CN115069826A - A plate processing machine - Google Patents

Abstract

The invention belongs to the technical field of lead plate processing, in particular to a plate processing machine, comprising a processing table and a main pressing roller, the processing table is provided with a vertical rod, the vertical rod is provided with a rotating installation mechanism, the vertical rod is hinged with a hinge rod, and the main pressure The roller is fixedly connected with the hinge rod, and the processing table is also provided with an auxiliary flattening mechanism and a translation mechanism. The auxiliary flattening mechanism includes a rectangular guide rail, and an auxiliary pressing roller is slidably connected in the rectangular guide rail. Pulling the wire, the auxiliary pressing roller is stretched and tightened to form a whole. A first connecting rod is connected between the front vertical rod and the auxiliary pressing roller, and a second connecting rod is connected between the rear vertical rod and the auxiliary pressing roller. The lower end of the rod is connected with the translation mechanism, and one end of the processing table is provided with a pressing seat; in the present invention, by setting an auxiliary flattening mechanism, the auxiliary pressing roller can not only flatten the front and rear sides of the lead plate, but also can flatten the flattened lead plate at the same time. Fixing is carried out to ensure that the lead sheet does not have secondary curling after flattening.

Description

A plate processing machine

technical field

The invention belongs to the technical field of lead plate processing, and in particular relates to a plate processing machine.

Background technique

Lead plate is a kind of plate rolled with metal lead. It has good corrosion resistance, good acid and alkali resistance and good radiation resistance. Because of its relatively low price, it is used in CT rooms and X-rays in hospitals. Departments that generate radiation, such as radiation rooms, usually use lead plates to prevent radiation. In the processing and production of lead plates, the prior art usually wraps lead plates around winding rods for storage, in order to make the winding rod lighter in weight , the winding rod is usually made into a hollow structure.

When the lead plate is cut, installed and used, it is usually in a flat state. Therefore, before the actual use of the lead plate, people need to flatten the rolled lead plate. For this reason, we propose a plate The processing machine can flatten the rolled lead plate, so as to facilitate the subsequent cutting, installation and use of the lead plate.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a plate processing machine for solving the problems existing in the background technology.

For realizing the above-mentioned technical purpose, the technical scheme adopted in the present invention is as follows:

A plate processing machine comprises a processing table and a main pressing roller, vertical rods extending downward are arranged on both front and rear sides of the processing table, and a rotating installation mechanism is provided on the opposite sides of the two vertical rods. The two vertical rods are both hinged with hinge rods, the front and rear ends of the main pressing roller are respectively fixedly connected with the two hinge rods, and the processing table is also provided with an auxiliary flattening mechanism and a translation mechanism;

The auxiliary flattening mechanism includes two rectangular guide rails. The two rectangular guide rails are respectively arranged on the front and rear sides of the processing table and are symmetrical with each other. A pull wire is fixedly connected between two adjacent auxiliary pressure rollers, each of the auxiliary pressure rollers is stretched and tensioned by the pull wire to form a whole, and each of the auxiliary pressure rollers on the front and rear sides extends to On the side of the processing table, the main pressing roller is located between the auxiliary pressing rollers on the front and rear sides, and a first connecting rod is connected between the vertical rod on the rear side and one of the auxiliary pressing rollers on the rear side, A second connecting rod is connected between the vertical rod on the front side and one of the auxiliary pressing rollers on the front side;

The lower ends of the two vertical rods are jointly connected to the translation mechanism for transmission, and one end of the processing table is also symmetrically provided with a pressing seat.

The translation mechanism includes a first connecting plate, a motor and a first screw rod. The motor is installed at the bottom of the processing table, and the motor is located at an end of the processing table away from the pressing seat. The connecting plate is slidably connected to the bottom of the processing table, and the first connecting plate is fixedly connected to the lower ends of the two vertical rods, and the output shaft of the motor is fixedly connected to the first screw rod. Passing through the first connecting plate and extending toward one side of the pressing seat, the first screw and the first connecting plate are threadedly connected.

The processing table is also provided with a reclaiming mechanism, the reclaiming mechanism includes a plurality of telescopic rods and a plurality of hydraulic telescopic rods, and the two rectangular guide rails and the bottom of the processing table are connected by a plurality of the telescopic rods, The bottom of the processing table is also provided with an installation platform located above the first connecting plate, each of the hydraulic telescopic rods is installed and fixed on the upper side of the installation platform, and the lower sides of the two rectangular guide rails are jointly fixed and connected with the first connection plate. Two connecting plates, the ends of each of the hydraulic telescopic rods are fixedly connected to the second connecting plate, and both ends of the main pressure roller are fixedly provided with connecting heads, and the connecting heads are in contact with the upper surface of the rectangular guide rail The connecting end of the first connecting rod and the auxiliary pressing roller is provided with a first telescopic end, and the connecting end of the second connecting rod and the auxiliary pressing roller is provided with a second telescopic end.

The rotating installation mechanism includes a first sleeve, a circular boss and a plurality of pulley frames, the first sleeve is fixedly connected to the circular boss, and the circular boss is internally provided with a connection with the first sleeve. An empty groove communicated with the sleeve, the circular boss is also provided with a plurality of sliding grooves distributed in a circular array, each of the sliding grooves is located in the radial direction of the circular boss and is connected to the hollow The grooves are connected, the bottom of the pulley frame is provided with a sliding block that matches the sliding groove, a spring is arranged between the sliding block and the sliding groove, and the first sleeve and the empty groove are filled with Hydraulic oil, a sealing piston disc is also arranged in the first sleeve, an extrusion assembly is arranged between the first sleeve and the sealing piston disc, and one of the vertical rods is rotatably installed with one of the vertical rods. The first sleeve of the mechanism is fixedly connected, and a sliding connection mechanism is provided between the other vertical rod and the first sleeve of the other rotating installation mechanism.

The extrusion assembly includes a second screw rod and a rotating handle, one end of the second screw rod is rotatably connected with the sealing piston disc, and the other end of the second screw rod extends outward through the hollow sleeve, and the hollow sleeve The barrel is threadedly connected with the second screw rod, and the rotating handle is connected and fixed with the second screw rod.

The sliding connection mechanism includes a second sleeve, the second sleeve is fixedly connected with the vertical rod, the first sleeve is slidably sleeved inside the second sleeve, and the second sleeve is The barrel is provided with a strip-shaped positioning groove, the first sleeve is machined with a strip-shaped positioning boss matching the strip-shaped positioning groove, and a lock is provided between the second sleeve and the first sleeve stop components.

The locking assembly includes a magnet block and an iron block, the magnet block is fixed on the outer wall of the second sleeve, the number of the iron blocks is two, and the two iron blocks are respectively fixed on the second sleeve. A sleeve on the front and rear sides of the outer walls.

Activate the translation mechanism so that the two vertical rods drive the lead plate in the winding state to translate. Since the initial section of the lead plate is pressed and fixed, the lead plate starts to rotate and unwind during the translation process; when the lead plate is unrolled, the front side is vertical A first link is connected between the rod and one of the auxiliary pressure rollers located on the front side, and a second link is connected between the rear vertical rod and one of the auxiliary pressure rollers located on the rear side, so the translation process of the two vertical rods , the auxiliary pressure rollers in the two rectangular guide rails will be translated, and the auxiliary pressure rollers in the two rectangular guide rails will be stretched and tensioned by the wire to form a whole. There is a circular motion inside, so that during the unwinding process of the lead plate, the main pressing roller can flatten the middle of the lead plate, and the two auxiliary pressing rollers bypassed by the initial section of the lead plate can flatten the front and rear sides of the lead plate. At the same time, the flattened lead plate can also be pressed by other auxiliary rollers on the front and back sides, so as to avoid secondary curling after the lead plate is flattened.

Description of drawings

The invention may be further illustrated by non-limiting examples given in the accompanying drawings.

FIG. 1 is a schematic structural diagram in the initial state of Embodiment 1 of a panel processing machine of the present invention;

2 is a schematic structural diagram of a lead plate in a rolled state after installation according to Embodiment 1 of the present invention;

3 is a schematic structural diagram of a lead plate in a rolled state after being flattened according to Embodiment 1 of the present invention;

4 is a schematic structural diagram of Embodiment 2 of the present invention;

5 is a schematic structural diagram of Embodiment 3 of the present invention;

Fig. 6 is the enlarged schematic diagram of the structure at A of Fig. 5;

FIG. 7 is an enlarged schematic view of the structure at B of FIG. 5;

FIG. 8 is an enlarged schematic view of the structure at C of FIG. 7;

The main component symbols are explained as follows:

Example 1: Processing table 100, main pressing roller 101, vertical rod 102, hinged rod 103, rectangular guide rail 104, auxiliary pressing roller 105, first connecting rod 106, second connecting rod 107, pressing seat 108, first connection plate 109, motor 110, first screw 111, pull wire 112;

Embodiment 2: telescopic rod 200, hydraulic telescopic rod 201, installation platform 202, second connecting plate 203, connecting head 204, first telescopic end 205, second telescopic end 206;

Embodiment 3: The first sleeve 300, the circular boss 301, the pulley frame 302, the empty groove 303, the chute 304, the slider 305, the spring 306, the sealing piston disc 307, the second screw 308, the turning handle 309, the first Two sleeves 310 , a bar-shaped positioning boss 311 , a magnet block 312 , and an iron block 313 .

Detailed ways

In order to enable those skilled in the art to better understand the present invention, the technical solutions of the present invention are further described below with reference to the accompanying drawings and embodiments.

Example 1:

As shown in FIG. 1 to FIG. 3, a plate processing machine includes a processing table 100 and a main pressing roller 101. Vertical rods 102 extending downward are provided on both the front and rear sides of the processing table 100, and the two vertical rods 102 face each other. The opposite side is provided with a rotating installation mechanism, the two vertical rods 102 are both hinged with hinge rods 103, the front and rear ends of the main pressing roller 101 are respectively fixedly connected with the two hinge rods 103, and the processing table 100 is also provided with an auxiliary flattening mechanism and translation mechanism;

The auxiliary flattening mechanism includes two rectangular guide rails 104. The two rectangular guide rails 104 are respectively arranged on the front and rear sides of the processing table 100 and are symmetrical to each other. A number of evenly distributed auxiliary pressing rollers 105 are slidably connected in the two rectangular guide rails 104. A pulling wire 112 is fixedly connected between the two adjacent auxiliary pressing rollers 105. Each auxiliary pressing roller 105 is stretched and tightened by the pulling wire 112 to form a whole. The main pressure roller 101 is located between the auxiliary pressure rollers 105 on the front and rear sides. A first link 106 is connected between the rear vertical rod 102 and one of the auxiliary pressure rollers 105 on the rear side. A second connecting rod 107 is connected between one of the auxiliary pressing rollers 105 on the side;

The lower ends of the two vertical rods 102 are jointly connected with the translation mechanism for transmission, and one end of the processing table 100 is also symmetrically provided with a pressing seat 108;

The translation mechanism includes a first connecting plate 109, a motor 110 and a first screw 111. The motor 110 is installed on the bottom of the processing table 100, and the motor 110 is located at the end of the processing table 100 away from the pressing seat 108. The first connecting plate 109 is connected to the processing table 108. The bottom of 100 is slidably connected, and the first connecting plate 109 is fixedly connected to the lower ends of the two vertical rods 102. The output shaft of the motor 110 is fixedly connected to the first screw 111, which penetrates the first connecting plate 109 and faces the pressing seat. One side of the 108 extends, and the first screw 111 and the first connecting plate 109 are threadedly connected.

The main pressing roller 101 is used to flatten the lead plate; the rotating installation mechanism is used to install the lead plate in the winding state; the two ends of the main pressing roller 101 and the two vertical bars 102 can be hinged through the hinge rod 103, so that the The main pressing roller 101 can be lifted; the auxiliary pressing roller 105 of the auxiliary flattening mechanism can press the front and rear sides of the lead plate, so as to prevent the lead plate from curling again; the translation mechanism is used to drive the two vertical rods 102 to perform translational movement, thereby The lead sheet in the coiled state can be rotated and unrolled; the pressing seat 108 is used for pressing and positioning the initial section of the lead sheet first.

In the initial state of the device, as shown in FIG. 1 , the side of the processing table 100 on the pressing seat 108 is the starting end, and the two vertical rods 102, the rotating installation mechanism and the main pressing roller 101 are all on this side;

The following steps are included in the flattening of the lead sheet in the coiled state:

Step ①: People first fix the rewinding rod of the lead plate in the rewinding state by the rotating installation mechanism, so that the lead plate in the rewinding state can be fixed between the two vertical rods 102, and then lift the main pressing roller 101, Pull out the initial section of the lead plate artificially, pass the initial section around the two front and rear corresponding auxiliary pressing rollers 105, then press and fix it by the pressing seat 108, and finally lower the main pressing roller 101, so that the main pressing roller 101 is lowered. The roller 101 is pressed against the initial section of the lead plate, as shown in Figure 2;

Step ②: Activate the motor 110 of the translation mechanism, and the motor 110 can drive the first screw 111 to rotate, and the first screw 111 and the first connecting plate 109 cooperate with the threads to make the first connecting plate 109 relative to the bottom of the processing table 100 Translation, so that the two vertical rods 102 drive the lead plate in the winding state to translate toward the direction of the motor 110. Since the initial section of the lead plate is pressed and fixed, the lead plate starts to rotate and unwind during the translation process;

Step 3: When the lead plate is unrolled, since the first link 106 is connected between the rear vertical rod 102 and one of the auxiliary pressing rollers 105 on the rear side, the front vertical rod 102 is connected to one of the auxiliary pressing rollers on the front side. A second link 107 is connected between the rollers 105, so during the translation process of the two vertical bars 102, the auxiliary pressure rollers 105 in the two rectangular guide rails 104 will be translated, and the auxiliary pressure rollers 105 in the two rectangular guide rails 104 will be translated Therefore, each auxiliary pressing roller 105 will revolve in the rectangular guide rail 104 at the same time, so that during the unwinding process of the lead plate, the main pressing roller 101 can displace the middle of the lead plate. Flattening, and the two auxiliary pressing rollers 105 around the initial section of the lead plate can flatten the front and rear sides of the lead plate, and the flattened lead plate can also be pressed by other auxiliary pressing rollers 105. Front and back sides, as shown in Figure 3, so as to avoid secondary curling after the lead plate is flattened;

After the flattened lead plate is cut and removed, the motor 110 of the translation mechanism is activated, so that the two vertical rods 102 can drive the lead plate in the rolled state to move back to its original position. Similarly, each auxiliary pressure roller 105 will also follow the two The vertical rod 102 is returned.

In this embodiment, the main pressing roller 101 is used to flatten the middle of the lead plate, and by setting the auxiliary flattening mechanism, the auxiliary pressing roller can not only flatten the front and rear sides of the lead plate, but also can fix the flattened lead plate at the same time. , so as to ensure that the lead plate will not be curled twice after being flattened.

Embodiment 2:

On the basis of the first embodiment, in order to facilitate people to take out the flattened lead plate, as shown in FIG. 4 , the processing table 100 is further provided with a reclaiming mechanism, and the reclaiming mechanism includes several telescopic rods 200 and several hydraulic telescopic rods 201 , the two rectangular guide rails 104 and the bottom of the processing table 100 are connected by a plurality of telescopic rods 200. The bottom of the processing table 100 is also provided with a mounting platform 202 located above the first connecting plate 109, and each hydraulic telescopic rod 201 is installed and fixed on the installation The upper side of the platform 202 and the lower side of the two rectangular guide rails 104 are fixedly connected together with a second connecting plate 203 , the ends of each hydraulic telescopic rod 201 are fixedly connected to the second connecting plate 203 , and both ends of the main pressing roller 101 are fixedly connected. The head 204, the connecting head 204 is in contact with the upper surface of the rectangular guide rail 104, the connecting end of the first connecting rod 106 and the auxiliary pressing roller 105 is provided with a first telescopic end 205, and the connecting end of the second connecting rod 107 and the auxiliary pressing roller 105 A second telescopic end 206 is provided.

In this embodiment, the installation platform 202 is arranged above the first connecting plate 109, so that the installation platform 202 will not hinder the movement of the first connecting plate 109. When the material is taken out, the hydraulic telescopic rod 201 is activated to make the hydraulic pressure When the telescopic rod 201 is extended, the second connecting plate 203 can be pushed up, so that the two rectangular guide rails 104 are moved up, and the entire auxiliary flattening mechanism is lifted up. At this time, the telescopic rod 200 is extended, The first link 106 and the first telescopic end 205 of the auxiliary pressure roller 105 are shortened, and the second link 107 and the second telescopic end 206 of the auxiliary pressure roller 105 are shortened, so that the two rectangular guide rails 104 and each auxiliary pressure roller 105 are no longer Press both sides of the lead plate, and since the connectors 204 at both ends of the main pressing roller 101 are in contact with the upper side of the rectangular guide rail 104, the main pressing roller 101 will also be lifted up synchronously, and finally each auxiliary pressing roller 105 and The main pressing roller 101 is lifted up and separated from the lead plate, so that people can easily reclaim the material.

Embodiment three:

On the basis of the second embodiment, the rotary installation mechanism will be further described. As shown in FIGS. 5 to 8 , the rotary installation mechanism includes a first sleeve 300 , a circular boss 301 and several pulley frames 302 . The first set of The cylinder 300 is fixedly connected with the circular boss 301. The circular boss 301 is provided with an empty groove 303 which communicates with the first sleeve 300. The circular boss 301 is also provided with a number of chutes 304 distributed in a circular array. Each chute 304 is located in the radial direction of the circular boss 301 and communicates with the empty groove 303 . The bottom of the pulley frame 302 is provided with a sliding block 305 matching the sliding groove 304 , between the sliding block 305 and the sliding groove 304 . A spring 306 is provided, the first sleeve 300 and the empty groove 303 are filled with hydraulic oil, a sealing piston disc 307 is also arranged in the first sleeve 300, and an extrusion assembly is arranged between the first sleeve 300 and the sealing piston disc 307 , one of the vertical rods 102 is fixedly connected with the first sleeve 300 of one of the rotary installation mechanisms, and a sliding connection mechanism is provided between the other vertical rod 102 and the first sleeve 300 of the other rotary installation mechanism;

The extrusion assembly includes a second screw 308 and a rotating handle 309. One end of the second screw 308 is rotatably connected to the sealing piston disc 307, and the other end of the second screw 308 extends through the hollow sleeve 301. The hollow sleeve 301 and the second screw 308 are threadedly connected, and the rotating handle 309 is connected and fixed with the second screw 308;

The sliding connection mechanism includes a second sleeve 310 , the second sleeve 310 is fixedly connected with the vertical rod 102 , the first sleeve 300 is slidably sleeved on the inner side of the second sleeve 300 , and the second sleeve 310 is provided with a bar-shaped positioning The first sleeve 300 is machined with a strip-shaped positioning boss 311 that matches the strip-shaped positioning groove, and a locking assembly is provided between the second sleeve 310 and the first sleeve 300;

The locking assembly includes a magnet block 312 and an iron block 313 . The magnet block 312 is fixedly arranged on the outer wall of the second sleeve 310 , and the number of iron blocks 313 is two. side wall.

Before the lead plate in the rolled state is installed, since one of the vertical rods 102 is fixedly connected with the first sleeve 300 of one of the rotary installation mechanisms, there is a gap between the other vertical rod 102 and the first sleeve 300 of the other rotary installation mechanism. A sliding connection mechanism is provided, one can first slide the first sleeve 300 to move the first sleeve 300 to the side away from the processing table 100, at this time, through the locking assembly, one of the iron blocks 313 of the first sleeve 300 will The magnet block 312 on the outer wall of the second sleeve 310 is sucked and fixed. At the same time, the alignment of the locking assembly can be ensured by setting the bar-shaped positioning boss 311 and the bar-shaped positioning groove. At this time, between the two rotating installation mechanisms The spacing can accommodate the lead sheet in the rolled state, and people can install it;

During installation, the first sleeve 300 of the rotary installation mechanism fixedly connected with the vertical rod 102 corresponds to one end of the winding rod of the lead plate in the winding state, and then people connect the vertical rod 102 through the sliding connection mechanism. The first sleeve 300 of the rotary installation mechanism slides toward the direction close to the processing table 100, so that the circular bosses 301 of the two rotary installation mechanisms both extend into the two ends of the winding rod of the lead plate in the winding state. , people can operate the rotating handle 309 of the extrusion assembly to rotate the second screw 308, and push the sealing piston disc 307 to squeeze the hydraulic oil. Since the first sleeve 300 is connected with the empty groove 303, and the chute 304 is connected with the empty groove 303 Therefore, the hydraulic oil pushes each slider 305 to slide relative to the chute 304, so that each pulley frame 302 extends, compresses the spring 306, and the pulley installed on each pulley frame 302 and the lead plate in the winding state are wound. The inner wall of the rod is in rolling contact. At this time, the two ends of the winding rod of the lead plate in the winding state can be internally fixed with the two rotating installation mechanisms to avoid shaking. At the same time, both ends of the winding rod of the lead plate in the winding state can be fixed. The inner wall is in rolling contact with the pulley of the pulley frame 302, so the lead plate in the rolled state can be rotated and unrolled;

After the flattening is completed, when the lead plate in the coiled state needs to be removed, the same operation is performed to squeeze the assembly to return the sealing piston disc 307. At this time, the spring 306 elastically rebounds, and each pulley frame 302 can be returned to the original position. In the initial state, then move the first sleeve 300 of the rotary installation mechanism connected with the vertical rod 102 through the sliding connection mechanism to the side away from the processing table 100, so that the circular boss 301 of the rotary installation mechanism is withdrawn from the winding state. The rewinding rod of the lead plate can take off the lead plate in the rolled state at this time.

The above-mentioned embodiments merely illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed in the present invention should still be covered by the claims of the present invention.

Claims (7)

1. A plate processing machine, comprising a processing table and a main pressing roller, characterized in that: both front and rear sides of the processing table are provided with vertical rods extending downward, and two opposite sides of the vertical rods are There is a rotating installation mechanism, the two vertical rods are hinged with hinge rods, the front and rear ends of the main pressing roller are respectively fixedly connected with the two hinge rods, and the processing table is also provided with an auxiliary flattening mechanism and translation mechanism; The auxiliary flattening mechanism includes two rectangular guide rails. The two rectangular guide rails are respectively arranged on the front and rear sides of the processing table and are symmetrical with each other. A pull wire is fixedly connected between two adjacent auxiliary pressure rollers, each of the auxiliary pressure rollers is stretched and tensioned by the pull wire to form a whole, and each of the auxiliary pressure rollers on the front and rear sides extends to On the side of the processing table, the main pressing roller is located between the auxiliary pressing rollers on the front and rear sides, and a first connecting rod is connected between the vertical rod on the rear side and one of the auxiliary pressing rollers on the rear side, A second connecting rod is connected between the vertical rod on the front side and one of the auxiliary pressing rollers on the front side; The lower ends of the two vertical rods are jointly connected to the translation mechanism for transmission, and one end of the processing table is also symmetrically provided with a pressing seat. 2 . The plate processing machine according to claim 1 , wherein the translation mechanism comprises a first connecting plate, a motor and a first screw rod, the motor is installed on the bottom of the processing table, and the The motor is located at one end of the processing table away from the pressing seat, the first connecting plate is slidably connected to the bottom of the processing table, and the first connecting plate is fixedly connected to the lower ends of the two vertical rods, The output shaft of the motor is fixedly connected with the first screw, the first screw penetrates the first connecting plate and extends toward one side of the pressing seat, and the first screw is connected with the first screw Threaded connection between plates. 3. A plate processing machine according to claim 2, characterized in that: the processing table is further provided with a reclaiming mechanism, and the reclaiming mechanism comprises a plurality of telescopic rods and a plurality of hydraulic telescopic rods, two of which are The rectangular guide rail and the bottom of the processing table are connected by a plurality of the telescopic rods, the bottom of the processing table is also provided with a mounting platform above the first connecting plate, and each of the hydraulic telescopic rods is installed and fixed on the The upper side of the installation platform and the lower sides of the two rectangular guide rails are fixedly connected together with a second connecting plate, the ends of each of the hydraulic telescopic rods are fixedly connected to the second connecting plate, and both ends of the main pressing roller are fixedly connected to the second connecting plate. Both are fixedly provided with a connecting head, the connecting head is in contact with the upper surface of the rectangular guide rail, the connecting end of the first connecting rod and the auxiliary pressing roller is provided with a first telescopic end, and the second connecting rod is provided with a first telescopic end. The connecting end with the auxiliary pressing roller is provided with a second telescopic end. 4 . The plate processing machine according to claim 3 , wherein the rotating installation mechanism comprises a first sleeve, a circular boss and a plurality of pulley frames, the first sleeve and the The circular boss is fixedly connected, and the circular boss is provided with an empty groove that communicates with the first sleeve. The sliding grooves are all located in the radial direction of the circular boss and communicate with the empty grooves. The bottom of the pulley frame is provided with a sliding block that matches the sliding groove, and the sliding block is connected to the sliding block. A spring is arranged between the grooves, the first sleeve and the empty groove are filled with hydraulic oil, a sealing piston disc is also arranged in the first sleeve, and the first sleeve and the sealing piston disc are connected. An extrusion assembly is arranged between them, one of the vertical rods is fixedly connected with the first sleeve of one of the rotating installation mechanisms, and the other vertical rod is connected with the first sleeve of the other rotating installation mechanism. A sliding connection mechanism is arranged between the sleeves. 5 . The plate processing machine according to claim 4 , wherein the extrusion assembly comprises a second screw rod and a rotating handle, and one end of the second screw rod is rotatably connected to the sealing piston disc, so that the The other end of the second screw rod extends outward through the hollow sleeve, the hollow sleeve and the second screw rod are threadedly connected, and the rotating handle is connected and fixed with the second screw rod. 6 . The plate processing machine according to claim 5 , wherein the sliding connection mechanism comprises a second sleeve, the second sleeve is fixedly connected with the vertical rod, and the first sleeve is fixedly connected to the vertical rod. 7 . The sleeve is slidably sleeved on the inner side of the second sleeve, and the second sleeve is provided with a strip-shaped positioning groove, and the first sleeve is processed with a strip-shaped positioning protrusion matching the strip-shaped positioning groove. A locking assembly is provided between the second sleeve and the first sleeve. 7 . The plate processing machine according to claim 6 , wherein the locking assembly comprises a magnet block and an iron block, the magnet block is fixedly arranged on the outer wall of the second sleeve, and the The number of iron blocks is two, and the two iron blocks are respectively fixed on the outer walls of the front and rear sides of the first sleeve.

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