CN107553582B - Breaking mechanism of playing card dividing and cutting machine - Google Patents

Abstract

The utility model relates to a breaking mechanism of a playing card splitting machine, which comprises a frame and a splitting cutter structure, and is characterized in that: the strip folding structure is arranged behind the strip dividing cutter structure and is used for folding and stacking a plurality of cards which are cut into strips and are carved with broken-line-shaped scores into a stack; the receiving rail is arranged at the side part of the strip folding structure and is used for receiving cards folded by the strip folding structure and stacked into a stack; a conveying structure for conveying a stack of cards along the receiving track; the stretch-breaking rubber roller set is arranged in front of the receiving track and comprises two cylindrical rollers which are oppositely arranged up and down; the twisting off rubber roller set is arranged in front of the snapping rubber roller set and comprises two conical rollers which are oppositely arranged up and down; the accelerating roller set is arranged in front of the twist-off rubber roller set and comprises two accelerating rollers which are oppositely arranged up and down. The breaking mechanism can break the stacked cards at the same time, and is a brand new breaking mode.

Description

Breaking mechanism of playing card dividing and cutting machine

Technical Field

The utility model belongs to the field of printing and packaging machinery, and particularly relates to a breaking mechanism of a playing card dividing and cutting machine for producing playing cards.

Background

There are two modes of playing cards currently being produced: after automatic die cutting production, sorting is performed manually. The second kind is produced by the slitter, and manual dividing will be replaced by the slitter by the manual dividing, but old-fashioned slitter speed is slow, and the not high serious restriction of slitting precision produces, and part accessory ageing is serious, and the maintenance rate is higher, and the productivity that is restricted by it gradually is eliminated along with equipment ageing.

The Chinese patent No. ZL201516880080 (bulletin No. CN 205272182U) discloses a cutting device, which comprises a first conveying structure, a first cutting structure, a second conveying structure and a second cutting structure which are sequentially arranged, wherein the card conveying directions of the first conveying structure and the second conveying structure are mutually perpendicular; the method is characterized in that: the first cutter structure comprises a plurality of scoring blades arranged on the first upper cutter shaft and a plurality of first bed cutters arranged on the first lower cutter shaft, the scoring blades and the first bed cutters are arranged up and down oppositely, and a plurality of gaps are formed in the annular cutting edges of the scoring blades at intervals along the circumferential direction; the second cutter structure comprises a plurality of slitting blades arranged on a second upper cutter shaft and a plurality of second bed cutters arranged on a second lower cutter shaft, and the slitting blades and the second bed cutters are arranged in an up-down opposite mode; and a differential breaking rubber roller set is arranged behind the second cutter knot structure.

The slitting device of the patent adopts the notch blade with the notch to notch the card along one direction, the cards are connected together through the virtual linear connecting points which are arranged at intervals in the direction, the cards are ensured to be connected together without loosening, and meanwhile, the cards are ensured to be easily separated from each other, the notch blade only needs to be circularly and continuously rotated to form continuous notch, so the size of the notch blade is not required, the time for the card to enter the notch blade is not required, the control precision of the first cutter structure is simplified, and the fault rate is reduced; the card scored by the first cutter structure enters the second conveying structure, the conveying direction is just changed by 90 degrees, then the card is cut by the second cutter structure and is divided into a plurality of pieces along the other direction, a plurality of playing card units in each card are connected together through virtual linear connecting points (scores), each card is broken by a differential breaking rubber roller group to form a playing card unit, finally the Zhang Zhang playing card unit is conveyed by the washboard feeding structure and then is gathered by a servo motor to enter a card conveying bin, after the cards in the card conveying bin reach a designated position, a card pushing cylinder is started to push the card material into a positioning device of a round corner trimming machine, and the round corner trimming machine performs round trimming on the whole stacked playing card units.

The differential stretch-breaking rubber roller set in the slitting device is only suitable for stretch-breaking single cards, for example, a plurality of stacked cards are not easy to stretch-break by adopting the existing differential stretch-breaking rubber roller set structure.

The slitting device of the aforesaid patent is only suitable for slitting traditional playing cards, and for word playing cards (also called mahjong playing cards), the cards are in a slender strip shape, and after the cards are cut off and divided into a plurality of strips along the other direction, the slitting device of the aforesaid patent is not suitable for breaking in the forward transportation process, so the slitting device of the aforesaid patent is not suitable for slitting the word playing cards.

In view of the above, the breaking mechanism of the existing playing card splitting machine needs to be further improved so as to be suitable for splitting and breaking the character playing cards.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a breaking mechanism of a playing card splitting machine which is reasonable in structure and suitable for splitting and breaking word playing cards, aiming at the current state of the art, wherein the breaking mechanism can break a stack of cards at the same time and is a brand-new breaking mode.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a breaking mechanism of playing card cutting machine, includes the frame, is equipped with slitting cutter structure, its characterized in that in the frame: the strip folding structure is arranged behind the strip dividing cutter structure and is used for folding and stacking a plurality of cards which are cut into strips and are carved with broken-line-shaped scores into a stack; the receiving rail is arranged at the side part of the strip folding structure and is used for receiving cards folded by the strip folding structure and stacked into a stack; a conveying structure for conveying a stack of cards along the receiving track; the stretch-breaking rubber roller set is arranged in front of the receiving track and comprises two cylindrical rollers which are oppositely arranged up and down, and the cylindrical roller positioned at the lower part is a driving roller; the twisting off rubber roller set is arranged in front of the breaking off rubber roller set and comprises two conical frustum rollers which are oppositely arranged up and down, and the conical frustum roller positioned at the lower part is a driving roller; the accelerating roller set is arranged in front of the twist-off rubber roller set and comprises two accelerating rollers which are oppositely arranged up and down, the accelerating roller at the lower part is a driving roller, and the linear speed of the accelerating roller at the lower part is greater than that of the cylindrical roller at the lower part.

The upper pressing roller is driven by the first driving structure to move up and down relative to the lower conveying roller, and after the upper pressing roller moves towards the direction close to the lower conveying roller, the upper pressing roller presses the cards stacked between the lower conveying roller and the upper pressing roller to the lower conveying roller, so that the rotation of the lower conveying roller can drive the cards stacked into a stack to be conveyed forwards along the bearing rail. The structure can ensure the forward conveying of the whole pile of cards by the compaction of the upper press roller and the slow rotation of the lower conveying roller, and the upward movement of the upper press roller, the interval between the lower conveying roller and the upper press roller is increased, so that the whole pile of cards is ensured to be fully arranged between the lower conveying roller and the upper press roller.

Alternatively, a rotating shaft capable of rotating around the axis of the machine frame is arranged on the side wall of the machine frame in a penetrating manner, a mounting rod is fixed on the rotating shaft positioned on the inner side of the side wall of the machine frame, the upper pressing roller is rotatably arranged at the outer end of the mounting rod, the rotating shaft can deflect around the axis of the machine frame to drive the outer end of the mounting rod to move up and down relative to the conveying roller, a connecting rod is fixed on the rotating shaft positioned on the outer side of the side wall of the machine frame, the upper swinging of the outer end of the connecting rod can drive the rotating shaft to deflect around the axis of the machine frame, and the first driving structure acts on the outer end of the connecting rod and can drive the outer end of the connecting rod to swing up and down. Of course, other modes can be adopted to drive the upper press roller to swing up and down.

In order to ensure that the whole stack of cards arranged on the receiving rail can move forwards in an aligned manner along the front and rear edges, and ensure that the broken line-shaped nicks of all the cards are aligned, a push plate is arranged at the rear part above the receiving rail and can slide forwards and backwards along the receiving rail under the action of a second driving structure, a baffle plate is arranged at the front part below the receiving rail, the receiving rail is provided with a through hole for the baffle plate to pass upwards out of the receiving rail, and the baffle plate can move up and down relative to the receiving rail under the action of a third driving structure; under the state that the baffle plate moves upwards to expose the upper end face of the bearing rail, the forward movement of the push plate can drive the stacked cards to move forwards until the front ends of the stacked cards are contacted with the baffle plate; the push plate moves backwards to reset under the state that the baffle plate moves downwards and is hidden below the bearing track. The card stacking device comprises a first driving structure, a second driving structure, a pushing plate, a first conveying structure, a second driving structure, a third driving structure, a conveying structure, a baffle plate, a stacking rail, a stacking structure and a stacking structure, wherein the front edges and the rear edges of the upper and lower cards are not aligned through the stacking structure, the front edges and the rear edges of the upper and lower cards are driven by the second driving structure to move forwards, the stacking structure drives the stacking plate to move forwards until the baffle plate on the upper end face of the stacking rail is exposed by touching, the front edges and the rear edges of the stacked cards are in an aligned state under the action of the pushing plate and the baffle plate, then the pushing plate is driven by the second driving structure to move backwards and reset, the baffle plate is driven by the third driving structure to move downwards and reset, and then the conveying structure can act to drive the stacking plate to move forwards slowly.

As an improvement, one end of the push plate penetrates through the transverse strip-shaped hole in the side wall of the machine frame and then is fixed on the first sliding block, the first sliding block is installed on the first guide rail fixed on the side wall of the machine frame and can slide forwards and backwards, and the second driving structure acts on the first sliding block and can drive the first sliding block to slide forwards and backwards. The setting of first slider guarantees that the push pedal steadily slides back and forth, simultaneously because first slider is located outside the lateral wall of frame, so can locate the lateral wall outside with second drive structure, does benefit to structural layout.

The baffle is fixed on the connecting plate, the connecting plate is positioned below the bearing rail, one end of the connecting plate penetrates out of the longitudinal strip-shaped hole in the side wall of the frame and then is fixed on the second sliding block, the second sliding block is arranged on the second guide rail fixed on the side wall of the frame and can slide up and down, and the second driving structure acts on the second sliding block and can drive the second sliding block to slide up and down. The setting of second slider guarantees that the baffle is steady to slide from top to bottom, simultaneously because the second slider is located outside the lateral wall of frame, so can locate the lateral wall outside with third drive structure, do benefit to structural layout.

Preferably, the number of the baffles is two, the baffles are fixed on the connecting plate at intervals in the front-back direction, and the bearing track is provided with two through holes. The two baffles are arranged, so that the baffle can be selected according to the length of the card, and the adaptability is high.

Because the large space is reserved between the stretch-breaking rubber roller group and the twist-breaking rubber roller group, the whole stack of cards after being twisted by an angle can not be dislocated from the space between the stretch-breaking rubber roller group and the twist-breaking rubber roller group, and an auxiliary supporting pair roller group is further arranged between the stretch-breaking rubber roller group and the twist-breaking rubber roller group, and the upper and lower positions of the auxiliary supporting rollers on the upper part in the auxiliary supporting pair roller group are adjustable. The auxiliary roller at the middle lower part of the auxiliary supporting pair roller group is positioned between the breaking rubber roller group and the twisting rubber roller group to form an auxiliary support, and the auxiliary supporting roller at the middle upper part of the auxiliary supporting pair roller group is used for forming a certain upper limit on the twisted whole stack of cards, so that the scattered sheets of the twisted whole stack of cards are effectively prevented.

Further improved, the strip-collecting structure comprises a washboard for receiving the cards which are cut into strips and carved with dotted-line-shaped scores, the surface of the washboard is a step-shaped drop surface, at least two gaps which are arranged along the left-right direction are arranged in the middle of the washboard, a circumferential circulation driving structure is arranged at the lower part of the washboard corresponding to each gap position, a shifting fork capable of performing circumferential circulation movement along with the circumferential circulation driving structure is arranged on the circumferential circulation driving structure, and the shifting fork can pass along the gap direction so as to collect the cards which are cut into strips and carved with the dotted-line-shaped scores and are placed on the washboard into stacks and push the stacks to the receiving rails. The washing board is adopted to well position the single cards, the step head is formed on the surface of the washing board, each card is sequentially overlapped when the shifting fork is laterally moved and folded, the side edges of two adjacent cards are not contacted, the strip is folded in sequence, and the shifting fork can be reset to an initial state under the action of a circumferential circulation driving structure after one-time strip folding is completed. The strip collecting structure has ideal effect of collecting smaller strips by adopting the washboard drop, no disorder tension is generated, the cut strips are overlapped orderly, no disorder tension is generated, the transmission mechanism is reasonable in design, and the action is consistent, coordinated and synchronous.

Still further improved, the shifting fork is provided with a vertical pushing part, the lower end of the pushing part is provided with a transverse resetting part, the lower end of the pushing part is hinged on the circumferential circulation driving structure, the resetting part is positioned at the outer side of the circumferential circulation driving structure, and a supporting plate arranged in the left-right direction is arranged at the position, close to the gap, below the washboard; under the state that the pushing part vertically penetrates out of the gap, the pushing part is kept in a state of vertically penetrating out of the gap by the constraint between the bottom surface of the washboard and the top surface of the supporting plate; when the pushing part moves to a state of touching the receiving rail, the resetting part is separated from the supporting plate, and the shifting fork can turn over under the blocking action of the receiving rail; when the shifting fork moves to one side far away from the bearing rail, the side part of the supporting plate acts on the reset part to ensure that the pushing part vertically penetrates out of the gap again. The pushing part is kept in a state of vertically penetrating out of the gap upwards by the constraint between the bottom surface of the washboard and the top surface of the supporting plate, so that the smooth proceeding of the receipt is ensured.

Preferably, the circumferential circulation driving structure is a chain transmission structure, the lower end of the pushing part is hinged on a transmission chain of the chain transmission structure, and the number of the resetting parts is two, and the resetting parts are arranged at intervals in the front-back direction and are respectively positioned at the front side and the back side of the transmission chain. The two reset parts can enable the shifting fork to move in the gap more stably.

Compared with the prior art, the utility model has the advantages that: different from the mode that traditional individual layer card was pulled, this structure is firstly through receiving the strip structure with many cards that cut into the strip and carved with broken line form nick draw in and stack into a pile, whole pile of cards is arranged in and is accepted on the track, the conveying structure will accept that a pile of cards on the track is arranged in and is accepted the track and carry forward to stretch-breaking rubber roll group, again export behind the stretch-breaking rubber roll group and the acceleration roller group through twisting off rubber roll group, stretch-breaking rubber roll group and acceleration roller group form differential stretch-breaking power, the effect of twisting off rubber roll group combines again for whole pile of cards is twisted off at the limit differential speed, ensure whole pile of cards success rate of stretch-breaking.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic partial perspective view of a conveying section and an alignment section according to an embodiment of the present utility model;

FIG. 3 is a schematic partial perspective view of a receipt portion according to an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of portions of a snap-off roll set, an auxiliary backup pair roll set, a twist-off roll set, and an acceleration roll set in accordance with an embodiment of the present utility model;

FIG. 5 is a cross-sectional view of a portion of a twist-off glue roll set in an embodiment of the utility model;

fig. 6 is a schematic perspective view of a truncated cone-shaped roller 51 according to an embodiment of the present utility model;

fig. 7 is a schematic diagram of the working principle of the embodiment of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

As shown in fig. 1-7, is a preferred embodiment of the present utility model.

The utility model provides a breaking mechanism of playing card cutting machine, includes frame 1, is equipped with slitting cutter structure 29 on the frame 1, and slitting cutter structure 29 is that prior art can refer to the background patent.

The strip folding structure is arranged behind the strip dividing cutter structure 29 and is used for folding and stacking a plurality of cards 4 which are cut into strips and are carved with virtual linear scores into a stack; the strip-shaped card 4 with the dotted scores is the same as the background patent, except that the card is a word card in the present application, and the width of the card is narrower.

The strip folding structure comprises a washboard 10 for receiving cards 4 cut into strips and carved with dotted lines, the surface of the washboard 10 is a step-shaped drop surface, at least two gaps X arranged along the left-right direction are arranged in the middle of the washboard 10, a circumferential circulation driving structure 25 is arranged at the position, corresponding to each gap, of the lower part of the washboard 10, a shifting fork 26 capable of performing circumferential circulation movement along with the circumferential circulation driving structure 25 is arranged on the circumferential circulation driving structure 25, and the shifting fork 26 can pass along the direction of the gaps X so as to fold the cards 4 cut into strips and carved with the dotted lines, which are placed on the washboard 10, into stacks and then push the stacks onto the receiving track 2.

The whole shifting fork 26 is L-shaped and is provided with a vertical pushing part 261, the lower end of the pushing part 261 is provided with a transverse resetting part 262, the lower end of the pushing part 261 is hinged on the circumferential circulation driving structure 25, the resetting part 262 is positioned at the outer side of the circumferential circulation driving structure 25, and a supporting plate 28 arranged along the left-right direction is arranged at the position, close to the gap X, below the washboard 10; in a state in which the pushing part 261 vertically passes through the gap X, the pushing part 261 is maintained in a state in which it vertically passes through the gap X by the restraint between the bottom surface of the washboard 10 and the top surface of the supporting plate 28; when the pushing part 261 moves to a state of touching the receiving rail 2, the reset part 262 is separated from the supporting plate 28, and the shifting fork 26 can turn over under the blocking action of the receiving rail 2; when the fork 26 is moved to a side remote from the receiving rail 2, the side of the support plate 28 acts on the return portion 262 to ensure that the pushing portion 261 passes vertically out of the gap X again. The circumference circulation driving structure 25 is a chain transmission structure, the lower end of the pushing part 261 is hinged on a transmission chain of the chain transmission structure, two resetting parts 262 are arranged at intervals in the front-back direction and are respectively positioned on the front side and the back side of the transmission chain.

The receiving rail 2 is in a strip shape and is arranged at the side part of the strip folding structure for receiving the cards 4 folded by the strip folding structure and stacked into a stack.

A conveying structure for conveying a stack of cards 4 placed on the receiving rail 2 forward along the receiving rail 2; the conveying structure comprises a lower conveying roller 8 and an upper pressing roller 9 which are oppositely arranged up and down, a notch 21 for exposing the lower conveying roller 8 is formed in the bearing track 2, the upper pressing roller 9 is driven by the first driving structure to move up and down relative to the lower conveying roller 8, when the upper pressing roller 9 moves towards the direction close to the lower conveying roller 8, the upper pressing roller 9 presses the cards 4 stacked between the lower conveying roller 8 and the upper pressing roller 9 to the lower conveying roller 8, and then the rotation of the lower conveying roller 8 can drive the cards 4 stacked into a stack to be conveyed forwards along the bearing track 2.

The rotating shaft 11 capable of rotating around the axis of the rotating shaft is arranged on the side wall of the frame 1 in a penetrating manner, the installation rod 12 is fixed on the rotating shaft 11 positioned on the inner side of the side wall of the frame 1, the upper pressing roller 9 is rotatably arranged at the outer end of the installation rod 12, the rotating shaft 11 deflects around the axis of the rotating shaft to drive the outer end of the installation rod 12 to move up and down relative to the conveying roller 8, the connecting rod 13 is fixed on the rotating shaft 11 positioned on the outer side of the side wall of the frame 1, the rotating shaft 11 can be driven to deflect around the axis of the rotating shaft 13 by up and down swinging, and the first driving structure acts on the outer end of the connecting rod 13 and can drive the outer end of the connecting rod 13 to swing up and down.

The stretch-breaking rubber roller set 3 is arranged in front of the receiving track 2, the stretch-breaking rubber roller set 3 comprises two cylindrical rollers 31 which are oppositely arranged up and down, and the cylindrical roller 31 positioned at the lower part is a driving roller; the rear part above the bearing rail 2 is provided with a push plate 14, the push plate 14 can slide back and forth along the bearing rail 2 under the action of a second driving structure, the front part below the bearing rail 2 is provided with a baffle 15, the bearing rail 2 is provided with a through hole 22 for the baffle 15 to pass through the bearing rail 2 upwards, and the baffle 15 can move up and down relative to the bearing rail 2 under the action of a third driving structure; in a state that the baffle 15 moves upwards to expose the upper end face of the bearing track 2, the forward movement of the push plate 14 can drive the stacked cards 4 to move forwards until the front ends of the stacked cards 4 are in contact with the baffle 15; in a state where the shutter 15 is moved downward and hidden below the receiving rail 2, the push plate 14 is moved backward and reset.

One end of the push plate 14 passes through a transverse bar-shaped hole 16 on the side wall of the frame 1 and then is fixed on a first sliding block 17, the first sliding block 17 is arranged on a first guide rail 18 fixed on the side wall of the frame 1 and can slide back and forth, and the second driving structure acts on the first sliding block 17 and can drive the first sliding block 17 to slide back and forth.

The baffle 15 is fixed on the connecting plate 19, the connecting plate 19 is positioned below the bearing rail 2, one end of the connecting plate 19 penetrates through the longitudinal strip-shaped hole 20 on the side wall of the frame 1 and then is fixed on the second sliding block 23, the second sliding block 23 is arranged on the second guide rail 24 fixed on the side wall of the frame 1 and can slide up and down, and the second driving structure acts on the second sliding block 23 and can drive the second sliding block 23 to slide up and down. The baffle 15 is provided with two baffle plates, which are fixed on the connecting plate 19 at intervals, and the receiving rail 2 is provided with two through holes 22.

The twisting off rubber roll set 5 is arranged in front of the snapping rubber roll set 3, the twisting off rubber roll set 5 comprises two truncated cone rolls 51 which are oppositely arranged up and down, the average diameter of the truncated cone rolls 51 is larger than that of the cylindrical roll 31, and the truncated cone roll 51 positioned at the lower part is a driving roll; an auxiliary supporting pair roller set 7 is further arranged between the stretch breaking rubber roller set 3 and the twist breaking rubber roller set 5, the upper and lower positions of the auxiliary supporting rollers 71 positioned at the lower part of the auxiliary supporting pair roller set 7 are adjustable, and the auxiliary supporting rollers 71 at the lower part are spindle-shaped.

The accelerating roller set 6 is arranged in front of the twist-off rubber roller set 5, the accelerating roller set 6 comprises two accelerating rollers 61 which are oppositely arranged up and down, the accelerating roller 61 at the lower part is a driving roller, and the linear speed of the accelerating roller 61 at the lower part is larger than that of the cylindrical roller 31 at the lower part, namely the diameter of the accelerating roller 61 is larger than that of the cylindrical roller 31, and meanwhile, the diameter of the accelerating roller 61 is also larger than the average diameter of the truncated cone-shaped roller 51.

The working principle and process of the slitting device are as follows, as shown in fig. 7:

the cards 4 printed with the character plate unit patterns are cut by the slitting cutter structure 11 to form the strip-shaped cards 4 with the dotted line-shaped scores 41, the cards 4 are placed on the step-shaped drop face of the washboard, the circumferential circulation driving structure 25 acts to drive the shifting fork 26 to move towards the bearing track 2 along the direction of the gap X, and the pushing part 261 of the shifting fork 26 pushes the strip-shaped cards 4 placed on the washboard 10 to fold the cards 4 which are cut into the strip-shaped scores 41 into a pile and then push the pile onto the bearing track 2. When the pushing part 261 moves to a state of touching the receiving rail 2, the reset part 262 is separated from the supporting plate 28, and the shifting fork 26 can turn over under the blocking action of the receiving rail 2; when the fork 26 moves to a side away from the receiving rail 2, the side of the support plate 28 acts on the reset portion 262 to ensure that the pushing portion 261 vertically passes out of the gap X again for the next receipt.

The card 4 which is just placed on the bearing track 2 and is folded and stacked into a pile through the strip folding structure, the front edge and the rear edge of each card 4 are not aligned, the second driving structure drives the first sliding block 17 to drive the push plate 14 to move forwards, the push plate 14 drives the whole pile of cards 4 to move forwards until touching the baffle 15 which exposes the upper end face of the bearing track 2 upwards, under the action of the push plate 14 and the baffle 15, the front edge and the rear edge of each card 4 which are stacked together are guaranteed to be in an aligned state, then the second driving structure drives the first sliding block 17 to drive the push plate 14 to move backwards and reset, the third driving structure drives the second sliding block 23 to drive the baffle 15 to move downwards and reset, and then the conveying structure can act to drive the whole pile of cards 4 to move forwards slowly.

The conveying structure works according to the principle: the upper pressing roller 9 is driven by the first driving structure to move downwards relative to the lower conveying roller 8, the upper pressing roller 9 presses the stacked cards 4 between the lower conveying roller 8 and the upper pressing roller 9 to the lower conveying roller 8, and the lower conveying roller 8 rotates to drive the stacked cards 4 to be conveyed forwards along the bearing track 2.

And (3) breaking: the conveying structure conveys the stack of cards 4 arranged on the receiving track 2 to the stretch-breaking rubber roller set 3 along the receiving track 2, and then outputs the stack of cards after the stretch-breaking rubber roller set 5 and the accelerating roller set 6, the stretch-breaking rubber roller set 3 and the accelerating roller set 5 form differential stretch-breaking force, and the action of the truncated cone-shaped rollers 51 in the stretch-breaking rubber roller set 5 is combined, so that the stack of cards 4 are stretched at a differential speed while twisting, and the success rate of stretch-breaking of the stack of cards 4 is ensured.

After the stretch-breaking process is finished, the upper pressing roller 9 is driven by the first driving structure to move upwards relative to the lower conveying roller 8, and reset is finished for next conveying.

After the single cards 4 of each screw after the breaking enter a card conveying bin, after the cards in the card conveying bin reach a specified position, a card pushing cylinder starts a positioning device for pushing the card materials into a round corner trimming machine, the round corner trimming machine works to trim the whole circle of the stacked playing card units.

While the preferred embodiments of the present utility model have been described in detail, it is to be clearly understood that the same may be varied in many ways by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. The utility model provides a breaking mechanism of playing card cutting machine, includes frame (1), is equipped with on frame (1) and divides strip cutter structure (29), its characterized in that: and also comprises

The strip folding structure is arranged behind the strip dividing cutter structure (29) and is used for folding and stacking a plurality of cards (4) which are cut into strips and are carved with broken-line-shaped scores into a stack;

the receiving rail (2) is arranged at the side part of the strip folding structure and is used for receiving the cards (4) folded and stacked into a stack by the strip folding structure;

a conveying structure for conveying a stack of cards (4) placed on the receiving rail (2) forward along the receiving rail (2);

the stretch-breaking rubber roller set (3) is arranged in front of the receiving track (2), the stretch-breaking rubber roller set (3) comprises two cylindrical rollers (31) which are oppositely arranged up and down, and the cylindrical rollers (31) positioned at the lower part are driving rollers;

the twisting off rubber roller set (5) is arranged in front of the snapping rubber roller set (3), the twisting off rubber roller set (5) comprises two truncated cone-shaped rollers (51) which are oppositely arranged up and down, and the truncated cone-shaped rollers (51) positioned at the lower part are driving rollers;

the accelerating roller set (6) is arranged in front of the twist-off rubber roller set (5), the accelerating roller set (6) comprises two accelerating rollers (61) which are oppositely arranged up and down, the accelerating roller (61) at the lower part is a driving roller, and the linear speed of the accelerating roller (61) at the lower part is greater than that of the cylindrical roller (31) at the lower part;

an auxiliary supporting pair roller set (7) is further arranged between the stretch-breaking rubber roller set (3) and the twist-breaking rubber roller set (5), and the upper and lower positions of auxiliary supporting rollers (71) positioned at the lower part of the auxiliary supporting pair roller set (7) are adjustable.

2. The breaking mechanism of the playing card splitting machine according to claim 1, wherein: the conveying structure comprises a lower conveying roller (8) and an upper pressing roller (9) which are oppositely arranged up and down, a notch (21) for exposing the lower conveying roller (8) is formed in the bearing track (2), the upper pressing roller (9) is driven by a first driving structure to move up and down relative to the lower conveying roller (8), after the upper pressing roller (9) moves towards the direction close to the lower conveying roller (8), the upper pressing roller (9) presses the card (4) stacked between the lower conveying roller (8) and the upper pressing roller (9) to the lower conveying roller (8), and further the rotation of the lower conveying roller (8) can drive the card (4) stacked into a pile to be conveyed forwards along the bearing track (2).

3. The breaking mechanism of the playing card splitting machine according to claim 2, wherein: the utility model discloses a frame, including frame (1), upper compression roller (9), connecting rod (13) are fixed in pivot (11) that are located frame (1) lateral wall and are fixed with installation pole (12) on pivot (11) that can rotate around self axis, upper compression roller (9) rotate and install the outer end at installation pole (12), and the deflection of pivot (11) around self axis can drive the outer end of installation pole (12) relative conveying roller (8) reciprocates, is fixed with connecting rod (13) on pivot (11) that are located frame (1) lateral wall outside, and the upper and lower swing of connecting rod (13) outer end can drive pivot (11) and deflect around self axis, first drive structure acts on the outer end of connecting rod (13) and can drive connecting rod (13) outer end upper and lower swing.

4. The breaking mechanism of the playing card splitting machine according to claim 1, wherein: the rear part above the bearing rail (2) is provided with a push plate (14), the push plate (14) can slide back and forth along the bearing rail (2) under the action of a second driving structure, the front part below the bearing rail (2) is provided with a baffle plate (15), the bearing rail (2) is provided with a through hole (22) for the baffle plate (15) to pass through the bearing rail (2) upwards, and the baffle plate (15) can move up and down relative to the bearing rail (2) under the action of a third driving structure; under the state that the baffle plate (15) moves upwards to expose the upper end face of the bearing track (2), the forward movement of the push plate (14) can drive the stacked cards (4) to move forwards until the front ends of the stacked cards (4) are contacted with the baffle plate (15); the push plate (14) moves backwards to reset under the state that the baffle plate (15) moves downwards and is hidden below the bearing track (2).

5. The breaking mechanism of the playing card splitting machine according to claim 4, wherein: one end of the push plate (14) penetrates through a transverse strip-shaped hole (16) in the side wall of the frame (1) and then is fixed on a first sliding block (17), the first sliding block (17) is installed on a first guide rail (18) fixed on the side wall of the frame (1) and can slide forwards and backwards, and the second driving structure acts on the first sliding block (17) and can drive the first sliding block (17) to slide forwards and backwards.

6. The breaking mechanism of the playing card splitting machine according to claim 4, wherein: the baffle (15) is fixed on the connecting plate (19), the connecting plate (19) is located under the bearing rail (2), one end of the connecting plate (19) penetrates out of the longitudinal strip-shaped hole (20) in the side wall of the frame (1) and then is fixed on the second sliding block (23), the second sliding block (23) is installed on the second guide rail (24) fixed on the side wall of the frame (1) and can slide up and down, and the second driving structure acts on the second sliding block (23) and can drive the second sliding block (23) to slide up and down.

7. The breaking mechanism of the playing card splitting machine according to any one of claims 1 to 6, characterized in that: the strip folding structure comprises a washboard (10) for receiving cards (4) which are cut into strips and are carved with dotted lines, the surface of the washboard (10) is a step-shaped fall surface, at least two gaps (X) which are arranged along the left-right direction are arranged in the middle of the washboard (10), a circumferential circulation driving structure (25) is arranged at the position, corresponding to each gap, of the lower part of the washboard (10), a shifting fork (26) capable of performing circumferential circulation movement along with the circumferential circulation driving structure (25) is arranged on the circumferential circulation driving structure (25), and the shifting fork (26) can pass along the direction of the gaps (X) so as to fold the cards (4) which are cut into strips and are carved with the dotted lines and are placed on the washboard (10) into stacks and then push the stacks to the receiving track (2).

8. The breaking mechanism of the playing card splitting machine of claim 7, wherein: the shifting fork (26) is provided with a vertical pushing part (261), the lower end of the pushing part (261) is provided with a transverse reset part (262), the lower end of the pushing part (261) is hinged on the circumferential circulation driving structure (25), the reset part (262) is positioned at the outer side of the circumferential circulation driving structure (25), and a supporting plate (28) arranged along the left-right direction is arranged at the position, close to the gap (X), below the washboard (10); in a state that the pushing part (261) vertically penetrates out of the gap (X), the pushing part (261) is kept in a state that the pushing part vertically upwards penetrates out of the gap (X) by restraining between the bottom surface of the washboard (10) and the top surface of the supporting plate (28); when the pushing part (261) moves to a touch state with the receiving rail (2), the resetting part (262) leaves the supporting plate (28), and the shifting fork (26) can turn over under the blocking action of the receiving rail (2); when the shifting fork (26) moves to the side far away from the receiving track (2), the side part of the supporting plate (28) acts on the reset part (262) to ensure that the pushing part (261) vertically penetrates out of the gap (X) again.

9. The breaking mechanism of the playing card splitting machine of claim 8, wherein: the circumference circulation driving structure (25) is a chain transmission structure, the lower end of the pushing part (261) is hinged on a transmission chain of the chain transmission structure, two resetting parts (262) are arranged at intervals in the front-back direction and are respectively positioned at the front side and the back side of the transmission chain.

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