CN209207622U - A kind of straight cutting machine - Google Patents

Abstract

The utility model discloses a straight cutting machine, which comprises a working platform, a knife belt, a feeding positioning mechanism arranged on the right flat plate, a fixed pressing mechanism arranged on the left flat plate, and a movable type positioning mechanism arranged on the right flat plate. Pressure suction mechanism; feeding positioning mechanism includes a guide rail, a rectangular positioning rod that slides with the guide rail, and a threaded handle for fixing the rectangular positioning rod on the guide rail; the fixed pressing mechanism includes a column, a beam, and a first hydraulic cylinder And the first pressing plate; the movable pressure-suction mechanism includes a vertical plate, a driving mechanism for driving the vertical plate, a second pressing plate and a vacuum suction nozzle. The straight cutting machine of the utility model presses the material to be cut on both sides of the knife belt respectively by the first pressing plate of the fixed pressing mechanism and the second pressing plate of the movable pressing and sucking mechanism during the cutting process, so as to reduce trembling and make the The cut is smoother and flatter; and it can also transfer and stack the cut rectangular strips, which can improve production efficiency.

Description

a straight cutting machine

technical field

The utility model relates to the technical field of production of shock absorbing pads, shock absorbing strips and sealing strips, in particular to a straight cutting machine.

Background technique

Shock absorbing pads, shock absorbing strips, sealing strips and other products made of sponge and other materials are usually cut by straight cutting machines during the production process.

During the production process, the sponge raw material board or raw material belt is manually moved to the knife belt of the straight cutting machine for cutting. Because the existing slitting machine lacks a mechanism for compressing and fixing the sponge raw material during the slitting process, the sponge will tremble during the cutting process, resulting in uneven incisions. In order to reduce material trembling, in the prior art, a wooden board is usually manually placed on the sponges on both sides of the knife belt for compaction, but the effect of manual compaction of the sponge is poor, and it will increase labor intensity and reduce production efficiency.

At the same time, in the production process, it is also necessary to manually stack the cut rectangular strips, and then cut the laminated rectangular strips to obtain the required rectangular block-shaped shock absorbers, rectangular strip-shaped shock absorbers, Sealing strips and other products. However, manually removing the cut rectangular strips and stacking them will further increase the labor intensity and reduce production efficiency.

Utility model content

In view of this, the purpose of this utility model is to provide a straight cutting machine to solve the problem that the straight cutting machine in the prior art cannot prevent the material from trembling well during the cutting process, and it is necessary to manually remove the cut rectangular strips And the technical issues cascaded up.

The straight cutting machine of the utility model comprises a working platform and a knife belt. The working platform includes a left flat plate and a right flat plate. The left flat plate and the right flat plate have a slit for the knife belt to pass through at the butt joint. The feeding positioning mechanism on the flat plate, the fixed pressing mechanism on the left flat plate, and the movable pressing and sucking mechanism on the right flat plate;

The feed positioning mechanism includes a guide rail fixed on the edge of the right plate and parallel to the longitudinal direction of the working platform, a rectangular positioning rod slidingly fitted with the guide rail and parallel to the transverse direction of the working platform, and arranged at both ends of the rectangular positioning rod for Threaded handle to secure the rectangular positioning rod to the rail;

The fixed pressing mechanism includes a column fixed on the edge of the left plate, a beam fixed on the column and parallel to the transverse direction of the working platform, a first hydraulic cylinder vertically fixed on the beam with the piston rod downward, a vertical connection The first pressure plate on the piston rod of the first hydraulic cylinder, and the first guide rod vertically connected to the first pressure plate and slidingly matched with the beam up and down, the first pressure plate is parallel to the transverse direction of the working platform;

The movable pressure-suction mechanism includes a vertical plate slidingly matched with the guide rail and parallel to the rectangular positioning rod, a driving mechanism for driving the vertical plate to move along the guide rail, a connecting plate arranged on the top surface of the vertical plate, and a connecting plate vertically arranged on the connecting plate. The second hydraulic cylinder with the piston rod facing down, the nozzle mounting plate vertically connected to the piston rod of the second hydraulic cylinder, the second guide rod vertically connected to the nozzle mounting plate and slidingly matched with the connecting plate, a vacuum nozzle vertically connected to the nozzle mounting plate, a third hydraulic cylinder vertically connected to the nozzle mounting plate with the piston rod downward, and a second pressure plate vertically connected to the end of the piston rod of the third hydraulic cylinder, The second platen is provided with an escape groove for avoiding the vacuum nozzle;

An adjusting groove parallel to the longitudinal direction of the working platform is arranged on the connecting plate, and the connecting plate is pressed and fixed on the top surface of the vertical plate by screws located in the adjusting groove.

Further, the driving mechanism includes a screw threaded with the vertical plate and a motor driving the screw.

The beneficial effects of the utility model:

1. For the straight cutting machine of this utility model, before cutting operation, first adjust the position of the rectangular positioning rod along the guide rail. After the adjustment is in place, rotate the threaded handle to fix the rectangular positioning rod on the guide rail, so that each time when feeding forward, the rectangular positioning rod passes through the The positioning of the material to be cut can ensure the accuracy of the feed rate.

2. The straight cutting machine of this utility model presses the material to be cut on both sides of the knife belt through the first pressing plate of the fixed pressing mechanism and the second pressing plate of the movable pressing and sucking mechanism respectively during the cutting process, so that the cutting process The material to be cut remains stable, reducing vibration, making the cut smoother and better in cutting quality.

3. The straight cutting machine of the utility model, the rectangular strips cut each time can be lifted and transferred backward by the vacuum nozzle, and stacked in layers, which can solve the problem that the existing straight cutting machines need to manually move the cut rectangular strips. Walk and layer up issues to increase productivity.

3. The straight cutting machine of this utility model can adjust the position of the vertical plate along the guide rail, and the position of the connecting plate can be adjusted along the adjustment groove, and has good adaptability to products of different sizes.

Description of drawings

Fig. 1 is the front side three-dimensional structure schematic diagram of straight cutting machine in the embodiment;

Fig. 2 is the rear side three-dimensional structure schematic diagram of straight cutting machine in the embodiment;

Figure 3 is an enlarged schematic view of part P in Figure 1;

Fig. 4 is a structural schematic diagram of the knife belt driving device.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

As shown in the figure, the straight cutting machine in this embodiment includes a working platform and a knife belt 1, and the working platform includes a left flat plate 2 and a right flat plate 3, and the left flat plate and the right flat plate are left at the joint for the knife belt to pass through. Seam 4. In this embodiment, the straight cutting machine also includes a feeding positioning mechanism arranged on the right flat plate, a fixed pressing mechanism arranged on the left flat plate, and a movable pressing and sucking mechanism arranged on the right flat plate.

The feed positioning mechanism includes a guide rail 5 fixed on the edge of the right plate and parallel to the longitudinal direction of the working platform, a rectangular positioning rod 6 which slides with the guide rail and is parallel to the transverse direction of the working platform, and is arranged at both ends of the rectangular positioning rod. Threaded handle 7 for securing the rectangular positioning rod to the rail. The threaded handle is threaded with the rectangular positioning rod. The front end of the threaded handle is on the guide rail. Rotate the threaded handle to make the front end break away from the guide rail, and the rectangular positioning rod can be pushed to move along the guide rail. Tighten the threaded handle to fix the rectangular positioning rod on the guide rail. superior. Before the cutting operation of the straight cutting machine, adjust the position of the rectangular positioning rod along the guide rail. After the adjustment is in place, the front end of the material to be cut will be positioned by the rectangular positioning rod each time the material is fed forward, which can ensure the accuracy of the feeding amount.

The fixed pressing mechanism includes a column 8 fixed on the edge of the left plate, a beam 9 fixed on the column and parallel to the transverse direction of the working platform, and a first hydraulic cylinder 10 vertically fixed on the beam with the piston rod downward , the first pressure plate 11 vertically connected to the piston rod of the first hydraulic cylinder, and the first guide rod 12 vertically connected to the first pressure plate and slidingly matched with the beam up and down, the first pressure plate is parallel to the transverse direction of the working platform .

The movable press-suction mechanism includes a vertical plate 13 that is slidingly matched with the guide rail and parallel to the rectangular positioning rod, a driving mechanism that drives the vertical plate to move along the guide rail, a connecting plate 14 that is arranged on the top surface of the vertical plate, and is vertically arranged on the top surface of the vertical plate. The second hydraulic cylinder 15 on the connecting plate and the piston rod downward, the suction nozzle mounting plate 16 vertically connected on the piston rod of the second hydraulic cylinder, the first suction nozzle mounting plate vertically connected on the suction nozzle mounting plate and slidingly matched with the connecting plate Two guide rods 17, the vacuum suction nozzle 18 vertically connected on the suction nozzle mounting plate, the third hydraulic cylinder 19 vertically connected on the suction nozzle mounting plate and the piston rod downwards, and the third hydraulic cylinder piston rod end vertically connected The second pressing plate 20 on the upper part is provided with an escape groove for avoiding the vacuum suction nozzle. In a specific implementation, the vacuum suction nozzle is connected to the vacuum pump through a pipeline, and an electromagnetic reversing valve is arranged on the pipeline to control the air pressure in the vacuum suction nozzle.

An adjustment groove 21 parallel to the longitudinal direction of the working platform is arranged on the connecting plate, and the connecting plate is pressed and fixed on the top surface of the vertical plate by screws 22 located in the adjusting groove.

In this embodiment, the driving mechanism includes a screw 23 threadedly engaged with the vertical plate and a motor 24 for driving the screw. Of course, the drive mechanism can also adopt other forms of linear drives in different embodiments.

The working process of the straight cutting machine in the present embodiment is:

In the first step, the material on the material roll 25 is pulled out and laid on the working platform, and the end of the material is pushed against the rectangular positioning rod.

In the second step, the first hydraulic cylinder drives the first platen to move down to press the material to be cut.

In the third step, the motor drives the screw to rotate in the forward direction, thereby pushing the vertical plate forward along the guide rail, and moving the second pressing plate to the pressing station.

In the fourth step, the third hydraulic cylinder drives the second platen to move down to press the material to be cut.

In the fifth step, the motor drives the driving wheel that drives the knife belt to rotate, and at the same time, the linear driver of the horizontal worktable pushes the horizontal worktable to move laterally to send the material to be cut to the knife belt, so as to realize the cutting of the material to be cut. After the slitting is completed, the drive motor of the knife belt and the linear drive of the horizontal table are stopped. The installation mode of horizontal workbench and the linear driver 31 of driver translation are prior art, as shown in Figure 1 and 2, horizontal workbench is arranged on the frame 26, and frame is provided with and supports horizontal workbench and is connected with horizontal workbench. The horizontal guide rail 27 of sliding fit, linear driver can adopt the linear driver that motor and screw mandrel are formed, and the bottom of horizontal workbench is provided with the screw sleeve that cooperates with screw mandrel; Another example linear driver can also be hydraulic cylinder. The driving device of knife belt is also prior art, and as shown in Figure 4, knife belt 1 is arranged on the belt pulley 28, and belt pulley is arranged on the casing 29, drives belt pulley to rotate by motor 30, can drive knife belt continuously sports.

In the sixth step, the third hydraulic cylinder drives the second pressing plate to move above the vacuum suction nozzle, thereby loosening the cut rectangular strips.

In the seventh step, the second hydraulic cylinder drives the nozzle mounting plate to move down, so that the vacuum nozzle is pressed on the cut rectangular strip, and the electromagnetic reversing valve is controlled to connect the vacuum nozzle with the vacuum pump, so that the vacuum nozzle inside Negative pressure is generated to adsorb and fix the rectangular strips.

In the eighth step, the second hydraulic cylinder drives the nozzle mounting plate to move up the rectangular strip.

In the ninth step, the motor drives the screw to rotate in reverse, thereby pushing the vertical plate to move backward along the guide rail, and moving the second pressing plate to the discharging station.

The tenth step is to control the electromagnetic reversing valve to connect the vacuum nozzle with the atmosphere so as to put down the rectangular strip.

In the straight cutting machine in this embodiment, since the first pressing plate of the fixed pressing mechanism and the second pressing plate of the movable pressing and sucking mechanism respectively press the cut material on both sides of the knife belt during the slitting process, it is possible to During the cutting process, the material to be cut remains stable, reducing trembling, the incision is smooth and flat, and the cutting quality is better.

And because the rectangular strips cut each time can be lifted and transferred backward by the vacuum nozzle, and stacked, it can solve the problem that the existing straight cutting machine needs to manually remove the cut rectangular strips and stack them. Increase productivity.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the purpose and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (2)

1. a straight cutting machine, comprising working platform and knife band, described working platform comprises left flat plate and right flat plate, and described left flat plate and right flat plate leave the slit that knife belt passes through at the butt joint, it is characterized in that: It also includes a feeding positioning mechanism arranged on the right flat plate, a fixed pressing mechanism arranged on the left flat plate, and a movable pressing and sucking mechanism arranged on the right flat plate; The feed positioning mechanism includes a guide rail fixed on the edge of the right plate and parallel to the longitudinal direction of the working platform, a rectangular positioning rod slidingly fitted with the guide rail and parallel to the transverse direction of the working platform, and arranged at both ends of the rectangular positioning rod for Threaded handle to secure the rectangular positioning rod to the rail; The fixed pressing mechanism includes a column fixed on the edge of the left plate, a beam fixed on the column and parallel to the transverse direction of the working platform, a first hydraulic cylinder vertically fixed on the beam with the piston rod downward, a vertical connection The first pressure plate on the piston rod of the first hydraulic cylinder, and the first guide rod vertically connected to the first pressure plate and slidingly matched with the beam up and down, the first pressure plate is parallel to the transverse direction of the working platform; The movable pressure-suction mechanism includes a vertical plate slidingly matched with the guide rail and parallel to the rectangular positioning rod, a driving mechanism for driving the vertical plate to move along the guide rail, a connecting plate arranged on the top surface of the vertical plate, and a connecting plate vertically arranged on the connecting plate. The second hydraulic cylinder with the piston rod facing down, the nozzle mounting plate vertically connected to the piston rod of the second hydraulic cylinder, the second guide rod vertically connected to the nozzle mounting plate and slidingly matched with the connecting plate, a vacuum nozzle vertically connected to the nozzle mounting plate, a third hydraulic cylinder vertically connected to the nozzle mounting plate with the piston rod downward, and a second pressure plate vertically connected to the end of the piston rod of the third hydraulic cylinder, The second platen is provided with an escape groove for avoiding the vacuum nozzle; An adjusting groove parallel to the longitudinal direction of the working platform is arranged on the connecting plate, and the connecting plate is pressed and fixed on the top surface of the vertical plate by screws located in the adjusting groove. 2. The straight cutting machine according to claim 1, characterized in that: the driving mechanism comprises a screw threaded with the vertical plate and a motor driving the screw.