CN112476547A - PVC (polyvinyl chloride) stable cutting device for semiconductor new material production - Google Patents
PVC (polyvinyl chloride) stable cutting device for semiconductor new material production Download PDFInfo
- Publication number
- CN112476547A CN112476547A CN202010979592.1A CN202010979592A CN112476547A CN 112476547 A CN112476547 A CN 112476547A CN 202010979592 A CN202010979592 A CN 202010979592A CN 112476547 A CN112476547 A CN 112476547A
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- Prior art keywords
- movably connected
- cutting
- gear
- pvc
- cutting device
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/143—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis
- B26D1/15—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis with vertical cutting member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/20—Cutting beds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
- B26D7/2621—Means for mounting the cutting member for circular cutters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2628—Means for adjusting the position of the cutting member
- B26D7/2635—Means for adjusting the position of the cutting member for circular cutters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
- B26D7/28—Means for performing other operations combined with cutting for counting the number of cuts or measuring cut lenghts
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention relates to the technical field of semiconductor production and manufacturing, and discloses a PVC stable cutting device for new semiconductor material production, which comprises a base, wherein a workbench is movably connected above the base, gear rings are movably connected on two sides of the workbench, the workbench is matched with a knife template to be tighter and tighter in the descending process through a trapezoid structure with a wide upper part and a narrow lower part of a connecting head, the knife template is matched with self-locking of a pawl and a ratchet bar, the knife template does not displace relative to the connecting head under the fixing action of the pressing plate, the edge breakage phenomenon in the cutting process is reduced, the edge of a product is neat, the cutting quality is improved, scales are arranged on a cutting shaft, and when a plurality of groups of cutting wheels are simultaneously installed and cut, the material can be simultaneously cut into a plurality of sections, so that the cutting process is convenient and efficient, an unlocking gear is driven by a movable rod to rotate, a positioning block moves, the pawl is flicked, the self-locking function is lost, the connector and the cutting die plate are not fixed any more, and the machine is convenient to disassemble, maintain and replace.
Description
Technical Field
The invention relates to the technical field of semiconductor production and manufacturing, in particular to a PVC (polyvinyl chloride) stable cutting device for new semiconductor material production.
Background
The semiconductor material is a new material with electrical properties between a conductor and an insulator, and is widely applied to the fields of semi-electronic equipment, automobiles, aerospace and the like, PVC is an English abbreviation of polyvinyl chloride, polyvinyl chloride is an initiator of vinyl chloride monomer in peroxide, azo compounds and the like, and PVC is frequently required to be used in the production of the semiconductor material and is required to be cut into fixed sizes according to requirements.
However, in the existing cutting equipment, the stability of the clamping mechanism is poor, and due to manufacturing and installation reasons, after the clamping mechanism and the cutting die plate are fixed, a certain gap is formed between the clamping mechanism and the cutting die plate, so that during cutting, the cutting die plate is displaced relative to the cutter shaft due to large impact force, the cutting precision of a product is affected, meanwhile, PVC is prone to edge breakage, the quality is affected, the structure of the device is complex, and the device is not easy to detach and maintain.
In order to solve the above problems, the inventor provides a PVC stable cutting device for new semiconductor material production, which has the advantages of controlling the knife template not to displace relative to the clamping device, not to generate edge breakage, and convenient maintenance.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a PVC stable cutting device for producing new semiconductor materials comprises a base, wherein a workbench is movably connected above the base, gear rings are movably connected on two sides of the workbench, a gear rod is connected with the inner meshing of the gear rings, a connecting rod is movably connected on the gear rod, threaded shafts are movably connected on two sides of the upper part of the workbench, a pressing plate is movably connected below the threaded shafts, a lifting gear is movably connected on the top of the base, a transverse shaft is movably connected below the lifting gear, a connector is movably connected below the transverse shaft, a knife template is movably connected below the connector, pawls are movably connected on two sides of the connector, a movable block is movably connected on the outer side of each pawl, a positioning block is movably connected above the movable block, and a movable rod is engaged and connected on the outer side of the positioning block, the cutting shaft is movably connected below the cutter template, and the cutting wheel is movably connected on the cutting shaft.
Preferably, one end of the gear rod is fixed at the circle center of the gear ring, the gear at the other end is meshed with the gear ring, a sliding groove is formed in the side face of the workbench, a sliding block is arranged in the sliding groove, one end of the connecting rod is movably connected to the gear rod, and the other end of the connecting rod is movably connected with the sliding block.
Preferably, a rotating wheel is arranged above the threaded shaft, spring shafts are arranged on two sides of the threaded shaft, and the lower ends of the spring shafts are movably connected to the pressing plate.
Preferably, the lifting gear is an incomplete gear, and rack plates matched with the lifting gear are arranged on two sides of the lifting gear.
Preferably, the connecting head comprises two parts, the upper part is an inverted trapezoidal structure with a wide upper part and a narrow lower part, the lower part is movably connected in the cavity of the knife template, and ratchet bars matched with the pawls are arranged on two sides of the lower part of the connecting head.
Preferably, an inverted trapezoidal hole is formed in the upper portion of the knife template, the trapezoidal hole is coaxial with the trapezoidal structure of the connector, and a cavity is formed below the lower trapezoidal hole.
Preferably, a return spring is arranged below the movable block, and the positioning block and the movable rod are connected with each other through two mutually meshed unlocking gears.
Preferably, the cutting shaft is provided with a dovetail groove, the cutting wheel is movably connected in the groove, the outside of the cutting wheel is fixed through a bolt, and the cutting shaft is provided with a graduated scale.
Advantageous effects
Compared with the prior art, the invention provides a PVC stable cutting device for producing new semiconductor materials, which has the following beneficial effects:
1. this cutting device is stabilized with PVC in semiconductor new material production, trapezoidal hole on the trapezoidal structure laminating cutting die board through the connector, because narrow structure about its upper width, so the trapezoidal part of connector and the cooperation of cutting die board are more and more tight, cooperate the auto-lock of pawl and ratchet strip simultaneously, and the displacement can not take place for the connector to the cutting die board, and the fixed action of cooperation clamp plate has reduced the edge collapsing phenomenon when cutting, makes the edge of product neat, makes the quality of cutting improve greatly.
2. This cutting device is stabilized to PVC for semiconductor new material production is provided with the scale through cutting epaxial, and the device is supporting simultaneously has the multiunit cutting wheel, and when the cutting was installed simultaneously to the multiunit cutting wheel, can once cut into the multistage with the material, made the cutting process convenient, high-efficient.
3. This cutting device is stabilized to PVC for semiconductor new material production through pressing the movable rod downwards, drives unblock gear through the rack on the movable rod and rotates, and the locating piece can be pulled and move right, and the movable block falls because of the action of gravity, and the pawl is flicked, loses self-locking function, and connector and cutting die board are no longer fixed, make things convenient for the machine to dismantle and maintain the change.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of FIG. 2 at B of the present invention;
FIG. 4 is an enlarged view of the platen structure of FIG. 1 in accordance with the present invention;
FIG. 5 is a side view of the ring gear structure of FIG. 1 in accordance with the present invention.
In the figure: 1. a base; 2. a work table; 3. a ring gear; 4. a gear lever; 5. a connecting rod; 6. a threaded shaft; 7. pressing a plate; 8. a lifting gear; 9. a horizontal axis; 10. a connector; 11. a knife template; 12. a pawl; 13. a movable block; 14. positioning blocks; 15. a movable rod; 16. cutting the shaft; 17. and (4) cutting the wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a PVC stable cutting device for new semiconductor material production comprises a base 1, a worktable 2 is movably connected above the base 1, gear rings 3 are movably connected on both sides of the worktable 2, gear rods 4 are connected inside the gear rings 3 in a meshed manner, connecting rods 5 are movably connected above the gear rods 4, one end of each gear rod 4 is fixed at the center of the gear ring 3, a gear at the other end is connected with the gear rings 3 in a meshed manner, a sliding groove is arranged on the side surface of the worktable 2, a sliding block is arranged in the sliding groove, one end of each connecting rod 5 is movably connected to the gear rod 4, the other end of each connecting rod is movably connected with the corresponding sliding block, threaded shafts 6 are movably connected on both sides above the worktable 2, rotating wheels are arranged above the threaded shafts 6, spring shafts are arranged on both sides, the lower ends of the spring shafts and the threaded shafts 6 are movably, the lifting gear 8 is an incomplete gear, rack plates which are matched with each other are arranged on two sides of the lifting gear 8, a cross shaft 9 is movably connected below the lifting gear 8, a connector 10 is movably connected below the cross shaft 9, a cutter template 11 is movably connected below the connector 10, pawls 12 are movably connected on two sides of the connector 10, the connector 10 is composed of two parts, the upper part is of an inverted trapezoidal structure with a wide upper part and a narrow lower part, the lower part is movably connected in a cavity of the cutter template 11, ratchet bars which are matched with the pawls 12 are arranged on two sides of the lower part of the connector 10, a movable block 13 is movably connected on the outer side of each pawl 12, a positioning block 14 is movably connected above each movable block 13, a movable rod 15 is connected on the outer side of each positioning block 14 in a meshed manner, a return spring is arranged below each movable block 13, and the positioning blocks 14 and the, the lower part of the knife template 11 is movably connected with a cutting shaft 16, the cutting shaft 16 is movably connected with a cutting wheel 17, the cutting shaft 16 is provided with a dovetail groove, the cutting wheel 17 is movably connected in the groove, the outside of the cutting shaft is fixed through a bolt, the cutting shaft 16 is provided with a graduated scale, meanwhile, the device is matched with a plurality of groups of cutting wheels 17, and at least two cutting wheels 17 can be simultaneously installed on the cutting shaft 16.
The working process and principle are as follows: because of manufacturing and installation reasons, after the fixing, a certain gap is formed between the connector 10 and the cutter template 11, in order to eliminate the influence caused by the gap, firstly, the machine needs to be adjusted, the machine is started to drive the lifting gear 8 to start rotating, because the lifting gear 8 is an incomplete gear, when the lifting gear 8 is meshed with the left rack plate, the pressing plate 7 is driven to move downwards, the springs at two ends of the pressing plate 7 are compressed, the pressing plate 7 drives the trapezoidal structure part of the connector 10 to move downwards and gradually fit with the trapezoidal hole on the cutter template 11, because of the structure that the upper part is wide and the lower part is narrow, the trapezoidal part of the connector 10 is matched with the cutter template 11 more and more tightly, when the connector 10 moves downwards, the ratchet bar at the side of the lower part of the connector 10 moves downwards, when the lowest point is reached, the ratchet bar is locked by the pawl 12, when one-time cutting of the machine is finished, and when the, the auto-lock of cooperation lower extreme pawl 12 and ratchet strip can be fixed between connector 10 and the cutting die board 11, and cutting die board 11 does not take place the displacement for connector 10, and the precision of PVC cutting obtains improving, and reduces and bursts at the limit phenomenon, and appearance quality obtains improving.
After the machine is adjusted, a PVC material to be cut is placed on the workbench 2, the rotating wheel on the threaded shaft 6 is rotated, the threaded shaft 6 drives the pressing plate 7 to move downwards to press the material, the damage caused by the displacement of the material in the cutting process is avoided, the distance between the two cutting wheels 17 is adjusted according to the required size, the cutting process is fixed by bolts, the cutting process is the same as the debugging process, the lifting gear 8 drives the knife template 11 and the cutting shaft 16 to descend through the pressing plate 7 until the material is contacted, the motor is started to drive the cutting shaft 16 to rotate to start cutting, after the cutting is finished, the lifting gear 8 is meshed with the right rack plate to drive the pressing plate 7 to ascend, the fixed connector 10 and the knife template 11 ascend together, then the gear rod 4 starts to rotate around the circle center of the gear ring 3, because one end of the connecting rod 5 is movably connected with the gear on the gear rod 4, the other end is movably connected with a sliding block in a sliding groove in the side surface of the workbench 2, so that when the gear rod 4 rotates in the gear ring 3, the sliding block is driven by the connecting rod 5 to do reciprocating motion left and right, and when the gear rod moves right, the workbench 2 can be pushed out, so that a worker can conveniently take a product cut on the workbench 2 and clean the workbench 2.
When the knife template 11 needs to be maintained and replaced, the movable rod 15 is pressed downwards, the rack on the movable rod 15 drives the unlocking gear to rotate, the positioning block 14 can be pulled to move rightwards, the movable block 13 falls down under the action of gravity, the groove in the movable block 13 can drive the pawl 12 to bounce, the pawl 12 loses the self-locking function, the connector 10 and the knife template 11 are not fixed any more, and the machine is convenient to maintain and replace.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a cutting device is stabilized with PVC to new material for semiconductor production, includes base (1), its characterized in that: the upper portion of the base (1) is movably connected with a workbench (2), two sides of the workbench (2) are movably connected with gear rings (3), the inner meshing of the gear rings (3) is connected with gear rods (4), the upper portion of the gear rods (4) is movably connected with connecting rods (5), two sides of the upper portion of the workbench (2) are movably connected with threaded shafts (6), the lower portion of the threaded shafts (6) is movably connected with a pressing plate (7), the top portion of the base (1) is movably connected with lifting gears (8), the lower portion of the lifting gears (8) is movably connected with transverse shafts (9), the lower portion of the transverse shafts (9) is movably connected with a connector (10), the lower portion of the connector (10) is movably connected with a cutter template (11), two sides of the connector (10) are movably connected with pawls (12), and the outer side of the pawls (12) is movably connected with movable blocks (13), the top swing joint of movable block (13) has locating piece (14), the outside meshing of locating piece (14) is connected with movable rod (15), the below swing joint of template of a knife (11) has cutting axle (16), swing joint has cutting wheel (17) on cutting axle (16).
2. The PVC stabilized cutting device for new semiconductor material production according to claim 1, characterized in that: one end of the gear rod (4) is fixed at the circle center of the gear ring (3), the gear at the other end is meshed with the gear ring (3) and is connected with the side face of the workbench (2), a sliding groove is formed in the sliding groove, a sliding block is arranged in the sliding groove, one end of the connecting rod (5) is movably connected to the gear rod (4), and the other end of the connecting rod is movably connected with the sliding block.
3. The PVC stabilized cutting device for new semiconductor material production according to claim 1, characterized in that: a rotating wheel is arranged above the threaded shaft (6), spring shafts are arranged on two sides of the threaded shaft, and the lower ends of the spring shafts are movably connected to the pressing plate (7).
4. The PVC stabilized cutting device for new semiconductor material production according to claim 1, characterized in that: the lifting gear (8) is an incomplete gear, and the two sides of the lifting gear (8) are provided with adaptive rack plates.
5. The PVC stabilized cutting device for new semiconductor material production according to claim 1, characterized in that: the connector (10) comprises two parts, the upper part is an inverted trapezoidal structure with a wide upper part and a narrow lower part, the lower part is movably connected in a cavity of the knife template (11), and ratchet bars matched with the pawls (12) are arranged on two sides of the lower part of the connector (10).
6. The PVC stabilized cutting device for new semiconductor material production according to claim 1, characterized in that: an inverted trapezoidal hole is formed in the upper portion of the knife template (11), the trapezoidal hole is coaxial with the trapezoidal structure of the connector (10), and a cavity is formed below the lower trapezoidal hole.
7. The PVC stabilizing and cutting device for conductor production according to claim 1, characterized in that: a return spring is arranged below the movable block (13), and the positioning block (14) and the movable rod (15) are connected with each other through two mutually meshed unlocking gears.
8. The PVC stabilizing and cutting device for conductor production according to claim 1, characterized in that: the cutting shaft (16) is provided with a dovetail groove, the cutting wheel (17) is movably connected in the groove, the outside of the cutting wheel is fixed through a bolt, and the cutting shaft (16) is provided with a graduated scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010979592.1A CN112476547A (en) | 2020-09-17 | 2020-09-17 | PVC (polyvinyl chloride) stable cutting device for semiconductor new material production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010979592.1A CN112476547A (en) | 2020-09-17 | 2020-09-17 | PVC (polyvinyl chloride) stable cutting device for semiconductor new material production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112476547A true CN112476547A (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010979592.1A Pending CN112476547A (en) | 2020-09-17 | 2020-09-17 | PVC (polyvinyl chloride) stable cutting device for semiconductor new material production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112476547A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363168A (en) * | 2021-06-07 | 2021-09-07 | 深圳市三联盛科技股份有限公司 | Packaging structure of wafer layered electromagnetic shielding circuit |
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| CN210189908U (en) * | 2019-04-11 | 2020-03-27 | 深圳市华鸣电子科技有限公司 | PCBA panel cuts device |
| CN210616621U (en) * | 2019-06-12 | 2020-05-26 | 陕西省报废汽车回收拆解有限公司 | Auto-parts cutting machine |
| CN210633767U (en) * | 2019-09-23 | 2020-05-29 | 浙江德清蓝雅晶体纤维有限公司 | Sealing packing paper cutting device for kiln |
| CN211282785U (en) * | 2019-10-28 | 2020-08-18 | 邱鑫宇 | Dedicated material pusher of environment-friendly building templates processing equipment |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2634155A1 (en) * | 1988-07-13 | 1990-01-19 | Betton Rene | Device for cutting labelling strips without cutting through the detachable film |
| JP3094333U (en) * | 2002-11-27 | 2003-06-13 | 三ツ星ベルト株式会社 | Band belt cutting device |
| CN208034865U (en) * | 2018-03-14 | 2018-11-02 | 广州风尚标鞋业有限公司 | Vamp leather cutting machine cutting die fixation kit and cutting machine |
| CN208318460U (en) * | 2018-04-28 | 2019-01-04 | 鹤山市永创鞋业有限公司 | A kind of intelligence cutting machine for making shoes |
| CN108544542A (en) * | 2018-05-17 | 2018-09-18 | 江苏聚泰科技有限公司 | A kind of LCM backlights cutter device |
| CN209078800U (en) * | 2018-09-07 | 2019-07-09 | 重庆东福电子有限公司 | A kind of gum foam tape divider |
| CN109702788A (en) * | 2018-11-23 | 2019-05-03 | 楼淼芳 | A kind of PVC board that accuracy is high fluting cutter device |
| CN210189908U (en) * | 2019-04-11 | 2020-03-27 | 深圳市华鸣电子科技有限公司 | PCBA panel cuts device |
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| CN210616621U (en) * | 2019-06-12 | 2020-05-26 | 陕西省报废汽车回收拆解有限公司 | Auto-parts cutting machine |
| CN210633767U (en) * | 2019-09-23 | 2020-05-29 | 浙江德清蓝雅晶体纤维有限公司 | Sealing packing paper cutting device for kiln |
| CN211282785U (en) * | 2019-10-28 | 2020-08-18 | 邱鑫宇 | Dedicated material pusher of environment-friendly building templates processing equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363168A (en) * | 2021-06-07 | 2021-09-07 | 深圳市三联盛科技股份有限公司 | Packaging structure of wafer layered electromagnetic shielding circuit |
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Application publication date: 20210312 |
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| RJ01 | Rejection of invention patent application after publication |