Accurate grinding device for metal blade machining

Abstract

The utility model relates to the technical field of blade machining, in particular to an accurate grinding device for metal blade machining, which comprises a device body, a cavity is formed in the device body, and symmetrical limiting grooves are formed in the outer wall of the upper side of the device body; the device has the beneficial effects that a blade to be machined is mounted and lapped on an anti-skid sleeve through a stud and fixed through a nut, a motor is started, and meanwhile, a first transmission belt is matched with worms on the two sides of a first wheel groove to rotate at the same time, so that a sliding block on the outer side of a reciprocating lead screw drives a grinding block above to reciprocate to accurately grind the outer wall of the blade; and meanwhile, the worm is matched with the worm gear to enable the fixing shaft to drive the mounting disc above to rotate, the blade on the mounting disc rotates in an oval track under the limiting effect of the stud, the contact area with the grinding block is increased, the accurate grinding speed is increased, and the grinding efficiency of the whole blade is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of blade processing, in particular to a fine grinding device for metal blade processing. Background Art

[0002] With the continuous development of the packaging industry over the years, the flatness requirements for the cuts of packaging boxes are relatively high, and no burrs can be produced. Therefore, the sharpness requirements for cutting blades for packaging boxes are also correspondingly increased. After the blade edge has been used for a long time, the blade edge needs to be fine-ground and corrected.

[0003] In the prior art, the common fine grinding method is to grind the blade manually on the grinding wheel, which lacks a force balance point and a force point, is relatively dangerous, and has a low fine grinding efficiency. Therefore, the utility model proposes a fine grinding device for metal blade processing to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a fine grinding device for metal blade processing, so as to solve the problem that the common fine grinding method proposed in the above background technology is to grind the blade on the grinding wheel manually by hand, which lacks a force balance point and a force point, is relatively dangerous, and has a low fine grinding efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a fine grinding device for metal blade processing, comprising:

[0006] A device body, wherein a cavity is provided inside the device body, a symmetrical limiting groove is provided on the upper outer wall of the device body, a limiting plate is fixedly connected to the bottom inner wall of the cavity, and a motor is installed on one outer wall of the device body;

[0007] A worm, wherein two of the worms are symmetrically mounted inside the cavity, and symmetrical reciprocating screws are provided at both ends of the worm, and one end of the reciprocating screw is rotatably connected to the inner wall of the cavity, wherein one end of the two reciprocating screws is provided with a first wheel groove, and a first transmission belt is installed on the inner wall of the first wheel groove, and a slider is provided on the outer wall of the reciprocating screw, and a plurality of grinding blocks are provided on the outer wall above the slider;

[0008] The mounting plate has an anti-slip sleeve on its upper outer wall, a stud is provided on its outer wall close to the inside of the anti-slip sleeve, a fixed shaft is fixedly connected to the bottom outer wall of the mounting plate, a second wheel groove and a worm gear are sequentially provided on the outer wall of the fixed shaft, the worm gear and the worm are meshingly connected, and a second transmission belt is installed on the inner wall of the second wheel groove.

[0009] Preferably, both ends of the worm are fixedly connected to one end of the reciprocating screw, one end of the reciprocating screw is fixedly connected to the outer wall of the first wheel groove, and the two first wheel grooves are transmission-connected to the first transmission belt.

[0010] Preferably, the output end of the motor is fixedly connected to one end of one of the reciprocating screws, the outer wall of the reciprocating screw is threadedly connected to the inner wall of the slider, the outer wall of the reciprocating screw is slidingly connected to the inner wall of the limit groove, and the upper end outer wall of the slider is fixedly connected to the outer wall of the grinding block.

[0011] Preferably, the outer wall of the mounting plate is rotatably connected to the inner wall of the device body, and the anti-slip sleeve and one end of the stud are fixedly connected to the outer wall of the mounting plate.

[0012] Preferably, the second wheel groove and the inner wall of the worm wheel are fixedly connected to the outer wall of the fixed shaft, the two second wheel grooves are drivingly connected to the second transmission belt, and the outer wall of one end of the worm wheel is rotatably connected to the inner wall of the limit plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The blade to be processed is mounted on the anti-slip sleeve through the stud and fixed with a nut. The motor is started and the first transmission belt cooperates with the worms on both sides of the first wheel groove to rotate simultaneously, so that the slider on the outer side of the reciprocating screw drives the upper grinding block to reciprocate and fine-grind the outer wall of the blade. At the same time, the worm cooperates with the worm wheel to make the fixed shaft drive the upper mounting plate to rotate. At the same time, the blade on the mounting plate rotates in an elliptical trajectory under the limiting action of the stud, thereby increasing the contact area with the grinding block and the fine grinding rate, thereby improving the grinding efficiency of the entire blade. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a top view of the overall structure of the utility model;

[0017] Figure 3 This is a front cross-sectional view of the overall structure of the utility model;

[0018] Figure 4 Practical Figure 3 A magnified view of the structure of area A.

[0019] In the figure: device body 1, cavity 2, limit groove 3, limit plate 4, motor 5, worm 6, reciprocating screw 7, first wheel groove 8, first transmission belt 9, slider 10, grinding block 11, mounting plate 12, anti-slip sleeve 13, stud 14, fixed shaft 15, second wheel groove 16, second transmission belt 17, worm gear 18. DETAILED DESCRIPTION

[0020] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0024] See also Figures 1 to 4 The utility model provides a technical solution: a fine grinding device for metal blade processing, comprising:

[0025] The device body 1 has a cavity 2 formed inside the device body 1, and a symmetrical limiting groove 3 is formed on the upper outer wall of the device body 1. A fine grinding mechanism is arranged inside the limiting groove 3 to fine grind the upper blade. A limiting plate 4 is fixedly connected to the inner wall of the bottom side of the cavity 2, and a motor 5 is installed on one side outer wall of the device body 1;

[0026] Worm 6, two worms 6 are symmetrically installed inside the cavity 2, and symmetrical reciprocating screws 7 are provided at both ends of the worm 6, one end of the reciprocating screw 7 is rotatably connected to the inner wall of the cavity 2, wherein one end of the two reciprocating screws 7 is provided with a first wheel groove 8, and the inner wall of the first wheel groove 8 is installed with a first transmission belt 9, and the other reciprocating screw 7 is rotated by the rotation of one reciprocating screw 7, and a slider 10 is provided on the outer wall of the reciprocating screw 7, and a plurality of grinding blocks 11 are provided on the outer wall above the slider 10, and the two ends of the worm 6 are fixedly connected to one end of the reciprocating screw 7, and the reciprocating screw 7 One end is fixedly connected to the outer wall of the first wheel groove 8, the two first wheel grooves 8 are transmission-connected to the first transmission belt 9, the output end of the motor 5 is fixedly connected to one end of one of the reciprocating screw rods 7, the outer wall of the reciprocating screw rod 7 is threadedly connected to the inner wall of the slider 10, and the outer slider 10 is driven by the rotation of the reciprocating screw rod 7 to slide back and forth in the limiting groove 3 to finely grind the upper blade, the outer wall of the reciprocating screw rod 7 is slidably connected to the inner wall of the limiting groove 3, the upper outer wall of the slider 10 is fixedly connected to the outer wall of the grinding block 11, and the upper end of the grinding block 11 contacts the outer wall of the blade;

[0027] The mounting plate 12 has an anti-skid sleeve 13 on its upper outer wall, and a stud 14 on its outer wall near the anti-skid sleeve 13. The anti-skid sleeve 13 and the stud 14 are both eccentrically arranged. After the blade is mounted on the anti-skid sleeve 13 through the stud, it is fixed by a nut. The bottom outer wall of the mounting plate 12 is fixedly connected with a fixed shaft 15. The outer wall of the fixed shaft 15 is sequentially provided with a second wheel groove 16 and a worm gear 18. The worm gear 18 is meshed with the worm 6. A second transmission belt 17 is installed on the inner wall of the second wheel groove 16. The outer wall of the mounting plate 12 is rotatably connected to the inner wall of the device body 1. One end of the anti-skid sleeve 13 and the stud 14 are fixedly connected to the outer wall of the mounting plate 12. The second wheel groove 16 and the inner wall of the worm gear 18 are fixedly connected to the outer wall of the fixed shaft 15. The two second wheel grooves 16 are transmission-connected with the second transmission belt 17. The outer wall of one end of the worm gear 18 is rotatably connected to the inner wall of the limit plate 4.

[0028] When the device is working, the blade to be processed is installed on the anti-slip sleeve 13 through the stud 14 and fixed by the nut. The motor 5 is started and the first transmission belt 9 cooperates with the worm 6 on both sides of the first wheel groove 8 to rotate simultaneously, so that the slider 10 outside the reciprocating screw 7 drives the upper grinding block 11 to reciprocate and fine-grind the outer wall of the blade. At the same time, the worm 6 cooperates with the worm wheel 18 to make the fixed shaft 15 drive the upper mounting plate 12 to rotate. At the same time, the blade on the mounting plate 12 rotates in an elliptical trajectory under the limiting action of the stud 14, thereby increasing the contact area with the grinding block 11 and the fine grinding rate, thereby improving the grinding efficiency of the entire blade.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fine grinding device for metal blade processing, characterized in that: include: A device body (1), wherein a cavity (2) is provided inside the device body (1), a symmetrical limiting groove (3) is provided on the upper outer wall of the device body (1), a limiting plate (4) is fixedly connected to the bottom inner wall of the cavity (2), and a motor (5) is installed on one outer wall of the device body (1); A worm (6), wherein two of the worms (6) are symmetrically mounted inside the cavity (2), two ends of the worm (6) are provided with symmetrical reciprocating screws (7), one end of each of the reciprocating screws (7) is rotatably connected to the inner wall of the cavity (2), one end of each of the two reciprocating screws (7) is provided with a first wheel groove (8), the inner wall of the first wheel groove (8) is provided with a first transmission belt (9), the outer wall of the reciprocating screw (7) is provided with a slider (10), and the upper outer wall of the slider (10) is provided with a plurality of grinding blocks (11); The mounting plate (12) has an anti-slip sleeve (13) on its upper outer wall, a stud (14) on its outer wall near the inside of the anti-slip sleeve (13), a fixed shaft (15) fixedly connected to the bottom outer wall of the mounting plate (12), a second wheel groove (16) and a worm wheel (18) being sequentially provided on the outer wall of the fixed shaft (15), the worm wheel (18) being meshingly connected to the worm (6), and a second transmission belt (17) being installed on the inner wall of the second wheel groove (16).

2. A fine grinding device for metal blade processing according to claim 1, characterized in that: Both ends of the worm (6) are fixedly connected to one end of the reciprocating screw (7), one end of the reciprocating screw (7) is fixedly connected to the outer wall of the first wheel groove (8), and the two first wheel grooves (8) are transmission-connected to the first transmission belt (9).

3. A fine grinding device for metal blade processing according to claim 2, characterized in that: The output end of the motor (5) is fixedly connected to one end of one of the reciprocating screws (7), the outer wall of the reciprocating screw (7) is threadedly connected to the inner wall of the slider (10), the outer wall of the reciprocating screw (7) is slidably connected to the inner wall of the limit groove (3), and the upper outer wall of the slider (10) is fixedly connected to the outer wall of the grinding block (11).

4. A fine grinding device for metal blade processing according to claim 1, characterized in that: The outer wall of the mounting plate (12) is rotatably connected to the inner wall of the device body (1), and one end of the anti-slip sleeve (13) and the stud (14) is fixedly connected to the outer wall of the mounting plate (12).

5. A fine grinding device for metal blade processing according to claim 4, characterized in that: The inner walls of the second wheel groove (16) and the worm wheel (18) are fixedly connected to the outer wall of the fixed shaft (15); the two second wheel grooves (16) are transmission-connected to the second transmission belt (17); and the outer wall of one end of the worm wheel (18) is rotationally connected to the inner wall of the limit plate (4).

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