CN217802024U - Carbon fiber cutting device - Google Patents

Abstract

The utility model discloses a carbon fiber cutting device, this carbon fiber cutting device includes sharp reciprocating gear, the cutting tool, the workstation slides, and the actuating mechanism that the workstation removed is slided in the drive, sharp reciprocating gear drives cutting tool up-and-down motion, it puts the thing base to be equipped with on the workstation of sliding, it is equipped with the cutting buckle to put thing base upper cover, the thing space of putting that is used for placing the carbon fiber is provided with between the thing base to the cutting buckle, set up a plurality ofly on the cutting buckle with cutting tool width assorted cutting groove with the interval, during the cutting, the cutting tool passes cuts the carbon fiber that the thing space will be put in the cutting groove and cuts off. The utility model discloses a carbon fiber cutting device sets up a plurality of cutting grooves through cutting on the buckle at intervals, can guarantee fibrous length of cutting off well evenly to through the continuous motion of actuating mechanism drive workstation that slides, can once cut a large amount of fibre, degree of automation is high.

Description

Carbon fiber cutting device

Technical Field

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

Background

The carbon fiber is a high-strength and high-modulus fiber, and the carbon content of the carbon fiber is more than 90%. The carbon fiber and the composite material thereof have the advantages of excellent mechanical property, light weight, excellent electrical property and the like, and are widely applied to the fields of automobiles, traffic, aerospace and the like. During the research and preparation of carbon fiber composites, laboratories often need to cut short carbon fibers into 0.5-5 mm long chopped carbon fibers.

At present, the automatic fiber cutting device on the market is mostly used for cutting continuous long-bundle fibers, and is large in size, heavy and inconvenient to use in a laboratory. The carbon fiber cutting device for the existing laboratory comprises a support frame, a positioning baffle and a cutter, is convenient to operate and low in manufacturing cost, can ensure that the length of the cut carbon fiber meets the experimental requirement and is even in length, needs manual operation, fails to meet the requirement of automation, and is low in efficiency in use.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an embodiment of the utility model provides a expect to provide a can guarantee the even and automatic carbon fiber cutting device of automatic cutout carbon fiber of cutting length.

The technical scheme of the utility model is realized like this:

the utility model provides a carbon fiber cutting device, include sharp reciprocating mechanism, cutting tool, the workstation that slides and with the workstation that slides is connected and is used for the drive the actuating mechanism that the workstation that slides removed, sharp reciprocating mechanism drives cutting tool up-and-down motion, be equipped with on the workstation that slides and put the thing base, it is equipped with the cutting buckle to put thing base upper cover, the cutting buckle with put and be provided with the thing space of putting that is used for placing the carbon fiber between the thing base, set up on the cutting buckle at interval a plurality of with the cut groove of cutting tool structure looks adaptation, during the cutting, cutting tool passes cut groove will put the carbon fiber in the thing space and cut off.

Preferably, put the thing base and form from the upper surface undercut and put the thing groove, the cutting buckle lid is established put thing groove top, the carbon fiber is placed put in the thing groove, put the thing space form in put the thing groove with between the cutting buckle.

Preferably, the cutting buckle plate is detachably fixed on the object placing base.

Preferably, the article placing base and the cutting buckle plate are both made of polymethyl methacrylate.

Preferably, actuating mechanism includes base, step-by-step drive unit and connect in step-by-step drive unit's lead screw, the workstation sliding connection that slides in on the base, the lead screw passes the workstation that slides, step-by-step drive unit drives when rotating the lead screw the workstation that slides is in quantitative removal on the base.

Preferably, the cutting tool comprises a push rod and a blade connected to the push rod, and the linear reciprocating mechanism drives the push rod to move so as to cut the carbon fiber on the sliding workbench.

Preferably, the cutting tool further comprises a guide block fixed on the support plate, and the push rod passes through the guide block and moves along the guide block.

Preferably, the blade is a tungsten steel blade.

Preferably, still include the locating support, the locating support set up in the workstation top of sliding, cutting tool passes the locating support.

Preferably, the positioning bracket is U-shaped.

The embodiment of the utility model provides a carbon fiber cutting device crosses set up on the workstation that slides and put thing base and cutting buckle, and set up a plurality of cutting grooves of cutting at an interval on the cutting buckle, make adjacent two under the certain circumstances of interval distance of cutting groove, the length of the carbon fiber of cutting out is also certain, consequently, can guarantee fibrous length of cutting off well evenly, and pass through the actuating mechanism drive the continuous motion of workstation that slides can once cut a large amount of fibers, and degree of automation is high, and whole volume is less, and processing is very simple and convenient, has succinct pleasing to the eye modelly, makes into this lower advantage, more is fit for colleges and universities' laboratory use.

Drawings

Fig. 1 is a schematic structural diagram of a carbon fiber cutting device provided by the present invention;

FIG. 2 is a partial schematic structural view of the carbon fiber cutting device shown in FIG. 1;

fig. 3 is a schematic structural diagram of another embodiment of the carbon fiber cutting device provided by the present invention.

Detailed Description

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1 and fig. 2. This carbon fiber cutting device include sharp reciprocating gear 1, cutting tool 2, the workstation 3 that slides and with 3 connections of workstation that slides are used for the drive the actuating mechanism 4 that the workstation 3 removed slides, sharp reciprocating gear 1 drives 2 up-and-down motion of cutting tool, it puts thing base 5 to be equipped with on the workstation 3 that slides, it is equipped with cutting buckle 6 to put 5 upper covers of thing base, cutting buckle 6 with it is provided with the thing space 7 of putting that is used for placing the carbon fiber to put between the thing base 5, cutting buckle 6 go up the interval seted up a plurality of with cutting tool 2 width and length assorted cutting groove 61. When the cutter moves downwards for cutting, the cutting cutter 2 penetrates through the cutting groove 61 to cut off the carbon fiber in the storage space 7. Through set up on the workstation 3 that slides and put thing base 5 and cutting buckle 6, and set up a plurality of cutting grooves 61 on the cutting buckle 6 at intervals, make adjacent two under the certain circumstances of interval distance of cutting grooves 61, the length of the carbon fiber of cutting out is also certain, consequently, can guarantee fibrous cut-off length evenly well, and through actuating mechanism 4 drive the continuous motion of workstation 3 that slides can once cut a large amount of fibers, and degree of automation is high, and whole volume is less, and processing is very simple and convenient, has the succinct pleasing to the eye of modelling, makes into this lower advantage, more is fit for the colleges and universities laboratory and uses.

The object placing base 5 is sunken downwards from the upper surface to form an object placing groove 51, the cutting buckle plate 6 covers the object placing groove 51, the carbon fibers are placed in the object placing groove 51, and the object placing space 7 is formed between the object placing groove 51 and the cutting buckle plate 6.

The cutting buckle plate 6 is detachably fixed on the object placing base 5. Cutting buckle 6 passes through M5's fix with screw put on the thing base 5, like this, cutting buckle 6 can be changed according to the carbon fiber cutting length demand of difference, can cut out the short carbon fiber of different length, and is very simple and convenient, and the application scope of device is wider. Specifically, in the present embodiment, the distance between two adjacent grooves of the cutting groove 61 is 5mm, and the groove width of the cutting groove 61 is 1mm.

Specifically, in this embodiment, the placement base 41 and the cutting buckle 6 are both made of polymethyl methacrylate.

The driving mechanism 4 comprises a base 41, a stepping driving unit 43 and a lead screw 45 connected to the stepping driving unit 43, the sliding workbench 3 is slidably connected to the base 41, the lead screw 45 penetrates through the sliding workbench 3, and the stepping driving unit 43 drives the lead screw 45 to rotate so as to drive the sliding workbench 3 to move quantitatively on the base 41 according to a preset value.

Specifically, the step driving unit 43 includes a step motor, a step motor controller, and a step driver, preferably, a KW-Y2 two-axis step motor controller and a TB660 step driver. The step motor is an open-loop control system which converts an electric pulse signal into angular displacement or linear displacement and rotates by a rotor, and the motion step pitch of the step motor runs according to a certain step pitch angle. The rotation speed and stop point of the stepping motor are only related to the frequency of the pulse signal and the number of pulses, so that the positioning precision is high.

The stepping motor is matched with a stepping driver, and the stepping driver is a power amplifier capable of enabling the stepping motor to run and capable of converting a pulse signal sent by a stepping controller into angular displacement of the stepping motor. The angular displacement of the output is proportional to the input pulse number, and the rotating speed is proportional to the pulse frequency. When the stepping driver receives a pulse signal, the stepping motor is driven to rotate by a stepping angle in a predetermined direction. The angular displacement is controlled by controlling the number of pulses, so that the aim of accurate positioning is fulfilled. The control pulse frequency can control the rotating speed and acceleration of the motor, thereby finishing accurate speed regulation. The positive and negative rotation of the motor can be changed by changing the electrifying sequence. The controller of the stepping motor is a controller capable of sending out uniform pulse signals, and the signals sent out are input into a driver of the stepping motor and then converted into strong current signals required by the stepping motor by the driver of the stepping motor. The KW-Y2 two-axis stepping motor controller is a controller with the control precision of 0.01MM, can simultaneously control the output of X-axis and Y-axis pulse signals, can automatically and continuously run a program, and can also run the program in a single step.

Specifically, in this embodiment, the cutting tool 2 includes a push rod 21 and a blade 23 connected to the push rod 21, and the linear reciprocating mechanism 1 drives the push rod 21 to move so as to cut the carbon fiber on the sliding table 3. Specifically, the linear reciprocating mechanism 1 is an eccentric wheel eccentric linear reciprocating mechanism, the eccentric wheel linear reciprocating mechanism drives the push rod 21 to move up and down, and along with each downward movement of the push rod 21, the cutting edge penetrates through the cutting groove 61 and then reaches the bottom end of the storage groove 51, and simultaneously cuts off carbon fibers laid in the storage groove 51 in parallel. The eccentric wheel rotates for a circle to drive the push rod 21 to do reciprocating motion up and down once, the blade 23 cuts downwards once along with the reciprocating motion, and the blade 23 cuts downwards at the bottom end of the article holding groove 51 every time. And then the straight reciprocating motion mechanism of the eccentric wheel stops moving, the sliding rail moves forwards for a distance of the length of the required chopped carbon fiber and then stops, and the straight reciprocating motion mechanism of the eccentric wheel continues moving again, so that the process is circulated until all the carbon fibers in the article holding groove 51 are cut into chopped carbon fibers.

Referring to fig. 3, in another embodiment, in order to better position and guide the push rod 21, the cutting tool 2 further includes a guide block 25 fixed on the support plate, and the push rod 21 passes through the guide block 25 and moves along the guide block.

Specifically, in the present embodiment, the blade 23 is a tungsten steel blade. The blade 23 is connected to the push rod 21 through a Y-shaped joint 25, wherein the width of the selected blade 23 is 43mm, the length of the selected blade is 30mm, the thickness of the selected blade is 0.02mm, and a round hole with the same diameter as the diameter of the Y-shaped joint is drilled in the blade 23 and used for fixing the blade 23 on the Y-shaped joint 25.

In another embodiment, the carbon fiber cutting device further comprises a positioning bracket 9, the positioning bracket 9 is disposed above the sliding table 3, the push rod 21 of the cutting tool 2 penetrates through the positioning bracket 9, and the blade 23 is located below the positioning bracket 9.

Specifically, in this embodiment, the positioning bracket 9 is U-shaped. The U-shaped positioning support 9 can better position and guide the push rod 21 in the movement, so that the cutting deviation in the up-and-down movement process of the push rod 21 is avoided, and the processing accuracy is effectively improved.

The embodiment of the utility model provides a carbon fiber cutting device passes through set up on the workstation that slides and put thing base and cutting buckle, and set up a plurality of cutting grooves of cutting at an interval on the cutting buckle, make adjacent two under the certain circumstances of interval distance of cutting groove, the length of the carbon fiber of cutting out is also certain, consequently, can guarantee fibrous cutting length well evenly, and pass through the actuating mechanism drive the continuous motion of workstation that slides can once cut a large amount of fibers, and degree of automation is high, and whole volume is less, and processing is very simple and convenient, has succinct pleasing to the eye modelly, makes into this lower advantage, more is fit for colleges and universities' laboratory use.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A carbon fiber cutting device is characterized by comprising a linear reciprocating mechanism, a cutting tool, a sliding workbench and a driving mechanism which is connected with the sliding workbench and used for driving the sliding workbench to move, wherein the linear reciprocating mechanism drives the cutting tool to reciprocate up and down, the sliding workbench is provided with a storage base, put thing base upper cover and be equipped with the cutting buckle, the cutting buckle with put and be provided with the thing space of putting that is used for placing the carbon fiber between the thing base, set up on the cutting buckle at an interval a plurality of with the cutting groove of cutting tool structure looks adaptation, during the cutting, cutting tool passes cutting groove will put the carbon fiber in the thing space and cut off.

2. The carbon fiber cutting device according to claim 1, wherein the storage base is recessed downward from the upper surface to form a storage groove, the cutting buckle plate is covered above the storage groove, the carbon fibers are placed in the storage groove, and the storage space is formed between the storage groove and the cutting buckle plate.

3. The carbon fiber cutting device according to claim 1, wherein the cutting gusset is detachably fixed on the placement base.

4. The carbon fiber cutting device according to claim 1, wherein the placement base and the cutting buckle are both made of polymethyl methacrylate.

5. The carbon fiber cutting device according to claim 1, wherein the driving mechanism comprises a base, a stepping driving unit, and a lead screw connected to the stepping driving unit, the sliding table is slidably connected to the base, the lead screw passes through the sliding table, and the stepping driving unit drives the lead screw to rotate so as to drive the sliding table to move quantitatively on the base.

6. The carbon fiber cutting device according to claim 1, wherein the cutting tool comprises a push rod and a blade connected to the push rod, and the linear reciprocating mechanism drives the push rod to move so as to cut the carbon fiber on the sliding table.

7. The carbon fiber cutting device as claimed in claim 6, wherein the cutting tool further comprises a guide block fixed to a support plate, and the push rod is moved along the guide block through the guide block.

8. The carbon fiber cutting apparatus according to claim 6, wherein the blade is a tungsten steel blade.

9. The carbon fiber cutting device according to any one of claims 1 to 8, further comprising a positioning bracket disposed above the sliding table, the cutting tool passing through the positioning bracket.

10. The carbon fiber cutting device according to claim 9, wherein the positioning bracket is U-shaped.

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