CN218836733U - Multi-specification plate production line - Google Patents

Abstract

The utility model discloses a multi-specification plate production line, which comprises a first uncoiling device, a sanding device, a roller painting and drying device, a roller device, a second plate shearing device, a punching device and a punching and discharging device; a rail separating mechanism is arranged between the second plate shearing device and the punching device and comprises a first roller way, an adjustable roller way, a second roller way and a rail separating discharging device. The multi-specification plate production line can produce punched plates, and the wave plates before passing through the punching device can be transmitted to the rail-separating discharging device during production by arranging the rail-separating mechanism, so that the multi-specification plate production line can also produce the wave plates; when the wavy plate or the punched plate is produced, the sanding device, the painting and drying device and other devices do not need to be stopped, the starting rate of equipment is improved, and the waste of production efficiency is reduced.

Description

Multi-specification plate production line

Technical Field

The utility model relates to a metal processing field, in particular to many specifications plate production line.

Background

In the manufacturing process of the container, various specifications of plate members, such as side plates, door plates, end plates, top plates, bottom plates and the like, need to be manufactured. Wherein, most of the plates need to be subjected to sanding and painting drying procedures, and after sanding and painting drying procedures, some plates need to be directly cut to be made into flat plates, such as top plates; some plates need to be formed into a wave-shaped groove and then cut into wave-shaped plate parts, such as side plates; some panels require holes to be punched in specific locations of the corrugated panel to form a punched panel, such as a door panel. The existing production method is to configure a production line for each plate, however, because the quantity requirement of each plate is inconsistent, the shutdown of part of the production line is easy to occur, the starting rate of equipment is low, and the waste of production efficiency is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a many specifications plate production line.

The multi-specification plate production line comprises a first uncoiling device, a sanding device, a roller coating drying device, a roller device, a second plate shearing device, a punching device and a punching discharging device which are arranged from left to right in sequence; a rail splitting mechanism is arranged between the second plate shearing device and the punching device and comprises a first roller way, an adjustable roller way, a second roller way and a rail splitting discharging device, the first roller way is connected with the second plate shearing device, and the second roller way is connected with the punching device; the adjustable roller way is provided with a first state and a second state, the adjustable roller way is connected between the first roller way and the second roller way in the first state, and the adjustable roller way is connected between the first roller way and the split rail discharging device in the second state.

According to the utility model discloses many specifications plate production line has following technological effect at least: by arranging the first uncoiling device, the sanding device, the roller coating drying device, the roller device, the second plate shearing device, the punching device and the punching discharging device, the multi-specification plate production line can produce punched plates, and by arranging the track dividing mechanism, the adjustable roller way can be adjusted to a second state during production, so that the wavy plates passing through the punching device are transmitted to the track dividing discharging device, and the multi-specification plate production line can also produce wavy plates; when the wavy plate or the punched plate is produced, the sanding device, the painting and drying device and other devices do not need to be stopped, the starting rate of equipment is improved, and the waste of production efficiency is reduced.

According to the utility model discloses a some embodiments, first roll table transversely sets up, the left end of adjustable roll table with the right-hand member of first roll table is articulated, the hinge of articulated department extends the setting around, the second roll table with divide rail discharging device all to locate the right side of adjustable roll table, divide rail discharging device to locate the below of second roll table. The adjustable roller way is simple in structure, the adjustable roller way can be switched between the first state and the second state through up-and-down swinging, and the operation and the control are convenient.

According to some embodiments of the utility model, divide rail discharging device including the bearing platform, the bottom of bearing platform is equipped with translation mechanism, the left end of bearing platform is located the below of the right-hand member of adjustable roll table, the right-hand member upside of bearing platform is equipped with the bearing and leans on the shelves. The bearing and leaning stop can prevent the plate from moving rightwards to protrude out of the bearing table under the action of inertia.

According to some embodiments of the utility model, the bearing lean on the shelves with the bearing table horizontal sliding connection. Thus, the bearing and abutting stop can beat the plate conveyed to the bearing table.

According to some embodiments of the present invention, the number of the rail splitting mechanisms is two, the two rail splitting mechanisms are respectively called a first rail splitting mechanism and a second rail splitting mechanism, and the second rail splitting mechanism is disposed between the second plate shearing device and the punching device; and a first plate shearing device and a first rail splitting mechanism are sequentially arranged between the roller coating drying device and the roller device. Therefore, the multi-specification plate production line can also produce flat plates.

According to some embodiments of the utility model, first uncoiling device with be equipped with makeup welding set between the sanding device. The jointed board welding device can be used for connecting the front and the rear of two rolls of strip steel end to end, and when the front sheet coil is used up, the tail end of the front sheet coil can be welded with the front end of the rear sheet coil, so that the production can be continuously carried out.

According to some embodiments of the present invention, a second unwinding device is disposed beside the first unwinding device, a rail combining device is disposed between the first unwinding device and the jointed board welding device, the rail combining device includes a third roller way, a fourth roller way, a fifth roller way and a rail combining mechanism, the rail combining mechanism includes two positioning rollers, the two positioning rollers are spaced from each other up and down, and a space between the two positioning rollers is referred to as a rail combining space; one end of the third roller way is connected with the first uncoiling device, the other end of the third roller way faces the left side of the rail combining space, one end of the fourth roller way is connected with the second uncoiling device, the other end of the fourth roller way faces the left side of the rail combining space, and the fifth roller way is connected with the right side of the rail combining space and between the jointed board welding devices. Through addding second unwinding unit and closing rail mechanism, first unwinding unit and second unwinding unit can alternate operation, when one of them unwinding unit's panel coil stock will finish using, can install a new panel coil stock in another unwinding unit in advance to make a new panel coil stock can continue rapidly, reduce the waste of efficiency.

According to some embodiments of the utility model, the second uncoiling device with be equipped with third plate shearing device and transition roll table between the fourth roll table in order, the transition roll table transversely extends, the bottom of transition roll table is equipped with the elevating platform. Through setting up third plate shearing device and transition roller section, carry out panel supply at first uncoiling device, when second uncoiling device is idle, can adorn the panel coil stock that is used for producing the bottom plate at second uncoiling device and open a book, then the plate shearing device of third cuts out, and the plate after cutting out arranges the transition roller section in, and the transition roller section descends gradually, makes the plate after cutting out can fold on the transition roller section, then sees off through fork truck or other handling tools, like this the utility model discloses can also produce the bottom plate.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a multi-specification plate production line according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the first derailing mechanism of FIG. 1;

fig. 3 is a flow chart of a method for producing a multi-specification panel according to an embodiment of the present invention.

In the drawings:

001-a second unwinding device; 002-a third plate shearing device; 003-transition roller bed; 004-transverse section; 005-first unwinding device; 006-inclined section; 007-a third roller way; 008-rail combining mechanism; 009-fifth roller table; 010-jointed board welding device; 012-sanding device; 013-roller coating drying device; 014-looping; 015-a first plate shearing device; 016-first split rail mechanism; 017-roller device; 018-a second plate shearing device; 019-a second split rail mechanism; 020-punching device; 021-punching and discharging device; 161-a first roller table; 162-adjustable roller way; 163-second roller table; 164-a first drive means; 165-a receiving station; 166-receiving abutment.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, the directions or positional relationships indicated as up, down, front, rear, left, right, etc. are based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. The meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and the meaning of more than, less than, exceeding, etc. is understood as excluding the number, and the meaning of more than, less than, etc. is understood as including the number. If there is a description of the first and second for the purpose of distinguishing technical features, this is not to be understood as indicating relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, words such as setting, installing and connecting should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above words in combination with the specific contents of the technical solution.

A multi-specification plate production line and a production method according to an embodiment of the present invention will be described with reference to fig. 1 to 3.

The utility model discloses many specifications plate production line of first aspect embodiment, including seven thread devices, seven thread devices are respectively for the first unwinding unit 005, sanding device 012, roller coat drying device 013, roller device 017, second board shearing device 018, punching device 020, the discharging device 021 that punches a hole that set up from a left side to the right side in order; an orbit splitting mechanism is arranged between the punching device 020 and the second plate shearing device 018, the orbit splitting mechanism comprises an orbit splitting discharging device, a second roller way 163, a first roller way 161 and an adjustable roller way 162, the second plate shearing device 018 is connected with the first roller way 161, and the punching device 020 is connected with the second roller way 163; the adjustable roller way 162 has a second state in which the adjustable roller way 162 is connected between the split rail discharging device and the first roller way 161, and a first state in which the adjustable roller way 162 is connected between the second roller way 163 and the first roller way 161.

For example, as shown in fig. 1, the punching outlet device 021, the punching device 020, the rail separating mechanism, the second plate shearing device 018, the roller device 017, the roller coating drying device 013, the sanding device 012 and the first uncoiling device 005 can all be arranged on the ground in a factory workshop; the first uncoiling device 005, the sanding device 012, the roller coating drying device 013, the roller device 017, the second plate shearing device 018, the rail separating mechanism, the punching device 020 and the punching discharging device 021 are sequentially arranged from left to right; the sanding device 012 can be a conventional sanding machine, the first unwinding device 005 can be a conventional unwinding machine, the roll coating drying device 013 can be formed by combining a conventional roll coating machine and a drying room, the roller device 017 can be a conventional roller machine, the second plate shearing device 018 can be a conventional plate shearing machine, the punching device 020 can be a conventional punching machine, and the aforementioned sanding machine, roll coating machine, drying room, roller machine, plate shearing machine, and punching machine are common apparatuses in the field, and the structure thereof is not described herein again.

A conveying channel is arranged between two adjacent main line devices, the conveying channel is a conveying space for plates between the adjacent main line devices to pass through, the conveying channel can be a suspended space and can convey long strip-shaped plates, a roller way and a roller way can be arranged at the bottom of the conveying channel and can play a role in bearing, and therefore the conveying channel can convey the long strip-shaped plates and can also convey plate pieces cut into plate pieces; a pinch device can be arranged on any conveying channel to provide power for conveying the plate, the pinch device comprises two pinch rollers which are arranged at intervals up and down, at least one of the pinch rollers is a driving roller and is driven by a motor, and the plate is clamped between the two pinch rollers to be conveyed so as to obtain the power; a leveler can be arranged on any conveying channel to level the sheet in a cold state, so that the bent and deformed steel plate can obtain a uniform and flat surface; all can set up on arbitrary transfer passage and found guider to prevent that panel from upwards squinting in front and back, found guider and include the guide roll of four vertical settings, four guide rolls are the rectangle array setting, and panel passes through between four guide rolls.

A conveying channel between the punching device 020 and the second plate shearing device 018 is called a second channel, the second channel transversely extends, a second roller way 163, an adjustable roller way 162 and a first roller way 161 are arranged at the bottom of the second channel, the first roller way 161 transversely extends, and the left end of the first roller way 161 is connected to the second plate shearing device 018;

the second roller way 163 transversely extends, the right end of the second roller way 163 is connected to the punching device 020, the second roller way 163 is arranged in the extending direction of the first roller way 161, the second roller way 163 and the first roller way 161 are arranged at intervals, the adjustable roller way 162 is arranged between the second roller way 163 and the first roller way 161, when the adjustable roller way 162 is in the first state, the adjustable roller way 162 is transversely arranged, when the adjustable roller way 162 is in the second state, the adjustable roller way 162 is downwards inclined from left to right, and the track-dividing discharging device is arranged below the second roller way 163; of course, the track-dividing discharging device may be disposed in front of, behind, above, or at other positions of the second roller track 163, and the adjustable roller track 162 may correspondingly extend from the first roller track 161 to the right front, right rear, and right upper side in the second state.

By arranging seven main line devices, the multi-specification plate production line can produce punched plates, and by arranging the track dividing mechanism, the adjustable roller way 162 can be adjusted to a second state during production, so that the wave plates before passing through the punching device 020 are transmitted to the track dividing discharging device, and the multi-specification plate production line can also produce the wave plates; when the wavy plate or the punched plate is produced, the sanding device 012, the painting and drying device and other devices do not need to be stopped, the starting rate of the equipment is improved, and the waste of the production efficiency is reduced. The double-side shearing device can be arranged between the rail separating mechanism and the second plate shearing device 018 and can be used for shearing the front side edge and the rear side edge of the wavy plate so as to meet the requirements of the front and rear sizes of the plate, the double-side shearing device can be formed by combining two conventional plate shearing machines, and the two plate shearing machines of the double-side shearing device are arranged at a front and rear interval and are opposite to each other.

The utility model discloses an in some embodiments, first roll table 161 transversely sets up, and the right-hand member of first roll table 161 is articulated with the left end of adjustable roll table 162, extends the setting around the hinge of articulated department, divides rail discharging device and second roll table 163 all to set up in the right side of adjustable roll table 162, divides rail discharging device to set up in the below of second roll table 163. Referring to fig. 2, a first driving device 164 for driving the adjustable roller way 162 is disposed at the bottom of the adjustable roller way 162, the first driving device 164 includes a first base and a first cylinder, the first base is fixedly mounted on the ground, a cylinder body of the first cylinder is hinged to the first base, and a piston rod of the first cylinder is hinged to the adjustable roller way 162; simple structure like this, adjustable roll table 162 luffing motion can switch between first state and second state, is convenient for control.

The utility model discloses an in some embodiments, divide rail discharging device is including the bearing platform 165, and the right-hand member upside of bearing platform 165 is provided with the bearing and leans on shelves 166, and the left end of bearing platform 165 sets up in the below of the right-hand member of adjustable roll table 162, and the bottom of bearing platform 165 is provided with translation mechanism. The translation mechanism comprises a conveying track extending forwards and backwards and a track wheel arranged at the bottom of the receiving table 165, the conveying track is fixedly arranged on the ground, and the track wheel is arranged on the conveying track, so that the receiving table 165 can move forwards and backwards to send out the wave plate; of course, the translation mechanism may also extend in the left, right, or other directions, as long as it is able to move out of the receiving platform 165. When the adjustable roller way 162 is in the second state, the right end of the adjustable roller way 162 and the receiving abutment 166 are arranged at left and right intervals, a receiving space is arranged between the right end of the adjustable roller way 162 and the receiving abutment 166, and plates can move into the receiving space when being sent out from the adjustable roller way 162; the bearing stop 166 prevents the plate from moving to the right under the action of inertia to protrude out of the bearing table 165.

In some embodiments of the present invention, the receiving platform 165 is slidably connected to the receiving rail 166. The bearing abutting rail 166 and the bearing table 165 can be in sliding connection through a guide rail sliding block mechanism, a sliding rod linear bearing mechanism or other suitable mechanisms, and the bearing table 165 is provided with a second air cylinder for driving the bearing abutting rail 166; thus, the receiving rail 166 can beat the plate conveyed to the receiving platform 165; the structure of the punching and discharging device 021 can be consistent with that of the rail-separating and discharging device.

In some embodiments of the present invention, the number of the track-dividing mechanisms is two, the two track-dividing mechanisms are respectively called as a second track-dividing mechanism 019 and a first track-dividing mechanism 016, and a first plate shearing device 015 and a first track-dividing mechanism 016 are sequentially arranged between the roller coating drying device 013 and the roller device 017; the second track splitting mechanism 019 is disposed between the punching device 020 and the second plate shearing device 018. The first plate shearing device 015 is a conventional plate shearing machine through which the plate can pass directly when not activated; therefore, the multi-specification plate production line can also produce flat plates. A loop 014 device can be further arranged between the first plate shearing device 015 and the roll coating drying device 013, wherein the loop 014 device enables a buffer area to be arranged between the first plate shearing device 015 and the roll coating drying device 013, and the speed of the steel strip entering the first plate shearing device 015 can be adjusted.

In some embodiments of the present invention, a jointed board welding device 010 is disposed between the sanding device 012 and the first uncoiling device 005. The jointed board welding device 010 can be a conventional jointed board welding machine, and detailed description of the structure is omitted; by arranging the jointed board welding device 010, the jointed board welding device 010 can be used for connecting the front and the rear two rolls of strip steel end to end, and when the front sheet coil is used up, the tail end of the front sheet coil can be welded with the front end of the rear sheet coil, so that the production can be continuously carried out; the outlet of the first uncoiling device 005 can be provided with a head shearing machine to flatten the front end of the next coiled sheet material, and the inlet of the jointed plate welding device 010 can be provided with a tail shearing machine to flatten the rear end of the previous coiled sheet material, so that subsequent welding is facilitated.

In some embodiments of the present invention, a rail combining device is disposed between the jointed board welding device 010 and the first uncoiling device 005, the second uncoiling device 001 is disposed beside the first uncoiling device 005, the rail combining device includes a rail combining mechanism 008, a fifth roller way 009, a fourth roller way and a third roller way 007, the rail combining mechanism is provided with two positioning rollers, a space between the two positioning rollers is referred to as a rail combining space, and the two positioning rollers are disposed at an upper and lower interval; one end of the third roller way 007 is connected with the first uncoiling device 005, the other end faces the left side of the rail combining space, one end of the fourth roller way is connected with the second uncoiling device 001, the other end faces the left side of the rail combining space, and the fifth roller way 009 is connected between the right side of the rail combining space and the jointed board welding device 010. It should be noted that if only one uncoiling device is arranged, when the previous plate coil is used up, a new plate coil needs to be installed on the uncoiling device, and then uncoiling of the next plate coil can be performed, and the production line stops running in the period of time, so that waste of efficiency is caused; in this embodiment, by additionally providing the second unwinding device 001 and the rail combining mechanism 008, the first unwinding device 005 and the second unwinding device 001 can alternately operate, and when the plate coil of one of the unwinding devices is about to be used, a new plate coil can be installed in the other unwinding device in advance, so that the new plate coil can be quickly continued, and the waste of efficiency is reduced; wherein, third roll table 007 and fifth roll table 009 all transversely set up and set up in the coplanar, and the fourth roll table is provided with slope section 006, and slope section 006 sets up in the top of third roll table 007, and slope section 006 inclines downwards from a left side to the right side for panel of slope section 006 department and the panel of third roll table 007 department can both be carried right to the space of closing the rail.

The utility model discloses an in some embodiments, be provided with third plate shearing device 002 and transition roll table 003 between second uncoiling device 001 and the fourth roll table in order, transition roll table 003 transversely extends, and the bottom of transition roll table 003 is provided with the elevating platform. The fourth roller way is provided with a transverse section 004, the right end of the transverse section 004 is connected with the left end of the inclined section 006, the transverse section 004 can stride over the first uncoiling device 005, and the transition roller way 003 is arranged on the left side of the transverse section 004;

the third plate shearing device 002 is arranged on the left side of the transition roller table 003, and the second uncoiling device 001 is arranged on the left side of the third plate shearing device 002; the second uncoiling device 001 may be a conventional uncoiler, and the third plate shearing device 002 may be a conventional plate shearing machine, which is not described herein in detail;

it should be noted that in the manufacturing process of the container, a bottom plate is also required to be manufactured, the bottom plate is a flat plate, has a large thickness and can be directly cut without sanding, painting and drying; in this embodiment, by providing the first transition roller section and the third plate shearing device 002, when the first uncoiling device 005 supplies a plate material and the second uncoiling device 001 is idle, a plate coil material for producing a bottom plate can be loaded on the second uncoiling device 001 and uncoiled, then the third plate shearing device 002 shears, the plate after being sheared is placed in the transition roller section, the transition roller section gradually descends, so that the plate after being sheared can be stacked on the transition roller section and then sent out by a forklift or other carrying tools, thus the utility model discloses a bottom plate can also be produced; the plate material supplied by the first uncoiling device 005 needs to pass through the sanding device 012, the roller coating drying device 013 and other devices, the consumption speed is slow, the bottom plate only needs to be cut, the consumption speed of the plate material is fast, and therefore the production of the bottom plate can be completed within the interval time of the two uncoiling devices, and the production of other plate members cannot be affected.

The utility model discloses many specifications plate production method of second aspect embodiment uses many specifications plate production line production plate, refers to figure 3, and production method includes following step:

step a, uncoiling;

b, sanding, namely conveying the plate obtained in the step a to a sanding device 012 for sanding;

c, roller coating and drying, namely, conveying the plate in the step b to a roller coating and drying device 013 for roller coating and drying, and then conveying the plate to a first plate shearing device 015;

d, judging whether a flat plate is manufactured or not, if so, executing the step e and the step g, and otherwise, executing the step f and the step h;

step e, the first plate shearing device 015 shears the plate, and then the sheared plate is transmitted to the first track dividing mechanism 016;

step f, the first plate shearing device 015 does not cut the plate, so that the plate passes through the first plate shearing device 015 and is conveyed to the first track dividing mechanism 016;

step g, adjusting the first track dividing mechanism 016 to a second state, so that the plate transmitted by the first plate shearing device 015 can be transmitted to a track dividing discharging device of the first track dividing mechanism 016;

h, adjusting the first track distributing mechanism 016 to a first state, so that the plate transmitted by the first plate shearing device 015 can be transmitted to the roller device 017;

step i, performing roller forming on the plate obtained in the step h by using a roller device 017;

step j, transmitting the plate from the roller device 017 to a second plate shearing device 018 for shearing, and then transmitting the plate to a second track dividing mechanism 019;

step k, judging whether the wavy plate is manufactured or not, if so, executing step l, and if not, executing step m;

step l, adjusting the second track splitting mechanism 019 to a second state, so that the plate transmitted out of the second plate shearing device 018 can be transmitted to a track splitting discharging device of the second track splitting mechanism 019;

step m, adjusting the second track splitting mechanism 019 to the first state, so that the plate transmitted by the second plate shearing device 018 can be transmitted to the punching device 020;

and n, punching by using a punching device 020, and then conveying the punched plate to a punching discharging device 021.

When the flat plate needs to be produced, the steps a, b, c, d, e and g can be sequentially executed, wherein the step d can be carried out at any time before the step e and does not need to be carried out after the step c; when the wave plate is required to be produced, the steps a, b, c, d, f, h, i, j, k and l can be sequentially performed, wherein the step d can be performed at any time before the step f, does not need to be performed after the step c, and the step k can be performed at any time before the step l, does not need to be performed after the step j; when it is desired to produce a perforated panel, steps a, b, c, d, f, h, i, j, k, m, n may be performed in sequence, wherein step d may be performed at any time before step f, may not necessarily be performed after step c, and step k may be performed at any time before step m, and may not necessarily be performed after step j.

Through using the utility model discloses a many specifications plate production method can obtain the flat plate in step g, can obtain the wave plate in step l, can obtain the plate that punches in step n, reaches the purpose of producing multiple specification plate, and when producing the plate of multiple specification, sanding device 012, japanning drying device all need not to shut down, improve equipment's rate of operation, reduce production efficiency's waste. It should be noted that sanding device 012, japanning drying device are the main equipment, shut down to restart and need consume a large amount of energy, and the utility model discloses various plates of production all need not to shut down sanding device 012, japanning drying device, have outstanding spreading value.

According to the utility model discloses a some embodiments, in step a, open a book with second unwinding unit 001 and obtain the second panel, open a book with first unwinding unit 005 and obtain first panel, carry out the makeup welding with the head end of first panel and the tail end of second panel. This facilitates the continuous production.

The above description is for the purpose of illustrating the preferred embodiments of the present invention, but the present invention is not limited to the illustrated embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope of the present invention defined by the appended claims.

Claims (8)

1. The utility model provides a many specifications plate production line which characterized in that: the device comprises a first uncoiling device, a sanding device, a roller coating and drying device, a roller device, a second plate shearing device, a punching device and a punching and discharging device which are sequentially arranged from left to right; a rail splitting mechanism is arranged between the second plate shearing device and the punching device and comprises a first roller way, an adjustable roller way, a second roller way and a rail splitting discharging device, the first roller way is connected with the second plate shearing device, and the second roller way is connected with the punching device; the adjustable roller way is provided with a first state and a second state, the adjustable roller way is connected between the first roller way and the second roller way in the first state, and the adjustable roller way is connected between the first roller way and the split rail discharging device in the second state.

2. The multi-specification panel production line of claim 1, wherein: the first roller way is transversely arranged, the left end of the adjustable roller way is hinged with the right end of the first roller way, the hinge shaft at the hinged position extends forwards and backwards, the second roller way and the rail splitting discharging device are arranged on the right side of the adjustable roller way, and the rail splitting discharging device is arranged below the second roller way.

3. The multi-specification panel production line of claim 2, wherein: the rail-separating discharging device comprises a bearing table, a translation mechanism is arranged at the bottom of the bearing table, the left end of the bearing table is arranged below the right end of the adjustable roller way, and a bearing leaning block is arranged on the upper side of the right end of the bearing table.

4. The multi-format plate production line of claim 3, wherein: the bearing leaning retainer is connected with the bearing table in a left-right sliding mode.

5. The multi-specification panel production line of claim 1, wherein: the number of the rail separating mechanisms is two, the two rail separating mechanisms are respectively called a first rail separating mechanism and a second rail separating mechanism, and the second rail separating mechanism is arranged between the second plate shearing device and the punching device; and a first plate shearing device and a first rail splitting mechanism are sequentially arranged between the roller coating drying device and the roller device.

6. The multi-specification panel production line of claim 1, wherein: and a jointed plate welding device is arranged between the first uncoiling device and the sanding device.

7. The multi-format plate production line of claim 6, wherein: a second uncoiling device is arranged beside the first uncoiling device, a rail combining device is arranged between the first uncoiling device and the jointed plate welding device and comprises a third roller way, a fourth roller way, a fifth roller way and a rail combining mechanism, the rail combining mechanism is provided with two positioning rollers, the two positioning rollers are arranged at intervals up and down, and a space between the two positioning rollers is called a rail combining space; one end of the third roller way is connected with the first uncoiling device, the other end of the third roller way faces the left side of the rail combining space, one end of the fourth roller way is connected with the second uncoiling device, the other end of the fourth roller way faces the left side of the rail combining space, and the fifth roller way is connected between the right side of the rail combining space and the jointed board welding device.

8. The multi-specification panel production line of claim 7, wherein: and a third plate shearing device and a transition roller way are sequentially arranged between the second uncoiling device and the fourth roller way, the transition roller way transversely extends, and a lifting platform is arranged at the bottom of the transition roller way.

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