CN113843436A - 3D that size adaptation is wider prints base location processingequipment - Google Patents

3D that size adaptation is wider prints base location processingequipment Download PDF

Info

Publication number
CN113843436A
CN113843436A CN202111131154.0A CN202111131154A CN113843436A CN 113843436 A CN113843436 A CN 113843436A CN 202111131154 A CN202111131154 A CN 202111131154A CN 113843436 A CN113843436 A CN 113843436A
Authority
CN
China
Prior art keywords
positioning
assembly
wider
supporting plate
clamping plates
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.)
Withdrawn
Application number
CN202111131154.0A
Other languages
Chinese (zh)
Inventor
肖恒
王沂
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.)
Shantou Hengshan Construction Engineering Co ltd
Original Assignee
Shantou Hengshan Construction Engineering 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 Shantou Hengshan Construction Engineering Co ltd filed Critical Shantou Hengshan Construction Engineering Co ltd
Priority to CN202111131154.0A priority Critical patent/CN113843436A/en
Publication of CN113843436A publication Critical patent/CN113843436A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Specific Conveyance Elements (AREA)

Abstract

The invention discloses a 3D printing base positioning and processing device with wider size adaptability, wherein a feeding assembly comprises a fixedly arranged mounting plate, four clamping plates and four connecting rods, a feeding hole is formed in the mounting plate, the four clamping plates are uniformly arranged around the feeding hole at intervals, the middle sections of the four clamping plates are respectively rotatably connected with the mounting plate, the distances from the rotary connection positions of the four clamping plates and the mounting plate to the circle center of the feeding hole are equal, and two ends of each connecting rod are respectively rotatably connected with the rear ends of two adjacent clamping plates; the positioning assembly is arranged below the feeding assembly and used for receiving a workpiece falling from the feeding assembly and positioning and clamping the workpiece. The automatic positioning and clamping device can automatically position and clamp circular 3D printing bases of different sizes, does not need to customize a sleeve clamp, and is higher in efficiency and wider in adaptability.

Description

3D that size adaptation is wider prints base location processingequipment
Technical Field
The invention relates to the field of 3D printing auxiliary equipment, in particular to a 3D printing base positioning and processing device with wider size adaptability.
Background
3D printing is one of the rapid prototyping technologies, which is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like and by using a digital model file as a base and by using a layer-by-layer printing mode, and the 3D printing is usually realized by using a digital technical material printer. The technology is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available, and the technology is applied in various fields.
In some 3D printing items, need to treat the base of printing processing and fix a position or the primary processing goes out partial benchmark, to circular base, need accurate location centre of a circle position, just can carry out subsequent benchmark processing and print the process, present circular base is mostly placed and is fixed a position in fixed circular sleeve, need artifical manual alignment to place, and not unidimensional base needs to correspond not circular sleeve of unidimensional, the cost is higher, sleeve installation location is loaded down with trivial details, unable automatic positioning scheduling problem.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the 3D printing base positioning and processing device with wider size adaptability, which can automatically position and clamp circular 3D printing bases with different sizes, does not need to customize a sleeve clamp, and has higher efficiency and wider applicability.
In order to achieve the above object, the present invention discloses a 3D printing base positioning and processing device with wider size adaptability, comprising:
the feeding assembly comprises a fixedly arranged mounting plate, four clamping plates and four connecting rods, a feeding hole is formed in the mounting plate, the four clamping plates are uniformly arranged around the feeding hole at intervals, the middle sections of the four clamping plates are respectively and rotatably connected with the mounting plate, the distances from the rotary connection positions of the four clamping plates and the mounting plate to the circle center of the feeding hole are equal, and two ends of each connecting rod are respectively and rotatably connected with the rear ends of two adjacent clamping plates;
the positioning assembly is arranged below the feeding assembly and comprises a base, a supporting plate and three eccentric wheels, the bottom surface of the supporting plate is connected with the positioning base in a rotating mode, the supporting plate is connected with the rotating position of the positioning base in a rotating mode, distances between three side walls of the supporting plate are equal respectively, three eccentric wheels are uniformly arranged on the supporting plate at intervals, the three eccentric wheels are connected with the positioning base in a rotating mode, the side walls of the three eccentric wheels are tightly attached to the three side walls of the supporting plate respectively, and the top surface of each eccentric wheel is higher than the top surface of the supporting plate.
Preferably, still including processing subassembly and conveying subassembly, processing subassembly with the material loading subassembly sets up side by side, conveying subassembly set up in processing subassembly with the below of material loading subassembly, conveying subassembly is used for following locating component the material loading subassembly below transports to processing subassembly below, the processing subassembly includes the mounting disc that the liftable set up, be provided with a plurality of drill bits on the mounting disc, it is right when the mounting disc goes up and down work piece among the locating component bores the locating hole.
Preferably, still include the unloading subassembly, the unloading subassembly including rotatory swivel mount that sets up with connect with liftable in sucking disc on the swivel mount, the sucking disc is used for getting the work piece that finishes of putting drilling.
Preferably, the conveying assembly comprises a conveying belt, and the positioning assembly is fixedly arranged on the conveying belt.
Preferably, a torsional spring is arranged at the rotating connection position of the eccentric wheel and the positioning base, so that the eccentric wheel is tightly attached to the supporting plate.
Preferably, the rotating joints of the four clamping plates and the mounting plate are respectively and rotatably connected with driven clamping plates.
Preferably, the driven clamping plate and the rotary connection part of the mounting plate are provided with torsional springs to enable the driven clamping plate and the clamping plate to have opposite clamping elastic force
Preferably, limit baffles for guiding the workpiece to enter the feeding hole are arranged around the feeding hole.
Preferably, a guide sleeve for guiding the workpiece to vertically drop is fixedly arranged in the feeding hole.
Compared with the prior art, the invention has the beneficial effects that:
the four clamping plates of the feeding assembly are uniformly spaced and arranged in a linkage manner, so that the circular workpiece is positioned in the middle of the feeding hole when being clamped by the four clamping plates, and automatic initial positioning can be realized;
three eccentric wheels of the positioning assembly are uniformly arranged at intervals in a linkage manner, and after a round workpiece falls to the top surface of the supporting plate from the feeding hole, the supporting plate is linked to rotate by the three eccentric wheels when rotating, so that the round workpiece is clamped and positioned in the center of the supporting plate, and accurate positioning and clamping can be realized;
by arranging the processing assembly and the blanking assembly and arranging the conveying assembly for conveying, automatic operation of feeding, positioning, processing and discharging can be realized, the condition that the base needs to be replaced at intervals in the 3D printing production process is adapted, an operator does not need to get up to replace the base for multiple times at night, and manpower is greatly liberated;
the clamping mode of material loading, location all is applicable to the circular work piece of equidimension not, has avoided the condition that needs the customized sleeve anchor clamps in the past, and the adaptability is wider to the efficiency height.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of the feeding assembly;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a schematic view of the overall structure of the positioning assembly;
FIG. 5 is an enlarged view of FIG. 4 at B;
FIG. 6 is a schematic view of the overall structure of the transfer assembly;
FIG. 7 is a schematic view of the overall construction of the processing assembly;
fig. 8 is a schematic view of the overall structure of the blanking assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings of fig. 1 to 8.
Referring to fig. 1-8, a 3D printing base positioning and processing device with wider size adaptability comprises a feeding assembly 2, a positioning assembly 3, a processing assembly 4, a discharging assembly 5 and a conveying assembly 1, wherein the conveying assembly 1 is arranged below the feeding assembly 2, the processing assembly 4 and the discharging assembly 5 and conveys the positioning assembly 3 to sequentially pass through the feeding assembly 2, the processing assembly 4 and the discharging assembly 5.
The feeding assembly 2 comprises a fixedly arranged mounting plate 2a, a feeding hole 2g is formed in the mounting plate 2a, a guide sleeve 2c is fixedly arranged in the feeding hole 2g and used for guiding a circular workpiece to vertically drop, a limiting baffle 2d used for guiding the workpiece to enter the guide sleeve 2c is arranged around the feeding hole 2g, the interval of the limiting baffle 2d is large, the workpiece is conveniently placed, and only the workpiece can be roughly limited.
Four clamping frameworks 2f are respectively arranged on the periphery of the mounting plate 2a, each clamping framework 2f comprises a clamping plate 2f1 and a driven plate 2f2, the four clamping plates 2f1 are evenly arranged on the periphery of the guide sleeve 2c at intervals, the middle sections of the four clamping plates 2f1 are respectively connected with the mounting plate 2a in a rotating mode, the distances from the rotating connection positions of the four clamping plates 2f1 and the mounting plate 2a to the circle center of the guide sleeve 2c are respectively equal, the rotating connection positions of the four clamping plates 2f1 and the mounting plate 2a are respectively connected with driven clamping plates 2f2 in a rotating mode, torsion springs are arranged at the rotating connection positions of the driven clamping plates 2f2 and the mounting plate 2a, and accordingly the driven clamping plates 2f2 and the clamping plates 2f1 have opposite clamping elasticity, and the clamping positions and the force are more uniform when the clamping plates 2f1 clamp workpieces.
The rear ends of two adjacent clamping plates 2f1 are rotatably connected with two ends of a connecting rod 2e, one connecting rod 2e is connected with a clamping cylinder 2b, the clamping cylinder 2b drives the connecting rod 2e to translate, the four clamping plates 2f1 are linked to swing around the rotating connection of the four clamping plates and the mounting plate 2a, and the four clamping plates 2f1 swing towards the direction close to the center of the circle of the guide sleeve 2c, so that the offset workpiece is clamped and aligned to the center of the guide sleeve 2c and then loosened and dropped.
The positioning assembly 3 is arranged below the feeding assembly 2 and used for receiving workpieces falling from the feeding assembly 2, the positioning assembly 3 comprises a positioning base 3a, a supporting plate 3d and three eccentric wheels 3f, the bottom surface of the supporting plate 3d is rotatably connected with the positioning base 3a, the distances between the rotating connection position of the supporting plate 3d and the positioning base 3a and the three side walls of the supporting plate 3d are respectively equal, the three eccentric wheels 3f are uniformly arranged on the periphery of the supporting plate 3d at intervals, a rotating shaft 3e is eccentrically and fixedly connected with the bottom surfaces of the three eccentric wheels 3f and is respectively rotatably connected with the positioning base 3a, the side walls of the three eccentric wheels 3f are respectively attached to the three side walls of the supporting plate 3d, and the top surface of the eccentric wheel 3f is higher than the top surface of the supporting plate 3 d; the bottom surface of the positioning base 3a is fixedly connected with a motor mounting rack 3b, a positioning motor 3c is installed in the motor mounting rack 3b and used for driving a supporting plate 3d to rotate, a torsional spring is arranged at the rotating connection position of an eccentric wheel 3f and the positioning base 3a, so that the eccentric wheel 3f is attached to the side wall of the supporting plate 3d tightly, when the supporting plate 3d rotates, the side wall of the supporting plate 3d drives the eccentric wheel 3f to rotate through friction force, the three eccentric wheels 3f simultaneously rotate towards the center of the supporting plate 3d, the distance between the three eccentric wheels 3f and the center of the supporting plate 3d is reduced simultaneously, and a round workpiece is clamped in the center of the supporting plate 3d, so that accurate positioning and clamping are realized.
The processing subassembly 4 sets firmly processing cylinder 4b including processing mounting bracket 4a on the processing mounting bracket 4a, and the flexible end rigid coupling of mounting disc 4c and processing cylinder 4b is provided with a plurality of drill bits 4d on the mounting disc 4c, thereby the flexible drive mounting disc 4c of processing cylinder 4b goes up and down to bore the locating hole to the work piece of mounting disc 4c below.
Unloading subassembly 5 includes unloading base 5a, the rigid coupling has unloading motor 5b on the unloading base 5a, unloading carousel 5c has been firmly connected to the rotatory end of unloading motor 5b, the rigid coupling has unloading support 5d on the unloading carousel 5c, be provided with lift spout 5f on the unloading support 5d, the slip cartridge of the rear end of unloading swing arm 5g is in lift spout 5f, the front end rigid coupling of unloading swing arm 5g has sucking disc 5h to be used for absorbing the work piece, the top of unloading support 5d still the rigid coupling has unloading cylinder 5e, the flexible end and the 5g rigid coupling of unloading swing arm of unloading cylinder 5e, be used for driving unloading swing arm 5g to go up and down along lift spout 5 f. The blanking motor 5b drives the blanking turntable 5c to rotate and is linked with the blanking swing arm 5g to swing. The feeding swing arm 5g is lifted and linked with the sucker 5h to lift and swing during swinging, so that the workpiece is sucked and placed to a required position.
The conveying assembly 1 comprises a conveying support 1a, a first rotating shaft 1g and a second rotating shaft 1d are arranged on the conveying support 1a, a conveying belt 1f is tensioned on the first rotating shaft 1g and the second rotating shaft 1d, a conveying motor 1b is further fixedly connected to the conveying support 1a, a rotating shaft 1c of the conveying motor 1b is in transmission connection with the second rotating shaft 1d through a belt 1e, so that the conveying belt 1f is driven to convey, and the positioning assembly 3 is fixedly arranged on the top surface of the conveying belt 1 f.
Referring to fig. 1-8, the process of realizing automatic feeding, positioning and blanking of the invention comprises the following steps:
after a workpiece is roughly placed between the limiting baffles 2d of the feeding assembly 1, the clamping cylinder 2b drives the four clamping plates 2f1 to swing towards the direction close to the center of the guide sleeve 2c, so that the biased workpiece is clamped and aligned to the center of the guide sleeve 2c, and then the workpiece is loosened and vertically dropped onto the supporting plate 3d of the positioning assembly 3 along the guide sleeve 2 c;
the positioning motor 3c drives the supporting plate 3d to rotate, the three eccentric wheels 3f are linked to rotate towards the center of the supporting plate 3d at the same time, and the distance between the three eccentric wheels 3f and the center of the supporting plate 3d is reduced at the same time, so that the circular workpiece is clamped in the center of the supporting plate 3d, and accurate positioning and clamping are realized;
the conveying belt 1f conveys the positioning component 3 to the position below the processing component 4, the processing cylinder 4b drives the mounting disc 4c to lift in a stretching mode so as to drill a positioning hole on a workpiece below the mounting disc 4c, and then the conveying belt 1f conveys the positioning component to the position below the blanking component 5;
the blanking air cylinder 5e drives the blanking swing arm 5g to lift, the blanking motor 5b drives the blanking swing arm 5g to swing, and the sucker 5h is linked to lift and swing, so that a workpiece which is processed in the positioning assembly 3 is taken out and placed at a required position.
It should be understood that the above-mentioned embodiments are merely illustrative of the technical concept and features of the present invention, and are not intended to limit the scope of the present invention, which is defined by the following claims.

Claims (9)

1. The utility model provides a wider 3D of size adaptability prints base location processingequipment which characterized in that includes:
the feeding assembly comprises a fixedly arranged mounting plate, four clamping plates and four connecting rods, a feeding hole is formed in the mounting plate, the four clamping plates are uniformly arranged around the feeding hole at intervals, the middle sections of the four clamping plates are respectively and rotatably connected with the mounting plate, the distances from the rotary connection positions of the four clamping plates and the mounting plate to the circle center of the feeding hole are equal, and two ends of each connecting rod are respectively and rotatably connected with the rear ends of two adjacent clamping plates;
the positioning assembly is arranged below the feeding assembly and comprises a base, a supporting plate and three eccentric wheels, the bottom surface of the supporting plate is connected with the positioning base in a rotating mode, the supporting plate is connected with the rotating position of the positioning base in a rotating mode, distances between three side walls of the supporting plate are equal respectively, three eccentric wheels are uniformly arranged on the supporting plate at intervals, the three eccentric wheels are connected with the positioning base in a rotating mode, the side walls of the three eccentric wheels are tightly attached to the three side walls of the supporting plate respectively, and the top surface of each eccentric wheel is higher than the top surface of the supporting plate.
2. The 3D printing base positioning and processing device with wider size adaptability according to claim 1, further comprising a processing assembly and a conveying assembly, wherein the processing assembly and the feeding assembly are arranged side by side, the conveying assembly is arranged below the processing assembly and the feeding assembly, the conveying assembly is used for conveying the positioning assembly to the position below the processing assembly from the position below the feeding assembly, the processing assembly comprises a mounting disc arranged in a lifting manner, a plurality of drill bits are arranged on the mounting disc, and positioning holes are drilled in a workpiece in the positioning assembly when the mounting disc is lifted.
3. The 3D that size adaptability is wider prints base location processingequipment of claim 2, characterized by, still include the unloading subassembly, the unloading subassembly includes swivel mount of rotatory setting and the sucking disc of liftable ground connection on the swivel mount, the sucking disc is used for getting the work piece that finishes of putting drilling.
4. The 3D that size adaptability is wider prints base location processingequipment of claim 3, characterized by, the conveying subassembly includes the conveyer belt, the locating component sets firmly on the conveyer belt.
5. The 3D printing base positioning and processing device with wider size adaptability according to any one of claims 1-4, wherein a torsion spring is arranged at the rotating connection position of the eccentric wheel and the positioning base to enable the eccentric wheel to be tightly attached to the supporting plate.
6. The 3D that size adaptability is wider prints base location processingequipment of claim 5, characterized in that the pivoted junction of four grip blocks and mounting panel is respectively pivoted and is connected with driven splint.
7. The 3D printing base positioning and processing device with wider size adaptability according to claim 6, wherein a torsion spring is arranged at the rotating connection position of the driven clamping plate and the mounting plate, so that the driven clamping plate and the clamping plate have opposite clamping elasticity.
8. The 3D that size adaptability is wider prints base location processingequipment according to claim 5, characterized in that, material loading hole is provided with around and is used for guiding the work piece to get into the limit baffle of material loading hole.
9. The 3D printing base positioning and processing device with wider size adaptability according to claim 8, wherein a guide sleeve for guiding a workpiece to vertically drop is fixedly arranged in the feeding hole.
CN202111131154.0A 2021-09-26 2021-09-26 3D that size adaptation is wider prints base location processingequipment Withdrawn CN113843436A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111131154.0A CN113843436A (en) 2021-09-26 2021-09-26 3D that size adaptation is wider prints base location processingequipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111131154.0A CN113843436A (en) 2021-09-26 2021-09-26 3D that size adaptation is wider prints base location processingequipment

Publications (1)

Publication Number Publication Date
CN113843436A true CN113843436A (en) 2021-12-28

Family

ID=78980196

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111131154.0A Withdrawn CN113843436A (en) 2021-09-26 2021-09-26 3D that size adaptation is wider prints base location processingequipment

Country Status (1)

Country Link
CN (1) CN113843436A (en)

Similar Documents

Publication Publication Date Title
CN211489720U (en) 3D that size adaptation is wider prints base location processingequipment
CN112555252A (en) Full-automatic glue dispensing assembly and curing equipment assembling device and using method thereof
CN110695401A (en) 3D that size adaptation is wider prints base location processingequipment
CN111015212B (en) Moving contact assembling machine and assembling method thereof
CN114535992B (en) Small-size motor casing multiple operation high efficiency screws equipment
CN113843436A (en) 3D that size adaptation is wider prints base location processingequipment
CN108890289B (en) Automatic case and bag assembling machine
CN107995580B (en) Automatic glue injection riveting press and assembling method of washer and basin stand
CN110860898B (en) Automatic assembling equipment for seat and rear tail box of baby carrier
CN113371406A (en) Peristaltic pump production line
CN209389001U (en) A kind of leads of semiconductor device assembly equipment
CN111805191A (en) Product assembly equipment of island formula structure
CN214054332U (en) Motor assembly assembling equipment
CN116461942A (en) Automatic reinforcing rib throwing mechanism and throwing method
CN214442789U (en) Rivet assembly device and permutation dish thereof
CN114700720B (en) Roller assembly equipment
CN214024452U (en) Rotor and meson assembly machine
CN215885422U (en) Vibrator component feeding and counting equipment suitable for vibrator assembly line
CN209811686U (en) Automatic assembling machine for ratchet wrench
CN212305805U (en) Full-automatic plate pasting machine for surface mounting of circuit board
CN109159239B (en) Automatic claw nail machine of beating of bed board
CN109648321B (en) Automatic assembly machine for assembling heating rod framework and sucker of fish tank
CN217050616U (en) Multifunctional material taking device compatible with multiple product pad printing
CN221311324U (en) Triangular window glass brushing equipment
CN215620773U (en) Automatic printing equipment for aluminum sheets

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20211228

WW01 Invention patent application withdrawn after publication