CN111571700B - Plate cutting device - Google Patents
Plate cutting device Download PDFInfo
- Publication number
- CN111571700B CN111571700B CN202010357121.7A CN202010357121A CN111571700B CN 111571700 B CN111571700 B CN 111571700B CN 202010357121 A CN202010357121 A CN 202010357121A CN 111571700 B CN111571700 B CN 111571700B
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- Prior art keywords
- conveying
- shaft
- conveying frame
- bearing
- gear
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Classifications
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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
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
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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
- 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
- B26D1/25—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 non-circular cutting member
- B26D1/26—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 non-circular cutting member moving about an axis substantially perpendicular to the line of cut
- B26D1/28—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 non-circular cutting member moving about an axis substantially perpendicular to the line of cut and rotating continuously in one direction during cutting
- B26D1/285—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 non-circular cutting member moving about an axis substantially perpendicular to the line of cut and rotating continuously in one direction during cutting for thin material, e.g. for sheets, strips or the like
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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
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B50/20—Cutting sheets or blanks
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Cutting Processes (AREA)
Abstract
The invention discloses a plate cutting device which comprises a first conveying frame and a second conveying frame, wherein a first conveying shaft and a second conveying shaft are respectively arranged on the first conveying frame and the second conveying frame, a vertical plate is arranged between the first conveying frame and the second conveying frame, a first gear and a second gear which are meshed with each other are arranged on the vertical plate, a cutting table and a bearing table are respectively arranged on the first gear and the second gear, the first gear and the second gear are in power connection with the first conveying shaft and the second conveying shaft, and the first cutting table and the bearing table are matched to cut a plate when the first gear and the second gear rotate for a certain angle, so that the whole device moves synchronously, and the plate is cut more accurately and uniformly.
Description
Technical Field
The invention relates to the technical field of plate cutting equipment, in particular to a plate cutting device.
Background
In the packaging industry, the packaging box is an important packaging material, can pack articles quickly and efficiently, and is very convenient. In the process of producing and processing the packaging box, the processing of the paperboard needs to be carried out firstly, and then the large paperboard is cut into the paperboard with proper size which is convenient to process, so that the packaging box is manufactured.
When the paperboard is cut, the existing factory generally uses a cutter to cut the paperboard in cooperation with a conveyor belt, the conveyor belt conveys the paperboard at a constant speed, and the cutter cuts the paperboard at a fixed frequency, so that the paperboard is cut and divided.
However, the applicant has found that the prior art has at least the following problems:
when the cutting machine runs for a long time, a certain deviation may occur between the running frequency of the cutter and the conveying speed of the conveying belt, so that the cutting of the paperboard is not uniform, and the cutting accuracy of the board is affected.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a board cutting device, which solves the problem that a certain deviation may occur between the operation frequency of a cutter and the conveying speed of a conveyor belt during a long-time operation, which may cause uneven cutting of a board and affect the cutting accuracy of the board.
The invention provides a plate cutting device based on the above purpose, which comprises a first conveying frame, wherein a plurality of first conveying shafts are arranged on the first conveying frame, one ends of the first conveying shafts extend out of the first conveying frame, first conveying chain wheels are arranged on the ends of the first conveying shafts extending out of the first conveying frame, first chains are arranged on the first conveying chain wheels, a second conveying frame is arranged opposite to the first conveying frame, a plurality of second conveying shafts are arranged on the second conveying frame, one ends of the second conveying shafts extend out of the second conveying frame, second conveying chain wheels are arranged on the ends of the second conveying shafts extending out of the second conveying frame, second chains are arranged on the second conveying chain wheels, mounting legs are arranged at the bottoms of the first conveying frame and the second conveying frame, and a vertical plate is arranged between the first conveying frame and the second conveying frame, the vertical plate is provided with a first gear and a second gear which are meshed with each other, the first gear comprises a first installation shaft, a first shaft sleeve is fixedly arranged on the first installation shaft, a first connecting rod is fixedly connected below the first shaft sleeve, the first connecting rod is connected with a first rotating shaft, a first bearing is arranged on the first rotating shaft, a first bearing sleeve is sleeved outside the first bearing, the first bearing sleeve is fixedly connected with a cutting platform, a cutter is arranged below the first cutting platform, a guide sleeve is arranged on the side edge of the first cutting platform, the second gear comprises a second installation shaft, a second shaft sleeve is fixedly arranged on the second installation shaft, a second connecting rod is fixedly connected above the second shaft sleeve, the second connecting rod is connected with a second rotating shaft, a second bearing is arranged on the second rotating shaft, a second bearing sleeve is sleeved outside the second bearing, a bearing platform is fixedly connected on the second bearing sleeve, and a fixed seat is arranged on one side of the bearing platform close to the guide sleeve, the guide post is mounted on the fixing seat, the guide post upwards penetrates through the guide sleeve, one end of the first mounting shaft penetrates through the vertical plate, the first mounting shaft penetrates through one end of the vertical plate, a driving belt wheel is mounted on the driving belt wheel, one end of the second conveying shaft penetrates through the vertical plate, the second conveying shaft penetrates through the end portion of the vertical plate, a second driven belt wheel is mounted on the end portion of the vertical plate, one end of the first conveying shaft penetrates through the vertical plate, the first conveying shaft penetrates through the end portion of the vertical plate, a first driven belt wheel is mounted between the first driven belt wheel and the second driven belt wheel, and the driving belt is in power connection with the second driven belt wheel.
Optionally, the bearing table is provided with a cutting groove matched with the cutter.
Optionally, a first mounting seat is fixedly mounted on the first conveying frame, a first compression roller is mounted on the first mounting seat, a second mounting seat is fixedly mounted on the second conveying frame, and a second compression roller is mounted on the second mounting seat.
Optionally, the first mounting seat and the second mounting seat are telescopic in height, and electric telescopic rods are respectively mounted between the first mounting seat and the first conveying frame and between the second mounting seat and the second conveying frame.
Optionally, the first transmission shaft and the second transmission shaft are provided with friction parts, and the friction parts are in contact with the plate.
Optionally, a collecting hopper is mounted at an end of the second conveying frame.
From the above, according to the plate cutting device provided by the invention, the first conveying frame and the second conveying frame are arranged, the vertical plate is arranged between the first conveying frame and the second conveying frame, the vertical plate is provided with the first gear and the second gear which are meshed with each other, the first gear and the second gear are respectively provided with the cutting table and the bearing table, and the first gear and the second gear are respectively in power connection with the first conveying shaft and the second conveying shaft, so that the actions of the first cutting table and the bearing table as well as the first conveying shaft and the second conveying shaft are always kept synchronous, and the plate cutting accuracy is improved.
Drawings
Fig. 1 is a schematic view of a plate cutting apparatus according to an embodiment of the present invention;
FIG. 2 is a rear view of a plate cutting apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic side view of a board cutting apparatus according to an embodiment of the present invention;
fig. 4 is a schematic view of an operating state of a plate cutting device according to an embodiment of the present invention;
fig. 5 is a partially enlarged structural view of a portion a in fig. 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
As one embodiment of the present invention, as shown in the figures, a board cutting device includes a first conveying frame 1, a plurality of first conveying shafts 2 are mounted on the first conveying frame 1, one ends of the plurality of first conveying shafts 2 extend out of the first conveying frame 1, a first conveying sprocket 201 is mounted on an end of the first conveying shaft 2 extending out of the first conveying frame 1, a first chain 3 is mounted on the plurality of first conveying sprockets 201, a second conveying frame 7 is disposed opposite to the first conveying frame 1, a plurality of second conveying shafts 8 are mounted on the second conveying frame 7, one ends of the second conveying shafts 8 extend out of the second conveying frame 7, a second conveying sprocket 801 is mounted on an end of the second conveying shaft 8 extending out of the second conveying frame 7, a second chain 9 is mounted on the plurality of second conveying sprockets 801, mounting legs 6 are disposed at bottoms of the first conveying frame 1 and the second conveying frame 7, a vertical plate 12 is arranged between the first conveying frame 1 and the second conveying frame 7, a first gear 13 and a second gear 14 which are meshed with each other are arranged on the vertical plate 12, the first gear 13 comprises a first mounting shaft 131, a first shaft sleeve 132 is fixedly mounted on the first mounting shaft 131, a first connecting rod 133 is fixedly connected below the first shaft sleeve 132, the first connecting rod 133 is connected with a first rotating shaft 136, a first bearing 135 is mounted on the first rotating shaft 136, a first bearing sleeve 134 is sleeved outside the first bearing 135, a cutting table 137 is fixedly connected with the first bearing sleeve 134, a cutter 139 is mounted below the first cutting table 137, a guide sleeve 138 is arranged on the side edge of the first cutting table 137, the second gear 14 comprises a second mounting shaft 141, a second shaft sleeve 142 is fixedly mounted on the second mounting shaft 141, a second connecting rod 143 is fixedly connected above the second bearing sleeve 142, and the second connecting rod 143 is connected with a second rotating shaft 146, a second bearing 145 is installed on the second rotating shaft 146, a second bearing sleeve 144 is sleeved outside the second bearing 145, a bearing platform 147 is fixedly connected to the second bearing sleeve 144, a fixed seat 148 is installed on one side, close to the guide sleeve 138, of the bearing platform 147, a guide post 15 is installed on the fixed seat 148, the guide post 15 upwards penetrates through the guide sleeve 138, one end of the first installation shaft 131 penetrates through the vertical plate 12 and is provided with a driving pulley 16, a driving belt 17 is installed on the driving pulley 16, one end of the second transmission shaft 8 penetrates through the vertical plate 12, the second transmission shaft 8 penetrates through the end of the vertical plate 12 and is provided with a second driven pulley 802, one end of the first transmission shaft 2 penetrates through the vertical plate 12, the first driven pulley 203 is installed on the end of the first transmission shaft 2 penetrating through the vertical plate 12, and a driven transmission belt 18 is connected between the first driven pulley 203 and the second driven pulley 802, the drive belt 17 is in power connection with the second driven pulley 802. When cutting operation is performed, the power source drives the first mounting shaft 131 to rotate, the first mounting shaft 131 drives the driving pulley 16 to rotate, the driving pulley 16 drives the first conveying shaft 2 and the second conveying shaft 8 to rotate, so that plate conveying is realized, meanwhile, the first mounting shaft 131 rotates to drive the first gear 13 and the second gear 14 to rotate, the first cutting table 137 on the first gear 13 is matched with the bearing table 147, a plate is cut when the first cutting table 137 is opposite to the bearing table 147, and then the first cutting table 137 and the bearing table 147 are far away from each other until next approach for cutting operation. Because the driving of the cutting operation and the driving of the plate transmission are the same power source, the transmission rate and the cutting frequency of the plate are kept constant, and the cutting precision of the plate can be effectively improved.
In some other embodiments, the carrier 147 is provided with a cutting slot 149 for cooperating with the cutting blade 139. The plate can be cut more thoroughly.
In some other specific embodiments, the first mounting seat 4 is fixedly mounted on the first conveying frame 1, the first pressing roller 5 is mounted on the first mounting seat 4, the second mounting seat 10 is fixedly mounted on the second conveying frame 7, and the second pressing roller 11 is mounted on the second mounting seat 10. The two ends of the plate are tightly pressed, so that the plate can not move greatly when being cut off.
In some other embodiments, the first mounting seat 4 and the second mounting seat 10 are retractable in height, and specifically, electric telescopic rods are respectively installed between the first mounting seat 4 and the first conveying frame 1 and between the second mounting seat 10 and the second conveying frame 7. The plate with different thicknesses can be pressed.
In some other embodiments, the first transmission shaft 2 and the second transmission shaft 8 are provided with friction portions, and the friction portions contact with the sheet material to make the movement of the sheet material smoother.
In some other embodiments, the second carriage 7 is provided with a collection hopper (not shown) at the end. The cut sheets were collected.
The working principle of the invention is as follows: when cutting operation is performed, the power source drives the first mounting shaft 131 to rotate, the first mounting shaft 131 drives the driving pulley 16 to rotate, the driving pulley 16 drives the first conveying shaft 2 and the second conveying shaft 8 to rotate, so that plate conveying is realized, meanwhile, the first mounting shaft 131 rotates to drive the first gear 13 and the second gear 14 to rotate, the first cutting table 137 on the first gear 13 is matched with the bearing table 147, a plate is cut when the first cutting table 137 is opposite to the bearing table 147, and then the first cutting table 137 and the bearing table 147 are far away from each other until next approach for cutting operation. Because the driving of the cutting operation and the driving of the plate transmission are the same power source, the transmission rate and the cutting frequency of the plate are kept constant, and the cutting precision of the plate can be effectively improved.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims), is limited to these examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
Additionally, well known power/ground connections to integrated circuit IC) chips and other components may or may not be shown in the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented, i.e., specifics should be well within purview of one skilled in the art). Where specific details such as circuits are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. E.g., dynamic RAMDRAM)) may use the discussed embodiments.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (6)
1. A sheet material cutting device is characterized in that: the conveying device comprises a first conveying frame (1), wherein a plurality of first conveying shafts (2) are installed on the first conveying frame (1), one end of each first conveying shaft (2) extends out of the first conveying frame (1), a plurality of first conveying chain wheels (201) are installed on the end portions, extending out of the first conveying frame (1), of the first conveying shafts (2), a plurality of first chains (3) are installed on the first conveying chain wheels (201), a second conveying frame (7) is oppositely arranged on the first conveying frame (1), a plurality of second conveying shafts (8) are installed on the second conveying frame (7), one end of each second conveying shaft (8) extends out of the second conveying frame (7), a second conveying chain wheel (801) is installed on the end portion, extending out of the second conveying frame (7), of the second conveying shaft (8), and a plurality of second chains (9) are installed on the second conveying chain wheel (801), the cutting device is characterized in that mounting legs (6) are arranged at the bottoms of the first conveying frame (1) and the second conveying frame (7), a vertical plate (12) is arranged between the first conveying frame (1) and the second conveying frame (7), a first gear (13) and a second gear (14) which are meshed with each other are arranged on the vertical plate (12), the first gear (13) comprises a first mounting shaft (131), a first shaft sleeve (132) is fixedly mounted on the first mounting shaft (131), a first connecting rod (133) is fixedly connected below the first shaft sleeve (132), the first connecting rod (133) is connected with a first rotating shaft (136), a first bearing (135) is mounted on the first rotating shaft (136), a first bearing sleeve (134) is sleeved outside the first bearing (135), a first cutting table (137) is fixedly connected with the first bearing sleeve (134), a cutter (139) is mounted below the first cutting table (137), and a guide sleeve (138) is arranged on the side edge of the first cutting table (137), the second gear (14) comprises a second mounting shaft (141), a second shaft sleeve (142) is fixedly mounted on the second mounting shaft (141), a second connecting rod (143) is fixedly connected above the second shaft sleeve (142), the second connecting rod (143) is connected with a second rotating shaft (146), a second bearing (145) is mounted on the second rotating shaft (146), a second bearing sleeve (144) is sleeved outside the second bearing (145), a bearing table (147) is fixedly connected on the second bearing sleeve (144), a fixed seat (148) is mounted on one side, close to the guide sleeve (138), of the bearing table (147), a guide column (15) is mounted on the fixed seat (148), the guide column (15) upwards penetrates through the guide sleeve (138), one end of the first mounting shaft (131) penetrates through the vertical plate (12), and a driving belt pulley (16) is mounted at one end, penetrating through the vertical plate (12), of the first mounting shaft (131), install driving belt (17) on driving pulley (16), second conveying shaft (8) one end is passed riser (12), second conveying shaft (8) pass the tip of riser (12) installs second driven pulley (802), first conveying shaft (2) one end is passed riser (12), first conveying shaft (2) are passed first driven pulley (203) is installed to the tip of riser (12), is connected with driven conveyer belt (18) between first driven pulley (203) and second driven pulley (802), driving belt (17) with second driven pulley (802) power is connected.
2. A board cutting device according to claim 1, characterized in that the carrier table (147) is provided with a cutting groove (149) cooperating with the cutting knife (139).
3. A board cutting device according to claim 1, characterized in that the first mounting seat (4) is fixedly mounted on the first conveying frame (1), the first press roller (5) is mounted on the first mounting seat (4), the second mounting seat (10) is fixedly mounted on the second conveying frame (7), and the second press roller (11) is mounted on the second mounting seat (10).
4. A board cutting device according to claim 3, characterized in that the first mounting seat (4) and the second mounting seat (10) are telescopic in height, and electric telescopic rods are respectively arranged between the first mounting seat (4) and the first conveying frame (1) and between the second mounting seat (10) and the second conveying frame (7).
5. A board cutting device according to claim 1, characterized in that the first transfer shaft (2) and the second transfer shaft (8) are provided with friction portions, which are in contact with the board.
6. A sheet cutting apparatus according to claim 1, characterized in that a collecting hopper is mounted at the end of the second transfer frame (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010357121.7A CN111571700B (en) | 2020-04-29 | 2020-04-29 | Plate cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010357121.7A CN111571700B (en) | 2020-04-29 | 2020-04-29 | Plate cutting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111571700A CN111571700A (en) | 2020-08-25 |
| CN111571700B true CN111571700B (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010357121.7A Active CN111571700B (en) | 2020-04-29 | 2020-04-29 | Plate cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111571700B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083621A (en) * | 2021-11-15 | 2022-02-25 | 温州合盛塑料薄膜包装有限公司 | Intelligent die-cutting machine for preparing polyester plastic film sheet material |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2102905C1 (en) * | 1996-05-13 | 1998-01-27 | Кубанский государственный технологический университет | Tobacco strand dosing cutter |
| CN204546609U (en) * | 2015-04-24 | 2015-08-12 | 陕西科技大学 | A kind of self-feeding cake slicing device |
| CN104999129A (en) * | 2015-07-15 | 2015-10-28 | 宁波大学 | Crank slider type bar hot shearing mechanism driven by deformed elliptical gears |
| CN205143377U (en) * | 2015-11-12 | 2016-04-13 | 南昌理工学院 | Isometric dissection of fish body machine with geneva mechanism |
| CN209425492U (en) * | 2018-11-09 | 2019-09-24 | 鸿威新科(天津)装饰材料有限公司 | A kind of ground cushion cutting device |
-
2020
- 2020-04-29 CN CN202010357121.7A patent/CN111571700B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2102905C1 (en) * | 1996-05-13 | 1998-01-27 | Кубанский государственный технологический университет | Tobacco strand dosing cutter |
| CN204546609U (en) * | 2015-04-24 | 2015-08-12 | 陕西科技大学 | A kind of self-feeding cake slicing device |
| CN104999129A (en) * | 2015-07-15 | 2015-10-28 | 宁波大学 | Crank slider type bar hot shearing mechanism driven by deformed elliptical gears |
| CN205143377U (en) * | 2015-11-12 | 2016-04-13 | 南昌理工学院 | Isometric dissection of fish body machine with geneva mechanism |
| CN209425492U (en) * | 2018-11-09 | 2019-09-24 | 鸿威新科(天津)装饰材料有限公司 | A kind of ground cushion cutting device |
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| Publication number | Publication date |
|---|---|
| CN111571700A (en) | 2020-08-25 |
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