CN220548010U - Semi-automatic grinding device for circular knife - Google Patents
Semi-automatic grinding device for circular knife Download PDFInfo
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- CN220548010U CN220548010U CN202321982226.7U CN202321982226U CN220548010U CN 220548010 U CN220548010 U CN 220548010U CN 202321982226 U CN202321982226 U CN 202321982226U CN 220548010 U CN220548010 U CN 220548010U
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- grinding wheel
- circular knife
- grinding
- chuck
- fixing mechanism
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- 230000001681 protective effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005184 irreversible process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a semi-automatic grinding device for a circular knife, which comprises a grinding wheel moving mechanism, a grinding wheel fixing mechanism and a circular knife fixing mechanism, wherein the grinding wheel moving mechanism is transversely fixed on an operating platform and comprises two fixing frames, a sliding rail and a screw rod, wherein the sliding rail and the screw rod are arranged between the two fixing frames, and a hand wheel is arranged at one end of the screw rod; the grinding wheel fixing mechanism is movably arranged on the grinding wheel moving mechanism and comprises a moving seat movably connected with the sliding rail and the screw rod, an angle adjusting seat movably arranged on the moving seat, a grinding wheel chuck vertically fixed on the angle adjusting seat and a grinding wheel rotating motor in driving connection with the grinding wheel chuck; the circular knife fixing mechanism is fixed on the operating platform and faces the grinding wheel moving mechanism. The semiautomatic grinding device is convenient and practical, the angle-adjustable grinding wheel fixing mechanism widens the grinding angle and increases the applicability of the grinding device; the quality instability of manual sharpening operation is reduced, and the grinding quality of the circular knife is improved and stabilized.
Description
Technical Field
The utility model relates to the technical field of cutter sharpening, in particular to a semi-automatic grinding device for a circular cutter.
Background
The toilet paper rewinder cuts the semi-finished product base paper by using the circular knife to obtain the base paper rolls with various specifications and sizes, the circular knife has high requirements on the quality, the circular knife needs to continuously work, the abrasion of the cutting edge is an irreversible process, and the continuous operation for a long time is needed. Once the circular blade is worn, the quality problems of edge rot, paper breakage, rough edges and the like of the obtained original paper roll can occur, and the sales of products and the production of the next working procedure are affected. Therefore, the circular cutting knife needs to be replaced to a certain extent, so that the production cost is greatly increased, and simultaneously, a large number of knives are scrapped and social resources are wasted.
Disclosure of Invention
The utility model aims to provide the semi-automatic circular knife grinding device which can flexibly adjust the sharpening angle and has the advantages of high applicability, convenient operation and high grinding efficiency.
The utility model aims to achieve the aim, and is specifically realized by the following technical scheme:
the semi-automatic grinding device for the circular knife comprises a grinding wheel moving mechanism, a grinding wheel fixing mechanism and a circular knife fixing mechanism, wherein the grinding wheel moving mechanism is transversely fixed on an operating platform and comprises two fixing frames, a sliding rail and a screw rod, wherein the sliding rail and the screw rod are arranged between the two fixing frames, and a hand wheel is arranged at one end of the screw rod; the grinding wheel fixing mechanism is movably arranged on the grinding wheel moving mechanism and comprises a moving seat movably connected with the sliding rail and the screw rod, an angle adjusting seat movably arranged on the moving seat, a grinding wheel chuck vertically fixed on the angle adjusting seat and a grinding wheel rotating motor in driving connection with the grinding wheel chuck; the circular knife fixing mechanism is fixed on the operating platform and faces the grinding wheel moving mechanism.
Further, the circular knife fixing mechanism comprises a circular knife chuck and a circular knife rotating motor, the circular knife chuck is longitudinally fixed on the operating platform through a fixing seat, and the circular knife rotating motor is arranged at the rear side of the circular knife chuck and is in driving connection with the circular knife chuck.
Further, a protective cover is arranged on the outer ring of the circular knife chuck.
Further, at least three groups of connecting holes are formed in the top surface of the movable seat, and the angle adjusting seat is detachably connected with the connecting holes through movable bolts.
According to the technical scheme, the sliding rail and the screw rod are utilized to move, and the grinding wheel which rotates at high speed is utilized to move to contact with the grinding rotary cutter, so that the grinding precision can be ensured; the angle adjusting seat is utilized to realize angle adjustable control of the grinding angle of the grinding wheel, the grinding quality is ensured by utilizing the simultaneous rotation of the grinding wheel and the circular knife, the applicability is high, the operation is convenient, and the grinding efficiency is high; the grinding wheel and the cutter are all fixed by chucks, so that the operation of personnel is convenient, and the maintenance cost is low; the protective cover can ensure the safe and reliable operation process.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
In the figure, a 1-grinding wheel moving mechanism; 11-a fixing frame; 12-sliding rail; 13-a lead screw; 14-a hand wheel; 2-a grinding wheel fixing mechanism; 21-a mobile seat; 211-connecting holes; 212-a movable bolt; 22-an angle adjusting seat; 23-a grinding wheel chuck; 24-a grinding wheel rotating motor; 3-a circular knife fixing mechanism; 31-a circular knife chuck; 32-a rotary motor of a circular knife; 33-a protective cover; 4-an operation table.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
In the description of the present utility model, it should be understood that unless explicitly specified and limited otherwise, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present utility model.
The "upper" or "lower" of a first feature over a second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1, the semi-automatic grinding device for the circular knife comprises a grinding wheel moving mechanism 1, a grinding wheel fixing mechanism 2 and a circular knife fixing mechanism 3, wherein the grinding wheel moving mechanism 1 is transversely fixed on an operating platform 4 and comprises two fixing frames 11, a sliding rail 12 and a screw rod 13, wherein the sliding rail 12 and the screw rod 13 are arranged between the two fixing frames 11, and a hand wheel 14 is arranged at one end of the screw rod 13.
The grinding wheel fixing mechanism 2 is movably mounted on the grinding wheel moving mechanism 1 and comprises a moving seat 21 movably connected with the sliding rail 12 and the screw rod 13, an angle adjusting seat 22 movably mounted on the moving seat 21, a grinding wheel chuck 23 vertically fixed on the angle adjusting seat 22, and a grinding wheel rotating motor 24 in driving connection with the grinding wheel chuck 23. The circular knife fixing mechanism is fixed on the operating platform and faces the grinding wheel moving mechanism.
The movable seat 21 of the grinding wheel fixing mechanism 2 is arranged on the sliding rail 12 and the screw rod 13 of the grinding wheel moving mechanism 1, the hand wheel 14 is rotated, and the movable seat 21 is driven by the screw rod 13 to transversely move back and forth along the sliding rail 12, so that the grinding wheel can be fed into and withdrawn from the circular knife fixing mechanism 3.
In the preferred embodiment, the 3 circular knife fixing mechanism comprises a circular knife chuck 31 and a circular knife rotating motor 32, wherein the circular knife chuck 31 is longitudinally fixed on the operating platform 4 through a fixed seat, and the circular knife rotating motor 32 is arranged at the rear side of the circular knife chuck 31 and is in driving connection with the circular knife chuck 31. Further, the outer ring of the circular knife chuck 31 is provided with a protective cover 33 for blocking flying scraps during grinding, so that safety protection is realized.
The circular knife tool is fixedly arranged on the circular knife chuck 31, and is driven to rotate by the circular knife rotating motor 32 during grinding operation; meanwhile, the grinding wheel is fixed on the grinding wheel chuck 23, and the grinding wheel is driven to rotate by the grinding wheel rotating motor 24 during grinding operation. The cutter and the grinding wheel are fixed by adopting the existing mature chuck mode, so that the cutter and the grinding wheel are convenient to install, high in universality, convenient to detach and maintain and low in cost.
For the movable installation of the angle adjusting seat 22 and the movable seat 21 to realize the integral angle adjustment mode of the grinding wheel chuck, preferably, the top surface of the movable seat 21 is provided with at least three groups of connecting holes 211, and the angle adjusting seat 22 is detachably connected with the connecting holes 211 through movable bolts 212.
The semi-automatic grinding device is convenient and practical, can realize the repeated use of the circular cutting knife, and reduces the production cost; the grinding wheel fixing mechanism with adjustable angle widens the grinding angle, can grind and process the same type of cutters, and increases the applicability of the grinding device. The semi-automatic operation reduces the quality instability of manual sharpening operation, reduces or eliminates the quality hidden trouble existing in the manual grinding process, improves and stabilizes the grinding quality of the circular knife, and only needs an operator to fix the knife and adjust the angle of the grinding wheel, and the grinding of one-wheel knife can be completed by driving the hand wheel, so that the grinding efficiency is high and the quality is stable.
The specific embodiments of the present utility model are intended to be illustrative, rather than limiting, of the utility model, and modifications thereof will be suggested to persons skilled in the art to which the present utility model pertains without inventive contribution, as desired, after having read the present specification, but are to be protected by the patent law within the scope of the appended claims.
Claims (4)
1. The semi-automatic grinding device for the circular knife is characterized by comprising a grinding wheel moving mechanism (1), a grinding wheel fixing mechanism (2) and a circular knife fixing mechanism (3), wherein the grinding wheel moving mechanism is transversely fixed on an operating platform (4) and comprises two fixing frames (11), a sliding rail (12) and a screw rod (13) which are arranged between the two fixing frames, and a hand wheel (14) is arranged at one end of the screw rod; the grinding wheel fixing mechanism is movably arranged on the grinding wheel moving mechanism and comprises a moving seat (21) movably connected with the sliding rail and the screw rod, an angle adjusting seat (22) movably arranged on the moving seat, a grinding wheel chuck (23) vertically fixed on the angle adjusting seat, and a grinding wheel rotating motor (24) in driving connection with the grinding wheel chuck; the circular knife fixing mechanism is fixed on the operating platform and faces the grinding wheel moving mechanism.
2. The semi-automatic grinding device for circular knives according to claim 1, characterized in that the circular knife fixing mechanism comprises a circular knife chuck (31) and a circular knife rotating motor (32), the circular knife chuck is longitudinally fixed on the operation table through a fixing seat, and the circular knife rotating motor is installed at the rear side of the circular knife chuck and is in driving connection with the circular knife chuck.
3. The semi-automatic grinding device for circular knives according to claim 2, characterized in that the circular knife chuck outer ring is provided with a protective cover (33).
4. The semi-automatic grinding device for circular knives according to claim 1, characterized in that the top surface of the movable seat is provided with at least three groups of connecting holes (211), and the angle adjusting seat is detachably connected with the connecting holes through movable bolts (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321982226.7U CN220548010U (en) | 2023-07-26 | 2023-07-26 | Semi-automatic grinding device for circular knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321982226.7U CN220548010U (en) | 2023-07-26 | 2023-07-26 | Semi-automatic grinding device for circular knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220548010U true CN220548010U (en) | 2024-03-01 |
Family
ID=90007624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321982226.7U Active CN220548010U (en) | 2023-07-26 | 2023-07-26 | Semi-automatic grinding device for circular knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220548010U (en) |
-
2023
- 2023-07-26 CN CN202321982226.7U patent/CN220548010U/en active Active
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