CN212101244U - Wood grain film rolling machine - Google Patents

Abstract

The utility model discloses a wood grain film rolling machine, which comprises a swing frame, a protective film bending roller component, a first traction roller component, a first pressing roller component, a guide roller component for transition wood grain film, a trimming component, a second traction roller component, a second pressing roller component, a tension roller component, a bending roller component, a floating roller component, a chopper component, a rolling roller driving component, a roll changing component, a roller component and a rolling deviation correcting device; the chopper component comprises a support, a support driving mechanism for driving the support to lift, a film pressing mechanism arranged in the support, a chopper driving mechanism and a transition guide roller. The utility model provides a wood grain film rolling machine which is realized under the rolling working condition that the non-stick roller surface is arranged at the inner side of the film roll, and meets the process production requirement; the automatic film breaking and roll changing are realized, the automation degree is high, the personnel operation is greatly reduced, and the operation is convenient and safe.

Description

Wood grain film rolling machine

Technical Field

The utility model relates to a wood grain membrane rolling machine technical field, in particular to wood grain membrane rolling machine.

Background

The wood grain film is made of polyvinyl chloride serving as a main raw material, the tape-cast wood grain film can pass through a cold roll 2 'to form a roll attaching surface 3' and a non-roll attaching surface 4 'after coming out of a die 1', the roll attaching surface of the tape-cast wood grain film is a high-gloss film, and the surface of the high-gloss film cannot have any flaw, so that the high-gloss film is required to be compounded with a transparent protective film before being rolled; now according to the production technology requirement, the medial surface of the film roll needs to be the non-roller-sticking surface, and the roller-sticking surface 3 'of the current winding equipment which is generally wound is on the inner side of the film roll 5' (shown in figure 11), the winding roller rotates anticlockwise, after the film is cut off by the chopper, the chopper is above the physiosis shaft, and the bottom film can be attached to the paper core due to gravity to realize automatic roll covering. In order to realize that the non-roll-sticking surface 4 'is arranged on the inner side of the film roll 5' (shown in figure 12), namely, the film is rolled in the opposite direction of the rolling direction relative to the prior equipment, the prior wood grain film rolling machine needs to be improved.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing disadvantages of the prior art, an object of the present invention is to provide a wood grain film rolling machine, which aims to make the non-roll surface of the wood grain film roll inside the finished film roll.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model relates to a rolling machine, which comprises a swing frame, a protective film bending roller component arranged on the swing frame and used for assisting the flattening of a protective film, a first traction roller component used for drawing a wood grain film, a first compaction roller component used for compacting the protective film to compound the protective film and the wood grain film, a guide roller component used for transiting the wood grain film, an edge cutting component used for cutting off waste edges, a second traction roller component used for drawing the wood grain film forwards, a second compaction roller component used for compacting the wood grain film by matching with the second traction roller component, a tension roller component used for detecting the tension change in the rolling process of the wood grain film, a bending roller component used for assisting the flattening of the wood grain film, a floating roller component used for controlling the rolling flatness of the wood grain film, a hacking knife component used for cutting off the wood grain film in the rolling process, a rolling roller driving component used for providing rolling power for the rolling roller, a rolling roller component used for turning and rolling the film roll and an empty roller for supporting the whole, the winding deviation correcting device is used for driving the swing frame to move transversely; the chopper assembly comprises a support, a support driving mechanism for driving the support to lift, a film pressing mechanism, a chopper driving mechanism and a transition guide roller for changing the winding guide of the wood grain film, wherein the film pressing mechanism, the chopper and the chopper driving mechanism are arranged in the support; the film pressing mechanism is used for pressing the wood grain film on the winding roller before the film is broken; the chopper driving mechanism is used for driving the chopper to chop the wood grain film between the transition guide roller and the winding roller and driving the wood grain film to be attached to the hollow roller.

The chopper driving mechanism comprises a chopper frame which can be arranged in the support in a swinging mode, a cylinder support which is fixedly arranged in the support, and a chopper cylinder which is arranged on the cylinder support, wherein the chopper cylinder is used for driving the chopper frame to swing, the chopper is arranged on the chopper frame, and the position of the chopper cylinder on the cylinder support is adjusted through an adjusting assembly.

The support is including the curb plate of relative setting and the crossbeam of connecting two blocks of curb plates, the hacking knife frame is including the first seat of accepting of fixed setting on two curb plates respectively, connects two first fulcrums of accepting the seat, and two at least two covers are established at first epaxial first support arm, the blade holder of being connected with first support arm, and the piston rod tip and the first support arm pivot of hacking knife cylinder are connected, the hacking knife sets up on the blade holder, the hacking knife is sawtooth blade.

The support driving mechanism comprises a rotary center assembly, a swing shaft and a lifting driving cylinder; the rotary center component is fixedly arranged on the bracket; one end of the swing shaft is rotatably connected with the rotary center assembly, and the other end of the swing shaft is fixedly connected with the side plate; the end part of the piston of the lifting driving cylinder is connected with the side plate pivot.

The swing frame comprises a base and two opposite wall plates vertically arranged on the base, each wall plate is provided with a mounting through hole for mounting the rotary center component, the rotary center component comprises a bearing seat arranged in the mounting through hole and a bearing arranged on the bearing seat, and the swing shaft is rotatably connected with the bearing seat through the bearing.

The bearing seat is provided with a bearing part with an inner cavity and a fixing shoulder arranged on the bearing part, and is connected with a wallboard screw through the fixing shoulder; a positioning shoulder is arranged in the middle of the inner cavity of the bearing part; the bearing comprises a first bearing and a second bearing which are arranged at one end of the pendulum shaft, and the positioning shoulder is arranged between the first bearing and the second bearing; one end of the bearing part is fixedly provided with a bearing gland; the bearing gland is used for pressing the first bearing on the positioning shoulder; the swing shaft is provided with a clamp spring for a shaft, and the bearing part is provided with a clamp spring for a hole; the second bearing is positioned by the clamp spring for the shaft and the clamp spring for the hole.

The free end of the pendulum shaft is provided with a flange plate, the flange plate is fixedly connected with the pendulum shaft in a key connection mode, and the side plate is connected with the flange plate through bolts.

The cylinder support comprises an L-shaped plate consisting of a horizontal mounting plate and a vertical mounting plate, and two support lugs fixedly arranged on the vertical mounting plate; each support lug is provided with a waist-shaped hole extending towards the vertical direction; the outside screw hole of a intercommunication journal stirrup is seted up respectively at the both ends in waist shape hole, adjusting part is including setting up the mount pad on the hacking knife cylinder, and the mount pad includes the external member main part and sets up the projection in external member main part both sides, and every projection stretches into in the waist shape hole that corresponds, twists a locking screw in every screw hole, and two locking screws are together with the projection extrusion locking that corresponds.

The film pressing mechanism comprises two third bearing seats fixedly arranged on the cross beam, a second fulcrum shaft connected with the two third bearing seats, two second support arms fixedly arranged on the second fulcrum shaft, a pressing roller arranged between the two second support arms and a film pressing cylinder used for driving the second fulcrum shaft to rotate; the film pressing cylinder is connected with the cross beam through a hinge seat; the piston rod end of the film pressing cylinder is connected with the second support shaft through a connecting plate, one end of the connecting plate is in pivot connection with the piston rod end of the film pressing cylinder, and the other end of the connecting plate is sleeved on the second support shaft.

The chopper assembly also includes a fall arrest assembly that limits the range of oscillation of the support.

Has the advantages that:

the utility model provides a wood grain film rolling machine, compared with the prior art, the rolling roller rolls reversely, when a new rolling shaft overturns in place, the swing frame swings under the action of the lifting driving cylinder, so that the components arranged in the swing frame descend, and the transition guide roller changes the guiding of the film; then the film pressing cylinder drives a pressing roller to press the film on the paper core; then a piston rod of the chopper cylinder extends out to drive the first support arm to swing around the first support shaft, so that the chopper cuts off the film; meanwhile, the film is driven by the chopper to be coated on the paper core under the action of the double-sided adhesive tape on the paper core, and the newly conveyed film is wound along with the rotation of the winding shaft; therefore, the rolling working condition that the non-roller-pasting surface is on the inner side of the film roll can be realized, and the process production requirements are met; the automatic film breaking and roll changing are realized, the automation degree is high, the personnel operation is greatly reduced, and the operation is convenient and safe. In addition, this wood grain membrane rolling machine can automatically regulated film thickness deviation, and it is neat to coil the film terminal surface, does not corrugate.

Drawings

Fig. 1 is the utility model provides a wood grain membrane rolling machine's stereogram.

Fig. 2 is the utility model provides a wood grain membrane rolling machine's structural schematic.

FIG. 3 is the utility model provides a relief map of chopper subassembly in wood grain membrane rolling machine.

Fig. 4 is a schematic structural diagram of the region M in fig. 3.

FIG. 5 is the utility model provides a right side view of chopper subassembly in wood grain membrane rolling machine.

FIG. 6 is the utility model provides a front view of chopper subassembly in wood grain membrane rolling machine.

Fig. 7 is the utility model provides an among the wood grain membrane rolling machine, the structure schematic diagram of chopper subassembly at non-operating condition.

Fig. 8 is the utility model provides an among the wood grain membrane rolling machine, the structure schematic diagram of chopper subassembly at operating condition.

Fig. 9 is the utility model provides an in the wood grain membrane rolling machine, the assembly drawing of center of circling round subassembly.

Fig. 10 is the structural schematic diagram of the center of gyration subassembly in the wood grain membrane rolling machine that the utility model provides an.

FIG. 11 is a schematic view of the configuration of the face-on-roll inside the roll.

FIG. 12 is a schematic view of the configuration of the non-roll-facing side inside the roll of film.

Detailed Description

The utility model provides a wood grain membrane rolling machine, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the embodiment is lifted to follow with reference to the attached drawing the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the scope of the invention.

Referring to fig. 1-10, the present invention provides a wood grain film winding machine, which comprises a swing frame a, a protective film bending roll assembly B disposed on the swing frame for assisting the flattening of the protective film, a first traction roll assembly C for drawing the wood grain film, a first pressing roll assembly D for pressing the protective film to compound the protective film and the wood grain film, a guide roll assembly E for passing through the wood grain film, a trimming assembly F for cutting the waste edge, a second traction roll assembly G for drawing the wood grain film forward, a second pressing roll assembly H for pressing the wood grain film in cooperation with the second traction roll assembly, a tension roll assembly I for detecting the tension change during the winding of the wood grain film, a bending roll assembly J for assisting the flattening of the wood grain film, a floating roll assembly K for controlling the winding flatness of the wood grain film, a chopper assembly L for cutting the wood grain film during the roll change, a winding roll driving assembly M for providing the winding power to the winding roll, the rolling device comprises a roll changing assembly N for turning and changing a film roll and an empty roll, a roller assembly P for supporting the whole rolling machine to swing left and right, and a rolling deviation correcting device R for driving a swing frame to move transversely; the chopper assembly L comprises a support L1, a support driving mechanism L2 for driving the support to lift, a film pressing mechanism L3, a chopper L4, a chopper driving mechanism L5 and a transition guide roller L6 for changing the winding guide of the wood-grain film, wherein the film pressing mechanism L3, the chopper L4 and the chopper driving mechanism L5 are arranged in the support; the film pressing mechanism L3 is used for pressing the wood grain film on the winding roller before the film is broken; the chopper driving mechanism L5 is used for driving the chopper L4 to chop the wood grain film between the transition guide roller L6 and the wind-up roller and drive the wood grain film to be attached to the hollow roller. Here, the wind-up roll includes the physiosis axle and the refill of cover at the physiosis axle, and the physiosis axle is aerifyd and is expanded tight refill.

Referring to fig. 2, 7 and 8, in operation, the protective film 9 is guided into the winding machine through the protective film bending roller assembly B, the wood grain film 8 is guided into the winding machine through the first pull roller assembly C, and the protective film 9 is pressed by the first pressing roller assembly D, so that the protective film 9 is bonded with the wood grain film 8, and air in the wood grain film 8 is exhausted; then the wood grain film 8 enters an edge cutting assembly F through a guide roller assembly E, the edge cutting assembly F cuts off the waste edges at two sides of the wood grain film 8 and cuts the wood grain film 8 into two parts in the middle, so that the remaining wood grain film 8 meets the width required by the product; the wood grain film 8 is guided into a second traction roller assembly G through a guide roller assembly E, the second traction roller assembly G pulls the wood grain film 8 to be conveyed forwards, the wood grain film 8 is pressed at the tangent point of the wood grain film 8 entering the second traction roller assembly G, air between the wood grain film 8 and a protective film 9 is further exhausted, and meanwhile the deviation of the wood grain film 8 is prevented; the tension roller assembly I monitors tension change in real time and feeds the tension change back to the second traction roller assembly G for tension balance adjustment; then the wood grain film 8 is flatly stretched and guided into the floating roll component K through the bending roll component J, the bending roll component J separately unfolds a left roll of wood grain film and a right roll of wood grain film, the floating roll component K controls the tightness of the rolled wood grain film according to the change of the rolling diameter of the rolling roll Y, when the rolling machine pulls the wood grain film, the phenomena of left and right movement of the wood grain film during pulling and rolling and one-way deviation are caused due to the reasons of uneven pulling speed, tension or thickness of the wood grain film, and the like, and the rolling deviation rectifying device R drives the swing frame to swing left and right through detecting the deviation amount of the wood. When the coiling length of the working coiling roller reaches a set value, a film coil is formed, the coil changing assembly automatically turns the hollow shaft to a working position (namely, the position of the hollow shaft is changed with that of the film coil), and the coiled film coil is turned to a non-working position; after the roll changing is finished, a bracket L1 of the chopper assembly L swings under the action of a bracket driving mechanism L2, so that components arranged in the bracket descend, a transition guide roller L6 changes the guide of the wood grain film 8, and a film pressing mechanism L3 presses the wood grain film 8 on a paper core; then the chopper driving mechanism L5 drives the chopper L4 to chop the wood grain film 8; the cut film is stuck by the double-sided adhesive tape on the paper core, the un-stuck basement membrane is driven to the paper core by a chopper L4, and the basement membrane is automatically rolled on an air expansion shaft along with the rotation of an empty roller to carry out new membrane roll winding. Compared with the prior art, the winding roller in the wood grain film winding machine rotates reversely, so that the winding machine is suitable for the winding working condition that the non-roll-sticking surface is on the inner side of the film roll, and meets the process production requirement; the automatic film breaking and roll changing are realized by matching with the chopper mechanism, the degree of automation is high, the personnel operation is greatly reduced, and the operation is convenient and safe. In addition, this wood grain membrane rolling machine can automatically regulated film thickness deviation, and it is neat to coil the film terminal surface, does not corrugate.

Specifically, referring to fig. 3-6, the chopper driving mechanism L5 includes a chopper frame L51 swingably disposed in the support, a cylinder support L52 fixedly disposed in the support, and a chopper cylinder L53 mounted on the cylinder support, the chopper cylinder L53 is configured to drive the chopper frame L51 to swing, the chopper L4 is disposed on the chopper frame L51, and the position of the chopper cylinder L53 on the cylinder support L52 is adjusted by an adjusting assembly.

Further, referring to fig. 3-6, the bracket L1 includes side plates L11 disposed opposite to each other and a cross beam L12 connecting the two side plates, the chopper holder L51 includes first bearing seats L51a respectively fixedly disposed on the two side plates L11, a first shaft L51b connecting the two first bearing seats, at least two first arms L51c sleeved on the first shaft, a knife holder L51d connected to the first arms, a piston rod end of the chopper cylinder L53 is pivotally connected to the first arm L51c, the chopper L4 is disposed on the knife holder L51d, and the chopper L4 is a serrated blade. When the wood grain film cutting machine works, a piston rod of the chopper cylinder L53 extends out to drive the first supporting arm L51c to swing around the first supporting shaft L51, so that the chopper L4 rapidly cuts wood grain films to realize film cutting; because the cutting end of the chopper L4 is in a sawtooth shape, after the wood grain film is cut off, the cut-off wood grain film is stuck by the double faced adhesive tape on the paper core in the winding roller, and the un-stuck basement membrane is driven to the winding roller by the sawtooth blade. After rolling, the air expansion shaft rolls in the wood grain film which is newly conveyed subsequently in the rotating process.

Preferably, referring to fig. 3, the support driving mechanism L2 includes a rotation center assembly L21, a swing shaft L22, and a lifting driving cylinder L23; the centre of gyration component L21 is fixedly arranged on the bracket L1; one end of the swing shaft L22 is rotatably connected with the rotary center component L23, and the other end of the swing shaft L22 is fixedly connected with the side plate L11; the piston end of the lifting driving cylinder L23 is pivotally connected with the side plate L11. The lifting driving cylinder L23 can drive the bracket L1 to swing around the swing shaft L22, so that the transition guide roller L6 changes the winding guide of the wood grain film, and a film cutting area is formed between the transition guide roller L6 and the winding roller. In order to improve the stability of the lifting of the swing frame, two lifting driving cylinders L23 are arranged and operate synchronously, and each lifting driving cylinder L23 is correspondingly connected with one side plate L11.

As a preferred embodiment, please refer to fig. 9 and 10, the swing frame a includes a base a1, two opposite wall plates a2 vertically disposed on the base, each wall plate a2 is provided with a mounting through hole A3 for mounting the center of rotation assembly L21, the center of rotation assembly L21 includes a bearing seat L22 disposed in the mounting through hole and a bearing L23 disposed on the bearing seat, and the swing shaft L22 is rotatably connected to the bearing seat L22 through a bearing L23. Because the bearing frame L22 sets up in the outside of two wallboard A2, the accepting part of bearing frame is gone into the installation through-hole and then the workman carries out installation operations such as screw fixation in the outside of wallboard to have the function of simple installation, the routine maintenance of being convenient for.

Specifically, referring to fig. 10, the bearing seat L22 has a bearing portion L22a with an inner cavity and a fixing shoulder L22b disposed on the bearing portion, and the bearing seat L22 is screwed to the wall plate a2 through the fixing shoulder L22 b; a positioning shoulder L24 is arranged in the middle of the inner cavity of the bearing part; the bearing L23 comprises a first bearing L23a and a second bearing L23b which are arranged at one end of the pendulum shaft, and the positioning shoulder L24 is arranged between the first bearing L23a and the second bearing L23 b; one end of the bearing part L22a is fixedly provided with a bearing gland L25; the bearing gland L25 is used for pressing the first bearing on the positioning shoulder to realize the axial positioning of the first bearing L23 a; the bearing cover L25 is screwed to the bearing L22 a. A clamp spring L26 for a shaft is arranged on the swing shaft L22, and a clamp spring L27 for a hole is arranged on the bearing part; the second bearing is positioned by the clamp spring for the shaft and the clamp spring for the hole, and is simple and convenient to disassemble and assemble and good in reliability.

Preferably, referring to fig. 10, a flange plate L28 is arranged at a free end of the pendulum shaft, the flange plate is fixedly connected with the pendulum shaft in a key connection manner, and the side plate L11 is connected with the flange plate through a bolt L29, so that the connection is reliable and the assembly is convenient.

Preferably, referring to fig. 10, the fixing shoulder L22b is provided with a lubricant passage (not visible in the drawings) communicating with the cavity of the receiving portion, and an inlet end of the lubricant passage is provided with an oil cup L20. The workman can supplement lubricating oil to the inner chamber of accepting the portion along the lubricating oil duct through the oil cup to make the bearing obtain fully lubricated, take place abnormal sound when preventing the rotation of pendulum shaft.

In this embodiment, referring to fig. 4, the cylinder support L52 includes an L-shaped plate composed of a horizontal mounting plate L52a and a vertical mounting plate, and two support lugs L52b fixedly disposed on the vertical mounting plate; each lug is provided with a waist-shaped hole L52c extending towards the vertical direction; the outside screw hole of a intercommunication journal stirrup is seted up respectively at the both ends in waist shape hole, adjusting part is including setting up the mount pad on the chopper cylinder, and the mount pad includes external member main part L71 and the projection L72 of setting in external member main part both sides, and every projection stretches into corresponding waist shape hole L73, twists a locking screw L73 in every screw hole, and two locking screws L73 are together with the projection L72 extrusion locking that corresponds. Two or more film roll sizes (such as 3 inch and 6 inch paper cores) can be produced by the winding equipment, and the diameter of the paper core with different film roll sizes can be changed, so that the position of the chopper after cutting is required to be adjusted. During adjustment, the locking screw L73 is loosened, the position on the cylinder support of the chopper cylinder is adjusted, and finally the locking screw L73 is locked, so that the position of film breaking of the chopper is accurate, and interference is avoided.

In order to further improve the swinging smoothness of the hacking knife rest, two groups of hacking knife cylinders L53 and cylinder supports L52 are arranged, and each hacking knife cylinder L53 is correspondingly connected with one first support arm L51 c.

Preferably, referring to fig. 4-6, the film pressing mechanism L3 includes two third bearing seats L31 fixedly disposed on the cross beam, a second fulcrum L32 connecting the two third bearing seats, two second support arms L33 fixedly disposed on the second fulcrum, a pressing roller L34 disposed between the two second support arms, and a film pressing cylinder L35 for driving the second fulcrum to rotate; the film pressing cylinder L35 is connected with a cross beam L12 through a hinge seat L36; the end of the piston rod of the film pressing cylinder L35 is connected with the second fulcrum L32 through a connecting plate L37, one end of the connecting plate L37 is pivotally connected with the end of the piston rod of the film pressing cylinder L35, and the other end is sleeved on the second fulcrum L32. The film pressing cylinder L35 drives the second fulcrum L32 to rotate through the connecting plate L37, so that the second supporting arm L33 and the pressing roller L34 are driven to swing, the pressing roller L34 compresses the wood grain film on the paper core to achieve the effect of tightening the wood grain film, and the wood grain film is convenient to cut off. Preferably, squeeze film cylinder L35, articulated seat L36 and connecting plate L37 are provided with two sets, and two squeeze film cylinders L35 work in step, further improve the squeeze film effect of compression roller.

Preferably, the chopper assembly L8 further includes a fall arrest assembly that limits the range of oscillation of the carriage. The anti-falling assembly L8 comprises an anti-falling limiting piece L81 and an anti-falling cylinder L82; the anti-falling cylinder is connected with an anti-falling limiting piece L81 through an anti-falling bracket L83; the anti-falling support L83 is arranged on the wall board, and the anti-falling cylinder L82 can push out the anti-falling limiting piece to prevent the accidental falling of the chopper when the chopper does not work. Preferably, the anti-falling assemblies L81 are arranged in two, and the two anti-falling assemblies are respectively arranged on two sides of the swing frame.

It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.

Claims (10)

1. A wood grain film winding machine is characterized by comprising a swing frame, a protective film bending roller assembly, a first traction roller assembly, a first compression roller assembly, a guide roller assembly, a trimming assembly, a second traction roller assembly, a second compression roller assembly, a tension roller assembly, a bending roller assembly, a floating roller assembly, a chopper roller assembly, a winding roller driving assembly and a roll changing assembly, wherein the protective film bending roller assembly is arranged on the swing frame and used for assisting in flattening a protective film, the first traction roller assembly is used for drawing the wood grain film, the first compression roller assembly is used for compressing the protective film to enable the protective film to be compounded with the wood grain film, the guide roller assembly is used for transiting the wood grain film, the trimming assembly is used for cutting the wood grain film forwards, the second compression roller assembly is used for being matched with the second traction roller assembly to compress the wood grain film, the tension roller assembly is used for detecting tension change in the winding process of the wood grain film, the bending roller assembly is used for assisting in flattening the wood grain film, the rolling deviation correcting device is used for driving the swing frame to transversely move; the chopper assembly comprises a support, a support driving mechanism for driving the support to lift, a film pressing mechanism, a chopper driving mechanism and a transition guide roller for changing the winding guide of the wood grain film, wherein the film pressing mechanism, the chopper and the chopper driving mechanism are arranged in the support; the film pressing mechanism is used for pressing the wood grain film on the winding roller before the film is broken; the chopper driving mechanism is used for driving the chopper to chop the wood grain film between the transition guide roller and the winding roller and driving the wood grain film to be attached to the hollow roller.

2. The wood grain film winding machine according to claim 1, wherein the chopper driving mechanism comprises a chopper frame which is arranged in the support in a swinging mode, a cylinder support which is fixedly arranged in the support, and a chopper cylinder which is installed on the cylinder support and is used for driving the chopper frame to swing, the chopper is arranged on the chopper frame, and the position of the chopper cylinder on the cylinder support is adjusted through an adjusting assembly.

3. The wood grain film winding machine according to claim 2, wherein the support comprises oppositely arranged side plates and a cross beam for connecting the two side plates, the chopper frame comprises first bearing seats fixedly arranged on the two side plates respectively, a first fulcrum shaft for connecting the two first bearing seats, two first support arms sleeved on the first fulcrum shaft and at least two knife rests connected with the first support arms, the end part of a piston rod of the chopper cylinder is pivoted with the first support arms, the chopper is arranged on the knife rests, and the chopper is a sawtooth blade.

4. The wood grain film winder according to claim 3, wherein said carriage drive mechanism includes a swivel center assembly, a swing shaft, a lift drive cylinder; the rotary center component is fixedly arranged on the bracket; one end of the swing shaft is rotatably connected with the rotary center assembly, and the other end of the swing shaft is fixedly connected with the side plate; the end part of the piston of the lifting driving cylinder is connected with the side plate pivot.

5. The wood grain film winding machine according to claim 4, wherein the swing frame comprises a base and two opposite wall plates vertically arranged on the base, each wall plate is provided with a mounting through hole for mounting the rotation center assembly, the rotation center assembly comprises a bearing seat arranged in the mounting through hole and a bearing arranged on the bearing seat, and the swing shaft is rotatably connected with the bearing seat through the bearing.

6. The wood grain film winder according to claim 5, wherein the bearing seat is provided with a bearing part with an inner cavity and a fixing shoulder arranged on the bearing part, and the bearing seat is connected with the wallboard screw through the fixing shoulder; a positioning shoulder is arranged in the middle of the inner cavity of the bearing part; the bearing comprises a first bearing and a second bearing which are arranged at one end of the pendulum shaft, and the positioning shoulder is arranged between the first bearing and the second bearing; one end of the bearing part is fixedly provided with a bearing gland; the bearing gland is used for pressing the first bearing on the positioning shoulder; the swing shaft is provided with a clamp spring for a shaft, and the bearing part is provided with a clamp spring for a hole; the second bearing is positioned by the clamp spring for the shaft and the clamp spring for the hole.

7. The wood grain film winding machine according to claim 6, wherein a flange is arranged at the free end of the swing shaft, the flange is fixedly connected with the swing shaft in a key connection mode, and the side plate is connected with the flange through a bolt.

8. The wood grain film winder according to claim 2, wherein the cylinder mount comprises an L-shaped plate consisting of a horizontal mounting plate and a vertical mounting plate, two lugs fixedly arranged on the vertical mounting plate; each support lug is provided with a waist-shaped hole extending towards the vertical direction; the outside screw hole of a intercommunication journal stirrup is seted up respectively at the both ends in waist shape hole, adjusting part is including setting up the mount pad on the hacking knife cylinder, and the mount pad includes the external member main part and sets up the projection in external member main part both sides, and every projection stretches into in the waist shape hole that corresponds, twists a locking screw in every screw hole, and two locking screws are together with the projection extrusion locking that corresponds.

9. The wood grain film winding machine according to claim 3, wherein the film pressing mechanism comprises two third bearing seats fixedly arranged on the cross beam, a second fulcrum shaft connecting the two third bearing seats and two second support arms fixedly arranged on the second fulcrum shaft, a pressing roller arranged between the two second support arms, and a film pressing cylinder for driving the second fulcrum shaft to rotate; the film pressing cylinder is connected with the cross beam through a hinge seat; the piston rod end of the film pressing cylinder is connected with the second support shaft through a connecting plate, one end of the connecting plate is in pivot connection with the piston rod end of the film pressing cylinder, and the other end of the connecting plate is sleeved on the second support shaft.

10. The wood grain film winder of claim 2, wherein the chopper assembly further includes a fall arrest assembly that limits the range of oscillation of the carriage.

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