Centering positioning clamp for cutter and edging equipment

Abstract

The utility model discloses a centering positioning fixture and edging equipment for a cutter, the centering positioning fixture comprises two clamping parts which are arranged in a spaced and aligned manner, each clamping part comprises a cutter placing part, a clamping assembly and a straightening assembly, and the cutter placing part is used for placing the cutter; the clamping assembly comprises a finger air cylinder, the finger air cylinder comprises two sliding tables which do synchronous mirror motion, and the two sliding tables clamp the bottom of the cutter when doing relative motion; the cutter placing part and the sliding table are arranged at the same height, and the cutter placing part is arranged close to the sliding table; the straightening assembly comprises a double-shaft air cylinder and straightening parts connected with the driving ends of the two sides of the double-shaft air cylinder, the straightening parts are provided with straightening blocks capable of rotating within a certain range, the straightening parts move towards the tool under the action of the double-shaft air cylinder, and when the straightening blocks make contact with the tool, the straightening parts are driven by the double-shaft air cylinder to move towards the tool. And the straightening block is automatically attached to the cutter. According to the tool centering clamping device, a tool is placed on the tool containing part, the bottom of the tool is centered and clamped through the two sliding tables of the finger air cylinder, then the inclined tool is centered and straightened through the straightening block on the double-shaft air cylinder, and therefore centered clamping of the tool is achieved; the cutter is prevented from generating large-amplitude vibration and inclination due to grinding in the edging process, and the problem that edging on the two sides of the cutter is not uniform in the subsequent edging process is effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of tool fixing fixtures, in particular to a centering positioning fixture and a sharpening device for a tool. Background Art

[0002] The tool is a slender rod. During the sharpening process, the tool is prone to large-scale vibration and tilt under the action of grinding, which will cause uneven sharpening on both sides of the tool and seriously affect its sharpening accuracy. Utility Model Content

[0003] In order to overcome the above technical defects, the purpose of the utility model is to provide a centering fixture and a sharpening device for a tool, which are used to solve the problem of uneven sharpening of the tool in the background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] The utility model discloses a centering positioning fixture for a tool, comprising:

[0006] Two clamping components spaced apart and aligned, the clamping components comprising a tool placement portion, a clamping assembly and an alignment assembly, the tool placement portion being used to place a tool;

[0007] The clamping assembly includes a finger cylinder, and the finger cylinder includes two slides that move synchronously in a mirror direction, and the two slides clamp the bottom of the tool when they move relative to each other;

[0008] The tool placement part is arranged at the same height as the slide table and is arranged close to the slide table;

[0009] The straightening assembly includes a double-axis cylinder and a straightening part connected to the driving ends on both sides of the double-axis cylinder. The straightening part has a straightening block that can rotate within a certain range. The straightening part moves toward the tool under the action of the double-axis cylinder. When the straightening block contacts the tool, the straightening block automatically fits with the tool.

[0010] Compared with the prior art, the utility model discloses a centering positioning fixture for a tool, which places the tool on a tool placement portion, uses two slides of a finger cylinder to center clamp the bottom of the tool, and then uses the alignment block on the double-axis cylinder to center align the tilted tool, thereby achieving center clamping of the tool, avoiding large vibrations and tilting of the tool due to grinding during the sharpening process, and effectively solving the problem of uneven sharpening on both sides of the tool during subsequent sharpening.

[0011] In a preferred embodiment, the dual-axis cylinder is located below the finger cylinder; the straightening assembly includes a vertical portion and a transverse portion, the vertical portion is connected to the driving end of the dual-axis cylinder, the transverse portion is connected to the vertical portion and is located above the slide, and the straightening block is rotatably connected to the transverse portion and is located at one end of the transverse portion close to the tool placement portion.

[0012] In a preferred embodiment, the transverse portion includes a cross bar, and the end of the cross bar close to the tool placement portion has a recessed groove. The alignment block is rotatably mounted on the recessed groove. Under the action of gravity, the end of the alignment block close to the tool placement portion is tilted, and the groove surface of the recessed groove limits the end of the alignment block away from the tool placement portion.

[0013] In a preferred embodiment, the vertical portion includes:

[0014] A connecting plate connected to the driving end of the dual-axis cylinder;

[0015] A slider, which is fixedly mounted on the outer side of the connecting plate;

[0016] A guide rail, which is slidably connected to the slider along the vertical direction, and one end of which is fixedly connected to the transverse portion;

[0017] A threaded column is vertically arranged through the transverse portion and connected to the connecting plate.

[0018] Two fixing nuts are threadedly connected to the threaded column and are respectively located at the upper and lower sides of the transverse portion.

[0019] In a preferred embodiment, the vertical portion further includes a visualization column, which is vertically penetrated through the horizontal portion and connected to the connecting plate; scale lines are provided on the side of the visualization column along the vertical direction.

[0020] In a preferred embodiment, the centering positioning fixture for the tool also includes a positioning component, which is installed on the outside of one of the clamping components. The positioning component includes a supporting platform and a positioning block. The supporting platform is connected to the fixed part of the dual-axis cylinder, and the positioning block is installed on the supporting platform.

[0021] In a preferred embodiment, the positioning block is provided with a strip-shaped through hole in the same direction as the length of the tool; the supporting platform is provided with a threaded hole adapted to the strip-shaped through hole; a screw fastener is passed through the strip-shaped through hole and connected to the threaded hole to fix the positioning block.

[0022] In a preferred embodiment, the centering positioning fixture for the tool also includes a distance adjusting plate, which is connected to the two clamping components. The distance adjusting plate is provided with a strip through hole in the length direction of the tool, and is fixedly connected to the clamping components by screw fasteners passing through the strip through hole.

[0023] The utility model also discloses a sharpening device, comprising the centering positioning fixture for a tool as described above. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings, wherein:

[0025] Figure 1 This is a structural diagram of a centering positioning fixture for a tool according to the utility model;

[0026] Figure 2 This is a structural diagram of the centering positioning fixture for a tool of the utility model from another visual direction.

[0027] Description of reference numerals:

[0028] 1 clamping component, 11 tool placement part, 121 finger cylinder, 122 slide, 131 double-axis cylinder, 132 alignment block, 141 cross bar, 142 recessed groove, 151 connecting plate, 152 slider, 153 guide rail, 154 threaded column, 155 fixing nut, 156 visualization column, 161 bearing table, 162 positioning block, 2 distance adjustment plate, 3 tool. DETAILED DESCRIPTION

[0029] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0030] In order to better illustrate the present invention, the present invention is further described in detail below with reference to the accompanying drawings.

[0031] It should be clear that the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the embodiments of the present application.

[0032] The terms used in the embodiments of the present application are only for the purpose of describing specific embodiments, and are not intended to limit the embodiments of the present application. The singular forms of "a", "said" and "the" used in the embodiments of the present application and the appended claims are also intended to include plural forms, unless the context clearly indicates other meanings. It should also be understood that the term "and / or" used herein refers to and includes any or all possible combinations of one or more associated listed items.

[0033] When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. On the contrary, they are merely examples of devices and methods consistent with some aspects of the present application as detailed in the attached claims. In the description of the present application, it should be understood that the terms "first", "second", "third", etc. are only used to distinguish similar objects, and do not have to be used to describe a specific order or sequence, nor can they be understood as indicating or implying relative importance. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0034] In addition, in the description of this application, unless otherwise specified, "plurality" means two or more. "And / or" describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone. The character " / " generally indicates that the associated objects are in an "or" relationship.

[0035] like Figure 1 to Figure 2 As shown, the utility model discloses a centering positioning fixture for a tool, comprising:

[0036] Two clamping components 1 are spaced apart and aligned, the clamping component 1 comprises a tool placement portion 11, a clamping assembly and an alignment assembly, the tool placement portion 11 is used to place a tool 3;

[0037] The clamping assembly includes a finger cylinder 121, and the finger cylinder 121 includes two slides 122 that move synchronously in a mirror direction. The two slides 122 clamp the bottom of the tool when they move relative to each other.

[0038] The tool placement portion 11 is arranged at the same height as the slide 122 and is arranged close to the slide 122;

[0039] The straightening assembly includes a double-axis cylinder 131 and a straightening part connected to the driving ends on both sides of the double-axis cylinder 131. The straightening part has a straightening block 132 that can rotate within a certain range. The straightening part moves toward the tool under the action of the double-axis cylinder 131. When the straightening block 132 contacts the tool, the straightening block 132 automatically fits with the tool.

[0040] Compared with the prior art, the utility model discloses a centering positioning fixture for a tool, which places the tool on a tool placement portion 11, and uses two slides 122 of a finger cylinder 121 to center clamp the bottom of the tool, and then uses a straightening block 132 on a dual-axis cylinder 131 to center the tilted tool, thereby achieving center clamping of the tool, avoiding large vibrations and tilting of the tool due to grinding during the sharpening process, and effectively solving the problem of uneven sharpening on both sides of the tool during subsequent sharpening.

[0041] In one embodiment, in order to save the space occupied by the clamping component 1, the dual-axis cylinder 131 is located below the finger cylinder 121; the alignment assembly includes a vertical portion and a transverse portion, the vertical portion is connected to the driving end of the dual-axis cylinder 131, the transverse portion is connected to the vertical portion and is located above the slide 122, and the alignment block 132 is rotatably connected to the transverse portion and is located at one end of the transverse portion close to the tool placement portion 11.

[0042] Furthermore, the transverse portion includes a cross bar 141, and the end of the cross bar 141 close to the tool placement portion 11 has a recessed groove 142, and the alignment block 132 is rotatably mounted on the recessed groove 142. Under the action of gravity, the end of the alignment block 132 close to the tool placement portion 11 is tilted, and the groove surface of the recessed groove 142 limits the end of the alignment block 132 away from the tool placement portion 11, so that the alignment block 132 can only rotate within a certain range.

[0043] Furthermore, in order to make the height of the straightening block 132 adjustable to suit various knives of different specifications, the vertical portion includes:

[0044] A connecting plate 151 connected to the driving end of the dual-axis cylinder 131;

[0045] A slider 152, which is fixedly mounted on the outer side of the connecting plate 151;

[0046] A guide rail 153, which is slidably connected to the slider 152 along the vertical direction, and one end of which is fixedly connected to the transverse portion;

[0047] The threaded column 154 is vertically arranged through the transverse portion and connected to the connecting plate 151.

[0048] Two fixing nuts 155 are threadedly connected to the threaded column 154 and are respectively located at the upper and lower sides of the transverse portion.

[0049] Specifically, when adjusting the height of the sizing block 132, loosen the two fixing nuts 155, and then adjust the height of the sizing block 132 by moving the guide rail 153 up and down. After the adjustment is completed, tighten the two fixing nuts 155 again in the direction of the transverse part to fix the transverse part and the height of the sizing block 132.

[0050] Furthermore, the vertical portion further includes a visualization column 156, which is vertically arranged through the horizontal portion and connected to the connecting plate 151; the side of the visualization column 156 is provided with scale lines in the vertical direction. By observing the scale lines on the visualization column 156, the height of the alignment block 132 can be intuitively known; and when changing production, by observing the scale lines on the visualization column 156, the alignment block 132 can be quickly moved to the corresponding height, so as to achieve rapid equipment adjustment before changing production.

[0051] In one embodiment, the centering positioning fixture for the tool further includes a positioning component, which is installed on the outside of one of the clamping components 1, and the positioning component includes a bearing platform 161 and a positioning block 162, the bearing platform 161 is connected to the fixed part of the dual-axis cylinder 131, and the positioning block 162 is installed on the bearing platform 161. The bearing platform 161 is used to carry the handle of the tool, and the positioning block 162 is used to position the end of the handle, and to position the front and rear positions of the tool to facilitate the sharpening work.

[0052] Furthermore, in order to be able to position tools of various specifications, especially tools with different shank lengths, in the utility model, the positioning block 162 is provided with a strip through hole in the same direction as the length of the tool; the supporting platform 161 is provided with a threaded hole adapted to the strip through hole; a screw fastener is passed through the strip through hole and connected to the threaded hole to fix the positioning block 162, so that the position of the positioning block 162 is adjustable.

[0053] In one embodiment, in order to be suitable for tools of various specifications, especially tools of different lengths, the centering positioning fixture for the tool also includes a distance adjusting plate 2, which is connected to the two clamping components 1, and the distance adjusting plate 2 is provided with a strip through hole in the length direction of the tool, and is fixedly connected to the clamping component 1 by a screw fastener passing through the strip through hole, so that the distance between the two clamping components 1 is adjustable.

[0054] The utility model also discloses a sharpening device, comprising the centering positioning fixture for a tool as described above.

[0055] According to the disclosure and teaching of the above description, the technical personnel in the field to which the utility model belongs can also change and modify the above implementation. Therefore, the utility model is not limited to the specific implementation methods disclosed and described above, and some modifications and changes to the utility model should also fall within the scope of protection of the claims of the utility model. In addition, although some specific terms are used in this specification, these terms are only for the convenience of description and do not constitute any limitation to the utility model.

Claims

1. A centering fixture for a tool, characterized in that: include: Two clamping components spaced apart and aligned, the clamping components comprising a tool placement portion, a clamping assembly and an alignment assembly, the tool placement portion being used to place a tool; The clamping assembly includes a finger cylinder, and the finger cylinder includes two slides that move synchronously in a mirror direction, and the two slides clamp the bottom of the tool when they move relative to each other; The tool placement part is arranged at the same height as the slide table and is arranged close to the slide table; The straightening assembly includes a double-axis cylinder and a straightening part connected to the driving ends on both sides of the double-axis cylinder. The straightening part has a straightening block that can rotate within a certain range. The straightening part moves toward the tool under the action of the double-axis cylinder. When the straightening block contacts the tool, the straightening block automatically fits with the tool.

2. The centering fixture for a tool according to claim 1, characterized in that: The dual-axis cylinder is located below the finger cylinder; The straightening assembly includes a vertical portion and a transverse portion, the vertical portion is connected to the driving end of the dual-axis cylinder, the transverse portion is connected to the vertical portion and is located above the slide, and the straightening block is rotatably connected to the transverse portion and is located at one end of the transverse portion close to the tool placement portion.

3. The centering fixture for a tool according to claim 2, characterized in that: The transverse portion includes a cross bar, and an end of the cross bar close to the tool placement portion has a recessed groove. The alignment block is rotatably mounted on the recessed groove. Under the action of gravity, the end of the alignment block close to the tool placement portion is tilted, and the groove surface of the recessed groove limits the end of the alignment block away from the tool placement portion.

4. The centering fixture for a tool according to claim 2, characterized in that: The vertical portion includes: a connecting plate connected to the driving end of the dual-axis cylinder; A slider, which is fixedly mounted on the outer side of the connecting plate; A guide rail, which is slidably connected to the slider along the vertical direction, and one end of which is fixedly connected to the transverse portion; A threaded column is vertically arranged through the transverse portion and connected to the connecting plate. Two fixing nuts are threadedly connected to the threaded column and are respectively located at the upper and lower sides of the transverse portion.

5. The centering positioning fixture for a tool according to claim 4, characterized in that: The vertical portion further comprises a visualization column, which is vertically arranged through the horizontal portion and connected to the connecting plate; scale lines are arranged on the side surface of the visualization column along the vertical direction.

6. The centering fixture for a tool according to claim 1, characterized in that: The centering positioning fixture for the tool also includes a positioning component, which is installed on the outside of one of the clamping components. The positioning component includes a supporting platform and a positioning block. The supporting platform is connected to the fixed part of the dual-axis cylinder, and the positioning block is installed on the supporting platform.

7. The centering fixture for a tool according to claim 6, characterized in that: The positioning block is provided with a strip-shaped through hole in the same length direction as the tool; The bearing platform is provided with a threaded hole adapted to the strip-shaped through hole; The positioning block is fixed by a screw fastener which passes through the strip-shaped through hole and is connected with the threaded hole.

8. The centering fixture for a tool according to claim 1, characterized in that: The centering positioning fixture for the tool also includes a distance adjusting plate, which is connected to the two clamping components, and the distance adjusting plate is provided with a strip-shaped through hole in the length direction of the tool. The screw fastener is passed through the strip-shaped through hole and fixedly connected to the clamping component.

9. A sharpening device, characterized in that: It comprises a centering positioning fixture for a tool as described in any one of claims 1 to 8.

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