CN211569651U

CN211569651U - Backing plate conversion device and automatic prepreg cut-parts stacking system

Info

Publication number: CN211569651U
Application number: CN201922486460.0U
Authority: CN
Inventors: 黄成�; 朱昌能; 陈建锋
Original assignee: Jiangxi Shengyi Technology Co ltd
Current assignee: Jiangxi Shengyi Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-25
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a backing plate conversion device, which comprises a first driving mechanism, a second driving mechanism, two movable supports and two horizontal support rods, wherein the two movable supports are respectively and slidably mounted on two sides of a stacking lifting platform, the two horizontal support rods are respectively and slidably connected with the two movable supports, and the two horizontal support rods are used for bearing a backing plate; the first driving mechanism is used for driving the two moving supports to synchronously slide in a reciprocating manner so as to transfer the base plate on the horizontal supporting rod to the upper part of the stacking lifting table; the second driving mechanism is used for driving the two horizontal supporting rods to synchronously lift, so that the horizontal supporting rods can be separated from the base plate, the base plate can be replaced and output stacked sheet prepregs simultaneously through the base plate conversion device, online quick replacement of the base plate is realized, the base plate replacement time is greatly shortened, the number of the sheet prepregs entering the rejection bearing table is greatly reduced or stopped, and damage and waste are avoided. The utility model discloses still disclose an automatic cut-parts stacking system of prepreg with backing plate conversion equipment.

Description

Backing plate conversion device and automatic prepreg cut-parts stacking system

Technical Field

The utility model relates to a prepreg production technical field especially relates to a backing plate conversion equipment and the automatic cut-parts of prepreg system of piling up that can online quick replacement prepreg backing plate.

Background

The bonding sheet, also called prepreg (Pre-preg, PP), is a necessary semi-finished product for producing copper clad laminate and multilayer printed circuit board, it is mainly made up of reinforced material, such as glass fiber, non-woven fabric or wood pulp paper, etc., and is soaked and dried by cured mixed resin, the resin of the prepreg can be melted again and bonded and fully solidified at high temperature, so can utilize different types of prepreg to superpose, form the copper clad laminate or multilayer printed circuit laminated board which meets the requirements after adopting the high-temperature hot-pressing of the laminator.

In the conventional prepreg manufacturing apparatus 2' and the process thereof, as shown in fig. 1, a reinforcing material 3 is unwound by an unwinder 21, drawn to a glue tank 22 to impregnate a resin glue solution, baked and dried by an oven 23 to change the resin glue solution from the uncured glue solution into a prepreg with a certain curing degree, cooled by a cooling wheel 24, trimmed by a warp-wise trimmer 25, and finally wound by a winding device 26 to obtain a rolled prepreg.

If a sheet prepreg is to be obtained, it is cut by the automatic cut-sheet stacking system 1. As shown in fig. 2, the conventional automatic cut-parts stacking system 1 includes an automatic cut-parts machine 11, an eliminating carrier 12, a temporary storage conveyor 13, a suction stacking device 14, a temporary storage table 15 for a backing plate, a stacking elevator table 16, and a temporary storage table 17 for a backing plate and a prepreg. In the process of on-line cutting, an automatic cutting machine 11 cuts along the latitudinal direction of the bonding sheet, the cut sheet-shaped prepregs are conveyed to a temporary storage conveying platform 13 through a conveyer belt (the bad sheet-shaped prepregs enter a rejection bearing platform 12), then a suction stacking device 14 transfers the sheet-shaped prepregs on the temporary storage conveying platform 13 to a stacking lifting platform 16 with the backing plate 2 placed thereon in a suction or clamping mode, so as to cut and stack the prepreg repeatedly, in the process, along with the increase of the stacking number of the sheet-shaped prepregs, the stacking lifting platform 16 descends slowly, when the sheet-shaped prepregs are stacked to a set number, the backing plate 2 and the sheet-shaped prepregs on the stacking lifting platform 16 are conveyed to the backing plate and the temporary storage platform 17 through the conveyer belt for temporary storage, when the backing plate and the sheet-shaped prepregs on the backing plate are separated from the stacking lifting platform 16, the backing plate 2 reserved on the temporary storage platform 15 is placed into the stacking, and then the stacking lifting table 16 is lifted to a certain height to complete the pad plate switching for the next wheel sheet-shaped prepreg stacking, wherein the whole process needs 4-5 min.

In the process of the pad plate conversion, the sheet prepregs cannot be stacked, but due to the wire cutting, the automatic sheet cutter 11 still cuts, the cut sheet prepregs enter the rejection bearing table 12 at the moment, 20-30 sheets are obtained, the sheet prepregs rejected on the rejection bearing table 12 are lifted and conveyed to the stacking lifting table 16 manually, the sheet prepregs are easily folded in the lifting and conveying process, impurities are easily introduced into the sheet prepregs, and the sheet prepregs are damaged and wasted.

Therefore, there is a need for a device capable of rapidly converting tie plates to solve the above-mentioned problems in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a backing plate conversion equipment that can online quick replacement backing plate.

Another object of the utility model is to provide an automatic cut-parts stacking system of prepreg that can online quick replacement backing plate.

In order to achieve the above purpose, the technical scheme of the utility model is that: the base plate conversion device is used for replacing base plates on a stacking lifting table on line and comprises a first driving mechanism, a second driving mechanism, two movable supports and two horizontal supporting rods; the two moving supports are respectively installed on two sides of the stacking lifting table in a sliding mode and are arranged oppositely; the two horizontal support rods are arranged on the two movable brackets in parallel and can slide along the vertical direction, and the two horizontal support rods are used for bearing a base plate; the first driving mechanism is connected with the movable supports and used for driving the two movable supports to synchronously slide in a reciprocating manner so as to transfer the base plate on the horizontal support rod to the upper part of the stacking lifting table; the second driving mechanism is connected with the horizontal supporting rods and used for driving the two horizontal supporting rods to synchronously lift.

Preferably, the movable support comprises a base and two support columns, the base is slidably arranged, the two support columns are connected to two ends of the base, and two ends of each horizontal support column are respectively slidably connected to the two support columns.

Preferably, the base plate conversion device further comprises a first guide mechanism and a second guide mechanism, the first guide mechanism is arranged on two sides of the stacking lifting table, the base is connected with the lifting table in a sliding mode through the first guide mechanism, and the horizontal support rod is connected with the two supporting columns through the second guide mechanism in a sliding mode.

Preferably, the first guiding mechanism includes two sliding rails and a plurality of sliding blocks, the two sliding rails are installed on two opposite sides of the stacking lifting table in parallel, and the base is slidably connected to the sliding rails through the sliding blocks.

Preferably, the second guide mechanism includes a guide member disposed on the pillar and a sliding connection block slidably connected to the guide member, two ends of the horizontal support rod are respectively connected to the sliding connection block, and the second driving member is used for driving the two sliding connection blocks to move up and down along the guide member.

Preferably, the guide is a vertical guide groove.

Preferably, the backing plate conversion device further comprises support blocks connected to the horizontal support rods, the support blocks on the two horizontal support rods protrude in opposite directions and are located in the same plane, and the support blocks are used for supporting the backing plates.

Correspondingly, the utility model also provides an automatic cut-parts system of piling up of prepreg, its including the automatic cut-off machine that sets gradually, keep in and carry the platform, absorb the transfer device, pile up the elevating platform and locate in proper order pile up backing plate conversion equipment, the backing plate temporary storage platform of elevating platform one end, absorb the transfer device be used for with keep in and carry the bench warp the slice prepreg after the automatic cut-off machine cuts transfers to being located pile up on the backing plate on the elevating platform, the moving direction of movable support with the moving direction of absorbing the transfer device is mutually perpendicular, backing plate conversion equipment be used for with backing plate temporary storage bench backing plate transfer extremely pile up the top of elevating platform.

Compared with the prior art, because the utility model has two movable supports which are arranged at two sides of the stacking lifting platform in a sliding way and a first driving mechanism which is connected with the two movable supports, and has a horizontal support rod which is arranged at the two movable supports in a sliding way and a second driving mechanism which is connected with the horizontal support rod, the horizontal support rod is used for bearing the backing plate, the second driving mechanism is used for driving the horizontal support rod to slide up and down, in the descending process of the stacking lifting platform, the two movable supports can be driven by the first driving mechanism to slide synchronously so as to transfer the backing plate on the horizontal support rod to the upper part of the stacking lifting platform, after the backing plate on the stacking lifting platform and the stacked flaky prepreg are output, the stacking lifting platform rises again to bear the backing plate on the horizontal support rod, then the horizontal support rod is separated from the backing plate after descending, the replacement, the replacement of the base plate and the output of the stacked sheet prepregs are carried out simultaneously, so that the online quick replacement of the base plate is realized, the replacement time of the base plate is greatly shortened, the continuous stacking of the sheet prepregs is ensured, the quantity of the sheet prepregs entering the rejection bearing table is greatly reduced or stopped, and the damage and waste of the sheet prepregs are reduced. Correspondingly, have the utility model discloses the automatic cut-parts system of piling up of prepreg of backing plate conversion equipment also has the same effect.

Drawings

Fig. 1 is a schematic structural diagram of a conventional prepreg manufacturing apparatus.

Fig. 2 is a schematic structural diagram of an existing automatic cut segment stacking system.

Fig. 3 is a side view of the mat converting apparatus of the present invention.

Fig. 4 is a side view of another angle of the mat changing device of the present invention.

Fig. 5 is a schematic structural view of a movable bracket and a horizontal supporting rod in fig. 3.

Fig. 6 is a schematic view of the state of the tie plate transfer device in the process of transferring the tie plates.

Fig. 7 is a state diagram of fig. 6 from another angle.

Fig. 8 is a schematic diagram of the state that the cushion plate conversion device of the present invention moves to the two sides of the stacking platform.

Fig. 9 is a state diagram of fig. 8 from another angle.

Fig. 10 is a schematic view illustrating a state in which the horizontal support bar of fig. 8 is being lowered.

Fig. 11 is a schematic structural view of the system for automatically stacking cut pieces on prepreg according to the present invention.

Detailed Description

Embodiments of the present invention will now be described with reference to the drawings, wherein like element numerals represent like elements throughout. With reference to fig. 6 and fig. 11, the utility model provides a backing plate conversion device 100 is applicable to the automatic cut-parts stacking system 1 of prepreg for realize piling up the online change of backing plate 2 on the elevating platform 500, with the change time who shortens backing plate 2, guarantee piling up in succession of slice prepreg 3 in order to reduce the waste of slice prepreg 3.

Referring to fig. 2 to 9, the tie plate transferring device 100 of the present invention includes a first driving mechanism 110, a second driving mechanism 120, two movable brackets 130 and two horizontal support rods 140. The two movable supports 130 are oppositely installed at two sides of the stacking lifting table 500, the two movable supports 130 are both arranged in a sliding manner, the first driving mechanism 110 is connected with the two movable supports 130 and is used for driving the two movable supports 130 to synchronously slide back and forth in a direction close to or far away from the stacking lifting table 500, and the sliding directions of the two movable supports 130 and the output direction of the stacking lifting table 500 are on the same straight line, wherein the output direction is used for outputting the cushion plate 2 and the sheet prepregs 3 stacked thereon. The two horizontal support rods 140 are respectively slidably mounted on the two movable brackets 130, the two horizontal support rods 140 are arranged in parallel, the support surfaces of the two horizontal support rods 140 are in the same plane and are used for supporting the backing plate 2, the second driving mechanism 120 is respectively connected with the two horizontal support rods 140 and is used for driving the two horizontal support rods 140 to synchronously slide in a reciprocating manner in the vertical direction along the movable brackets 130, and when the two horizontal support rods 140 rise to the maximum height, the height of the two horizontal support rods corresponds to the maximum height of the stacking lifting platform 500, so that the stacking lifting platform 500 can support the backing plate 2 on the horizontal support rods 140, and when the two horizontal support rods 140 fall, the two horizontal support rods 140 can be separated from. Therefore, when the stack lifting platform 500 outputs the pad 2 and the stacked sheet prepregs 3 thereon, a new pad 2 may be transferred to the upper side of the stack lifting platform 500 by sliding the two moving brackets 130 to continuously receive the sheet prepregs 3, and after the stack lifting platform 500 re-supports the pad 2, the horizontal support bar 140 is driven to descend by the second driving mechanism 120 to be separated from the pad 2, thereby realizing the online rapid replacement of the pad 2.

As shown in fig. 2 to 5, each movable bracket 130 includes a base 131 slidably disposed and two supports 132 connected to two ends of the base 131, and two ends of each horizontal support bar 140 are slidably connected to the two supports 132, respectively, that is, the extending direction of the horizontal support bar 140 is the same as the extending direction of the base 131, and when the horizontal support bar 140 is raised to the highest position, the height thereof corresponds to the maximum height of the stacking platform 500, and when the horizontal support bar 140 is lowered to the lowest position, the tie plates 2 can be conveniently carried onto the horizontal support bar 140 manually or the tie plates 2 can be conveyed onto the horizontal support bar 140 by the tie plate conveying mechanism.

Of course, not limited to the horizontal support rods 140 for supporting the backing plate 2, as shown in fig. 4-5, in another embodiment of the present invention, two ends of each horizontal support rod 140 are respectively provided with a support block 141, and the support blocks 141 are located on the same plane and parallel to the base 131; the supporting blocks 141 of the two horizontal supporting rods 140 are oppositely disposed and protrude toward each other, and the four supporting blocks 141 are located in the same plane, and the four corners of the backing plate 2 are supported by the four supporting blocks 141 to support the backing plate 2. In addition, an elastic pad may be further provided on the supporting block 141 to protect the pad plate 2. In this embodiment, when the horizontal support bar 140 is raised to the highest position, the plane of the support block 141 corresponds to the maximum height of the stacking elevating platform 500, so that the stacking elevating platform 500 can support the backing plate 2 on the support block 141.

With continued reference to fig. 2-5, the dunnage conversion apparatus 100 of the present invention further includes a first guide mechanism 150 and a second guide mechanism 160. The first guiding mechanism 150 includes two sliding rails 151 and a plurality of sliding blocks 152, the two sliding rails 151 are installed on two opposite sides of the stacked lifting platform 500 in parallel, the extending direction of the two sliding rails 151 is consistent with the output direction of the stacked lifting platform 500, the sliding rails 151 extend a certain distance to one end far away from the output direction of the stacked lifting platform 500, the bases 131 of the two movable brackets 130 are respectively connected to the two sliding rails 151 in a sliding manner through the sliding blocks 152, and the first driving mechanism 110 drives the bases 131 of the two movable brackets 130 to slide along the sliding rails 151 in a synchronous manner. The second guiding mechanism 160 includes a vertical guide slot 161 disposed on the pillar 132 and a sliding connection block 162 slidably connected in the vertical guide slot 161, two ends of the horizontal support bar 140 are respectively connected to the sliding connection block 162, and the second driving member drives the two sliding connection blocks 162 to slide up and down along the vertical guide slot 161 to realize the lifting of the horizontal support bar 140. Of course, the vertical guide slot 161 is not limited to be opened on the pillar 132 for guiding, and other guiding structures may be provided, for example, the sliding rail 151 and the like are provided to cooperate with the sliding connection block 162, so as to achieve the guiding function.

The utility model discloses in, can slide through the base 131 of two movable support 130 of a first actuating mechanism 110 simultaneous drive, also can set up two first actuating mechanism 110 respectively, drive the base 131 synchronous slip of two movable support 130 through two first actuating mechanism 110. In one embodiment, the first driving mechanism 110 includes a motor, a belt, a lead screw and a lead screw nut engaged with the lead screw, wherein the lead screw is disposed in the same direction as the slide rail 151, the lead screw nut is connected to the slider 152, and the motor is connected to the two lead screws through the belt, so that the motor can drive the two lead screws to rotate synchronously, and the lead screw nut moves along the lead screw, thereby driving the slider 152 to slide along the slide rail 151 to realize the synchronous movement of the two movable brackets 130. Alternatively, the first driving mechanism 110 may be a linear motor, and the linear motor drives the bases 131 of the two movable brackets 130 to slide along the sliding rails 151 at the same time, so that the structure of the pad plate converting apparatus 100 is simplified. It is understood that the first driving mechanism 110 is not limited to the above-described manner, and other driving structures may be employed.

The utility model discloses in, can drive two horizontal support bar 140 through one or two second actuating mechanism 120 and reciprocate in step, in a preferred embodiment mode, second actuating mechanism 120 is the cylinder, and sets up two cylinders respectively, and two sliding connection piece 162 synchronous slip at every cylinder drive horizontal support bar 140 both ends are in order to drive this horizontal support bar 140 and go up and down, make actuating mechanism simple easy control. Of course, the second driving mechanism 120 is not limited to the cylinder, and a linear motor or other driving member may be used to drive the sliding connection block 162 to move up and down.

Referring to fig. 11, the present invention further provides an automatic prepreg sheet stacking system 1, which comprises a backing plate converting device 100, an automatic sheet cutting machine 200, a temporary storage conveying platform 300, a suction and transfer device 400, and a stacking lifting platform 500, wherein the temporary storage conveying platform 300 is also provided with an rejecting bearing platform 600 below. Among them, the structure of the pad converting apparatus 100 is as described above, and the description will not be repeated. The automatic slicer 200 is used for cutting the semi-cured sheets to obtain the sheet prepregs 3, the sheet prepregs 3 are conveyed to the temporary storage conveying platform 300 for temporary storage, the suction and transfer device 400 reciprocates between the temporary storage conveying platform 300 and the stacking lifting platform 500 to transfer the sheet prepregs 3 on the temporary storage conveying platform 300 to the stacking lifting platform 500 for stacking, and the rejecting bearing platform 600 is used for receiving the defective sheet prepregs 3.

With reference to fig. 11, the system 1 for automatically stacking prepreg sheets further includes a temporary storage platform 700 for a pad and a temporary storage platform 800 for a prepreg sheet respectively disposed at two ends of the stacking platform 500, and the pad transferring device 100 is disposed between the temporary storage platform 700 for a pad and the stacking platform 500, the pad transferring device 100 reciprocates between the temporary storage platform 700 for a pad and the stacking platform 500 to transfer the pad 2 on the temporary storage platform 700 to the stacking platform 500, the moving direction of the pad transferring device 100 is perpendicular to the moving direction of the suction and transfer device 400, and during the moving process of the moving support 130 of the pad transferring device 100, the pad 2 supported thereon is located below the suction and transfer device 400, so that during the pad 2 replacement process, the suction and transfer device 400 is not affected to transfer the sheet prepreg sheet 3 to the stacking platform 500 for stacking.

The working principle and process of the prepreg automatic cut-part stacking system 1 and the backing plate transfer device 100 thereof according to the present invention will be described with reference to fig. 1 to 11.

Before the cutting is started, the pad plates 2 are placed on the stacking lift table 500, and the stacking lift table 500 is raised to a predetermined maximum height so as to receive the sheet-shaped prepregs 3.

As shown in fig. 11, after the cutting is started, the automatic cutting machine 200 cuts the prepregs along the latitudinal direction thereof to obtain the sheet prepregs 3, the sheet prepregs 3 are conveyed to the temporary storage conveying table 300 by the conveying belt for temporary storage, and in the process, the defective sheet prepregs 3 enter the removing bearing table 600 for storage; the suction transfer device 400 reciprocates between the temporary storage conveyor table 300 and the stacking lifting table 500 to transfer the sheet prepregs 3 on the temporary storage conveyor table 300 one by one to the upper side of the stacking lifting table 500 and stack the sheet prepregs on the pad plate 2, in the process, the stacking lifting table 500 slowly descends along with the increase of the stacking number of the sheet prepregs 3, and after the sheet prepregs 3 are stacked to a set number, the stacking lifting table 500 continuously descends to the lowest position of the stacking lifting table, so that the pad plate 2 and the stacked sheet prepregs 3 thereon can be output through the conveyer belt, and then the pad plate 2 and the sheet prepregs 3 thereon are integrally conveyed to the temporary storage table 800.

Referring to fig. 3 to 10, in the process of stacking the sheet prepregs 3 by the suction and transfer device 400, the movable frame 130 of the dunnage conversion device 100 slides to the dunnage temporary storage table 700 to receive the dunnage 2, as shown in fig. 3, the dunnage 2 can be automatically conveyed to the supporting blocks 141 at both ends of the horizontal supporting bar 140 by the conveying mechanism, or can be manually conveyed and placed on the supporting blocks 141. Then, the first driving mechanism 110 drives the two movable supports 130 to slide along the slide rails 151 towards the stacking stage 500 synchronously, i.e. along the direction indicated by the arrow F1 in fig. 6, and drives the two movable supports 130 to slide towards both sides of the stacking stage 500 (see fig. 6) during the process of lowering the stacking stage 500, when the stacking stage 500 is lowered to its lowest position and the tie plates 2 and stacked sheet prepregs 3 on the stacking stage 500 are separated from each other, the two movable supports 130 slide to both opposite sides of the stacking stage 500, respectively, and the tie plates 2 supported by the movable supports 130 are located right above the stacking stage 500, so that the sheet prepregs 3 transferred by the suction and transfer device 400 can be directly stacked on the tie plates 2 supported by the movable supports 130. Then, the stacking elevating platform 500 is raised to the maximum height to support the pad 2 on the movable support 130 again, as shown in fig. 8-9, the replacement of the pad 2 on the stacking elevating platform 500 is completed, the replacement time of the pad 2 is controlled to be about 40s, the online rapid replacement of the pad 2 is realized, the number of the sheet prepregs 3 entering the removing bearing platform 600 is greatly reduced or even eliminated, and the damage and waste of the sheet prepregs 3 are reduced.

After the stacking elevating platform 500 holds the tie plates 2 again for the stacking process, the second driving mechanism 120 of the tie plate converting apparatus 100 slides down (in the direction of arrow F3 in fig. 10) the horizontal support bar 140 to separate the support blocks 141 from the tie plates 2, as shown in fig. 10; after the horizontal support bar 140 is lowered to its lowest position, the first driving mechanism 110 drives the two movable brackets 130 to slide along the slide rails 151 toward the dunnage temporary storage table 700, i.e., in the direction indicated by the arrow F2 in fig. 8 and 10, so as to receive the dunnage 2 on the dunnage temporary storage table 700 again for the next replacement.

In summary, since the pad converting apparatus 100 of the present invention comprises two movable frames 130 slidably mounted on two sides of the stacking platform 500 and the first driving mechanism 110 connected to the two movable frames 130, and further comprises the horizontal support bar 140 slidably mounted on the two movable frames 130 and the second driving mechanism 120 connected thereto, wherein the horizontal support bar 140 is used for carrying the pad 2, and the second driving mechanism 120 is used for driving the horizontal support bar 140 to slide up and down, during the descending process of the stacking platform 500, the two movable frames 130 can be driven by the first driving mechanism 110 to slide synchronously, so as to transfer the pad 2 on the horizontal support bar 140 to the upper side of the stacking platform 500, and after the pad 2 on the stacking platform 500 and the stacked sheet-shaped prepreg 3 are output, the stacking platform 500 ascends again to carry the pad 2 on the horizontal support bar 140, and then the horizontal support bar 140 descends to separate from the pad 2, accomplish the change of backing plate 2, promptly, change backing plate 2 and export the flaky prepreg 3 that piles up and go on simultaneously, realize the online quick replacement of backing plate 2, shorten backing plate 2's change time greatly, guarantee flaky prepreg 3's continuous piling up, and then the greatly reduced or stop flaky prepreg 3 and get into the quantity of rejecting plummer 600, reduce flaky prepreg 3's damage and waste from this.

Correspondingly, have the utility model discloses the automatic cut-parts of prepreg system 1 of piling up of backing plate conversion equipment 100 also has the same effect.

The other devices of the system 1 for automatically stacking prepreg sheets according to the present invention are conventional devices known to those skilled in the art, and will not be described in detail herein.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims

1. A backing plate conversion device for online replacement of a backing plate stacked on a lifting table, comprising:

the two moving brackets are respectively installed on two sides of the stacking lifting table in a sliding mode and are arranged oppositely;

the two horizontal supporting rods are arranged on the two movable brackets in parallel and can slide along the vertical direction, and the two horizontal supporting rods are used for bearing a base plate;

the first driving mechanism is connected with the movable supports and is used for driving the two movable supports to synchronously slide in a reciprocating manner so as to transfer the base plate on the horizontal support rod to the upper part of the stacking lifting table;

and the horizontal support rods of the second driving mechanism are connected and used for driving the two horizontal support rods to synchronously lift.

2. The dunnage conversion device of claim 1, wherein the movable support comprises a base slidably disposed and two support posts connected to two ends of the base, and wherein two ends of each horizontal support post are slidably connected to the two support posts, respectively.

3. The pallet converting apparatus according to claim 2, further comprising a first guide mechanism and a second guide mechanism, wherein said first guide mechanism is disposed on both sides of said stacking platform, said base is slidably connected through said first guide mechanism, and said horizontal support bar is slidably connected to both of said columns through said second guide mechanism.

4. The dunnage conversion apparatus of claim 3, wherein the first guiding mechanism comprises two sliding rails and a plurality of sliding blocks, the two sliding rails are installed on two opposite sides of the stacking platform in parallel, and the base is slidably connected to the sliding rails through the sliding blocks, respectively.

5. The pallet changing apparatus according to claim 3, wherein said second guide means comprises a guide member provided on said support and a sliding joint block slidably connected to said guide member, both ends of said horizontal support bar are respectively connected to said sliding joint block, and said second driving member is adapted to drive both said sliding joint blocks to move up and down along said guide member.

6. The dunnage conversion apparatus of claim 5, wherein the guides are vertical guide channels.

7. The pallet converting apparatus according to claim 1, further comprising support blocks connected to the horizontal support bars, the support blocks on the two horizontal support bars projecting toward each other and being located in the same plane, the support blocks being adapted to support the pallets.

8. The utility model provides an automatic cut-parts of prepreg piles up system, carries the platform, absorbs the transfer device, piles up the elevating platform and locate including the automatic slicer that sets gradually, the backing plate that piles up elevating platform one end temporarily stores the platform, absorb the transfer device be used for with temporarily store and carry the bench warp the slice prepreg after the automatic slicer cuts transfers to being located pile up on the backing plate on the elevating platform, its characterized in that still includes:

the pallet converting apparatus according to any one of claims 1 to 7, wherein the pallet converting apparatus is provided between the pallet staging table and the stacking elevating table, and the moving direction of the moving rack is perpendicular to the moving direction of the suction and transfer apparatus, and the pallet converting apparatus is configured to transfer the pallet on the pallet staging table to above the stacking elevating table.