric transmission mechanism, the cutter body fixing seat is provided with an auxiliary cutter transmission mechanism, the upper end of the auxiliary cutter transmission mechanism is connected with the eccentric transmission mechanism, and the lower end of the auxiliary cutter transmission mechanism is connected with a vibrating cutter; the lower end of the vibrating knife is positioned at the lower side of the knife body fixing seat and is close to the punching knife in parallel; the rotary driving mechanism drives the vibrating knife to do reciprocating motion in the vertical direction through the synchronous transmission mechanism, the eccentric transmission mechanism and the auxiliary knife transmission mechanism.

Preferably, the crank transmission mechanism comprises a crank transmission wheel, a convex shaft, a double-ring rod, a connecting seat, a connecting column and a guide assembly; the crank driving wheel is sleeved on an output shaft of the rotary driving mechanism, the convex shaft is arranged on the crank driving wheel, the central axis of the convex shaft is parallel to the central axis of the crank driving wheel, and the convex shaft and the crank driving wheel are arranged non-coaxially; the connecting column is arranged on the connecting seat, the central axis of the connecting column is parallel to the central axis of the output shaft of the rotary driving mechanism, and two ends of the double-ring rod are respectively sleeved on the convex shaft and the connecting column; the guide assembly is arranged on the mounting seat, the connecting seat is connected with the guide assembly, and the lower end of the connecting seat is connected with the main cutter transmission mechanism.

Preferably, the guide assembly comprises an upper fixed seat, a lower fixed seat, a guide rod and a guide sleeve; go up the fixing base with the fixing base interval sets up down the mount pad, the guide bar connect in go up the fixing base with down between the fixing base, the guide bar is equipped with two, the direction cover is equipped with two and overlaps respectively and establish the guide bar that corresponds, the connecting seat respectively with two the guide sleeve is connected.

Preferably, the lower extreme of connecting seat has the connecting hole along axial shaping, main sword drive mechanism includes main sword nut, main sword ring cover, connecting rod and main sword installation component, main sword ring cover sets up in the connecting hole, the upper end of connecting rod passes main sword ring cover and with main sword nut threaded connection, the lower extreme of connecting rod with main sword installation component is connected.

Preferably, the cutter body fixing seat is axially provided with three main cutter guide holes, and the lower end of the connecting rod is axially provided with a U-shaped notch; the main cutter mounting assembly comprises a main cutter holder, a main cutter guide table, a main cutter guide part, a main cutter abdicating hole, a main cutter threaded hole and a main cutter locking screw; the main cutter holder is arranged in the U-shaped notch, and the upper end of the punching cutter is clamped in the main cutter holder; the main cutter abdicating hole is formed in the main cutter guide table and matched with the lower end of the connecting rod and the punching cutter; the main sword guide part with main sword direction platform integrated into one piece, the main sword guide part is equipped with threely and is located the main sword guiding hole that corresponds respectively, main sword screw hole is established in the main sword guide part and with the hole of stepping down of main sword switches on, main sword locking screw is equipped with threely, one of them the main sword locking screw passes and pushes up behind the main sword screw hole that corresponds tightly the die-cutting knife, all the other two the main sword locking screw passes and pushes up behind the main sword screw hole that corresponds tightly the lower extreme of connecting rod.

Preferably, the linkage shaft is formed with a linkage wheel, the synchronous transmission mechanism comprises a synchronous transmission wheel and a transmission belt, the synchronous transmission wheel is sleeved on an output shaft of the rotary driving mechanism, a part of the crank transmission mechanism connected with the output shaft of the rotary driving mechanism is fixedly connected with the synchronous transmission wheel, and the transmission belt is wound between the synchronous transmission wheel and the linkage wheel.

Preferably, the universal driving shaft shaping has eccentric portion, eccentric drive mechanism includes adapter sleeve, first bearing and connecting strip, the adapter sleeve cover is established the periphery of eccentric portion, first bearing clamp is established eccentric portion with between the adapter sleeve, the upper end of connecting strip with adapter sleeve swing joint, the lower extreme of connecting strip with vice sword drive mechanism connects.

Preferably, the auxiliary cutter transmission mechanism comprises a sleeve, an auxiliary cutter nut, an auxiliary cutter ring sleeve, a connecting pipe fitting, a first guide ring, a first composite sleeve, a guide seat and an auxiliary cutter mounting assembly; the cutter body fixing seat is internally provided with an installation cavity, and the sleeve is arranged in the installation cavity; the upper end of the sleeve is connected with the eccentric transmission mechanism, and the sleeve is sleeved on the periphery of the main cutter transmission mechanism; the auxiliary cutter ring sleeve is arranged on the inner wall of the lower end of the sleeve, the upper end of the connecting pipe fitting penetrates through the auxiliary cutter ring sleeve and then is in threaded connection with the auxiliary cutter nut, the lower end of the connecting pipe fitting is connected with the auxiliary cutter mounting assembly, and a abdicating cavity matched with the connecting pipe fitting is arranged in the cutter body fixing seat; the first guide ring is clamped between the cutter body fixing seat and the connecting pipe fitting, and the first composite sleeve is clamped between the inner wall of the first guide ring and the outer wall of the connecting pipe fitting; the guide seat is sleeved at the lower end of the connecting pipe fitting, and the cutter body fixing seat is axially provided with a first guide hole matched with the guide seat.

Preferably, the lower end surface of the cutter body fixing seat is provided with an auxiliary cutter abdicating hole, and the auxiliary cutter mounting assembly comprises an auxiliary cutter holder, an abdicating groove, an auxiliary cutter guide table, a mounting hole, an auxiliary cutter guide part, an auxiliary cutter screw hole and an auxiliary cutter locking screw; the auxiliary cutter guide table is arranged in the auxiliary cutter abdicating hole, and one end of the auxiliary cutter guide table is connected with the lower end of the connecting pipe fitting; the mounting hole is formed in the auxiliary cutter guide table, the auxiliary cutter holder is arranged in the mounting hole, the upper end of the vibrating cutter is clamped in the auxiliary cutter holder, and the lower end of the vibrating cutter extends to the lower side of the cutter body fixing seat; the abdicating groove is arranged in the auxiliary cutter holder, and the lower end of the punching cutter penetrates through the abdicating groove and extends to the lower side of the cutter body fixing seat; the shaping of vice sword guide part is in vice sword guide table, vice sword screw hole is established in vice sword guide part, vice sword locking screw passes top tightly behind the vice sword screw hole vibration sword.

Preferably, a rotating bearing is arranged between the cutter body fixing seat and the mounting seat, a second guide ring is arranged between the sleeve and the mounting seat, a guide sleeve is arranged in the second guide ring, and a second composite sleeve is arranged between the guide sleeve and the outer wall of the sleeve.

By adopting the structure, the crank transmission mechanism is matched with the main cutter transmission mechanism to realize the up-and-down reciprocating motion of the punching cutter, so that the cutting of multilayer cloth is realized, the crank transmission mechanism and the main cutter transmission mechanism have good guiding effect, the punching cutter is prevented from moving, and the punching cutter can be prevented from deforming in the cutting process; simultaneously, the synchronous transmission mechanism, the eccentric transmission mechanism and the auxiliary knife transmission mechanism are matched to realize the up-and-down reciprocating motion of the vibrating knife, so that the auxiliary cutting of the multilayer cloth is realized, the eccentric transmission mechanism and the auxiliary knife transmission mechanism also have good guiding effect, and the vibrating knife can be prevented from moving. Through the cooperation of the punching cutter and the vibrating cutter, the condition of discontinuous cloth cutting is prevented from being generated, and meanwhile, the cutting precision and the cutting quality of the device can be ensured.

Drawings

The drawings are further illustrative of the invention and the content of the drawings does not constitute any limitation of the invention.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is a schematic perspective view of the synchronous drive and the eccentric drive of the present invention;

FIG. 5 is a schematic view, partly in section, of the present invention;

FIG. 6 is a partial enlarged view at B in FIG. 5;

FIG. 7 is an enlarged view of a portion of FIG. 5 at C;

FIG. 8 is a schematic perspective view of the crank drive of the present invention;

FIG. 9 is a perspective view of the secondary knife drive mechanism of the present invention;

FIG. 10 is a perspective view of the main blade mounting assembly of the present invention;

FIG. 11 is a schematic view of a portion of the construction of the secondary knife drive mechanism of the present invention;

FIG. 12 is a schematic perspective view of a linkage shaft according to the present invention.

Wherein: the cutter comprises a mounting seat 1, a rotary driving mechanism 2, a cutter body fixing seat 3, a main cutter guide hole 3a and an auxiliary cutter abdicating hole 3 b;

the crank transmission mechanism 4, a crank transmission wheel 4a, a convex shaft 4b, a double-ring rod 4c, a connecting seat 4d, a connecting column 4e, a guide component 4f, an upper fixed seat 4g, a lower fixed seat 4h, a guide rod 4i, a guide sleeve 4j and a connecting hole 4 k;

the main cutter mounting device comprises a main cutter transmission mechanism 5, a main cutter nut 5a, a main cutter ring sleeve 5b, a connecting rod 5c, a main cutter mounting component 5d, a main cutter holder 5e, a main cutter guide table 5f, a main cutter abdicating hole 5g and a main cutter threaded hole 5 h;

a punching knife 6;

a linkage shaft 7, a linkage wheel 7a and an eccentric part 7 b;

a synchronous transmission mechanism 8, a synchronous transmission wheel 8a and a transmission belt 8 b;

the eccentric transmission mechanism 9, a connecting sleeve 9a and a connecting strip 9 b;

the auxiliary tool comprises an auxiliary tool transmission mechanism 10, a sleeve 10a, an auxiliary tool nut 10b, an auxiliary tool ring sleeve 10c, a connecting pipe 10d, a first guide ring 10e, a first composite sleeve 10f, a guide seat 10g, an auxiliary tool mounting component 10h, an auxiliary tool holder 10i, an auxiliary tool guide table 10j and an auxiliary tool screw hole 10 k;

the vibration knife 11, the rotating bearing 12, the second guide ring 13, the guide sleeve 14 and the second composite sleeve 15.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1 to 12, the cutting device with a punching knife and a vibrating knife combination according to the present embodiment includes a mounting base 1, the mounting base 1 is provided with a rotation driving mechanism 2, and the mounting base 1 is rotatably connected to a knife body fixing base 3.

The output shaft of the rotary driving mechanism 2 is connected with a crank transmission mechanism 4, the cutter body fixing seat 3 is provided with a main cutter transmission mechanism 5, the upper end of the main cutter transmission mechanism 5 is connected with the crank transmission mechanism 4, and the lower end of the main cutter transmission mechanism 5 is connected with a punching cutter 6.

The lower end of the punching cutter 6 is positioned at the lower side of the cutter body fixing seat 3.

The rotary driving mechanism 2 drives the punching knife 6 to do reciprocating motion in the vertical direction through the crank transmission mechanism 4 and the main knife transmission mechanism 5.

The mounting base 1 is provided with a linkage shaft 7, and a synchronous transmission mechanism 8 is connected between an output shaft of the rotary driving mechanism 2 and the linkage shaft 7.

The universal joint shaft 7 is provided with an eccentric transmission mechanism 9, the cutter body fixing seat 3 is provided with an auxiliary cutter transmission mechanism 10, the upper end of the auxiliary cutter transmission mechanism 10 is connected with the eccentric transmission mechanism 9, and the lower end of the auxiliary cutter transmission mechanism 10 is connected with a vibrating cutter 11.

The lower end of the vibrating knife 11 is positioned at the lower side of the knife body fixing seat 3 and is close to the punching knife 6 in parallel.

The rotary driving mechanism 2 drives the vibrating knife 11 to do reciprocating motion in the vertical direction through the synchronous transmission mechanism 8, the eccentric transmission mechanism 9 and the auxiliary knife transmission mechanism 10.

With this structure, the eccentricity of the crank gear 4 is 15 to 25 times the eccentricity of the eccentric gear 9. Preferably, the ratio of the eccentricity of the crank gear 4 to the eccentricity of the eccentric gear 9 is 41: 2. the rotary driving mechanism 2 is a motor.

The punching cutter 6 is driven by the rotary driving mechanism 2, the crank transmission mechanism 4 and the main cutter transmission mechanism 5 to do reciprocating motion in the vertical direction, and cuts the cloth. The cutter body fixing seat 3 provides a guiding function for the main cutter transmission mechanism 5 and the punching cutter 6, and the punching cutter 6 can move along the vertical direction. Crank drive mechanism 4's eccentric volume is great, can drive die-cutting knife 6 and carry out the reciprocating motion of great stroke, conveniently cuts the multilayer cloth, and cutting speed piece is efficient, at cutting process non-deformable, is difficult for taking place to remove when cutting multilayer cloth.

The vibrating knife 11 is driven by the rotary driving mechanism 2, the synchronous transmission mechanism 8, the eccentric transmission mechanism 9 and the auxiliary knife transmission mechanism 10 to do reciprocating motion in the vertical direction, and cuts cloth. The cutter body fixing seat 3 provides a guiding effect for the auxiliary cutter transmission mechanism 10 and the vibrating cutter 11, and the vibrating cutter 11 can move along the vertical direction. The eccentric amount of the eccentric transmission mechanism 9 is small, the vibration knife 11 is driven to vibrate with a small stroke, the cutting precision and frequency are high, in the cutting process of the punching knife 6, the vibration knife 11 plays a role in assisting cutting, the cutting gap is prevented from occurring, and the cutting precision and the cutting quality are guaranteed.

When the punching cutter cuts multilayer cloth, the output shaft of the rotary driving mechanism 2 rotates for a circle, the punching cutter 6 reciprocates up and down once, the vibrating cutter 11 reciprocates up and down for multiple times along with the difference of the eccentric amount of the crank transmission mechanism 4 as the eccentric amount of the eccentric transmission mechanism 9, and the ratio of the eccentric amount of the crank transmission mechanism 4 to the eccentric amount of the eccentric transmission mechanism 9 is 41: 2, the vibrating blade 11 reciprocates up and down four times. The working stroke of the vibrating knife 11 is 1mm, the working stroke of the punching knife 6 is 2mm, when the punching knife works, the cutting depth of the punching knife 6 is about 1mm to the upper surface of the base plate, the bottom layer 1mm is cut by the vibrating knife 11, and the vibrating knife 11 cuts cloth on the upper layer at the same time to supplement the knife.

Referring to fig. 1, 3, 5 and 8, preferably, the crank driving mechanism 4 includes a crank driving wheel 4a, a protruding shaft 4b, a double-ring rod 4c, a connecting seat 4d, a connecting column 4e and a guiding component 4 f.

The crank drive wheel 4a is sleeved on an output shaft of the rotary drive mechanism 2, the convex shaft 4b is arranged on the crank drive wheel 4a, the central axis of the convex shaft 4b is parallel to the central axis of the crank drive wheel 4a, and the convex shaft 4b and the crank drive wheel 4a are not coaxially arranged.

The connecting column 4e is arranged on the connecting seat 4d, the central axis of the connecting column 4e is parallel to the central axis of the output shaft of the rotary driving mechanism 2, and two ends of the double-ring rod 4c are respectively sleeved on the convex shaft 4b and the connecting column 4 e.

The guide assembly 4f is arranged on the mounting seat 1, the connecting seat 4d is connected with the guide assembly 4f, and the lower end of the connecting seat 4d is connected with the main cutter transmission mechanism 5.

By adopting the structure, when the output shaft of the rotary driving mechanism 2 rotates, the crank driving wheel 4a is driven to rotate, the convex shaft 4b is matched with the double-ring rod 4c to carry out crank motion, and therefore the connecting seat 4d is driven to move back and forth along the length direction of the guide component 4 f. Adopt crank connecting rod structure can make die-cut sword 6 do the reciprocating motion of great stroke in vertical direction, can carry out cutting of multilayer cloth, cut effectually, efficient. Every time the output shaft of the rotary driving mechanism 2 rotates for a circle, the convex shaft 4b drives the guide component 4f to do up-and-down reciprocating motion once. Connecting bearings are arranged between the double-ring rod 4c and the protruding shaft 4b and between the double-ring rod 4c and the connecting column 4 e.

Referring to fig. 6 and 8, preferably, the guide assembly 4f includes an upper fixing seat 4g, a lower fixing seat 4h, a guide rod 4i and a guide sleeve 4 j.

Go up fixing base 4g with fixing base 4h interval sets up down mount pad 1, guide bar 4i connect in go up fixing base 4g with between the fixing base 4h down, guide bar 4i is equipped with two, uide bushing 4j is equipped with two and overlaps respectively and establish corresponding guide bar 4i, connecting seat 4d respectively with two uide bushing 4j is connected.

Adopt this kind of structure, cooperate through uide bushing 4j and guide bar 4i, establish connecting seat 4d activity cover on guide bar 4i, under crank drive mechanism 4 drives, connecting seat 4d slides from top to bottom along the length direction of guide bar 4i, and then drives main sword drive mechanism 5 and slides from top to bottom, has good guide effect, can guarantee that die-cutting knife 6 is the up-and-down cutting motion along vertical direction, can not take place to deflect.

Referring to fig. 3, 5, 6, and 8 to 10, preferably, a connecting hole 4k is formed at the lower end of the connecting seat 4d along the axial direction, the main blade transmission mechanism 5 includes a main blade nut 5a, a main blade ring sleeve 5b, a connecting rod 5c, and a main blade mounting assembly 5d, the main blade ring sleeve 5b is disposed in the connecting hole 4k, the upper end of the connecting rod 5c passes through the main blade ring sleeve 5b and is in threaded connection with the main blade nut 5a, and the lower end of the connecting rod 5c is connected with the main blade mounting assembly 5 d.

With this structure, the main cutter ring sleeve 5b is disposed in the connecting hole 4k of the connecting base 4d, and the connecting rod 5c is connected to the main cutter ring sleeve 5b through the main cutter nut 5a, so that the connecting rod 5c can rotate in the axial direction. For convenient processing and installation, the connecting rod 5c includes an upper connecting pipe, a middle connecting pipe and a lower connecting pipe which are connected according to the order from top to bottom.

When the cutter body fixing seat 3 rotates, the connecting rod 5c, the main cutter mounting component 5d and the punching cutter 6 rotate along with the cutter body fixing seat 3, relative sliding is generated between the main cutter ring sleeve 5b and the connecting rod 5c, and the axial rotation capacity is provided for the connecting rod 5c, the main cutter mounting component 5d and the punching cutter 6. When the cutting angle of the punching knife 6 is adjusted through the knife body fixing seat 3, the stable transmission of the crank transmission mechanism 4 and the punching knife 6 can be kept, so that the punching knife 6 has a good and stable cutting effect, and the knife body fixing seat 3 and the punching knife 6 do not need to be stopped to be adjusted.

Referring to fig. 8 and 10, preferably, the cutter body fixing seat 3 is provided with three main cutter guide holes 3a along the axial direction, and the lower end of the connecting rod 5c is provided with a U-shaped notch along the axial direction.

The main cutter mounting assembly 5d comprises a main cutter holder 5e, a main cutter guide table 5f, a main cutter guide part, a main cutter abdicating hole 5g, a main cutter threaded hole 5h and a main cutter locking screw.

The main cutter holder 5e is arranged in the U-shaped notch, and the upper end of the punching cutter 6 is clamped in the main cutter holder 5 e; the main cutter abdicating hole 5g is formed in the main cutter guide table 5f and is matched with the lower end of the connecting rod 5c and the punching cutter 6.

The main sword guide part with main sword guide table 5f integrated into one piece, the main sword guide part is equipped with three and is located the main sword guiding hole 3a that corresponds respectively, main sword screw hole 5h is established in the main sword guide part and with main sword abdication hole 5g switches on, main sword locking screw is equipped with threely, one of them the top is tight after main sword locking screw passes corresponding main sword screw hole 5h die-cutting sword 6, all the other two the top is tight after main sword locking screw passes corresponding main sword screw hole 5h connecting rod 5 c's lower extreme.

With this configuration, the number of the main-blade guide holes 3a is preferably, but not limited to, three, and the main-blade guide holes 3a and the main-blade guide portion cooperate to provide a good guide function. The main cutter relief hole 5g provides a relief function for the punching cutter 6. One group of main cutter threaded holes 5h are matched with the main cutter locking screws to tightly push the punching cutter 6, and the main cutter holder 5e plays a role in fixing the punching cutter 6 and is matched with the main cutter locking screws to tightly clamp the punching cutter 6. The other two groups of main cutter threaded holes 5h positioned at two sides are matched with the main cutter locking screws to tightly push the lower end of the connecting rod 5c, so that the locking and fixing effects are achieved.

Referring to fig. 4, 8, 9 and 12, it is preferable that a linkage wheel 7a is formed on the linkage shaft 7, the synchronous transmission mechanism 8 includes a synchronous transmission wheel 8a and a transmission belt 8b, the synchronous transmission wheel 8a is sleeved on an output shaft of the rotary driving mechanism 2, a portion of the crank transmission mechanism 4 connected to the output shaft of the rotary driving mechanism 2 is fixedly connected to the synchronous transmission wheel 8a, and the transmission belt 8b is wound between the synchronous transmission wheel 8a and the linkage wheel 7 a.

By adopting the structure, the linkage wheel 7a, the synchronous driving wheel 8a and the transmission belt 8b are matched, and the synchronous driving wheel 8a is driven by the rotary driving mechanism 2 to rotate, so that the linkage wheel 7a and the linkage shaft 7 are driven to rotate by the transmission belt 8 b.

And two ends of the linkage shaft 7 are connected with the mounting seat 1 through linkage bearings. The synchronous transmission wheel 8a is fixedly connected with the crank transmission mechanism 4, in particular the synchronous transmission wheel 8a is fixedly connected with the crank transmission wheel 4a, so that the synchronous transmission wheel 8a and the crank transmission wheel 4a can be ensured to have the same rotating speed.

Referring to fig. 4, 5, 9 and 12, preferably, the linkage shaft 7 is formed with an eccentric portion 7b, the eccentric transmission mechanism 9 includes a connection sleeve 9a, a first bearing and a connection strip 9b, the connection sleeve 9a is sleeved on the periphery of the eccentric portion 7b, the first bearing is clamped between the eccentric portion 7b and the connection sleeve 9a, the upper end of the connection strip 9b is movably connected with the connection sleeve 9a, and the lower end of the connection strip 9b is connected with the auxiliary knife transmission mechanism 10.

By adopting the structure, the connecting sleeve 9a is matched with the connecting strip 9b, the connecting sleeve 9a eccentrically moves along with the rotation of the eccentric part 7b, the connecting strip 9b is movably connected with the connecting sleeve 9a, the eccentric action of the connecting sleeve 9a can be released, and only the auxiliary knife transmission mechanism 10 is driven to vertically slide.

Referring to fig. 3 to 5, 7 and 9 to 11, preferably, the auxiliary knife transmission mechanism 10 includes a sleeve 10a, an auxiliary knife nut 10b, an auxiliary knife ring sleeve 10c, a connecting pipe 10d, a first guide ring 10e, a first composite sleeve 10f, a guide seat 10g and an auxiliary knife mounting assembly 10 h.

An installation cavity is arranged in the cutter body fixing seat 3, and the sleeve 10a is arranged in the installation cavity; the upper end of the sleeve 10a is connected with the eccentric transmission mechanism 9, and the sleeve 10a is sleeved on the periphery of the main cutter transmission mechanism 5.

The auxiliary cutter ring sleeve 10c is arranged on the inner wall of the lower end of the sleeve 10a, the upper end of the connecting pipe 10d penetrates through the auxiliary cutter ring sleeve 10c and then is in threaded connection with the auxiliary cutter nut 10b, the lower end of the connecting pipe 10d is connected with the auxiliary cutter mounting assembly 10h, and a abdicating cavity matched with the connecting pipe 10d is arranged in the cutter body fixing seat 3.

The first guide ring 10e is clamped between the cutter body fixing seat 3 and the connecting pipe fitting 10d, and the first composite sleeve 10f is clamped between the inner wall of the first guide ring 10e and the outer wall of the connecting pipe fitting 10 d.

The guide seat 10g is sleeved at the lower end of the connecting pipe fitting 10d, and the cutter body fixing seat 3 is axially provided with a first guide hole matched with the guide seat 10 g.

With the structure, the upper end of the sleeve 10a is formed with a connecting block, and the upper end of the sleeve 10a is connected with the connecting strip 9b of the eccentric transmission mechanism 9 through the connecting block. The sleeve 10a is installed in the installation cavity, and when the eccentric transmission mechanism 9 drives the sleeve 10a to move up and down, the connecting pipe fitting 10d and the first composite sleeve 10f slide relatively, so that the connecting pipe fitting 10d can slide up and down. The pipe sleeve 10a includes an upper pipe sleeve, a middle pipe sleeve and a lower pipe sleeve connected in sequence from top to bottom.

The connecting pipe fitting 10d comprises a threaded connecting pipe fitting, an upper connecting pipe fitting, a connecting part and a lower connecting pipe fitting which are sequentially connected from top to bottom, the threaded connecting pipe fitting and the upper connecting pipe fitting are in threaded connection, the threaded connecting pipe fitting and the upper connecting pipe fitting are movably sleeved at the lower end of the connecting rod 5c, and the upper end of the threaded connecting pipe fitting is connected with the auxiliary cutter ring sleeve 10 c. Connecting portion and lower connection pipe fitting cooperation provide the space of stepping down for connecting rod 5c, and the guide holder 10g cover is established and is being connected the lower extreme of pipe fitting under, and the lower extreme of connecting the pipe fitting down is connected with vice sword installation component 10 h.

When cutter body fixing base 3 rotated, connecting pipe fitting 10d rotated along with cutter body fixing base 3, produced relative slip between vice knife ring cover 10c and the connecting pipe fitting 10d, provided axial pivoted ability for connecting pipe fitting 10 d. When the cutting angle of the vibrating knife 11 is adjusted through the knife body fixing seat 3, the stable transmission of the eccentric transmission mechanism 9 and the vibrating knife 11 can be kept, so that the vibrating knife 11 has a good and stable cutting effect, and the knife body fixing seat 3 and the vibrating knife 11 do not need to be stopped to be adjusted.

Preferably, the lower terminal surface of cutter body fixing base 3 is equipped with vice sword abdication hole 3b, vice sword installation component 10h includes vice sword holder 10i, abdication groove, vice sword guide table 10j, mounting hole, vice sword guide part, vice sword screw hole 10k and vice sword locking screw.

The auxiliary cutter guide table 10j is arranged in the auxiliary cutter abdicating hole 3b, and one end of the auxiliary cutter guide table 10j is connected with the lower end of the connecting pipe fitting 10 d; the mounting hole is formed in the auxiliary blade guide table 10j, the auxiliary blade holder 10i is formed in the mounting hole, the upper end of the vibrating blade 11 is clamped in the auxiliary blade holder 10i, and the lower end of the vibrating blade 11 extends to the lower side of the blade body fixing seat 3.

The abdicating groove is arranged in the auxiliary cutter holder 10i, and the lower end of the punching cutter 6 penetrates through the abdicating groove and extends to the lower side of the cutter body fixing seat 3.

The shaping of vice sword guide part is in vice sword guide table 10j, vice sword screw hole 10k is established in vice sword guide part, vice sword locking screw passes push up behind vice sword screw hole 10k vibration sword 11.

By adopting the structure, the cutter body fixing seat 3 comprises a lower end cover, the lower end cover is fixedly connected with the lower end face of the cutter body fixing seat 3 through a screw, and the auxiliary cutter abdicating hole 3b is formed in the lower end cover. The auxiliary knife guide table 10j moves up and down in the auxiliary knife abdicating hole 3b under the action of the eccentric transmission mechanism 9, so as to drive the vibrating knife 11 to vibrate up and down and assist in cutting the cloth. The fixed vibration sword 11 of vice sword cutter holder 10i and vice sword locking screw cooperation, the groove of stepping down on the vice sword cutter holder 10i provides the stepping down for die-cut sword 6, makes the clearance between die-cut sword 6 and the vibration sword 11 less, and die-cut sword 6 and the cooperation of vibration sword 11 can be cut the cloth closely in succession.

Referring to fig. 3 to 6, preferably, a rotating bearing 12 is disposed between the cutter body fixing seat 3 and the mounting seat 1, a second guide ring 13 is disposed between the sleeve 10a and the mounting seat 1, a guide sleeve 14 is disposed in the second guide ring 13, and a second composite sleeve 15 is disposed between the guide sleeve 14 and the outer wall of the sleeve 10 a.

By adopting the structure, the cutter body fixing seat 3 is rotationally connected with the mounting seat 1 through the rotating bearing 12, so that the cutter body fixing seat 3 has the advantage of flexible rotation, and the second guide ring 13, the guide sleeve 14 and the second composite sleeve 15 are arranged between the sleeve 10a and the mounting seat 1, so that the sleeve 10a is prevented from deviating under the driving of the eccentric transmission mechanism 9, and a good guiding effect is achieved.

During operation, rotary driving mechanism 2 drives die-cutting knife 6 through crank drive mechanism 4 and main sword drive mechanism 5 and carries out reciprocating motion from top to bottom to accomplish cutting of multilayer cloth, simultaneously, rotary driving mechanism 2 is enough 8, eccentric drive mechanism 9 and vice sword drive mechanism 10 drive vibration sword 11 through synchronous transmission and carry out reciprocating motion from top to bottom, thereby assist to cut the multilayer cloth.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.