CN112109134A - Automatic cutting machine for special-shaped sponge - Google Patents

Abstract

The invention discloses an automatic special-shaped sponge cutting machine which comprises a transport turntable, a plurality of die seats, a first rotation driving device, a cutting knife rest and a first linear driving device, wherein the die seats are provided with first rotating shafts, each die seat is provided with a supporting table and a knife path die, the upper surface of each supporting table is provided with at least two first contact pins, and the shape of the outer side surface of each knife path die is matched with the shape of a finished sponge workpiece; the cutting knife rest is provided with a first cutter and a convex part; when the first linear driving device drives the cutting tool rest to approach towards the transport turntable through the first driving rod, the protruding part is abutted against the outer side face of the tool path mold. According to the invention, the protruding part of the cutting knife rest is matched with the outer side surface of the knife path die, the first rotary driving device is used for driving the knife path die and the sponge workpiece placed on the supporting table to rotate, so that the first cutting knife cuts the sponge workpiece to obtain the special-shaped sponge with the shape similar to the outer side surface of the knife path die, the cutting precision is high, and the rejection rate is low.

Description

Automatic cutting machine for special-shaped sponge

Technical Field

The invention relates to the technical field of sponge cutting equipment, in particular to an automatic cutting machine for special-shaped sponges.

Background

The sponge is a porous material with good water absorption and can be used for cleaning articles. In daily life, the sponge can be processed into various shapes to meet the requirements of people, such as square sponge, strip sponge, round sponge and special-shaped sponge. The shape of square sponge, bar sponge, circular sponge is comparatively simple, usable ordinary mould alright with its cutting shaping, but current heterotypic sponge processing needs the manual work to cut the sponge embryo, just can obtain required shape, and the cutting efficiency of manual cutting heterotypic sponge is low, and the cutting precision is uneven moreover, and the rejection rate is higher.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the special-shaped sponge automatic cutting machine which is high in cutting precision and low in rejection rate.

The invention provides an automatic special-shaped sponge cutting machine which comprises a transportation turntable, a plurality of die seats, a first rotation driving device, a cutting knife rest and a first linear driving device, wherein the die seats are provided with first rotating shafts, the die seats are rotationally connected with the transportation turntable through the first rotating shafts, the die seats are provided with a supporting table and a knife path die, the knife path die is arranged below the supporting table, the upper surface of the supporting table is provided with at least two first contact pins which are vertically arranged, the first contact pins are used for inserting sponge workpieces, and the shape of the outer side surfaces of the knife path die is matched with the shape of finished sponge workpieces; the first rotating driving device is used for driving the first rotating shaft to rotate; the cutting knife rest is provided with a first cutting knife, the cutting knife rest is provided with a protruding part, and the first cutting knife is positioned above the protruding part; the first linear driving device is used for driving the cutting knife rest to be close to and far away from the transport turntable, and is provided with a first driving rod which is connected with the cutting knife rest through a compression spring; when the first linear driving device drives the cutting tool rest to approach the transportation turntable through the first driving rod, the protruding portion abuts against the outer side face of the tool path die.

The automatic special-shaped sponge cutting machine provided by the embodiment of the invention at least has the following beneficial effects: utilize the bellying of cutting knife rest and the lateral surface cooperation of sword way mould, utilize the sword way mould of first rotation drive arrangement drive mould seat and place the sponge work piece on the brace table and rotate, let first cutting knife cutting place the sponge work piece on the brace table to obtain the heterotypic sponge similar with the lateral surface shape of sword way mould, then need not the manpower and carry out cutting process to the sponge, cutting accuracy is high, promotes cutting efficiency, reduces the rejection rate.

According to some embodiments of the present invention, the tool path mold further includes a first movable base and a second linear driving device, the first linear driving device is disposed on the first movable base, the second linear driving device is configured to drive the first movable base to approach and move away from the transport turntable, the first rotating shaft is provided with a first external gear located below the tool path mold, the first rotary driving device is provided with a second external gear, when the second linear driving device drives the first movable base to approach the transport turntable, the second external gear is engaged with the first external gear, and the first rotary driving device drives the first external gear to rotate through the second external gear.

According to some embodiments of the present invention, the first movable seat includes an upper support seat and a lower support seat, the lower support seat is connected to the upper support seat through a plurality of connecting rods, the first rotary driving device is disposed on the lower support seat, and the second external gear is disposed between the upper support seat and the lower support seat.

According to some embodiments of the invention, the cutting blade carrier is slidably attached to an upper surface of the upper support base, and the first linear drive is disposed on the upper support base.

According to some embodiments of the invention, the automatic special-shaped sponge cutting machine further comprises a feeding device and a discharging device, and the feeding device, the cutting knife rest and the discharging device are sequentially arranged along the rotation direction of the transportation turntable.

According to some embodiments of the invention, the blanking device comprises a pneumatic expansion bracket and a second rotation driving device, the second rotation driving device is provided with a second rotating shaft which is horizontally arranged, the height of the second rotating shaft is matched with that of the supporting table, one end of the pneumatic expansion bracket is connected to the second rotating shaft, the other end of the pneumatic expansion bracket is provided with at least two second contact pins, the second contact pins are used for being inserted into a sponge workpiece on the supporting table, and the first contact pins and the second contact pins are distributed in a staggered manner.

According to some embodiments of the invention, the blanking device further comprises a stripping groove, the stripping groove is located on one side of the second rotary driving device, which is away from the transport turntable, the stripping groove is used for accommodating the second contact pin, the second contact pin extends into or out of the stripping groove under the driving of the pneumatic telescopic frame, and one side of the stripping groove, which is away from the transport turntable, is used for abutting against a sponge workpiece.

According to some embodiments of the invention, the feeding device comprises a feeding table and a feeding gripper, the feeding gripper is located between the feeding table and the transport turntable, and the feeding gripper is used for transporting the sponge workpiece of the feeding table to the supporting table.

According to some embodiments of the invention, the feeding mechanical claw comprises a grabbing claw, a swing frame, a first lifting device for driving the grabbing claw to lift, and a third rotary driving device, wherein the first lifting device is arranged on the swing frame, the third rotary driving device is used for driving the grabbing claw to swing back and forth above the feeding table and above the supporting table, the grabbing claw comprises a wide finger cylinder and two grabbing parts, the two grabbing parts move towards or away from each other under the driving of the wide finger cylinder, and a third contact pin for inserting a sponge workpiece is arranged on the inner side of the grabbing part.

According to some embodiments of the invention, the feeding device further comprises a conveying line and a second lifting device, the conveying line is used for conveying the long sponge blanks, the feeding table is located at an outlet of the conveying line, a limiting plate is arranged on one side of the feeding table, which is far away from the conveying line, a second cutter is arranged above a gap between the conveying line and the feeding table, and the second lifting device is used for driving the second cutter to lift.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic diagram of an architecture according to an embodiment of the present invention;

fig. 2 is a schematic view of the assembly between the cutting-blade carrier and the transport carousel shown in fig. 1;

FIG. 3 is a schematic view of an assembly structure between the blanking device and the transport turntable shown in FIG. 1;

FIG. 4 is a schematic structural diagram of a front view according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a top view according to an embodiment of the invention.

Reference numerals:

a transport turntable 100,

A mold base 200, a first rotating shaft 210, a first outer gear 211, a support base 220, a first pin 221, a tool path mold 230,

A first rotary drive device 300, a second external gear 310,

A cutting knife rest 400, a first cutting knife 410, a convex part 420,

A first linear driving device 500, a first driving rod 510, a compression spring 520,

A first movable base 600, a second linear driving device 610, an upper supporting base 620, a lower supporting base 630, a connecting rod 640,

The feeding device 700, the feeding table 710, the limiting plate 711, the feeding mechanical claw 720, the grabbing claw 721, the wide finger cylinder 7211, the grabbing part 7212, the third inserting pin 7213, the swing frame 722, the first lifting device 723, the third rotation driving device 724, the conveying line 730, the upper conveying belt 731, the lower conveying belt 732, the conveying guardrail 733, the second lifting device 740, the second cutter 750, the first lifting device and the second lifting device,

A blanking device 800, a pneumatic expansion bracket 810, a second inserting pin 811, a second rotary driving device 820, a second rotating shaft 821, a stripping groove 830,

A guide frame 900 and a curved guide arc surface 910.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 3, an automatic cutting machine for irregular sponges comprises a transport turntable 100, a plurality of mold bases 200, a first rotary driving device 300, a cutting tool holder 400 and a first linear driving device 500, wherein the mold bases 200 are provided with first rotating shafts 210, the mold bases 200 are rotatably connected with the transport turntable 100 through the first rotating shafts 210, the mold bases 200 are provided with supporting tables 220 and tool path molds 230, the tool path molds 230 are arranged below the supporting tables 220, the upper surface of the supporting tables 220 is provided with at least two vertically arranged first contact pins 221, the first contact pins 221 are used for inserting sponge workpieces, and the shape of the outer side surfaces of the tool path molds 230 is matched with the shape of finished sponge workpieces; the first rotation driving device 300 is used for driving the first rotating shaft 210 to rotate; the cutting blade holder 400 has a first cutting blade 410, the cutting blade holder 400 is provided with a boss 420, and the first cutting blade 410 is positioned above the boss 420; a first linear drive 500 for driving the cutting blade holder 400 towards and away from the transport carousel 100, the first linear drive 500 having a first drive rod 510, the first drive rod 510 being connected to the cutting blade holder 400 by a compression spring 520; when the first linear driving device 500 drives the cutting blade holder 400 to approach the transport turntable 100 through the first driving rod 510, the protruding portion 420 abuts against the outer side surface of the knife path mold 230. The transportation turntable 100 can be driven by the motor to rotate, the supporting platform 220 of the die holder 200 is used for supporting the sponge workpiece, namely, when the sponge workpiece is loaded, the sponge workpiece vertically falls down and is placed on the supporting platform 220, the first contact pin 221 is inserted into the sponge workpiece, the sponge workpiece can be fixed on the supporting platform 220, and the rotation along with the die holder 200 is facilitated. The shape of the outer side surface of the knife path mold 230 is matched with the cutting knife path of the sponge workpiece, in this embodiment, as shown in fig. 4, the shape of the outer side surface of the knife path mold 230 is similar to the number "8", and the shape of the cut product of the sponge is also similar to the number "8". The sponge workpiece can be fixed by the at least two first pins 221, so that the sponge workpiece and the die holder 200 are prevented from rotating relatively. In this embodiment, the number of the first pins 221 is four, and the first pins are distributed at four corners of the supporting platform 220 for fixing the sponge workpiece.

When the device is used, firstly, a sponge workpiece which is not cut is inserted into the first inserting pin 221 on the supporting table 220, then the transport turntable 100 rotates, the die holder 200 is transported to a position corresponding to the cutting tool rest 400, then the first linear driving device 500 drives the cutting tool rest 400 to approach towards the transport turntable 100, the convex part 420 is abutted against the outer side surface of the tool path die 230, and the compression spring 520 is in a compression state; when the protruding portion 420 abuts against the outer side surface of the tool path mold 230, the first rotation driving device 300 drives the mold base 200 to rotate, i.e. the tool path mold 230 is driven to rotate, so that different positions of the outer side surface of the tool path mold 230 abut against the protruding portion 420, because the compression spring 520 is in a compressed state, even if the outer side surface of the tool path mold 230 is not circular, the protruding portion 420 will always abut against the outer side surface of the tool path mold 230 under the driving of the compression spring 520, and the relative distance between the first cutter 410 of the cutting tool holder 400 and the contact point of the protruding portion 420 and the tool path mold 230 is unchanged, when the first rotation driving device 300 drives the tool path mold 230 to rotate for one circle, the first cutter 410 of the cutting tool holder 400 will cut the sponge workpiece rotating for one circle into a cut product adapted to the shape of the outer side surface of the tool path mold 230 along the outer side surface of the tool path mold 230, and the outer side surface of the tool, the sponge after cutting is the required heterotypic sponge, this embodiment utilizes the protruding portion 420 of cutting knife rest 400 and the lateral surface cooperation of tool path mould 230, utilize the tool path mould 230 of first rotation drive arrangement 300 drive mould seat 200 and place the sponge work piece on the brace table 220 and rotate, let first cutting knife 410 cut the sponge work piece on placing the brace table 220, in order to obtain the heterotypic sponge similar with the lateral surface shape of tool path mould 230, then need not the manpower and cut the processing to the sponge, cutting precision is high, promote cutting efficiency, reduce the rejection rate. After the first cutting knife 410 finishes cutting the sponge workpiece, the first linear driving device 500 drives the cutting knife holder 400 to be far away from the transport turntable 100, so that the protruding part 420 is separated from the knife path mold 230, and the knife retracting action is finished. The transport carousel 100 can now continue to rotate, leaving the die holder 200 away from the cutting blade carrier 400 to the blanking area.

It should be noted that, in this embodiment, the first rotary driving device 300 is a motor, the first linear driving device 500 is a cylinder, and the first cutting knife 410 is an electric heating knife, wherein the shape of the first cutting knife 410 can be adjusted to be a curved knife according to production requirements, so as to cut the side surface of the sponge into a curved surface, thereby meeting various requirements. Besides, the first rotary driving device 300 may be a pneumatic motor, a hydraulic motor, or the like, which can perform rotary driving, and the first linear driving device 500 may be an electric push rod, an oil cylinder, or the like, which can perform linear driving. The compression spring 520 may be a gas spring or a common compression spring, and the transport turntable 100 is an index plate.

Referring to fig. 3, according to some embodiments of the present invention, the end of the protruding portion 420, which abuts against the tool path mold 230, is a dome portion, so as to reduce friction between the protruding portion 420 and the tool path mold 230, and to enable the tool path mold 230 to drive the protruding portion 420 to extend and retract when rotating, that is, to drive the cutting tool holder 400 to extend and retract so as to adapt to the irregular curved surface on the outer side of the tool path mold 230, thereby facilitating cutting. Similarly, the end of the protruding portion 420 for abutting against the tool path mold 230 can be a pulley, so that the tangential force transmitted to the protruding portion 420 by the tool path mold 230 can be greatly reduced, the tool path mold 230 only transmits the radial force to the cutting tool holder 400, the cutting tool holder 400 can be conveniently driven to stretch, the friction force is reduced, and the protruding portion 420 can be more easily attached to the outer side surface of the tool path mold 230 when the tool path mold 230 rotates.

Referring to fig. 2 and 3, according to some embodiments of the present invention, the automatic special-shaped sponge cutting machine further includes a first movable base 600 and a second linear driving device 610, the first rotary driving device 300 is disposed on the first movable base 600, the second linear driving device 610 is configured to drive the first movable base 600 to approach and separate from the transport turntable 100, the first rotating shaft 210 is provided with a first external gear 211 located below the knife path mold 230, the first rotary driving device 300 is provided with a second external gear 310, when the second linear driving device 610 drives the first movable base 600 to approach the transport turntable 100, the second external gear 310 is engaged with the first external gear 211, and the first rotary driving device 300 drives the first external gear 211 to rotate through the second external gear 310. The second linear driving device 610 is used for driving the first movable base 600 to approach and separate from the transportation turntable 100, i.e., the second linear driving device 610 can control the clutch between the second external gear 310 and the first external gear 211 to form a clutch. That is, when the mold base 200 needs to be rotated, the second linear driving device 610 drives the first movable base 600 to approach the transportation turntable 100, so that the first external gear 211 is engaged with the second external gear 310, and the first rotary driving device 300 drives the first external gear 211 to rotate through the second external gear 310, thereby achieving the purpose of driving the mold base 200 by the first rotary driving device 300. After the sponge workpiece placed on the mold base 200 is cut, the second linear driving device 610 drives the first movable base 600 to be away from the transportation turntable 100, that is, the second external gear 310 is separated from the first external gear 211, no power is transmitted, and the purpose of stopping the rotation of the mold base 200 is achieved. The second linear actuator 610 may be an air cylinder, an oil cylinder, or an electric push rod.

According to some embodiments of the present invention, a double-sided toothed synchronous belt is wound around the outer side of the second outer gear 310 of the first rotary driving device 300, the first movable base 600 is provided with a driven gear, the double-sided toothed synchronous belt is wound around the driven gear, and a space is provided between the second outer gear 310 and the driven gear, when the second linear driving device 610 drives the first movable base 600 to approach the transport turntable 100, the first outer gear 211 will engage with teeth on the outer side of the double-sided toothed synchronous belt between the second outer gear 310 and the driven gear, and when the first rotary driving device 300 drives the second outer gear 310 to rotate, the double-sided toothed synchronous belt will be driven to move, so as to drive the first outer gear 211 engaged with teeth on the outer side of the double-sided toothed synchronous belt to rotate, thereby achieving the purpose of driving the first rotary driving device 300 to drive the mold base 200.

Referring to fig. 2 and 5, according to some embodiments of the present invention, the first movable base 600 includes an upper support 620 and a lower support 630, the lower support 630 is connected to the upper support 620 via a plurality of connecting rods 640, the first rotary actuator 300 is disposed on the lower support 630, and the second external gear 310 is disposed between the upper support 620 and the lower support 630. That is, the first movable base 600 has two layers of positions where it can be installed and fixed, and the first rotary driving device 300 is disposed on the lower layer supporting base 630, so that it is possible to prevent dust from falling onto the second external gear 310, and to allow the first external gear 211 to be engaged with the second external gear 310 better, thereby reducing interference. In order to better engage the first outer gear 211 with the second outer gear 310, the upper layer supporting seat 620 is provided with an avoiding notch for avoiding the rotating shaft, so that the first outer gear 211 can conveniently extend between the upper layer supporting seat 620 and the lower layer supporting seat 630, and the first outer gear 211 can conveniently engage with the second outer gear 310.

Referring to fig. 2 and 3, according to some embodiments of the present invention, the cutting blade cartridge 400 is slidably coupled to an upper surface of the upper support 620, and the first linear drive unit 500 is disposed on the upper support 620. That is, the cutting blade holder 400 is slidably connected to the upper supporting seat 620 of the first movable seat 600, when the second linear driving device 610 drives the first movable seat 600 to approach the transport turntable 100, the cutting blade holder 400 will approach the mold seat 200 on the transport turntable 100 gradually at this time, so that the stroke of the first linear driving device 500 can be reduced, and the protrusion 420 of the cutting blade holder 400 is convenient to abut against the outer side surface of the cutting path mold 230; during retracting, the second linear driving device 610 may drive the first movable base 600 to move away from the transport turntable 100, so that the protrusion 420 of the cutting blade holder 400 is separated from the outer side surface of the blade path mold 230, thereby retracting the cutting blade.

Referring to fig. 1, 4 and 5, according to some embodiments of the present invention, the automatic special-shaped sponge cutting machine further includes a feeding device 700 and a discharging device 800, wherein the feeding device 700, the cutting tool holder 400 and the discharging device 800 are sequentially arranged along a rotation direction of the transport turntable 100. That is, the feeding device 700, the cutting tool holder 400 and the discharging device 800 are distributed around the edge of the transport turntable 100, so that the mold base 200 can sequentially pass through a feeding station, a cutting station and a discharging station, thereby achieving the functions of automatic feeding, cutting and discharging.

Referring to fig. 1 to 3, according to some embodiments of the present invention, the blanking device 800 includes a pneumatic expansion bracket 810, and a second rotation driving device 820, the second rotation driving device 820 has a second rotating shaft 821 horizontally disposed, a height of the second rotating shaft 821 is adapted to a height of the supporting base 220, one end of the pneumatic expansion bracket 810 is connected to the second rotating shaft 821, the other end of the pneumatic expansion bracket 810 is provided with at least two second pins 811, the second pins 811 are used for inserting a sponge workpiece on the supporting base 220, and the first pins 221 and the second pins 811 are distributed in a staggered manner. The pneumatic telescopic frame 810 comprises a telescopic cylinder and a plug frame driven by the telescopic cylinder, the second contact pins 811 are arranged on the plug frame, the orientation of the second contact pins 811 is parallel to the telescopic direction of the telescopic cylinder, in this embodiment, the second contact pins 811 are two, and the distance between the two second contact pins 811 is smaller than the distance between the two first contact pins 221, namely, the second contact pins 811 can be driven by the pneumatic telescopic frame 810 to be inserted into the sponge workpiece on the support table 220. When the pneumatic telescopic frame 810 is used, the second rotary driving device 820 swings the pneumatic telescopic frame 810 to a height flush with the supporting table 220, the second inserting pin 811 faces the supporting table 220, and the pneumatic telescopic frame 810 is in a retracted state; when the transport turntable 100 conveys the mold base 200 to a position corresponding to the blanking device 800, the second contact pin 811 corresponds to a gap between two first contact pins 221, and then the pneumatic telescopic frame 810 extends out, so that the second contact pin 811 on the pneumatic telescopic frame 810 is inserted into the sponge workpiece on the supporting table 220, and the sponge workpiece is fixed on the pneumatic telescopic frame 810; then, the second rotation driving device 820 drives the pneumatic expansion bracket 810 to swing upwards, that is, the second pin 811 will drive the sponge workpiece to be released from the first pin 221, so as to achieve the purpose of blanking the die holder 200. In the present embodiment, the second rotation driving device 820 is an air motor, and the second rotation driving device 820 may be another motor capable of driving rotation, such as a reduction motor.

On the basis, the blanking device 800 further comprises a material dropping groove 830, the material dropping groove 830 is located on one side, away from the transport turntable 100, of the second rotation driving device 820, the material dropping groove 830 is used for accommodating the second inserting pin 811, the second inserting pin 811 extends into or out of the material dropping groove 830 under the driving of the pneumatic telescopic frame 810, and one side, away from the transport turntable 100, of the material dropping groove 830 is used for abutting against the sponge workpiece. After the second pin 811 drives the sponge workpiece to be disengaged from the first pin 221, the second rotary driving device 820 will continue to drive the pneumatic expansion bracket 810 to swing in the direction away from the transport turntable 100, and the pneumatic expansion bracket 810 still keeps the state of extending the second pin 811, so that the second pin 811 can fall into the disengaging groove 830 at this time, the sponge workpiece will be located on one side of the disengaging groove 830 away from the transport turntable 100, and then the pneumatic expansion bracket 810 drives the second pin 811 to retract, and the sponge workpiece abuts against one side of the disengaging groove 830 at this time, and cannot pass through the disengaging groove 830, so that the second pin 811 will be separated from the sponge workpiece, and the sponge workpiece is disengaged from the second pin 811, so that the purpose of blanking for the pneumatic expansion bracket 810 is achieved, and the blanking operation of disengaging the sponge workpiece from the blanking device 800 can be completed. In order to facilitate collection and transportation of the cut sponge work pieces, a collecting cylinder may be disposed below the stripping tank 830 to collect the cut sponge work pieces for storage or the next processing step. It should be noted that, in this embodiment, the material dropping groove 830 is a U-shaped groove formed by a cross bar and two vertical bars, a gap between the two vertical bars is used for the second pin 811 to pass through, and one side of the two vertical bars departing from the transportation turntable 100 is used for abutting against the sponge workpiece, so that the sponge workpiece can fall down on one side of the material dropping groove 830 when the second pin 811 retracts.

Referring to fig. 1, 4 and 5, according to some embodiments of the present invention, the loading device 700 includes a loading platform 710 and a loading gripper 720, the loading gripper 720 is located between the loading platform 710 and the transport turntable 100, and the loading gripper 720 is used for transporting the sponge workpiece from the loading platform 710 to the supporting platform 220. That is, the feeding device 700 grabs the sponge workpiece on the feeding table 710 by the feeding gripper 720, and then places the sponge workpiece on the supporting table 220 to allow the first pin 221 to be inserted into the sponge workpiece, so as to achieve the purpose of feeding. The loading table 710 is used for holding a sponge workpiece so that the loading gripper 720 can grasp the sponge workpiece. On the basis, the feeding mechanical claw 720 comprises a grabbing claw 721, a swing frame 722, a first lifting device 723 and a third rotation driving device 724, wherein the first lifting device 723 drives the grabbing claw 721 to lift, the third rotation driving device 724 is used for driving the grabbing claw 721 to swing back and forth above the feeding table 710 and above the supporting table 220, the grabbing claw 721 comprises a wide finger cylinder 7211 and two grabbing parts 7212, the two grabbing parts 7212 move towards or away from each other under the driving of the wide finger cylinder 7211, and a third inserting needle 7213 for inserting a sponge workpiece is arranged on the inner side of the grabbing part 7212. Two grasping portions 7212 are respectively arranged on different sides of the wide finger cylinder 7211, different grasping portions 7212 are connected to different output rods of the wide finger cylinder 7211, so as to achieve the purpose that the two grasping portions 7212 move in opposite directions or in the opposite directions, the third inserting pin 7213 is positioned between the two grasping portions 7212, and the orientation of the third inserting pin 7213 is parallel to the moving direction of the grasping portions 7212. Third pin 7213 is misaligned with first pin 221. When the sponge workpiece picking device is used, the third rotary driving device 724 drives the swing frame 722 to rotate, the grabbing claw 721 is positioned above the feeding table 710, then the first lifting device 723 drives the grabbing claw 721 to be below, the third inserting pin 7213 of the grabbing part 7212 of the grabbing claw 721 corresponds to a sponge workpiece on the feeding table 710, then the wide finger cylinder 7211 drives the two grabbing parts 7212 to move towards each other, the third inserting pin 7213 is inserted into the sponge workpiece, the sponge workpiece is fixed on the grabbing claw 721, then the first lifting device 723 drives the grabbing claw 721 to ascend, the sponge workpiece is separated from the feeding table 710, the third rotary driving device 724 drives the swing frame 722 to rotate, the grabbing claw 721 is positioned above the supporting table 220, then the grabbing claw 721 descends, the first inserting pin 221 is inserted into the sponge workpiece to fix the sponge workpiece on the supporting table 220, then the wide finger cylinder 7211 drives the grabbing part 7212 to move back and forth, and then the third inserting pin 7213 on the grabbing claw will be separated from the sponge workpiece, the sponge workpiece is left on the supporting platform 220 of the die holder 200 to prepare the cutting blade holder 400 for cutting. Note that the wide finger cylinder 7211 is an SMC wide finger cylinder 7211, the third rotation drive is a pneumatic motor, and the first lifting device 723 is a lifting cylinder. In addition, the third rotation driving device 724 may also be a device such as a motor capable of rotation driving, and the first lifting cylinder may be a device such as an oil cylinder and an electric push rod capable of linear driving lifting.

Referring to fig. 4 and 5, according to some embodiments of the present invention, the feeding device 700 further includes a conveying line 730 and a second lifting device 740, the conveying line 730 is used for conveying the elongated sponge blanks, the feeding table 710 is located at an outlet of the conveying line 730, a limiting plate 711 is disposed on a side of the feeding table 710 away from the conveying line 730, a second cutting knife 750 is disposed above a gap between the conveying line 730 and the feeding table 710, and the second lifting device 740 is used for driving the second cutting knife 750 to lift. That is, the long sponge blank is transported on the transporting line 730, and when the forward end of the sponge blank is transported to the outlet of the transporting line 730, the sponge blank will be supported by the feeding table 710 until the forward end of the sponge blank is transported to the limiting plate 711, and the horizontal distance between the limiting plate 711 and the second cutter 750 is matched with the length of the sponge workpiece. Then the second lifting device 740 drives the second cutter 750 to descend, so that the second cutter 750 falls down towards the gap between the transportation line 730 and the feeding table 710 for cutting off the sponge blank, and the cut sponge will remain on the feeding table 710 to wait for the clamping transportation of the feeding gripper 720 for the feeding and cutting processes. It should be noted that the second lifting device 740 is an air cylinder, and the second cutting knife 750 is an electric heating knife. In addition, the second elevating device 740 may be a driving device capable of linearly elevating, such as an oil cylinder or an electric push rod.

Referring to fig. 4, according to some embodiments of the present invention, the transport line 730 includes an upper transport belt 731, a lower transport belt 732, and a transport fence 733, wherein a transport channel for transporting the elongated sponge blank is formed between the upper transport belt 731 and the lower transport belt 732, a height of the transport channel is adapted to a thickness of the transported elongated sponge blank, the transport fence 733 includes two fence plates, the two fence plates are respectively disposed at two sides of the transport channel, and a distance between the two fence plates is adapted to a width of the sponge blank. The lower side of the upper conveyor 731 and the upper side of the lower conveyor 732 are used for transporting the sponge blank to the feeding station 710, wherein the upper conveyor 731 is used for pressing the sponge to the lower conveyor 732, that is, the distance between one end of the upper conveyor 731 close to the feeding station 710 and the lower conveyor 732 is smaller than the height of the sponge blank, so that the friction between the upper conveyor 731 and the sponge blank and the lower conveyor 732 can be better increased, and the sponge blank can be conveniently transported by the upper conveyor 731 and the lower conveyor 732 to the feeding station 710.

Referring to fig. 5, according to some embodiments of the present invention, there are four mold bases 200, and the mold bases 200 are uniformly distributed at the edge of the transport turntable 100, and when one of the mold bases 200 corresponds to the feeding device 700, there is one mold base 200 at each of the cutting tool post 400 and the blanking station, so that the operations of feeding, cutting and blanking can be performed in the same time period, and the cutting efficiency of the sponge is greatly improved. In order to determine the positions of the supporting platform 220 and the first pins 221 when the mold base 200 rotates to the positions of the blanking device 800 and the loading device 700, a guide frame 900 is fixed above the transport turntable 100, the guide frame 900 is arc-shaped and extends from the position corresponding to the blanking device 800 to the position corresponding to the loading device 700 along the direction of rotation of the transport turntable 100, as shown in fig. 5, the outer side of the guide frame 900 is used to abut against the outer side of the knife path mold 230, in this embodiment, the outer side of the knife path mold 230 is shaped like the number "8", one side of the knife path mold 230 will abut against the guide frame 900, during blanking and loading, the mold base 200 will not swing in disorder, the blanking device 800 and the loading device 700 can effectively align the position of the supporting platform 220 to correspond to blanking and loading, i.e. the second pins 811 can be better inserted into the sponge workpiece on the supporting platform 220, and the sponge workpiece grabbed by the loading device claw 720 can be placed on the supporting platform 220, the first pin 221 is inserted into the sponge workpiece, so that the loading and unloading are convenient. As shown in fig. 5, in order to better enable the mold base 200 to enter the guide frame 900, a curved guiding arc surface 910 is disposed at one end of the guide frame 900 close to the cutting tool holder 400, the radius of the curved guiding arc surface 910 is smaller than that of the guide frame 900, so that the tool path mold 230 can better rotate and swing, the tool path mold 230 can better swing in a positive direction, and two relatively convex parts on one side of the tool path mold 230 in a shape like a Chinese character '8' are abutted against the guide frame 900, so as to fix the mold base 200 and facilitate loading and unloading.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (10)

1. The utility model provides an automatic cutting machine of abnormal shape sponge which characterized in that includes:

a transport carousel (100);

the mould bases (200) are provided with first rotating shafts (210), the mould bases (200) are rotatably connected with the transportation turntable (100) through the first rotating shafts (210), the mould bases (200) are provided with supporting tables (220) and cutter path moulds (230), the cutter path moulds (230) are arranged below the supporting tables (220), the upper surfaces of the supporting tables (220) are provided with at least two vertically arranged first inserting pins (221), the first inserting pins (221) are used for inserting sponge workpieces, and the shapes of the outer side surfaces of the cutter path moulds (230) are matched with the shapes of finished sponge workpieces;

the first rotating driving device (300) is used for driving the first rotating shaft (210) to rotate;

a cutting blade holder (400) having a first cutting blade (410), the cutting blade holder (400) being provided with a boss (420), the first cutting blade (410) being located above the boss (420);

-a first linear drive device (500) for driving the cutting-blade carrier (400) towards and away from the transport carousel (100), the first linear drive device (500) having a first drive rod (510), the first drive rod (510) being connected to the cutting-blade carrier (400) by means of a compression spring (520);

when the first linear driving device (500) drives the cutting tool rest (400) to approach towards the transport turntable (100) through the first driving rod (510), the convex part (420) is abutted against the outer side surface of the tool path mold (230).

2. The automatic cutting machine for shaped sponges according to claim 1, characterized in that: also comprises a first movable seat (600) and a second linear driving device (610), wherein the first rotary driving device (300) is arranged on the first movable seat (600), the second linear driving device (610) is used for driving the first movable base (600) to approach and move away from the transport turntable (100), the first rotating shaft (210) is provided with a first outer gear (211) positioned below the cutter path die (230), the first rotary drive (300) is provided with a second external gear (310), when the second linear driving device (610) drives the first movable base (600) to approach the transport turntable (100), the second external gear (310) is engaged with the first external gear (211), and the first rotational driving device (300) drives the first external gear (211) to rotate through the second external gear (310).

3. The automatic cutting machine for shaped sponges according to claim 2, characterized in that: first removal seat (600) is including upper supporting seat (620) and lower floor's supporting seat (630), lower floor's supporting seat (630) are connected through many connecting rods (640) upper supporting seat (620), first rotation drive device (300) set up on lower floor's supporting seat (630), second external gear (310) are located upper supporting seat (620) with between lower floor's supporting seat (630).

4. The automatic cutting machine for shaped sponges according to claim 3, characterized in that: the cutting knife rest (400) is connected to the upper surface of the upper layer supporting seat (620) in a sliding mode, and the first linear driving device (500) is arranged on the upper layer supporting seat (620).

5. The automatic cutting machine for shaped sponges according to claim 1, characterized in that: the automatic cutting machine is characterized by further comprising a feeding device (700) and a discharging device (800), wherein the feeding device (700), the cutting knife rest (400) and the discharging device (800) are sequentially arranged along the rotating direction of the conveying rotary disc (100).

6. The automatic cutting machine for shaped sponges according to claim 5, characterized in that: unloader (800) is including pneumatic expansion bracket (810), second rotation drive arrangement (820) have second pivot (821) of level setting, the height of second pivot (821) with the high looks adaptation of brace table (220), the one end of pneumatic expansion bracket (810) connect in second pivot (821), the other end of pneumatic expansion bracket (810) is provided with two piece at least second contact pins (811), second contact pin (811) are used for inserting and are located sponge work piece on brace table (220), first contact pin (221) with second contact pin (811) staggered distribution.

7. The automatic cutting machine for shaped sponges according to claim 6, characterized in that: the blanking device (800) further comprises a stripping groove (830), the stripping groove (830) is located on one side, deviating from the transport turntable (100), of the second rotation driving device (820), the stripping groove (830) is used for accommodating the second contact pin (811), the second contact pin (811) stretches into or out of the stripping groove (830) under the driving of the pneumatic telescopic frame (810), and one side, deviating from the transport turntable (100), of the stripping groove (830) is used for abutting against a sponge workpiece.

8. The automatic cutting machine for shaped sponges according to claim 5, characterized in that: the feeding device (700) comprises a feeding table (710) and a feeding mechanical claw (720), the feeding mechanical claw (720) is located between the feeding table (710) and the conveying turntable (100), and the feeding mechanical claw (720) is used for conveying the sponge workpiece of the feeding table (710) to the supporting table (220).

9. The automatic cutting machine for shaped sponges according to claim 8, characterized in that: the feeding mechanical claw (720) comprises a grabbing claw (721), a swinging frame (722), a first lifting device (723) and a third rotary driving device (724), wherein the first lifting device (723) drives the grabbing claw (721) to lift, the third rotary driving device (724) is arranged on the swinging frame (722), the third rotary driving device (724) is used for driving the grabbing claw (721) to swing back and forth above the feeding table (710) and above the supporting table (220), the grabbing claw (721) comprises a wide finger cylinder (7211) and two grabbing parts (7212), the two grabbing parts (7212) are driven by the wide finger cylinder (7211) to move in opposite directions or in opposite directions, and a third inserting needle (7213) used for inserting a sponge workpiece is arranged on the inner side of the grabbing part (7212).

10. The automatic cutting machine for shaped sponges according to claim 9, characterized in that: loading attachment (700) are still including transport line (730) and second elevating gear (740), transport line (730) are used for transporting rectangular sponge stock, material loading platform (710) are located the export of transport line (730), material loading platform (710) deviate from one side of transport line (730) is provided with limiting plate (711), transport line (730) with clearance top between material loading platform (710) is provided with second cutter (750), second elevating gear (740) are used for the drive second cutter (750) go up and down.

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