CN219617958U - Platen roller protection device of plate cutting machine - Google Patents
Platen roller protection device of plate cutting machine Download PDFInfo
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- CN219617958U CN219617958U CN202321198523.2U CN202321198523U CN219617958U CN 219617958 U CN219617958 U CN 219617958U CN 202321198523 U CN202321198523 U CN 202321198523U CN 219617958 U CN219617958 U CN 219617958U
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- platen roller
- seat
- roller body
- column
- adjusting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a platen roller protection device of a plate cutting machine, and relates to the technical field of paper cutting. The utility model comprises a paper pressing roller body, two ends of the paper pressing roller body are coaxially connected with rotating shafts, two bearing seats are respectively and rotatably arranged on the two rotating shafts, two adjusting seats are respectively arranged on two sides of the paper pressing roller body, seat grooves are formed in the adjusting seats, a lifting assembly is arranged at the bottoms of the adjusting seats and drives the adjusting seats to lift, the two bearing seats are respectively positioned in the seat grooves of the two adjusting seats, and a force sensor is arranged between the top of each bearing seat and the top of each seat groove. When paper jam occurs or is about to occur, the lifting assembly is controlled to drive the paper pressing roller body to lift, so that the paper pressing roller body, the rotating shaft and the bearing seat are prevented from being damaged due to overlarge lifting force.
Description
Technical Field
The utility model relates to the technical field of paper cutting, in particular to a paper pressing roller protection device of a plate cutting machine.
Background
When the board cutting machine cuts paper, the paper web enters the measuring roller and the paper pressing roller, and the fly cutter and the bed knife transversely cut off the paper between the measuring roller and the paper pressing roller, similar to the working principle of scissors. The gap between the paper pressing roller and the short belt is moderate, paper sheets with too small gap cannot pass through, and the size of the pulp sheets which are flying or sheared by the paper sheets does not reach the standard due to the fact that the speed of the paper sheets is high and the inertia is large.
In the prior art, the paperboard cutting machine can cause paperboard due to the factors of abrasion of a circular knife, quantitative paper web, water fluctuation and the like. When paper jams, the paper web is accumulated under the platen roller to push the platen roller, so that the platen roller bearing and the bearing seat are damaged. The paper pressing roller needs to be replaced for about 3 hours, and the operation of the board cutting machine needs to be stopped, so that the continuous and stable operation of equipment is seriously affected, and the problem needs to be solved.
Disclosure of Invention
The utility model aims to develop a platen roller protection device of a board cutting machine, which can timely lift a platen roller and a bearing seat to avoid damage when a paper jam occurs to generate a jacking force to the platen roller.
The utility model is realized by the following technical scheme:
a platen roller protector for a board cutting machine, comprising:
the paper pressing roller body, its both ends connect with the spindle coaxially;
the two bearing seats are respectively and rotatably arranged on the two rotating shafts;
two adjusting seats are respectively arranged at two sides of the paper pressing roller body, and seat grooves are formed in the adjusting seats;
the lifting assembly is arranged at the bottom of the adjusting seat and drives the adjusting seat to lift;
the two bearing seats are respectively positioned in the seat grooves of the two adjusting seats, and a force sensor is arranged between the top of the bearing seat and the top of the seat groove.
Optionally, a universal coupling in transmission connection with the driving source is arranged at the end part of one of the rotating shafts.
Optionally, the bottom of the seat bottom under the bearing frame is equipped with the support column, cylindric guide way has been seted up to the support column top coaxial, coaxial slip in the guide way is equipped with cylindric guide post, guide post external diameter and guide way internal diameter adaptation, the guide post top is connected with the bearing frame bottom, support column and guide post all vertically set up.
Optionally, the bearing frame top is connected with down the atress post, be equipped with the atress post that goes up that is connected with the seat groove top down above the atress post, lower atress post and go up the coaxial vertical setting of atress post, force sensor locates down between atress post and the last atress post.
Optionally, the upper stress column top rotates and is equipped with the backing plate, the backing plate top is connected with the adjusting bolt of vertical setting, adjusting bolt is same axis of rotation with the backing plate, adjusting bolt and adjusting seat top screw thread fit.
Optionally, the fly roll body both sides are equipped with the support, be equipped with a plurality of photoelectric switch's transmitter and receiver on the support respectively, the light that the transmitter launched the receiver is located fly roll body bottom side.
Optionally, the light emitted from the emitter to the receiver is parallel to the axial direction of the platen roller body.
Optionally, the light rays of a plurality of the photoelectric switches are arranged along the circumferential edge of the cross section of the platen roller body.
Optionally, the support is fixed on two sides of the platen roller body through the supporting piece, and the support is in an arc shape concentric with the cross section of the platen roller body.
The beneficial effects of the utility model are as follows:
when paper jam occurs or is about to occur, the lifting assembly is controlled to drive the paper pressing roller body to lift, so that the paper pressing roller body, the rotating shaft and the bearing seat are prevented from being damaged due to overlarge lifting force.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of the present utility model;
FIG. 2 is a diagram showing the positional relationship between light and the platen roller body;
fig. 3 is a view showing an internal structure of the adjusting seat.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those skilled in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description of the utility model and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model discloses a platen roller protection device of a plate cutting machine, which comprises a platen roller body 1, wherein two ends of the platen roller body 1 are respectively and coaxially provided with a rotating shaft 2, and a bearing seat 8 matched with the rotating shaft 2 is rotatably arranged on the rotating shaft.
The outside of the bearing seat 8 is provided with an adjusting seat 3, the inside of the adjusting seat 3 is provided with a seat groove 17 for accommodating the bearing seat 8, and the seat groove 17 is in a cuboid shape. The bottom of the adjusting seat 3 is provided with an air cylinder 4 as a lifting component to drive the adjusting seat 3 to lift, or a hydraulic cylinder and the like can be used as the lifting component.
The rotating shaft 2 at one end of the platen roller body 1 extends out of the adjusting seat 3, the end part of the rotating shaft 2 is provided with a universal coupling 7, and the universal coupling 7 is in transmission connection with a motor serving as a driving source. The motor runs, the rotating shaft 2 is driven to rotate through the universal coupling 7, and the platen roller body 1 rotates along with the rotating shaft.
The support column 9 is arranged at the bottom of the seat groove 17 right below the bearing seat 8, a cylindrical guide groove 10 is coaxially formed in the top of the support column 9, a cylindrical guide column 11 is coaxially arranged in the guide groove 10 in a sliding mode, the outer diameter of the guide column 11 is matched with the inner diameter of the guide groove 10, the top of the guide column 11 is connected with the bottom of the bearing seat 8, and the support column 9 and the guide column 11 are vertically arranged.
The top of the bearing seat 8 is connected with a lower stress column 12, an upper stress column 14 is arranged above the lower stress column 12, the lower stress column 12 and the upper stress column 14 are coaxially and vertically arranged, and a force sensor 13 is arranged between the lower stress column 12 and the upper stress column 14.
The top of the upper stress column 14 is rotatably provided with a base plate 15, the top of the base plate 15 is connected with an adjusting bolt 16 which is vertically arranged, the adjusting bolt 16 and the base plate 15 are of the same rotation axis, and the adjusting bolt 16 is in threaded fit with the top of the adjusting seat 3.
The bottoms of the two sides of the paper pressing roller body 1 are respectively provided with a bracket 5, the brackets 5 are fixed on the two sides of the paper pressing roller body 1 through supporting pieces, and the brackets 5 are arc-shaped concentric with the cross section of the paper pressing roller body 1.
The two brackets 5 are respectively provided with a plurality of photoelectric switch transmitters and receivers, the positions of the transmitters and the positions of the receivers on the two brackets 5 correspond, and light rays 6 emitted by the transmitters enter the receivers. The light rays 6 are parallel to the axial direction of the platen roller body 1, and the light rays 6 of the plurality of photoelectric switches are arranged along the circumferential edge of the cross section of the platen roller body 1 and are positioned on both sides of the contact position of the bottom end of the platen roller body 1 with the paper. When the paper is normally conveyed, the paper cannot be blocked on the light 6 of any photoelectric switch; when a jam occurs or is about to occur at the bottom end of the platen roller body 1, the paper becomes thicker, wrinkled or deformed, blocking the light 6 of one or more photoelectric switches.
The principle of the utility model is as follows:
the adjusting bolt 16 is rotated to enable the adjusting bolt 16 to descend, the adjusting bolt 16 tightly pushes the upper stress column 14 downwards, the upper stress column 14 and the lower stress column 12 tightly push each other, the guide column 11 is tightly pushed in the guide groove 10 of the support column 9, at the moment, the bearing seat 8 is clamped and fixed in the seat groove 17 of the adjusting seat 3, the air cylinder 4 controls the adjusting seat 3 to ascend and descend, the lifting of the paper pressing roller body 1 is realized, and the contact between the paper pressing roller body 1 and paper is adjusted;
in the paper conveying and cutting process, when a paper jam occurs at the bottom end of the paper pressing roller body 1, when the paper pressing roller body 1 receives a larger jacking force, the rotating shaft 2 drives the bearing seat 8 to slightly upwards displace in the seat groove 17, the lower stress column 12 upwards jacks the upper stress column 14, and when the force sensor 13 monitors that the jacking force is overlarge, the control system controls the air cylinder 4 to drive the adjusting seat 3 to ascend, so that overlarge stress damage to the paper pressing roller body 1, the rotating shaft 2 and the bearing seat 8 is avoided;
in the paper conveying and cutting process, when paper jam occurs or paper jam is about to occur at the bottom end of the paper pressing roller body 1, paper blocks light rays 6 of any one or more photoelectric switches when paper is folded or deformed, a receiver of the photoelectric switch does not receive the light ray 6 signals any more, the photoelectric switch outputs electric signals, the air cylinder 4 timely drives the adjusting seat 3 to ascend through the control system, and the paper pressing roller body 1, the rotating shaft 2 and the bearing seat 8 can be prevented from being damaged due to overlarge stress.
According to the utility model, when a paper jam occurs or is about to occur, the lifting assembly is controlled to drive the paper pressing roller body 1 to lift, so that the paper pressing roller body 1, the rotating shaft 2 and the bearing seat 8 are prevented from being damaged due to overlarge lifting force.
The above embodiments are only preferred embodiments of the present utility model, and are not limiting to the technical solutions of the present utility model, and any technical solution that can be implemented on the basis of the above embodiments without inventive effort should be considered as falling within the scope of protection of the patent claims of the present utility model.
Claims (9)
1. A platen roller protector for a platen machine, comprising:
the paper pressing roller body, its both ends connect with the spindle coaxially;
the two bearing seats are respectively and rotatably arranged on the two rotating shafts;
two adjusting seats are respectively arranged at two sides of the paper pressing roller body, and seat grooves are formed in the adjusting seats;
the lifting assembly is arranged at the bottom of the adjusting seat and drives the adjusting seat to lift;
the two bearing seats are respectively positioned in the seat grooves of the two adjusting seats, and a force sensor is arranged between the top of the bearing seat and the top of the seat groove.
2. The platen roller protector of claim 1, wherein one of the shafts has a universal coupling at an end thereof in driving connection with a driving source.
3. The platen roller protector of claim 1, wherein a supporting column is arranged at the bottom of the seat bottom right below the bearing seat, a cylindrical guiding groove is coaxially arranged at the top of the supporting column, a cylindrical guiding column is coaxially arranged in the guiding groove in a sliding manner, the outer diameter of the guiding column is adapted to the inner diameter of the guiding groove, the top of the guiding column is connected with the bottom of the bearing seat, and the supporting column and the guiding column are vertically arranged.
4. The platen roller protector of claim 1, wherein the top of the bearing seat is connected with a lower stress column, an upper stress column connected with the top of the seat groove is arranged above the lower stress column, the lower stress column and the upper stress column are coaxially and vertically arranged, and the force sensor is arranged between the lower stress column and the upper stress column.
5. The platen roller protector of claim 4, wherein the top of the upper force-bearing column is rotatably provided with a base plate, the top of the base plate is connected with an adjusting bolt vertically arranged, the adjusting bolt and the base plate are in the same rotation axis, and the adjusting bolt is in threaded fit with the top of the adjusting seat.
6. The platen roller protector of claim 1, wherein the platen roller body is provided with brackets on both sides, the brackets are respectively provided with a plurality of transmitters and receivers of photoelectric switches, and the light emitted from the transmitters to the receivers is located at the bottom end side of the platen roller body.
7. The platen roller protector of claim 6, wherein the light emitted from the emitter to the receiver is parallel to the axial direction of the platen roller body.
8. The platen roller protector of claim 7, wherein the light rays of the plurality of photoelectric switches are arranged along a circumferential edge of the cross section of the platen roller body.
9. The platen roller protector of claim 8, wherein the bracket is fixed to both sides of the platen roller body by a supporting member, and the bracket has a circular arc shape concentric with a cross section of the platen roller body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321198523.2U CN219617958U (en) | 2023-05-18 | 2023-05-18 | Platen roller protection device of plate cutting machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321198523.2U CN219617958U (en) | 2023-05-18 | 2023-05-18 | Platen roller protection device of plate cutting machine |
Publications (1)
Publication Number | Publication Date |
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CN219617958U true CN219617958U (en) | 2023-09-01 |
Family
ID=87774338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321198523.2U Active CN219617958U (en) | 2023-05-18 | 2023-05-18 | Platen roller protection device of plate cutting machine |
Country Status (1)
Country | Link |
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CN (1) | CN219617958U (en) |
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2023
- 2023-05-18 CN CN202321198523.2U patent/CN219617958U/en active Active
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