CN210633752U - Paper cutting device - Google Patents
Paper cutting device Download PDFInfo
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- CN210633752U CN210633752U CN201921358859.4U CN201921358859U CN210633752U CN 210633752 U CN210633752 U CN 210633752U CN 201921358859 U CN201921358859 U CN 201921358859U CN 210633752 U CN210633752 U CN 210633752U
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- hob
- cutter
- fixing
- arc
- cutter shaft
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- 238000005520 cutting process Methods 0.000 title claims abstract description 48
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Abstract
The utility model relates to a paper cutting device, which comprises a hobbing cutter shaft and a hobbing cutter body; the hob cutter shaft and the hob bodies are connected through bolts, and the hob bodies are arranged on the hob cutter shaft in an annular array; the hobbing cutter arbor includes arbor main part, connecting axle and stationary blade, annular array has a plurality of fixed slots on the arbor main part periphery, the connecting axle is fixed in the arbor main part left and right sides, the stationary blade cover is established on the connecting axle of arbor main part left and right sides, and the stationary blade is provided with the draw-in groove that the fixed slot in the arbor main part corresponds, the hobbing cutter body is the rectangular plate body, and hobbing cutter body lateral part is provided with the arc cutting edge, and hobbing cutter body both ends are fixed with the. The utility model discloses a solve the insecure and heavy problem of hobbing cutter body paper load of the hobbing cutter body installation on the paper cutting hobbing cutter, provide a paper cutting device, can guarantee that the paper cutting hobbing cutter steadily uses.
Description
Technical Field
The utility model relates to a printing technology field, concretely relates to paper cutting device.
Background
The paper cutter is a traditional product for processing the paper cutting requirement in the later printing period, the paper cutter is developed from a mechanical paper cutter to a tape control type paper cutter, and is also developed to a cutting system for computer-aided cutting external programming and production data editing, the development of the paper cutter enables the production preparation time to be shorter, the cutting precision to be higher, the labor intensity to be lower, and the operation to be safer.
The mechanism that cuts that paper cutter was used commonly comprises cut paper gyro wheel and cut paper hobbing cutter, but present cut paper hobbing cutter produces easily after long-time use not hard up, and the hobbing cutter cutting edge that commonly uses moreover is the parallel and level, needs higher cutting load to the higher paper of some toughness, is difficult to cut off the paper in the operation even, has influenced work efficiency.
Disclosure of Invention
The utility model discloses a solve the insecure problem that cuts paper load overweight with the hobbing cutter body of the hobbing cutter body installation on the paper cutting hobbing cutter among the prior art, provide a paper cutting device, can guarantee that the hobbing cutter body is firm, comparatively convenient paper that cuts simultaneously.
In order to solve the above problem, the technical scheme of the utility model is that:
a paper cutting device comprises a hobbing cutter shaft and a hobbing cutter body;
the hob cutter shaft and the hob bodies are connected through bolts, and the hob bodies are arranged on the hob cutter shaft in an annular array;
the hob cutter shaft comprises a cutter shaft main body, a connecting shaft and a fixing piece, wherein the cutter shaft main body is a cylinder, a plurality of fixing grooves are annularly arrayed on the circumferential surface of the cutter shaft main body, the connecting shaft is fixed on the left side and the right side of the cutter shaft main body, the fixing piece is sleeved on the connecting shaft on the left side and the right side of the cutter shaft main body, the fixing piece is a circular plate body with a circular through hole in the middle, a plurality of clamping grooves corresponding to the fixing grooves are formed in one side of the fixing piece, a first bolt through hole is formed in the;
the hob cutter body is a rectangular plate body, an arc-shaped cutting edge is arranged on the side portion of the hob cutter body, the straight edge of the hob cutter body is installed in a fixing groove in the hob cutter body, the arc-shaped cutting edge is located on the outer side of the hob cutter body, the arc-shaped cutting edge is sunken towards the straight edge of the hob cutter body, and fixing clamping strips are fixed at two ends of the hob cutter body.
Further, the cutter shaft main body and the connecting shaft are coaxially arranged, threaded holes corresponding to the first bolt through holes are formed in the side faces of the two ends of the cutter shaft main body, and a belt pulley is connected to the connecting shaft on one side of the cutter shaft main body.
Further, the clamping groove on the fixing plate comprises a strip-shaped clamping groove and an arc-shaped clamping groove, the strip-shaped clamping groove penetrates through the circumferential surface of the fixing plate and is communicated with the arc-shaped clamping groove, the opening of the arc-shaped clamping groove faces the circle center of the fixing plate, and the first bolt through hole in the fixing plate penetrates through two ends of the arc-shaped clamping groove.
Furthermore, fixing clamping strips fixed at two ends of the hob body are matched with clamping grooves in the fixing piece, and second bolt through holes corresponding to the first bolt through holes in the fixing piece are formed in the fixing clamping strips.
Through the technical scheme, the beneficial effects of the utility model are that:
1. the fixed clamping strips fixed at the two ends of the hob cutter body are matched with the clamping grooves in the fixed plates, the hob cutter body and the hob shaft main body are fixedly connected through bolts, the fixed plates can be connected with a plurality of hob cutter bodies embedded in the hob shaft main body, and the hob cutter bodies can be kept firm in the rotating process of the hob cutter shaft.
The cutting edge of the hob body is set to be arc-shaped, paper is firstly cut off at two ends of the arc-shaped cutting edge, then the paper is cut off inwards at two ends of the arc-shaped cutting edge, paper tension is destroyed, and the paper with higher toughness can be cut off better.
Drawings
FIG. 1 is a schematic view showing a structure of a paper cutting device according to the present invention;
FIG. 2 is a schematic structural view of a hob shaft of the present invention;
FIG. 3 is a front view of the fixing plate of the present invention;
FIG. 4 is a schematic view at A-A in FIG. 3;
fig. 5 is a schematic structural view of the hob body of the present invention.
The reference numbers in the drawings are as follows: 1 is the connecting axle, 2 is the bolt, 3 is the stationary blade, 4 is the hobbing cutter body, 5 is the arc cutting edge, 6 is the arbor main part, 7 is the belt pulley, 8 is the screw hole, 9 is the fixed slot, 10 is the fixing clip strip, 11 is circular through-hole, 12 is the bar draw-in groove, 13 is first bolt through-hole, 14 is the arc draw-in groove, 15 is second bolt through-hole.
Detailed Description
The invention will be further explained with reference to the drawings and the detailed description below:
as shown in fig. 1 to 5, a paper cutting device includes a hob shaft and a hob body 4;
the hob cutter shaft and the hob body 4 are connected through a bolt 2, and the hob body 4 is installed on the hob cutter shaft in an annular array;
the hob cutter shaft comprises a cutter shaft main body 6, a connecting shaft 1 and a fixing piece 3, wherein the cutter shaft main body 6 is a cylinder, a plurality of fixing grooves 9 are annularly arrayed on the circumferential surface of the cutter shaft main body 6, the connecting shaft 1 is fixed on the left side and the right side of the cutter shaft main body 6, the cutter shaft main body 6 and the connecting shaft 1 are coaxially arranged, threaded holes 8 corresponding to first bolt through holes 13 are formed in the side surfaces of the two ends of the cutter shaft main body 6, a belt pulley 7 is connected to the connecting shaft 1 on one side of the cutter shaft main body 6, the fixing piece 3 is sleeved on the connecting shaft 1 on the left side and the right side of the cutter shaft main body 6, the fixing piece 3 is a circular plate body with a circular through hole 11 in the middle part, a plurality of clamping grooves corresponding to the fixing grooves 9;
the clamping grooves on the fixing plate 3 comprise strip-shaped clamping grooves 12 and arc-shaped clamping grooves 14, the strip-shaped clamping grooves 12 penetrate through the circumferential surface of the fixing plate 3 and are communicated with the arc-shaped clamping grooves 14, the openings of the arc-shaped clamping grooves 14 face the circle center of the fixing plate 3, and first bolt through holes 13 in the fixing plate 3 penetrate through two ends of the arc-shaped clamping grooves 14;
the hob cutter body 4 is a rectangular plate body, an arc-shaped cutting edge 5 is arranged on the side portion of the hob cutter body 4, the straight edge of the hob cutter body 4 is installed in a fixing groove 9 on a hob shaft main body 6, one side with the arc-shaped cutting edge 5 is located on the outer side of the hob shaft main body 6, the arc-shaped cutting edge 5 is sunken towards the straight edge of the hob cutter body 4, the lowest point of the arc-shaped cutting edge 5 can completely cut into paper, fixing clamping strips 10 are fixed at two ends of the hob cutter body 4, the fixing clamping strips 10 fixed at two ends of the hob cutter body 4 are matched with clamping grooves on a fixing piece 3, and second bolt through holes 15 corresponding to;
the clamping groove on the fixing plate 3 comprises a strip-shaped clamping groove 12 and an arc-shaped clamping groove 14, the strip-shaped clamping groove 12 penetrates through the circumferential surface of the fixing plate 3 to be communicated with the arc-shaped clamping groove 14, the opening of the arc-shaped clamping groove 14 faces to the circle center of the fixing plate 3, and a first bolt through hole 13 in the fixing plate 3 penetrates through two ends of the arc-shaped clamping groove 14.
When the paper cutting device is used, the paper cutting device is installed in a state that the hob cutter shaft is parallel to the horizontal operation surface of the paper cutting machine, the belt pulley 7 on the paper cutting device is connected with the driving device in the paper cutting machine through a belt, the paper cutting machine is started, the paper cutting device rotates, the two ends of the hob cutter body 4 of the paper cutting device are connected with the fixing clamping strips 10, the fixing clamping strips 10 fixed at the two ends of the hob cutter body 4 are matched with the clamping grooves on the fixing sheet 3, the hob cutter body 4 and the cutter shaft main body 6 are fixedly connected through the bolts 2, the fixing sheet 3 can be connected with the hob cutter bodies 4 embedded on the cutter shaft main body 6, the hob cutter shaft can be ensured to be firmly kept in the rotating process, the cutting edge of the hob cutter body 4 is arranged in an arc shape, the two ends of the arc cutting edge 5 firstly cut paper, then the two ends of the arc cutting edge 5 inwards, the paper with higher toughness can be cut better.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various equivalent or equivalent modifications or replacements to the technical solution of the present invention are within the protection scope of the present invention within the scope of the present invention.
Claims (4)
1. A paper cutting device is characterized by comprising a hobbing cutter shaft and a hobbing cutter body (4);
the hob cutter shaft and the hob body (4) are connected through a bolt (2), and the hob bodies (4) are arranged on the hob cutter shaft in an annular array;
the hob cutter shaft comprises a cutter shaft main body (6), a connecting shaft (1) and a fixing piece (3), wherein the cutter shaft main body (6) is a cylinder, a plurality of fixing grooves (9) are annularly arrayed on the circumferential surface of the cutter shaft main body (6), the connecting shaft (1) is fixed on the left side and the right side of the cutter shaft main body (6), the fixing piece (3) is sleeved on the connecting shaft (1) on the left side and the right side of the cutter shaft main body (6), the fixing piece (3) is a circular plate body with a circular through hole (11) in the middle, a plurality of clamping grooves corresponding to the fixing grooves (9) are formed in one side of the fixing piece (3), a first bolt through hole (13) is formed in the fixing piece (3), and the first;
the hob cutter body (4) is a rectangular plate body, an arc-shaped cutting edge (5) is arranged on the side portion of the hob cutter body (4), the straight edge of the hob cutter body (4) is installed in a fixing groove (9) in the hob cutter body (6) and located on the outer side of the hob cutter body (6) on one side with the arc-shaped cutting edge (5), the arc-shaped cutting edge (5) is sunken towards the straight edge of the hob cutter body (4), and fixing clamping strips (10) are fixed at two ends of the hob cutter body (4).
2. The paper cutting device according to claim 1, wherein the cutter shaft main body (6) and the connecting shaft (1) are coaxially arranged, the side surfaces of the two ends of the cutter shaft main body (6) are provided with threaded holes (8) corresponding to the first bolt through holes (13), and the connecting shaft (1) on one side of the cutter shaft main body (6) is connected with a belt pulley (7).
3. The paper cutting device according to claim 1, characterized in that the clamping grooves on the fixing plate (3) comprise a strip-shaped clamping groove (12) and an arc-shaped clamping groove (14), the strip-shaped clamping groove (12) is communicated with the arc-shaped clamping groove (14) through the circumferential surface of the fixing plate (3), the arc-shaped clamping groove (14) is opened towards the circle center of the fixing plate (3), and the first bolt through hole (13) on the fixing plate (3) is penetrated through the two ends of the arc-shaped clamping groove (14).
4. The paper cutting device according to claim 1, characterized in that the fixing clip strips (10) fixed at both ends of the hob body (4) are fitted with the slots on the fixing plate (3), and the fixing clip strips (10) are provided with second bolt through holes (15) corresponding to the first bolt through holes (13) on the fixing plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921358859.4U CN210633752U (en) | 2019-08-21 | 2019-08-21 | Paper cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921358859.4U CN210633752U (en) | 2019-08-21 | 2019-08-21 | Paper cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210633752U true CN210633752U (en) | 2020-05-29 |
Family
ID=70791250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921358859.4U Active CN210633752U (en) | 2019-08-21 | 2019-08-21 | Paper cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210633752U (en) |
-
2019
- 2019-08-21 CN CN201921358859.4U patent/CN210633752U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 6, Yingbin Road, Economic and Technological Development Zone, Lankao County, Kaifeng City, Henan Province 475300 Patentee after: Henan Yurong Packaging New Materials Co.,Ltd. Address before: 475300 east area of Yingbin Avenue, industrial cluster area, Lankao County, Kaifeng, Henan Patentee before: HENAN TONGYU PRINTING CO.,LTD. |
|
| CP03 | Change of name, title or address |