CN214110514U - Double-fork-arm reciprocating type cutting mechanism - Google Patents
Double-fork-arm reciprocating type cutting mechanism Download PDFInfo
- Publication number
- CN214110514U CN214110514U CN202022822443.2U CN202022822443U CN214110514U CN 214110514 U CN214110514 U CN 214110514U CN 202022822443 U CN202022822443 U CN 202022822443U CN 214110514 U CN214110514 U CN 214110514U
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- cutter
- movable cutter
- hinge shaft
- swing arm
- portal frame
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- 230000007246 mechanism Effects 0.000 title claims abstract description 61
- 238000005520 cutting process Methods 0.000 title claims abstract description 28
- 238000013016 damping Methods 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 claims 8
- 239000002985 plastic film Substances 0.000 abstract description 10
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000007373 indentation Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a reciprocating type mechanism that cuts of two fork arms, includes the frame, moves cutter, decides cutter, flexible actuating mechanism, its characterized in that: the machine base is provided with a portal frame, the movable cutter and a portal frame column are connected with each other through a longitudinal guide mechanism, and the fixed cutter is arranged below the movable cutter; the upper end and the lower end of a double swing arm part of the double swing arm mechanism are respectively hinged with the gantry beam and the movable cutter through an upper hinge shaft and a lower hinge shaft, the telescopic driving mechanism is used for stretching and pulling leftwards and rightwards in a telescopic mode, the double swing arm part is driven to swing along the fork arm hinge shaft, the upper hinge shaft and the lower hinge shaft and bend and straighten leftwards and rightwards in a reciprocating mode, the movable cutter is driven to conduct vertical reciprocating guide cutting relative to the fixed cutter along the longitudinal guide mechanism, high-speed cutting can be conducted on thin plastic sheets with different thicknesses efficiently and quickly through low energy consumption, and no white-edge indentation is generated on the inner side of the cut edge.
Description
Technical Field
The utility model relates to a plastic sheet processing machinery field, concretely relates to reciprocating type mechanism that cuts of two fork arms.
Background
When manufacturing a paper bag page or book cover made of plastic, for example, the plastic needs to cut a plastic sheet material into a sheet section with a fixed length for subsequent processing.
The cutting mechanism of the cutting machine mainly adopts a cylinder as a power mechanism, and cuts a plastic sheet raw material in a mode of longitudinally pushing a cutter, and the machine can only finish one-time pressing and cutting in the integral telescopic action process of the cylinder; in order to improve the working efficiency, the cutting mechanism needs to further accelerate the operation speed of the cylinder to improve the pressing and cutting speed, and the cylinder with stronger performance and higher power consumption is needed, so that the equipment cost and the energy consumption cost are increased, and greater cost pressure is caused for the low-profit stationery and consumable material industry; in addition, from the viewpoint of the processing effect of the equipment, when the pressing and cutting speed is increased by adopting the high-power air cylinder, the punching force on the plastic sheet during the pressing and cutting action is also increased, so that fine and linear white impressions can be generated during the pressing and cutting of the plastic sheet with higher toughness, particularly the transparent plastic sheet with the thickness of 0.1-0.5mm, and the adverse effect on the vision can be caused.
Disclosure of Invention
An object of the utility model is to provide a reciprocating type mechanism of cutting of bifurcate arm, it can be with lower energy consumption, and high-efficient swiftly carries out high-speed the cutting to the thin plastic sheet of different thickness to cut not produce the white limit indentation along the inboard.
In order to achieve the above purpose, the utility model adopts the following technical means to implement:
a double-fork-arm reciprocating type cutting mechanism comprises a machine base, a movable cutter, a fixed cutter and a telescopic driving mechanism, wherein a portal frame is arranged on the machine base, the movable cutter is connected with a portal frame column through a longitudinal guide mechanism, and the fixed cutter is arranged below the movable cutter; the upper end and the lower end of a double swing arm part of the double swing arm mechanism are respectively hinged with the gantry frame beam and the movable cutter through an upper hinge shaft and a lower hinge shaft, the telescopic driving mechanism stretches and pulls left and right, the double swing arm part is driven to swing along the fork arm hinge shaft, the upper hinge shaft and the lower hinge shaft and bend and straighten left and right in a reciprocating manner, and the movable cutter is driven to cut relative to the fixed cutter in a reciprocating manner along the longitudinal guide mechanism.
Furthermore, the single swing arm piece of the double swing arm parts is hinged to a pair of upper swing arms and a pair of lower swing arms through a fork arm hinge shaft, the upper swing arms are hinged to the gantry beam through the upper hinge shaft, and the lower swing arms are hinged to the movable cutter through the lower hinge shaft.
Furthermore, the double-swing-arm mechanism is also provided with a linkage arm, and the left end and the right end of the linkage arm are correspondingly hinged with the two fork arm hinge shafts.
Furthermore, the linkage arms are arranged on two sides of the double-swing arm part in pairs.
Furthermore, the movable cutter comprises a movable cutter body and a movable cutter seat, and the longitudinal guide mechanism consists of longitudinal guide rails and longitudinal guide strips which are arranged between two sides of the movable cutter seat and the attaching surfaces of the portal frame columns.
Furthermore, the longitudinal damping mechanism is further arranged and is arranged between the portal frame and the movable cutter seat in pairs.
Furthermore, the longitudinal damping mechanism is a pneumatic spring group, a spring seat of the pneumatic spring group is fixedly arranged at the lower edge of the portal frame beam and is fixed by a fixing sheet of the portal frame column, and a spring pin points to and pushes against the movable cutter seat.
Furthermore, the fixed cutter comprises a fixed cutter body and a fixed cutter adjusting and locking mechanism, the fixed cutter adjusting and locking mechanism consists of a front and back adjusting slide block arranged on two sides of the fixed cutter body, a front and back adjusting guide rail of the portal frame column and a front and back adjusting bolt, the front and back adjusting bolt is in threaded fit with the front and back adjusting slide block, and the front and back adjusting bolt rotates to enable the front and back adjusting slide block to be adjusted front and back along the front and back adjusting guide rail.
Furthermore, the telescopic driving mechanism is a telescopic cylinder, a cylinder seat of the telescopic cylinder is fixed with the gantry beam, and a cylinder push rod is hinged with any fork arm hinge shaft.
The utility model discloses at least, have following useful part:
the utility model discloses an adopt two swing arm mechanisms as the mechanism that the cutter removed is moved in the drive, it can be under telescopic drive mechanism's drive, two swing arm portions are along the yoke hinge, go up the hinge, the cutter is moved in the mode that the lower hinge swing is controlled reciprocal refraction and is straightened drives, it cuts for the reciprocal direction from top to bottom of deciding the cutter along vertical guiding mechanism to drive, it can be when flexible push-and-pull action once, it drives and moves the cutter and accomplish twice and cut the action, for the mode of the cylinder longitudinal movement cutter of tradition, under equal condition, can improve equipment work efficiency doubly.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic view of the double-swing arm mechanism of the present invention;
fig. 3 is a partial perspective schematic view of the side a-a of the present invention.
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 below with reference to the accompanying drawings and by referring to preferred embodiments. It should be understood, however, that the numerous specific details set forth in the specification are merely set forth to provide a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
Examples
As shown in fig. 1-3, a double-fork arm reciprocating cutting mechanism comprises a base 30, a movable cutter 6, a fixed cutter 7 and a telescopic cylinder 2, wherein a portal frame is arranged on the base 30, longitudinal guide rails 52 are arranged in the middle of two inner sides of a portal frame column 32, and a pair of fixing pieces are arranged at the upper part of the portal frame column; the spring seats 41 of the pair of pneumatic springs 4 are fixedly arranged at the lower edge of the gantry beam 31, and the side walls of the spring seats 41 are fixed by fixing pieces, so that the spring pins 42 of the pneumatic springs 4 point downwards;
a double-swing arm mechanism is provided below the gantry, and as shown in fig. 3, the single-swing arm 11 provided on the left and right forms a double-swing arm, and the single-swing arm 11 is formed by hinging a pair of upper swing arms 111 and a pair of lower swing arms 112 by a fork arm hinge shaft 115, the upper swing arms 111 are hinged to the gantry beam 31 by an upper hinge shaft 113, and the lower swing arms 112 are hinged to the movable cutter holder 61 by a lower hinge shaft 114.
The double-swing arm mechanism is further provided with linkage arms 12, the linkage arms 12 are arranged on two sides of the double-swing arm in pairs, and the left end and the right end of each linkage arm 12 are correspondingly hinged with the two fork arm hinge shafts 115; the telescopic cylinder 2 is arranged between the two single swing arm pieces 11, a cylinder seat 21 of the telescopic cylinder 2 is fixed with the gantry beam 31, and a cylinder push rod 22 is hinged with a side fork arm hinge shaft 115.
The movable cutter body 62 is arranged at the lower edge of the movable cutter seat 61 through a locking bolt, the movable cutter seat 61 and the portal frame column 32 are mutually connected through a longitudinal guide mechanism 5, and the spring pin 42 of the pneumatic spring 4 points downwards and pushes the left end and the right end of the movable cutter seat 61; in the present embodiment, as shown in fig. 1, the longitudinal guide mechanism 5 is composed of longitudinal guide bars 51 disposed on both sides of the movable cutter base 61, and longitudinal guide rails 52 between the two gantry columns 32 and the facing surfaces on both sides of the movable cutter base 61.
Based on the structure, when the telescopic cylinder 2 drives the cylinder push rod 22 to reciprocate and push and pull left and right, the cylinder push rod 22 drives the fork arm hinge shaft 115 to reciprocate and move left and right, when the cylinder push rod 22 performs one reciprocating and pushing and pulling left and right, the double swing arm parts swing along the fork arm hinge shaft 115, the upper hinge shaft 113 and the lower hinge shaft 114 to reciprocate and bend left and right to straighten, in the process, the movable cutter seat 61 moves longitudinally along the longitudinal guide mechanism 5 and completes two downward moving reset actions, so the movable cutter body 62 arranged at the lower edge of the movable cutter seat 61 is driven by the movable cutter seat 61, can perform two cutting actions relative to the fixed cutter 7 below the movable cutter 6, can improve one-time efficiency relative to the existing cutting machine under the same cylinder power and the same telescopic pushing and pulling action of the cylinder push rod 22, and can avoid using a telescopic power mechanism such as a high-power cylinder when pressing and cutting transparent plastic sheets, fine and linear white impressions are generated; further, the pneumatic spring 4 damps the movable cutter holder 61 every time the movable cutter holder 61 moves upward, so that the stability of the apparatus can be improved.
As shown in fig. 2, further, the fixed cutter 7 includes a fixed cutter body 72 and a fixed cutter adjustment locking mechanism 71, the fixed cutter adjustment locking mechanism 71 is composed of a front and rear adjustment slider 711 fixedly disposed on both sides of the fixed cutter body 72, a front and rear adjustment guide rail 712 of the gantry column 32, and a front and rear adjustment bolt 713, the front and rear adjustment bolt 713 is in threaded fit with the front and rear adjustment slider 711, and the front and rear adjustment bolt 713 rotates to adjust the front and rear adjustment slider 711 along the front and rear adjustment guide rail 712, so that the distance between the fixed cutter body 72 and the movable cutter body 62 can be conveniently finely adjusted, the blade can be adjusted to a reasonable distance, and the cutting of plastic sheet materials with different materials and different thicknesses can be completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a reciprocating type mechanism that cuts of two fork arms, includes the frame, moves cutter, decides cutter, flexible actuating mechanism, its characterized in that: the machine base is provided with a portal frame, the movable cutter and a portal frame column are connected with each other through a longitudinal guide mechanism, and the fixed cutter is arranged below the movable cutter; the upper end and the lower end of a double swing arm part of the double swing arm mechanism are respectively hinged with the gantry frame beam and the movable cutter through an upper hinge shaft and a lower hinge shaft, the telescopic driving mechanism stretches and pulls left and right, the double swing arm part is driven to swing along the fork arm hinge shaft, the upper hinge shaft and the lower hinge shaft and bend and straighten left and right in a reciprocating manner, and the movable cutter is driven to cut relative to the fixed cutter in a reciprocating manner along the longitudinal guide mechanism.
2. The dual yoke reciprocating cutting mechanism of claim 1, wherein: the single swing arm pieces of the double swing arm parts are hinged to a pair of upper swing arms and a pair of lower swing arms through fork arm hinge shafts, the upper swing arms are hinged to the gantry beam through the upper hinge shafts, and the lower swing arms are hinged to the movable cutter through the lower hinge shafts.
3. The dual yoke reciprocating cutting mechanism of claim 2, wherein: the double-swing arm mechanism is further provided with a linkage arm, and the left end and the right end of the linkage arm are correspondingly hinged with the two fork arm hinge shafts.
4. The dual yoke reciprocating cutting mechanism of claim 3, wherein: the linkage arms are arranged on two sides of the double-swing arm part in pairs.
5. The dual yoke reciprocating cutting mechanism of claim 1, wherein: the movable cutter comprises a movable cutter body and a movable cutter seat, and the longitudinal guide mechanism consists of longitudinal guide rails and longitudinal guide strips which are arranged between two sides of the movable cutter seat and the attaching surfaces of the portal frame columns.
6. The dual yoke reciprocating cutting mechanism of claim 5, wherein: the longitudinal damping mechanisms are arranged between the portal frame and the movable cutter seat in pairs.
7. The dual yoke reciprocating cutting mechanism of claim 6, wherein: the longitudinal damping mechanism is a pneumatic spring group, a spring seat of the pneumatic spring group is fixedly arranged at the lower edge of the portal frame beam and is fixed by a fixing piece of the portal frame column, and a spring pin points to and pushes against the movable cutter seat.
8. The dual yoke reciprocating cutting mechanism of claim 1, wherein: the fixed cutter comprises a fixed cutter body and a fixed cutter adjusting and locking mechanism, the fixed cutter adjusting and locking mechanism consists of front and rear adjusting sliding blocks arranged on two sides of the fixed cutter body, a front and rear adjusting guide rail of the portal frame column and a front and rear adjusting bolt, the front and rear adjusting bolt is in threaded fit with the front and rear adjusting sliding blocks, and the front and rear adjusting bolt rotates to enable the front and rear adjusting sliding blocks to be adjusted front and rear along the front and rear adjusting guide rail.
9. The dual yoke reciprocating cutting mechanism as claimed in any one of claims 1-8, wherein: the telescopic driving mechanism is a telescopic cylinder, a cylinder seat of the telescopic cylinder is fixed with the gantry beam, and a cylinder push rod is hinged with any fork arm hinge shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022822443.2U CN214110514U (en) | 2020-11-27 | 2020-11-27 | Double-fork-arm reciprocating type cutting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022822443.2U CN214110514U (en) | 2020-11-27 | 2020-11-27 | Double-fork-arm reciprocating type cutting mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN214110514U true CN214110514U (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022822443.2U Active CN214110514U (en) | 2020-11-27 | 2020-11-27 | Double-fork-arm reciprocating type cutting mechanism |
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| Country | Link |
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| CN (1) | CN214110514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113718517A (en) * | 2021-10-15 | 2021-11-30 | 九江市启田智能科技有限公司 | High-precision cutting bed |
-
2020
- 2020-11-27 CN CN202022822443.2U patent/CN214110514U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113718517A (en) * | 2021-10-15 | 2021-11-30 | 九江市启田智能科技有限公司 | High-precision cutting bed |
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