Material clamping anti-shaking platform for steel bar cutting machine

Abstract

The application belongs to the technical field of steel bar cutting and discloses a material clamping anti-shaking platform for a steel bar cutting-off machine, which comprises a cutting table, a movable block movably clamped on the top of the cutting table, a first gear movably connected to the middle of the movable block, a first limiting wheel meshed with the outside of the first gear, a fixed cylinder movably sleeved with the other side of the first limiting wheel, and an anti-skid strip fixedly connected to the other side of the first limiting wheel. The first limiting wheel, the fixed cylinder, the anti-skid strip, the connecting rod, the rotating rod and the second gear are cooperated to make the fixing effect of the device good. The steel bar is placed between the two fixed cylinders and the cutting table. The motor can drive the second gear to rotate, the first limiting wheel and the second limiting wheel drive the anti-skid strip to clamp the steel bar, and the rotating rod moves downward. The first limiting wheel, the fixed cylinder, the anti-skid strip, the connecting rod, the rotating rod and the second gear are cooperated to make the fixing effect of the device good.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of steel bar cutting, and particularly relates to a material clamping and anti-shaking platform for a steel bar cutting machine. BACKGROUND

[0002] The steel bar cutting machine is a tool for cutting steel bars, and is mainly used for cutting steel bars in house building, bridge engineering and the like. Since the steel bars are usually long, the steel bars need to be placed on the platform of the cutting machine for cutting when multiple steel bars are cut.

[0003] When the steel bar cutting machine in the prior art cuts, the cutting machine adopts a rotary cutting blade to cut the steel bar. Since the steel bar is long and has a certain toughness, the steel bar can only be clamped at the position close to the blade by a clamp in the prior art. When the steel bar is in contact with the cutting blade, a large vibration is generated, the remaining steel bar shakes violently, danger is caused to nearby personnel, and since the steel bar is heavy, the remaining steel bar needs to be moved forward after cutting a section. The prior art can only manually carry the steel bar, which is troublesome and wastes a lot of manpower. The material clamping and anti-shaking platform for the steel bar cutting machine is proposed to solve the above problems. SUMMARY

[0004] The purpose of the present application is to provide a material clamping and anti-shaking platform for a steel bar cutting machine to solve the problems in the background art.

[0005] In order to achieve the above purpose, the present application provides the following technical scheme: a material clamping and anti-shaking platform for a steel bar cutting machine, comprising a cutting table, a movable block movably connected to the top of the cutting table, a first gear movably connected to the middle of the movable block, a first limiting wheel meshed with the outer side of the first gear, a fixed cylinder movably sleeved with the middle of the other side of the first limiting wheel, an anti-skid strip fixedly connected to the other side of the first limiting wheel, a second limiting wheel movably sleeved in the other side of the fixed cylinder, a connecting rod bearing connected to the middle of the other side of the second limiting wheel, a rotating rod screwedly connected to the bottom of the connecting rod, a second gear fixedly connected to the front and rear sides of the rotating rod, a rack meshed with the outer side of the second gear, an electric motor rotationally connected to the front side of the front end of the second gear, a support table fixedly connected to the bottom of the electric motor, a fixed rod bearing connected to the rear side of the rear end of the second gear, a rocker fixedly connected to the other side of the first gear, an activity rod fixedly connected to the side of the movable block close to the connecting rod, and the structures of the two ends of the transverse middle axis surface of the cutting table are completely identical.

[0006] Preferably, the cutting table is provided with a movable slot at both left and right ends, a moving slot is formed on the top side of the cutting table, a push plate is movably connected in the moving slot, a cutting machine is fixedly connected to the top side of the push plate, a receiving slot is formed in the middle of the cutting table, a collecting slot is formed on the left side of the receiving slot, a protective cover is fixedly connected to the top side of the middle of the cutting table away from the cutting machine, a fixed plate is fixedly connected to the middle of the lower end of the cutting table, and a collecting box is movably connected to the bottom of the middle of the cutting table.

[0007] Preferably, the middle of the rear side of the first limiting wheel is connected with the connecting rod bearing, and the threads on the front and rear sides of the rotating rod are opposite in direction.

[0008] Preferably, the other side of the supporting table is movably connected with the front side of the front-end rack, and the other side of the fixed rod is movably connected with the rear side of the rear-end rack.

[0009] Preferably, the other side of the movable rod is movably sleeved with the upper end of the connecting rod, and the outer side of the connecting rod is movably connected with the movable slot.

[0010] Preferably, the inner side of the fixed cylinder is provided with a cross groove matched with the first limiting wheel and the second limiting wheel, the anti-skid strip is matched with the ribs on the surface of the steel bar, the side of the second limiting wheel close to the fixed cylinder is fixedly connected with the anti-skid strip, and the outer side of the fixed cylinder is provided with a rubber layer.

[0011] Preferably, the top side of the rack is fixedly connected with the cutting table, and the bottom side of the rack is fixedly connected with the fixed plate.

[0012] Preferably, the protective cover is in an arc-shaped structure and located directly above the collecting slot, the collecting slot is located directly above the collecting box, the collecting slot is in a funnel shape and the bottom thereof is in communication with the collecting box.

[0013] Preferably, the cutting machine is composed of a left blade and a right motor, and the bottom of the blade is located in the receiving slot.

[0014] Preferably, the collecting box is composed of a top protrusion, a middle collecting cavity and a bottom cold material cavity, the top of the protrusion is movably connected with the cutting table, and the cold material cavity is filled with cooling liquid.

[0015] The present application has the following advantages:

[0016] The first limiting wheel, the fixed cylinder, the anti-skid strip, the connecting rod, the rotating rod and the second gear cooperate to make the fixing effect of the device good, the reinforcing steel bars are placed between the two fixed cylinders and the cutting table, the motor can drive the second gear to rotate, the second gear can drive the rotating rod to rotate, the front and rear connecting rods can move to the middle at the same time, the connecting rod drives the first limiting wheel and the second limiting wheel to move, the first limiting wheel and the second limiting wheel drive the anti-skid strip to clamp the reinforcing steel bars, meanwhile, the rotation of the second gear can drive the rotating rod, the supporting table and the fixed rod to move downward along the rack, the rotating rod drives the connecting rod, the connecting rod drives the first limiting wheel and the second limiting wheel, the first limiting wheel and the second limiting wheel can drive the fixed cylinder to move downward, and the reinforcing steel bars can be tightly pressed between the cutting table and the fixed cylinder, and the first limiting wheel, the fixed cylinder, the anti-skid strip, the connecting rod, the rotating rod and the second gear cooperate to make the fixing effect of the device good.

[0017] The movable block, the first gear, the first limiting wheel, the fixed cylinder, the second limiting wheel and the movable rod cooperate to make the device convenient for the movement of the reinforcing steel bars, the rotating rod can drive the connecting rod to clamp in the middle, the connecting rod can drive the movable rod, the movable rod can drive the movable block to move, the movable block can drive the first gear and the rocker to move, so that the first gear can always engage with the first limiting wheel, after the first reinforcing steel bar is cut, the movable rod is manually rotated, the movable rod can drive the first gear to rotate, the first gear can drive the first limiting wheel to rotate, the first limiting wheel can drive the fixed cylinder, the fixed cylinder can drive the second limiting wheel to rotate, so that the first limiting wheel and the second limiting wheel can drive the anti-skid strip to rotate, the anti-skid strip can be clamped with the ribs on the outside of the reinforcing steel bar, the first limiting wheel, the fixed cylinder, the anti-skid strip and the second limiting wheel can drive the reinforcing steel bar to move towards the cutting machine, and the movable block, the first gear, the first limiting wheel, the fixed cylinder, the second limiting wheel and the movable rod cooperate to make the device convenient for the movement of the reinforcing steel bars.

[0018] The push plate, the cutting machine, the protective cover, the collecting box and the collecting groove cooperate to make the device convenient for the collection of iron scraps, after the reinforcing steel bars are fixed, the cutting machine is started, the blade of the cutting machine is rotated, the push plate is manually pushed, the push plate can drive the cutting machine to move towards the reinforcing steel bars, the protective cover can prevent the iron scraps from splashing, and the iron scraps can fall into the collecting cavity of the collecting box along the collecting groove, the heat of the iron scraps can be quickly absorbed by the cold material cavity of the collecting box, after the operation is completed, the collecting box is pulled out, the iron scraps are collected and treated, and the push plate, the cutting machine, the protective cover, the collecting box and the collecting groove cooperate to make the device convenient for the collection of iron scraps. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a front view of the present application;

[0020] Figure 2 is a front view of the present application;

[0021] Figure 3 is a disassembled view of the first limiting wheel, the fixing cylinder, the anti-skid strip, the connecting rod and the rotating rod of the present application;

[0022] Figure 4 is a right end side view of the present application;

[0023] Figure 5 is a side view of the present application;

[0024] Figure 6 is a view showing the positional relationship of the rotating rod, the second gear, the rack, the motor and the support table of the present application;

[0025] Figure 7 is a top view of the present application.

[0026] In the drawings: 1, cutting table; 2, movable block; 3, first gear; 4, first limiting wheel; 5, fixing cylinder; 6, anti-skid strip; 7, connecting rod; 8, rotating rod; 9, second gear; 10, rack; 11, motor; 12, support table; 13, push plate; 14, cutting machine; 15, protective cover; 16, fixing plate; 17, collecting box; 18, second limiting wheel; 19, fixing rod; 20, rocker; 21, movable rod; 22, movable slot; 23, storage slot; 24, collecting slot; 25, moving slot. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0028] As Figures 1 to 7As shown, the embodiment of the present application provides a material clamping anti-shaking platform for a steel cutting machine, which comprises a cutting table 1, a movable block 2 movably connected to the top of the cutting table 1, a first gear 3 movably connected to the middle of the movable block 2, a first limiting wheel 4 meshed with the outer side of the first gear 3, a fixed cylinder 5 movably sleeved with the other side of the first limiting wheel 4, an anti-skid strip 6 fixedly connected to the other side of the first limiting wheel 4, a second limiting wheel 18 movably sleeved with the inside of the other side of the fixed cylinder 5, a connecting rod 7 bearing connected to the middle of the other side of the second limiting wheel 18, a rotating rod 8 screwedly connected to the bottom of the connecting rod 7, a second gear 9 fixedly connected to the front and rear sides of the rotating rod 8, a rack 10 meshed with the outer side of the second gear 9, an electric motor 11 rotationally connected to the front side of the front end second gear 9, a support table 12 fixedly connected to the bottom of the electric motor 11, a fixed rod 19 bearing connected to the rear side of the rear end second gear 9, a rocker 20 fixedly connected to the other side of the first gear 3, an activity rod 21 fixedly connected to the side of the movable block 2 close to the connecting rod 7, and the structures of the two ends of the transverse middle shaft surface of the cutting table 1 are completely identical.

[0029] The electric motor 11 can drive the second gear 9 to rotate, the second gear 9 can drive the rotating rod 8 to rotate, so that the two connecting rods 7 can simultaneously move to the middle, the connecting rod 7 drives the first limiting wheel 4 and the second limiting wheel 18 to move, the first limiting wheel 4 and the second limiting wheel 18 drive the anti-skid strip 6 to clamp the steel bar, at the same time, the rotation of the second gear 9 can drive the rotating rod 8, the support table 12 and the fixed rod 19 to move downward along the rack 10, the rotating rod 8 moves downward, the rotating rod 8 drives the connecting rod 7, the connecting rod 7 drives the first limiting wheel 4 and the second limiting wheel 18, the first limiting wheel 4 and the second limiting wheel 18 can drive the fixed cylinder 5 to move downward, so that the steel bar can be tightly pressed between the cutting table 1 and the fixed cylinder 5, so that the device can be suitable for steel bars of different thicknesses, the adaptability of the device is strong, and the fixing effect on the steel bar is good, the rotating activity rod 21 can drive the first gear 3 to rotate, the first gear 3 can drive the first limiting wheel 4 to rotate, the first limiting wheel 4 can drive the fixed cylinder 5, the fixed cylinder 5 can drive the second limiting wheel 18 to rotate, so that the steel bar can be moved to the direction of the cutting machine 14, which is convenient for progressive movement during steel bar cutting.

[0030] As Figure 1 , 4, 5, 7, in an embodiment, the left and right ends of the cutting table 1 are provided with movable grooves 22, the top side of the cutting table 1 is provided with a moving groove 25, the inside of the moving groove 25 movably clamps a push plate 13, the top side of the push plate 13 is fixedly connected with a cutting machine 14, the middle part of the cutting table 1 is provided with a receiving groove 23, the left side of the receiving groove 23 is provided with a collecting groove 24, the top side of the middle part of the cutting table 1 away from the cutting machine 14 is fixedly connected with a protective cover 15, the middle part of the lower end of the cutting table 1 is fixedly connected with a fixed plate 16, and the bottom of the middle part of the cutting table 1 movably clamps a collecting box 17;

[0031] The working principle and beneficial effects of the above technical scheme are that: by starting the cutting machine 14, the blade of the cutting machine 14 rotates, the push plate 13 is manually pushed, the push plate 13 can drive the cutting machine 14 to move towards the steel bar, the protective cover 15 can prevent iron filings from splashing, and the iron filings can fall into the collecting cavity of the collecting box 17 along the collecting groove 24, so that the device is convenient for collecting iron filings.

[0032] As shown in Figure 4 , in an embodiment, the middle part of the rear side of the first limiting wheel 4 is bearing connected with the connecting rod 7, and the screw threads on the front and rear sides of the rotating rod 8 are opposite in direction;

[0033] The working principle and beneficial effects of the above technical scheme are that: the connecting rod 7 can support and limit the first limiting wheel 4, the first limiting wheel 4 can be driven to rotate when the first gear 3 rotates, the two connecting rods 7 can be simultaneously moved to the outer ends in opposite directions by the rotating rod 8, the connecting rod 7 can drive the first limiting wheel 4 and the second limiting wheel 18 to move outward, the anti-skid strip 6 does not contact the steel bar, and the steel bar is convenient to take out and fix.

[0034] As shown in Figure 2 , 6 , in an embodiment, the other side of the supporting table 12 is movably clamped with the front side of the front end rack 10, the other side of the fixed rod 19 is movably clamped with the rear side of the rear end rack 10, the top side of the rack 10 is fixedly connected with the cutting table 1, and the bottom side of the rack 10 is fixedly connected with the fixed plate 16;

[0035] The working principle and beneficial effects of the above technical scheme are that: the rack 10 can drive the supporting table 12 and the fixed rod 19 to move in a limited manner, the supporting table 12 can support the motor 11, and the cutting table 1 and the fixed plate 16 can support and fix the rack 10.

[0036] As shown in Figure 4 , 7 , in an embodiment, the other side of the movable rod 21 is movably sleeved with the upper end of the connecting rod 7, and the outer side of the connecting rod 7 is movably clamped with the movable groove 22;

[0037] The working principle and beneficial effects of the above technical solution are as follows: the connecting rod 7 can be limited by the movable groove 22, the connecting rod 7 can drive the movable rod 21, the movable rod 21 can drive the movable block 2 to move, the movable block 2 can drive the first gear 3 and the rocker arm 20 to move, so that the first gear 3 can always mesh with the first limiting wheel 4, so that the rotation of the first gear 3 can drive the first limiting wheel 4, making the device convenient for the progressive movement of the steel bar.

[0038] like Figure 3 As shown, in one embodiment, the inner side of the fixed cylinder 5 is provided with a cross groove that is adapted to and engages with the first limiting wheel 4 and the second limiting wheel 18, the anti-slip strip 6 is adapted to and engages with the ribs on the surface of the steel bar, the side of the second limiting wheel 18 near the fixed cylinder 5 is fixedly connected to the anti-slip strip 6, and the outer side of the fixed cylinder 5 is provided with a rubber layer.

[0039] The working principle and beneficial effects of the above technical solution are as follows: the first limiting wheel 4 and the second limiting wheel 18 move towards the fixed cylinder 5, and the anti-slip strip 6 can clamp the steel bar, making the device highly adaptable. The first limiting wheel 4 and the second limiting wheel 18 drive the fixed cylinder 5 to move downward, which can press the steel bar between the fixed cylinder 5 and the cutting table 1, making the device have a good fixing effect. The rubber material can increase the friction. When the first limiting wheel 4 drives the fixed cylinder 5, the fixed cylinder 5 drives the second limiting wheel 18 to rotate, which can make the steel bar move progressively.

[0040] like Figure 5 As shown, in one embodiment, the protective cover 15 has an arc-shaped structure and is located directly above the collection groove 24, which is located directly above the collection box 17. The collection groove 24 is funnel-shaped and its bottom is connected to the collection box 17.

[0041] The working principle and beneficial effects of the above technical solution are as follows: the protective cover 15 can prevent iron filings from splashing and allow the iron filings to fall along the collection groove 24 into the inside of the collection box 17, which facilitates the collection of iron filings.

[0042] like Figure 5 As shown, in one embodiment, the cutting machine 14 consists of a blade on the left and a motor on the right, with the bottom of the blade located inside the receiving groove 23;

[0043] The working principle and beneficial effects of the above technical solution are as follows: by starting the cutting machine 14, the blade of the cutting machine 14 rotates, and by manually pushing the push plate 13, the push plate 13 can drive the cutting machine 14 to move towards the steel bar, and can cut the steel bar.

[0044] like Figure 1As shown, in one embodiment the collection box 17 is composed of a top protrusion, a middle collection cavity and a bottom cold material cavity, the top of the protrusion is movably connected with the cutting table 1, and the cold material cavity is filled with cooling liquid;

[0045] The working principle and beneficial effects of the above technical solution are that the protrusion can fix the collection box 17 at the bottom of the cutting table 1, the collection cavity can collect iron filings, and the cooling liquid in the cold material cavity can accelerate heat exchange between the iron filings and the collection box 17, so that the iron filings can be quickly cooled, and the collection effect of the device is good.

[0046] Working principle and use process:

[0047] First, the operator inserts the steel bar between the two fixed cylinders 5 and the cutting table 1, starts the motor 11, the motor 11 drives the second gear 9 to rotate, the second gear 9 drives the rotating rod 8 to rotate, so that the front and rear connecting rods 7 can move to the middle at the same time, the connecting rod 7 drives the first and second limit wheels 4 and 18 to move, the first and second limit wheels 4 and 18 drive the anti-skid strips 6 to clamp the steel bar, and the rotation of the second gear 9 drives the rotating rod 8, the support table 12 and the fixed rod 19 to move downward along the rack 10, the rotating rod 8 drives the connecting rod 7, the connecting rod 7 drives the first and second limit wheels 4 and 18, and the first and second limit wheels 4 and 18 drive the fixed cylinder 5 to move downward, so that the steel bar can be tightly pressed between the cutting table 1 and the fixed cylinder 5;

[0048] When the rotating rod 8 drives the connecting rod 7 to the middle clamping, the connecting rod 7 drives the movable rod 21, the movable rod 21 drives the movable block 2 to move, the movable block 2 drives the first gear 3 and the rocker 20 to move, so that the first gear 3 can always engage with the first limit wheel 4, the cutting machine 14 is started, the blade of the cutting machine 14 rotates, the push plate 13 is manually pushed, the push plate 13 drives the cutting machine 14 to move towards the steel bar, the protective cover 15 prevents iron filings from splashing and makes the iron filings fall into the collection cavity of the collection box 17 along the collection groove 24, and the cold material cavity of the collection box 17 can quickly absorb the heat of the iron filings;

[0049] When the first segment of steel bar cutting is completed, the movable rod 21 is manually rotated, the movable rod 21 can drive the first gear 3 to rotate, the first gear 3 can drive the first limiting wheel 4 to rotate, the first limiting wheel 4 can drive the fixed cylinder 5 to rotate, the fixed cylinder 5 can drive the second limiting wheel 18 to rotate, so that the first limiting wheel 4 and the second limiting wheel 18 can drive the anti-skid strip 6 to rotate, the anti-skid strip 6 can be clamped with the ribs outside the steel bar, the first limiting wheel 4, the fixed cylinder 5, the anti-skid strip 6 and the second limiting wheel 18 can drive the steel bar to move to the direction of the cutting machine 14, after cutting, the iron filings are collected and treated by drawing out the collecting box 17, and the operation is completed.

[0050] It should be noted that, in this document, the terms "first" and "second" and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0051] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, alternatives and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A material clamping and anti-shake platform for a rebar cutter, comprising a cutting table (1), characterized in that: The top of the cutting table (1) is movably engaged with a movable block (2). A first gear (3) is movably connected to the middle of the movable block (2). A first limiting wheel (4) meshes with the outer side of the first gear (3). A fixed cylinder (5) is movably sleeved on the middle of the other side of the first limiting wheel (4). An anti-slip strip (6) is fixedly connected to the other side of the first limiting wheel (4). A second limiting wheel (18) is movably sleeved inside the other side of the fixed cylinder (5). A connecting rod (7) is connected to the middle bearing on the other side of the second limiting wheel (18). A rotating rod (8) is threadedly connected to the bottom of the connecting rod (7). The front and rear sides of the rotating rod (8) are fixedly connected to the second gear (9), the outer side of the second gear (9) is meshed with the rack (10), the front side of the second gear (9) is rotatably connected to the motor (11), the bottom of the motor (11) is fixedly connected to the support platform (12), the rear bearing of the second gear (9) is connected to the fixed rod (19), the other side of the first gear (3) is fixedly connected to the rocker arm (20), the movable block (2) is fixedly connected to the movable rod (21) on the side near the connecting rod (7), and the structures at both ends of the transverse central axis of the cutting table (1) are completely identical. The middle part of the rear side of the first limiting wheel (4) is connected to the bearing of the connecting rod (7), and the thread directions of the front and rear sides of the rotating rod (8) are opposite; The other side of the support platform (12) is movably engaged with the front side of the front rack (10), and the other side of the fixing rod (19) is movably engaged with the rear side of the rear rack (10). The other side of the movable rod (21) is movably sleeved with the upper end of the connecting rod (7), and the outer side of the connecting rod (7) is movably engaged with the movable groove (22); The inner side of the fixed cylinder (5) is provided with a cross groove that is adapted to and engages with the first limiting wheel (4) and the second limiting wheel (18). The anti-slip strip (6) is adapted to and engages with the ribs on the surface of the steel bar. The side of the second limiting wheel (18) near the fixed cylinder (5) is fixedly connected to the anti-slip strip (6). The outer side of the fixed cylinder (5) is provided with a rubber layer. The top side of the rack (10) is fixedly connected to the cutting table (1), and the bottom side of the rack (10) is fixedly connected to the fixing plate (16).

2. The material clamping anti-shake platform for a rebar cutter according to claim 1, characterized in that: The cutting table (1) has movable slots (22) at both ends. The top side of the cutting table (1) has a moving slot (25). The moving slot (25) is movably connected to a push plate (13). The top side of the push plate (13) is fixedly connected to a cutting machine (14). The middle part of the cutting table (1) has a storage slot (23). The left side of the storage slot (23) has a collection slot (24). The top of the middle part of the cutting table (1) away from the cutting machine (14) is fixedly connected to a protective cover (15). The middle part of the lower end of the cutting table (1) is fixedly connected to a fixing plate (16). The bottom of the middle part of the cutting table (1) is movably connected to a collection box (17).

3. The material clamping anti-shake platform for a rebar cutter according to claim 2, characterized in that: The protective cover (15) is an arc-shaped structure and is located directly above the collection trough (24). The collection trough (24) is located directly above the collection box (17). The collection trough (24) is funnel-shaped and its bottom is connected to the collection box (17).

4. The material clamping anti-shake platform for a rebar cutter according to claim 2, characterized in that: The cutting machine (14) consists of a blade on the left and a motor on the right, with the bottom of the blade located inside the storage slot (23).

5. A material clamping anti-shake platform for a rebar cutter according to claim 2, characterized in that: The collection box (17) consists of a top protrusion, a middle collection chamber and a bottom cold material chamber. The top of the protrusion is movably engaged with the cutting table (1), and the cold material chamber is filled with coolant.

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