CN215618589U

CN215618589U - Stable-structure die cutting mechanism and die cutting machine using same

Info

Publication number: CN215618589U
Application number: CN202120864369.2U
Authority: CN
Inventors: 邹平
Original assignee: Shenzhen Reborn Precision Machinery Co ltd
Current assignee: Shenzhen Reborn Precision Machinery Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2022-01-25
Anticipated expiration: 2031-04-25

Abstract

The utility model belongs to the technical field of die cutting machines, and particularly relates to a die cutting mechanism with a stable structure and a die cutting machine using the die cutting mechanism. In the utility model, the movable seat body is driven to move up and down in the vertical direction through the eccentric transmission structure and finally matched with the die-cutting upper seat assembly to realize die-cutting work, and as the power source is arranged below and moves from bottom to top to provide power, compared with the die-cutting upper seat assembly which moves down to realize die-cutting, the vibration and noise can be greatly reduced; in addition, the eccentric transmission structure directly supports against the movable seat body, so that the movable seat body can be driven to move up and down stably, and vibration and noise can be further reduced.

Description

Stable-structure die cutting mechanism and die cutting machine using same

Technical Field

The utility model relates to the field of die cutting machines, in particular to a die cutting mechanism and a die cutting machine using the same.

Background

The die cutting machine is mainly used for printing and paper packaging, and has the working principle that a stencil carved by a steel knife, a hardware die, a steel wire or a steel plate is utilized, and a certain pressure is applied through a stamping plate to cut a printed product or a paperboard into a certain shape. The main parts of the die cutting machine are a die cutting platen and a press cutting mechanism, wherein the working principle of the die cutting device is as follows: the die cutting work is completed under the action of pressure, and the die cutting pressure is generated by pressing the movable platform and the upper fixed platform.

Most die cutting machines have unstable precision and pressure when die cutting products, and have large vibration and noise.

The utility model discloses a high-speed flat die-cutting machine of barocline (application number is 201620363797.6), connect workbin, power transmission mechanism, first die-cutting mechanism, second die-cutting mechanism, paper pulling mechanism, ejection of compact including feeding mechanism, feeding and connect workbin and winding mechanism, power transmission mechanism top is located to first die-cutting mechanism and second die-cutting mechanism, first die-cutting structure is including pressure regulating apron, a board, horizontal adjusting plate, pressure regulating front bezel, pressure regulating back plate, pressure regulating piece, pressure regulating seat, pressure regulating lead screw, main handle nut and main handle axle. The utility model discloses a what adopt is that the eccentric shaft passes through the connecting rod to be connected with the rocking arm, realizes the motion of rocking arm lever, finally realizes cross cutting work. The working principle has the problems of large vibration and noise, and unstable precision and pressure.

The full-automatic flat-cutter die-cutting device comprises a first flat-die-cutting side plate and a second flat-die-cutting side plate which are arranged in parallel, a cutter die is arranged between the first flat-die-cutting side plate and the second flat-die-cutting side plate, an eccentric cam transmission mechanism and an elastic piece righting mechanism are respectively connected between the first flat-die-cutting side plate and the second flat-die-cutting side plate, the eccentric cam transmission mechanism abuts against the lower end face of the cutter die, and the elastic piece righting mechanism is sleeved on the outer side edge of the lower portion of the cutter die. The device alleviates the problem of large vibration and noise in the prior art to a certain extent, but the situation of unstable precision and pressure still exists, and there is room for improvement in reducing vibration and noise.

Therefore, a need exists for a device that can solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, a primary object of the present invention is to provide a stable die cutting mechanism and a die cutting machine using the same, wherein the die cutting mechanism can greatly reduce vibration and noise generated during operation when applied to the die cutting machine.

The utility model also aims to provide a die-cutting mechanism with a stable structure and a die-cutting machine using the die-cutting mechanism.

Still another object of the present invention is to provide a die-cutting mechanism with a stable structure and a die-cutting machine using the same, which can conveniently adjust the die-cutting pressure without stopping for a long time or disassembling and assembling the die-cutting machine.

Another object of the present invention is to provide a die-cutting mechanism with a stable structure and a die-cutting machine using the same, which can facilitate partial replacement without requiring overall disassembly and replacement after a die-cutting support structure is damaged.

In order to achieve the above object, the present invention has the following technical means.

The die-cutting mechanism with a stable structure comprises a die-cutting lower seat assembly and is characterized in that the die-cutting lower seat assembly comprises a movable seat body and an eccentric transmission structure for driving the movable seat body to move up and down, and the eccentric transmission structure is located below the movable seat body and is abutted against the movable seat body. In the utility model, the movable seat body is driven to move up and down in the vertical direction through the eccentric transmission structure and finally matched with the die-cutting upper seat assembly to realize die-cutting work, and because the power source is arranged below and moves from bottom to top to provide power, compared with the die-cutting upper seat assembly which moves down to realize die-cutting, the moving part has light weight, and vibration and noise can be greatly reduced; in addition, the eccentric transmission structure directly supports against the movable seat body, so that the movable seat body can be driven to move up and down stably, and vibration and noise can be further reduced.

Furthermore, the eccentric transmission structure comprises at least one eccentric shaft, each eccentric shaft is sleeved with at least one transmission bearing and a mounting part for mounting the eccentric shaft, and the transmission bearings are abutted against the movable base body. In normal cross cutting working process, through being connected eccentric shaft and motor, can drive the eccentric shaft rotation through the motor, and then drive transmission bearing up-and-down motion, finally realize that transmission bearing drives movable pedestal and carries out steady up-and-down motion. The installed part can realize installing the eccentric shaft on the work position (like the frame) steadily, guarantees the holistic stability of eccentric transmission structure and life.

Furthermore, the eccentric transmission structure comprises two eccentric shafts, the two eccentric shafts are connected through gear transmission, mounting parts are sleeved at two ends of each eccentric shaft, stabilizing bearings are sleeved in the middle of each eccentric shaft, the transmission bearings are sleeved between the adjacent stabilizing bearings and the mounting parts, transmission bearing sleeves are sleeved on the transmission bearings, and the transmission bearings are abutted to the movable base body through the transmission bearing sleeves. In the concrete application, adopt two eccentric shafts can be fine guarantee the stability of supporting between eccentric shaft and the activity pedestal, the condition that the activity pedestal inclines to both ends can not appear. The installed part is installed respectively at both ends, can guarantee the stability of eccentric shaft itself in the course of working, also can let the eccentric shaft better bear the weight of activity pedestal, promotes the life-span of eccentric shaft. The setting of stabilizing the bearing can guarantee the holding power at eccentric shaft middle part, promotes the life of eccentric shaft, all cup jointed between adjacent stabilizing the bearing and the installed part transmission bearing all installs two transmission bearing housing on every eccentric shaft promptly, and four transmission bearing housing are total to two eccentric shafts, can form four strong points with the movable seat body, also can guarantee driven stability, effectively disperses the pressure that the eccentric shaft bore.

Preferably, the eccentric shaft driving device further comprises a mounting part for reinforcing the operation of the gear, the mounting part is sleeved on the eccentric shaft and forms a mounting position with the mounting part at one end of the eccentric shaft, and the gear is sleeved in the mounting position. The gear is also a component with strong stress when in work, so the arrangement of the structure can effectively protect the gear and ensure the stability of the gear in operation.

Furthermore, the mounting part comprises a supporting bearing and a supporting bearing seat, the supporting bearing is sleeved on the eccentric shaft, and the supporting bearing seat is sleeved on the supporting bearing.

Furthermore, the die-cutting lower seat assembly also comprises a positioning structure for enhancing the connection stability of the movable seat body and the eccentric transmission structure, and two ends of the positioning structure are respectively connected to the movable seat body and the eccentric transmission structure; the positioning structure comprises a positioning pin and a pin hole, the positioning pin is matched with the pin hole, the positioning pin is arranged on the transmission bearing sleeve, and the pin hole is arranged on the movable base body. The setting of location structure can guarantee that the motion on the horizontal direction can not take place between eccentric drive structure and the activity pedestal for stability between the structure is stronger, can guarantee the cross cutting precision of cross cutting in-process, reduces vibrations and the noise that cross cutting work produced simultaneously.

Furthermore, the movable seat body comprises a bottom plate base plate, a movable seat, at least two guide posts and a lifting gasket, wherein the bottom plate base plate is provided with a sliding block and is movably connected to the upper end surface of the movable seat through the sliding block, and the guide posts penetrate through the movable seat and are arranged on two sides of the movable seat so that the movable seat can move up and down along the guide posts; the lifting washer is fixedly connected to the lower end face of the movable seat, and the pin holes are formed in the lifting washer. The guide posts are preferably four, and are respectively and uniformly installed on two sides of the movable seat, and the arrangement of the guide posts can ensure the moving precision of the movable seat in the vertical direction, so that the die cutting precision is ensured. The base backing plate and the cross cutting seat of honour subassembly between form the cross cutting space, finally with the cross cutting die cutting of realizing the material of the cutter contact on the cross cutting seat of honour subassembly, the base backing plate passes through slider swing joint at the sliding seat up end, can damage or because when other circumstances need be replaced at the base backing plate, convenient replacement can reduce use cost. The lifting washer is made of metal materials, soft elastic materials are arranged in the pin hole, materials such as rubber and silica gel are arranged in the pin hole, the lifting washer is in contact with a transmission bearing sleeve on the eccentric transmission structure during working, the elastic buffering effect can be achieved, and meanwhile the pin hole can be matched with the positioning pin to achieve the positioning function.

Furthermore, the movable seat body further comprises a guide pillar pressing plate, the guide pillar pressing plate is fixedly connected with the upper portion of the guide pillar, a mounting gap is formed between the guide pillar pressing plate and the movable seat, more than two springs are arranged in the mounting gap, the top end of each spring is abutted against the guide pillar pressing plate, and the bottom end of each spring is abutted against the movable seat. The guide post pressing plate is arranged to fix the guide post together with the two fulcrums of the rack, so that the guide post can be conveniently installed on the rack in the final use process to realize the fixation of the guide post, and the guide post pressing plate can be fixed only by the rack; because the guide pillar clamp plate is fixed, the setting of spring can give one continuous decurrent power to the sliding seat for the sliding seat is in cross cutting work, all the time with the structural transmission bearing housing in close contact with of eccentric transmission, can make the structural transmission bearing housing of eccentric transmission can be stable all the time with power transmission to the sliding seat like this, avoid having the movable gap between the structure, can guarantee the cross cutting progress, also can prevent to have the movable gap at the during operation between the part, continuous collision and damage.

Further, this die-cutting mechanism still includes cross cutting seat of honour subassembly, form the cross cutting space between activity pedestal and the cross cutting seat of honour subassembly, cross cutting seat of honour subassembly includes cross cutting seat of honour main part, pressure regulating structure and two above stands, the stand is evenly installed in cross cutting seat of honour main part, and the stand forms installation space with the lower part of cross cutting seat of honour main part, the pressure regulating structure is installed in cross cutting seat of honour main part, and is located the installation space. The pressure regulating structure is directly arranged on the die cutting upper seat assembly.

Furthermore, the pressure regulating structure comprises an upper pressurizing inclined block, a lower pressurizing inclined block and a pressure regulating handle set, the upper pressurizing inclined block and the lower pressurizing inclined block are wedge block mechanisms, the inclined planes of the upper pressurizing inclined block and the lower pressurizing inclined block are in fit arrangement, the pressure regulating handle set is connected with the upper pressurizing inclined block to drive the upper pressurizing inclined block to move, and then the lower pressurizing inclined block is driven to move up and down to realize pressure regulation. In the utility model, the matching of the upper pressurizing inclined block and the lower pressurizing inclined block is adopted, and the distance between the die cutting upper seat assembly and the die cutting lower seat assembly is adjusted, so that the die cutting pressure can be changed, and the pressure regulation is finally realized. The pressure regulating handle group can be a screw rod, threads matched with the screw rod are arranged in the upper pressurizing inclined block, and the upper pressurizing inclined block moves by rotating the screw rod.

Furthermore, the die-cutting upper seat assembly further comprises a longitudinal adjusting plate, an angle adjusting plate, a longitudinal adjusting handle set and an angle adjusting handle set, wherein the longitudinal adjusting plate, the angle adjusting plate and the upper pressurizing inclined block are sequentially connected from top to bottom, the longitudinal adjusting handle set is connected with the longitudinal adjusting plate to drive the longitudinal adjusting plate to move up and down, and the angle adjusting handle set is connected with the angle adjusting plate to drive the angle adjusting plate to adjust the angle. The longitudinal adjusting plate can realize the whole left-right movement of the pressure adjusting structure, and the arrangement of the angle adjusting plate can realize the horizontal angle adjustment of the pressure adjusting structure. All structures are arranged on the die cutting upper seat assembly, and adjustment of all dimensions of the whole device is conveniently carried out before processing.

Furthermore, the die cutting mechanism also comprises a motor, and the motor is in driving connection with the eccentric shaft.

In order to achieve the purpose, the utility model also provides a die-cutting machine applying the die-cutting mechanism with a stable structure, which comprises a tension bellows mechanism, a paper passing mechanism, a rack, the die-cutting mechanism and a paper pulling mechanism, wherein the die-cutting mechanism is arranged on the rack, and the tension bellows mechanism, the paper passing mechanism, the die-cutting mechanism and the paper pulling mechanism are sequentially connected to form a die-cutting processing path.

Furthermore, the tension air pumping box mechanism comprises an air pumping box, a sliding plate, a tension air box bearing, a guide rod, a fan and an air mask; the tension air box bearing is fixed on the sliding plate through a bolt, the tension air box bearing is connected on the guide rod, the guide rod is fixed on the air pumping box through a bolt, the fan and the air mask are fixed on the air pumping box through a bolt, and the air pumping box is fixed on the rack through a bolt.

Further, the paper pulling mechanism comprises a paper pulling side plate connecting seat, a paper pulling side plate, a paper passing plate, a paper pulling roller group, a paper pressing wheel group, a paper pressing roller group and a paper guide plate group; the paper passing plate is fixed on the paper pulling side plate through a bolt, the paper pulling roller group is connected on the paper pulling side plate through a bolt, the paper pressing roller group is fixed on the paper pulling side plate through a bolt, the paper guide plate group is fixed on the paper pulling side plate through a bolt, the paper pulling side plate is fixed on a paper pulling side plate connecting seat through a bolt, and the paper pulling side plate connecting seat is connected on the rack through a bolt.

Further, the paper passing mechanism comprises a paper passing side plate, an adjusting paper blocking block group, an arc-shaped paper passing plate, a bottom plate, a paper guide roller group, a paper blocking sleeve shaft group and a paper passing side plate connecting seat; the paper blocking device is characterized in that the adjusting paper blocking block group is fixed on the paper passing side plate through a bolt, the arc-shaped paper passing plate is connected on the paper passing side plate through a bolt, the bottom plate is fixed on the paper passing side plate through a bolt, the paper blocking sleeve shaft group is fixed on the paper passing side plate through a bolt, the paper passing side plate is fixed on the paper passing side plate connecting seat through a bolt, and the paper passing side plate connecting seat is connected on the rack through a bolt.

The utility model has the beneficial effects that: compared with the prior art, the die-cutting machine has the advantages that the movable seat body is driven to move up and down in the vertical direction through the eccentric transmission structure and finally matched with the die-cutting upper seat assembly to realize die-cutting work, and compared with the prior art, the power source is arranged below and provides power by moving from bottom to top, the die-cutting upper seat assembly moves downwards to realize die-cutting, and vibration and noise can be greatly reduced due to the light weight of the moving part; in addition, the eccentric transmission structure directly supports against the movable seat body, so that the movable seat body can be driven to stably move up and down, and vibration and noise can be further reduced; meanwhile, the positioning structure can ensure that the eccentric transmission structure and the movable base body cannot move in the horizontal direction, so that the stability between the structures is stronger, the die cutting precision in the die cutting process can be ensured, and the vibration and noise generated by the die cutting work are reduced.

Drawings

Fig. 1 is a perspective view of an eccentric transmission structure of a stable die cutting mechanism according to the present invention.

Fig. 2 is a schematic cross-sectional structure of fig. 1.

Fig. 3 is a perspective view of the movable base of the stable structure die-cutting mechanism of the utility model.

Fig. 4 is a schematic cross-sectional structure of fig. 3.

Fig. 5 is a schematic cross-sectional structure view of a die cutting upper seat assembly of a die cutting mechanism with a stable structure.

Fig. 6 is a schematic cross-sectional structure diagram of the connection between the motor and the die-cutting lower seat assembly of the die-cutting mechanism with a stable structure.

Fig. 7 is a schematic cross-sectional view of a die cutting machine using a stable die cutting mechanism according to the present invention.

FIG. 8 is a schematic cross-sectional view of a tension bellows mechanism of a die cutting machine utilizing a die cutting mechanism of a stable construction in accordance with the present invention.

Fig. 9 is a schematic cross-sectional view of a paper passing machine of a die cutter using a stable structure die cutting mechanism according to the present invention.

Fig. 10 is a schematic cross-sectional view of a paper pulling mechanism of a die cutting machine using a stable structure die cutting mechanism according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-6, a stable structure of a die cutting mechanism, including a die cutting upper seat assembly 1 and a die cutting lower seat assembly 2, characterized in that, the die cutting lower seat assembly 2 includes a movable seat body 21 and an eccentric transmission structure 22 driving the movable seat body 21 to move up and down, a die cutting space is formed between the movable seat body 21 and the die cutting upper seat assembly 1, the eccentric transmission structure 22 is located below the movable seat body 21 and is abutted against the movable seat body 21; the die-cutting lower base assembly 2 further comprises a positioning structure 23 for enhancing the connection stability of the movable base body 21 and the eccentric transmission structure 22, and two ends of the positioning structure 23 are respectively connected to the movable base body 21 and the eccentric transmission structure 22. In the utility model, the eccentric transmission structure 22 drives the movable seat body 21 to move up and down in the vertical direction and finally to be matched with the die-cutting upper seat assembly 1 to realize die-cutting work, and because the power source is arranged below and moves from bottom to top to provide power, compared with the mode that the die-cutting upper seat assembly 1 moves down to realize die-cutting, the moving part has light weight, so that vibration and noise can be greatly reduced; in addition, the eccentric transmission structure 22 directly supports against the movable seat body 21, so that the movable seat body 21 can be driven to stably move up and down, and vibration and noise can be further reduced; meanwhile, the positioning structure 23 is arranged, so that the eccentric transmission structure 22 and the movable base body 21 can not move in the horizontal direction, the stability between the structures is stronger, the die cutting precision in the die cutting process can be ensured, and the vibration and noise generated by the die cutting work are reduced.

In this embodiment, the eccentric transmission structure 22 includes at least one eccentric shaft 221, each eccentric shaft 221 is sleeved with at least one transmission bearing 222 and a mounting part 223 for mounting the eccentric shaft 221, and the transmission bearing 222 abuts against the movable base 21. In the normal die cutting process, the eccentric shaft 221 is connected to the motor, so that the motor can drive the eccentric shaft 221 to rotate, and further drive the transmission bearing 222 to move up and down, and finally the transmission bearing 222 drives the movable base 21 to move up and down stably. The mounting part can realize that the eccentric shaft 221 is stably mounted on a working position (such as a frame), and the integral stability and the service life of the eccentric transmission structure 22 are ensured. Preferably, the eccentric transmission structure 22 includes two eccentric shafts 221, the two eccentric shafts 221 are connected by the gear 3 in a transmission manner, the mounting part 223 is sleeved at two ends of each eccentric shaft 221, the stabilizing bearing 9 is sleeved at the middle part of each eccentric shaft 221, the transmission bearing 222 is sleeved between the adjacent stabilizing bearing 9 and the mounting part 223, the transmission bearing 224 is sleeved on the transmission bearing 222, and the transmission bearing 222 is abutted to the movable seat 21 through the transmission bearing 224. In specific application, the stability of the support between the eccentric shafts 221 and the movable base body 21 can be well guaranteed by adopting the two eccentric shafts 221, the situation that the movable base body 21 inclines towards two ends can not occur, and the precision and the stability of die cutting processing can be further guaranteed. The mounting parts 223 are respectively mounted at two ends, so that the stability of the eccentric shaft 221 in the machining process can be guaranteed, the eccentric shaft 221 can better bear the weight of the movable base body 21, and the service life of the eccentric shaft is prolonged. All cup jointed driving bearing 222 between adjacent stable bearing and the installed part 223, all install driving bearing housing 224 on every eccentric shaft 221 promptly, four driving bearing housings 224 are total to two eccentric shafts 221, can form four strong points with activity pedestal 21, also can guarantee driven stability, the pressure that effectively dispersion eccentric shaft 221 bore. Preferably, the present embodiment may further include a mounting member 223 for reinforcing the operation of the gear 3, the mounting member 223 is sleeved on the eccentric shaft 221, and forms a mounting position with the mounting member 223 at one end of the eccentric shaft 221, and the gear 3 is sleeved in the mounting position. Because the gear 3 is also a component with strong stress when in work, the gear 3 can be effectively protected by the arrangement of the structure, and the stability of the operation of the gear 3 is ensured, thereby ensuring the stability of the whole die cutting work.

In this embodiment, the mounting member 223 includes a support bearing 2231 and a support bearing support 2232, the support bearing 2231 is sleeved on the eccentric shaft 221, and the support bearing support 2232 is sleeved on the support bearing 2231. The support bearing 2231 and the support bearing seat 2232 are matched to enable the mounting part 223 to realize the support function without interfering with the normal rotation of the eccentric shaft 221, and therefore, the cost is low, the precision is high, and the structure is stable.

In the present embodiment, the positioning structure 23 includes a positioning pin 231 and a pin hole 232, the positioning pin 231 is matched with the pin hole 232, the positioning pin 231 is disposed on the transmission bearing housing 224, and the pin hole 232 is disposed on the movable base 21. The setting of locating pin 231 and pinhole 232 can guarantee that drive bearing housing 224 supports and holds back on activity pedestal 21, guarantees that the position relation between drive bearing housing 224 and the activity pedestal 21 is stable, can not take place relative motion by a wide margin, when guaranteeing the stability of cross cutting processing, can prevent to take place unusual friction and wearing and tearing between drive bearing housing 224 and the activity pedestal 21.

In this embodiment, the movable base 21 includes a bottom plate pad 211, a movable base 212, at least two guide posts 213 and a lifting washer 214, the bottom plate pad 211 is provided with a slider 215 and movably connected to the upper end surface of the movable base 212 through the slider 215, and the guide posts 213 penetrate through the movable base 212 and are installed on two sides of the movable base 212, so that the movable base 212 can move up and down along the guide posts 213; the lifting washer 214 is fixedly connected to the lower end surface of the movable seat 212, and the lifting washer 214 is provided with a pin hole 232. The guide posts 213 are preferably four and are respectively and uniformly installed on two sides of the movable seat 212, and the arrangement of the guide posts 213 can ensure the moving precision of the movable seat 212 in the vertical direction, so as to ensure the die cutting precision. The base backing plate 211 forms the cross cutting space with cross cutting seat of honour subassembly 1 between, finally with the cross cutting of the last cutter contact realization material of cross cutting seat of honour subassembly 1, base backing plate 211 passes through slider 214 swing joint at sliding seat 212 up end, can damage or because other circumstances need be replaced when base backing plate 211, convenient replacement, and need not like prior art wholly replace sliding seat 212, can reduce use cost. The lifting washer 214 is made of metal materials, the pin hole is provided with soft elastic materials, such as rubber and silica gel, and the lifting washer is in contact with the transmission bearing sleeve 224 on the eccentric transmission structure 22 during working, so that the elastic buffering effect can be achieved, the pin hole 232 is arranged at the same time, the positioning function can be achieved by matching with the positioning pin 231, the large-amplitude relative motion on the plane is not generated between the movable seat 212 and the transmission bearing sleeve 224, and abnormal abrasion is prevented.

In this embodiment, the movable base 21 further includes a guide pillar pressing plate 216, the guide pillar pressing plate 216 is fixedly connected to the upper portion of the guide pillar 213, an installation gap is formed between the guide pillar pressing plate 216 and the movable base 212, two or more springs 217 are disposed in the installation gap, the top end of each spring 217 is abutted against the guide pillar pressing plate 216, and the bottom end of each spring 217 is abutted against the movable base 212. The guide post pressing plate 216 is arranged to fix the guide post 213 together with two supporting points of the rack, so that the guide post 213 can be conveniently installed on the rack in the final use process to fix the guide post 213, and the guide post pressing plate 216 can be fixed only by the rack; because the guide pillar clamp plate 216 is fixed, the setting of spring 217 can give the sliding seat 212 a continuous downward power for the sliding seat 212 in the cross cutting work, all the time with the driving bearing housing 224 in close contact with on the eccentric transmission structure 22, can make the driving bearing housing 224 on the eccentric transmission structure 22 can be stable all the time with power transmission to the sliding seat 212 like this, avoid having the movable gap between the structure, can guarantee the cross cutting progress, also can prevent to have the movable gap between the part at the during operation, continuously collide and damage.

In this embodiment, the die-cutting upper seat assembly 1 includes a die-cutting upper seat main body 11, a pressure regulating structure 12 and two or more columns 13, the columns 13 are uniformly installed on the die-cutting upper seat main body 11, the columns 13 and the lower portion of the die-cutting upper seat main body 11 form an installation space, and the pressure regulating structure 12 is installed on the die-cutting upper seat main body 11 and is located in the installation space. Pressure regulating structure 12 directly sets up on cross cutting seat of honour subassembly 1, compares in prior art with pressure regulating structure 12 setting under the cross cutting in seat of honour subassembly 2, convenient regulation need not to stop for a long time and debugs.

In this embodiment, the pressure regulating structure 12 includes an upper pressurizing inclined block 121, a lower pressurizing inclined block 122 and a pressure regulating handle set 123, the upper pressurizing inclined block 121 and the lower pressurizing inclined block 122 are wedge block mechanisms, inclined planes of the wedge block and the upper pressurizing inclined block are arranged in a fitting manner, and the pressure regulating handle set 123 is connected with the upper pressurizing inclined block 121 to drive the upper pressurizing inclined block 121 to move, so as to drive the lower pressurizing inclined block 122 to move up and down to realize pressure regulation. In the utility model, the upper pressurizing inclined block 121 and the lower pressurizing inclined block 122 are matched to realize the adjustment of the up-and-down movement of the lower pressurizing inclined block 122, and the actually adjusted distance is the distance between the die cutting upper seat assembly 1 and the die cutting lower seat assembly 2, so that the die cutting pressure can be changed under the condition of well set program, and the pressure adjustment is finally realized. The pressure regulating handle set 123 may be a screw, a thread adapted to the screw is provided in the upper pressurizing inclined block 121, and the movement of the upper pressurizing inclined block 121 is realized by rotating the screw. Of course, other configurations are possible as long as the movement of the upper pressing swash block 121 can be achieved.

In this embodiment, the die-cutting upper seat assembly 1 further includes a longitudinal adjusting plate 14, an angle adjusting plate 15, a longitudinal adjusting handle set 16 and an angle adjusting handle set 17, the longitudinal adjusting plate 14, the angle adjusting plate 15 and the upper pressurizing oblique block 121 are sequentially connected from top to bottom, the longitudinal adjusting handle set 16 is connected with the longitudinal adjusting plate 14 to drive the longitudinal adjusting plate 14 to move left and right, and the angle adjusting handle set 17 is connected with the angle adjusting plate 15 to drive the angle adjusting plate 15 to adjust the angle. The longitudinal adjusting handle set 16 and the angle adjusting handle set 17 are both in the prior art, as long as the longitudinal adjusting plate 14 can be driven to move up and down and the angle adjusting plate 15 can be driven to adjust the angle respectively. The longitudinal adjusting plate 14 can realize the overall left-right movement of the pressure adjusting structure 12, and the angle adjusting plate 15 can realize the horizontal angle adjustment of the pressure adjusting structure 12. All structures are arranged on the die-cutting upper seat assembly 1, and the whole device is conveniently adjusted in all dimensions before processing.

In this embodiment, the die cutting mechanism further comprises a motor 4, and the motor 4 is in driving connection with the eccentric shaft 221.

Referring to fig. 7-10, in order to achieve the above object, the present invention further provides a die cutting machine using a die cutting mechanism with a stable structure, the die cutting machine includes a tension bellows mechanism 5, a paper passing mechanism 6, a frame 7, a die cutting mechanism and a paper pulling mechanism 8, the die cutting mechanism is mounted on the frame 7, and the tension bellows mechanism 5, the paper passing mechanism 6, the die cutting mechanism and the paper pulling mechanism 8 are sequentially connected to form a die cutting processing path. Wherein, the tension bellows mechanism 5, the paper passing mechanism 6, the frame 7 and the paper pulling mechanism 8 are all the prior art.

In the present embodiment, the tension bellows mechanism 5 includes a bellows 51, a slide plate 52, a tension bellows bearing 53, a guide rod 54, a fan 55, and a wind cover 56; the tension bellows bearing 53 is fixed to the slide plate 52 by a bolt, the tension bellows bearing 53 is connected to the guide rod 54, the guide rod 54 is fixed to the suction bellows 51 by a bolt, the fan 55 and the air bag cover 56 are fixed to the suction bellows 51 by a bolt, and the suction bellows 51 is fixed to the frame 7 by a bolt.

In this embodiment, the paper pulling mechanism 8 includes a paper pulling side plate connecting seat 81, a paper pulling side plate 82, a paper passing plate 83, a paper pulling roller group 84, a paper pressing roller group 85, a paper pressing roller group 86, and a paper guide plate group 87; the paper passing plate 83 is fixed on the paper pulling side plate 82 through a bolt, the paper pulling roller group 84 is connected on the paper pulling side plate 82 through a bolt, the paper pressing roller group 85 is fixed on the paper pulling side plate 82 through a bolt, the paper pressing roller group 86 is fixed on the paper pulling side plate 82 through a bolt, the paper guide plate group 87 is fixed on the paper pulling side plate 82 through a bolt, the paper pulling side plate 82 is fixed on the paper pulling side plate connecting seat 81 through a bolt, and the paper pulling side plate connecting seat 81 is connected on the frame 7 through a bolt.

In this embodiment, the paper feeding mechanism 6 includes a paper feeding side plate 61, an adjusting paper blocking block group 62, an arc paper feeding plate 63, a bottom plate 64, a paper guide roller group 65, a paper blocking sleeve shaft group 66, and a paper feeding side plate connecting seat 67; the adjusting paper blocking block group 62 is fixed on the paper passing side plate 61 through a bolt, the arc-shaped paper passing plate 63 is connected on the paper passing side plate 61 through a bolt, the bottom plate 64 is fixed on the paper passing side plate 61 through a bolt, the paper blocking sleeve shaft group 66 is fixed on the paper passing side plate 61 through a bolt, the paper passing side plate 61 is fixed on the paper passing side plate connecting seat 67 through a bolt, and the paper passing side plate connecting seat 67 is connected on the rack 7 through a bolt.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The die-cutting mechanism with a stable structure comprises a die-cutting lower seat assembly and is characterized in that the die-cutting lower seat assembly comprises a movable seat body and an eccentric transmission structure for driving the movable seat body to move up and down, and the eccentric transmission structure is located below the movable seat body and is abutted against the movable seat body.

2. The stable structure of die cutting mechanism as claimed in claim 1, wherein said eccentric transmission structure comprises at least one eccentric shaft, each eccentric shaft is sleeved with at least one transmission bearing and a mounting member for mounting the eccentric shaft, and said transmission bearing is abutted against the movable base.

3. The stable structure of the die cutting mechanism of claim 2, wherein the eccentric transmission structure comprises two eccentric shafts, the two eccentric shafts are connected by gear transmission, the two ends of each eccentric shaft are sleeved with the mounting parts, the middle part of each eccentric shaft is sleeved with the stabilizing bearing, the transmission bearing is sleeved between the adjacent stabilizing bearing and the mounting part, the transmission bearing is sleeved with the transmission bearing sleeve, and the transmission bearing is abutted against the movable base body through the transmission bearing sleeve.

4. A structurally sound die cutting mechanism as claimed in claim 3, wherein the mounting member includes a support bearing journalled on the eccentric shaft and a support bearing seat journalled on the support bearing.

5. The stable structure of a die-cutting mechanism as claimed in claim 3, wherein said die-cutting lower base assembly further comprises a positioning structure for enhancing the stability of the connection between the movable base and the eccentric transmission structure, and two ends of said positioning structure are respectively connected to the movable base and the eccentric transmission structure;

the positioning structure comprises a positioning pin and a pin hole, the positioning pin is matched with the pin hole, the positioning pin is arranged on the transmission bearing sleeve, and the pin hole is arranged on the movable base body.

6. The stable structure of the die-cutting mechanism of claim 5, wherein the movable base includes a bottom plate backing plate, a movable base, at least two guide posts and a lifting washer, the bottom plate backing plate is provided with a slide block and is movably connected to the upper end surface of the movable base through the slide block, the guide posts penetrate through the movable base and are installed on two sides of the movable base, so that the movable base can move up and down along the guide posts; the lifting washer is fixedly connected to the lower end face of the movable seat, and the pin holes are formed in the lifting washer.

7. The stable structure of claim 6, wherein the movable base further comprises a guide post pressing plate, the guide post pressing plate is fixedly connected to the upper portion of the guide post, and a mounting gap is formed between the guide post pressing plate and the movable base, two or more springs are disposed in the mounting gap, the top end of each spring abuts against the guide post pressing plate, and the bottom end of each spring abuts against the movable base.

8. The stable structure of a die cutting mechanism of claim 1, characterized in that, this die cutting mechanism still includes the die cutting seat of honour subassembly, form the cross cutting space between activity pedestal and the die cutting seat of honour subassembly, the die cutting seat of honour subassembly includes the die cutting seat of honour main part, pressure regulating structure and two or more stands, the stand is evenly installed in the die cutting seat of honour main part, and the stand forms installation space with the lower part of the die cutting seat of honour main part, pressure regulating structure installs in the die cutting seat of honour main part, and is located the installation space.

9. The stable structure die-cutting mechanism of claim 8, wherein the pressure regulating structure comprises an upper pressure inclined block, a lower pressure inclined block and a pressure regulating handle set, the upper pressure inclined block and the lower pressure inclined block are wedge block mechanisms, the inclined surfaces of the upper pressure inclined block and the lower pressure inclined block are arranged in a fit manner, and the pressure regulating handle set is connected with the upper pressure inclined block to drive the upper pressure inclined block to move and further drive the lower pressure inclined block to move up and down to realize pressure regulation;

the die-cutting upper seat assembly further comprises a longitudinal adjusting plate, an angle adjusting plate, a longitudinal adjusting handle set and an angle adjusting handle set, wherein the longitudinal adjusting plate, the angle adjusting plate and the upper pressurizing inclined block are sequentially connected from top to bottom, the longitudinal adjusting handle set is connected with the longitudinal adjusting plate to drive the longitudinal adjusting plate to move up and down, and the angle adjusting handle set is connected with the angle adjusting plate to drive the angle adjusting plate to adjust the angle.

10. A die cutting machine using a die cutting mechanism with a stable structure is characterized by comprising a tension bellows mechanism, a paper passing mechanism, a machine frame, a paper pulling mechanism and the die cutting mechanism according to any one of claims 1 to 9, wherein the die cutting mechanism is arranged on the machine frame, and the tension bellows mechanism, the paper passing mechanism, the die cutting mechanism and the paper pulling mechanism are sequentially connected to form a die cutting processing path.