CN112372314B

CN112372314B - Full-automatic processing device for viscoelastic bar-shaped material

Info

Publication number: CN112372314B
Application number: CN202011079532.0A
Authority: CN
Inventors: 张铮; 雷勇; 高博超; 王蕾; 常步; 苏旭武; 熊盛辉; 胡凌辉; 王孙强; 王欣; 姚亚健
Original assignee: Inner Mongolia Synthetic Chemical Research Institute; Hubei University of Technology
Current assignee: Inner Mongolia Synthetic Chemical Research Institute; Hubei University of Technology
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-10-22
Anticipated expiration: 2040-10-10
Also published as: CN112372314A

Abstract

The invention discloses a full-automatic processing device for viscoelastic bar-shaped materials, which comprises a rack, and a feeding device, an end cutting device, a punching device, a hole cleaning device, a discharging device, a waste cleaning device, a material conveying device and a processing platform which are arranged on the rack, wherein the processing platform comprises a turntable and a working platform; the invention utilizes the material conveying device to convey the material tray along a fixed path; six stations carry out corresponding action processing in the carousel rotation process, realize the automatic processing of viscoelastic bar material. The invention has high processing efficiency and high precision and can automatically operate.

Description

Full-automatic processing device for viscoelastic bar-shaped material

Technical Field

The invention belongs to the field of material processing, relates to a material cutting processing technology, and particularly relates to a full-automatic processing device for viscoelastic rod-shaped materials.

Background

The viscous and elastic rod-shaped material is called viscoelastic material for short, and is widely applied to various industries such as aerospace, chemical engineering, mineral products, medical treatment and the like. When the viscous and elastic rod-shaped materials are cut, due to the particularity of the materials, the deformation of the rod materials in the cutting process is easy to occur, the cut tail materials and the rod materials are adhered together and are not separated, the cut of the rod materials is not flat, the tail materials are adhered to a workbench or a cutter, and the like. In addition, the viscoelastic bar is difficult to drill during drilling, the required aperture cannot be accurately obtained, the material is easy to deform during processing, and no automatic production line for end cutting and drilling of viscoelastic materials exists.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a full-automatic processing device for viscoelastic rod-shaped materials, which is an automatic production device with stable operation, high product precision, small deformation and good incision quality, can collect all tailings in a centralized manner and can respectively finish end incision and perforation of viscous and elastic rod-shaped materials with various length sizes.

The technical scheme adopted by the invention for solving the technical problems is as follows:

an automatic processing device for viscoelastic bar-shaped materials is characterized in that: the automatic feeding and discharging device comprises a rack, and a feeding device, an end cutting device, a punching device, a hole cleaning device, a discharging device, a waste material cleaning device, a material conveying device and a rotary table which are arranged on the rack, wherein a working platform is arranged in the middle of the rack, a round hole is formed in the middle of the working platform, the rotary table is arranged in the round hole in the middle of the working platform, the feeding device, the end cutting device, the punching device, the hole cleaning device, the discharging device and the waste material cleaning device are sequentially arranged around the rotary table at equal intervals to form six stations surrounding the rotary table, the six stations are respectively a feeding station, an end cutting station, a punching station, a hole cleaning station, a discharging station and a cleaning station, and the rotary table is provided with viscoelastic bar clamping devices corresponding to the six stations one by one;

the viscoelastic bar clamping device comprises a material carrying platform and a collecting tank arranged on the periphery of the material carrying platform, wherein a material carrying groove for containing viscoelastic bar-shaped materials is formed in the material carrying platform, the collecting tank is a chute surrounding the material carrying platform, a chute outlet is formed in one end, close to the edge of a turntable, of the collecting tank, a door-shaped baffle capable of being opened and closed is arranged at the chute outlet, and a door opening mechanism for opening the door-shaped baffle is arranged on the working platform;

the material conveying device is used for conveying a material tray for receiving the viscoelastic rod-shaped material along a fixed path;

the feeding device is arranged at a feeding station and is used for adsorbing and feeding viscoelastic bar-shaped materials processed by a material disc inner belt to the viscoelastic bar-shaped clamping device at the feeding station;

the end cutting device is arranged at an end cutting station and is used for performing end cutting on the viscoelastic bar clamping device at the end cutting station;

the punching device and the hole cleaning device are respectively arranged at a punching station and a hole cleaning station and are used for punching and cleaning the viscoelastic rod-shaped material in the corresponding stations;

the blanking device is arranged at a blanking station and used for blanking the viscoelastic bar-shaped material processed at the blanking station onto an empty tray of the material conveying device;

the waste material cleaning device is used for cleaning waste materials in the viscoelastic bar clamping device after blanking, and feeding is carried out for standby next time.

Furthermore, the material carrying groove is a semicircular groove matched with the size of the viscoelastic bar-shaped material to be cut, the material carrying platform is provided with at least two material taking grooves and at least two material guide grooves, the two material taking grooves are located in the middle of the material carrying platform and are perpendicular to the material carrying groove, and the material guide grooves are arranged on two sides of the material taking grooves.

Furthermore, a material pressing clamp is arranged between the two material taking grooves, the material pressing clamp is a long strip-shaped plate, the middle of the long strip-shaped plate is installed on the side portion of the material carrying platform through a rotating shaft, the front end of the long strip-shaped plate is bent upwards and then bent forwards, a pressing portion pressing the upper surface of the viscoelastic bar-shaped material is formed, the rear end of the long strip-shaped plate is an extrusion portion extending out of the material carrying platform, a torsion spring is arranged on the rotating shaft in the middle of the long strip-shaped plate, the front end of the long strip-shaped plate is pressed on the viscoelastic bar-shaped material, the side portion of the material carrying platform is provided with an avoiding groove for the extrusion portion of the long strip-shaped plate to perform turnover motion when being extruded, and a gantry pressing plate used for extruding the rear end of the long strip-shaped plate to enable the front end to be opened is arranged on the material taking station and the material station.

Furthermore, the gantry pressing plate comprises a gantry support and a pressing inclined plate for hanging the front end of the gantry support, and the height of the pressing inclined plate is gradually reduced along the rotation direction of the turntable.

Further, door type baffle middle part or upper portion are installed on the collecting vat lateral wall through the pivot to door type baffle is equipped with the torsional spring with the collecting vat lateral wall, and this torsional spring makes door type baffle shutoff on the chute export, door type baffle top is equipped with outstanding extrusion portion, the mechanism of opening the door is the push rod that opens the door, the push rod that opens the door extrudees outstanding extrusion portion after stretching out for door type baffle lower part outwards overturns, thereby opens the chute export, the waste material of discharging.

Further, the carousel is equipped with the holding tank that corresponds with six station positions all around, the holding tank is for seting up in the V type breach at carousel edge, be equipped with the location push rod on the work platform, location push rod front end is less than the biggest opening of V type breach.

Further, the door opening push rod and the positioning push rod share one air cylinder, and the specific structure is as follows: the door opening push rod and the positioning push rod are fixed on a positioning plate at an end cutting station, the positioning plate is installed at the telescopic end of the locking cylinder, the locking cylinder is installed on the working platform, and the telescopic direction of the locking cylinder is the radial direction of the rotary table.

Furthermore, the lower part of the positioning plate is provided with a transition chute corresponding to the chute outlet, a large waste collecting hopper is arranged below the transition chute, and a waste box is arranged below the large waste collecting hopper.

Further, it is specific that year material platform passes through year thing pedestal mounting on the carousel, it fixes on the carousel to carry the thing base, carries the thing base top and is equipped with along carrying the fixed slot of thing groove length direction, it is trapezoidal that year material platform is big-end-up, carries material platform bottom to be equipped with the fixed block of installing in the fixed slot, be equipped with the puller bolt who is used for locking year material platform position on carrying the thing base.

Furthermore, the punching device comprises a punching telescopic cylinder, a punching upper press table, a punching connecting plate and two drilling devices, the punching telescopic cylinder is arranged on a frame at a punching station through a connecting support, the punching connecting plate is arranged at a free telescopic end of the punching telescopic cylinder, the punching upper press table is arranged at the lower end of the punching connecting plate through a connecting piece, the two drilling devices are arranged on the punching connecting plate at the top of the punching upper press table through a connecting piece, the bottom of the punching upper press table is provided with a positioning groove corresponding to a material carrying groove on the material carrying platform, after the punching upper press table is tightly attached to the material carrying platform, the material carrying groove and the positioning groove jointly form a containing groove of a viscoelastic rod-shaped material, the positioning groove of the punching upper press table is provided with two suction grooves with enlarged sections, the top at one side of the suction groove is provided with a positioning hole for a drill bit of the drilling device to pass through, and the top at the other side of the suction groove is provided with an air suction opening, for connecting with a vacuum device or a negative pressure device.

Further, the constant head tank middle part of last pressure platform that punches is equipped with the groove of dodging of avoiding the pressure material clamp, be equipped with the toper guiding hole to drilling equipment's drill bit direction in the locating hole, drilling equipment is including punching feed cylinder and pneumatic abrasive wind pen, and two punching feed cylinders become the contained angle and install on the connecting plate that punches, and two pneumatic abrasive wind pens are installed respectively at two flexible ends that punch feed cylinder.

Furthermore, the material loading platform is provided with a conical guide hole, the punching upper pressing platform is provided with a corresponding conical guide pin, and the punching upper pressing platform is installed on the connecting piece through a buffer bolt.

Further, the structure of the hole cleaning device is the same as that of the punching device, and the only difference is that a drill bit at the front end of the drilling device is replaced by a milling cutter.

Further, clear hole device still includes a propelling movement cylinder, the propelling movement cylinder is installed on clear hole connecting plate of clear hole device, and the flexible end of freedom of propelling movement cylinder is installed and is used for pushing away the push pedal of the interior residue tails of constant head tank.

Further, loading attachment includes material loading lift cylinder, big arm revolving cylinder, the big arm of material loading, forearm revolving cylinder, material loading forearm and material loading end, material loading lift cylinder installs in the frame of material loading station department, and the big arm of material loading links to each other through big arm revolving cylinder and material loading lift cylinder's flexible end, and the forearm of material loading links to each other with the big arm of material loading through forearm revolving cylinder, the material loading end is including installing at the terminal connecting plate of material loading forearm end and installing two negative sucker in terminal connecting plate bottom.

Furthermore, a material pushing cylinder used for moving downwards for discharging is arranged on a tail end connecting plate between the two negative pressure suckers.

Further, unloader includes unloading lift cylinder, big arm revolving cylinder, the big arm of unloading, forearm revolving cylinder, unloading forearm and unloading end, unloading lift cylinder installs in the frame of unloading station department, and the big arm of unloading links to each other through the flexible end of big arm revolving cylinder with unloading lift cylinder, and the big arm of unloading links to each other with the big arm of unloading through forearm revolving cylinder, the unloading end is including installing at the terminal connecting plate of the forearm of unloading and installing two clamping jaw cylinders in terminal connecting plate bottom.

Further, waste material cleaning device includes that the waste material cleans the support, transversely stretches out cylinder, two-way stretch out cylinder and two brushes, transversely stretches out the cylinder and cleans the support mounting in the frame that cleans station department through the waste material, two-way stretch out cylinder is installed and is the end that freely stretches out and draws back at the transversely stretching out cylinder, and two brushes are installed on two limbs of two-way stretch out cylinder, transversely stretch out the cylinder and be used for driving two brushes along carousel radial motion arrival viscoelastic bar clamping device on, two-way stretch out cylinder is used for driving two brushes to clean the waste material to the collecting vat along carrying the removal of thing groove direction on viscoelastic bar clamping device.

Further, when the bidirectional extension cylinder retracts, the distance between the two brushes is smaller than the minimum length of the viscoelastic bar-shaped material after end cutting, and when the bidirectional extension cylinder extends, the distance between the two brushes is not smaller than the length of the loading groove.

Further, the turntable is driven to rotate step by step through the driving air cylinder, and the rotation is performed for 60 degrees each time, so that the viscoelastic bar material clamping device just enters the next station.

Furthermore, the diameter of the rotary table is smaller than that of a round hole in the middle of the working platform, a circle of annular chute is arranged in a gap between the rotary table and the round hole in the middle of the working platform, and an opening of the annular chute is aligned to the large waste collecting hopper.

Furthermore, the annular chute is V-shaped in cross section, the outer ring of the annular chute is fixed on the working platform, and the inner ring of the annular chute is smaller than the diameter of the rotary table.

The invention has the beneficial effects that: the invention has simple operation and high efficiency, the cut of the bar after end cutting is smooth, the size precision is high, the shape of the bar is not deformed, all tails and residues are collected in the waste material box and can not be attached to the processed bar and the surface of the workbench, the equipment has better processing continuity, can stably run for a long time, reduces the labor capacity of personnel and reduces the production cost.

Drawings

Fig. 1 is a schematic view of the overall structure of a fully automatic processing device according to an embodiment of the present invention.

Fig. 2 is a top view of the fully automatic processing apparatus with a top portion of the frame removed in an embodiment of the present invention.

Fig. 3 is a schematic distribution diagram of the viscoelastic bar clamping devices on the turntable according to the embodiment of the invention.

Fig. 4 is a schematic structural view of a viscoelastic bar holding device according to an embodiment of the invention.

Fig. 5 is a schematic structural view of a material loading platform of the viscoelastic bar clamping device of the invention.

FIG. 6 is a cross-sectional view of a loading platform in an embodiment of the invention.

Figure 7 is a schematic view of the gantry platen and open nip of the present invention.

Fig. 8 is a schematic view of the end cutting station scrap collection of the present invention.

Fig. 9 is a schematic view of the common locking cylinder for the door opening push rod and the positioning push rod of the end cutting station of the invention.

Fig. 10 is a schematic view of the positioning push rod and the locking cylinder of the present invention.

FIG. 11 is a schematic view of a loading device according to the present invention.

Fig. 12 is an overall schematic view of the end cutting device of the present invention.

FIG. 13 is a schematic view of a lower portion of an end cutting apparatus according to the present invention.

FIG. 14 is a rear side schematic view of an end cutting apparatus of the present invention.

Fig. 15 is a schematic top view of an end cutting upper press table of the end cutting apparatus of the present invention.

FIG. 16 is a schematic bottom view of an end cut top platen according to the present invention.

FIG. 17 is a schematic view of a punching apparatus according to the present invention.

FIG. 18 is a schematic view of a punch press station according to the present invention.

Fig. 19 is a schematic view of the hole cleaning device of the present invention.

FIG. 20 is a schematic view of the blanking device of the present invention.

FIG. 21 is a schematic view of a waste sweeping apparatus according to the present invention.

Fig. 22 is a schematic structural view of the material conveying device of the present invention.

Fig. 23 is a top view of the material transfer device of the present invention.

FIG. 24 is a schematic structural view of the tray horizontal conveying device of the present invention.

FIG. 25 is a schematic view of the tray horizontal conveying device with the conveying carriage removed.

FIG. 26 is a top view of a tray according to the present invention.

FIG. 27 is a bottom view of the tray of the present invention.

Reference numerals: 1-a machine frame, 101-a vertical column, 102-a cross beam, 103-a bottom platform, 104-a working platform, 105-a top platform, 106-a gantry pressing plate, 1061-a gantry support, 1062-a pressing inclined plate, 2-a feeding device, 201-a feeding lifting cylinder, 202-a large arm rotating cylinder, 203-a feeding large arm, 204-a small arm rotating cylinder, 205-a feeding small arm, 206-a feeding tail end, 207-a tail end connecting plate, 208-a negative pressure suction cup, 209-a feeding connecting piece, 210-a material pushing cylinder, a 3-end cutting device, 301-a pressing plate cylinder, 302-a pressing plate cylinder connecting plate, 303-a pressing cutting plate, 304-a cutter cylinder, 305-a cutter cylinder, 306-a blowing nozzle cylinder and 307-a cutter connecting support, 308-cutter, 309-knife connecting support, 310-knife connecting rod, 311-knife, 312-I-shaped plate, 313-end cutting upper pressing table, 314-blowing nozzle, 315-material taking needle, 316-discharging rod, 317-blowing nozzle support, 318-sliding hole, 319-upper knife guide groove, 320-sliding column, 321-connecting block, 322-flexible spring, 323-avoiding groove, 324-conical guide pin, 325-semi-hexagonal section groove, 4-perforating device, 401-perforating telescopic cylinder, 402-perforating upper pressing table, 403-perforating connecting plate, 404-connecting support, 405-first perforating feeding cylinder, 406-second perforating feeding cylinder, 407-positioning groove, 408-suction groove, 409-positioning hole, 410-suction opening, 411-avoiding groove, 412-conical guide pin, 413-pneumatic grinding pen, 414-upper pressing table connecting piece, 5-hole cleaning device, 501-hole cleaning telescopic cylinder, 502-hole cleaning upper pressing table, 503-hole cleaning connecting plate, 504 connecting bracket, 505-first hole cleaning feeding cylinder, 506-second hole cleaning feeding cylinder, 507-suction opening, 508-pneumatic grinding pen, 509-pushing cylinder, 510-pushing plate, 6-blanking device, 601-blanking lifting cylinder, 602-big arm rotating cylinder, 603-blanking big arm, 604-small arm rotating cylinder, 605-blanking small arm, 606-blanking end, 607-end connecting plate, 608-clamping jaw cylinder, 609-blanking connecting piece, 7-waste cleaning device, 701-waste cleaning bracket, 702-a transverse stretching cylinder, 703-a bidirectional stretching cylinder, 704-a hair brush, 8-a material conveying device, 81-a raw material tray feeding device, 8101-a raw material tray supporting plate, 8102-a feeding lifting device, 8103-a material tray push rod, 8104-a material tray pushing cylinder, 82-a material tray horizontal conveying device, 8201-a conveying base, 8202-a conveying planker, 8203-a clamping strip, 8204-a raw material feeding area, 8205-a finished product blanking area, 8206-a longitudinal movement transition plate, 8207-a longitudinal guide rail, 8208-a stepping cylinder, 8209-a transverse guide rail, 8210-a feeding clamping cylinder, 8211-a material tray feeding clamping cylinder, 8212-a clamping finger, 8213-an avoiding groove, 8214-a positioning groove, 8215-a longitudinal sliding pair and 8216-a feeding point, 8217-blanking point, 83-finished product tray blanking device, 8301-finished product tray supporting plate, 8302-blanking lifting device, 84-tray, 8401-positioning boss, 8402-positioning concave table, 8403-positioning round bead, 8404-trough, 9-viscoelastic bar clamping device, 901-material carrying platform, 902-material carrying trough, 903-collecting trough, 904-door type baffle, 905-conical guide hole, 906-material taking trough, 907-material pressing clamp, 9071-strip-shaped plate, 9072-pressing part, 9073-extruding part, 908-lower guide trough, 909-second guide trough, 910-material carrying base, 911-fixing trough, 912-fixing block, 913-top-tight bolt, 10-turntable, 11-V notch, 12-control box, 13-opening push rod, 14-positioning push rod, 15-positioning plate, 16-locking cylinder, 17-transition chute, 18-large waste collecting hopper, 19-waste box, 20-viscoelastic bar material, 21-annular chute, 22-V-shaped section and 23-driving cylinder.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.

As shown in fig. 1 to 27, a full-automatic processing device for viscoelastic bar-shaped materials comprises a frame 1, and a feeding device 2, an end cutting device 3, a punching device 4, a hole cleaning device 5, a discharging device 6, a waste cleaning device 7, a material conveying device 8 and a turntable 10 which are mounted on the frame 1, wherein the frame 1 is a three-dimensional frame composed of an upright post 101 and a cross beam 102, the frame 1 is sequentially provided with a bottom platform 103, a middle working platform 104 and a top platform 105 from bottom to top, the frame 1 is used as a bearing structure of the whole device, and other components can be mounted, which is common knowledge in the art and is not repeated; a circular hole is formed in the center of the working platform 104, the rotary table 10 is installed in the circular hole in the middle of the working platform 104, the feeding device 2, the end cutting device 3, the punching device 4, the hole cleaning device 5, the discharging device 6 and the waste cleaning device 7 are sequentially installed around the rotary table 10 at equal intervals to form six stations surrounding the rotary table 10, the six stations are a feeding station, an end cutting station, a punching station, a hole cleaning station, a discharging station and a cleaning station respectively, and the rotary table 10 is provided with viscoelastic bar clamping devices 9 corresponding to the six stations one by one;

the viscoelastic bar clamping device 9 comprises a material carrying platform 901 and a collecting tank 903 arranged around the material carrying platform 901, wherein the material carrying platform 901 is provided with a material carrying tank 902 for containing viscoelastic bar-shaped materials, the collecting tank 903 is a chute surrounding the material carrying platform 901, one end, close to the edge of the turntable 10, of the collecting tank 903 is provided with a chute outlet, the chute outlet is provided with a door-shaped baffle 904 capable of being opened and closed, and the working platform 104 is provided with a door opening mechanism for opening the door-shaped baffle 904;

the material conveying device 8 is used for conveying a material disc 84 for receiving viscoelastic rod-shaped materials along a fixed path;

the feeding device 2 is arranged at a feeding station and is used for clamping and feeding viscoelastic bar-shaped materials processed in a material tray 84 to the viscoelastic bar-shaped clamping device 9 at the feeding station;

the end cutting device 3 is arranged at an end cutting station and is used for performing end cutting on the viscoelastic bar 20 on the viscoelastic bar clamping device 9 at the end cutting station;

the punching device 4 and the hole cleaning device 5 are respectively arranged at a punching station and a hole cleaning station and are used for punching and cleaning the elastic rod-shaped material in the corresponding stations;

the blanking device 6 is arranged at a blanking station and used for blanking the viscoelastic bar-shaped material processed at the blanking station onto an empty tray of the material conveying device 8;

the waste material cleaning device 7 is used for cleaning the waste material in the viscoelastic bar clamping device 9 after blanking, and feeding the waste material for standby next time.

As shown in fig. 2, in the operation of the present invention, the turntable 10 is driven by the driving cylinder 23 or other driving mechanism to rotate at a fixed frequency, each time one station is rotated (i.e. 60 degrees), the material conveying device 8 conveys the material tray 84 for receiving the viscoelastic bar-shaped material along a fixed path, the feeding device 2 continuously feeds the viscoelastic bar-shaped material 20 in the material tray on the material conveying device 8 to the viscoelastic bar holding device 9 in the feeding station, the viscoelastic bar-shaped material is driven by the driving cylinder 23 to move to the end cutting station by the rotation of the turntable 10 through the feeding viscoelastic bar holding device 9, the end cutting is performed by the end cutting device 3 in the end cutting station, and at the same time, the viscoelastic bar-shaped material holding device 9 in the feeding station continues feeding through the feeding device 2; after the end cutting of the viscoelastic bar 20 in the viscoelastic bar clamping device 9 at the end cutting station is finished, the viscoelastic bar 20 moves to a punching station along with the rotation of the turntable 10, the viscoelastic bar 20 after the end cutting is punched by the punching device 4, then the viscoelastic bar 20 in the viscoelastic bar clamping device 9 at the punching station finishes punching, the viscoelastic bar 20 after the punching is moved to a hole cleaning station along with the rotation of the turntable 10, the viscoelastic bar 20 after the punching is cleaned by the hole cleaning device 5, then the viscoelastic bar 20 in the viscoelastic bar clamping device 9 at the hole cleaning station finishes hole cleaning, namely the viscoelastic bar 20 is processed, the viscoelastic bar 10 moves to a blanking station along with the rotation of the turntable 10, the viscoelastic bar 20 after the hole cleaning is blanked to an empty tray of the material conveying device 8 by the blanking device 6 at the blanking station, the viscoelastic bar clamping device 9 after the blanking in the blanking station moves to a cleaning station along with the rotation of the turntable 10, residual waste on the viscoelastic bar clamping devices 9 is cleaned in the cleaning station through the waste cleaning devices 7, the cleaned viscoelastic bar clamping devices 9 enter the feeding station again along with the rotation of the rotary table 10 for recycling, the rotary table 10 rotates one station each time, each station is provided with one processing device, the six processes of processing viscoelastic bars 20 are carried out along with the rotation of the rotary table 10 in a circulating mode, and the efficiency is extremely high.

The material conveying device 8 at least conveys one material tray 84 along a fixed path, viscoelastic materials at the front end in the raw material tray are left after being fed by the feeding device and can be used as a blank material tray in a finished product area without the need of the left blank material tray 84.

As shown in fig. 4, the carrier trough 902 is a semicircular groove with a cross section matched with the size of the viscoelastic bar material to be cut, the carrier platform 901 is provided with at least two material taking troughs 906 and at least two cutter guide troughs, the two material taking troughs 906 are located in the middle part of the carrier platform 901 and are perpendicular to the carrier trough 902, and the cutter guide troughs are arranged on two sides of the material taking troughs 906.

As shown in fig. 4 and 5, a material pressing clip 907 is disposed between the two material taking grooves 906, the material pressing clip 907 is a long strip-shaped plate 9071, the middle of the long strip-shaped plate 9071 is mounted on the side portion of the material carrying platform 901 through a rotating shaft, the front end of the long strip-shaped plate 9071 is bent upwards and then is bent forwards to form a pressing portion 9072 pressed on the upper surface of the viscoelastic bar-shaped material, the rear end of the long strip-shaped plate 9071 is a pressing portion 9073 extending out of the material carrying platform 901, a torsion spring is disposed on the rotating shaft in the middle of the long strip-shaped plate 9071, so that the front end of the long strip-shaped plate 9071 is pressed on the viscoelastic bar-shaped material, an avoiding groove for allowing the pressing portion 9073 of the long strip-shaped plate 9071 to perform a turning motion when being pressed is disposed on the side portion of the material carrying platform 901, and a gantry pressing plate 106 for pressing the rear end of the long strip-shaped plate 9071 to open the front end is disposed on both the material taking station and the material taking station.

As shown in fig. 7, the gantry pressing plate 106 includes a gantry support 1061 and a pressing inclined plate 1062 suspending the front end of the gantry support 1061, and the height of the pressing inclined plate 1062 is gradually reduced along the rotation direction of the turntable 10, so that the pressing clamp 907 is opened to prepare for the loading of the loading station and the unloading of the unloading station.

As shown in fig. 4, the middle part or the upper part of the door-shaped baffle 904 is mounted on the side wall of the collecting tank through a rotating shaft, a torsion spring is arranged between the door-shaped baffle 904 and the side wall of the collecting tank, the torsion spring enables the door-shaped baffle 904 to be plugged on the outlet of the chute, a protruding extrusion part 9073 is arranged at the top of the door-shaped baffle 904, the door opening mechanism is a door opening push rod 13, the door opening push rod 13 extends out to extrude the protruding extrusion part 9073, the lower part of the door-shaped baffle 904 is overturned outwards, so that the outlet of the chute is opened, and waste materials are discharged.

As shown in fig. 8, the turntable 10 is provided with accommodating grooves corresponding to six station positions at the periphery, the accommodating grooves are V-shaped notches 11 formed in the edge of the turntable 10, the working platform 104 is provided with a positioning push rod 14, and the front end of the positioning push rod 14 is smaller than the maximum opening of the V-shaped notch 11, preferably, is a V-shaped tip.

In this embodiment, the door opening push rod 13 and the positioning push rod 14 share one air cylinder, as shown in fig. 8 to 10, the specific structure is as follows: the door opening push rod 13 and the positioning push rod 14 are fixed on a positioning plate 15 at an end cutting station, the positioning plate 15 is installed at the telescopic end of a locking cylinder 16, the locking cylinder 16 is installed on a working platform 104, and the telescopic direction of the locking cylinder 16 is the radial direction of the rotary table 10. The lower part of the positioning plate 15 is provided with a transition chute 17 corresponding to the chute outlet, a large waste collecting hopper 18 is arranged below the transition chute 17, and a waste box 19 is arranged below the large waste collecting hopper 18.

As shown in fig. 11, the feeding device 2 of the present invention includes a feeding lifting cylinder 201, a large arm rotating cylinder 202, a feeding large arm 203, a small arm rotating cylinder 204, a feeding small arm 205, and a feeding end 206, wherein the feeding lifting cylinder 201 is mounted on the top platform 105 of the frame 1 at the feeding station through a feeding connector 209, the feeding large arm 203 is connected with the telescopic end of the feeding lifting cylinder 201 through the large arm rotating cylinder 202, the feeding small arm 205 is connected with the feeding large arm 203 through the small arm rotating cylinder 204, and the feeding end 206 includes an end connecting plate 207 mounted at the end of the feeding small arm 205 and two negative pressure suction cups 208 mounted at the bottom of the end connecting plate 207. And a material pushing cylinder 210 for downward movement and discharging is arranged on the tail end connecting plate 207 between the two negative pressure suction cups 208.

The feeding principle of the feeding device 2 is as follows:

when the empty viscoelastic bar clamping device 9 rotates to the feeding station along with the turntable 10, the pressing clamp 907 is extruded and opened by the gantry pressing plate 106 of the feeding station, the feeding lifting cylinder 201 ascends, then the feeding large arm 203 and the feeding small arm 205 are respectively driven by the large arm rotating cylinder 202 and the small arm rotating cylinder 204 to rotate for a set angle, so that the feeding tail end 206 moves to the position above the raw material disc of the material conveying device 8, then the feeding lifting cylinder 201 descends, the feeding tail end 206 descends, the two negative pressure suckers 208 contact and suck the viscoelastic bars 20, then the feeding lifting cylinder 201 ascends, the feeding tail end 206 with the viscoelastic bars 20 clamped therein ascends to separate from the raw material disc, then the feeding large arm 203 and the feeding small arm 205 are respectively driven by the large arm rotating cylinder 202 and the small arm rotating cylinder 204 to rotate for a set angle, so that the feeding tail end 206 moves to the position above the viscoelastic bar clamping device 9 of the feeding station, then the feeding lifting cylinder 201 descends, the viscoelastic bar 20 is placed into the carrying groove 902 of the carrying platform 901 of the viscoelastic bar clamping device 9, then the negative pressure suction cup 208 stops sucking air and is separated from the viscoelastic bar 20, the pressing plate at the lower end of the pushing cylinder is pushed out to press down the viscoelastic bar, the adhesion on the negative pressure suction cup due to the viscosity of the bar and partial suction of negative pressure is prevented, the feeding lifting cylinder 201 ascends to enable the feeding device 2 to reset and prepare for the next feeding action, the viscoelastic bar clamping device 9 enters the next station, namely an end cutting station, under the rotation of the turntable 10, the pressing clamp 907 loses the extrusion effect of the gantry pressing plate 106 after the viscoelastic bar clamping device 9 is separated from the feeding station, the front end is pressed down under the torsion effect of the torsion spring, and the viscoelastic bar 20 is clamped in the carrying groove 902 of the carrying platform 901.

As shown in fig. 12 to 16, the end cutting device 3 is mounted on the frame 1 above the material carrying platform 901, and includes a pressing plate cylinder 301, a pressing and cutting moving plate 303, an end cutting upper pressing table 313, a blowing nozzle 314, a blowing nozzle support 317, a blowing nozzle cylinder 306, a discharging rod 316 and a plurality of telescopic cutting devices, the pressing plate cylinder 301 is vertically and fixedly mounted on the top platform 105 of the frame 1, the pressing and cutting moving plate 303 is fixedly mounted on a movable telescopic end at the lower part of the pressing plate cylinder 301 through a pressing plate cylinder connecting plate 302, the end cutting upper pressing table 313 is mounted at the bottom of the pressing and cutting moving plate 303 through a flexible device, two ends of the end cutting upper pressing table 313 are respectively provided with a material taking needle 315 for fixing two ends of a bar material during cutting, when the pressing plate cylinder 301 extends to drive the pressing and cutting moving plate 303 to move downward, the end cutting upper pressing table 313 just presses on the material carrying platform 901 to fix the bar material to be cut; the plurality of telescopic cutting devices are sequentially arranged at the bottom of the pressure cutting moving plate 303, and the end cutting length of the bar is selected by selecting two different telescopic cutting devices; the blowing nozzle cylinder 306 is vertically and fixedly installed at the bottom of the press cutting moving plate 303, the blowing nozzle 314 is installed at a movable telescopic end at the lower part of the blowing nozzle cylinder 306 through a blowing nozzle support 317, the blowing nozzle cylinder 306 is located on the side of the end cutting upper press table 313, the number of the discharging rods 316 is two, the two discharging rods 316 are respectively located on the two side sides of the end cutting upper press table 313, each discharging rod 316 is provided with a small hole which is sleeved on the material taking needle 315, the two discharging rods 316 are fixed on the blowing nozzle support 317 and move up and down along with the extension of the blowing nozzle cylinder 306, after cutting is completed, the material taking needle 315 drives pricked tailings to move up along with the end cutting upper press table 313, and meanwhile, the discharging rods 316 move down along with the blowing nozzle cylinder 306 and pull the tailings on the material taking needle 315 down.

As shown in fig. 12 and 13, the telescopic cutting devices of the present invention have five total, namely three cutter devices and two knife devices, the three cutter devices are sequentially arranged between the two knife devices, and by selecting two of the three cutter devices, the total of five lengths of bars can be cut. When the lengths of the two bars are close, it is difficult to arrange two cutters 308 in a close space, and bar residue is likely to gather in a gap between the two cutters after the distance between the two cutters 308 moving in the same direction is too close, so that the combination of the cutters 308 and the switch knife 311 effectively avoids the above problems. It should be noted that the above number is not a mandatory requirement of the telescopic cutting device of the present invention, as long as the sum of the cutting knife device and the knife switch device is not less than 2.

As shown in fig. 13, the cutter device includes a cutter cylinder 304 and a cutter 308, the cutter cylinder 304 is fixedly installed at the bottom of the press-cutting moving plate 303, the cutter 308 is detachably installed at the telescopic end of the lower part of the cutter cylinder 304 through a cutter connecting support 307, the cutter connecting support 307 adopts a mode of pressing the cutter 308 tightly on both sides, the cutter is convenient to assemble and disassemble during cutter changing, the lower end of the cutter 308 is a cutting edge for cutting, an upper cutter guide groove 319 for the cutter 308 to pass through is arranged on the end-cutting upper press table 313, a lower cutter guide groove 908 is arranged on the material loading platform 901 at a corresponding position, the size ratio of the upper cutter guide groove 319 is slightly larger than the cross section of the cutter 308, the cutter 308 can pass through conveniently, the displacement generated when the end-cutting upper press table 313 contacts with the material loading platform 901 is prevented to suppress the cutter, during cutting, the cutter cylinder 304 extends out to drive the cutter 308 to move downwards, the cutting edge of the cutter 308 is tangential to the bar, and then the cutter cylinder 304 retracts and resets, i.e. one cut is completed.

As shown in fig. 12, the knife switch device includes a knife switch cylinder 305, a knife switch link 310 and a knife switch 311, the knife switch cylinder 305 is fixedly installed at the bottom of the pressing and cutting moving plate 303, one end of the knife switch 311 is installed at the upper pressing table 313 of the end cutting through a rotating shaft and is located at the inner side of the corresponding material taking needle 315, the other end is hinged with the lower end of the knife switch link 310, the upper end of the knife switch link 310 is hinged with a knife switch connecting support 309, the knife switch connecting support 309 is fixed at the movable telescopic end of the knife switch cylinder 305, a second knife guide groove 909 is arranged on the material loading platform 901 corresponding to the knife switch 311, when cutting, the knife switch cylinder 305 extends out to drive the knife switch link 310 to move downwards, the knife switch link 310 moves downwards to drive the knife switch 311 to rotate downwards around the rotating shaft, the middle part of the knife switch 311 is provided with a cutting edge, the cutting edge of the middle part of the knife switch 311 is tangential to the rod, then the knife switch cylinder 305 retracts, the knife switch 311 is driven by the knife switch link 310 to rotate upwards around the rotating shaft to reset, completing one cutting; in this embodiment, the rotating shaft is a stepped shaft.

In this embodiment, the second knife guide 909 is a sheet knife guide detachably fixed to two ends of the loading platform 901, and the sheet knife guides with different sizes are selected according to different cutting sizes.

As shown in fig. 6, all the lower knife guide grooves 908 and the second knife guide grooves 909 are downward trumpet-shaped, the whole is small in top and large in bottom, cut bar residue can fall into the collecting tank 903 through the lower knife guide grooves 908 or the second knife guide grooves 909, short cut tails can be peeled into the collecting tank after being pricked by the taking needle, the tails which cannot be pricked by the taking needle are swept into the collecting tank by the waste material cleaning device of the last cleaning station, are discharged to the large waste material collecting hopper 18 through the chute outlet, and fall into the waste material tank 19 to be collected.

As shown in fig. 13, the flexible device includes a workpiece plate 312 and a plurality of sliding columns 320, the workpiece plate 312 is fixed in the middle of the bottom of the press-cutting moving plate 303, the plurality of sliding columns 320 are fixedly arranged on the top of the end-cutting upper press table 313, the bottom of the I-shaped plate 312 is provided with a connecting block 321, the connecting block 321 is provided with a plurality of sliding holes 318 for a plurality of sliding columns 320 to slide up and down, each sliding column 320 between the connecting block 321 and the end cutting upper pressing table 313 is sleeved with a flexible spring 322, the end cutting upper pressing table 313 is made to be flexible in the vertical direction relative to the workpiece plate 312 by the flexible springs 322, the end cutting upper pressing table 313 can be prevented from being rigidly collided when being folded with the material loading platform, meanwhile, the end cutting upper pressing table 313 gives a certain pressing force to the bar, the bar is prevented from being deformed due to flexibility during cutting, of course, the sliding column 320 of the present invention is provided with a stopper for preventing it from sliding down along the sliding hole 318.

The I-shaped plate 312 is provided with the hollow parts which are convenient for wiring, so that an I shape is formed, the arrangement of the air pipe joint and the air pipe is convenient, and the self weight is reduced.

As shown in fig. 4 and 5, the loading platform 901 is mounted on the turntable 10 through a loading base 910, specifically, the loading base 910 is fixed on the turntable 10, a fixing groove 911 is provided at the top of the loading base 910 along the length direction of the loading trough 902, the loading platform 901 is in a trapezoid shape with a large top and a small bottom, a fixing block 912 mounted in the fixing groove 911 is provided at the bottom of the loading platform 901, a tightening bolt 913 for locking the position of the loading platform 901 is provided on the loading base 910, the bottom of the loading platform 901 is embedded in the fixing groove 911, the position of the loading platform can be adjusted along the length direction of the loading trough 902, and the tightening bolt 913 locks the position.

As shown in fig. 4, a collecting groove 903 is formed around the material loading platform 901, after the bar material is cut, part of the waste and residue remaining in the viscoelastic bar material clamping device are blown away by the blowing nozzle 314 and collected by the collecting groove 903, and the remaining large waste and residue are swept into the collecting groove 903 by the waste cleaning device at the cleaning station.

As a preferred embodiment, as shown in fig. 4, a carrying groove 902 on the carrying platform 901 is a groove with a semicircular cross section, a groove with a semi-polygonal cross section, specifically a groove 325 with a semi-hexagonal cross section, for fixing a bar to be cut is provided at a position corresponding to the end-cut upper platen 313, and the polygonal cross section can effectively prevent the bar from being adhered to the end-cut upper platen 313. The bottom of the end cutting upper pressing table 313 is provided with two conical guide pins 324, the two conical guide pins 324 are arranged in a diagonal manner, the material loading platform 901 is provided with two corresponding conical guide holes 905, and the accuracy of pressing the end cutting upper pressing table 313 down onto the material loading platform 901 is guaranteed through the conical guide pins 324 and the conical guide holes 905.

As a conventional structure, the blowing nozzles 314 are 17 groups of blowing nozzles arranged in a horizontal row, and certainly, the blowing nozzles 314 of the present invention are also connected with an air supply device through hoses, which adopt the prior art, and the detailed structure of the present invention is not described again.

In order to further improve the cutting precision of the invention, a material pressing clip 907 for fixing the viscoelastic bar material 20 to be cut is arranged in the middle of the material carrying platform 901, and an avoiding groove 323 corresponding to the material pressing clip 907 needs to be reserved on the end-cut upper pressing table 313.

It should be noted that, in order to implement automation, the present invention is further provided with a control system (controller) and a position switch or sensor device is required for controlling the actions of each device, and a well-known technology in the prior art is adopted, and is not described herein again, and whether automation is implemented or not does not affect implementation of the technical scheme of the present invention, and does not affect the technical scheme of the present invention.

The working principle of the end cutting device 3 of the invention is as follows:

before end cutting begins, a bar to be processed is placed into a groove with a semicircular section on a material carrying platform 901 by a feeding device 2 of a feeding station, a viscoelastic bar clamping device 9 which is fed with viscoelastic bars 20 moves to the end cutting station, then an end cutting process is carried out, the length of the required end cutting is set in a control system, a cylinder which acts during cutting is selected according to the length of the end cutting, then a device is started, a locking cylinder 16 which is positioned at the end cutting station extends out to drive positioning to extend forwards, a positioning push rod 14 at the front end of a positioning plate 15 extends forwards to clamp a V-shaped notch 11 on the side edge of a turntable 10, the turntable 10 is accurately positioned, and meanwhile, a door opening push rod 13 on the positioning plate 15 also extends forwards to extrude the upper part of a door-shaped baffle 904 to force a chute outlet to be opened; then the pressing plate cylinder 301 extends downwards to drive the I-shaped plate 312 and the end cutting upper pressing platform 313 at the bottom thereof to move downwards, when the pressing plate cylinder 301 extends completely, the end cutting upper pressing platform 313 is completely combined with the material loading platform 901 through the guiding action of the conical guide pin 324 and the conical guide hole 905, at this time, the material taking needles 315 at two sides of the end cutting upper pressing platform 313 are pricked into two ends of viscoelastic bars, then two selected telescopic driving cutters 308 and the guillotine 311 in the cutter cylinder 304 and the guillotine cylinder 305 reciprocate downwards for completing cutting, after the cutting is completed, the pressing plate cylinder 301 retracts upwards, the material taking needles 315 lift up along with the contraction of the pressing plate cylinder 301, the blowing nozzle cylinder 306 extends downwards while the pressing plate cylinder 301 rises, the air blowing nozzle 314 is opened to start blowing air, the discharging rod 316 sleeved on the material taking needle 315 is driven to move downwards to take off the tail material on the material taking needle 315 in the process of descending of the blowing nozzle cylinder 306, the stirred tailing and the residue on the surface of the material loading platform 901 fall into a collecting tank 903 under the action of an air blowing nozzle 314, enter a large waste collecting hopper 18 through a chute outlet, finally enter a waste box 19 and are collected, the end cutting process is completed, then a pressing plate cylinder 301 goes upward to recover, drives an end cutting upper pressing table 313 to move upward to be separated from the material loading platform 901, and the material loading platform 901 enters the next station, namely a punching station, under the rotation action of a turntable 10.

As shown in fig. 4, the material loading platform 901 is installed on the turntable 10 through a material loading base 910, specifically, the material loading base 910 is fixed on the turntable 10, a fixing groove 911 along the length direction of the material loading groove 902 is arranged at the top of the material loading base 910, the material loading platform 901 is in a trapezoid shape with a large top and a small bottom, a fixing block 912 installed in the fixing groove 911 is arranged at the bottom of the material loading platform 901, and a tightening bolt 913 for locking the position of the material loading platform 901 is arranged on the material loading base 910.

As shown in fig. 17 and 18, the punching device 4 includes a punching telescopic cylinder 401, a punching upper platen 402, a punching connecting plate 403 and two punching devices, the punching telescopic cylinder 401 is mounted on the top platform 105 of the frame 1 at the punching station through a connecting bracket 404, the punching connecting plate 403 is mounted at the free telescopic end of the punching telescopic cylinder 401, the punching upper platen 402 is mounted at the lower end of the punching connecting plate 403 through an upper platen connecting member 414, the two punching devices are mounted on the punching connecting plate 403 at the top of the punching upper platen 402 through connecting members, the bottom of the punching upper platen 402 is provided with a positioning groove 407 corresponding to the loading groove 902 of the loading platform 901, after the punching upper platen 402 is tightly attached to the loading platform 901, the loading groove 902 and the positioning groove 407 jointly form a holding groove of viscoelastic bar-shaped material, the positioning groove 407 of the punching upper platen 402 is provided with two suction grooves 408 with enlarged cross sections, the top of one side of the suction groove 408 is provided with a positioning hole 409 for a drill of a drilling device to pass through, so that deviation caused by drilling or cleaning of the drill or a milling cutter due to installation errors is prevented, the positioning hole is corrected for proper displacement, and the top of the other side of the suction groove 408 is provided with an air suction port 410 for connecting with a vacuum pumping device or a negative pressure device.

As shown in fig. 18, an avoiding groove 411 avoiding the pressing clip 907 is arranged in the middle of the positioning groove 407 of the punching upper pressing table 402, a tapered guide hole guiding the drill of the drilling device is arranged in the positioning hole 409, the two drilling devices have the same structure and respectively comprise a punching feeding cylinder and a pneumatic air grinding pen 413, the front end of the pneumatic air grinding pen 413 carries the punching drill, the two punching feeding cylinders (i.e. the first punching feeding cylinder 405 and the second punching feeding cylinder 406) are installed on the punching connecting plate 403 at an included angle, and the two pneumatic air grinding pens are respectively installed at the telescopic ends of the two punching feeding cylinders.

As shown in fig. 4 and 18, a tapered guide hole 905 is formed in the loading platform 901, a corresponding tapered guide pin 412 is formed in the upper punching press table 402, and the upper punching press table 402 is mounted on the upper press table connecting member 414 through a buffer bolt.

The working principle of the punching device 4 of the invention is as follows:

when the viscoelastic bar clamping device 9 carrying the viscoelastic bar 20 after end cutting moves to a punching station, the punching telescopic cylinder 401 extends out, the punching connecting plate 403 carries the punching upper pressing table 402 to move downwards to be combined with the material carrying platform 901 to limit the viscoelastic bar 20 to be punched in the accommodating groove, then the first punching feeding cylinder 405 and the second punching feeding cylinder 406 extend out to drive the punching drill to downwards penetrate through the positioning hole 409 at the top of the punching upper pressing table 402, the pneumatic air mill pen 413 drives the punching drill to rotate to punch the viscoelastic bar 20, meanwhile, the vacuum or negative pressure device connected with the air suction port 410 is started, waste chips generated by punching of the drill enter the suction groove 408 and are sucked away by the vacuum or negative pressure device through the air suction port 410, after punching is completed, the first punching feeding cylinder 405 and the second punching feeding cylinder 406 are recovered to carry the two pneumatic air mill pens 413 to recover, then the punching telescopic cylinder 401 moves upwards to retract, the punching upper pressing platform 402 is separated from the material loading platform 901, and the material loading platform 901 enters the next station, namely the hole cleaning station, under the rotation of the turntable 10.

The structure of the hole cleaning device 5 is the same as that of the punching device 4, the only difference is that the drill bit at the front end of the drilling device is replaced by a milling cutter and a cleaning device is added, as shown in fig. 19, the cleaning device comprises a pushing cylinder 509, the pushing cylinder 509 is mounted on a hole cleaning connecting plate 503 of the hole cleaning device 5, and a push plate 510 used for pushing off tailings and residues in a positioning groove 407 is mounted at the free telescopic end of the pushing cylinder 509.

The hole cleaning process and the action of the hole cleaning device 5 are basically the same as those of hole drilling, and the hole cleaning device is as follows: when the viscoelastic bar clamping device 9 carrying the punched viscoelastic bar 20 moves to a hole cleaning station, the hole cleaning telescopic cylinder 501 extends out, the hole cleaning connecting plate 503 carries the hole cleaning upper pressing table 502 to move downwards to be combined with the material carrying platform 901, the viscoelastic bar 20 to be cleaned is limited in a containing groove, then the first hole cleaning feeding cylinder 505 and the second hole cleaning feeding cylinder 506 extend out to drive the hole cleaning drill to downwards penetrate through a locating hole at the top of the hole cleaning upper pressing table 502, the pneumatic air grinding pen drives the hole cleaning drill to rotate to clean the viscoelastic bar 20, meanwhile, a vacuum or negative pressure device connected with an air suction opening is started, waste chips generated by hole cleaning of the drill enter the suction groove and are pumped away by the vacuum or negative pressure device through the air suction opening, after hole cleaning is completed, the viscoelastic bar 20 is processed, the first hole cleaning feeding cylinder 505 and the second hole cleaning feeding cylinder 506 are recovered, the pneumatic grinding pen carrying the two pneumatic grinding pens is retracted, then the hole cleaning telescopic cylinder 501 moves upwards to be retracted, the hole cleaning upper pressing table 502 is separated from the material loading platform 901, and the material loading platform 901 enters the next station under the rotation of the turntable 10, namely, the blanking station carries out blanking. Different from punching, the punching machine is further provided with a pushing cylinder 509, so that accidental sticking on the hole cleaning upper pressing table 502 at a hole cleaning station is prevented, and particularly, when the hole cleaning telescopic cylinder 501 moves upwards and retracts, the pushing cylinder 509 carries a pushing plate 510 to push out, so that viscoelastic bars 20 and waste materials possibly existing in a positioning groove of the hole cleaning upper pressing table 502 are pushed out and fall.

As shown in fig. 20, the blanking device 6 includes a blanking lifting cylinder 601, a large arm rotating cylinder 602, a blanking large arm 603, a small arm rotating cylinder 604, a blanking small arm 605 and a blanking end 606, the blanking lifting cylinder 601 is installed on the top platform 105 of the frame 1 at the blanking station, the blanking large arm 603 is connected to the telescopic end of the blanking lifting cylinder 601 through the large arm rotating cylinder 602, the blanking small arm 605 is connected to the blanking large arm 603 through the small arm rotating cylinder 604, the blanking end 606 includes an end connecting plate 607 installed at the end of the blanking small arm 205 and two jaw cylinders 608 installed at the bottom of the end connecting plate 607, each jaw cylinder 608 has two open-close jaws for clamping one end of the processed viscoelastic bar 20, and the jaws are generally arc-shaped jaws facing inward, so as to effectively protect the processed viscoelastic bar 20. Two material taking grooves 906 clamped by the clamping jaws are arranged on the corresponding material loading platform 901.

The working principle of the blanking device 6 is as follows:

when the viscoelastic bar clamping device 9 which finishes hole cleaning station processing rotates to a blanking station along with the turntable 10, the material pressing clamp 907 is extruded by the gantry pressing plate 106 of the blanking station to be opened, the blanking lifting cylinder 601 ascends, then the large arm rotating cylinder 602 and the small arm rotating cylinder 604 respectively drive the blanking large arm 603 and the blanking small arm 605 to rotate for a set angle, so that the blanking tail end 606 moves to the position above the viscoelastic bar clamping device 9 of the blanking station, then the blanking lifting cylinder 601 moves downwards, the blanking tail end 606 moves downwards, the two clamping jaw cylinders 608 penetrate into the two material taking grooves 906 of the material loading platform 901 and clamp viscoelastic bars 20, and then the blanking lifting cylinder 601 moves upwards

The blanking tail end 606 carrying the viscoelastic bar 20 is separated from the material carrying platform 901 upwards, then the big arm rotating cylinder 602 and the small arm rotating cylinder 604 respectively drive the blanking big arm 603 and the blanking small arm 605 to rotate for a set angle, so that the blanking end 606 moves to above the empty finished material tray of the material conveying device 8, then the blanking lifting cylinder 601 descends, the viscoelastic bar material 20 is put into the finished material tray, meanwhile, the clamping jaw cylinder 608 is opened to release the viscoelastic bar 20 to finish blanking, the blanking lifting cylinder 601 moves upwards to reset the blanking device 6 to prepare for the next blanking action, the viscoelastic bar material clamping device 9 after blanking enters the next station under the rotation of the rotary table 10, namely, the station is cleaned, and after the viscoelastic bar clamping device 9 is separated from the blanking station, the material pressing clamp 907 loses the extrusion effect of the gantry pressing plate 106 and is reset under the torsion effect of the torsion spring.

As shown in fig. 21, the waste sweeping device 7 includes a waste sweeping support 701, a lateral extension cylinder 702, a two-way extension cylinder 703 and two brushes 704, in this embodiment, the two-way extension cylinder 703 is a widened pneumatic finger cylinder, the lateral extension cylinder 702 is mounted on the top platform 105 of the frame 1 at the sweeping station through the waste sweeping support 701, the two-way extension cylinder 703 is mounted at a free telescopic end of the lateral extension cylinder 702, the two brushes 704 are mounted on two limbs of the two-way extension cylinder 703, the lateral extension cylinder 702 is configured to drive the two brushes 704 to move along the radial direction of the turntable 10 to reach the viscoelastic bar holding device 9, and the two-way extension cylinder 703 is configured to drive the two brushes 704 to move on the viscoelastic bar holding device 9 along the direction of the loading slot 902 to sweep the waste into the collection slot 903.

The working principle of the waste cleaning device 7 of the invention is as follows:

when the viscoelastic bar clamping device 9 rotates to a cleaning station along with the turntable 10 after blanking, the transverse extending cylinder 702 of the waste cleaning device 7 extends radially along the turntable 10, so that the two brushes 704 reach the middle position of the material carrying platform 901, then the two-way extending cylinder 703 extends towards two sides, so that the two brushes 704 clean the material carrying platform 901 towards two sides, so that the scraps on the material carrying platform 901 are swept into the collecting grooves 903 at two sides, when the viscoelastic bar clamping device 9 enters an end cutting station, the door-shaped baffle 904 in the collecting groove 903 is opened by the door opening mechanism, so that the wastes enter the large waste collecting hopper 18 to be collected by the waste bin 19, and after the two brushes 704 clean the material carrying platform 901, the two-way extending cylinder and the transverse extending cylinder 702 are retracted and reset.

In order to further improve the cleaning effect, when the bidirectional extension cylinder 703 is retracted, the distance between the two brushes 704 is less than the minimum length of the viscoelastic rod material after end cutting, and when the bidirectional extension cylinder 703 is extended, the distance between the two brushes 704 is not less than the length of the loading groove 902.

As shown in fig. 22 to 25, the material conveying device 8 includes a raw material tray feeding device 81, a material tray horizontal conveying device 82 and a finished material tray discharging device 83, the material tray horizontal conveying device 82 includes a conveying base 8201, a conveying carriage 8202 and two clamping bars 8203, the conveying base 8201 is fixed on the frame 1, the conveying carriage 8202 is fixed on the conveying base 8201 for dragging the material tray 84, the conveying carriage 8202 is divided into two zones along the length direction thereof, which are a raw material feeding zone 8204 and a finished material discharging zone 8205 respectively, the feeding device 2 is used for intermittently taking off the finished material on the material tray 84 in the raw material feeding zone 8204 and transferring the finished material to the viscoelastic bar clamping device 9 in the feeding station, the discharging device 6 is used for intermittently taking off the finished material on the viscoelastic bar clamping device 9 in the discharging station and transferring the finished material on the empty material tray in the finished material discharging zone 8205, the two clamping bars 8203 are mounted on the two longitudinal material taking plates 8206 through a transverse clamping device, two longitudinal motion transition plates 8206 are mounted on a conveying base 8201 through a longitudinal translation device, clamping strips 8203 are located on a conveying supporting plate 8202, the two clamping strips 8203 can clamp a material disc 84 through a transverse clamping device, the material disc 84 clamped on the conveying supporting plate 8202 is subjected to stepping longitudinal conveying according to the rotation frequency of a turntable 10 through the longitudinal translation device, so that continuous feeding and discharging are carried out in cooperation with a feeding device 2 and a discharging device 6, the material disc feeding device 81 is used for providing a material disc containing a viscoelastic rod-shaped material for processing in a material feeding area 8204, and the finished material disc discharging device 83 is used for a finished material disc moved in a finished product discharging area 8205.

As shown in fig. 25, the longitudinal translation device includes two longitudinal rails 8207 and a stepping cylinder 8208, the transverse translation device includes a feeding clamping cylinder 8210 and two transverse rails 8209, the two longitudinal rails 8207 are parallelly installed at one end of the conveying base 8201, the stepping cylinder 8208 is installed at the other end of the conveying base 8201, one of the two longitudinal movement transition plates 8206 is installed on the two longitudinal rails 8207 through a sliding sleeve, the other one of the two longitudinal movement transition plates is fixed at a telescopic end of the stepping cylinder 8208, the two transverse rails 8209 are respectively fixedly installed on the two longitudinal movement transition plates 8206, two ends of each clamping strip 8203 are respectively installed on the two transverse rails 8209 through a sliding block, the feeding clamping cylinder 8210 is installed on the conveying base 8201 corresponding to the raw material feeding area 8204, the feeding clamping cylinder 8210 is a double-output cylinder, two output ends of the double-output cylinder are respectively installed on the two transverse rails 8209 through a longitudinal sliding pair 8215 (a longitudinal sliding block rail structure can longitudinally slide, but not laterally slidable) is connected to the two gripper bars 8203 such that the two gripper bars 8203 can still move longitudinally when the feed gripper cylinder 8210 drives the two gripper bars 8203 to grip the material tray 84.

As shown in fig. 22, the material tray horizontal conveying device 82 further includes a material tray feeding clamping cylinder 8211, the material tray feeding clamping cylinder 8211 is disposed on a conveying base 8201 corresponding to the finished product blanking area 8205, the material tray feeding clamping cylinder 8211 is also a double-output cylinder, two output ends of the double-output cylinder are respectively provided with a clamping finger 8212, an avoiding groove 8213 for the two clamping fingers 8212 to move is disposed on the conveying planker 8202, and the clamping finger 8212 is higher than the top of the conveying planker 8202 and lower than the bottom of the clamping strip 8203.

As shown in fig. 26 and 27, the tray 84 of the present invention has a rectangular tray having a plurality of grooves 8404 arranged along the longitudinal direction, the grooves 8404 having a V-shaped cross section, the grooves 8404 being parallel to the short side direction of the rectangle, the inner surface of the grooves 8404 being coated with an anti-adhesive material to prevent adhesion to the viscoelastic material, and the anti-adhesive material being generally a super-hydrophobic material and specifically selected according to the material of the viscoelastic material.

The working principle of the tray horizontal conveying device 82 is as follows:

in the area where two material trays 84 can be just placed on the conveying supporting plate 8202 of the invention, as shown in fig. 23, (two cartridge clips should be arranged on the conveying supporting plate, and the left end and the right end are attached), the left side is an empty material tray area, the right side is a material tray area, the right side of the left empty material tray area is a feeding point 8217, the leftmost side of the right material tray area is a feeding point 8216, in the embodiment, 5 material grooves are arranged between the feeding point 8217 and the feeding point 8216, one material tray is pushed to the material tray area of the conveying supporting plate 8202 by the material tray feeding device 81, the 8404 on the left side of the material tray, which is the leftmost side, of the material tray is just aligned with the feeding point 8216, the viscoelastic bar material is fed to the viscoelastic bar clamping device 9 of the feeding station by the viscoelastic bar material 20 in the feeding point 8216 adsorbed by the feeding device 2, after the feeding is finished, the feeding clamping cylinder 8210 carries two clamping bars 8203 to move to clamp the inner side, and then the stepping cylinder 8208 withdraws and carries the two clamping bars 8206 to move to the left side by the two longitudinal movement passing plates 8206, the two clamping bars 8203 clamp the raw material disc to move leftwards along the conveying planker 8202 by one displacement, the displacement is equal to the width of one material groove 8404, the second material groove 8404 arranged at the leftmost side of the raw material disc just moves to a material loading point 8216 to carry out material loading for the second time, after 5 times of stepping material loading, the material groove 8404 arranged at the leftmost side of the raw material disc just moves to the position of a material unloading point 8217, the material groove 8404 just acts on a finished material groove of a first processed viscoelastic bar, and in the circulation, six processing stations are respectively processed once when the rotary disc 10 rotates once, and the horizontal conveying device 82 of the raw material disc acts once according to the action mode, so that the whole device can carry out material loading and unloading circularly. When the feeding of the viscoelastic bar 20 in a certain trough of the right stock tray is finished, the trough is also used as a finished product trough of the viscoelastic bar, no redundant tray is needed, when the feeding of the right stock tray is finished, the stock tray area on the conveying carriage 8202 is just empty, one stock tray is pushed by the stock tray feeding device 81, along with the continuous feeding and discharging, the empty stock tray area filled with the finished product tray 84 gradually moves to the finished product tray discharging device 83 under the stepping action of the two clamping strips 8203, and the finished product tray is received by the finished product tray discharging device 83. When a raw material disc is pushed again through the raw material disc feeding device 81, in order to prevent collision between the pushed raw material disc and the left area of the supporting plate due to inertia, the clamping cylinder 8211 acts through the raw material disc feeding first, so that the two clamping fingers 8212 clamp the left material disc of the left empty material disc area, the position of the left material disc of the left empty material disc area is not changed, and the pushed raw material disc is accurately positioned (namely, the first left material groove of the new raw material disc just aligns at the feeding point 8216).

As a modified embodiment, as shown in fig. 24 and 26, two opposite inner sides of the clamping strips 8203 are respectively provided with positioning grooves 8214 which are distributed at equal intervals, and two sides of the material tray 84 are respectively provided with positioning beads 8403 which are distributed at equal intervals, so that the clamping strips 8203 can be accurately positioned and clamped when clamping the material tray 84.

Therefore, when the clamping strip 8203 clamps the material disc 84, the material disc 84 can be automatically positioned and aligned without an additional positioning or photoelectric alignment mechanism, the positioning beads 8403 and the positioning grooves 8214 are shallow, so that a positioning effect can be achieved, and a new material disc can be pushed to the right ends of the two clamping strips 8203 through the material disc feeding device 81 when the left ends of the clamping strips 8203 are clamped, and the positioning beads 8403 can adopt elastic positioning beads which have certain resilience elasticity, so that the material disc can slightly displace and can be automatically adjusted and positioned in the clamping process of the clamping strips.

As shown in fig. 22, the raw material tray feeding device 81 includes a raw material tray support plate 8101, a feeding lifting device 8102, a material tray push rod 8103 and a material tray pushing cylinder 509, the raw material tray support plate 8101 is installed on the bottom platform 103 of the rack 1 on one side of the raw material feeding area 8204 through the feeding lifting device 8102, the material tray push rod 8103 cylinder is fixedly installed on the rack 1, the material tray push rod 8103 is fixedly installed at the front end of the material tray push rod 8103 cylinder, the raw material tray on the raw material tray support plate 8101 is pushed to the conveying carriage 8202 of the raw material feeding area 8204 through the telescopic motion of the material tray push rod 8103 cylinder, the raw material tray support plate 8101 is used for stacking raw material trays, and the feeding lifting device 8102 drives the raw material tray support plate 8101 to ascend by a height of the thickness of one material tray 84.

The finished product tray blanking device 6 comprises a finished product tray plate 8301 and a blanking lifting device 8302, the finished product tray plate 8301 is installed on the bottom platform 103 of the rack 1 of the finished product blanking area 8205 through the blanking lifting device 8302, the height of the finished product tray plate 8301 is flush with the height of the conveying dragging plate 8202, and when a finished product tray completely moves onto the finished product tray plate 8301, the blanking lifting device 8302 descends by the thickness of one tray 84 to continuously receive the next finished product tray.

As a modified example, as shown in fig. 26 and 27, each tray 84 is provided with a positioning concave platform 8402 at the top edge and a positioning convex platform 8401 at the bottom, and the positioning concave platforms 8402 and the positioning convex platforms 8401 of the adjacent trays 84 are matched to accurately position the trays 84 when being stacked.

The turntable 10 is driven to rotate step by step through the driving air cylinder 23, the viscoelastic bar material clamping device 9 can just enter the next station by the angle of rotation each time, and the rotation frequency of the turntable 10 is consistent with the step frequency of the material conveying device 8.

The diameter of the rotary table 10 is smaller than that of a round hole in the middle of the working platform 104, as shown in fig. 9 and 10, a circle of annular chute 21 is arranged in a gap between the rotary table 10 and the round hole in the middle of the working platform 104, an opening of the annular chute 21 is aligned with the large waste collecting hopper 18, the annular chute 21 is of a V-shaped section 22, an outer ring of the annular chute 21 is fixed on the working platform 104, and an inner ring of the annular chute is smaller than the diameter of the rotary table 10.

Therefore, the invention can completely avoid the interference between the rotary table 10 and the workbench, and can ensure that scraps possibly existing in the processing process of six stations fall into the chute of the annular chute 21 through the gap between the rotary table 10 and the circular hole in the middle of the working platform 104 and are collected into the waste box 19 through the large waste collecting hopper 18, so that the processing environment of the invention is clean and clean, and in addition, viscoelastic materials are generally inflammable and explosive, so that the invention adopts an explosion-proof driving cylinder and a pneumatic device as far as possible, and based on the consideration, the power of the punching device 4 and the hole cleaning device 5 is designed into a pneumatic wind mill pen.

The present invention should further include the control box 12 and the controllers and position switches required for automatic control, which are well known in the art, and those skilled in the art can fully realize the above-mentioned processing operation of the present invention by matching the known controllers and position switches with the above-mentioned mechanical structures.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An automatic processing device for viscoelastic bar-shaped materials is characterized in that: the automatic feeding and discharging device comprises a rack, and a feeding device, an end cutting device, a punching device, a hole cleaning device, a discharging device, a waste material cleaning device, a material conveying device and a rotary table which are arranged on the rack, wherein a working platform is arranged in the middle of the rack, a round hole is formed in the middle of the working platform, the rotary table is arranged in the round hole in the middle of the working platform, the feeding device, the end cutting device, the punching device, the hole cleaning device, the discharging device and the waste material cleaning device are sequentially arranged around the rotary table at equal intervals to form six stations surrounding the rotary table, the six stations are respectively a feeding station, an end cutting station, a punching station, a hole cleaning station, a discharging station and a cleaning station, and the rotary table is provided with viscoelastic bar clamping devices corresponding to the six stations one by one;

the feeding device is arranged at a feeding station and used for adsorbing the viscoelastic bar-shaped material processed by the material disc inner belt to the viscoelastic bar-shaped clamping device at the feeding station;

the waste material cleaning device is used for cleaning the waste material in the viscoelastic bar clamping device after blanking, and feeding the waste material for standby at the next time;

the feeding device comprises a feeding lifting cylinder, a large arm rotating cylinder, a feeding large arm, a small arm rotating cylinder, a feeding small arm and a feeding tail end, wherein the feeding lifting cylinder is mounted on a rack at a feeding station;

the blanking device comprises a blanking lifting cylinder, a large arm rotating cylinder, a blanking large arm, a small arm rotating cylinder, a blanking small arm and a blanking tail end, wherein the blanking lifting cylinder is arranged on a rack at a blanking station;

the material conveying device comprises a raw material disc feeding device, a material disc horizontal conveying device and a finished product disc discharging device, wherein the material disc horizontal conveying device comprises a conveying base, a conveying dragging plate and two clamping strips, the conveying base is fixed on the rack, the conveying dragging plate is fixed on the conveying base and used for dragging the material disc, the conveying dragging plate is divided into two areas along the length direction of the conveying dragging plate, namely a raw material feeding area and a finished product discharging area, the feeding device is used for intermittently taking materials from the material disc in the raw material feeding area and transferring the materials to the viscoelastic bar clamping device of the feeding station, the discharging device is used for intermittently taking the finished product from the viscoelastic bar clamping device of the discharging station and transferring the finished product to an empty material disc in the finished product discharging area, the two clamping strips are arranged on two longitudinal movement transition plates through a transverse clamping device, and the two longitudinal movement transition plates are arranged on the conveying base through a longitudinal translation device, the clamping strips are positioned on the conveying supporting plate, the two clamping strips can clamp the material disc through the transverse clamping device, the material disc clamped on the conveying supporting plate is subjected to stepping type longitudinal conveying through the longitudinal translation device according to the rotating frequency of the turntable, so that continuous feeding and discharging are performed by matching the feeding device and the discharging device, the raw material disc feeding device is used for providing a raw material disc containing the viscoelastic rod-shaped material for processing in a raw material feeding area, and the finished material disc discharging device is used for a finished material disc moved in a finished product discharging area.

2. The automated processing apparatus of claim 1, wherein: the material carrying platform is provided with at least two material taking grooves and at least two material guide grooves, the two material taking grooves are located in the middle of the material carrying platform and are perpendicular to the material carrying grooves, and the material guide grooves are arranged on two sides of the material taking grooves.

3. The automated processing apparatus of claim 2, wherein: the middle of the two material taking grooves is provided with a material pressing clamp which is a long strip-shaped plate, the middle of the long strip-shaped plate is installed on the lateral part of the material carrying platform through a rotating shaft, the front end of the long strip-shaped plate is bent upwards and then bent forwards, a pressing part pressing the upper surface of the viscoelastic bar-shaped material is formed, the rear end of the long strip-shaped plate is an extrusion part extending out of the material carrying platform, a torsion spring is arranged on the rotating shaft in the middle of the long strip-shaped plate, the front end of the long strip-shaped plate is pressed on the viscoelastic bar-shaped material, the lateral part of the material carrying platform is provided with a avoiding groove for the extrusion part of the long strip-shaped plate to perform turnover motion when being extruded, and a gantry pressing plate used for extruding the rear end of the long strip-shaped plate to open the front end is arranged on the material taking station and the material taking station.

4. The automated processing apparatus of claim 3, wherein: the gantry pressing plate comprises a gantry support and a pressing inclined plate for hanging the front end of the gantry support, and the height of the pressing inclined plate is gradually reduced along the rotation direction of the turntable.

5. The automated processing apparatus of claim 3, wherein: door type baffle middle part or upper portion are installed on the collecting vat lateral wall through the pivot to door type baffle is equipped with the torsional spring with the collecting vat lateral wall, and this torsional spring makes door type baffle shutoff on the chute export, door type baffle top is equipped with outstanding extrusion portion, the mechanism of opening the door is the push rod that opens the door, the push rod that opens the door stretches out the outstanding extrusion portion of back extrusion for door type baffle lower part outwards overturns, thereby opens the chute export, the waste material of discharging.

6. The automated processing apparatus of claim 5, wherein: the carousel is equipped with the holding tank that corresponds with six station positions all around, the V type breach of holding tank for seting up in the carousel edge, be equipped with the location push rod on the work platform, location push rod front end is less than the biggest opening of V type breach.

7. The automated processing apparatus of claim 6, wherein: the utility model discloses a push rod, including the location push rod, the push rod is used for the door: the door opening push rod and the positioning push rod are fixed on a positioning plate at an end cutting station, the positioning plate is installed at the telescopic end of the locking cylinder, the locking cylinder is installed on the working platform, and the telescopic direction of the locking cylinder is the radial direction of the rotary table.

8. The automated processing apparatus of claim 7, wherein: the lower part of the positioning plate is provided with a transition chute corresponding to the chute outlet, a large waste collecting hopper is arranged below the transition chute, and a waste box is arranged below the large waste collecting hopper.