CN214772249U - Cutting assembly for full-automatic cloth tape cutting, arranging and collecting device - Google Patents

Abstract

The utility model belongs to the technical field of the strap is handled, concretely relates to a cutting assembly that is used for full-automatic strap to decide arrangement collection device. The utility model comprises a knife rest and a knife body arranged on the knife rest, wherein the knife body is driven by a first power source to generate vertical downward movement and cut a cloth belt; the method is characterized in that: the shape of the cutter body is in an inverted U-shaped flat plate shape with an opening facing downwards, the surface of the cutter body is vertically arranged, and a cutting edge for cutting a cloth belt is formed at the bottom of the cutter body; the two side plate surfaces of the cutter body are respectively provided with a vertical guide plate and an elastic guide structure, and a guide gap for inserting the groove edge of the cutter body is formed by a gap between the vertical guide plate and the guide surface of the elastic guide structure; the force application direction of the elastic guide structure horizontally points to the direction of the vertical guide plate. The utility model discloses can realize that the function is decided to the accurate of strap, promote the precision of deciding of cutting machine, effectively promote the actual work efficiency at scene.

Description

Cutting assembly for full-automatic cloth tape cutting, arranging and collecting device

Technical Field

The utility model belongs to the technical field of the strap is handled, concretely relates to a cutting assembly that is used for full-automatic strap to decide arrangement collection device.

Background

A cutting machine is used in the production process of textile cloth; in particular, when producing a tape, the purpose of cutting the tape material section by section is usually achieved by a tape cutting machine. During specific work, the cloth belts of the coiled belt materials are continuously clamped and delivered forwards through the roller, and then the cloth belts are continuously cut at equal intervals by the cut-off knife; and naturally throwing the cut cloth tape into a material collecting groove to finish the cloth tape cutting process. The problems of the existing operation flow are as follows: on one hand, when the cloth belt is clamped by the roller and is fed forwards, the travelling path of the cloth belt is likely to deviate due to the reasons of deviation of the installation position of the coiled cloth belt, deviation of the clamping angle of the roller, even errors in the assembly of the whole device and the like, so that the cutting precision of the cutting machine is greatly influenced; the cutting machine in the prior art mostly solves the problems through manual irregular inspection and correction, and is time-consuming and labor-consuming. On the other hand, in the strap was decided the back and is thrown naturally or drop to the silo that gathers materials, the strap winding in the silo that gathers materials this moment is a group, must manual work clearance before the subsequent processing clear up and count, very big promotion field work personnel's actual intensity of labour. Therefore, whether can develop a simple reliable and the lower strap of price ratio decide arrangement collection device reliably, when guaranteeing the automation and the function is decided to the precision of strap, guarantee the neat nature and the regularity of strap after cutting, for the technological problem that the field is in urgent need of solving in recent years.

Disclosure of Invention

The utility model aims at overcoming above-mentioned prior art not enough, provide a rational in infrastructure and use reliable convenient cutting assembly who is used for full-automatic strap to decide arrangement collection device, can realize the function is decided to the accurate of strap, promotes the precision of deciding of cutting machine, effectively promotes on-the-spot actual work efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cutting assembly for a full-automatic cloth tape cutting, arranging and collecting device comprises a cutter frame and a cutter body arranged on the cutter frame, wherein the cutter body is driven by a first power source to generate vertical downward movement and cut a cloth tape; the method is characterized in that: the shape of the cutter body is in an inverted U-shaped flat plate shape with an opening facing downwards, the surface of the cutter body is vertically arranged, and a cutting edge for cutting a cloth belt is formed at the bottom of the cutter body; the two side plate surfaces of the cutter body are respectively provided with a vertical guide plate and an elastic guide structure, and a guide gap for inserting the groove edge of the cutter body is formed by a gap between the vertical guide plate and the guide surface of the elastic guide structure; the force application direction of the elastic guide structure horizontally points to the direction of the vertical guide plate.

Preferably, the elastic guide structure comprises a hinged plate with a vertically arranged plate surface, the fixed end of the hinged plate is horizontally hinged at the side wall of the tool rest, the extending end of the hinged plate is fixed with a guide rod with a horizontal axis and extending towards the corresponding groove edge direction of the cutter body, and the length direction of the guide rod is parallel to the plate surface of the cutter body; the guide rod is coaxially provided with a guide wheel, and a guide gap is formed between the guide wheel and the plumb guide plate; the bottom end of the return spring is fixed on the vertical guide plate, and the top end of the return spring extends outwards along the direction vertical to the plate surface of the vertical guide plate and is fixed on a flange at the extending end of the hinged plate; the assembly point of the return spring relative to the vertical guide plate and the advancing path of the cutter body are spatially avoided.

Preferably, a first threaded hole is horizontally arranged on the flanging in a penetrating mode, a first adjusting screw is in threaded fit with the first threaded hole, a screw section of the first adjusting screw is in threaded fit with a first adjusting nut, and the first adjusting nut is fixedly connected with the top end of the reset spring.

Preferably, a second threaded hole for the guide rod to pass through is horizontally formed in the hinge plate, and the guide rod is in threaded fit with the second threaded hole; one end of the guide rod for fixing the guide wheel is used as an inner end, and a second adjusting nut with a mechanical anti-loosening function is matched at the outer end of the guide rod in a threaded manner.

Preferably, the first power source is a power cylinder, the axis of the first power source is vertically installed on the tool rest, and the end of a piston rod of the first power source vertically extends downwards and is fixedly connected with the top surface of the inverted U-shaped flat-plate-shaped tool body; and guide columns for guiding the advancing direction of the cutter body are arranged at two ends of the piston rod of the first power source.

Preferably, the guide post is sleeved with a limiting sleeve for limiting the maximum lift of the cutter body.

Preferably, the rack body is further provided with a limit sensor for monitoring the maximum downward stroke of the cutter body.

The beneficial effects of the utility model reside in that:

1) the unsatisfactory inherent cut-off knife structure of traditional no guide structure or guide structure has been abandoned, the utility model discloses the cutter body of the integration has been proposed in a new way to combine elasticity guide structure, ensured precision and reliability that the cutter body marchd. The flat cutter body design of unique type of falling U for the perpendicular up-and-down action of cutter body can rely on both sides groove limit and guide gap's accurate involution throughout, guarantees the function is decided to the precision of strap, and then has promoted the precision of deciding of cutting machine, and artifical participation degree is extremely low, has just also indirect actual work efficiency who has effectively promoted the scene.

2) And as the utility model discloses a further preferred scheme, the elasticity guide structure can realize through multiple mode, if the mode that adopts pressure spring cooperation clamp plate compresses tightly, or directly supports tightly etc. through the elasticity pin. The utility model preferably adopts a swinging hinged plate to form a force arm, a stress point is formed by the guide wheel, and a force application point is formed by the reset spring; therefore, under the action of the elastic restoring force of the return spring, the force can be continuously applied to the guide wheel through the hinged plate, so that the guide wheel is always pressed on the corresponding groove end surface of one group of groove edges of the cutter body, the accurate guide effect on the cutter body is ensured, and the cutter body is simple in structure and remarkable in effect.

3) Furthermore, the reset spring is matched on the flanging through the first adjusting nut and the first adjusting screw, so that the length of the reset spring can be adjusted when the first adjusting screw is screwed, and the on-line adjustment operation of the elastic restoring force of the reset spring is further realized. Once the elastic restoring force of the return spring is adjusted, the pressure of the guide wheel relative to the cutter body is changed, and even the whole guide gap can be adjusted in width to adapt to the field situation. Correspondingly, the guide rod also generates telescopic action relative to the hinged plate, and is realized through a second adjusting nut to realize the position adjusting function of the guide wheel and the corresponding groove edge of the cutter body.

4) And the power source preferably selects a power cylinder so as to ensure that the cloth belt is free from pollution during processing by using a clean air source of the cylinder structure. The purpose of further accurate guiding to the advancing direction of the cutter body can be realized by depending on a power source and a conventional guide column structure. The stop collar can limit the stroke of the power source, and the maximum lift of the cutter body can be limited. The maximum descending stroke of the cutter body is monitored by the limiting sensor, so that the action amplitude of the cutter body is ensured to be within a controllable range by matching with the limiting sleeve, and the maximum cloth tape cutting efficiency is finally realized.

Drawings

Fig. 1 and 7 are schematic perspective views of an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion I of FIG. 1;

fig. 3 is a front view of the present invention;

FIG. 4 is a cross-sectional structural view of the double roll feed assembly;

FIG. 5 is a schematic perspective view of a cutting assembly;

fig. 6 is a schematic perspective view of the clamping mechanism.

The utility model discloses each reference numeral is as follows with the actual corresponding relation of part name:

a-roll b-cloth belt

10-material coil fixing frame 11-fixed rod 12-loop bar

20-pair roller feeding assembly 21-upper roller 22-lower roller 23-driving motor

24-bearing frame 24 a-adjusting screw 25-one-way bearing

30-cutting component 31-tool rest 32-cutter body 32 a-cutting edge

33-plumb guide plate 34-hinge plate 34 a-flanging

35 a-guide rod 35 b-guide wheel 35 c-second adjusting nut

36 a-return spring 36 b-first adjusting nut 36 c-first adjusting screw

37-first power source 38-guide post

40-pulling assembly 40 a-base plate 40 b-gripping teeth

41-lower clamping plate 42-upper clamping plate 43-clamping cylinder

44-extension frame 45-guide table 46-synchronous belt 47-synchronous motor 48-propelling block

50-frame

Detailed Description

For ease of understanding, the specific structure and operation of the present invention will be further described herein with reference to fig. 1-7:

the utility model discloses a concrete structure is as shown in fig. 1, fig. 3 and fig. 7, including frame 50, along the strap advancing direction according to the preface arrange material book mount 10, pair roller pay-off subassembly 20, cutting element 30 and drag and draw subassembly 40 on frame 50.

Wherein:

one, material roll fixing frame 10

The shape of the material roll holder 10 is shown in fig. 1 and 3, and it is actually formed by forming an L-shaped rod structure with the loop bar 12 and the fixing bar 11, and fixing the fixing bar 11 at the foremost end of the frame 50 to form an extended structure.

When the material rolling device works, the core cylinder of the material roll a is directly sleeved on the loop bar 12 in a coaxial mode, the cloth belt b is pulled, and the material roll a can rotate relative to the loop bar 12, so that discharging operation is achieved. Of course, in actual use, the loop bar 12 itself can be designed into a bearing structure to improve the convenience of discharging.

Two, pair roller feeding assembly 20

The double-roll feeding assembly 20 is constructed as shown in fig. 1-2 and 4, and includes a bearing frame 24 mounted on a frame 50, and upper and lower rolls 21 and 22 having horizontal axes are sequentially arranged in the bearing frame 24 from top to bottom. The upper roller 21 and the lower roller 22 form a pair of rollers, and a fit gap between the two rollers forms a clamping gap for clamping the cloth belt b. For the purpose of working the roller feeding assembly 20, the lower roller 22 is used as a power roller, and the lower roller 22 forms a driven roller, which may be the opposite when in actual use. The shaft end of the lower roller 22 is connected with the output shaft of the driving motor 23 through a one-way bearing 25.

The presence of the one-way bearing 25 is one of the important parts of the present invention. Because the design of pulling subassembly 40, when pulling subassembly 40 centre gripping strap end and drawing outward, because the interference nature and the asynchronism of the action of pulling subassembly 40 and driving motor 23 probably can influence the utility model discloses a normal use. The one-way bearing has a one-way limiting function similar to a ratchet and pawl assembly, so that the lower roller 22 can be driven to rotate when the driving motor 23 rotates, and the driving motor 23 cannot be influenced when the lower roller 22 is driven to rotate by the force generated when the pulling assembly 40 pulls the cloth belt. Like this, when the centre gripping subassembly presss from both sides and gets strap b and move ahead, driving motor 23 can lose the electricity for the power roller at this moment forms passive roller, thereby cooperates another group's roll body to realize the pure centre gripping direction to strap b. When the clamping mechanism finishes one action and needs to clamp the end of the cloth belt for the second time, the driving motor 23 is powered again to drive the lower roller 22 again to generate the active conveying action. The working mode of the mechanism is flexible and changeable, the lower roller 22 serving as a driving roller can be switched between driving and driven at will, the driving motor 23 can also be stopped periodically to ensure normal running of the cloth belt, and the adverse effect on the driving motor 23 possibly caused by the clamping mechanism pulling the cloth belt is not existed due to the existence of the one-way bearing, so that multiple purposes are achieved.

During actual assembly, as shown in fig. 2, the top of the bearing frame 24 may be provided with an adjusting hole in a penetrating manner, and a thread fit is formed between the adjusting screw 24a and the adjusting hole, and a thread section of the adjusting screw 24a penetrates through the adjusting hole and then forms a fixed connection fit with a bearing seat at the roller end of the upper roller 21, so that an online adjusting function of a clamping gap between the upper roller 21 and the lower roller 22 is realized.

Third, cutting assembly 30

The specific structure of the cutting assembly 30 is shown in fig. 1-2 and 5. The cutting assembly 30 mainly includes a blade body 32 having an inverted U-shaped flat plate shape. The cutter body 32 is back to the vertical guide plate 35a and faces the elastic guide structure, so that the accurate advancing of the cutter body 32 and the cutting function relative to the cloth belt are realized.

In actual operation, referring to fig. 5, on one hand, the cutter body 32 is arranged on the cutter frame 31, and the groove edges on both sides are pressed on the vertical guide plate 35a by a group of elastic guide structures; on the other hand, both sides of the body 32 are formed in an integral structure with the cutting edge 32a of the body 32. When the elastic guide structure is designed, the elastic guide structure is divided into a hinge plate 34, a guide rod 35a, a guide wheel 35b and a return spring 36 a. When the cutter body 32 is assembled, the fixed end of the hinge plate 34 is horizontally hinged at the side wall of the frame, the extending end of the hinge plate 34 is fixed with a guide rod 35a, the axis of the guide rod 35a is horizontal, and the guide rod 35a extends towards the corresponding groove edge direction of the cutter body 32, and the rod length direction of the guide rod 35a is parallel to the plate surface of the cutter body 32. The guide bar 35a is provided with a guide wheel 35b coaxially therewith, and the guide gap is formed between the guide wheel 35b and the vertical guide plate 35 a. The bottom end of the return spring 36a is fixed on the vertical guide plate 35a, and the top end of the return spring 36a extends outwards along the direction perpendicular to the plate surface of the vertical guide plate 35a and is fixed on the flanging 34a at the extending end of the hinge plate 34. Meanwhile, a first threaded hole is horizontally arranged on the turned edge 34a in a penetrating mode, a first adjusting screw 24a is in threaded fit with the first threaded hole, a first adjusting nut 36b is in threaded fit with a screw section of the first adjusting screw 24a, and the first adjusting nut 36b is fixedly connected with the top end of the return spring 36 a. A second threaded hole for the guide rod 35a to pass through is horizontally formed in the hinge plate 34, and the guide rod 35a and the second threaded hole form threaded fit; one end of the fixed guide wheel 35b of the guide rod 35a is used as an inner end, and a second adjusting nut 35c with a mechanical anti-loosening function is in threaded fit with the outer end of the guide rod 35 a.

By the above assembly method, whenever the left-right position of the guide wheel 35b needs to be adjusted, the adjustment is realized only by corresponding to the second adjusting nut 35 c; when the front and rear positions of the guide wheel 35b need to be adjusted, only the first adjusting nut 36b and the first adjusting screw 36c need to be adjusted, and the use is very convenient. In addition, the cutter body 32 can be matched with the first power source 37, the guide column 38, the limiting sleeve and even the limiting sensor and the like so as to further optimize the performance of the cutter body.

Four, pulling assembly 40

The specific structure of the pulling assembly 40 is shown in fig. 1-2 and fig. 6, and the main structure thereof includes a guide table 45 and a clamping mechanism capable of generating a back-and-forth linear displacement motion along the guide direction of the guide table 45, wherein;

the guide table 45 is frame-shaped. A collecting chamber, for example a collecting tank or collecting hopper, is arranged in the guide table 45 in order to receive the cut strip sections falling one by one. A propelling source, namely a synchronous belt 46 driven by a synchronous motor 47, is further arranged on one side of the guide table 45 as shown in fig. 1-2, a propelling block 48 is arranged on the synchronous belt 46, an extension frame 44 is arranged on the propelling block 48, and the lower clamping plate 41, the upper clamping plate 42 and the clamping cylinder 43 are assembled on the extension frame 44 one by one.

In actual design, as shown in fig. 6, the upper clamping plate 42 and the lower clamping plate 41 have the same shape, and both comprise a rectangular plate-shaped base plate 40a and clamping teeth 40b which are arranged at the same side long edge of the base plate 40a and extend outwards horizontally, and the clamping teeth 40b on each clamping plate and the base plate 40a are matched to form a comb-tooth-shaped structure; the corresponding clamping teeth 40b on the upper clamping plate 42 and the lower clamping plate 41 are mutually involuted to form a clamping surface of the cloth belt end of the clamping teeth 40b, so that the simultaneous pulling and cutting operation of a plurality of cloth belts can be realized at one time, and the field work efficiency is improved to the maximum extent.

In order to further understand the utility model discloses, this gives the utility model discloses a concrete work flow as follows:

in operation, each time a cutting head, namely a cloth tape end, is exposed at the clamping gap of the pair-roller feeding assembly 20, the clamping mechanism is driven by the propulsion source and moves forward synchronously until the upper clamping plate 42 and the lower clamping plate 41 move to the cloth tape end and clamp the cloth tape end. Thereafter, the gripping mechanism is retracted, thereby pulling out the tape b to a designated length. Then, the cutter body 32 at the cutting assembly 30 falls to cut the cloth belt, the clamping mechanism is loosened, the cut cloth belt section falls into the collecting cavity, and the collecting work of the cloth belt section is completed; when necessary, the counting sensor can be matched or the number of the cloth belt sections in the collecting cavity can be obtained by monitoring the reciprocating action times of the clamping assembly. When the clamping mechanism pulls the cloth belt b, the driving motor 23 is stopped to ensure that the lower roller 22 and the upper roller 21 form a follower roller, namely, the pair roller feeding assembly 20 only plays a clamping and guiding function but not a feeding function. When the clamping mechanism loosens the cloth belt b, the driving motor 23 is started again, the lower roller 22 recovers the function of the driving roller, and the cloth belt b at the material roll fixing frame 10 is continuously sent out along the clamping gap for the clamping mechanism to clamp. Above-mentioned action is constantly circulated reciprocal, has realized promptly the utility model discloses the incessant full automatization cloth that expects cuts arrangement collection flow.

It will of course be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims (7)

1. A cutting assembly for a full-automatic cloth tape cutting, arranging and collecting device comprises a knife rest (31) and a knife body (32) arranged on the knife rest (31), wherein the knife body (32) is driven by a first power source (37) to vertically move downwards and cut a cloth tape; the method is characterized in that: the shape of the cutter body (32) is in an inverted U-shaped flat plate shape with an opening facing downwards, the plate surface of the cutter body (32) is vertically arranged, and a cutting edge (32a) for cutting a cloth belt is formed at the bottom of the cutter body; the two side plate surfaces of the cutter body (32) are respectively provided with a vertical guide plate (33) and an elastic guide structure, and a guide gap for inserting the groove edge of the cutter body (32) is formed by a gap between the vertical guide plate (33) and the guide surface of the elastic guide structure; the force application direction of the elastic guide structure horizontally points to the direction of the vertical guide plate (33).

2. The cutting assembly for the full-automatic cloth tape cutting, arranging and collecting device according to claim 1, is characterized in that: the elastic guide structure comprises a hinged plate (34) with a vertically arranged plate surface, the fixed end of the hinged plate (34) is horizontally hinged at the side wall of the tool rest (31), the extending end of the hinged plate (34) is fixed with a guide rod (35a) with a horizontal axis and extending towards the corresponding groove edge direction of the cutter body (32), and the rod length direction of the guide rod (35a) is parallel to the plate surface of the cutter body (32); a guide wheel (35b) is coaxially arranged on the guide rod (35a), and a guide gap is formed between the guide wheel (35b) and the vertical guide plate (33); the bottom end of a return spring (36a) is fixed on the vertical guide plate (33), and the top end of the return spring (36a) extends outwards along the direction vertical to the plate surface of the vertical guide plate (33) and is fixed on a flanging (34a) at the extending end of the hinge plate (34); the mounting point of the return spring (36a) relative to the vertical guide plate (33) and the advancing path of the cutter body (32) are spatially avoided.

3. The cutting assembly for the full-automatic cloth tape cutting, arranging and collecting device according to claim 2, is characterized in that: a first threaded hole is horizontally arranged in the turned edge (34a) in a penetrating mode, a first adjusting screw (36c) is in threaded fit with the first threaded hole, a first adjusting nut (36b) is in threaded fit with the screw section of the first adjusting screw (36c), and the first adjusting nut (36b) is fixedly connected with the top end of the return spring (36 a).

4. A cutting assembly for a full-automatic cloth tape cutting, arranging and collecting device according to claim 1 or 2, characterized in that: a second threaded hole for the guide rod (35a) to pass through is horizontally formed in the hinge plate (34), and the guide rod (35a) is in threaded fit with the second threaded hole; one end of a fixed guide wheel (35b) of the guide rod (35a) is used as an inner end, and a second adjusting nut (35c) with a mechanical anti-loosening function is in threaded fit with the outer end of the guide rod (35 a).

5. A cutting assembly for a full-automatic cloth tape cutting, arranging and collecting device according to claim 1 or 2, characterized in that: the first power source (37) is a power cylinder, the axis of the first power source (37) is vertically installed on the tool rest (31), and the end of a piston rod of the first power source (37) vertically extends downwards and is fixedly connected with the top surface of the inverted U-shaped flat-plate-shaped tool body (32); and guide columns (38) for guiding the advancing direction of the cutter body (32) are arranged at two ends of the piston rod of the first power source (37).

6. The cutting assembly for the full-automatic cloth tape cutting, arranging and collecting device according to claim 5, is characterized in that: the guide post (38) is sleeved with a limiting sleeve for limiting the maximum lift of the cutter body (32).

7. The cutting assembly for the full-automatic cloth tape cutting, arranging and collecting device according to claim 5, is characterized in that: the frame body is also provided with a limit sensor for monitoring the maximum descending stroke of the cutter body (32).

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