CN204748154U - Novel automatic cutout machine - Google Patents

Abstract

A new type of automatic cutting machine belongs to the technical field of cutting machines. The utility model includes a base, a cutting device, a feeding device and a blanking and receiving frame. The feeding device includes a fixed clamping mechanism, a feeding clamping mechanism, a feeding driving mechanism and a workpiece support. The joint cooperation between the fixed clamping mechanism and the feeding clamping mechanism and the feeding drive mechanism achieves automatic feeding. The unloading and receiving frame is a groove-type structure and is fixedly set. The groove inlet is connected to the clamping cavity outlet of the fixed clamping mechanism. The device includes a blade, a blade feeding mechanism and a blade rotation driving mechanism. The blade is fed and moved through the blade feeding mechanism. The blade rotation driving mechanism includes a rotating shaft, a rotating shaft mounting seat, a motor, a motor mounting seat and a transmission mechanism. The blade is driven by the motor through the bridge. The pulley drive drives the rotation. It solves the problems of low production efficiency, high labor intensity, low precision or complex structure and high cost of existing equipment in the cutting process of existing pipes (rods).

Description

New Automatic Cutting Machine

technical field

The utility model belongs to the technical field of cutting machines, and in particular relates to a novel automatic cutting machine applied to pipes or rods.

Background technique

At present, the cutting method of cutting a long pipe or bar workpiece into parts of a set length usually adopts a manual hand-held cutting tool for cutting or a manually operated cutting machine for cutting and assisting feeding. This manual cutting method not only cuts the end face irregularly, but also produces cutting fragments during the cutting process, which is easy to hurt people, causing the operator to cut the skin or burn, which has hidden dangers in production safety, and the production efficiency is low and the labor intensity is high. However, the existing automatic cutting machines are often complex in structure and high in cost, and are only suitable for parts with a short cutting stroke, and the applicable range of product length is small.

Utility model content

The purpose of this utility model is to overcome the defects of low production efficiency, high labor intensity, low precision or complex structure and high cost of existing equipment in the cutting process of existing pipe (rod) materials, and to provide a A new type of automatic cutting machine with high precision, high efficiency and safety for (bar) material workpieces.

For this reason, the utility model adopts the following technical solutions: a new automatic cutting machine, including a base, a cutting device and a feeding device; ) The workpiece bracket of the material workpiece, the fixed clamping mechanism and the feeding clamping mechanism each include a clamping part with a hollow clamping cavity and a clamping drive mechanism that drives the clamping cavity to shrink and clamp and expand outward to loosen. The clamping part of the fixed clamping mechanism is supported and fixed on the base through the support seat, and the feeding driving mechanism includes a feeding slider, a feeding driving mechanism that drives the sliding of the feeding slider, and a guiding limit for the sliding of the feeding slider. The feeding guide mechanism, the feeding guide mechanism is fixed on the base, the feeding clamping mechanism is fixedly installed on the feeding slider, and moves with the feeding slider, the fixed clamping mechanism, the feeding clamping mechanism and the workpiece The brackets are arranged sequentially from left to right in the sliding direction of the feeding slider, and the inlet of the clamping cavity of the fixed clamping mechanism corresponds to the outlet of the clamping cavity of the feeding clamping mechanism; the cutting device includes a blade, a blade feeding mechanism and a blade rotation drive mechanism, the blade feed mechanism includes a feed slider, a feed guide mechanism that guides and limits the feed slider, and a feed drive mechanism that drives the feed slider to slide, and the feed guide mechanism Fixedly installed on the base and located on the side of the clamping cavity outlet of the fixed clamping mechanism, the sliding direction of the feed slider is perpendicular to the sliding direction of the feeding slider, and the blade rotation driving mechanism includes a rotating shaft, a rotating shaft The mounting base, the motor, the motor mounting base and the transmission mechanism, the rotating shaft mounting base and the motor mounting base are fixedly installed on the feed slider at a certain distance, the rotating shaft mounting base is provided with a shaft hole, and the rotating shaft is supported by a bearing and mounted on the In the shaft hole, the axial direction of the rotating shaft is parallel to the sliding direction of the feeding slider, and the blade is fixedly installed on the front end of the rotating shaft close to the fixed clamping mechanism. It is characterized in that the automatic cutting machine also includes a fixed groove type bottom The material receiving rack, the groove inlet of the unloading material receiving rack is connected to the outlet of the clamping chamber of the fixed clamping mechanism, and the transmission mechanism includes a driving drive wheel, a first intermediate drive wheel, a second intermediate drive wheel, The driving transmission wheel, the first transmission belt and the second transmission belt, the driven transmission wheel is fixedly set on the rear end of the rotating shaft, and the first intermediate transmission wheel and the second intermediate transmission wheel are fixedly set on the same transmission shaft, Both ends of the transmission shaft are supported and installed by bearings and bearing seats, the bearing seats are fixedly installed on the feed slider, the driving drive wheel is fixedly fitted on the rotating shaft of the motor, and the first transmission belt is fitted on the The driving transmission wheel and the first intermediate transmission wheel form a first transmission circuit, the second transmission belt is sleeved on the driven transmission wheel and the second intermediate transmission wheel to form a second transmission circuit, and the rotating shaft mounting seat and the highest point of the second transmission circuit is not higher than the bottom of the blanking and receiving rack, leaving a passage space for long-sized workpieces, so that the rotating shaft mounting seat and the second transmission circuit can move from the The bottom of the unloading rack passes through without collision.

During the cutting process, the pipe (rod) workpiece can be one or more horizontally arranged on the workpiece support. The feeding clamping mechanism is loosened, and it is driven by the feeding driving mechanism and retreats to the starting position of feeding under the guide limit of the feeding guiding mechanism. After clamping the workpiece on the workpiece support, it advances under the driving of the feeding driving mechanism. The loosened fixed clamping mechanism clamps the chamber and is supported by the unloading and receiving frame. After reaching the set distance for feeding, the fixed clamping mechanism clamps the workpiece, the feeding clamping mechanism is released, and it moves back to the starting position of feeding. The blade is driven and rotated by the motor through the transmission mechanism and the rotating shaft. The feed slider belt and the blade are driven forward by the feed drive mechanism under the guide limit of the feed guide mechanism. The blade cuts the workpiece in turn to form a tube (rod) that meets the design requirements. ) class parts.

As a supplement and improvement to the above technical solution, the utility model also includes the following technical features.

The clamping driving mechanism is a clamping cylinder, and the clamping part includes an upper clamping block and a lower clamping block that are paired up and down to form a clamping cavity, the lower clamping block is fixedly arranged, and the upper clamping block is installed On the piston of the clamping cylinder, the clamping cylinder drives up and down to realize the clamping and loosening of the clamping block with the lower clamping block, and the clamping cylinder is supported and installed by the cylinder seat.

The lower side of the upper clamping block is provided with an elastic block, which prevents the upper clamping block from causing bump damage and impact deformation to the workpiece when it is clamped together.

The lower clamping block and the upper clamping block of the fixed clamping mechanism are provided with long slots corresponding to each other and suitable for the passage of the blade along the direction of travel of the blade; the long slots on the lower clamping block run through up and down and at least one side It is used to pass through the long groove when the blade is fed; the opening of the long groove on the upper clamping block faces downward, and the sides of the two sides pass through, and the elastic blocks are arranged on the upper clamping blocks on both sides of the long groove, so that The elastic block on the upper clamping block forms a gap corresponding to the long groove, and the blade can pass through the long groove and the gap to complete the cutting, so that the workpieces on both sides of the blade are fixed during the cutting process, and the workpiece clamping stability is high, which improves the Cutting processing accuracy, the new workpiece and parts formed after the workpiece is cut are still clamped by the elastic block and the lower clamping block so as not to fall, avoiding the blade being damaged when the blade is not retracted, and the metal shavings can be restrained during cutting Falling, avoiding metal shavings flying and hurting people, improving the working environment.

Both the feeding drive mechanism and the feeding drive mechanism are cylinders.

The blade feeding mechanism also includes a speed-adjustable damping cylinder for adjusting the blade feeding speed during cutting. The damping cylinder is arranged on the sliding path of the feeding slider, and its axial direction slides with the feeding slider. The moving direction is parallel, and the feed damping cylinder starts to work when the blade is about to cut the workpiece, which can realize the fast feed of the idle stroke and the cutting process of the feed speed of the working condition.

The feed guide mechanism and the feed guide mechanism each include at least two guide rods supported and installed at both ends of the two support frames, and the feed slide block and the feed slide block are provided with sliding holes aligned with the guide rods. match.

The motor mounting seat is provided with a hollow inner cavity and has an opening on the rear side, the top surface of the feed slide block is higher than the top surface of the rear support frame of the feed guide mechanism, and the motor mounting seat is installed on the feed slide The top surface of the block, and cantilever to one side of the rear support frame, when the feed slider slides to the rear support frame, the motor mounting seat can cross the rear support frame, and the cylinder as the feed drive mechanism can be accommodated in the motor mounting seat The hollow inner cavity makes the equipment compact and takes up little space.

The cylinder base and the lower clamping block of the fixed clamping mechanism hang to the left side of the support base, and the support base is fixed on the left support frame of the feeding guide mechanism.

The feeding device also includes a feeding length adjustment mechanism, the feeding length adjustment mechanism includes an adjustment screw and an adjustment nut sleeved on the adjustment screw, the right support frame of the feeding guide mechanism is provided with a screw through hole, and one end of the adjustment screw It is fixedly connected with the feeding slider, and the other end passes through the through hole of the screw, and the adjusting nut restricts the rightward movement of the adjusting screw in the through hole of the screw, and the adjustment of the feeding slider is realized by changing the position of the adjusting nut on the adjusting screw. The retraction stroke of the block, thus adjusting the feeding length.

The utility model can achieve the following beneficial effects: 1. The blade is driven by the transmission mode of the bridge pulley, which avoids the transmission mechanism from occupying the passing space of the workpiece, enables the equipment to cut parts with a long stroke, and expands the product processing range of the equipment. 2. By using the clamping part with a long groove in the middle that can pass through the blade, the toughness on both sides of the blade is fixed and clamped, which improves the cutting precision, avoids flying metal chips and hurts people, and improves the working environment; 3. Automatic fixed-length feeding through the feeding device, which improves the automation level of the equipment, reduces the labor intensity of workers, improves the processing efficiency, and has a simple structure and low manufacturing cost. 4. The workpiece is clamped by using the clamping part equipped with elastic blocks , to avoid clamping damage to the workpiece.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a structural schematic diagram of another direction of the utility model.

Fig. 3 is a schematic view of the front view direction of the utility model.

Fig. 4 is a schematic diagram of the fixed clamping mechanism described in the present invention.

Detailed ways

Specific embodiments of the present utility model are described in detail below in conjunction with the accompanying drawings.

As shown in Figures 1 to 4, the utility model includes a base 4, a cutting device, a feeding device and a feeding frame 10, and the feeding device includes a fixed clamping mechanism 7, a feeding clamping mechanism 6, a feeding drive mechanism, and a feeding length The adjustment mechanism and the workpiece support 1 arranged to support the tube (rod) material workpiece, the fixed clamping mechanism 7 and the feeding clamping mechanism 6 each include a clamping part with a hollow clamping cavity and a driving clamping cavity shrinkage clamping and external clamping. Expand and unclamp the clamping driving mechanism, the clamping driving mechanism is a clamping cylinder 27, the clamping part includes an upper clamping block 29 and a lower clamping block 30 which are matched up and down to form a clamping cavity, and the lower clamping block 30 is fixed Setting, the upper clamping block 29 is installed on the piston of the clamping cylinder 27, and the lower side of the upper clamping block 29 is provided with an elastic block 31, which is driven and lifted by the clamping cylinder 27 to realize the matching clamping with the lower clamping block 30 and release, each clamping cylinder 27 is supported and installed by a corresponding cylinder base 28, the clamping part of the fixed clamping mechanism 7 is supported and fixed on the base 4 through the support base, and the feeding drive mechanism includes Feeding slider 25, the feeding driving mechanism that drives the feeding slider 25 to slide and the feeding guiding mechanism that guides and limits the feeding slider 25 sliding, the feeding driving mechanism is a cylinder 26, and the cylinder body of the cylinder 26 is fixedly installed, and the feeding guiding mechanism It includes four guide rods 5 supported and installed at both ends of two support frames 2, and the two support frames 2 are fixedly installed on the base 4 at a certain distance, and the cylinder seat 27 of the fixed clamping mechanism 7 and the lower clamping Block 30 is fixedly installed on a support seat, and overhangs to the left side of the support seat, and the support seat is fixed on the left side support frame 2 of the described feeding guide mechanism and integrally formed; The hole is paired with the guide rod 5, and the feeding clamping mechanism 6 is fixedly installed on the feeding slider 25, and moves with the feeding slider 25, and the cylinder piston rod of the feeding mechanism is fixedly connected with the feeding slider 25, so that The fixed clamping mechanism 7, the feeding clamping mechanism 6 and the workpiece support 1 are sequentially arranged from left to right in the sliding direction of the feeding slider 25, and the inlet of the clamping chamber of the fixed clamping mechanism 7 is clamped by the feeding clamping mechanism 6. The outlet of the chamber is corresponding; the feeding length adjustment mechanism includes an adjustment screw 3 and an adjustment nut sleeved on the adjustment screw 3, the right support frame 2 of the feeding guide mechanism is provided with a screw through hole, and one end of the adjustment screw 3 is connected to the adjustment screw. The feeding slider 25 is fixedly connected, and the other end passes through the screw through hole. The adjustment nut limits the rightward movement of the adjustment screw 3 in the screw through hole, and the adjustment of the feeding is realized by changing the position of the adjustment nut on the adjustment screw 3. The backward stroke of the slider 25 is used to adjust the feeding length. The described blanking rack 10 is a groove structure, and the groove inlet of the blanking rack 10 is fixedly arranged to be clamped by the fixed clamping mechanism 7. The outlet of the chamber; the cutting device includes a blade 20, a blade feed mechanism and a blade rotation drive mechanism, and the blade feed mechanism includes a feed slider 24, a feed guide for guiding and limiting the feed slider 24 Mechanism, drive feed slide block 24 slip feed drive mechanism and speed-adjustable damping cylinder 9, feed guide mechanism It includes four guide rods 23 supported and installed at both ends of two support frames 8. The two support frames 8 are fixedly installed on the base 4 at a certain distance from the front and back and are located on the side of the outlet of the clamping cavity of the fixed clamping mechanism 7. Described feed slide block 24 is provided with sliding hole and this guide bar 23 is mated, and feed slide block 24 sliding direction is perpendicular to feeding slide block 25 sliding direction, and feed driving mechanism is cylinder 18, and cylinder body of cylinder 18 is fixed Installation, the piston rod of the cylinder 18 is fixedly connected with the feed slider 24, the piston movement of the cylinder 18 drives the feed slider 24 to slide forward and backward, and the damping cylinder 9 is arranged on the slide path of the feed slider 24 , its axial direction is parallel to the sliding direction of the feed slider 24; the blade rotation drive mechanism includes a rotating shaft, a rotating shaft mounting seat 21, a motor 19, a motor mounting seat 22 and a transmission mechanism, and the rotating shaft mounting seat 21 and the motor mounting seat 22 It is fixedly installed on the feed slider 24 at a distance from front to back. The motor mount 22 is provided with a hollow inner cavity and has an opening on the rear side. The top surface of the feed slider 24 is higher than that of the feed guide mechanism. On the top surface of the rear side support frame 8, the motor mounting seat 22 is installed on the feed slide block 24 top surface, and overhangs to the rear side support frame 8 one side, when the feed slide block 24 slides to the rear side support frame 8, the motor The mounting base 22 can cross the rear support frame 8, and the cylinder 18 as the feed drive mechanism can be accommodated in the hollow cavity of the motor mounting base 22, so that the equipment is compact in structure and takes up little space; the rotating shaft mounting base 21 is provided with a shaft hole , the rotating shaft is mounted on the shaft hole through the bearing support, the axial direction of the rotating shaft is parallel to the sliding direction of the feeding slider 25, and the blade is fixedly installed on the front end of the rotating shaft close to the fixed clamping mechanism 7, and the transmission mechanism includes The driving drive wheel 17, the first intermediate drive wheel 14, the second intermediate drive wheel 13, the driven drive wheel 11, the first drive belt 16 and the second drive belt 12, the driven drive wheel 11 is fixedly sleeved behind the rotating shaft The first intermediate transmission wheel 14 and the second intermediate transmission wheel 13 are fixedly set on the same transmission shaft, and the two ends of the transmission shaft are supported and installed by bearings and bearing seats, and the bearing seats are fixedly installed on the feed slider 24 , the driving drive wheel 17 is fixedly set on the rotating shaft of the motor 19, and the first transmission belt 16 is set on the driving drive wheel 17 and the first intermediate drive wheel 14 to form a first transmission circuit, so The second transmission belt 12 is sleeved on the driven transmission wheel 11 and the second intermediate transmission wheel 13 to form a second transmission circuit, and the highest point of the rotating shaft mounting base 21 and the second transmission circuit is not higher than the At the bottom of the blanking rack 10, the passage space is reserved for long workpieces, so that the rotating shaft mounting seat 21 and the second transmission circuit can pass through the bottom of the blanking rack 10 when moving with the feed slider 24 without Collision occurs; the lower clamping block 30 and the upper clamping block 29 of the fixed clamping mechanism 7 are provided with long slots corresponding to each other and suitable for the passage of the blade along the direction of travel of the blade 20; the long slots on the lower clamping block 30 Through up and down and at least one side side through, for the blade 20 to pass into the long groove when feeding; upper clamping The opening of the long slot on the block 29 is downward, and the sides of the two sides pass through. The elastic block 31 is arranged on the upper clamping block 29 on both sides of the long slot, so that the elastic block 31 on the upper clamping block 29 forms a shape corresponding to the length. The gap between the grooves, the blade 20 can pass through the long groove and the gap to complete the cutting, so that the workpieces on both sides of the blade 20 are fixed during the cutting process, the workpiece clamping stability is high, the cutting precision is improved, and the workpiece formed after being cut New workpieces and parts are still clamped by the elastic block 31 and the lower clamping block 30 so as to avoid falling and being damaged by the blade 20 when the blade 20 is not retracted. The crumbs fly and hurt people, which improves the working environment.

During the cutting process, one or more pipe (rod) workpieces can be horizontally arranged on the workpiece support 1 . The feeding clamping mechanism 6 is released, and is driven by the feeding driving mechanism and retreated to the starting position of feeding under the guide limit of the feeding guiding mechanism. After clamping the workpiece on the workpiece support 1, it advances under the driving of the feeding driving mechanism. Clamp the cavity through the loosened fixed clamping mechanism 7 and be supported by the blanking and receiving frame 10. After reaching the set distance for feeding, the fixed clamping mechanism 7 clamps the workpiece, the feeding clamping mechanism 6 is released, and it retreats to the starting position of feeding. The blade 20 is driven and rotated by the motor 19 through the transmission mechanism and the rotating shaft. The feed slider 24 and the blade 20 are driven forward by the feed drive mechanism under the guide limit of the feed guide mechanism. Required pipe (rod) type parts.

Claims (10)

1. new type auto cutting machine, comprises base, cutter sweep and pay-off, described pay-off comprises and fixes to clamp mechanism, material feed clamping mechanism, material feeding driving mechanism and work support, fix to clamp mechanism and material feed clamping mechanism all include the clamping part with hollow clamping chamber separately and drive clamping chamber shrink clamping and extend out the clamping drive mechanism unclamped, fix to clamp mechanisms grip portion and be fixed on described base by supporting seat support, material feeding driving mechanism comprises feeding slide block, drive the material feeding driving mechanism of feeding slide block slippage and the slippage of feeding slide block played to the feeding-guiding mechanism of guide and limit, feeding-guiding mechanism is fixed on described base, material feed clamping mechanism is fixedly installed in described feeding slide block, fix to clamp mechanism, material feed clamping mechanism and work support set gradually from left to right in feeding slide block glide direction, the import fixing to clamp mechanisms grip chamber is relative with material feed clamping mechanism, described cutter sweep comprises blade, blade feed mechanism and blade rotary drive mechanism, described blade feed mechanism comprises feeding slide block, the feeding guide mechanism of guide and limit is risen to feeding slide block and drives the feeding driving mechanism of feeding slide block slippage, feeding guide mechanism to be fixedly installed on described base and to fix to clamp outlet side, mechanisms grip chamber described in being positioned at, feeding slide block glide direction is vertical with feeding slide block glide direction, described blade rotary drive mechanism comprises rotating shaft, rotating shaft mount pad, motor, motor mount and transmission mechanism, rotating shaft mount pad and motor mount are spaced a distance and are fixedly installed on feeding slide block, rotating shaft mount pad is provided with axis hole, described rotating shaft is threaded onto described axis hole by bearings, rotating shaft is axially parallel with feeding slide block glide direction, blade is fixedly installed in the rotating shaft front end near fixing to clamp mechanism, it is characterized in that: described automatic gas cutting machine also comprises the groove type blanking splicing frame be fixedly installed, the outlet in mechanisms grip chamber is fixed to clamp described in the groove import of blanking splicing frame is undertaken in, described transmission mechanism comprises initiative driver, first intermediate transmission wheel, second intermediate transmission wheel, driven transmission wheel, first driving belt and the second driving belt, driven transmission wheel fixed cover is loaded on the rear end of described rotating shaft, the first described intermediate transmission wheel and the second intermediate transmission wheel fixed cover are loaded on same power transmission shaft, power transmission shaft two ends are supported by bearing and bearing block and install, bearing block is fixedly installed in described feeding slide block, described initiative driver fixed cover is loaded in the rotating shaft of described motor, the first described driving belt is set in described initiative driver and the first intermediate transmission wheel formation first drive circuit, the second described driving belt is set in described driven transmission wheel and the second intermediate transmission wheel formation second drive circuit, the peak of described rotating shaft mount pad and described second drive circuit is not higher than bottom described blanking splicing frame.

2. new type auto cutting machine according to claim 1, it is characterized in that: described clamping drive mechanism is clamping cylinder, described clamping part comprises up and down to arranging the upper grip block and lower grip block putting and form clamping chamber, lower grip block is fixedly installed, upper grip block is installed on the piston of clamping cylinder, drive lifting realize with the involutory clamping of lower grip block and unclamp by clamping cylinder, clamping cylinder is supported by cylinder block and installs.

3. new type auto cutting machine according to claim 2, is characterized in that: described upper grip block downside is provided with elastomer block.

4. new type auto cutting machine according to claim 3, is characterized in that: described in fix to clamp that the lower grip block of mechanism and upper grip block are provided with position along blade direct of travel is mutually corresponding and be applicable to the elongated slot that blade passes through; Elongated slot up/down perforation on lower grip block and at least side, side is through; Elongated slot on upper grip block is opening down, and side, both sides is through, and described elastomer block is arranged on the upper grip block of elongated slot both sides, makes the elastomer block on grip block form the gap corresponding to elongated slot.

5. the new type auto cutting machine according to claim 1 or 4, is characterized in that: described feeding driving mechanism and material feeding driving mechanism are all cylinder.

6. new type auto cutting machine according to claim 5, is characterized in that: described blade feed mechanism also comprises the adjustable damping cylinder of speed, and damping cylinder is arranged on described feeding slide block sliding path, and it is axially parallel with feeding slide block glide direction.

7. new type auto cutting machine according to claim 5, it is characterized in that: described feeding guide mechanism and feeding-guiding mechanism all comprise separately and support by two bracing frame two ends at least two guide posts installed, described feeding slide block and feeding slide block all being arranged slide opening and guide post to joining.

8. new type auto cutting machine according to claim 7, it is characterized in that: described motor mount is provided with hollow cavity and rear openings, described feeding slide block end face is higher than the end face of the Backside support frame of described feeding guide mechanism, motor mount is installed on feeding slide block end face, and side stand component side overhangs backward.

9. new type auto cutting machine according to claim 7, is characterized in that: described in fix to clamp the cylinder block of mechanism and lower grip block overhangs on the left of described supporting seat, supporting seat is fixed on the Left-side support frame of described feeding-guiding mechanism.

10. the new type auto cutting machine according to claim 6,7,8 or 9, it is characterized in that: described pay-off also comprises a feed length governor motion, this feed length governor motion comprises adjustment screw rod and is set in the adjusting nut on adjustment screw rod, the Right side support erection of described feeding-guiding mechanism is equipped with screw vent, adjustment screw rod one end is fixedly connected with described feeding slide block, and the other end is through described screw vent.