CN211307258U

CN211307258U - Automatic die cutting machine for shell sleeve

Info

Publication number: CN211307258U
Application number: CN201921863481.3U
Authority: CN
Inventors: 叶善织; 廖许新; 任新强; 卢文丁
Original assignee: Guangdong Zaoyu Lixun Intelligent Technology Co ltd
Current assignee: Guangdong Zaoyu Lixun Intelligent Technology Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-21
Anticipated expiration: 2029-10-31

Abstract

The utility model provides an automatic die-cutting machine of shell cover, which comprises a frame, be equipped with in the frame and get material manipulator, feeding mechanism and die-cutting mechanism, feeding mechanism includes feeding seat and control feeding seat towards the actuating mechanism of die-cutting mechanism direction motion, be equipped with the locating component who is used for fixing a position the shell cover on the feeding seat, it is used for flattening the shell cover on the feeding seat to press the subassembly and be used for snatching the material subassembly of getting of shell cover to get to be equipped with on the material manipulator, the utility model discloses be favorable to controlling the shell cover mouth of a river excision stable in quality, realize full automated production, shorten production cycle, reduce the manufacturing cost of enterprise, improve production efficiency and protective housing, simultaneously, the structure sets up simply rationally, can realize that the shell cover of equidimension not carries out the die-cut operation.

Description

Automatic die cutting machine for shell sleeve

Technical Field

The utility model relates to a die-cut equipment technical field, concretely relates to automatic die-cutting machine of shell cover.

Background

After the plastic products are molded, the products are provided with water gaps, and the water gaps are required to be cut off for some plastic products with appearance requirements, such as mobile phone casings. The existing nozzle cutting mode is mainly realized by adopting a semi-automatic punching jig, the shell sleeve is manually placed on the nozzle punching jig, then the nozzle is cut by operating the punching jig, and the shell sleeve after cutting the nozzle is taken down.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the disappearance that prior art exists, provide an automatic die-cutting machine of shell, it is favorable to controlling the shell mouth of a river excision stability of quality, realizes full automated production, shortens production cycle, reduces enterprise's manufacturing cost, improves production efficiency and protection shell, and simultaneously, the structure sets up simply rationally, can realize that the not shell of equidimension carries out the die-cut operation in mouth of a river, and the commonality is good, does benefit to and uses widely.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the automatic die cutting machine for the shell comprises a rack, wherein a material taking mechanical arm, a feeding mechanism and a die cutting mechanism are arranged on the rack, the feeding mechanism comprises a feeding seat and a driving mechanism for controlling the feeding seat to move towards the direction of the die cutting mechanism, a positioning assembly for positioning the shell is arranged on the feeding seat, and a pressing assembly for pressing the shell on the feeding seat and a material taking assembly for grabbing the shell are arranged on the material taking mechanical arm.

As an optimal scheme, the material taking manipulator still includes the manipulator base, the manipulator base is located the frame, be equipped with first slide rail on the manipulator base, be equipped with on the first slide rail and get the material slide and control and get the drive assembly of material slide along first slide rail motion, it gets the material subassembly to be equipped with on the material slide, the both ends of manipulator base all are equipped with and are used for carrying out the buffering to getting the material slide motion and glue the piece.

As an optimal scheme, drive assembly includes motor, hold-in range, initiative synchronizing wheel and driven synchronizing wheel pass through the hold-in range and connect, the rotation axis of initiative synchronizing wheel and motor is connected, it passes through splint and hold-in range to get the material slide and is connected.

As an optimal scheme, be equipped with the lift cylinder on getting the material slide, the movable joint of lift cylinder is equipped with the lifter plate, it includes the sucking disc to get the material subassembly, the lifter plate below is equipped with the flitch of inhaling that is used for installing the sucking disc, it is connected with the lifter plate to inhale the flitch.

As a preferred scheme, the pressing component comprises a pressing plate, a pressing rod and pressing rollers arranged on the pressing rod, the pressing plate is connected with the lifting plate and located on the front side of the material suction plate, the pressing plate and the material suction plate move along with the material taking sliding seat, a pressing rod mounting sleeve is arranged on the pressing plate, the pressing rod is movably mounted in the pressing rod mounting sleeve, and a buffer spring enabling the pressing rod to always move downwards is arranged in the pressing rod mounting sleeve.

As a preferable scheme, the positioning assembly comprises fixed positioning blocks, a first positioning block, a second positioning block and a third positioning block which correspond to four internal corners of the shell, the feeding seat is provided with a first air cylinder for controlling the first positioning block to move vertically to the side edge of the shell, and a second air cylinder and a third air cylinder which are respectively used for controlling the second positioning block and the third positioning block to move obliquely along the corresponding internal corners of the shell, the rack is provided with a second slide rail, the feeding seat is mounted on the second slide rail through a slide block in a front-back motion manner, the driving mechanism comprises a feeding air cylinder, and a movable joint of the feeding air cylinder is connected with the feeding seat.

As a preferred scheme, a front positioning seat and a rear positioning seat are respectively arranged at the front end and the rear end of the feeding seat, a fixed positioning block is installed on one side of the front positioning seat, a first guide groove is formed in the other side of the feeding seat, a first guide plate is arranged in the first guide groove, a first positioning block is installed on the first guide plate, the first guide plate is connected with a movable joint of a first air cylinder, a second guide groove and a third guide groove are respectively formed in the rear positioning seat, a second guide plate and a third guide plate are respectively arranged in the second guide groove and the third guide groove, a second positioning block is installed on the second guide plate, the second guide plate is connected with a movable joint of a second air cylinder, a third positioning block is installed on the third guide plate, and the third guide plate is connected with a movable joint of a third air cylinder.

As an optimal scheme, second guide way and third guide way are the cross setting, the lower surface of second deflector and the upper surface of third deflector all are equipped with the groove that moves back that is used for avoiding second deflector and third deflector collision each other, the top of second guide way and third guide way is equipped with the limiting plate that is used for restricting second deflector and third deflector motion, all be equipped with the regulating plate on second deflector and the third deflector, all be equipped with adjusting screw on the regulating plate, be equipped with the face of pressing that supports that corresponds with adjusting screw on the limiting plate.

As a preferred scheme, the punching mechanism comprises an upper cutter and a punching cylinder for controlling the upper cutter to move up and down, a detachable lower cutter is arranged on the front positioning seat, the lower cutter is positioned between the fixed positioning block and the first positioning block, and a punching hole corresponding to the upper cutter is arranged on the lower cutter.

As a preferred scheme, the punching mechanism further comprises an upper cutter mounting seat, an upper cutter mounting hole corresponding to the upper cutter is formed in the upper cutter mounting seat, the upper cutter is mounted in the upper cutter mounting hole, a baffle plate used for limiting upward movement of the upper cutter is mounted on the upper surface of the upper cutter mounting seat, a lifting seat is mounted on the upper surface of the baffle plate, a punching air cylinder seat is arranged above the lifting seat, a movable joint of the punching air cylinder is connected with the lifting seat, a prepressing block is arranged below the upper cutter mounting seat, a abdicating hole corresponding to the upper cutter is formed in the prepressing block, a pressure spring enabling the prepressing block to always move downwards is arranged between the lifting seat and the prepressing block, a guide post extending downwards is arranged on the upper cutter mounting seat, and a linear bearing positioning seat corresponding to the guide post is arranged on the front positioning seat.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, specifically speaking, 1, through setting up the material taking manipulator, feeding mechanism and die-cutting mechanism in the frame, feeding mechanism includes the feed table and controls the feed table towards the actuating mechanism of die-cutting mechanism direction motion, set up the locating component that is used for fixing a position the shell on the feed table, set up the resisting pressure subassembly that is used for flattening the shell on the feed table and the material taking subassembly that is used for snatching the shell on the material taking manipulator, the automatic die-cutting machine of this shell can improve the stability of shell mouth of a river excision quality, realize full automated production, shorten production cycle, improve production efficiency, reduce enterprise manufacturing cost; 2. the lifting plate is provided with the sucker, the abutting roller and the buffer spring, the abutting roller moves from front to back, the shell sleeve is pressed on the positioning assembly in a pressing mode, the punching precision and the production efficiency of the water gap of the shell sleeve are improved, the buffer spring plays a role in buffering, and the shell sleeve is protected from being damaged by pressing; 3. the fixed positioning blocks, the first positioning blocks, the second positioning blocks and the third positioning blocks which correspond to the four inner corners of the shell sleeve are arranged, and the limit blocks and the adjusting screws are arranged to adjust the strokes of the second positioning blocks and the third positioning blocks, so that the structure is simple and reasonable to set, the shell sleeves with different sizes can be subjected to water gap punching operation, the universality is good, and the popularization and the use are facilitated; 4. through setting up the buffering rubber block, the phenomenon that acutely rocks appears when avoiding getting the material slide and moving first slide rail both ends to snatching the shell in-process protection shell, avoid dropping, save the resource, reduce the manufacturing cost of enterprise, slow down and get the degree of wear of material slide and first slide rail, improve the life who gets the material manipulator.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

drawings

FIG. 1 is a schematic view of an assembly structure according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a material taking manipulator according to an embodiment of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2;

fig. 4 is a partially enlarged view of a portion B in fig. 2;

fig. 5 is a schematic structural view of the feeding mechanism and the punching mechanism assembly according to the embodiment of the present invention;

fig. 6 is a partially enlarged view of a portion C in fig. 5;

fig. 7 is a schematic view of an assembly structure of the upper blade mounting seat, the pre-pressing block and the limiting protrusion block according to an embodiment of the present invention;

fig. 8 is an exploded view of the upper blade mounting seat, the pre-pressing block and the baffle according to the embodiment of the present invention;

FIG. 9 is a schematic diagram of a pre-pressing block structure according to an embodiment of the present invention;

FIG. 10 is a schematic view of a positioning assembly according to an embodiment of the present invention;

fig. 11 is an exploded view of the rear-front positioning seat, the fixed positioning block, the first positioning block and the lower blade according to the embodiment of the present invention;

fig. 12 is a schematic view of an assembly structure of the rear positioning seat, the second positioning block, the third positioning block limiting plate and the adjusting screw according to the embodiment of the present invention;

fig. 13 is an exploded view of the rear positioning seat, the second positioning block, the third positioning block limiting plate and the adjusting screw according to the embodiment of the present invention.

The attached drawings indicate the following:

10-a frame; 20-a manipulator base; 201-a limiting block;

21-a first slide rail; 22-a motor; 23-driving wheel mounting base;

24-driven wheel mounting seats; 241-waist-shaped holes; 25-synchronous belt;

26-a buffer rubber block; 261-counter sink; 27-a take-off slide;

271-a lifting cylinder; 272-a lifter plate; 28-suction plate;

281-a sucker; 29-pressing plate; 291-pressing rod mounting sleeve;

292-a pressure resisting rod; 293-pressing roller; 30-a feeding seat;

31-a feed cylinder; 32-a second slide rail; 40-front positioning seat;

401 — a first guide groove; 41-fixing a positioning block; 42-a first positioning block;

421-a first cylinder; 43-a first guide plate; 44-linear bearings;

45-cutting; 451-punching; 50-rear positioning seat;

501-a second guide groove; 502-third guide groove; 51-a second locating block;

511-a second cylinder; 52-a third locating block; 521-a third cylinder;

53-a second guide plate; 54-a third guide plate; 55-a withdrawal groove;

56-adjusting plate; 561-adjusting screw; 57-limiting plate;

571-pressing surface; 60-an upper cutter mounting seat; 601-upper knife mounting holes;

602-a first via; 61-punching cylinder; 62-a baffle;

621-a second via; 63-a lifting seat; 64-punching a cylinder block;

65-a guide post; 66-feeding a knife; 67-preblocking;

671-relief holes; 68-a mounting portion; 681-limit groove;

682-limit step; 683-spring limit groove; 69-limit bump;

70-shell cover.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in fig. 1 to 10, an automatic die cutting machine for casing sleeves comprises a rack 10, wherein a material taking manipulator, a material feeding mechanism and a die cutting mechanism are arranged on the rack 10, the material feeding mechanism comprises a material feeding seat 30 and a driving mechanism for controlling the material feeding seat 30 to move towards the die cutting mechanism, a positioning assembly for positioning the casing sleeve 70 is arranged on the material feeding seat 30, and a pressing assembly for pressing the casing sleeve 70 on the material feeding seat 30 and a material taking assembly for grabbing the casing sleeve 70 are arranged on the material taking manipulator.

In this embodiment, get material manipulator still includes manipulator base 20, be equipped with first slide rail 21 on the manipulator base 20, be equipped with on the first slide rail 21 and get material slide 27 and control and get the drive assembly that material slide 27 moved along first slide rail 21, it gets the material subassembly to be equipped with on the material slide 27, the both ends of manipulator base 20 all are equipped with and are used for getting the buffering glue block 26 that material slide 27 moved and carry out the buffering.

The driving assembly comprises a motor 22, a synchronous belt 25, a driving synchronous wheel and a driven synchronous wheel, wherein a driving wheel mounting seat 23 and a driven wheel mounting seat 24 which are used for mounting the driving synchronous wheel and the driven synchronous wheel are respectively arranged at two ends of a manipulator base 20, the driving synchronous wheel and the driven synchronous wheel are connected through the synchronous belt 25, the driving synchronous wheel is connected with a rotating shaft of the motor 22, a material taking slide seat 27 is connected with the synchronous belt 25 through a clamping plate, a limiting block 201 is arranged at one end, close to the driving wheel mounting seat 23, of the manipulator base 20, the limiting block 201 and the driven wheel mounting seat 24 are respectively provided with a buffering rubber block 26, the phenomenon that the material taking slide seat 27 shakes violently when moving to two ends of a first sliding rail 21 is avoided by arranging the buffering rubber block 26, so that the shell sleeve 70 is protected in the process of grabbing the shell sleeve 70, the dropping, the abrasion degree of the material taking slide seat 27 and the first slide rail 21 is reduced, and the service life of the material taking manipulator is prolonged.

From driving wheel mount pad 24 seted up the mounting groove, driven synchronizing wheel is movably installed in the mounting groove through the pivot, the outside of mounting groove is equipped with waist shape hole 241, the length direction in waist shape hole 241 is parallel with the length direction of first slide rail 21, be equipped with the first screw hole that corresponds with waist shape hole 241 on the manipulator base 20, pass waist shape hole 241 through the bolt from driving wheel mount pad 24 and spiral shell with first screw hole spiral shell and close fixed mounting on manipulator base 20.

The piece 26 is glued in the buffering is cylindrical setting, the axis that the piece 26 was glued in the buffering is parallel with first slide rail 21, be equipped with counter bore 261 on the piece 26 is glued in the buffering, stopper 201 all is equipped with the second screw hole that corresponds with counter bore 261 with from driving wheel mount pad 24, the piece 26 is glued in the buffering passes counter bore 261 and second screw hole spiral shell through the bolt and is connected with stopper 201 or from driving wheel mount pad 24.

The material taking slide seat 27 is provided with a lifting cylinder 271, a movable joint of the lifting cylinder 271 is provided with a lifting plate 272, the material taking assembly comprises a suction cup 281, a material sucking plate 28 for installing the suction cup 281 is arranged below the lifting plate 272, and the material sucking plate 28 is connected with the lifting plate 272.

The pressing component comprises a pressing plate 29, a pressing rod 292 and a pressing roller 293 arranged on the pressing rod 292, the pressing plate 29 is connected with the lifting plate 272, the pressing plate 29 is positioned on the front side of the material absorbing plate 28, the pressing plate 29 and the material absorbing plate 28 move along with the material taking slide carriage 27, a pressing rod mounting sleeve 291 is arranged on the pressing plate 29, the pressing rod 292 is movably mounted in the pressing rod mounting sleeve 291, a buffer spring which enables the pressing rod 292 to always move downwards is arranged in the pressing rod mounting sleeve 291, the pressing roller 293 is arranged, after the shell sleeve 70 is placed on the positioning component, the pressing roller 293 presses the upper surface of the shell sleeve 70, the motor 22 drives the material taking slide carriage 27 to move backwards to quickly roll from the front end to the rear end of the shell sleeve 70, so as to press the shell sleeve 70 flat and pre-press on the positioning component, and the punching precision and the production efficiency of the water gap of the shell sleeve 70 are improved, the buffer spring plays a role of buffering and protects the housing sleeve 70 from being crushed.

The positioning assembly comprises fixed positioning blocks 41, first positioning blocks 42, second positioning blocks 51 and third positioning blocks 52 corresponding to four inner corners of the shell sleeve 70, a first air cylinder 421 for controlling the first positioning block 42 to move vertically to the side of the shell sleeve 70, a second air cylinder 511 and a third air cylinder 521 for controlling the second positioning block 51 and the third positioning block 52 to move obliquely along the corresponding inner corners of the shell sleeve 70 respectively are arranged on the feeding base 30, a second slide rail 32 is arranged on the rack 10, the feeding base 30 is mounted on the second slide rail 32 through a slide block in a forward and backward movement manner, the driving mechanism comprises a feeding air cylinder 31, and a movable joint of the feeding air cylinder 31 is connected with the feeding base 30.

A front positioning seat 40 and a rear positioning seat 50 are respectively arranged at the front end and the rear end of the feeding seat 30, a fixed positioning block 41 is arranged on one side of the front positioning seat 40, a first guide groove 401 is arranged on the other side of the front positioning seat, a first guide plate 43 is arranged in the first guide groove 401, a first positioning block 42 is arranged on the first guide plate 43, the first guide plate 43 is connected with a movable joint of a first cylinder 421, a second guide groove 501 and a third guide groove 502 are respectively arranged on the rear positioning plate, a second guide plate 53 and a third guide plate 54 are respectively arranged in the second guide groove 501 and the third guide groove 502, a second positioning block 51 is arranged on the second guide plate 53, the second guide plate 53 is connected with a movable joint of a second cylinder 511, a third positioning block 52 is arranged on the third guide plate 54, the third guide plate 54 is connected with a movable joint of a third cylinder 521, when in work, before the shell 70 is placed on the positioning assembly, the first positioning block 42, the second positioning block 51 and the third positioning block 52 are moved inward in advance, after the shell 70 is placed on the positioning assembly, the shell 70 completely covers the fixed positioning block 41, the first positioning block 42, the second positioning block 51 and the third positioning block 52, and the first positioning block 42, the second positioning block 51 and the third positioning block 52 are controlled by the first cylinder 421, the second cylinder 511 and the third cylinder 521 respectively to open outward and pull the shell 70, so that the shell 70 is fixed under the action of pulling force.

The second guide groove 501 and the third guide groove 502 are arranged in a cross shape, the lower surface of the second guide plate 53 and the upper surface of the third guide plate 54 are both provided with a retreat groove 55 for preventing the second guide plate 53 and the third guide plate 54 from colliding with each other, a limiting plate 57 for limiting the movement of the second guide plate 53 and the third guide plate 54 is arranged above the second guide groove 501 and the third guide groove 502, the second guide plate 53 and the third guide plate 54 are both provided with an adjusting plate 56, the adjusting plate 56 is provided with an adjusting screw 561, the limiting plate 57 is provided with a pressing surface 571 corresponding to the adjusting screw 561, the stroke of the second positioning block 51 and the stroke of the third positioning block 52 can be adjusted by arranging a limiting block 201 and the adjusting screw 561, so that the positioning of the shell sleeves 70 with different sizes is realized, and the universality is improved.

The punching mechanism comprises an upper knife 66 and a punching cylinder 61 for controlling the upper knife 66 to move up and down, a lower knife 45 is arranged on the front positioning seat 40, the lower knife 45 is positioned between the fixed positioning block 41 and the first positioning block 42, and a punched hole 451 corresponding to the upper knife 66 is arranged on the lower knife 45.

The punching mechanism also comprises an upper cutter mounting seat 60, an upper cutter mounting hole 601 corresponding to the upper cutter 66 is arranged on the upper cutter mounting seat 60, the upper knife 66 is arranged in the upper knife mounting hole 601, the upper surface of the upper knife mounting base 60 is provided with a baffle plate 62 for limiting the upward movement of the upper knife 66, the upper surface of the baffle plate 62 is provided with a lifting seat 63, a punching cylinder seat 64 is arranged above the lifting seat 63, the movable joint of the punching cylinder 61 is connected with the lifting seat 63, a pre-pressing block 67 is arranged below the upper cutter mounting seat 60, the pre-pressing block 67 is provided with a relief hole 671 corresponding to the upper knife 66, a pressure spring which enables the pre-pressing block 67 to always have the trend of moving downwards is arranged between the lifting seat 63 and the pre-pressing block 67, the upper knife mounting base 60 is provided with a guide post 65 extending downwards, and the front positioning base 40 is provided with a linear bearing 44 corresponding to the guide post 65.

One side of briquetting 67 is equipped with the installation department 68 of vertical setting, be equipped with the first through-hole 602 that supplies installation department 68 to upwards stretch out on going up sword mount pad 60, be equipped with on the baffle 62 and supply installation department 68 to upwards stretch out second through-hole 621, be equipped with spacing recess 681 on the installation department 68, spacing step 682 is formed to the upper end of spacing recess 681, it is equipped with the spacing lug 69 that corresponds with spacing recess 681 to go up sword mount pad 60 lower surface, the one end of spacing lug 69 stretches into in the spacing recess 681, spacing lug 69 and last sword mount pad 60 fixed connection, the upper surface of installation department 68 is equipped with the spring spacing groove 683 that is used for installing pressure spring, pressure spring's both ends are contradicted with the bottom of spring spacing groove 683 and the lower surface of seat 63 respectively, through setting up briquetting 67 and pressure spring, under pressure spring's effect, when die-cut cylinder 61, the prepressing block 67 is firstly pressed on the shell sleeve 70, and the upper knife 66 is closely followed by the shell sleeve 70, so that the stability and the accuracy of the water gap punching of the shell sleeve 70 are improved; the limiting bump 69 is provided to prevent the pre-pressing block 67 from falling off.

The working principle of the utility model is as follows: the injection molding manipulator takes the injection molded housing 70 out of the mold and places the housing on the positioning component, the lifting cylinder 271 on the material taking slide 27 is opened, the lifting plate 272 drives the pressing plate 29 to move downwards, the pressing roller 293 is pressed against the upper surface of the housing 70, the motor 22 drives the material taking slide 27 to move backwards, the pressing roller 293 rolls from the front end to the rear end of the housing 70 to press the housing 70 on the positioning component, the first cylinder 421, the second cylinder 511 and the third cylinder 521 respectively control the first positioning block 42, the second positioning block 51 and the third positioning block 52 to open outwards and pull the housing 70, so that the housing 70 is fixed under the action of pulling force, the feeding cylinder 31 is opened, the feeding base 30 moves forwards to the lower part of the punching mechanism, the punching cylinder 61 is opened to push the upper knife mounting base 60 and the upper knife 66 to move downwards, the upper knife 66 cuts off the water gap on the housing 70, the feeding cylinder 31 is condensed, the punched shell sleeve 70 retreats to the initial position along with the feeding seat 30, the lifting cylinder 271 is opened again, the lifting plate 272 drives the material suction plate 28 to move downwards, the suction disc 281 sucks the punched shell sleeve 70 and moves backwards under the driving of the motor 22, and the punched shell sleeve 70 is placed at the next station to complete the punching operation of the water gap of the shell sleeve 70.

It should be noted that the injection molded casing 70 may also be removed from the mold by a pick robot and placed on the positioning assembly.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The automatic die cutting machine for the shell sleeves is characterized by comprising a rack, wherein a material taking mechanical arm, a feeding mechanism and a die cutting mechanism are arranged on the rack, the feeding mechanism comprises a feeding seat and a driving mechanism for controlling the feeding seat to move towards the direction of the die cutting mechanism, a positioning assembly for positioning the shell sleeves is arranged on the feeding seat, and a pressing assembly for pressing the shell sleeves on the feeding seat and a material taking assembly for grabbing the shell sleeves are arranged on the material taking mechanical arm.

2. The automatic casing punching machine according to claim 1, wherein the material taking manipulator further comprises a manipulator base, the manipulator base is located on the machine frame, a first slide rail is arranged on the manipulator base, a material taking slide and a driving assembly for controlling the material taking slide to move along the first slide rail are arranged on the first slide rail, a material taking assembly is arranged on the material taking slide, and buffer rubber blocks for buffering the movement of the material taking slide are arranged at both ends of the manipulator base.

3. The automatic casing punching machine according to claim 2, wherein the driving assembly includes a motor, a synchronous belt, a driving synchronous wheel and a driven synchronous wheel, the driving synchronous wheel and the driven synchronous wheel are connected through the synchronous belt, the driving synchronous wheel is connected with a rotating shaft of the motor, and the material taking slide is connected with the synchronous belt through a clamping plate.

4. The automatic casing punching machine according to claim 2, wherein the material taking slide is provided with a lifting cylinder, a movable joint of the lifting cylinder is provided with a lifting plate, the material taking assembly comprises a suction cup, a material sucking plate for mounting the suction cup is arranged below the lifting plate, and the material sucking plate is connected with the lifting plate.

5. The automatic die cutting machine for casing sleeves according to claim 4, wherein the pressing component comprises a pressing plate, a pressing rod and a pressing roller arranged on the pressing rod, the pressing plate is connected with the lifting plate, the pressing plate is located at the front side of the material suction plate, the pressing plate and the material suction plate move along with the material taking slide seat, a pressing rod mounting sleeve is arranged on the pressing plate, the pressing rod is movably mounted in the pressing rod mounting sleeve, and a buffer spring which enables the pressing rod to always have a downward movement tendency is arranged in the pressing rod mounting sleeve.

6. The automatic die cutting machine for shell casings as claimed in claim 1, wherein the positioning assembly includes a fixed positioning block, a first positioning block, a second positioning block and a third positioning block corresponding to four inner corners of the shell casing, the feeding base is provided with a first cylinder for controlling the first positioning block to move vertically to the side of the shell casing, and a second cylinder and a third cylinder for controlling the second positioning block and the third positioning block to move obliquely along the corresponding inner corners of the shell casing, the frame is provided with a second slide rail, the feeding base is mounted on the second slide rail through a slide block, the driving mechanism includes a feeding cylinder, and a movable joint of the feeding cylinder is connected with the feeding base.

7. The automatic die cutting machine for shell casings as claimed in claim 6, wherein the front and rear ends of the feeding base are respectively provided with a front positioning base and a rear positioning base, the fixed positioning block is arranged on one side of the front positioning seat, the other side of the fixed positioning block is provided with a first guide groove, a first guide plate is arranged in the first guide groove, the first positioning block is arranged on a first guide plate, the first guide plate is connected with a movable joint of a first air cylinder, a second guide groove and a third guide groove are respectively arranged on the rear positioning seat, a second guide plate and a third guide plate are respectively arranged in the second guide groove and the third guide groove, the second positioning block is arranged on a second guide plate, the second guide plate is connected with a movable joint of a second air cylinder, the third positioning block is arranged on a third guide plate, and the third guide plate is connected with a movable joint of a third air cylinder.

8. The automatic die cutting machine for casing sleeves according to claim 7, wherein the second guide groove and the third guide groove are arranged in a cross shape, the lower surface of the second guide plate and the upper surface of the third guide plate are respectively provided with a back-off groove for avoiding mutual collision of the second guide plate and the third guide plate, a limiting plate for limiting movement of the second guide plate and the third guide plate is arranged above the second guide groove and the third guide groove, an adjusting plate is arranged on each of the second guide plate and the third guide plate, an adjusting screw is arranged on each adjusting plate, and a pressing surface corresponding to the adjusting screw is arranged on each limiting plate.

9. The automatic die cutting machine for casing sleeves according to claim 7, wherein the die cutting mechanism comprises an upper knife and a die cutting cylinder for controlling the upper knife to move up and down, the front positioning seat is provided with a detachable lower knife, the lower knife is positioned between the fixed positioning block and the first positioning block, and the lower knife is provided with a punched hole corresponding to the upper knife.

10. The automatic die cutting machine for casing according to claim 9, wherein said die cutting mechanism further comprises an upper knife mounting seat, the upper knife mounting seat is provided with an upper knife mounting hole corresponding to the upper knife, the upper knife is mounted in the upper knife mounting hole, the upper surface of the upper knife mounting seat is provided with a baffle plate for limiting the upward movement of the upper knife, the upper surface of the baffle plate is provided with a lifting seat, a punching cylinder seat is arranged above the lifting seat, a movable joint of the punching cylinder is connected with the lifting seat, a prepressing block is arranged below the upper cutter mounting seat, a abdicating hole corresponding to the upper cutter is arranged on the prepressing block, a pressure spring which enables the pre-pressing block to always have the trend of moving downwards is arranged between the lifting seat and the pre-pressing block, the upper knife mounting seat is provided with a guide post extending downwards, and the front positioning seat is provided with a linear bearing corresponding to the guide post.