CN217395021U - Flat belt cutting device - Google Patents

Abstract

The utility model belongs to the technical field of cutting equipment, a flat belt cutting device is disclosed, the flat belt cutting device comprises a frame, a movable plate, a buffer component, a cutter and a prepressing mechanism, a fixed-length die is arranged on the frame, the flat belt can be arranged on the fixed-length die, the fixed-length die can realize the positioning of the flat belt, the movable plate is movably arranged in the frame, the buffer component is arranged between the movable plate and the frame, when the movable plate moves towards the fixed-length die, the buffer component can slow down the moving speed of the movable plate, the cutter and the prepressing mechanism are both arranged on the side surface of the movable plate facing the fixed-length die, and the prepressing mechanism can tightly press the flat belt on the fixed-length die; when the flat belt is placed on the fixed-length die and the moving plate moves towards the fixed-length die, the prepressing mechanism presses the flat belt on the fixed-length die, and then the cutter cuts the flat belt. The utility model provides a bandlet cutting device, the bandlet size precision of cutting is high, cutting speed is fast and convenient cutting, does benefit to batch production, and can prolong the life of cutter.

Description

Flat belt cutting device

Technical Field

The utility model relates to a cutting equipment technical field especially relates to a bandlet cutting device.

Background

An optical fiber, referred to as an optical fiber for short, is a light transmission tool that achieves the principle of total reflection transmission of light in a fiber made of glass or plastic. The fine optical fiber is enclosed in a plastic sheath so that it can be bent without breaking. Typically, a transmitting device at one end of the fiber uses a light emitting diode or a beam of laser light to transmit a pulse of light to the fiber, and a receiving device at the other end of the fiber uses a light sensitive element to detect the pulse. Cables containing optical fibers are referred to as fiber optic cables. Since the transmission loss of light in optical fiber is much lower than that of electricity in electric wire, and the main raw material is silicon, which has great storage and is easy to be exploited, the cost is low, and the optical fiber is promoted to be used as information transmission tool for long distance. As the price of optical fibers is further reduced, optical fibers are also used for medical and entertainment purposes.

At present, part of optical fiber products are formed by bundling a plurality of optical fibers, each optical fiber product comprises an outer sleeve and a plurality of optical fibers arranged in the outer sleeve, the plurality of optical fibers extend out of the end part of the outer sleeve and are arranged to form a flat belt, and the flat belt needs to be cut to a fixed length. In the prior art, the flat belt is usually cut in a manual fixed-length cutting mode, the cutting process is complex and error is easy to occur, and batch production is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bandlet cutting device conveniently tailors above-mentioned optic fibre, does benefit to batch production.

To achieve the purpose, the utility model adopts the following technical proposal:

a flat band cutting device comprising:

the flat belt fixing device comprises a frame, wherein a fixed-length die is arranged on the frame, a flat belt can be arranged on the fixed-length die, and the fixed-length die can realize the positioning of the flat belt;

the moving plate is movably arranged in the frame;

the buffer assembly is arranged between the moving plate and the frame, and can slow down the moving speed of the moving plate when the moving plate moves towards the fixed-length mold;

the cutter is arranged on the side face, facing the fixed-length die, of the moving plate;

the prepressing mechanism is arranged on the side surface, facing the fixed-length die, of the moving plate and can tightly press the flat belt on the fixed-length die;

when the flat belt is arranged on the fixed-length die and the moving plate moves towards the fixed-length die, the pre-pressing mechanism presses the flat belt on the fixed-length die, and then the cutter cuts the flat belt.

Optionally, the pre-press mechanism includes:

the first guide sleeve is fixedly connected with the moving plate;

the first guide rod penetrates through the first guide sleeve and is connected with the first guide sleeve in a sliding manner, and the first guide rod extends along the vertical direction of the frame;

the prepressing plate is arranged at one end, back to the moving plate, of the first guide rod;

one end of the first elastic body is connected with the moving plate, and the other end of the first elastic body is connected with the prepressing plate.

Optionally, the mobile device further comprises a guide mechanism disposed between the moving plate and the frame, and the moving plate is slidably connected to the frame through the guide mechanism.

Optionally, the guide mechanism comprises:

the second guide rod is arranged on the frame and extends along the vertical direction of the frame;

and the second guide sleeve is sleeved on the second guide rod and is in sliding connection with the second guide rod, and the second guide sleeve is fixedly connected with the moving plate.

Optionally, the device further comprises a driving mechanism arranged on the frame, and the driving mechanism can drive the moving plate to move.

Optionally, at least one fixed-length groove is formed in one side, facing the moving plate, of the fixed-length mold, and the flat belt can be placed in the fixed-length groove.

Optionally, the fixed length die is provided with a plurality of specifications, and the fixed length die is detachably connected with the frame.

Optionally, the frame includes a bottom plate, a top plate and side plates disposed between the bottom plate and the top plate, the side plates are disposed at two opposite ends of the bottom plate, one end of each side plate is connected to the bottom plate, the other end of each side plate is connected to the top plate, and the fixed-length mold is disposed on the bottom plate.

Optionally, the tool holder further comprises a transparent plate, the transparent plate is provided with two parts, the bottom plate, the top plate and the side plates enclose a safety space, and the moving plate, the buffer assembly, the tool and the pre-pressing mechanism are all arranged in the safety space.

Optionally, a fixing groove and an open groove are formed in the bottom plate, the fixing groove and the open groove are correspondingly formed in the length direction of the flat belt, and the fixed-length die is installed in the fixing groove.

The utility model has the advantages that:

the utility model provides a bandlet cutting device, operating personnel arrange the bandlet in fixed length mould on, move the movable plate towards fixed length mould, drive prepressing mechanism and cutter removal, prepressing mechanism contacts the bandlet earlier and compresses tightly the bandlet on fixed length mould, because fixed length mould can realize the location of bandlet, the movable plate continues to move down the cutting bandlet that makes cutter fixed length location, the bandlet size precision of this bandlet cutting device cutting is high, the cutting speed is fast and convenient the cutting, does benefit to batch production. In addition, the buffer component can slow down the moving speed of the moving plate, so that the moving speed of the moving plate is moderate, the fiber cutting quality is effectively guaranteed, and the service life of the cutter can be prolonged.

Drawings

Fig. 1 is a schematic view of a flat belt cutting device according to the present invention;

fig. 2 is a schematic view of the overall structure of the flat belt cutting device provided by the present invention;

fig. 3 is a schematic structural diagram of a bottom plate provided by the present invention;

fig. 4 is a schematic view of another perspective structure of the flat belt cutting device provided by the present invention;

fig. 5 is a cross-sectional view of the flat band cutting device provided by the present invention.

In the figure:

100. a frame; 110. a base plate; 111. fixing grooves; 112. an open slot; 113. a third through hole; 120. a top plate; 130. a side plate; 131. mounting grooves; 140. a transparent plate;

200. a fixed-length die; 210. a fixed long groove;

310. moving the plate; 311. a second through hole; 312. a limiting bulge; 313. a fourth via hole; 320. a fixing plate; 321. a first through hole;

400. a buffer assembly; 500. a cutter;

600. a pre-pressing mechanism; 610. a first guide sleeve; 620. a first guide bar; 621. a limiting plate; 630. pre-pressing a plate; 640. a first elastic body; 650. pre-pressing the pad;

700. a guide mechanism; 710. a second guide bar; 720. a second guide sleeve;

800. a drive mechanism;

910. a flat belt; 920. and (4) coating.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the present invention are shown in the drawings, not all of them.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1, the present embodiment provides a ribbon cutting apparatus for cutting an optical fiber product, which includes an outer cover 920 and a plurality of optical fibers disposed in the outer cover 920, the plurality of optical fibers extending from an end of the outer cover 920 and being arranged to form a ribbon 910. Specifically, the flat belt cutting device comprises a frame 100, a moving plate 310, a buffer assembly 400, a cutter 500 and a prepressing mechanism 600, wherein a fixed-length mold 200 is arranged on the frame 100, a flat belt 910 can be arranged on the fixed-length mold 200, the fixed-length mold 200 can realize the positioning of the flat belt 910, the moving plate 310 is movably arranged in the frame 100, the buffer assembly 400 is arranged between the moving plate 310 and the frame 100, when the moving plate 310 moves towards the fixed-length mold 200, the buffer assembly 400 can slow down the moving speed of the moving plate 310, the cutter 500 and the prepressing mechanism 600 are both arranged on the side surface of the moving plate 310, which faces towards the fixed-length mold 200, and the prepressing mechanism 600 can press the flat belt 910 onto the fixed-length mold 200; when the flat belt 910 is placed on the sizing die 200 and the moving plate 310 moves toward the sizing die 200, the prepressing mechanism 600 presses the flat belt 910 against the sizing die 200, and then the cutter 500 cuts the flat belt 910.

In this embodiment, an operator places the flat belt 910 on the fixed-length mold 200, moves the movable plate 310 toward the fixed-length mold 200, and drives the prepressing mechanism 600 and the cutter 500 to move, the prepressing mechanism 600 contacts the flat belt 910 first and presses the flat belt 910 onto the fixed-length mold 200, because the fixed-length mold 200 can position the flat belt 910, the movable plate 310 continues to move down to cut the flat belt 910, which is positioned at a fixed length by the cutter 500, the flat belt 910 cut by the flat belt cutting device has high dimensional accuracy and high cutting speed, is convenient to cut, and is beneficial to mass production. In addition, the buffer assembly 400 can slow down the moving speed of the moving plate 310, so that the moving speed of the moving plate 310 is moderate, the fiber cutting quality is effectively guaranteed, and the service life of the cutter 500 can be prolonged.

Preferably, the material of the cutter 500 may be tungsten steel or stainless steel, or may be other materials, which will not be described in detail herein.

In this embodiment, referring to fig. 2, the frame 100 includes a bottom plate 110, a top plate 120 and a side plate 130 disposed between the bottom plate 110 and the top plate 120, the side plate 130 is disposed at two opposite ends of the bottom plate 110, one end of the side plate 130 is connected to the bottom plate 110, the other end of the side plate 130 is connected to the top plate 120, and the fixed-length mold 200 is disposed on the bottom plate 110. In this embodiment, the attachment of the sizer die 200 to the base plate 110 facilitates placement of the strap 910 onto the sizer die 200.

Further, the flat belt cutting device further comprises a transparent plate 140, two transparent plates 140 are arranged on the transparent plate 140 and enclose a safety space with the bottom plate 110, the top plate 120 and the side plates 130, the moving plate 310, the buffer assembly 400, the cutter 500 and the pre-pressing mechanism 600 are all arranged in the safety space, personal safety of operators is effectively guaranteed, and the operators can observe conditions of internal components, conditions of the flat belt 910 on the fixed-length mold 200 and cutting conditions of the flat belt 910 through the transparent plate 140. Specifically, two mounting grooves 131 are formed in opposite sides of the two side plates 130, and the two mounting grooves 131 extend in the vertical direction of the frame 100 and are respectively disposed at two opposite side edges of the two side plates 130. Preferably, the transparent plate 140 is made of acrylic transparent material, or other materials, which are not limited herein.

In the present embodiment, with continued reference to fig. 2, the side of the fixed-length mold 200 facing the moving plate 310 is provided with at least one fixed-length slot 210, and the flat belt 910 can be placed in the fixed-length slot 210. Specifically, the definite length groove 210 extends in the width direction of the base plate 110. In this embodiment, the flat belt 910 is placed in the fixed-length groove 210, and the end of the outer sleeve 920 abuts against the end of the fixed-length groove 210, so that the distance between the cut end of the flat belt 910 and the end of the outer sleeve 920 is kept constant, and the cutting size precision is high. In addition, when the length fixing mold 200 is provided with a plurality of length fixing grooves 210, the cutting speed of the flat belt 910 can be increased, which is beneficial to mass production.

Further, the sizing die 200 is provided with various specifications, and the sizing die 200 is detachably connected to the frame 100. In this embodiment, the fixed-length mold 200 of the corresponding specification is selected for the flat belt 910 of various types with different thickness, width or length to be installed on the bottom plate 110, so that the flat belt cutting device has a wider trial range.

In this embodiment, referring to fig. 3, the bottom plate 110 is provided with a fixing groove 111 and an opening groove 112, the fixing groove 111 and the opening groove 112 are correspondingly arranged along the length direction of the flat belt 910, and the fixed-length mold 200 is installed in the fixing groove 111. In this embodiment, when the flat belt 910 is placed on the fixed-length mold 200, the portion of the flat belt 910 that needs to be cut is placed in the open slot 112, and after the moving plate 310 drives the cutter 500 to move toward the flat belt 910 to cut the flat belt 910, the cutter 500 is placed in the open slot 112, and the cut flat belt 910 also falls into the open slot 112, so as to facilitate the collection of the cut flat belt 910, and avoid the cutter 500 from moving over to collide with the bottom plate 110, thereby effectively protecting the cutter 500.

Specifically, the fixing grooves 111 and the opening grooves 112 on the bottom plate 110 are provided with limiting grooves corresponding to the fixed-length grooves 210 one to one, and when the flat belt 910 is disposed in the fixed-length grooves 210, the flat belt is also disposed in the limiting grooves. The spacing groove can also be arranged on the fixed-length mold 200, the spacing groove is integrated with the fixed-length groove 210, specifically, a groove can be further arranged between the fixing groove 111 and the opening groove 112, the fixed-length mold 200 is provided with a protruding part towards one side of the opening groove 112 in an outward extending mode, the protruding part is arranged in the groove, and the end face of the protruding part coincides with the side face parallel to the opening groove 112.

In this embodiment, the moving plate 310 moves along the vertical direction of the frame 100, and as shown in fig. 4 to 5, the pre-pressing mechanism 600 includes a first guide sleeve 610, a first guide rod 620, a pre-pressing plate 630 and a first elastic body 640, the first guide sleeve 610 is fixedly connected to the moving plate 310, the first guide rod 620 is inserted into the first guide sleeve 610 and slidably connected to the first guide sleeve 610, the first guide rod 620 extends along the vertical direction of the frame 100, the pre-pressing plate 630 is disposed at an end of the first guide rod 620 opposite to the moving plate 310, one end of the first elastic body 640 is connected to the moving plate 310, and the other end of the first elastic body 640 is connected to the pre-pressing plate 630. Specifically, the distance from the side of the pre-press plate 630 facing the sizing die 200 to the sizing die 200 is smaller than the distance from the blade of the cutter 500 to the sizing die 200. In this embodiment, the moving plate 310 moves toward the fixed-length mold 200 to drive the pre-pressing mechanism 600 and the cutter 500 to move, the pre-pressing plate 630 contacts with the flat belt 910 first, the moving plate 310 moves downward continuously, the moving plate 310 approaches the pre-pressing plate 630 and the first elastic body 640 is compressed, the pre-pressing plate 630 presses the flat belt 910 onto the fixed-length mold 200 through the elastic restoring force of the first elastic body 640, and the cutter 500 moves toward the flat belt 910 with the moving plate 310 to cut the flat belt 910, so that the structure is simple and the use is convenient.

Specifically, the first elastic body 640 may be a spring sleeved on the first guide rod 620, one end of the first elastic body 640 facing the first guide sleeve 610 abuts against one end of the first guide sleeve 610 facing the pre-pressing plate 630, and one end of the first elastic body 640 facing away from the first guide sleeve 610 abuts against a side surface of the pre-pressing plate 630 facing the moving plate 310. Of course, the first elastic body 640 may be other elastic members, and is not limited herein.

Specifically, a fixed plate 320 is fixedly connected to a side of the moving plate 310 facing the fixed-length mold 200, and a first guide sleeve 610 is installed on the fixed plate 320. Specifically, the fixing plate 320 is provided with a first through hole 321, and the first guide sleeve 610 is inserted into the first through hole 321. Furthermore, the moving plate 310 is provided with a second through hole 311 corresponding to the first through hole 321, one end of the first guide sleeve 610, which faces away from the fixed plate 320, is inserted into the second through hole 311, and the diameter of the second through hole 311 is greater than or equal to that of the first through hole 321. Further, a limiting plate 621 is installed by penetrating the first guiding sleeve 610 at an end of the first guiding rod 620 opposite to the pre-pressing plate 630, and the limiting plate 621 can prevent the first guiding rod 620 from being separated from the first guiding sleeve 610. Specifically, a limiting protrusion 312 is arranged in the second through hole 311 inward along the circumferential direction, and the end surface of the first guide sleeve 610 arranged in the second through hole 311 is abutted against the limiting protrusion 312, so that the installation and positioning of the first guide sleeve 610 are realized.

Further, the fixed plate 320 is detachably connected with the moving plate 310, and the tool 500 and the prepressing mechanism 600 are both integrated on the fixed plate 320, so that the tool 500 and the prepressing mechanism 600 can be conveniently and integrally replaced, and the adjustment process of the tool 500 and the prepressing mechanism 600 after the tool 500 and the prepressing mechanism 600 are independently replaced is omitted. Further, the cutter 500 and the first guide sleeve 610 are detachably mounted on the fixing plate 320, so that the cutter 500 and the first guide sleeve 610 can be conveniently replaced.

Further, the first guide rod 620, the first guide sleeve 610 and the first elastic body 640 are provided in a plurality of and are arranged in a one-to-one correspondence manner, so that the pre-pressing plate 630 can better press the flat belt 910. Preferably, two first guide rods 620, two first guide sleeves 610, and two first elastic bodies 640 are provided.

Further, a pre-pressing pad 650 is disposed on a side of the pre-pressing plate 630 facing away from the moving plate 310, and the pre-pressing plate 630 presses the flat belt 910 through the pre-pressing pad 650. Preferably, the pre-pressing pad 650 is made of rubber, and the pre-pressing plate 630 can effectively prevent the flat belt 910 from being crushed in the process of pressing the flat belt 910 by the pre-pressing pad 650, although the pre-pressing pad 650 may be made of other materials, which is not limited herein.

In this embodiment, as shown in fig. 4 to 5, the flat band cutting device further includes a guide mechanism 700 disposed between the moving plate 310 and the frame 100, and the moving plate 310 is slidably connected to the frame 100 through the guide mechanism 700, so that the moving plate 310 moves along a fixed direction to stabilize the cutting process. Specifically, the moving plate 310 is moved in the vertical direction of the frame 100 by the guide mechanism 700.

Further, the guiding mechanism 700 includes a second guiding rod 710 and a second guiding sleeve 720, the second guiding rod 710 is disposed on the frame 100, the second guiding rod 710 extends along the vertical direction of the frame 100, the second guiding sleeve 720 is sleeved on the second guiding rod 710 and slidably connected to the second guiding rod 710, and the second guiding sleeve 720 is fixedly connected to the moving plate 310. Specifically, the second guide rod 710 is fixedly connected to the base plate 110, and a plurality of second guide rods 710 and a plurality of second guide sleeves 720 are provided. In this embodiment, the moving plate 310 can be stably moved in the extending direction of the second guide bar 710 by the guide mechanism 700.

Specifically, the bottom plate 110 is provided with a third through hole 113, the second guide rod 710 is inserted into the third through hole 113, and the design of the third through hole 113 facilitates the positioning and installation of the second guide rod 710. Further, the moving plate 310 is provided with a fourth through hole 313, the second guide sleeve 720 is inserted into the fourth through hole 313, and the design of the fourth through hole 313 facilitates the positioning and installation of the second guide sleeve 720.

In this embodiment, as shown in fig. 4 to 5, the buffering assembly 400 may be a plurality of second elastic bodies, or may be other buffering members, which are not limited herein, and the moving speed of the moving plate 310 can be effectively slowed down by the elastic restoring force of the second elastic bodies. Specifically, one end of the second elastic body abuts against the base plate 110, and the other end of the second elastic body abuts against the second guide sleeve 720. Preferably, the second elastic body may be a spring sleeved on the second guide rod 710, or may be another elastic member, which is not limited herein.

In this embodiment, with continued reference to fig. 4 to 5, the flat belt cutting device further includes a driving mechanism 800 disposed on the frame 100, and the driving mechanism 800 can drive the moving plate 310 to move. Preferably, the driving mechanism 800 may be a cylinder, a base of the cylinder is connected to the top plate 120, and a driving end of the cylinder is connected to the moving plate 310, but the driving mechanism 800 may also be a hydraulic cylinder or other driving device, which is not limited herein. In this embodiment, when the driving mechanism 800 is an air cylinder, after the cutting of the flat belt 910 is completed, the elastic restoring force of the second elastic body can assist the moving plate 310 to rapidly return to the initial position.

Further, the flat belt cutting device further includes a start switch (not shown) for starting the driving mechanism 800, and the start switch may be pedal-type or other types, which is not limited herein.

Illustratively, an operator places the flat belt 910 in the fixed-length groove 210, abuts the end of the outer sleeve 920 against the end of the fixed-length groove 210, starts the start switch, and the cylinder drives the moving plate 310 to move towards the flat belt 910 to drive the pre-pressing mechanism 600 and the cutter 500 to move, the pre-pressing plate 630 contacts with the flat belt 910 first, and presses the flat belt 910 on the fixed-length mold 200 through the elastic restoring force of the first elastic body 640, the cutter 500 continues to move towards the flat belt 910 along with the moving plate 310 to complete cutting of the flat belt 910, and during the whole moving process of the moving plate 310, the elastic restoring force of the second elastic body acts on the moving plate 310, so that the moving speed of the moving plate 310 is moderate, the quality of fiber cutting is effectively guaranteed, and the service life of the cutter 500 can be prolonged. After the cutting of the flat belt 910 is completed, the operator turns off the start switch, and the cylinder drives the moving plate 310 to rapidly return to the initial position under the elastic restoring force of the second elastic body, so as to complete the next cutting of the flat belt 910. The flat belt 910 cut by the flat belt cutting device is high in size precision, high in cutting speed and convenient to cut, and is beneficial to batch production.

The flat belt cutting device provided in this embodiment may also be used to cut other products, and is not limited herein.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A flat belt cutting apparatus, comprising:

the fixing device comprises a frame (100), wherein a fixed-length die (200) is arranged on the frame (100), a flat belt (910) can be placed on the fixed-length die (200), and the fixed-length die (200) can realize the positioning of the flat belt (910);

the moving plate (310), the moving plate (310) is movably arranged in the frame (100);

a buffer assembly (400), wherein the buffer assembly (400) is arranged between the moving plate (310) and the frame (100), and when the moving plate (310) moves towards the fixed-length mold (200), the buffer assembly (400) can reduce the moving speed of the moving plate (310);

a cutter (500), wherein the cutter (500) is arranged on the side surface of the moving plate (310) facing the fixed-length mold (200);

the pre-pressing mechanism (600), the pre-pressing mechanism (600) is arranged on the side surface, facing the fixed-length mold (200), of the moving plate (310), and the flat belt (910) can be pressed on the fixed-length mold (200) by the pre-pressing mechanism (600);

when the flat belt (910) is placed on the fixed-length mold (200) and the moving plate (310) moves towards the fixed-length mold (200), the cutter (500) cuts the flat belt (910) after the flat belt (910) is pressed on the fixed-length mold (200) by the pre-pressing mechanism (600).

2. The device according to claim 1, characterized in that said pre-pressing means (600) comprise:

the first guide sleeve (610), the first guide sleeve (610) and the moving plate (310) are fixedly connected;

the first guide rod (620) is arranged in the first guide sleeve (610) in a penetrating mode and is connected with the first guide sleeve (610) in a sliding mode, and the first guide rod (620) extends along the vertical direction of the frame (100);

the prepressing plate (630) is arranged at one end, back to the moving plate (310), of the first guide rod (620);

one end of the first elastic body (640) is connected with the moving plate (310), and the other end of the first elastic body (640) is connected with the pre-pressing plate (630).

3. The ribbon cutting device according to claim 1, further comprising a guide mechanism (700) disposed between the moving plate (310) and the frame (100), the moving plate (310) being slidably coupled to the frame (100) via the guide mechanism (700).

4. Device according to claim 3, characterized in that said guide means (700) comprise:

a second guide bar (710), the second guide bar (710) being disposed on the frame (100), and the second guide bar (710) extending in a vertical direction of the frame (100);

the second guide sleeve (720), the second guide sleeve (720) is sleeved on the second guide rod (710) and is in sliding connection with the second guide rod (710), and the second guide sleeve (720) is fixedly connected with the moving plate (310).

5. The ribbon cutting device according to claim 1, further comprising a driving mechanism (800) disposed on the frame (100), wherein the driving mechanism (800) can drive the moving plate (310) to move.

6. The device for cutting flat strips according to claim 1, wherein the fixed-length die (200) is provided with at least one fixed-length slot (210) on the side facing the moving plate (310), the flat strip (910) being able to be placed in the fixed-length slot (210).

7. The strap cutting apparatus of claim 1 wherein the sizing die (200) is provided with a plurality of sizes and the sizing die (200) is removably attached to the frame (100).

8. The flat belt cutting device according to claim 1, wherein the frame (100) comprises a bottom plate (110), a top plate (120) and side plates (130) arranged between the bottom plate (110) and the top plate (120), the side plates (130) are arranged at two opposite ends of the bottom plate (110), one end of each side plate (130) is connected with the bottom plate (110), the other end of each side plate (130) is connected with the top plate (120), and the fixed-length die (200) is arranged on the bottom plate (110).

9. The ribbon cutting device according to claim 8, further comprising a transparent plate (140), wherein the transparent plate (140) is provided with two and encloses a safety space with the bottom plate (110), the top plate (120) and the side plate (130), and the moving plate (310), the buffer assembly (400), the cutter (500) and the pre-pressing mechanism (600) are all disposed in the safety space.

10. The flat belt cutting device according to claim 8, wherein the bottom plate (110) is provided with a fixing groove (111) and an opening groove (112), the fixing groove (111) and the opening groove (112) are correspondingly arranged along the length direction of the flat belt (910), and the fixed length mold (200) is installed in the fixing groove (111).

Images