CN217395128U - Slitting equipment for corrugated board production - Google Patents

Slitting equipment for corrugated board production Download PDF

Info

Publication number
CN217395128U
CN217395128U CN202220387559.4U CN202220387559U CN217395128U CN 217395128 U CN217395128 U CN 217395128U CN 202220387559 U CN202220387559 U CN 202220387559U CN 217395128 U CN217395128 U CN 217395128U
Authority
CN
China
Prior art keywords
group
workbench
pillar
left end
cutting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202220387559.4U
Other languages
Chinese (zh)
Inventor
郎启鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Jiuyong Paper Co ltd
Original Assignee
Jiangsu Jiuyong Paper Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Jiuyong Paper Co ltd filed Critical Jiangsu Jiuyong Paper Co ltd
Priority to CN202220387559.4U priority Critical patent/CN217395128U/en
Application granted granted Critical
Publication of CN217395128U publication Critical patent/CN217395128U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Making Paper Articles (AREA)

Abstract

The utility model relates to the technical field of slitting equipment, in particular to slitting equipment for corrugated board production, which can adjust the distance between cutters according to the required width of a corrugated board and improve the utilization rate of a slitting machine; the cutting machine comprises a workbench, a conveying mechanism and a cutting mechanism, wherein the cutting mechanism is arranged on the workbench, and the conveying mechanism is arranged on the workbench; cutting mechanism includes first pillar, the stripper plate, cut the roller, the second pillar, the threaded rod, the nut, first motor, axis of rotation and multiunit cutting device, first pillar bottom is connected with workstation top left end, first pillar top is provided with the recess, the fixed connecting block that is provided with in stripper plate bottom, connecting block and recess suit, first pillar front end runs through and is provided with first screw hole, the connecting block front end runs through and is provided with the second screw hole, the centre of a circle of first screw hole and second screw hole is on same straight line, the threaded rod rear end rotates in proper order and passes first screw hole and second screw hole.

Description

Slitting equipment for corrugated board production
Technical Field
The utility model relates to a cut the technical field of equipment, especially relate to a corrugated container board production cut equipment.
Background
As is well known, a dividing and cutting machine is a mechanical device for dividing wide paper, mica tapes or films into multiple narrow materials, and is widely used in the fields of papermaking machinery, wire and cable mica tapes, printing and packaging machinery and the like, and corrugated boards are usually required to be cut by the dividing and cutting machine after production;
the existing corrugated board splitting machine is found in use, the distance between the multiple groups of cutters on the splitting machine is fixed, only a corrugated board with one width can be cut, and the utilization rate of the splitting machine is greatly reduced, so that the practicability is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a corrugated container board cutting equipment that corrugated container board width that can be as required adjusted the distance between the cutter improves the cutting machine utilization ratio.
The utility model discloses a cutting device for corrugated board production, which comprises a workbench, a conveying mechanism and a cutting mechanism, wherein the cutting mechanism is arranged on the workbench, and the conveying mechanism is arranged on the workbench;
the cutting mechanism comprises a first support, a detaching plate, a slitting roller, a second support, a threaded rod, a nut, a first motor, a rotating shaft and a plurality of groups of cutting devices, wherein the bottom of the first support is connected with the left end of the top of a workbench, a groove is arranged at the top of the first support, a connecting block is fixedly arranged at the bottom of the detaching plate and sleeved with the groove, a first threaded hole is arranged at the front end of the first support in a penetrating manner, a second threaded hole is arranged at the front end of the connecting block in a penetrating manner, the circle centers of the first threaded hole and the second threaded hole are on the same straight line, the rear end of the threaded rod sequentially passes through the first threaded hole and the second threaded hole in a rotating manner, the rear end of the threaded rod is in threaded connection with the nut, a rotating block is fixedly arranged at the front end of the threaded rod, the bottom of the second support is connected with the right end of the top of the workbench, the first motor is fixedly arranged at the top of the right end of the second support, a through hole is arranged at the top of the right end of the second support, the output end of the first motor is connected with the rotating shaft, the left end of axis of rotation is connected with the right-hand member of stripper plate rotation, and multiunit cutting device installs in the axis of rotation, cuts the left end of roller and rotates with first pillar right-hand member to be connected, cuts the roller right-hand member and rotates with second pillar left end bottom to be connected.
The utility model discloses an equipment of cutting of corrugated container board production, every group cutting device includes a set of cutter respectively, two sets of solid fixed ring and two sets of locking bolt, the fixed long draw runner that is provided with in axis of rotation horizontal direction, every group cutter left end runs through respectively and is provided with first slip mouth, every group first slip mouth of group respectively with long draw runner sliding connection, every group solid fixed ring left end of group runs through respectively and is provided with the second slip mouth, every group second slip mouth of group respectively with long draw runner sliding connection, every group solid fixed ring top of group is provided with a set of fastening hole respectively, be provided with the fastening internal thread in every group fastening hole respectively, every group locking bolt respectively with a set of fastening internal thread threaded connection, every group locking bolt bottom is laminated with the axis of rotation top respectively, one side of every group cutter is laminated with a set of solid fixed ring respectively.
The utility model discloses a corrugated container board production cut equipment, long draw runner front end horizontal direction evenly is provided with the scale mark.
The utility model discloses an equipment of cutting of corrugated container board production, every group locking bolt top is provided with a set of rotation groove respectively.
The utility model discloses a corrugated container board production cut equipment, the shape of the rotatory piece of threaded rod front end is the hexagon.
The utility model relates to a cutting device for corrugated board production, a conveying mechanism comprises a third support column, a fourth support column and two groups of conveying rollers, the second motor, two sets of worm wheels and transfer line, third pillar bottom is connected with workstation top left end, fourth pillar bottom is connected with workstation top right-hand member, the left end of every group conveying roller rotates with the right-hand member of third pillar respectively to be connected, the vertical direction of fourth pillar left end is run through in proper order and is provided with two sets of rotation holes, the right-hand member of every group conveying roller is the fixed a set of dwang respectively, every group dwang rotates respectively and passes a set of rotation hole, every group dwang right-hand member is connected with a set of worm wheel respectively, second motor fixed mounting is at fourth pillar right-hand member top, the second motor output is connected with the transfer line top, two sets of external screw threads have set gradually in the transfer line vertical direction, two sets of external screw threads are to opposite soon, every external screw thread of group is respectively with a set of worm wheel meshing.
The utility model discloses an equipment of cutting of corrugated container board production, parcel respectively on every group conveying roller is provided with a set of slipmat.
The utility model discloses an equipment of cutting of corrugated container board production, the fixed safety cover that is provided with of fourth pillar right-hand member, two sets of dwangs, two sets of worm wheels and transfer line are located the safety cover, and the safety cover top is run through and is provided with the transmission hole, and the motor output rotates and passes the transmission hole.
Compared with the prior art, the beneficial effects of the utility model are that: according to the width of the corrugated board obtained according to needs, the cutting device slides to a proper position in the rotating shaft, then the cutting device is fixed, if the number of the cutting devices is to be increased or reduced, the threaded rod can be taken out, the connecting block on the dismounting plate horizontally slides out in the groove of the second support column, then the required cutting device is sleeved on the rotating shaft or the redundant cutting device on the rotating shaft is taken down, then the connecting block is taken back, the process realizes the process of adjusting the distance between the cutting devices according to the width of the corrugated board required, the utilization rate of the splitting machine is improved, and therefore the practicability is enhanced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the connection structure of the long slide bar and the scale mark of the present invention;
fig. 3 is a schematic view of the connection structure of the third support and the workbench of the present invention;
FIG. 4 is a schematic view of a fourth support and a workbench according to the present invention;
fig. 5 is a schematic view of the connection structure of the connection block and the second support;
in the drawings, the reference numbers: 1. a work table; 2. a first support; 3. disassembling the plate; 4. slitting the roller; 5. a second support; 6. a first motor; 7. connecting blocks; 8. rotating the block; 9. a plurality of groups of cutters; 10. a plurality of groups of fixing rings; 11. a long slider; 12. scale lines; 13. a third support; 14. a fourth strut; 15. two sets of conveying rollers; 16. a second motor; 17. two sets of worm gears; 18. a transmission rod; 19. two groups of rotating rods; 20. a non-slip mat; 21. a protective cover; 22. and rotating the shaft.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 5, the slitting device for corrugated board production of the present invention comprises a workbench 1, a conveying mechanism and a slitting mechanism, wherein the slitting mechanism is installed on the workbench 1, and the conveying mechanism is installed on the workbench 1;
the cutting mechanism comprises a first supporting column 2, a detaching plate 3, a slitting roller 4, a second supporting column 5, a threaded rod, a nut, a first motor 6, a rotating shaft 22 and a plurality of groups of cutting devices, wherein the bottom of the first supporting column 2 is connected with the left end of the top of a workbench 1, a groove is arranged at the top of the first supporting column 2, a connecting block 7 is fixedly arranged at the bottom of the detaching plate 3, the connecting block 7 is sleeved with the groove, a first threaded hole is arranged at the front end of the first supporting column 2 in a penetrating manner, a second threaded hole is arranged at the front end of the connecting block 7 in a penetrating manner, the circle centers of the first threaded hole and the second threaded hole are on the same straight line, the rear end of the threaded rod sequentially rotates to penetrate through the first threaded hole and the second threaded hole, the rear end of the threaded rod is in threaded connection with the nut, a rotating block 8 is fixedly arranged at the front end of the threaded rod, the bottom of the second supporting column 5 is connected with the right end of the top of the workbench 1, the first motor 6 is fixedly installed at the top of the right end of the second supporting column 5, the top of the right end of the second support column 5 is provided with a through hole, the output end of the first motor 6 penetrates through the through hole in a rotating mode and is connected with the right end of the rotating shaft 22, the left end of the rotating shaft 22 is connected with the right end of the dismounting plate 3 in a rotating mode, a plurality of groups of cutting devices are installed on the rotating shaft 22, the left end of the slitting roller 4 is connected with the right end of the first support column 2 in a rotating mode, and the right end of the slitting roller 4 is connected with the bottom of the left end of the second support column 5 in a rotating mode; according to the width of the corrugated board obtained according to needs, the cutting device slides to a proper position in the rotating shaft, then the cutting device is fixed, if the number of the cutting devices is to be increased or reduced, the threaded rod can be taken out, the connecting block on the dismounting plate horizontally slides out in the groove of the second support column, then the required cutting device is sleeved on the rotating shaft or the redundant cutting device on the rotating shaft is taken down, then the connecting block is taken back, the process realizes the process of adjusting the distance between the cutting devices according to the width of the corrugated board required, the utilization rate of the splitting machine is improved, and therefore the practicability is enhanced.
The utility model discloses a cutting equipment of corrugated container board production, every group cutting device includes a set of cutter 9 respectively, two sets of solid fixed ring 10 and two sets of locking bolt, fixed being provided with a set of long draw runner 11 in the axis of rotation 22 horizontal direction, every group cutter 9 left end runs through respectively and is provided with first slip mouth, every group first slip mouth respectively with long draw runner 11 sliding connection, every group solid fixed ring 10 left end runs through respectively and is provided with second slip mouth, every group second slip mouth respectively with long draw runner 11 sliding connection, every group solid fixed ring 10 top is provided with a set of fastening hole respectively, be provided with the fastening internal thread in every group fastening hole respectively, every group locking bolt respectively with a set of fastening internal thread threaded connection, every group locking bolt bottom is laminated with axis of rotation 22 top respectively, one side of every group cutter 9 is laminated with a set of solid fixed ring 10 respectively; when the distance between the cutter needs to be adjusted, the locking bolts of the fixing rings on the two sides of the cutter are unscrewed, the cutter slides to a proper position in the rotating shaft according to the width of the corrugated board obtained as required, then the locking bolts are screwed, and the cutter is fixed through the fixing rings, so that the practicability is enhanced.
The utility model relates to a cutting device for corrugated board production, the front end of a long slide bar 11 is evenly provided with scale marks 12 in the horizontal direction; the distance between the cutters can be more accurately adjusted according to the scale marks, so that the use convenience is enhanced.
In the slitting equipment for corrugated board production of the utility model, a group of rotating grooves are respectively arranged at the top of each group of locking bolts; the locking bolt can be unscrewed through the rotating groove, so that the use convenience is enhanced.
The utility model relates to a cutting device for corrugated board production, a rotating block 8 at the front end of a threaded rod is hexagonal; when the connecting block is fixed, the rotating block is clamped by a wrench, so that the nut is screwed more labor-saving, and the practicability is enhanced.
The utility model relates to a cutting device for producing corrugated boards, a conveying mechanism comprises a third pillar 13, a fourth pillar 14, two groups of conveying rollers 15, a second motor 16, two groups of worm gears 17 and a transmission rod 18, the bottom of the third pillar 13 is connected with the left end of the top of a workbench 1, the bottom of the fourth pillar 14 is connected with the right end of the top of the workbench 1, the left end of each group of conveying rollers 15 is respectively rotatably connected with the right end of the third pillar 13, two groups of rotating holes are sequentially arranged at the left end of the fourth pillar 14 in a vertical direction in a penetrating way, the right end of each group of conveying rollers 15 is respectively fixedly provided with a group of rotating rods 19, each group of rotating rods 19 respectively rotates to pass through a group of rotating holes, the right end of each group of rotating rods 19 is respectively connected with a group of worm gears 17, the second motor 16 is fixedly arranged at the top of the right end of the fourth pillar 14, the output end of the second motor 16 is connected with the top of the transmission rod 18, two groups of external threads are sequentially arranged in the vertical direction of the transmission rod 18, the two groups of external threads are opposite in rotating direction, and each group of external threads are respectively meshed with one group of worm gears 17; the second motor is started, the second motor drives the two sets of worm wheels to rotate towards the opposite direction through the transmission rod, the two sets of worm wheels drive the two sets of conveying rollers to rotate towards the inner side, corrugated paper boards are placed between the two sets of conveying rollers, and the corrugated paper boards are conveyed to the cutting mechanism through the two sets of conveying rollers, so that the practicability is enhanced.
In the slitting equipment for corrugated board production of the utility model, each group of conveying rollers 15 is respectively wrapped with a group of non-slip mats 20; the non-slip mat can prevent the paper conveying plate from slipping, thereby enhancing the practicability.
The utility model discloses a cutting device for corrugated board production, a protective cover 21 is fixedly arranged at the right end of a fourth supporting column 14, two groups of rotating rods 19, two groups of worm wheels 17 and a transmission rod 18 are positioned in the protective cover 21, a transmission hole is arranged at the top of the protective cover 21 in a penetrating way, and the output end of a motor rotates to pass through the transmission hole; the protective cover can prevent foreign matters from influencing the transmission of the transmission rod, thereby enhancing the safety.
The utility model discloses an equipment of cutting of corrugated container board production, it is at the during operation, the corrugated container board width that obtains as required, unscrew the solid fixed ring's in cutter both sides locking bolt, slide the cutter in the axis of rotation suitable position according to the scale mark, then screw up locking bolt, it is fixed with the cutter through solid fixed ring, if increase or reduce cutting device quantity, can take out the threaded rod, connecting block on the dismantlement board horizontal slip comes out in the recess of second pillar, then with the cutting device suit of needs in the axis of rotation or take off unnecessary cutting device in the axis of rotation, then with the connecting block repacking back, this process has realized the corrugated container board width as required and has adjusted the process of the distance between the cutting device.
The terms "front", "rear", "horizontal", "left", "right" and the like as used herein are for illustrative purposes only.
In the present invention, the terms "first", "second", "third" and "fourth" do not denote any particular quantity or order, but are merely used to distinguish names.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A cutting device for corrugated board production comprises a workbench (1), a conveying mechanism and a cutting mechanism, wherein the cutting mechanism is arranged on the workbench (1), and the conveying mechanism is arranged on the workbench (1);
the cutting mechanism is characterized by comprising a first support column (2), a dismounting plate (3), a slitting roller (4), a second support column (5), a threaded rod, a nut, a first motor (6), a rotating shaft (22) and a plurality of groups of cutting devices, wherein the bottom of the first support column (2) is connected with the left end of the top of a workbench (1), a groove is formed in the top of the first support column (2), a connecting block (7) is fixedly arranged at the bottom of the dismounting plate (3), the connecting block (7) is sleeved with the groove, a first threaded hole is arranged at the front end of the first support column (2) in a penetrating manner, a second threaded hole is arranged at the front end of the connecting block (7) in a penetrating manner, the circle centers of the first threaded hole and the second threaded hole are on the same straight line, the rear end of the threaded rod sequentially rotates to penetrate through the first threaded hole and the second threaded hole, the rear end of the threaded rod is in threaded connection with the nut, a rotating block (8) is fixedly arranged at the front end of the threaded rod, the bottom of the second support column (5) is connected with the right end of the top of the workbench (1), first motor (6) fixed mounting is at second pillar (5) right-hand member top, second pillar (5) right-hand member top is provided with the through-hole, first motor (6) output rotates to pass the through-hole and is connected with axis of rotation (22) right-hand member, the left end of axis of rotation (22) rotates with the right-hand member of dismantlement board (3) to be connected, multiunit cutting device installs on axis of rotation (22), cut the left end of roller (4) and rotate with first pillar (2) right-hand member to be connected, cut roller (4) right-hand member and second pillar (5) left end bottom and rotate to be connected.
2. A cutting device for corrugated cardboard production according to claim 1, characterized in that each group of cutting means comprises a group of cutters (9), two groups of fixing rings (10) and two groups of locking bolts, the rotating shaft (22) is horizontally and fixedly provided with a group of long sliding strips (11), the left end of each group of cutters (9) is respectively provided with a first sliding opening in a penetrating manner, each group of first sliding openings is respectively connected with the long sliding strips (11) in a sliding manner, the left end of each group of fixing rings (10) is respectively provided with a second sliding opening in a penetrating manner, each group of second sliding openings is respectively connected with the long sliding strips (11) in a sliding manner, the top of each group of fixing rings (10) is respectively provided with a group of fastening holes, each group of fastening holes is respectively provided with a fastening internal thread, each group of locking bolts is respectively connected with a group of fastening internal threads, the bottom of each group of locking bolts is respectively attached to the top of the rotating shaft (22), one side of each group of cutters (9) is respectively jointed with a group of fixing rings (10).
3. A slitting device for corrugated board production according to claim 2, characterized in that the front end of the long slider (11) is provided with graduation marks (12) uniformly in the horizontal direction.
4. A slitting device for corrugated cardboard production as claimed in claim 3, wherein a set of turning grooves is provided on the top of each set of locking bolts.
5. A slitting device for corrugated cardboard production according to claim 4, characterized in that the rotating block (8) at the front end of the threaded rod is hexagonal in shape.
6. A slitting device for corrugated board production according to claim 5, wherein the conveying mechanism comprises a third supporting column (13), a fourth supporting column (14), two sets of conveying rollers (15), a second motor (16), two sets of worm gears (17) and a transmission rod (18), the bottom of the third supporting column (13) is connected with the left end of the top of the workbench (1), the bottom of the fourth supporting column (14) is connected with the right end of the top of the workbench (1), the left end of each set of conveying rollers (15) is respectively and rotatably connected with the right end of the third supporting column (13), two sets of rotating holes are sequentially arranged in the vertical direction at the left end of the fourth supporting column (14) in a penetrating manner, a set of rotating rods (19) is respectively and fixedly arranged at the right end of each set of conveying rollers (15), each set of rotating rods (19) respectively and rotatably penetrates through a set of rotating holes, the right end of each set of rotating rods (19) is respectively connected with a set of worm gears (17), the second motor (16) is fixedly arranged at the top of the right end of the fourth supporting column (14), the output end of the second motor (16) is connected with the top of the transmission rod (18), two groups of external threads are sequentially arranged in the vertical direction of the transmission rod (18), the rotating directions of the two groups of external threads are opposite, and each group of external threads are respectively meshed with one group of worm gears (17).
7. A slitting device for corrugated cardboard production according to claim 6, characterised in that a set of non-slip mats (20) is wrapped around each set of transport rollers (15).
8. A slitting device for corrugated cardboard production according to claim 7, characterized in that a protective cover (21) is fixedly arranged at the right end of the fourth support (14), two sets of turning rods (19), two sets of worm wheels (17) and driving rods (18) are located inside the protective cover (21), a driving hole is arranged through the top of the protective cover (21), and the output end of the motor rotates through the driving hole.
CN202220387559.4U 2022-02-24 2022-02-24 Slitting equipment for corrugated board production Expired - Fee Related CN217395128U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220387559.4U CN217395128U (en) 2022-02-24 2022-02-24 Slitting equipment for corrugated board production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220387559.4U CN217395128U (en) 2022-02-24 2022-02-24 Slitting equipment for corrugated board production

Publications (1)

Publication Number Publication Date
CN217395128U true CN217395128U (en) 2022-09-09

Family

ID=83137005

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220387559.4U Expired - Fee Related CN217395128U (en) 2022-02-24 2022-02-24 Slitting equipment for corrugated board production

Country Status (1)

Country Link
CN (1) CN217395128U (en)

Similar Documents

Publication Publication Date Title
CN204800765U (en) Full -automatic circular knife cross cutting of big width of multistation machine
CN111153165A (en) Loading and positioning device of board beating machine
CN108296517B (en) Multi-position drilling equipment for plates
CN105059970B (en) Glass film reel unreeling device
CN217395128U (en) Slitting equipment for corrugated board production
CN117086943B (en) Automatic slitting equipment for aluminum foil rewinding
CN210061361U (en) PCB cutting slitting mill
CN216505591U (en) Packing carton production is with thin sword paper separator
CN216502620U (en) Cutting device is used in various steel sheet processing
CN214827674U (en) Conveying mechanism convenient to adjust
CN213201642U (en) Cardboard cross cutting conveyor
CN113044507A (en) Control equipment is carried to sheet metal for shipbuilding
CN212581127U (en) Protection film laminating hobbing cutter is half disconnected cutting mechanism
CN210678945U (en) Mounting structure of product cutter
CN111002394B (en) Wood core fence cutting and forming equipment
CN210851489U (en) Cardboard fluting cornering machine
CN113997634A (en) Packaging carton manufacturing, slotting and cutting machine
CN210957240U (en) Full-winding adhesive tape machine and wire harness connector fixing and positioning device
CN107775727B (en) Die cutting station
CN207373305U (en) Die cutting machine tool board fixing structure
CN201136713Y (en) Automatic regulating device for paper conveying platen of automatic die cutting machine
CN212792652U (en) Aluminum alloy profile tooth punching machine
CN220922561U (en) Slitting structure of laminating slitting machine
CN211641137U (en) Slotting device for carton production
CN2033312U (en) Double-main shaft drill

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220909