CN219819932U - Lower cutter mechanism of flat-plate die cutting machine - Google Patents

Abstract

The utility model discloses a lower cutter mechanism of a flat-plate die cutting machine, which comprises a machine frame, a lower cutter frame fixedly arranged on the machine frame, an upper cutter frame capable of being lifted on the machine frame, lifting hydraulic telescopic equipment for driving the upper cutter frame, an upper cutter die and a lower cutter die respectively sliding on the upper cutter frame and the lower cutter frame, a pair of L-shaped supporting plates respectively arranged on the upper cutter frame and the lower cutter frame, an automatic cutter discharging device arranged on the machine frame and comprising a U-shaped lifting plate, a pair of lifting cylinders fixedly arranged on the machine frame and respectively hinged with two sides of the lifting plate at the output end, a turnover assembly for driving the lifting plate to turn over, a first long slat fixedly arranged on the inner side wall of the lifting plate, a movable rod movably arranged on the lifting plate, a chain transmission assembly for driving the movable rod to move, a cutter discharging handle fixed on the movable rod, and a handle fixedly arranged on the upper cutter frame and the lower cutter frame and positioned in the middle of the handle. The utility model has the advantages that: has the effect of automatically changing the upper and lower cutting dies of the die cutting machine.

Description

Lower cutter mechanism of flat-plate die cutting machine

Technical Field

The utility model relates to the technical field of flat-panel die cutting machines, in particular to a cutter feeding mechanism of a flat-panel die cutting machine.

Background

The flat-plate die cutting machine is an important device for post-printing packaging, processing and forming, and is mainly used for die cutting, indentation and gold stamping operations, laminating and automatic waste discharge of corresponding non-metal materials, self-adhesive, EVA, double-sided adhesive, electronic and mobile phone rubber pads and the like. At present, when the upper and lower cutting dies of the flat-bed die cutting machine are replaced, the upper and lower cutting dies of the flat-bed die cutting machine are manually removed from the upper and lower cutter holders, one ends of the new upper and lower cutting dies are lifted and are aligned and reinserted into the upper and lower cutter holders, and the upper and lower cutting dies are generally heavy, so that the replacement efficiency is low, the labor intensity is high and the danger coefficient is high in the process of replacing the upper and lower cutting dies.

Disclosure of Invention

The utility model aims to provide a lower cutter mechanism of a flat-plate die cutting machine, which has the effect of automatically replacing an upper cutter die and a lower cutter die of the die cutting machine.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a lower knife mechanism of flat-bed die cutting machine, includes flat-bed die cutting machine, flat-bed die cutting machine includes frame, fixed mounting in the lower knife rest of frame, liftable setting in the frame and be located the upper knife rest of lower knife rest top, the hydraulic telescoping device that drive upper knife rest is close to or keeps away from the lower knife rest, slidable mounting in the last cutting die of upper knife rest bottom, slidable mounting in the lower knife rest top, the top of upper knife rest bottom and lower knife rest sets up a pair of L type backup pad respectively, the recess of sliding connection L type backup pad lower limb has been seted up respectively to upper knife rest and lower knife rest both sides, the frame is located upper knife rest or lower knife rest one side and is provided with automatic lower knife device, automatic lower knife device includes the lifter of U font, fixed mounting in frame and a pair of lift cylinder of articulated lifter respectively in the output, drive lifter plate relative articulated shaft upset subassembly, a pair of fixed setting on lifter plate both inner side walls and upper knife rest or lower knife rest recess gliding longslat one, movable setting up the lifter on the lifter plate, install on the lifter plate and drive the lifter plate and be close to or keep away from the driver blade holder and be located the driver chain link assembly and be located the driver link assembly is located one side of the driver link and is located down in the driver link chain and is located down.

By adopting the technical scheme, when the upper cutter die or the lower cutter die in the die cutting machine is required to be dismounted, firstly, the overturning assembly is started to overturn the lifting plate to be in a horizontal state, meanwhile, the lifting cylinder is started to lift the lifting plate to a proper height, so that the edges of the long strip plate I on two sides of the lifting plate and the L-shaped supporting plate on the upper cutter rest or the lower cutter rest are aligned, then, the chain transmission assembly is started to drive the moving rod to move from the bottom of the chain transmission assembly to the upper cutter rest or the lower cutter rest, as the cutter handle on the moving rod is vertical to the chain transmission assembly and is positioned in the middle of the handle of the upper cutter rest or the lower cutter rest, when the moving rod returns from one end of the chain transmission assembly to the upper side, the cutter handle is just hung on the handle, and the upper cutter die or the lower cutter die is pulled out by the aid of the overturning assembly, and as the long strip plate I is aligned with the edge of the L-shaped supporting plate, the grooves of the upper cutter die or the lower cutter die are gradually transited to the edge of the long strip plate I, so that the upper cutter die or the lower cutter die is dismounted from the upper cutter rest or the lower cutter rest automatically, and the upper cutter die is required to be completely pulled out from the upper cutter die or the lower cutter rest when the chain transmission assembly and the upper cutter die is replaced by the overturning assembly and the upper cutter die is completely and overturned; when a new upper cutter die or a new lower cutter die is required to be installed in the die cutting machine, the operation can be repeated again, and the chain transmission assembly is driven to reversely drive the moving rod and the unloading cutter handle to move, so that the upper cutter die or the lower cutter die can be automatically reinserted on the L-shaped supporting plate, and the upper cutter die or the lower cutter die is installed on the upper cutter rest or the lower cutter rest.

The utility model is further provided with: the chain transmission assembly comprises a pair of rotating shafts which are rotatably arranged on the lifting plate and parallel to the movable rods, two pairs of chain wheels which are fixedly arranged on the two rotating shafts respectively, two chains which are fixedly sleeved on the two pairs of chain wheels respectively, a driving motor which is fixedly arranged on the lifting plate and drives the movable shafts to rotate, wherein the chain wheels and the chains are respectively close to two sides of the lifting plate and do not exceed the first long strip plate, and two ends of the movable rods are respectively fixedly connected with the two chains.

Through adopting above-mentioned technical scheme, can also avoid the chain to influence the motion of interference last cutting die or lower cutting die on slat one when safe and stable drive movable rod and crank horizontal migration to ensure the loading and unloading safety of last cutting die and lower cutting die.

The utility model is further provided with: the turnover assembly comprises a pair of sliding columns vertically fixed on the outer walls of two sides of the lifting plate respectively, a pair of fixing plates fixed on the frame and respectively positioned on two sides of the lifting plate in parallel, wherein the sliding columns are positioned right above or right beside the hinge shaft, S-shaped long sliding holes for the sliding columns to pass through and slide are formed in the fixing plates, and the upper section and the lower section of the S-shaped long sliding holes are vertical and the middle section of the S-shaped long sliding holes are bent.

Through adopting above-mentioned technical scheme, when lifting drive lifter plate risees, the lifter plate will rise relative to the fixed plate, the slip post of lifter plate both sides will slide to the top from the rectangular slide hole bottom end of S type simultaneously, because the slip post is located just above the articulated shaft or just the side, and the upper and lower two sections of parts of rectangular slide hole of S type are vertical, the middle part is crooked, consequently, at the gliding in-process of slip post along the rectangular slide hole of S type, will make the lifter plate under the one section height that just begins to promote, with keeping vertical state and being convenient for the staff to replace new and old last cutting die or lower cutting die, and wait to rise to the lifter plate, when the long slide hole bending part of S type is passed through to its slip post, will drive the lifter plate and overturn gradually into the horizontality, and keep this state in the subsequent rising in-process, carry out the automatic handling work to last cutting die and lower cutting die, thereby the energy of driving cylinder has been fully utilized, realize two effects of lifting and upset of lifter plate simultaneously.

The utility model is further provided with: the lifting plate is characterized in that a pair of second long strips are fixedly arranged on two side walls of the lifting plate respectively, the second long strips are positioned below the first long strips in parallel, and the moving rod and the chain transmission assembly are positioned between the first long strips and the second long strips.

Through adopting above-mentioned technical scheme, can be before unloading old last cutting die or lower cutting die, new last cutting die or lower cutting die is loaded into on the long slat two in advance, wait to old last cutting die or lower cutting die and lift the subassembly and continue to rise from L type backup pad lift up after unloading to make long slat two align L type backup pad edge, cooperation chain drive subassembly, movable rod and unloading handle of a knife at last, just can be quick insert new last cutting die or lower cutting die and install on last knife rest or lower knife rest, and then save new and old cutting die replacement time, improve the change efficiency of cutting die.

The utility model is further provided with: and a baffle is fixedly arranged at one end of the first long slat and one end of the second long slat, which are far away from the upper knife rest or the lower knife rest.

Through adopting above-mentioned technical scheme, can prevent that the upper cutting die or the lower cutting die that change from falling out from the lower extreme of slat one and slat two when the crane vertical state from breaking.

The beneficial effects of the utility model are as follows: through above-mentioned automatic tool setting device, not only can be for the automatic quick replacement loading and unloading cutting die of the upper and lower knife rest of cross cutting machine to improve the change efficiency of cutting die, but also can independently overturn into vertical state, so that the workman is through the handle of new and old cutting die, just can simply make things convenient for and put into from the lifter plate of automatic tool setting device, need not to manually lift up or hold up the one end of cutting die, thereby when effectively guaranteeing workman safety, can also certain alleviate workman intensity of labour.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a first effect diagram of the present embodiment;

FIG. 2 is a second effect diagram of the present embodiment;

FIG. 3 is a schematic view of the structure of the automatic cutter setting device according to the present embodiment;

in the figure, 1, a flat-plate die-cutting machine; 11. a frame; 12. a lower tool rest; 121. a lower cutting die; 13. an upper tool rest; 131. an upper cutting die; 14. a hydraulic telescoping device; 15. an L-shaped support plate; 16. a groove; 17. a handle; 2. an automatic cutter feeding device; 21. a lifting plate; 211. a first long slat; 212. a second long strip plate; 213. a baffle; 22. a lifting cylinder; 23. a flip assembly; 231. a sliding column; 232. a fixing plate; 233. s-shaped long strip sliding holes; 24. a moving rod; 25. a cutter handle is disassembled; 26. a chain drive assembly; 261. a rotating shaft; 262. a sprocket; 263. a chain; 264. and driving the motor.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Examples: the lower cutter mechanism of the flat-bed die-cutting machine 1 is shown in figures 1-3, and comprises a flat-bed die-cutting machine 1, wherein the flat-bed die-cutting machine 1 comprises a frame 11, a lower cutter frame 12 fixedly arranged on the frame 11, an upper cutter frame 13 which is arranged on the frame 11 in a lifting manner and is positioned above the lower cutter frame 12, a hydraulic telescopic device 14 which drives the upper cutter frame 13 to be close to or far away from the lower cutter frame 12, an upper cutter mold 131 which is arranged at the bottom of the upper cutter frame 13 in a sliding manner, and a lower cutter mold 121 which is arranged at the top of the lower cutter frame 12 in a sliding manner, a pair of L-shaped supporting plates 15L are respectively arranged at the bottom of the upper cutter frame 13 and the top of the lower cutter frame 12, grooves 16 which are connected with the lower edges of the L-shaped supporting plates 15L in a sliding manner are respectively arranged at two sides of the upper cutter mold 131 and the lower cutter mold 121, an automatic lower cutter device 2 is arranged at one side of the frame 11 which is positioned on the upper cutter frame 13 or the lower cutter frame 12, the automatic cutter setting device 2 comprises a U-shaped lifting plate 21, a pair of lifting air cylinders 22 fixedly arranged on the frame 11 and respectively hinged to two sides of the lifting plate 21 at the output end, a turnover assembly 23 for driving the lifting plate 21 to turn over relative to a hinge shaft, a pair of long strip plates 211 fixedly arranged on two inner side walls of the lifting plate 21 and respectively sliding on an upper cutter die 131 or a lower cutter die 121 groove 16, a movable rod 24 movably arranged on the lifting plate 21, a chain transmission assembly 26 arranged on the lifting plate 21 and driving the movable rod 24 to move close to or far from the upper cutter rest 13 or the lower cutter rest 12, and a cutter discharging handle 25 fixed on the movable rod 24 and perpendicular to the chain 263 transmission assembly, wherein the movable rod 24 and the chain transmission assembly 26 are positioned below the long strip plates 211, a handle is fixedly arranged on one side of the upper cutter rest 13 and the lower cutter rest 12 close to the automatic cutter setting device 2 respectively, and the cutter discharging handle 25 is positioned in the middle of the handle.

When the upper knife die 131 or the lower knife die 121 in the die cutting machine needs to be dismounted, firstly, the overturning assembly 23 is started to overturn the lifting plate 21 to be in a horizontal state, meanwhile, the lifting cylinder 22 is started to lift the lifting plate 21 to be at a proper height, so that the first long strip plates 211 on two sides of the lifting plate 21 are aligned with the edges of the L-shaped supporting plate 15L on the upper knife rest 13 or the lower knife rest 12, then, the chain transmission assembly 26 is started to drive the moving rod 24 to move from the bottom of the chain transmission assembly 26 to the direction of the upper knife rest 13 or the lower knife rest 12, because the dismounting knife handle 25 on the moving rod 24 is vertical to the chain transmission assembly 26 and is positioned in the middle of the handle of the upper knife rest 13 or the lower knife rest 12, when the moving rod 24 is wound above the chain transmission assembly 26 from one end, the upper dismounting knife handle 25 just hangs the handle, and thereby the upper knife die 131 or the lower knife die 121 is pulled out, because the first long strip plate 211 is aligned with the edge of the L-shaped supporting plate 15L, the groove 16 of the upper cutter 131 or the lower cutter 121 gradually transits to the edge of the first long strip plate 211 from the edge of the L-shaped supporting plate 15L, so that the effect of automatically detaching the upper cutter 131 or the lower cutter 121 from the upper cutter rest 13 or the lower cutter rest 12 is achieved, when the cutter handle 25 and the movable rod 24 are to be detached and wound back below the chain transmission assembly 26 again, the upper cutter 131 and the lower cutter 121 are completely pulled out, and finally the overturning assembly 23 and the lifting cylinder 22 are started, so that the lifting plate 21 is lowered and simultaneously overturned to be in a vertical state, and a worker only needs to lift the old upper cutter 131 or the old lower cutter 121 from the upper part of the lifting plate 21 and reinsert the new upper cutter 131 or the new lower cutter 121, so that the upper cutter 131 or the lower cutter 121 can be replaced simply and easily; when a new upper die 131 or lower die 121 is required to be installed in the die cutting machine, the above operation can be repeated again, and the chain transmission assembly 26 is driven to reversely drive the moving rod 24 and the discharging knife handle 25 to move, so that the upper die 131 or lower die 121 can be automatically reinserted on the L-shaped supporting plate 15L, thereby installing the upper die 131 or lower die 121 on the upper knife rest 13 or lower knife rest 12.

As shown in fig. 2, the chain transmission assembly 26 includes a pair of rotation shafts 261 rotatably mounted on the lifting plate 21 and moving the rod 24 in parallel, two pairs of sprockets 262 fixedly mounted on the two rotation shafts 261, two chains 263 respectively fixedly sleeved on the two pairs of sprockets 262, and a driving motor 264 fixedly mounted on the lifting plate 21 and driving the rotation shafts 261 to rotate, wherein the sprockets 262 and the chains 263 are respectively close to two sides of the lifting plate 21 and do not exceed the first long strip plate 211, and two ends of the moving rod 24 are respectively fixedly connected to the two chains 263.

As shown in fig. 2 and 3, the turnover assembly 23 includes a pair of sliding posts 231 vertically fixed to outer walls of both sides of the lifting plate 21, respectively, a pair of fixing plates 232 fixed to the frame 11 and positioned in parallel to both sides of the lifting plate 21, respectively, the sliding posts 231 being positioned right above or right side of the hinge shaft, the fixing plates 232 being provided with S-shaped elongated sliding holes 233 through which the sliding posts 231 pass and slide, upper and lower sections of the S-shaped elongated sliding holes 233 being vertically bent at middle portions, and when the lifting plate 21 is driven to rise by lifting, the lifting plate 21 rises relative to the fixing plates 232, and simultaneously the sliding posts 231 on both sides of the lifting plate 21 slide from bottom ends to top ends of the S-shaped elongated sliding holes 233, since the sliding posts 231 are positioned right above or right side of the hinge shaft, and the upper and lower sections of the S-shaped elongated sliding hole 233 are vertically bent, and the middle section is bent, so that in the process of sliding the sliding column 231 along the S-shaped elongated sliding hole 233, the lifting plate 21 is kept in a vertical state at a section of height just started to be lifted, so that a worker can conveniently replace the new and old upper cutting die 131 or the lower cutting die 121, when the lifting plate 21 is lifted, the lifting plate 21 is driven to gradually turn to a horizontal state when the sliding column 231 passes through the bent section of the S-shaped elongated sliding hole 233, and the state is kept in the subsequent lifting process, so that the automatic loading and unloading work of the upper cutting die 131 and the lower cutting die 121 is performed, and the energy of the driving cylinder is fully utilized, and meanwhile, the lifting and turning effects of the lifting plate 21 are realized.

As shown in fig. 3, two side walls of the lifting plate 21 are respectively and fixedly provided with a pair of second long strips 212, the second long strips 212 are parallel to the first long strips 211, the moving rod 24 and the chain transmission assembly 26 are positioned between the first long strips 211 and the second long strips 212, the second long strips 212 on two sides of the lifting plate 21 can be used for loading a new upper cutting die 131 or a new lower cutting die 121 onto the second long strips 212 in advance before unloading the old upper cutting die 131 or the old lower cutting die 121, after the old upper cutting die 131 or the old lower cutting die 121 is dismounted from the L-shaped supporting plate 15L, the lifting assembly is directly started to continuously lift, so that the second long strips 212 are aligned with the edge of the L-shaped supporting plate 15L, and finally the new upper cutting die 131 or the new lower cutting die 121 can be quickly inserted and mounted on the upper cutter rest 13 or the lower cutter rest 12 in cooperation with the chain transmission assembly 26, the moving rod 24 and the cutter handle 25, thereby saving the replacement time of the new upper cutting die and the old cutting die is improved. Wherein, the baffle 213 is fixedly arranged at one end of the first long slat 211 and the second long slat 212 far away from the upper knife rest 13 or the lower knife rest 12, so that the replaced upper knife mold 131 or lower knife mold 121 can be prevented from falling out from the lower ends of the first long slat 211 and the second long slat 212 and being broken when the lifting frame is in a vertical state.

Claims (5)

1. The utility model provides a lower knife mechanism of flat-bed die cutting machine (1), includes flat-bed die cutting machine (1), flat-bed die cutting machine (1) include frame (11), fixed mounting in lower knife rest (12) of frame (11), liftable setting is in frame (11) and be located upper knife rest (13) of lower knife rest (12) top, hydraulic telescoping device (14) that drive upper knife rest (13) are close to or keep away from lower knife rest (12), slidable mounting in upper knife rest (131) of upper knife rest (13) bottom, slidable mounting in lower knife rest (121) at lower knife rest (12) top, a pair of L type backup pad (15L) are set up respectively at upper knife rest (13) bottom and lower knife rest (12) top, recess (16) of sliding connection L type backup pad (15L) lower limb have been seted up respectively to upper knife rest (131) and lower knife rest (121) both sides, characterized in that, frame (11) are located upper knife rest (13) or lower knife rest (12) one side and are provided with automatic lower knife device (2), automatic lower device (2) include lift plate (21), fixed mounting in frame (21) and a pair of lift plate (21), a pair of hinged assembly (21) are articulated drive shaft (21) are articulated respectively to both sides The automatic cutter discharging device comprises a pair of long strip plates (211) which are fixedly arranged on two inner side walls of a lifting plate (21) respectively, a groove (16) of an upper cutter die (131) or a lower cutter die (121) and slide, a movable rod (24) which is movably arranged on the lifting plate (21), a chain transmission assembly (26) which is arranged on the lifting plate (21) and drives the movable rod (24) to be close to or far away from an upper cutter rest (13) or a lower cutter rest (12) to move, and a cutter discharging handle (25) which is fixed on the movable rod (24) and is perpendicular to the chain (263) transmission assembly, wherein the movable rod (24) and the chain transmission assembly (26) are positioned below the long strip plates (211), and a handle (17) is fixedly arranged on one side, close to an automatic cutter discharging device (2), of the upper cutter rest (13) and the lower cutter rest (12) respectively, and the cutter discharging handle (25) is positioned in the middle of the handle.

2. The die cutting mechanism of a flat panel die cutting machine (1) according to claim 1, wherein: the chain transmission assembly (26) comprises a pair of rotating shafts (261) which are rotatably mounted on the lifting plate (21) and move the rods (24) in parallel, two pairs of chain wheels (262) which are fixedly mounted on the two rotating shafts (261) respectively, two chains (263) which are mounted on the two pairs of chain wheels (262) in a sleeved mode respectively, and a driving motor (264) which is fixedly mounted on the lifting plate (21) and drives the rotating shafts (261) to rotate, wherein the chain wheels (262) and the chains (263) are respectively close to two sides of the lifting plate (21) and do not exceed the first long plate (211), and two ends of the moving rod (24) are respectively fixedly connected with the two chains (263).

3. The die cutting mechanism of a flat panel die cutting machine (1) according to claim 1, wherein: the turnover assembly (23) comprises a pair of sliding columns (231) which are respectively and vertically fixed on the outer walls of two sides of the lifting plate (21), a pair of fixing plates (232) which are fixed on the frame (11) and are respectively and parallelly positioned on two sides of the lifting plate (21), the sliding columns (231) are positioned right above or right beside the hinge shaft, S-shaped long sliding holes (233) for the sliding columns (231) to pass through and slide are formed in the fixing plates (232), and the upper section and the lower section of the S-shaped long sliding holes (233) are vertical and the middle section of each S-shaped long sliding hole is bent.

4. The die cutting mechanism of a flat panel die cutting machine (1) according to claim 1, wherein: the lifting plate (21) is characterized in that a pair of second long strips (212) are fixedly arranged on two side walls of the lifting plate (21) respectively, the second long strips (212) are positioned below the first long strips (211) in parallel, and the moving rod (24) and the chain transmission assembly (26) are positioned between the first long strips (211) and the second long strips (212).

5. The die cutting mechanism of a flat panel die cutting machine (1) according to claim 4, wherein: and a baffle (213) is fixedly arranged at one end of the first long slat (211) and the second long slat (212) far away from the upper cutter rest (13) or the lower cutter rest (12).