CN211491657U

CN211491657U - Automatic film of tool setting cuts device

Info

Publication number: CN211491657U
Application number: CN202020004370.3U
Authority: CN
Inventors: 查仲敏; 谢金虎
Original assignee: Hangzhou Hongli Machinery Co ltd
Current assignee: Hangzhou Hongli Machinery Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-09-15
Anticipated expiration: 2030-01-02

Abstract

The utility model relates to a cutting device. The utility model provides a device is cut to film of automatic tool setting, which comprises a frame, install the spool in the frame, the film has been cup jointed on the spool, be equipped with the knife rest mounting bracket in the frame, install at least one knife rest on the knife rest mounting bracket, install the cutter of cutting the film on the knife rest, still be equipped with automatic tool setting structure on the knife rest mounting bracket, automatic tool setting structure drives the knife rest and moves on the knife rest mounting bracket, automatic tool setting structure includes the support, install actuating mechanism and location locking structure on the support, actuating mechanism drives the support motion, location locking structure meets with the knife rest. The utility model provides a film slitting device capable of automatically setting the knife, accurately cutting the film, adjusting the cutting length according to the needs of customers, sending the knife rest to a designated position and quickly positioning; the technical problems that the position of a cutter needs to be manually adjusted and the cutting precision of a film is not high in the prior art are solved.

Description

Automatic film of tool setting cuts device

Technical Field

The utility model relates to a cutting device especially relates to a device is cut to film that can realize automatic tool setting.

Background

A film slitting machine is a mechanical device for slitting a wide film into a plurality of narrow materials, and is commonly used in the packaging industry. The film splitting machine consists of an unwinding mechanism, a splitting mechanism, a winding mechanism, functional rollers and a tension control deviation rectifying control and detection device. The working principle is as follows: the metallized film raw material discharged from the unwinding mechanism enters a slitting mechanism through a flattening roller, a tension detection roller, an enabling roller and a deviation correcting system, and the raw material is respectively wound into film rolls meeting the standard by a winding mechanism after being slit.

The commonly used slitting mechanism utilizes a plurality of slitting cutters arranged above the film roller to cut the film passing through the film roller into films with different widths for different occasions. However, the common splitting mechanism uses an integrated cutter, so that the cutting angle is difficult to adjust, the cutter needs to be integrally replaced due to the deformation, breakage and the like in the use process, the replacement operation is very inconvenient, and the cutter is expensive. And the width specification of the products to be cut is adjusted by the common domestic large-scale cutting equipment by manually moving an adjusting tool rest and verifying the moving width distance size by using a measuring tape.

As in the Chinese patent: the slitting device (CN 208964214U) of the film winder comprises a rack, a slitting cutter mechanism and a slitting driving device, wherein the slitting cutter mechanism and the slitting driving device are arranged on the rack and can transversely slide relative to the rack; the slitting driving device is used for driving the bottom wheel to rotate, and the shearing knife is pushed by the air cylinder to enable the shearing knife and the bottom wheel to form a shearing knife-shaped cutting opening so as to cut the film.

Disclosure of Invention

The utility model provides a film slitting device capable of automatically setting the knife, accurately cutting the film, adjusting the cutting length according to the needs of customers, sending the knife rest to a designated position and quickly positioning; the technical problems that the position of a cutter needs to be manually adjusted and the cutting precision of a film is not high in the prior art are solved.

The above technical problem of the present invention is solved by the following technical solutions: the utility model provides a device is cut to film of automatic tool setting, includes the frame, installs the spool in the frame, has cup jointed the film on the spool, is equipped with the knife rest mounting bracket in the frame, installs at least one knife rest on the knife rest mounting bracket, installs the cutter of cutting film on the knife rest, still is equipped with automatic tool setting structure on the knife rest mounting bracket, and automatic tool setting structure drives the knife rest and moves on the knife rest mounting bracket, automatic tool setting structure include the support, install actuating mechanism and location locking structure on the support, actuating mechanism drives the support motion, location locking structure meets with the knife rest. The support is fixed with the knife rest through the positioning locking structure, the knife rest is driven to move along with the support, the positioning locking structure is separated from the knife rest after the knife rest is conveyed to the designated position according to program setting, the support continues to move to the next knife rest position, the support is fixed with the second knife rest through the positioning locking structure again, then the second knife rest is driven to the designated position, and after the positions of the knife rests are adjusted in sequence, the support returns to the initial position of one end of the knife rest mounting frame. And the cutter on the cutter frame is fed to cut the film on the reel, so that the slitting is completed. The cutter setting is finished through automatic control, the efficiency is high, the precision is good, for example, the precision of the control size of cutting 500mm is +/-0.15 mm, the size of each section of the cut film can be ensured, each section can be cut into the same length, and the length can be adjusted to different lengths according to the requirement.

Preferably, the positioning locking structure comprises a sensor and a telescopic positioning piece which are arranged on the bracket, and the telescopic positioning piece is matched with the positioning hole in the tool rest. The distance between the tool rest and the support can be positioned through the sensor, and the sensor can also be used for transmitting the position of the support on the tool rest mounting frame, so that the motion track and the motion stroke of the support are ensured. The telescopic positioning piece can enable the support and the tool rest to be connected or disconnected with each other, and the linkage relation between the support and the tool rest is completed through a telescopic structure.

More preferably, the telescopic positioning part comprises a cylinder seat fixed on the support, a positioning pin cylinder is installed on the cylinder seat, a cylinder shaft of the positioning pin cylinder is connected with a positioning pin, and the positioning pin is matched with the positioning hole of the tool rest. The cylinder shaft extends out, the positioning pin is inserted into the positioning hole of the tool rest, and the support and the tool rest are fixed in relative positions and move synchronously; the cylinder shaft retracts, the positioning pin is separated from the positioning hole of the tool rest, the support can continue to move, and the tool rest is fixed on the guide rail of the tool rest.

More preferably, the reel is uniformly provided with cutter grooves, and the sensors comprise a cutter rest sensor and a cutter groove sensor. The tool rest sensor is used for determining the position of the tool rest, and the tool rest sensor is used for determining the initial position of each tool rest on the tool rest mounting frame when the tool groove sensor scans the tool groove for the first time for subsequent calculation, so that the tool rest can be accurately driven to the designated position through the support in the subsequent adjustment process. The positions of the tool rest and the support can be determined, the tool rest sensor scans the positioning hole in the tool rest, when the tool rest sensor senses a signal, the positioning pin cylinder is started, the positioning pin is inserted into the positioning hole in the tool rest, and the support and the tool rest move synchronously. The knife groove sensor is used for scanning the knife groove on the reel in order to determine the position of the support, the scanned knife groove transmits a signal to the controller according to the program setting, and the controller determines the stroke and the motion track of the support.

Preferably, the tool rest mounting frame comprises a cross beam, a support guide rail is mounted above the cross beam, the support moves along the support guide rail, the tool rest guide rail is mounted below the cross beam, the tool rest moves along the tool rest guide rail, and the support guide rail, the tool rest guide rail and the reel are all parallel to each other. Are parallel to each other, and facilitate synchronous movement and installation and arrangement.

More preferably, the support guide rail comprises guide rails parallel to each other, a rack is arranged between the two guide rails, the support comprises a support base, the support base is positioned on the support guide rail, a guide groove matched with the guide rails is arranged on the lower bottom surface of the support base, a gear is arranged between the two guide grooves, the gear is matched with the rack, and the gear is connected with the driving mechanism. The cooperation of gear and rack lets the motion precision of support improve, guarantees the position precision that the support motion stopped. The guide rail of both sides improves the direction effect, lets the motion more convenient quick.

More preferably, the tool rest locking member is mounted on the tool rest guide rail and is connected with the tool rest. The knife rest locking piece can be an electromagnetic piece, and after the knife rest moves in place, the knife rest locking piece is fixed on the knife rest guide rail through magnetic force adsorption, so that the positions of the knife rest and the knife rest guide rail are determined. And the subsequent slitting is convenient.

Preferably, the tool rest comprises a tool rest seat, a tool bar is hinged below the tool rest seat, a tool is mounted on the tool bar, an automatic feeding structure and a tool bar adjusting structure are further mounted on the tool rest seat, and one end of the automatic feeding structure is connected with the tool bar. According to different reel diameters and film thicknesses, the distance between the cutter bar and the reel is adjusted, so that cutting is facilitated.

More preferably, the automatic feed mechanism comprises a cylinder support, the cylinder support is fixed on the tool rest base, a cylinder is mounted on the cylinder support, and a cylinder shaft in the cylinder is connected with the tool bar. The automatic feed has the advantages of simple structure, convenient operation and high automation degree.

More preferably, the cutter bar adjusting structure comprises a stop plate, the stop plate is fixed on the cutter holder fixing seat, an adjusting seat is arranged on the cutter bar, a through hole is formed in the adjusting seat, an adjusting rod penetrates through the through hole, and one end of the adjusting rod abuts against the stop plate.

Preferably, the tool rest is provided with an anti-collision block. Prevent the tool holders from colliding with each other and damaging the tool.

Therefore, the utility model discloses an automatic device is cut to film of tool setting possesses following advantage: the relative position of the support and the tool rest is determined through the sensor, and the position of the support on the tool rest mounting rack is determined, so that automatic tool setting is realized, the automation degree is high, and the accuracy is good; realize fixing and breaking away from between support and the knife rest through location locking structure, simple structure, convenient operation.

Drawings

Fig. 1 is the whole schematic view of the utility model, which is used for cutting the film with automatic knife setting and removing one side of the frame body.

Fig. 2 is a perspective view of the tool holder mounting bracket of fig. 1.

Fig. 3 is a front view at a of fig. 2.

Fig. 4 is a rear view of fig. 3.

Fig. 5 is a left side view of fig. 3.

Fig. 6 is a top view of fig. 3.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b):

as shown in fig. 1, 2 and 3, the automatic cutter-aligning film slitting device comprises a frame 1, wherein mutually parallel reels 6 are arranged on the frame 1, and films 5 are wound on the reels 6. A knife rest mounting rack 2 is arranged above one reel 6, and two ends of the knife rest mounting rack 2 are fixed on the rack 1. The tool rest mounting frame 2 comprises a cross beam 8, the cross beam 8 is parallel to the reel 6, a support guide rail 7 is arranged above the cross beam 8, the support guide rail 7 is two parallel steel rails 34, the cross section of each steel rail 34 is I-shaped, and a rack 33 (shown in figure 6) is arranged between the two steel rails 34.

As shown in fig. 4, the support 4 is mounted on the support guide rail 7, the support includes a support base 12, a guide groove is arranged below the support base 12, the guide groove is matched with the support guide rail, a gear is further mounted on the support base 12, a driving motor 11 is mounted above the support base, and an output shaft of the driving motor 11 is connected with the gear. Install diaphragm 21 on the support base, diaphragm 21 has riser 10 through bolted connection, and cylinder block 35 is installed to the other end of riser 10, installs locating pin cylinder 20 on the cylinder block 35, and the cylinder hub connection of locating pin cylinder has locating pin 24. A tool rest sensor 19 is arranged beside the cylinder seat, a laser sensor is adopted as the tool rest sensor 19, a tool groove sensor 18 is also arranged beside the tool rest sensor 19, and the tool groove sensor 18 can scan a tool groove on the reel so as to determine the position of the bracket 4. The knife channel sensor 18 is fixed to the vertical plate 10 by a probe holder 25.

As shown in fig. 5, a tool rest rail 9 having an i-shaped cross section is installed below the cross beam 8, and the tool rest rail 9, the cross beam 8, and the holder rail 7 are parallel to each other. A plurality of tool holders 3 are mounted on the tool holder guide 9. The knife rest 3 comprises a knife rest seat 15, the knife rest seat 28 is connected with the knife rest guide rail 9 through a knife rest locking part, the knife rest locking part 13 comprises a guide groove 14 and a locking part 13 which are arranged along the knife rest guide rail, the guide groove 14 is matched with the knife rest guide rail 9, when the knife rest 3 moves in place, an electromagnet in the locking part generates suction, and the knife rest seat 15 is fixed on the knife rest guide rail 9. Two conical anti-collision blocks 16 are arranged on the two sides of the tool holder base 15 along the tool holder guide rail, respectively, to prevent adjacent tool holders 3 from colliding with each other. The side of the tool rest 15 opposite to the support is provided with a positioning hole 28, and the positioning hole 28 is matched with the positioning pin 24. A cylinder support 22 is fixed on the other side surface of the tool rest base 15, a cylinder 27 is installed on the cylinder support 22, a cylinder shaft 26 in the cylinder 27 is connected with a tool bar 17, the tool bar 17 is hinged on a fixing block 29 below the tool rest base, and a tool 23 is fixed at the end part of the tool bar 17. A stop plate 30 is mounted on the side surface of the fixed block 29, an adjusting seat 32 is arranged on the cutter bar 17, a through hole is arranged on the adjusting seat 32, a screw rod 31 penetrates through the through hole, and one end of the screw rod 31 abuts against the stop plate 30. The distance between the blade bar and the reel is adjusted by adjusting the screw 31.

During operation, the equipment is started, and after the equipment is powered on, the operation of searching a reference point by the bracket is firstly carried out, namely, the return to zero is frequently called. The reference point is found to establish the zero point position of the whole system, and after the reference point finding operation is started, the knife groove sensor (the CMOS laser sensor sensing head) on the bracket automatically finds the first groove of the knife groove on the reel and defines the position as the 0mm starting position.

After setting the zero point, a scanning operation is performed, and the support is moved from the 0mm position to the other end of the cross beam, in the process, the position of each tool rest passing through is recorded by a tool rest sensor (a CMOS laser sensor sensing head), and therefore the position information of all tool rests in the current initial state is obtained.

The operator then needs to set the production tasks on the operation screen, including the total width of the film, the number of cuts required, the width of each roll, the width of the scrap on both sides, etc. After the production task is set up, the controller will automatically calculate by an optimization algorithm which cutters need to be used and how to optimally adjust the position of each cutter.

After calculation, a scheme result is given on an operation picture, meanwhile, the automatic tool setting structure starts to work, when the support moves to the tool rest, the positioning pin is inserted into the positioning hole, the support drives the tool rest to move to a designated position, the positioning pin retracts, the tool rest and the support are separated from each other, the tool rest is fixed by the locking piece on the tool rest base, the support continues to move to select the next tool rest, and tool setting work is carried out until the last tool rest is conveyed to the designated position.

After the tool setting is finished, production can be started, a new production task can be reset after the current production task is finished, and then the tool setting production is carried out again.

Claims

1. The utility model provides an automatic device is cut to film of tool setting, includes the frame, installs the spool in the frame, has cup jointed film, its characterized in that on the spool: be equipped with the knife rest mounting bracket in the frame, install at least one knife rest on the knife rest mounting bracket, install the cutter of cutting the film on the knife rest, still be equipped with automatic tool setting structure on the knife rest mounting bracket, automatic tool setting structure drives the knife rest and moves on the knife rest mounting bracket, automatic tool setting structure include the support, install actuating mechanism and location locking structure on the support, actuating mechanism drives the support motion, location locking structure meets with the knife rest.

2. The automatic tool setting film slitting device according to claim 1, characterized in that: the positioning locking structure comprises a sensor and a telescopic positioning piece which are arranged on the support, and the telescopic positioning piece is matched with the positioning hole in the tool rest.

3. The automatic tool setting film slitting device according to claim 2, characterized in that: the telescopic positioning part comprises a cylinder seat fixed on the support, a positioning pin cylinder is installed on the cylinder seat, a cylinder shaft of the positioning pin cylinder is connected with a positioning pin, and the positioning pin is matched with the positioning hole of the tool rest.

4. The automatic tool setting film slitting device according to claim 2, characterized in that: cutter grooves are uniformly distributed on the reel, and the sensors comprise a cutter rest sensor and a cutter groove sensor.

5. The automatic tool-setting film slitting device according to any one of claims 1 to 4, characterized in that: the tool rest mounting frame comprises a cross beam, a support guide rail is mounted above the cross beam, the support moves along the support guide rail, the tool rest guide rail is mounted below the cross beam, the tool rest moves along the tool rest guide rail, and the support guide rail, the tool rest guide rail and the scroll are all parallel to each other.

6. The automatic tool setting film slitting device according to claim 5, characterized in that: the support guide rail on include the guide rail that is parallel to each other, be equipped with the rack between two guide rails, the support include the support base, the support base is located the support guide rail, be equipped with the guide way with guide rail complex in the lower bottom surface of support base, be equipped with the gear between two guide ways, gear and rack cooperation, the gear links to each other with actuating mechanism.

7. The automatic tool setting film slitting device according to claim 5, characterized in that: the knife rest guide rail is provided with a knife rest locking part, and the knife rest locking part is connected with the knife rest.

8. The automatic tool-setting film slitting device according to any one of claims 1 to 4, characterized in that: the cutter rest comprises a cutter rest seat, a cutter bar is hinged below the cutter rest seat, a cutter is arranged on the cutter bar, an automatic feeding structure and a cutter bar adjusting structure are further arranged on the cutter rest seat, and one end of the automatic feeding structure is connected with the cutter bar.

9. The automatic tool setting film slitting device according to claim 8, characterized in that: the automatic feed structure comprises a cylinder support, the cylinder support is fixed on a tool rest seat, a cylinder is mounted on the cylinder support, and a cylinder shaft in the cylinder is connected with a tool bar.

10. The automatic tool setting film slitting device according to claim 8, characterized in that: the cutter bar adjusting structure comprises a stop plate, the stop plate is fixed on a cutter holder fixing seat, an adjusting seat is arranged on the cutter bar, a through hole is formed in the adjusting seat, an adjusting rod penetrates through the through hole, and one end of the adjusting rod is abutted to the stop plate.