阅读说明：本技术 一种带有钢带抓带机构的咬扣单元装置及其工艺方法 (Snap-in unit device with steel belt grabbing mechanism and technological method thereof ) 是由 罗福兴 陈洪法 吕旭东 于 2021-02-05 设计创作，主要内容包括：本发明提供了一种带有钢带抓带机构的咬扣单元装置及其工艺方法,包括：钢带抓带机构,钢带抓带机构进行钢带打捆咬带和抓带动作；钢带扣冲牙机构,钢带扣冲牙机构与钢带抓带机构连接,在完成抓带捆带后的双层钢带上压出牙扣；钢带头切带机构,钢带头切带机构与钢带扣冲牙机构连接,用于切断钢带；动力行程机构,动力行程机构分别与钢带抓带机构、钢带扣冲牙机构、钢带头切带机构连接,提供动力。解决现有使用咬合打包扣,在打包钢带收紧后,存在对产品表面产生划痕、压痕而影响产品质量的技术问题,达到集多种机构为一体,共用一个动力装置,一个行程完成多个工序内容,通过免扣式钢扣保证不会对被打捆的产品造成划伤压痕等损伤,同时节省了钢扣的成本的技术效果。(The invention provides a snap-in unit device with a steel belt grabbing mechanism and a process method thereof, wherein the process method comprises the following steps: the steel belt grabbing mechanism is used for carrying out steel belt bundling and belt biting and grabbing actions; the steel belt buckle tooth punching mechanism is connected with the steel belt grabbing mechanism, and tooth buckles are pressed on the double-layer steel belt after the belt grabbing and bundling are finished; the steel belt head belt cutting mechanism is connected with the steel belt buckle tooth punching mechanism and is used for cutting off the steel belt; and the power stroke mechanism is respectively connected with the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism to provide power. The problem of current use interlock packing is detained, tightens up the back at the packing steel band, exists and produce mar, indentation and influence product quality's technical problem to the product surface, reaches to collect multiple mechanism as an organic whole, a power device of sharing, and a plurality of process contents are accomplished to a stroke, detains the assurance through exempting from to detain the formula steel and can not cause damage such as fish tail indentation to the product of being beaten the bundle, has saved the technological effect of the cost of steel knot simultaneously.)

1. A buckle unit device with a steel strip grabbing mechanism is characterized by comprising:

the steel belt grabbing mechanism is used for carrying out steel belt bundling and belt biting and grabbing actions;

the steel belt buckle tooth punching mechanism is connected with the steel belt grabbing mechanism, and tooth buckles are pressed on the double-layer steel belt after the belt grabbing and bundling are finished;

the steel belt head belt cutting mechanism is connected with the steel belt buckle tooth punching mechanism and is used for cutting off the steel belt.

2. The snap-in unit device according to claim 1, further comprising:

the power stroke mechanism is respectively connected with the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism and is used for providing power;

and the air cylinder is connected with the power stroke mechanism.

3. A snap-in unit arrangement as claimed in claim 1 or 2, characterized in that the snap-in unit arrangement further comprises:

and the stripping mechanism is connected with the steel belt buckle tooth punching mechanism.

4. A snap-in unit arrangement as claimed in any one of claims 1 to 3, wherein said steel band buckle punching mechanism comprises three sets of punching openings, each set of punching openings comprising two symmetrical punching teeth, and wherein said three sets of punching openings are arranged uniformly.

5. A snap-in unit arrangement as claimed in claim 2, wherein said cylinder is a two-in-one cylinder.

6. A process for making a snap unit device, which is applied to the snap unit device of any one of claims 1 to 5, wherein the process comprises:

carrying out bundling operation and strip threading operation on the steel strips;

after the steel belt finishes the belt threading procedure, the power stroke mechanism is driven to move forward for a preset distance under the action of the two-in-one cylinder, belt biting and belt grabbing operations are finished through the steel belt grabbing mechanism, and the formed double-layer steel belt is controlled to be positioned between the steel belt buckle tooth punching mechanisms;

under the action of the two-in-one cylinder, the power stroke mechanism is continuously driven to move forwards for a preset distance, and a tapping buckle is stamped on the double-layer steel belt through a steel belt buckle stamping mechanism;

the power stroke mechanism continues to move forwards for a preset distance under the action of the two-in-one cylinder, and the steel strip head cutting mechanism moves the blade until the steel strip is cut off;

when the steel belt is cut off, the two-in-one cylinder resets, the steel belt buckle tooth punching mechanism is meshed and loosened, and the tooth buckle completes automatic buckling under the tightening reaction force of the belt.

7. The method of claim 6, wherein prior to subjecting the strip to the strap threading operation, comprising:

adjusting the power stroke mechanism to be in a reset state;

and controlling the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism to be in an open state.

8. The method of claim 6, wherein said completing the automatic fastening comprises:

and controlling the two-in-one cylinder to continuously reset, and resetting the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism to an open state.

9. The method of claim 8, wherein after the controlling the two-in-one cylinder to continue to reset and the steel belt grabbing mechanism, the steel belt buckle punching mechanism and the steel belt head cutting mechanism to be reset to the open state, the method comprises the following steps:

the binding belt is separated from the snap unit device under the action of the tension force and the stripping mechanism.

10. The method of claim 6, wherein said punching a teething clasp on said double layer steel band with a steel buckle teething mechanism comprises:

and three symmetrically arranged tooth buckles are uniformly stamped on the double-layer steel belt through the steel belt buckle stamping mechanism.

Technical Field

The invention relates to the field of machinery, in particular to a snap unit device with a steel belt grabbing mechanism and a process method thereof.

Background

At present, most of the bundling in the domestic steel industry is to bundle steel tube bundles and steel coil bundles in a transmission steel band buckle meshing mode. The finished wire of the steel company or the finished product with strict requirements on the surface quality adopts an occlusion packing buckle, and after the packing steel belt is tightened, the steel buckle has a staggered tooth structure, uneven surface and sharp notch, so that the product quality is influenced due to the damage of different degrees such as scratches, indentation and the like on the precise product. In order to avoid the above situation, a method of adding a protective pad to a transmission occlusion packing buckle is adopted for improvement. However, the use of the protection pad involves a series of influences such as increase of the function of the equipment, increase of the product cost, delay of the production cycle and the like.

However, the applicant of the present invention finds that the prior art has at least the following technical problems:

the occlusion packing buckle is used in the prior art, and after a packing steel belt is tightened, the steel buckle has a staggered tooth structure and uneven surface, so that the technical problem that scratch and indentation are generated on the surface of a product to influence the quality of the product is solved.

Disclosure of Invention

The embodiment of the invention provides a snap unit device with a steel belt grabbing mechanism and a process method thereof, and solves the technical problem that after a packed steel belt is tightened by using a snap packing buckle in the prior art, the product quality is influenced due to the fact that scratches and indentations are generated on the surface of a product due to the staggered tooth structure and the uneven surface of the steel buckle.

In view of the above problems, the present invention provides a buckle unit device with a steel belt gripping mechanism and a process method thereof.

In a first aspect, the present invention provides a buckle unit device with a steel strip gripping mechanism, the buckle unit device comprising: the steel belt grabbing mechanism is used for carrying out steel belt bundling and belt biting and grabbing actions; the steel belt buckle tooth punching mechanism is connected with the steel belt grabbing mechanism, and tooth buckles are pressed on the double-layer steel belt after the belt grabbing and bundling are finished; the steel belt head belt cutting mechanism is connected with the steel belt buckle tooth punching mechanism and is used for cutting off the steel belt.

Preferably, the snap-in unit device further comprises: the power stroke mechanism is respectively connected with the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism and is used for providing power; and the air cylinder is connected with the power stroke mechanism.

Preferably, the snap-in unit device further comprises: and the stripping mechanism is connected with the steel belt buckle tooth punching mechanism.

Preferably, the steel band buckle tooth punching mechanism comprises three groups of punching openings, each group of punching opening comprises two symmetrical punching teeth, and the three groups of punching openings are uniformly arranged.

Preferably, the cylinder is a two-in-one cylinder.

In a second aspect, the present invention provides a process method for a snap unit device, which is applied to the snap unit device, and the process method includes: carrying out bundling operation and strip threading operation on the steel strips; after the steel belt finishes the belt threading procedure, the power stroke mechanism is driven to move forward for a preset distance under the action of the two-in-one cylinder, belt biting and belt grabbing operations are finished through the steel belt grabbing mechanism, and the formed double-layer steel belt is controlled to be positioned between the steel belt buckle tooth punching mechanisms; under the action of the two-in-one cylinder, the power stroke mechanism is continuously driven to move forwards for a preset distance, and a tapping buckle is stamped on the double-layer steel belt through a steel belt buckle stamping mechanism; the power stroke mechanism continues to move forwards for a preset distance under the action of the two-in-one cylinder, and the steel strip head cutting mechanism moves the blade until the steel strip is cut off; when the steel belt is cut off, the two-in-one cylinder resets, the steel belt buckle tooth punching mechanism is meshed and loosened, and the tooth buckle completes automatic buckling under the tightening reaction force of the belt.

Preferably, before the operation of the threading process of the binding operation of the steel strip, the method comprises the following steps: adjusting the power stroke mechanism to be in a reset state; and controlling the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism to be in an open state.

Preferably, after completing the automatic fastening, the method includes: and controlling the two-in-one cylinder to continuously reset, and resetting the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism to an open state.

Preferably, the control the two-in-one cylinder continues to reset, and after the steel band grabbing mechanism, the steel band buckle tooth punching mechanism and the steel band head cutting mechanism reset to the open state, the method includes: the binding belt is separated from the snap unit device under the action of the tension force and the stripping mechanism.

Preferably, the punching tooth buckle on the double-layer steel belt through the steel belt buckle punching tooth mechanism comprises: and three symmetrically arranged tooth buckles are uniformly stamped on the double-layer steel belt through the steel belt buckle stamping mechanism.

One or more technical solutions in the embodiments of the present application have at least one or more of the following technical effects:

1. the invention provides a snap unit device, comprising: the steel belt grabbing mechanism is used for carrying out steel belt bundling and belt biting and grabbing actions; the steel belt buckle tooth punching mechanism is connected with the steel belt grabbing mechanism, and tooth buckles are pressed on the double-layer steel belt after the belt grabbing and bundling are finished; the steel belt head belt cutting mechanism is connected with the steel belt buckle tooth punching mechanism and is used for cutting off the steel belt; and the power stroke mechanism is respectively connected with the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism and is used for providing power. The multi-mechanism integration is achieved, a power device is shared, and a plurality of process contents are completed in one stroke; the short stroke structure of the movable blade is realized by utilizing the long stroke of the power device; the steel buckle is free from damage such as scratch and indentation of a bundled product, and the cost of the steel buckle is saved. Therefore, the technical problems that after a packing steel belt is tightened by using an occlusion packing buckle in the prior art, the product quality is affected due to scratches and indentations generated on the surface of a product due to the staggered tooth structure and the uneven surface of the steel buckle are solved, and a series of technical problems of product cost increase, production beat delay and the like are caused by a method of adding a protection pad.

2. The invention provides a process method of a snap unit device, which is applied to the snap unit device and comprises the following steps: carrying out bundling operation and strip threading operation on the steel strips; after the steel belt finishes the belt threading procedure, the power stroke mechanism is driven to move forward for a preset distance under the action of the two-in-one cylinder, belt biting and belt grabbing operations are finished through the steel belt grabbing mechanism, and the formed double-layer steel belt is controlled to be positioned between the steel belt buckle tooth punching mechanisms; under the action of the two-in-one cylinder, the power stroke mechanism is continuously driven to move forwards for a preset distance, and a tapping buckle is stamped on the double-layer steel belt through a steel belt buckle stamping mechanism; the power stroke mechanism continues to move forwards for a preset distance under the action of the two-in-one cylinder, and the steel strip head cutting mechanism moves the blade until the steel strip is cut off; when the steel belt is cut off, the two-in-one cylinder resets, the steel belt buckle tooth punching mechanism is meshed and loosened, and the tooth buckle completes automatic buckling under the tightening reaction force of the belt. The multi-mechanism integration is achieved, a power device is shared, and a plurality of process contents are completed in one stroke; the short stroke structure of the movable blade is realized by utilizing the long stroke of the power device; the steel buckle is free from damage such as scratch and indentation of a bundled product, and the cost of the steel buckle is saved. And then solved among the prior art use interlock packing to detain, after the packing steel band tightens up, because steel knot staggered tooth structure, surface unevenness exist and produce mar, indentation and influence product quality's technical problem to the product surface.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

Fig. 1 is a schematic structural diagram of a snap-in unit device according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a steel belt buckle tooth punching mechanism in an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a power stroke mechanism in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a steel strip bite strip tooth punching strip in an embodiment of the invention;

fig. 5 is a schematic flow chart of a process of a snap-in unit device according to an embodiment of the present invention.

Description of reference numerals: the steel belt clamping mechanism 1, the steel belt buckle tooth punching mechanism 2, the steel belt head belt cutting mechanism 3, the power stroke mechanism 4 and the punching opening 5.

Detailed Description

The embodiment of the invention provides a snap unit device and a process method thereof, which are used for solving the technical problem that after a packing steel belt is tightened by using a snap packing buckle in the prior art, the product quality is influenced by scratches and indentations generated on the surface of a product due to the staggered tooth structure and uneven surface of the steel buckle.

The technical scheme provided by the invention has the following general idea:

the steel belt grabbing mechanism is used for carrying out steel belt bundling and belt biting and grabbing actions; the steel belt buckle tooth punching mechanism is connected with the steel belt grabbing mechanism, and tooth buckles are pressed on the double-layer steel belt after the belt grabbing and bundling are finished; the steel belt head belt cutting mechanism is connected with the steel belt buckle tooth punching mechanism and is used for cutting off the steel belt; and the power stroke mechanism is respectively connected with the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism and is used for providing power. The multi-mechanism integration is achieved, a power device is shared, and a plurality of process contents are completed in one stroke; the short stroke structure of the movable blade is realized by utilizing the long stroke of the power device; the steel buckle is free from damage such as scratch and indentation of a bundled product, and the cost of the steel buckle is saved.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Fig. 1 is a schematic structural diagram of a snap-in unit device according to an embodiment of the present invention. As shown in fig. 1, an embodiment of the present invention provides a buckle unit device with a steel strip gripping mechanism, including: the steel belt clamping mechanism 1, the steel belt buckle tooth punching mechanism 2, the steel belt head belt cutting mechanism 3 and the power stroke mechanism 4.

The steel belt grabbing mechanism 1 carries out steel belt bundling and biting and grabbing actions; the steel belt buckle tooth punching mechanism 2 is connected with the steel belt grabbing mechanism 1, and a tooth buckle is pressed on the double-layer steel belt after the belt grabbing and bundling are completed; the steel belt head belt cutting mechanism 3 is connected with the steel belt buckle tooth punching mechanism 2 and is used for cutting off the steel belt; the power stroke mechanism 4 is respectively connected with the steel belt grabbing mechanism 1, the steel belt buckle tooth punching mechanism 2 and the steel belt head belt cutting mechanism 3 and used for providing power.

Specifically, with reference to fig. 1 and 3, the buckle unit device according to the embodiment of the present invention adopts a buckle-free type, integrates multiple mechanisms into a whole, sets each necessary process mechanism for manufacturing a buckle-free steel buckle, and is composed of a steel band grabbing mechanism 1, a steel band buckle tooth punching mechanism 2, a steel band head cutting mechanism 3, and a power stroke mechanism 4, wherein the steel band grabbing mechanism 1 realizes a band grabbing function for steel band bundling, and the multiple mechanisms coexist and are integrated in the buckle unit device; the steel belt buckle tooth punching mechanism 2 provides a buckle-free tooth punching buckling function for steel belt bundling; the steel belt head belt cutting mechanism 3 provides a belt cutting function for steel belt bundling; the power stroke mechanism 4 provides a uniform power device for the steel strip bundling and the mechanisms according to the working steps, and completes various working contents required by various working procedures and processes required by the buckle-free steel buckle in one working stroke. Providing uniform power through a power stroke mechanism 4, firstly, carrying out belt biting and belt grabbing actions on a steel belt by using a steel belt grabbing mechanism 1 (as shown in a position 12 in figure 4), at the moment, a double-layer steel belt is arranged at a buckle lap joint, the double-layer steel belt is positioned between steel belt buckle tooth punching mechanisms 2 through the moving support of the power stroke mechanism 4, and tooth buckles are uniformly punched on the double-layer steel belt by using the steel belt buckle tooth punching mechanisms 2 (as shown in a position 11 in figure 4); then, through the power support of the power stroke mechanism 4, the moving blade moves forwards by using the steel strip head cutting mechanism 3 until the steel strip is cut off (as shown in a position 13 in fig. 4); finally, through the reset control of the power stroke mechanism 4, the steel belt buckle tooth punching mechanism 2 is occluded and loosened, the tooth buckle automatically completes the buckling connection under the tightening reaction force of the binding belt, the binding work is finished, the requirements of the same power support procedures are met, the short stroke structure of the movable blade is realized by utilizing the long stroke of the power device, the damage such as scratch and indentation to the bound product can not be caused through the buckle-free steel buckle, and meanwhile, the cost of the steel buckle is saved. Therefore, the technical problem that after the steel belt is tightened up by using the occlusion packing buckle in the prior art, the steel buckle has a staggered tooth structure and uneven surface, and scratches and indentations are generated on the surface of a product to influence the quality of the product is solved. And the technical problems of product cost increase, production beat delay and the like in a method of adding a protective pad are also avoided.

Further, the snap-in unit device further comprises: and the air cylinder is connected with the power stroke mechanism 4.

Further, the cylinder is a two-in-one cylinder.

Specifically, the power stroke mechanism 4 performs stroke movement under the action of an air cylinder to provide power for other mechanisms, the air cylinder is a cylindrical metal part which guides a piston to perform linear reciprocating motion in the air cylinder, and air expands in the air cylinder of the engine to convert heat energy into mechanical energy; the gas is compressed by a piston in a compressor cylinder to increase pressure. The air cylinder in the embodiment of the invention adopts a two-in-one air cylinder, namely a double-stroke air cylinder or a two-stage air cylinder, which is divided into a front air cylinder and a rear air cylinder which have different strokes and are fixedly connected together, the two air cylinders are provided with independent air inlet and outlet ports, and the two air cylinders can have different cylinder diameters so as to meet the requirements of different output forces and meet the process requirements of various mechanisms.

Further, the snap-in unit device further comprises: and the stripping mechanism is connected with the steel belt buckle tooth punching mechanism 2.

Specifically, when the steel buckle tooth punching mechanism 2 is engaged and loosened at the end of the band cutting process, and binding is completed, the bound band is finally separated from the engaging unit device through the stripping mechanism, and all manufacturing processes of the buckle-free steel buckle are completed.

Further, the steel belt buckle tooth punching mechanism 2 comprises three groups of punching holes 5, each group of punching holes 5 comprises two symmetrical punching teeth, and the three groups of punching holes 5 are uniformly arranged.

Specifically, as shown in fig. 2, the steel belt buckle punching tooth mechanism 2 includes three sets of punching holes 5, each set of punching hole 5 includes two symmetrical punching teeth, and the three sets of punching holes 5 are uniformly arranged, and three symmetrically arranged tooth buckles are uniformly punched on the double-layer steel belt through the steel belt buckle punching tooth mechanism 2, so as to ensure the stability of bundling.

Example two

Fig. 5 is a schematic flow chart of a process of a snap-in unit device according to an embodiment of the present invention. As shown in fig. 5, an embodiment of the present invention provides a process method of a snap unit apparatus, which is applied to the snap unit apparatus in the first embodiment, and the method includes: step 10-step 50.

Step 10: and (4) carrying out bundling operation and strip threading operation on the steel strips.

Further, before the operation of the band threading process for the bundling operation of the steel band, the method comprises the following steps: adjusting the power stroke mechanism to be in a reset state; and controlling the steel belt grabbing mechanism 1, the steel belt buckle tooth punching mechanism 2 and the steel belt head belt cutting mechanism 3 to be in an open state.

Specifically, before the start of the operation, the power stroke mechanism is in a reset state, that is, the slider of the latch unit device is in a retreated state. The steel belt grabbing mechanism 1, the steel belt buckle tooth punching mechanism 2 and the steel belt head belt cutting mechanism 3 are all in an open state under the action of the power stroke mechanism 4. And then the steel strip is subjected to bundling operation and a strip penetrating process operation.

Step 20: after the steel belt finishes the belt threading procedure, the power stroke mechanism is driven to move forward for a preset distance under the action of the two-in-one cylinder, belt biting and belt grabbing operations are finished through the steel belt grabbing mechanism, and the formed double-layer steel belt is controlled to be located between the steel belt buckle tooth punching mechanisms.

Specifically, after the steel band finishes the process of binding operation and threading, the power stroke mechanism 4 acts, and advances a distance forward under the action of the two-in-one cylinder, the steel band grabbing mechanism 1 finishes the actions of gripping the band, and the double-layer steel band at the lap joint of the steel band buckle is positioned between the steel band buckle tooth punching mechanisms 2.

Step 30: and under the action of the two-in-one cylinder, the power stroke mechanism is continuously driven to move forward for a preset distance, and the tooth punching buckle is punched on the double-layer steel belt through the steel belt buckle tooth punching mechanism.

Further, it is in through steel band buckle towards tooth mechanism punching press tooth knot on the double-deck steel band includes: and three symmetrically arranged tooth buckles are uniformly stamped on the double-layer steel belt through the steel belt buckle stamping mechanism.

Specifically, after the processes of grasping and tightening the strap in step 20 are completed, under the control of the program, the power stroke mechanism 4 continues to move forward for a certain distance under the action of the two-in-one cylinder, and the steel belt buckle tooth punching mechanism 2 evenly punches three symmetrically arranged tooth buckles on the double-layer steel belt through the three sets of punching holes 5 arranged on the steel belt buckle tooth punching mechanism.

Step 40: the power stroke mechanism 4 continues to move forwards for a preset distance under the action of the two-in-one cylinder, and the steel strip head cutting mechanism 3 moves the blade until the steel strip is cut off.

Specifically, the power stroke mechanism 4 continues to move forward for a certain distance under the action of the two-in-one cylinder, and the short stroke structure of the moving blade is realized by utilizing the long stroke of the power device. The steel strip head cutting mechanism 3 moves the blade forwards until the steel strip is cut off.

Step 50: when the steel belt is cut off, the two-in-one cylinder resets, the steel belt buckle tooth punching mechanism 2 is meshed and loosened, and the tooth buckle completes automatic buckling under the tightening reaction force of the steel belt.

Further, after completing the automatic fastening, the method includes: and controlling the two-in-one cylinder to continuously reset, and resetting the steel belt grabbing mechanism 1, the steel belt buckle tooth punching mechanism 2 and the steel belt head belt cutting mechanism 3 to an open state.

Further, control two unification cylinders continue to reset, steel band is grabbed the area mechanism 1, steel band buckle is taken towards tooth mechanism 2, steel band head surely takes mechanism 3 to reset to open state after, include: the binding belt is separated from the snap unit device under the action of the tension force and the stripping mechanism.

Specifically, after the band cutting process in step 40 is completed, the two-in-one cylinder starts to reset under program control, the steel band buckle tooth punching mechanism 2 is engaged and loosened, and the tooth buckles are automatically buckled under the action of the tightening reaction force of the binding bands to complete the binding and locking work. After the bundling locking device works, the two-in-one cylinder is continuously reset, the steel belt grabbing mechanism 1, the steel belt buckle tooth punching mechanism 2 and the steel belt head cutting mechanism 3 are all reset to an open state, and the bundling belt is separated from the snap-in unit device under the action of the tensioning force and the stripping mechanism. And the manufacturing process of the buckle-free steel buckle is completely finished. The requirement that each process is supported to same power is realized, utilizes power device's long stroke, realizes the short stroke structure of removal blade, guarantees through exempting from to detain formula steel knot can not cause damage such as fish tail indentation to the product of being beaten the bundle, has saved the cost of steel knot simultaneously. Therefore, the technical problem that after the steel belt is tightened up by using the occlusion packing buckle in the prior art, the steel buckle has a staggered tooth structure and uneven surface, and scratches and indentations are generated on the surface of a product to influence the quality of the product is solved. And the technical problems of product cost increase, production beat delay and the like in a method of adding a protective pad are also avoided.

One or more technical solutions in the embodiments of the present application have at least one or more of the following technical effects:

1. the invention provides a snap unit device, comprising: the steel belt grabbing mechanism is used for carrying out steel belt bundling and belt biting and grabbing actions; the steel belt buckle tooth punching mechanism is connected with the steel belt grabbing mechanism, and tooth buckles are pressed on the double-layer steel belt after the belt grabbing and bundling are finished; the steel belt head belt cutting mechanism is connected with the steel belt buckle tooth punching mechanism and is used for cutting off the steel belt; and the power stroke mechanism is respectively connected with the steel belt grabbing mechanism, the steel belt buckle tooth punching mechanism and the steel belt head belt cutting mechanism and is used for providing power. The multi-mechanism integration is achieved, a power device is shared, and a plurality of process contents are completed in one stroke; the short stroke structure of the movable blade is realized by utilizing the long stroke of the power device; the steel buckle is free from damage such as scratch and indentation of a bundled product, and the cost of the steel buckle is saved. Therefore, the technical problems that after a packing steel belt is tightened by using an occlusion packing buckle in the prior art, the product quality is affected due to scratches and indentations generated on the surface of a product due to the staggered tooth structure and the uneven surface of the steel buckle are solved, and a series of technical problems of product cost increase, production beat delay and the like are caused by a method of adding a protection pad.

2. The invention provides a process method of a snap unit device, which is applied to the snap unit device and comprises the following steps: carrying out bundling operation and strip threading operation on the steel strips; after the steel belt finishes the belt threading procedure, the power stroke mechanism is driven to move forward for a preset distance under the action of the two-in-one cylinder, belt biting and belt grabbing operations are finished through the steel belt grabbing mechanism, and the formed double-layer steel belt is controlled to be positioned between the steel belt buckle tooth punching mechanisms; under the action of the two-in-one cylinder, the power stroke mechanism is continuously driven to move forwards for a preset distance, and a tapping buckle is stamped on the double-layer steel belt through a steel belt buckle stamping mechanism; the power stroke mechanism continues to move forwards for a preset distance under the action of the two-in-one cylinder, and the steel strip head cutting mechanism moves the blade until the steel strip is cut off; when the steel belt is cut off, the two-in-one cylinder resets, the steel belt buckle tooth punching mechanism is meshed and loosened, and the tooth buckle completes automatic buckling under the tightening reaction force of the belt. The multi-mechanism integration is achieved, a power device is shared, and a plurality of process contents are completed in one stroke; the short stroke structure of the movable blade is realized by utilizing the long stroke of the power device; the steel buckle is free from damage such as scratch and indentation of a bundled product, and the cost of the steel buckle is saved. And then solved among the prior art use interlock packing to detain, after the packing steel band tightens up, because steel knot staggered tooth structure, surface unevenness exist and produce mar, indentation and influence product quality's technical problem to the product surface.

While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.