Vertical shaft driving device of four-shaft knife grinding wheel

Abstract

The utility model relates to the technical field of sharpening equipment, in particular to a four-axis sharpening grinding wheel vertical shaft driving device which comprises a U-shaped support arranged on the upper side of a base table and provided with an opening facing the base table, a transverse moving frame arranged on the upper side of the U-shaped support, a lifting base table arranged on the transverse moving frame and a grinding wheel driving base table arranged on the front side of a grinding wheel bottom plate. A grinding wheel frame is arranged on the lower side of the grinding wheel driving base table, a base plate protective cover covering the grinding wheel base plate and the grinding wheel driving piece is further arranged on the grinding wheel base plate, and the lower side of the U-shaped support is open, so that sufficient working space can be provided for the grinding wheel assembly; the working height of the grinding wheel assembly can be adjusted to meet the actual use requirement, the movable end of the grinding wheel driving piece is connected with the grinding wheel frame through the driving belt, the grinding wheel driving piece can be installed at the height away from the grinding knife working face through belt driving, and therefore the grinding knife working space is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of knife sharpening equipment, in particular to a vertical shaft driving device for a four-axis knife sharpening grinding wheel. Background Art

[0002] The knife sharpening machine was originally called an end face knife sharpening machine, and its structure is mainly gantry type. It is mainly aimed at: knife sharpening centers, forestry industries, printing factories, paper and plastics, book printing centers, medium-sized knife sharpening workshops and other institutional enterprise users, including fully automatic knife sharpening machines, precision knife sharpening machines and numerical control knife sharpening machines, etc. When installing the knife sharpening machine, attention should be paid to firmness to prevent vibration. All fasteners should be connected firmly. The grinding wheel disc should rotate smoothly to prevent jumping and swaying. During the actual operation of the equipment, it is necessary to adjust the working position of the grinding wheel disc according to the actual situation to facilitate the movement of the grinding wheel disc within the working surface and the non-working surface. When the grinding wheel disc is in use, a large torque will be generated. The fixing method of the grinding wheel disc needs to ensure its stability. Similarly, when adjusting its use height, the reliability of the lifting adjustment also needs to be ensured. Therefore, a vertical shaft driving device for a four-axis knife sharpening grinding wheel is required. Summary of the Utility Model

[0003] In view of the above-mentioned disadvantages of the prior art, the purpose of the present utility model is to provide a vertical shaft driving device for a four-axis knife sharpening grinding wheel, which is used to solve the problem of the use stability of the grinding wheel disc in the prior art.

[0004] To achieve the above purpose and other related purposes, the present utility model provides the following technical solutions:

[0005] A vertical shaft driving device for a four-axis knife sharpening grinding wheel, comprising:

[0006] A base platform, on the upper side of which is provided a U-shaped bracket with an opening facing the base platform. On the upper side of the U-shaped bracket is provided a transverse movement frame, and on the transverse movement frame is provided a lifting base platform;

[0007] A grinding wheel assembly, the grinding wheel assembly includes a grinding wheel bottom plate that can be lifted and reciprocally moved on the lifting base platform. On the front side of the grinding wheel bottom plate is provided a grinding wheel driving base platform. On the lower side of the grinding wheel driving base platform is provided a grinding wheel frame. On the grinding wheel driving base platform is provided a grinding wheel driving member. A driving belt is connected between the movable end of the grinding wheel driving member and the grinding wheel frame. On the grinding wheel bottom plate is also provided a bottom plate shield that covers the grinding wheel bottom plate and the grinding wheel driving member.

[0008] To implement the above technical solution, by providing a U-shaped bracket, the U-shaped bracket can provide stable support for the grinding wheel assembly. Moreover, since the lower side of the U-shaped bracket is open, sufficient working space can be provided for the grinding wheel assembly. By the reciprocating movement of the grinding wheel base plate that can be lifted on the lifting base, the working height of the grinding wheel assembly can be adjusted to meet the actual use requirements. A driving belt is provided between the movable end of the grinding wheel driving member and the grinding wheel frame. Using belt drive can enable the grinding wheel driving member to be installed at a height far from the grinding working surface, thus reducing the occupation of space within the grinding working surface and ensuring the working space for grinding. The setting of the bottom plate shield can prevent debris generated during grinding from damaging the grinding wheel assembly.

[0009] In an embodiment of the present invention, the grinding wheel driving base is an L-shaped driving base. The short side end of the grinding wheel driving base is detachably connected to the grinding wheel base plate. And an installation through slot is provided at the short side end of the grinding wheel driving base, and the installation through slot and the grinding wheel base plate are connected by bolts.

[0010] To implement the above technical solution, by providing an L-shaped driving base, the installation of the grinding wheel driving member can be facilitated. And an installation through slot is provided at the short side end of the grinding wheel driving base, and the grinding wheel driving base is fixed on the grinding wheel base plate by bolts, thus ensuring the use stability of the grinding wheel driving base.

[0011] In an embodiment of the present invention, the grinding wheel driving member is provided at the long side end of the grinding wheel driving base, and the driving shaft of the grinding wheel driving member penetrates through the long side end of the grinding wheel driving base.

[0012] To implement the above technical solution, the long side end of the grinding wheel driving base extends out of the grinding wheel base plate, so that more sufficient installation space can be provided for the grinding wheel driving member. The driving shaft of the grinding wheel driving member penetrates through the long side end of the grinding wheel driving base, which can facilitate the connection of the driving belt between the movable end of the grinding wheel driving member and the grinding wheel frame.

[0013] In an embodiment of the present invention, on the left and right sides of the grinding wheel base plate, driving guard plates extending out of the grinding wheel base plate are symmetrically provided. The driving guard plate on the side of the grinding wheel driving member extends to cover the projection surface of the grinding wheel driving member.

[0014] To implement the above technical solution, the setting of the driving guard plates can provide complete protective coverage for the grinding wheel assembly. The driving guard plate on the side of the grinding wheel driving member extends to cover the projection surface of the grinding wheel driving member, which can protect the grinding wheel driving member by the driving guard plate.

[0015] In an embodiment of the present invention, the lower side of the bottom plate shield is connected to a part of the grinding wheel frame, and its size is gradually reduced towards the grinding wheel frame.

[0016] To implement the above technical solution, the bottom plate shield is set to gradually narrow in the lower side dimension towards the grinding wheel stand, which can make the grinding working surface of the grinding wheel more sufficient and avoid the irrationality caused by space problems during the grinding process.

[0017] In an embodiment of the present invention, double guide rails are arranged inside the lifting base platform. Four groups of bottom plate sliders are arranged between the grinding wheel bottom plate and the double guide rails. The bottom plate sliders are slidably matched with the double guide rails, and the bottom plate sliders are detachably connected to the grinding wheel bottom plate.

[0018] To implement the above technical solution, the double guide rails are used in cooperation with the bottom plate sliders to improve the lifting stability of the grinding wheel bottom plate during the lifting movement.

[0019] In an embodiment of the present invention, a lifting driving member is arranged on the upper side of the lifting base platform, and the lifting driving member drives the grinding wheel bottom plate to move up and down along the double guide rails.

[0020] To implement the above technical solution, setting the lifting driving member on the upper side of the lifting base platform can provide a sufficient working surface for the grinding wheel grinding on the lower side.

[0021] As described above, a four-axis grinding wheel vertical shaft driving device of the present invention has the following beneficial effects: by setting the U-shaped bracket, the U-shaped bracket can be used to provide stable support for the grinding wheel assembly, and since the lower side of the U-shaped bracket is open, a sufficient working space can be provided for the grinding wheel assembly. By the reciprocating movement of the liftable grinding wheel bottom plate on the lifting base platform, the working height of the grinding wheel assembly can be adjusted to meet the actual use needs. A driving belt connection is arranged between the movable end of the grinding wheel driving member and the grinding wheel stand. Using belt drive can install the grinding wheel driving member at a height far from the grinding working surface, so that the space occupation in the grinding working surface can be reduced, thus ensuring the working space for grinding. The setting of the bottom plate shield can prevent the debris generated during grinding from damaging the grinding wheel assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It shows a schematic structural diagram of a four-axis grinding wheel vertical shaft driving device disclosed in an embodiment of the present invention.

[0023] Figure 2 It shows a schematic structural diagram of the short side end of a four-axis grinding wheel vertical shaft driving device disclosed in an embodiment of the present invention.

[0024] Figure 3 It shows a schematic structural diagram of the double guide rails of a four-axis grinding wheel vertical shaft driving device disclosed in an embodiment of the present invention.

[0025] DESCRIPTION OF REFERENCE NUMERALS

[0026] 1. Base; 2. U-shaped bracket; 3. Transverse moving frame; 4. Lifting base; 5. Grinding wheel base plate; 6. Grinding wheel driving base; 7. Grinding wheel frame; 8. Grinding wheel driving member; 9. Base plate shield; 10. Short side end; 11. Driving shield; 12. Double guide rail; 13. Base plate slider; 14. Lifting driving member. Detailed implementation mode

[0027] The following specific embodiments illustrate the implementation mode of the present invention. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. It should be noted that, without conflict, the following embodiments and the features in the embodiments can be combined with each other.

[0028] Please refer to Figures 1 to 3 , the present invention provides a four-axis grinding wheel vertical shaft driving device for a knife grinder, including a U-shaped bracket 2 with an opening facing the base 1 arranged on the upper side of the base 1, a transverse moving frame 3 arranged on the upper side of the U-shaped bracket 2, a lifting base 4 arranged on the transverse moving frame 3, the grinding wheel assembly includes a grinding wheel base plate 5 that can be lifted and reciprocally moved on the lifting base 4, a grinding wheel driving base 6 is arranged on the front side of the grinding wheel base plate 5, a grinding wheel frame 7 is arranged on the lower side of the grinding wheel driving base 6, a grinding wheel driving member 8 is arranged on the grinding wheel driving base 6, a driving belt is connected between the movable end of the grinding wheel driving member 8 and the grinding wheel frame 7, and a base plate shield 9 covering the grinding wheel base plate 5 and the grinding wheel driving member 8 is further arranged on the grinding wheel base plate 5.

[0029] By arranging the U-shaped bracket 2, the U-shaped bracket 2 can be used to provide stable support for the grinding wheel assembly, and since the lower side of the U-shaped bracket 2 is open, sufficient working space can be provided for the grinding wheel assembly. Through the grinding wheel base plate 5 that can be lifted and reciprocally moved on the lifting base 4, the working height of the grinding wheel assembly can be adjusted to meet the actual use requirements. A driving belt is connected between the movable end of the grinding wheel driving member 8 and the grinding wheel frame 7. Using belt drive can make the grinding wheel driving member 8 be installed at a height far from the knife grinding working surface, so that the space occupation in the knife grinding working surface can be reduced, thereby ensuring the working space for knife grinding. The setting of the base plate shield 9 can prevent the sundries generated during knife grinding from damaging the grinding wheel assembly.

[0030] The grinding wheel driving base 6 is an L-shaped driving base 1. The short side end 10 of the grinding wheel driving base 6 is detachably connected to the grinding wheel base plate 5. And an installation through groove is opened at the short side end 10 of the grinding wheel driving base 6, and the installation through groove and the grinding wheel base plate 5 are connected by bolts. By arranging the L-shaped driving base 1, the installation of the grinding wheel driving member 8 can be facilitated, and an installation through groove is opened at the short side end 10 of the grinding wheel driving base 6, and the grinding wheel driving base 6 is fixed on the grinding wheel base plate 5 by bolts, thereby ensuring the use stability of the grinding wheel driving base 6.

[0031] The grinding wheel driving member 8 is arranged at the long side end of the grinding wheel driving base 6, and the driving shaft of the grinding wheel driving member 8 penetrates through the long side end of the grinding wheel driving base 61, extending the long side end of the grinding wheel driving base 6 out of the grinding wheel base plate 5. In this way, a more sufficient installation space can be provided for the grinding wheel driving member 8. The driving shaft of the grinding wheel driving member 8 penetrates through the long side end of the grinding wheel driving base 6, which facilitates the connection of the driving belt between the movable end of the grinding wheel driving member 8 and the grinding wheel frame 7.

[0032] On the left and right sides of the grinding wheel base plate 5, driving guard plates 11 extending out of the grinding wheel base plate 5 are symmetrically arranged. The driving guard plate 11 on the side of the grinding wheel driving member 8 extends to cover the projection surface of the grinding wheel driving member 8. The setting of the driving guard plate 11 can provide complete protection coverage for the grinding wheel assembly. Extending the driving guard plate 11 on the side of the grinding wheel driving member 8 to cover the projection surface of the grinding wheel driving member 8 can protect the grinding wheel driving member 8 by using the driving guard plate 11.

[0033] The bottom plate shield 9 is connected to a part of the grinding wheel frame 7 at the lower side, and its size gradually shrinks towards the grinding wheel frame 7. Setting the size of the bottom plate shield 9 to gradually shrink towards the grinding wheel frame 7 at the lower side can make the grinding working surface of the grinding wheel more sufficient, avoiding the irrationality caused by space problems during the grinding process.

[0034] Double guide rails 12 are arranged inside the lifting base 4. Four groups of base plate sliders 13 are arranged between the grinding wheel base plate 5 and the double guide rails 12. The base plate sliders 13 are in sliding fit with the double guide rails 12, and the base plate sliders 13 are detachably connected to the grinding wheel base plate 5. By using the double guide rails 12 in cooperation with the base plate sliders 13, the lifting stability of the grinding wheel base plate 5 during the lifting movement can be improved.

[0035] A lifting driving member 14 is arranged on the upper side of the lifting base 4. The lifting driving member 14 drives the grinding wheel base plate 5 to move up and down along the double guide rails 12. Arranging the lifting driving member 14 on the upper side of the lifting base 4 can provide a sufficient working surface for the grinding of the grinding wheel below.

[0036] By setting a U-shaped bracket in the present utility model, the U-shaped bracket can be used to provide stable support for the grinding wheel assembly. Moreover, since the lower side of the U-shaped bracket is open, a sufficient working space can be provided for the grinding wheel assembly. By the reciprocating movement of the liftable grinding wheel base plate on the lifting base, the working height of the grinding wheel assembly can be adjusted to meet the actual use needs. A driving belt connection is arranged between the movable end of the grinding wheel driving member and the grinding wheel frame. Using belt drive can enable the grinding wheel driving member to be installed at a height far from the grinding working surface, so as to reduce the occupation of space in the grinding working surface, thereby ensuring the working space for grinding. The setting of the bottom plate shield can prevent the grinding wheel assembly from being damaged by debris generated during grinding.

[0037] The above embodiments are only illustrative of the principles and effects of the present utility model, rather than being used to limit the present utility model. All equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed by the present utility model should still be covered by the claims of the present utility model.

Claims

1. A four-axis grinding wheel vertical shaft driving device, characterized in that: include: A base, a U-shaped bracket with an opening facing the base is arranged on the upper side of the base, a transverse frame is arranged on the upper side of the U-shaped bracket, and a lifting base is arranged on the transverse frame; A grinding wheel assembly comprises a grinding wheel base plate which can be lifted and reciprocated on a lifting base, a grinding wheel driving base is arranged on the front side of the grinding wheel base plate, a grinding wheel frame is arranged on the lower side of the grinding wheel driving base plate, a grinding wheel driving member is arranged on the grinding wheel driving base plate, a driving belt is arranged between the movable end of the grinding wheel driving member and the grinding wheel frame, and a base plate guard covering the grinding wheel base plate and the grinding wheel driving member is also arranged on the grinding wheel base plate.

2. The four-axis grinding wheel vertical shaft driving device according to claim 1 is characterized in that: The grinding wheel driving base is an L-shaped driving base, the short side end of the grinding wheel driving base is detachably connected to the grinding wheel base plate, and a mounting groove is opened at the short side end of the grinding wheel driving base, and the mounting groove and the grinding wheel base plate are connected by bolts.

3. The four-axis grinding wheel vertical shaft driving device according to claim 1 is characterized in that: The grinding wheel driving member is arranged at the long side end of the grinding wheel driving base, and the driving shaft of the grinding wheel driving member passes through the long side end of the grinding wheel driving base.

4. The four-axis grinding wheel vertical shaft driving device according to claim 1 is characterized in that: The left and right sides of the grinding wheel bottom plate are symmetrically provided with driving guard plates extending out of the grinding wheel bottom plate, and the driving guard plate located on one side of the grinding wheel driving part extends to cover the projection surface of the grinding wheel driving part.

5. The four-axis grinding wheel vertical shaft driving device according to claim 1 is characterized in that: The bottom plate guard is connected to the grinding wheel frame at the lower side, and its size is gradually reduced toward the grinding wheel frame.

6. The four-axis grinding wheel vertical shaft driving device according to claim 1 is characterized in that: Double guide rails are arranged in the lifting base, four groups of bottom plate sliding blocks are arranged between the grinding wheel bottom plate and the double guide rails, the bottom plate sliding blocks are slidably matched with the double guide rails, and the bottom plate sliding blocks are detachably connected to the grinding wheel bottom plate.

7. The four-axis grinding wheel vertical shaft driving device according to claim 1 is characterized in that: A lifting drive member is arranged on the upper side of the lifting base, and the lifting drive member drives the grinding wheel bottom plate to move up and down along the double guide rails.

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