Grinding wheel compensation detection device of tool sharpener
By designing a grinding wheel compensation detection device for a knife grinding machine, and utilizing the cooperation of a lever plate and trigger element with a tool setter, the grinding wheel position is automatically detected and adjusted. This solves the problem of traditional grinding wheel calibration relying on manual experience, and realizes automated adjustment of the grinding wheel position and improved accuracy.
Patent Information
- Application Number
- CN202423308052.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2026-02-10
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Traditional grinding wheel calibration methods rely on manual experience, which is difficult to meet the accuracy requirements of automated production, affecting the grinding wheel compensation accuracy of the grinding machine and the upgrading of automated production.
A grinding wheel compensation detection device for a knife grinding machine was designed. Through the cooperation of a lever plate and a trigger element with a tool setter, the grinding wheel position is automatically detected and its position coordinates are adjusted to achieve automated grinding wheel position calibration.
It enables automatic adjustment of the grinding wheel position, improves the accuracy of grinding wheel compensation, meets the needs of automated production, and reduces reliance on worker skills.
Smart Images
Figure CN223889743U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to grinding wheel detection technical field, more specifically, especially relate to a grinding machine grinding wheel compensation detection device. BACKGROUND
[0002] Grinding machine is indispensable machine equipment in the knife and scissors industry, in the process of workpiece grinding edge, the problem of grinding wheel wear is inevitable, when grinding the next workpiece, the grinding wheel is still in the grinding position of the last workpiece edge, cannot touch the next workpiece to be ground, therefore, the position of the grinding wheel needs to be calibrated, so as to accurately grind the workpiece, the traditional grinding wheel calibration method is to use the empirical value quantitative compensation method, when operating by hand, the real-time grinding wheel position or compensation value is adjusted according to the effect after knife and scissors processing, which has high technical requirements for workers, and the compensation accuracy of the grinding wheel during grinding is also difficult to meet the actual automatic production purpose, which is not conducive to the upgrading of industrial automation. SUMMARY
[0003] The utility model discloses a grinding machine grinding wheel compensation detection device that has the advantages of simple structure, high compensation accuracy and meeting the automatic production.
[0004] The utility model discloses a grinding machine grinding wheel compensation detection device that has the advantages of simple structure, high compensation accuracy and meeting the automatic production.
[0005] The utility model provides a grinding machine grinding wheel compensation detection device, including base and tool setting gauge, be equipped with the first vertical board that is perpendicular to base on the base, the tool setting gauge is fixed on the first vertical board and is parallel to base, the top surface of base is connected with lever plate through center axis rotation, the lever plate is installed with trigger in one side of tool setting gauge, when the lever plate rotates, the trigger can be contacted with the measuring head of tool setting gauge, one side of lever plate away from trigger is equipped with detection piece, the bottom surface of base is connected with the connecting plate for connecting with grinding machine.
[0006] In the above technical scheme, after the grinding wheel processes a knife and scissors, the detection piece of the grinding wheel axial detection device on the grinding machine moves in a direction, when the grinding wheel contacts the detection piece, the detection piece moves, the detection piece drives the lever plate to rotate around the center axis, the lever plate drives the trigger to rotate reversely until the trigger contacts the measuring head of the tool setting gauge, at this time, the tool setting gauge sends a position signal, the current position coordinates of the grinding wheel can be read by the system of the grinding machine, even if the grinding wheel is worn, it can also be kept in a certain position, so that the position of the grinding wheel is automatically adjusted, and the production purpose of automation is met.
[0007] Preferably, the central shaft is rotatably connected with the base through a bearing assembly, the bearing assembly comprises a bearing, an oil seal and a bearing gland, the top surface of the base is provided with a circular recess, the bearing is arranged in the circular recess, the bottom of the central shaft is fixedly connected with the inner ring of the bearing, the bearing gland is arranged outside the circular recess to cover the bearing and is fixedly connected with the base, the oil seal is fixedly connected with the bearing gland, and the upper portion of the central shaft is fixedly connected with the lever plate.
[0008] Preferably, the trigger member and the detection member are both round bars, and the round bars are inserted into the mounting holes provided in the lever plate. In the technical solution, the length of the round bar can be set according to the actual working condition, so that the contact distance of the lever plate with the grinding wheel and the tool setting gauge is prolonged, the grinding wheel is more easily contacted with the detection member, and the trigger member is more easily contacted with the probe of the tool setting gauge.
[0009] Preferably, the end surface of the lever plate is provided with a fastening hole which is perpendicular to and communicates with the mounting hole, and a fastener for fastening the round bar is arranged in the fastening hole. In the technical solution, the round bar inserted into the lever plate can be better fixed and positioned with the lever plate, so that displacement of the round bar is avoided when the round bar is contacted with the grinding wheel or the probe of the tool setting gauge, and the accuracy of detecting the position of the grinding wheel is affected.
[0010] Preferably, the fastening hole is a threaded hole, and the fastener is a screw. In the technical solution, the round bar can be fixed by screwing the screw, and the round bar can be conveniently replaced by screwing the screw when it is necessary to replace the round bar.
[0011] Preferably, the round bar is a tungsten steel bar. The tungsten steel bar has high hardness and will not be worn out after long time use, so that the detection accuracy of the detection device is ensured, the replacement frequency of the round bar is reduced, and the maintenance cost of the detection device is reduced.
[0012] Preferably, the base is provided with reset assemblies, the number of the reset assemblies is two, the two reset assemblies are located on the same side of the lever plate, and the two reset assemblies are respectively located on the two sides of the central shaft. In the technical solution, when the grinding wheel is contacted with the detection member, the trigger member is contacted with the probe of the tool setting gauge, the tool setting gauge sends a position signal, and the system of the tool grinder reads the current position coordinates of the grinding wheel, the grinding wheel shaft of the tool grinder is moved away from the detection member, and the lever plate can return to the original position under the action of the reset assemblies, so that the detection of the position of the grinding wheel is prepared for the next time.
[0013] Preferably, the reset assembly comprises a second vertical plate, a first screw, a stopper and a compression spring, the second vertical plate is perpendicular to the base and is connected to the base by at least two first screws, the first screw is sleeved with the compression spring and the compression spring is located between the nut of the screw and the outer surface of the second vertical plate, the upper portion of the second vertical plate is provided with the stopper, and the end of the stopper can abut against the lever plate. In the technical scheme, after the grinding wheel contact detection piece pushes the lever plate to rotate, the lever plate abuts against the end of the stopper to push the second vertical plate to move, after the grinding wheel contact detection piece, the compression spring pushes the second vertical plate to move to the original position, and the stopper pushes the lever plate to return to the original position, so that the grinding wheel position detection is prepared for the next time.
[0014] Preferably, the stopper is a second screw, the upper portion of the second vertical plate is provided with a threaded hole, the second screw is threadedly connected with the threaded hole, and the end of the second screw is located between the lever plate and the second vertical plate through the threaded hole. In the technical scheme, by screwing the second screw, the distance between the end of the second screw and the lever plate can be adjusted, so that after the material fatigue force of the compression spring decreases, the distance between the end surface of the second screw and the lever plate can be adjusted by screwing the second screw to compensate the reset effect of the reset assembly on the lever plate.
[0015] Preferably, the connecting plate is vertically arranged relative to the base, and the connecting plate is provided with an elongated connecting hole. In the technical scheme, the connecting plate can be conveniently fixed on the knife grinding machine at a suitable position, so that the best detection effect on the grinding wheel can be realized, and the elongated connecting hole can facilitate fine adjustment of the connecting position of the connecting plate and the knife grinding machine.
[0016] The utility model discloses the advantages of simple structure, convenient installation, install on the knife grinding machine, can detect the current position coordinate of grinding wheel after each processing of knife scissors, even if the grinding wheel produces certain wear, can keep it in certain position to reach the position of the grinding wheel is adjusted automatically, satisfy the production purpose of automation. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is whole structure schematic diagram of the utility model;
[0018] Figure 2 It is the exploded structure schematic diagram of base and bearing assembly of the utility model;
[0019] Figure 3 It is sectional structure schematic diagram of the utility model;
[0020] Figure 4 It is Figure 3 the enlarged schematic diagram of A of
[0021] Figure 5 It isFigure 3 enlarged view of part B of Fig. 1; DETAILED DESCRIPTION
[0022] The accompanying drawings are only intended to illustrate, and cannot be construed as limiting the patent; in order to better illustrate the embodiments, some components in the drawings can be omitted, enlarged or reduced, and do not represent the actual size of the product; it can be understood by those skilled in the art that some well-known structures and their descriptions in the drawings can be omitted. The positional relationship described in the drawings is only intended to illustrate, and cannot be construed as limiting the patent.
[0023] The same or similar reference numerals in the drawings of the embodiments of the utility model correspond to the same or similar components; in the description of the utility model, it is understood that if the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "long" and "short" is based on the orientation or positional relationship shown in the drawings, it is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore the terms describing the positional relationship in the drawings are only intended to illustrate, and cannot be construed as limiting the patent, and for those skilled in the art, the specific meaning of the above terms can be understood according to the specific circumstances.
[0024] The technical scheme of the utility model will be further specifically described below through specific embodiments and in conjunction with the drawings:
[0025] Embodiment 1
[0026] The utility model provides a grinding machine grinding wheel compensation detection device, as shown in Figure 1 It comprises base 1 and tool setting gauge 3, wherein tool setting gauge 3 is WT-20C type tool setting gauge, first vertical plate 2 that is perpendicular to base 1 is arranged on base 1, the bottom of first vertical plate 2 is connected and fixed with base 1 through screw, tool setting gauge 3 is placed parallel to base 1, the bottom of tool setting gauge 3 is connected and fixed with first vertical plate 2 through screw, the top surface of base 1 is rotatably connected with lever plate 6 through center shaft 4, lever plate 6 is cuboid, trigger 7 is installed on the left side of lever plate 6, i.e. on the side of tool setting gauge 3, when lever plate 6 rotates, trigger 7 can abut the measuring head of tool setting gauge 3, the side of lever plate 6 away from trigger 7, i.e. the right side of lever plate 6 is equipped with detection piece 8, the right side of the bottom surface of base 1 is connected with connecting plate 10 for connecting with grinding machine, two long strip connecting holes 101 are symmetrically arranged on the front and back positions of connecting plate 10.
[0027] As shown in Figure 1 , Figure 3 and Figure 5As shown, in the embodiment, the trigger 7 and the detection member 8 are both round bars made of tungsten steel, which are inserted into the mounting holes provided on the lever plate 6, and it is to be noted that the left end face and the right end face of the lever plate 6 are both provided with fastening holes 61 which are perpendicular to the mounting holes and are in communication, and the fastening holes 61 are provided with fasteners 62 for fastening the round bars, and it is to be noted that, in the embodiment, the fastening holes 61 are threaded holes, and the fasteners 62 are screws.
[0028] In use, the detection device is installed on the grinding machine at a suitable position corresponding to the grinding wheel through the connecting plate 10, so that the grinding wheel shaft of the grinding machine moves in the direction of the detection member 8 of the detection device, and when the grinding wheel contacts the detection member 8, the detection member 8 is pushed to move, and the detection member 8 drives the lever plate 6 to rotate around the center shaft 4 as the rotation shaft, and the lever plate 6 drives the trigger 7 to rotate reversely until the trigger 7 contacts the probe of the tool setting gauge 3, at which time the tool setting gauge 3 sends a position signal, so that the current position coordinates of the grinding wheel can be read by the system of the grinding machine, and even if the grinding wheel is worn to a certain extent, it can also be kept at a certain position, so that the position of the grinding wheel can be automatically adjusted.
[0029] Embodiment 2
[0030] The utility model provides a kind of grinding machine grinding wheel compensation detection device, such as Figure 1 As shown, it comprises base 1 and tool setting gauge 3, wherein tool setting gauge 3 is WT-20C type tool setting gauge, the first vertical plate 2 that is vertical to base 1 is provided on base 1, and the bottom of first vertical plate 2 is connected and fixed with base 1 by screw, the tool setting gauge 3 is placed parallel to base 1, and the bottom of tool setting gauge 3 is connected and fixed with first vertical plate 2 by screw.
[0031] As shown in Figure 2 And Figure 4As shown in the figure, in the embodiment, the top surface of the base 1 is provided with a circular recess 11, the circular recess 11 is provided with a bearing assembly 5 and a central shaft 4, the top of the central shaft 4 is connected with a lever plate 6. It should be noted that the bearing assembly 5 comprises a bearing 51, an oil seal 53 and a bearing gland 52, the bearing 51 is arranged in the circular recess 11, the bottom of the central shaft 4 is fixedly connected with the inner ring of the bearing 51, the outer ring of the bearing 51 is tightly abutted with the groove wall of the circular recess 11, the bearing gland 52 is arranged outside the circular recess 11 to cover the bearing 51 and is fixedly connected with the base 1 through screws, and the oil seal 53 is sleeved on the central shaft 4 and is fixedly connected with the bearing gland 52. In the embodiment, the lever plate 6 is in the shape of a cuboid, a trigger 7 is arranged on the left side of the lever plate 6, i.e. on the side of the tool setting gauge 3, when the lever plate 6 rotates, the trigger 7 can abut against the measuring head of the tool setting gauge 3, a detection piece 8 is arranged on the side of the lever plate 6 away from the trigger 7, i.e. the right side of the lever plate 6, the right side of the bottom surface of the base 1 is connected with a connecting plate 10 for connecting with the knife grinder, and two long strip-shaped connecting holes 11 are symmetrically arranged on the connecting plate 10.
[0032] As shown in the figure, Figure 1 , Figure 3 and Figure 5 in the embodiment, the trigger 7 and the detection piece 8 are both round bars made of tungsten steel, the round bars are inserted into the mounting holes arranged on the lever plate 6, it should be noted that the left end surface and the right end surface of the lever plate 6 are both provided with fastening holes 61 which are perpendicular to the mounting holes and are in communication, the fastening holes 61 are provided with fastening members 62 for fastening the round bars, it should be noted that in the embodiment, the fastening holes 61 are threaded holes, and the fastening members 62 are screws.
[0033] Embodiment 3
[0034] The utility model provides a kind of knife grinder grinding wheel compensation detection device, as Figure 1 、 Figure 2 and Figure 4As shown, including the base 1 and the tool setting gauge 3, wherein the tool setting gauge 3 is WT-20C type tool setting gauge, the base 1 is provided with the first vertical plate 2 which is perpendicular to the base 1, the bottom of the first vertical plate 2 is connected and fixed with the base 1 through screws, the tool setting gauge 3 is placed parallel to the base 1, and the bottom of the tool setting gauge 3 is connected and fixed with the first vertical plate 2 through screws. The top surface of the base 1 is provided with a circular sink 11, the circular sink 11 is provided with a bearing assembly 5 and a central shaft 4, and the top of the central shaft 4 is connected with a lever plate 6. It should be noted that the bearing assembly 5 includes a bearing 51, an oil seal 53 and a bearing gland 52, the bearing 51 is placed in the circular sink 11, the bottom of the central shaft 4 is fixedly connected with the inner ring of the bearing 51, the outer ring of the bearing 51 is tightly abutted with the groove wall of the circular sink 11, the bearing gland 52 is placed outside the circular sink 11 to cover the bearing 51 and is connected and fixed with the base 1 through screws, and the oil seal 53 is sleeved on the central shaft 4 and is connected and fixed with the bearing gland 52. In the embodiment, the lever plate 6 is in the shape of a cuboid, a trigger 7 is mounted on the left side of the lever plate 6, i.e. on one side of the tool setting gauge 3, the trigger 7 can abut against the measuring head of the tool setting gauge 3 when the lever plate 6 rotates, a detection piece 8 is arranged on the side of the lever plate 6 away from the trigger 7, i.e. on the right side of the lever plate 6, and the right side of the bottom surface of the base 1 is connected with a connecting plate 10 for connecting with a knife grinder, and two long strip-shaped connecting holes 11 are symmetrically arranged on the connecting plate 10.
[0035] As shown, Figure 1 In the embodiment, two groups of reset assemblies 9 are arranged on the base, the two groups of reset assemblies 9 are located on the same side of the lever plate 6 and are respectively located on the left and right sides of the central shaft 4. It should be noted that in the embodiment, the reset assembly 9 includes a second vertical plate 91, a first screw 92, an abutting piece 94 and a compression spring 93, the second vertical plate 91 is vertically arranged on the front side of the base 1 relative to the base 1, the lower part of the second vertical plate 91 is connected with the front side of the base 1 through at least two first screws 92, the first screw 92 is sleeved with the compression spring 93, and the compression spring 93 is located between the nut of the first screw 92 and the outer surface of the second vertical plate 91, the outer end of the compression spring 93 abuts against the inner side of the screw nut of the first screw 92, the inner end of the compression spring 93 abuts against the outer side of the second vertical plate 91, the upper part of the second vertical plate 91 is provided with the abutting piece 94, and the end of the abutting piece 94 can abut against the lever plate 6. It should be noted that in the embodiment, the abutting piece 94 is a second screw, the upper part of the second vertical plate 91 is provided with a screw hole, the second screw is threadedly connected with the screw hole, and the end of the second screw passes through the screw hole and is located between the lever plate 6 and the second vertical plate 91.
[0036] As shown, Figure 1 , Figure 3 and Figure 5As shown, in the embodiment, the trigger 7 and the probe 8 are both round bars made of tungsten steel, which are inserted into the mounting holes provided on the lever plate 6. It should be noted that the left end surface and the right end surface of the lever plate 6 are both provided with fastening holes 61 which are perpendicular to the mounting holes and are in communication, and the fastening holes 61 are provided with fastening members 62 for fastening the round bars. It should be noted that in the embodiment, the fastening holes 61 are threaded holes, and the fastening members 62 are screws.
[0037] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not a limitation on the embodiments of the utility model. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments cannot be exhausted. Any modification, equivalent replacement and improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model claims.
Claims
1. A grinding wheel compensation detection device for a knife grinding machine, comprising a base and a tool setter, characterized in that, The base is provided with a first vertical plate perpendicular to the base. The tool setting device is fixed on the first vertical plate and parallel to the base. The top surface of the base is rotatably connected to a lever plate via a central shaft. A trigger is installed on one side of the lever plate of the tool setting device. When the lever plate rotates, the trigger can contact the probe of the tool setting device. A detector is provided on the side of the lever plate away from the trigger. The bottom surface of the base is connected to a connecting plate for connecting to a sharpening machine.
2. The grinding wheel compensation detection device for a knife grinding machine according to claim 1, characterized in that, The central shaft is rotatably connected to the base via a bearing assembly. The bearing assembly includes a bearing, an oil seal, and a bearing cap. The top surface of the base is provided with a circular recess. The bearing is placed in the circular recess. The bottom of the central shaft is fixedly connected to the inner ring of the bearing. The bearing cap is placed outside the circular recess to cover the bearing and is fixedly connected to the base. The oil seal is fixedly connected to the bearing cap. The upper part of the central shaft is fixedly connected to the lever plate.
3. The grinding wheel compensation detection device for a knife grinding machine according to claim 1, characterized in that, Both the trigger and the probe are round bars, which are inserted into the mounting holes provided in the lever plate.
4. The grinding wheel compensation detection device for a knife grinding machine according to claim 3, characterized in that, The end face of the lever plate is provided with a fastening hole that is perpendicular to and communicates with the mounting hole, and a fastener for fastening the round bar is installed in the fastening hole.
5. The grinding wheel compensation detection device for a knife grinding machine according to claim 4, characterized in that, The fastening hole is a threaded hole, and the fastener is a screw.
6. The grinding wheel compensation detection device for a knife grinding machine according to claim 4, characterized in that, The round bar is a tungsten carbide bar.
7. The grinding wheel compensation detection device for a knife grinding machine according to any one of claims 1 to 6, characterized in that, The base is provided with a reset assembly. There are two sets of reset assemblies, which are located on the same side of the lever plate and on opposite sides of the central axis.
8. The grinding wheel compensation detection device for a knife grinding machine according to claim 7, characterized in that, The reset assembly includes a second upright plate, a first screw, an abutment, and a compression spring. The second upright plate is perpendicular to the base and connected to the base by at least two first screws. The first screws are fitted with compression springs, and the compression springs are located between the screw nut and the outer surface of the second upright plate. An abutment is provided on the upper part of the second upright plate, and the end of the abutment can abut against the lever plate.
9. The grinding wheel compensation detection device for a knife grinding machine according to claim 8, characterized in that, The abutting component is a second screw. The upper part of the second upright plate is provided with a screw hole. The second screw is threadedly connected to the screw hole. The end of the second screw passes through the screw hole and is located between the lever plate and the second upright plate.
10. The grinding wheel compensation detection device for a knife grinding machine according to claim 1, characterized in that, The connecting plate is set vertically relative to the base, and the connecting plate is provided with an elongated connecting hole.