CN108274530A - Automatic film tearing cutting machine - Google Patents

Abstract

The invention discloses a kind of automatic film tearing cutting machines, including rack, film advance mechanism, coat peeling unit and cutter device；The film advance mechanism, coat peeling unit are installed in the rack；The film advance mechanism is for transmitting sheet material；The coat peeling unit is for tearing the upper film of sheet material and lower film off；The cutter device includes longitudinally cutting component and transverse cuts component；Prepressing device is additionally provided in the rack, the prepressing device is used for precompressed sheet material.The automatic film tearing cutting machine structure is more perfect, and it is preferable that dyestripping cuts composite material effect.

Description

Automatic Tear Film Cutting Machine

technical field

The invention relates to the field of plastic machinery, and more precisely relates to an automatic tear film cutting machine.

Background technique

With the gradual maturity of its materials and processes, composite materials have become more and more widely used, such as bumpers, fenders, masks, etc. used in automobiles, as well as in construction, electrical and electronic industries. The composite material includes the intermediate core material and the PE film covering the upper and lower layers of the intermediate core material. According to production requirements, the cut core material is put into the mold for compression molding. However, the above-mentioned steps are generally carried out manually at present, which has low production efficiency, slow speed, high labor intensity and high labor cost. Especially, manual operation will touch the core material, sometimes pollute the core material, and cause the product in the mold to be scrapped.

CN201210252344.2 discloses a kind of SMC sheet automatic tearing film cutting machine, comprises tearing film feeding device, cutting device and sheet taking device, and described tearing film feeding device includes being installed in the tearing film feeding frame The upper tearing film roller, the lower tearing film roller, the main film feeding roller and the secondary film feeding roller, the upper tearing film roller and the lower tearing film roller cooperate with the upper and lower films, the main film feeding roller and the secondary film feeding roller and the intermediate core Cooperating with materials, each roller is driven by a private motor through a transmission mechanism. The cutting device includes a cutting bracket, a screw, a slide bar and a slider are installed in the cutting bracket, the screw is driven by the second servo motor, the slider is connected to the blade, and the blade is rotated by the third motor; At least two sheet-taking rollers are installed in the film frame and the film-taking frame. The film-taking rollers are matched with the core material after cutting. Each film-taking roller is driven by the motor through the transmission chain. There is a film-taking roller under the film-taking roller. The board, the sheet taking board is driven by the taking out sliding mechanism to take out the cut forming core material. This SMC sheet automatic tearing film cutting machine can automatically tear film and cut SMC sheet, which can improve production efficiency, but the structure of this SMC sheet automatic tearing film cutting machine is not perfect enough.

Contents of the invention

The technical problem to be solved by the present invention is to provide an automatic film tearing cutting machine, the automatic film tearing cutting machine has a relatively complete structure, and the effect of tearing the film cutting composite materials is better.

The technical solution of the present invention is to provide an automatic tearing film cutting machine with the following structure, including a frame, a film feeding device, a film tearing device and a cutting device; the film feeding device and the film tearing device are installed on the on the frame; the sheet feeding device is used to convey the sheet; the film tearing device is used to tear off the upper film and the lower film of the sheet; the cutting device includes a longitudinal cutting assembly and a transverse cutting assembly ; The frame is also provided with a pre-pressing device, the pre-pressing device is used for pre-pressing sheets.

After adopting the above structure, the automatic tear film cutting machine of the present invention has the following advantages compared with the prior art:

Because the cutting device of the automatic tearing film cutting machine of the present invention includes a longitudinal cutting assembly and a transverse cutting assembly, the sheet can be cut into the required size by the longitudinal cutting assembly and the transverse cutting assembly, and it is more convenient to cut the sheet. There is also a pre-pressing device on the top, which pre-presses the sheet, so that the sheet is smoother, and the film tearing and cutting effects are better.

As an improvement, it also includes a pre-pressing device; the pre-pressing device, the film tearing device, the longitudinal cutting assembly, the sheet feeding device and the transverse cutting assembly are arranged sequentially in the frame from front to back. After adopting this structure, the structural design is more reasonable.

As an improvement, the pre-compression device includes an upper pre-compression roller and a lower pre-compression roller; the upper pre-compression roller and the lower pre-compression roller are arranged in the frame parallel to each other and the upper pre-compression Both ends of the roller and the lower pre-compression roller are connected to the frame. After adopting this structure, the structure is simple and the assembly is convenient.

As an improvement, the film tearing device includes an upper film tearing roller and a lower tearing film roller; the upper film tearing roller and the lower tearing film roller are arranged in the frame parallel to each other and the upper tearing film Both ends of the cylinder and the two ends of the lower film tearing cylinder are connected to the frame. After adopting this structure, the structure is simple and the assembly is convenient.

As an improvement, a guiding device is provided between the preloading device and the tearing device, and the guiding device includes an upper guide roller and a lower guide roller, and the upper guide roller and the lower guide roller are arranged on the The two ends of the upper guide roller and the lower guide roller are connected to the frame. After adopting this structure, the structure is simple and the assembly is convenient.

As an improvement, the film feeding device includes a main film feeding roller and a secondary film feeding roller, the main film feeding roller and the secondary film feeding roller are arranged in the frame parallel to each other, and the main film feeding roller The two ends of the roller and the two ends of the sheet feeding roller are connected to the frame. After adopting this structure, the structure is simple and the assembly is convenient.

As an improvement, the longitudinal cutting assembly includes a fixed frame, a longitudinal cutter assembly and a longitudinal cutting anvil; the fixed frame is arranged in the frame, and the longitudinal cutter assembly is fixed on the fixed frame , the longitudinal cutting anvil is located below the longitudinal cutting knife assembly, and the sheet passes between the longitudinal cutting knife assembly and the longitudinal cutting anvil.

As an improvement, the longitudinal cutter assembly includes a fixed block, an up and down adjustment mechanism and a cutter; the fixed block is fixed on the fixed frame; the up and down adjustment mechanism, the cutter is installed on the The above-mentioned up and down adjustment mechanism. After adopting this structure, the up-and-down adjustment mechanism can adjust the position of the cutter up and down, and the cutting effect is better for different sheets.

As an improvement, the up-and-down adjustment mechanism includes a support column, and a chute is provided on the fixed block, and the support column is slidably fitted in the chute, and an adjustment nut is provided on the outside of the fixed block. , the upper end of the support column is provided with a screw hole, and the adjusting nut is screwed into the screw hole; the cutter is installed at the lower end of the support column. After adopting this structure, the structure is simple and the adjustment is convenient.

As an improvement, the transverse cutting assembly includes a transverse track, a transverse cutter assembly and a transverse cutting anvil; the transverse track is arranged in the frame, and the transverse cutter assembly is slidingly fitted on the on the track; the transverse cutting anvil is located below the transverse cutter assembly, and the sheet passes between the transverse cutter assembly and the transverse cutting anvil. After adopting this structure, the transverse cutter assembly is used in conjunction with the transverse cutting anvil, and the cutting effect is better.

As an improvement, the longitudinal cutting assembly and the transverse cutting assembly are provided with infrared sensors, and the infrared sensors are electrically connected to the controller of the automatic tear film cutting machine. After adopting this structure, through the infrared sensor, when the human hand approaches, the longitudinal cutting assembly and the horizontal cutting assembly can stop running, which is very safe.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of the automatic film tearing cutting machine of the present invention.

Fig. 2 is a perspective view of the three-dimensional structure of the automatic tear film cutting machine of the present invention.

Fig. 3 is a schematic diagram of a partial three-dimensional structure of the automatic tear film cutting machine of the present invention.

Fig. 4 is a three-dimensional schematic view of the longitudinal cutting assembly of the automatic tear film cutting machine of the present invention.

As shown in the figure: 1. Rack, 2. Upper preload roller, 3. Lower preload roller, 4. Upper tear roller, 5. Lower tear roller, 6. Upper guide roller, 7. Lower guide roller, 8, the main sheet feeding roller, 9, from the sheet feeding roller, 10, longitudinal cutting assembly, 1001, fixed frame, 1002, longitudinal cutting anvil, 1003, fixed block, 1004, cutter, 1005, locking screw, 1006, support Column, 1007, adjusting nut, 11, transverse cutting assembly, 1101, transverse track, 1102, transverse cutting anvil.

Detailed ways

The following are specific embodiments of the present invention and in conjunction with the accompanying drawings, the technical solutions of the present invention are further described, but the present invention is not limited to these embodiments.

As shown in Figures 1 to 3, the automatic tearing film cutting machine of the present invention includes a frame 1, a sheet feeding device, a film tearing device, a cutting device and a preloading device; the described sheet feeding device and the film tearing device are all installed on On the frame 1; the sheet feeding device is used to convey the sheet; the film tearing device is used to tear off the upper film and the lower film of the sheet; the cutting device includes a longitudinal cutting assembly and a transverse Cutting assembly; the frame is also provided with a pre-pressing device, and the pre-pressing device is used for pre-pressing sheets. The pre-pressing device, the film tearing device, the longitudinal cutting assembly, the film feeding device and the transverse cutting assembly are arranged in sequence from front to rear in the frame.

The pre-compression device includes an upper pre-compression roller 2 and a lower pre-compression roller 3; the upper pre-compression roller 2 and the lower pre-compression roller 3 are arranged in the frame 1 in parallel with each other Both ends of the pre-compression roller 2 and the lower pre-compression roller 3 are connected to the frame 1 .

Described film tearing device comprises upper tearing film cylinder 4 and following tearing film cylinder 5; Described upper tearing film cylinder 4 and following tearing film cylinder 5 are arranged in the described frame 1 in parallel with each other and described upper The two ends of film tearing cylinder 4 and the two ends of lower film tearing cylinder 5 are all connected on the described frame 1.

A guiding device is provided between the described preloading device and the film tearing device, and the described guiding device includes an upper guiding roller 6 and a lower guiding roller 7, and the described upper guiding roller 6 and the lower guiding roller 7 are arranged in parallel to each other. Inside the frame 1 and both ends of the upper guide roller 6 and the lower guide roller 7 are connected to the frame 1 .

The film feeding device includes a main film feeding drum 8 and a secondary film feeding drum 9, the main film feeding drum 8 and the secondary film feeding drum 9 are arranged in the frame 1 parallel to each other and the main Both ends of the sheet feeding cylinder 8 and both ends of the secondary sheet feeding roller 9 are connected to the frame 1 .

The longitudinal cutting assembly includes a fixed frame 1001, a longitudinal cutter assembly and a longitudinal cutting anvil 1002; the fixed frame 1001 is arranged in the frame 1, and the longitudinal cutter assembly is fixed on the fixed On the frame 1001, the longitudinal cutting anvil 1002 is located below the longitudinal cutting knife assembly, and the sheet passes between the longitudinal cutting knife assembly and the longitudinal cutting anvil 1002. The longitudinal cutter assembly includes a fixed block 1003, an up and down adjustment mechanism and a cutter 1004; the fixed block 1003 is fixed on the fixed frame 1001; the up and down adjustment mechanism, the cutter 1004 is installed On the said up and down adjustment mechanism. The cross section of the fixing block 1003 is dovetail-shaped, and one side of the fixing block 1003 is provided with a dovetail groove, and the fixing block 1003 is sleeved on the fixing frame 1001 . The fixing block 1003 is provided with a screw hole, the screw hole communicates with the dovetail groove, and a locking screw 1005 is screwed in the screw hole, and the locking screw 1005 is used for locking The fixed block 1003 and the fixed frame 1001. The up-and-down adjustment mechanism includes a support column 1006, and a chute is provided on the fixed block 1003, and the support column 1006 is slidably fitted in the chute, and the outside of the fixed block 1003 is provided with an adjustment Nut 1007, the upper end of the support column 1006 is provided with a screw hole, the adjustment nut 1007 is screwed into the screw hole; the cutter 1004 is installed at the lower end of the support column 1006.

The transverse cutting assembly 11 includes a transverse track 1101, a transverse cutter assembly and a transverse cutting anvil 1102; the transverse track 1101 is arranged in the frame 1, and the transverse cutter assembly is slidably fitted on the on the transverse track 1101; the transverse cutting anvil 1102 is located below the transverse cutter assembly, and the sheet passes between the transverse cutter assembly and the transverse cutting anvil 1102. The structure of the horizontal cutter assembly is similar to that of the vertical cutter assembly, and will not be repeated here.

Both the longitudinal cutting assembly 10 and the transverse cutting assembly 11 are provided with infrared sensors (not shown), and the infrared sensors are electrically connected to the controller of the automatic tear film cutting machine. When the infrared sensor detects that people enter its monitoring range, it generates a signal and transmits the signal to the controller. After the controller receives the signal, it sends a command to make the vertical cutting assembly 10 or the horizontal cutting assembly 11 stop running.

The working principle of the automatic tear film cutting machine of the present invention is as follows: the sheet passes between the upper pre-compression roller 2 and the lower pre-compression roller 3, and then reaches between the upper guide roller 6 and the lower guide roller 7. Then manually roll the upper film on the sheet onto the upper tearing film cylinder 4, and roll the lower film below the sheet onto the lower tearing film cylinder 5 at the same time. The sheet after tearing the film is sent to the longitudinal cutting assembly for longitudinal cutting, and then sent between the main sheet feeding roller 8 and the secondary sheet feeding roller 9, and then the sheet is automatically fed. Then send into transverse cutting assembly 11 and carry out transverse cutting.

Claims (10)

1. a kind of automatic film tearing cutting machine, it is characterised in that：Including rack, film advance mechanism, coat peeling unit and cutter device；It is described Film advance mechanism, coat peeling unit is installed in the rack；The film advance mechanism is for transmitting sheet material；The dyestripping Device is for tearing the upper film of sheet material and lower film off；The cutter device includes longitudinally cutting component and transverse cuts group Part；Prepressing device is additionally provided in the rack, the prepressing device is used for precompressed sheet material.

2. automatic film tearing cutting machine according to claim 1, it is characterised in that：It further include prepressing device；The rack It is inside arranged in order the prepressing device, the coat peeling unit, longitudinally cutting component, film advance mechanism from front to back and laterally cuts Cut component.

3. automatic film tearing cutting machine according to claim 2, it is characterised in that：The prepressing device includes upper pre- nip drum Cylinder and lower pre- pressure roller；The upper pre- pressure roller and lower pre- pressure roller are set in the rack and described in parallel to each other The both ends of upper pre- pressure roller and the both ends of lower pre- pressure roller are both connected in the rack.

4. automatic film tearing cutting machine according to claim 2, it is characterised in that：The coat peeling unit includes upper dyestripping rolling Cylinder and lower dyestripping roller；The upper dyestripping roller and lower dyestripping roller are set in the rack and described in parallel to each other The both ends of upper dyestripping roller and the both ends of lower dyestripping roller are both connected in the rack.

5. automatic film tearing cutting machine according to claim 3, it is characterised in that：The prepressing device and coat peeling unit it Between be equipped with guider, the guider includes upper guide pulley and lower guide pulley, the upper guide pulley and under Guide pulley is set in the rack and both ends at the both ends of the upper guide pulley and lower guide pulley in parallel to each other It is both connected in the rack.

6. automatic film tearing cutting machine according to claim 2, it is characterised in that：The film advance mechanism includes that master send piece to roll Cylinder and from sending piece roller, the master send piece roller and in the rack and described from sending piece roller to be set in parallel to each other Main both ends for sending piece roller and from sending the both ends of piece roller to be both connected in the rack.

7. automatic film tearing cutting machine according to claim 2, it is characterised in that：The longitudinally cutting component includes fixing Frame, longitudinal cutter component and longitudinally cutting anvil；The fixed frame is set in the rack, and the longitudinal cutter component is solid It is scheduled on the fixed frame, the longitudinally cutting anvil is located at the lower section of the longitudinal cutter component, and the longitudinal direction is cut Pass through for the sheet material between knife assembly and longitudinally cutting anvil.

8. automatic film tearing cutting machine according to claim 6, it is characterised in that：The longitudinal cutter component includes fixing Block, upper-lower position on device and cutter；The fixed block is fixed on the fixed frame；The upper-lower position on device, institute The cutter stated is mounted in the upper-lower position on device.

9. automatic film tearing cutting machine according to claim 7, it is characterised in that：The upper-lower position on device includes support Column, the fixed block are equipped with sliding slot, and the support column is slidably fitted in the sliding slot, outside the fixed block Side is equipped with adjusting nut, and the upper end of the support column is equipped with screw hole, and the adjusting nut screws in the screw hole；Institute The cutter stated is mounted on the lower end of the support column.

10. automatic film tearing cutting machine according to claim 7, it is characterised in that：The transverse cuts component includes cross To track, lateral cutter assembly and transverse cuts anvil；The cross track is set in the rack, the lateral cutter Component slippage coordinates on the cross track；The transverse cuts anvil is located at the lower section of the lateral cutter assembly, Pass through for the sheet material between the lateral cutter assembly and transverse cuts anvil.