Cutter polishing device

Abstract

The utility model discloses a cutter grinding device which comprises a base, a grinding head clamping driving device and a cutter clamping device, and the grinding head clamping driving device and the cutter clamping device are both arranged on the base. The tool clamping device comprises a horizontal displacement adjusting mechanism and a tool fixing mechanism arranged on the horizontal displacement adjusting mechanism, and the horizontal displacement adjusting mechanism is fixed to the base and used for adjusting the horizontal position of the tool fixing mechanism so that the tool can move relative to the grinding head. The cutter fixing device can achieve safe fixing and moving of the cutter, can be operated manually or automatically, and is simple, convenient, safe and efficient.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of machining, in particular to a cutter polishing device. BACKGROUND

[0002] A dialyzer is a filtering device used in blood purification, which can transfer waste, excess water and electrolytes in blood to dialysate. The dialyzer is composed of hollow fibers, a shell, a sealing layer and an end cover. The hollow fibers are sealed in the dialyzer shell by the sealing layer, and the sealed space is divided into an inner blood chamber and an outer dialysate chamber by a dialysis membrane. After the hollow fibers are sealed to the dialyzer shell by sealing glue, a cutter is used to cut the fiber part exposed outside the shell to realize the through connection of the inner space of the hollow fibers. The cutting of the hollow fibers puts high requirements on the sharpness of the cutter, and the cutter needs to be polished regularly during production.

[0003] The existing cutter polishing device has a large number of automatic devices for polishing cutters, which is excessive compared with the cutting demand of the hollow fibers. The manual device does not have a fixed clamp, and the polishing processing efficiency is low, and potential safety risks are easily caused to the operator. Therefore, the utility model provides a cutter polishing device. UTILITY MODEL CONTENT

[0004] The cutter polishing device provided by the application can realize safe fixation and movement of the cutter, and can be operated manually or automatically, which is simple, convenient, safe and efficient.

[0005] Therefore, the application provides a cutter polishing device, which comprises a base, a polishing head clamping driving device and a cutter clamping device.

[0006] The polishing head clamping driving device and the cutter clamping device are arranged on the base.

[0007] The cutter clamping device comprises a horizontal displacement adjusting mechanism and a cutter fixing mechanism arranged on the horizontal displacement adjusting mechanism.

[0008] The horizontal displacement adjusting mechanism is fixed on the base and is used for adjusting the horizontal position of the cutter fixing mechanism to realize the movement of the cutter relative to the polishing head.

[0009] Optionally, the horizontal displacement adjusting mechanism comprises a first support, a guide rail and a sliding block.

[0010] The guide rail is fixed on the base through the first support.

[0011] The sliding block is arranged on the guide rail and is in sliding connection with the guide rail.

[0012] Optionally, the tool fixing mechanism comprises a first connecting piece, an index pin and a tool fixing frame for mounting a tool;

[0013] The first connecting piece is fixed on the horizontal displacement adjusting mechanism;

[0014] The index pin is arranged on the first connecting piece, and the index pin is fixedly connected with the tool fixing frame;

[0015] The index pin is used to realize switching of a tool polishing surface.

[0016] Optionally, the index pin is fixed on the first connecting piece through a second support;

[0017] A long strip-shaped adjusting hole for adjusting the mounting height is formed on the second support in the vertical direction;

[0018] A first fixing hole for cooperating with the long strip-shaped adjusting hole is correspondingly arranged on the first connecting piece;

[0019] The second support and the first connecting piece are fixedly connected through a screw.

[0020] Optionally, a plurality of fixing holes for fixing the index pin are arranged on the second support in the height direction.

[0021] Optionally, the index pin is fixedly connected with the tool fixing frame through a second connecting piece;

[0022] The second connecting piece comprises a positioning block and a connecting head;

[0023] A positioning member for cooperating with the positioning block to realize auxiliary positioning of the tool is fixed on the side of the second support away from the first connecting piece;

[0024] A positioning hole for the positioning block to pass through is formed on the positioning member;

[0025] The shape of the positioning hole is matched with the shape of the positioning block.

[0026] Optionally, a handle is arranged on the first connecting piece.

[0027] Optionally, the polishing head clamping driving device is fixed on the base, so that the polishing head on the polishing head clamping driving device forms an included angle of 45-90 degrees with a straight line where the guide rail is located.

[0028] Optionally, the polishing head clamping driving device comprises an electric drill and an electric drill fixing frame;

[0029] The electric drill is fixed on the base through the electric drill fixing frame;

[0030] The electric drill is provided with a polishing head.

[0031] Optionally, the electric drill fixing frame comprises a fixing base, an upper support and a lower support.

[0032] The fixing base is fixed on the base.

[0033] The lower support is fixed on the fixing base.

[0034] The upper support is detachably connected with the lower support, and is used for clamping and fixing the electric drill.

[0035] From the above technical solution, it can be seen that the present application has the following advantages: the tool polishing device comprises a base, a polishing head clamping and driving device and a tool clamping device arranged on the base, wherein the polishing head clamping and driving device is used for clamping and rotating the polishing head, the tool clamping device comprises a horizontal displacement adjusting mechanism and a tool fixing mechanism arranged on the horizontal displacement adjusting mechanism, the tool fixing mechanism is used for fixing the tool, and the horizontal displacement adjusting mechanism is used for realizing the movement of the tool relative to the polishing head. The tool polishing device can realize the safe fixing and movement of the tool, and can be operated manually or automatically, which is simple, convenient, safe and efficient. BRIEF DESCRIPTION OF DRAWINGS

[0036] Figure 1 Fig. 1 is a structural schematic view of a tool polishing device in the embodiment of the present application;

[0037] Figure 2 Fig. 2 is an exploded view of the tool polishing device in the embodiment of the present application;

[0038] Figure 3 Fig. 3 is a structural schematic view of a second connecting piece in the embodiment of the present application;

[0039] Figure 4 Fig. 4 is a structural schematic view of a positioning piece in the embodiment of the present application;

[0040] In the drawings, the reference signs are as follows:

[0041] 1-base, 11-limiting groove, 2-polishing head clamping and driving device, 21-electric drill, 22-polishing head, 23-fixing base, 24-lower support, 25-upper support, 3-tool clamping device, 31-tool fixing mechanism, 311-first connecting piece, 312-index pin, 313-tool fixing frame, 314-tool, 315-second support, 316-second connecting piece, 3161-positioning block, 3162-connecting head, 317-positioning piece, 3171-positioning hole, 318-handle, 32-horizontal displacement adjusting mechanism, 321-first support, 322-guide rail, 323-sliding block. DETAILED DESCRIPTION

[0042] In the following, the technical solutions in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application, so that those skilled in the art can better understand the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0043] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0044] Unless otherwise clearly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0045] The present application provides an embodiment of a tool polishing device, please refer to Figure 1 and Figure 2 .

[0046] The tool polishing device in the embodiment comprises a base 1, a polishing head clamping driving device 2 and a tool clamping device 3, the polishing head clamping driving device 2 and the tool clamping device 3 are arranged on the base 1; the tool clamping device 3 comprises a horizontal displacement adjusting mechanism 32 and a tool fixing mechanism 31 arranged on the horizontal displacement adjusting mechanism 32, the horizontal displacement adjusting mechanism 32 is fixed on the base 1, and is used for adjusting the horizontal position of the tool fixing mechanism 31 to realize the movement of the tool 314 relative to the polishing head 22.

[0047] It should be noted that: the tool polishing device includes a base 1, a polishing head clamping driving device 2 and a tool clamping device 3 arranged on the base 1, wherein the polishing head clamping driving device 2 is used to clamp the polishing head 22 and realize the rotation of the polishing head 22, the tool clamping device 3 includes a horizontal displacement adjusting mechanism 32 and a tool fixing mechanism 31 arranged on the horizontal displacement adjusting mechanism 32, the tool fixing mechanism 31 is used to fix the tool 314, and the horizontal displacement adjusting mechanism 32 is used to realize the movement of the tool 314 relative to the polishing head 22. The tool polishing device can realize the safe fixing and movement of the tool 314, and can be operated manually or automatically, which is simple, convenient, safe and efficient.

[0048] The above is an embodiment one of the tool polishing device provided by the embodiment of the application, and the following is an embodiment two of the tool polishing device provided by the embodiment of the application, please refer to Figures 1 to 4 .

[0049] The tool polishing device in the embodiment includes a base 1, a polishing head clamping driving device 2 and a tool clamping device 3, and the polishing head clamping driving device 2 and the tool clamping device 3 are arranged on the base 1; the tool clamping device 3 includes a horizontal displacement adjusting mechanism 32 and a tool fixing mechanism 31 arranged on the horizontal displacement adjusting mechanism 32, and the horizontal displacement adjusting mechanism 32 is fixed on the base 1 and used to adjust the horizontal position of the tool fixing mechanism 31 to realize the movement of the tool 314 relative to the polishing head 22.

[0050] The horizontal displacement adjusting mechanism 32 includes a first support 321, a guide rail 322 and a sliding block 323, the guide rail 322 is fixed on the base 1 through the first support 321, and the sliding block 323 is arranged on the guide rail 322 and connected with the guide rail 322 in sliding mode. When in use, the tool 314 to be polished is fixed on the sliding block 323 through the tool fixing mechanism 31 and can move along the guide rail 322 with the sliding block 323, so that the tool 314 can be quickly moved through the guide rail 322 to realize the overall polishing of the tool 314.

[0051] The tool fixing mechanism 31 includes a first connecting piece 311, an index pin 312 and a tool fixing frame 313 used to install the tool 314, the first connecting piece 311 is fixed on the horizontal displacement adjusting mechanism 32, specifically, the first connecting piece 311 is fixed on the sliding block 323; the index pin 312 is arranged on the first connecting piece 311 and fixedly connected with the tool fixing frame 313; the index pin 312 is used to realize the 180-degree rotation of the tool 314 on the tool fixing mechanism 31 to realize the switching of the polishing surface of the tool 314.

[0052] The index pin 312 is fixed on the first connecting piece 311 through a second support 315, the second support 315 is provided with a long strip-shaped adjusting hole for adjusting the installation height in the vertical direction, and the first connecting piece 311 is correspondingly provided with a first fixing hole for cooperating with the long strip-shaped adjusting hole, and the second support 315 and the first connecting piece 311 are fixedly connected through a screw.

[0053] It can be understood that the installation height of the second support 315 can be adjusted through the long strip-shaped adjusting hole, and then the height adjustment of the cutter 314 is realized, so that the appropriate polishing point can be found conveniently.

[0054] The second support 315 is provided with a plurality of fixing holes for fixing the index pin 312 in the height direction, and the height position of the index pin 312 can be adjusted through the plurality of fixing holes arranged in the height direction, and then the height position of the cutter 314 is adjusted, so that the height adjustable range of the cutter 314 is greatly improved.

[0055] Preferably, the index pin 312 is fixedly connected with the cutter fixing frame 313 through a second connecting piece 316, as shown in Figure 3 The second connecting piece 316 includes a positioning block 3161 and a connecting head 3162, one end of the positioning block 3161 away from the connecting head 3162 is threadedly connected with the index pin 312, and one end of the connecting head 3162 away from the positioning block 3161 is threadedly connected with the cutter fixing frame 313, one side of the second support 315 away from the first connecting piece 311 is fixedly provided with a positioning piece 317 for cooperating with the positioning block 3161 to assist in positioning the cutter 314, the positioning piece 317 is provided with a positioning hole 3171 (as shown in Figure 4 The shape of the positioning hole 3171 is matched with the shape of the positioning block 3161.

[0056] It should be noted that the index pin 312 is fixed on the second support 315, and can be pulled out a certain distance forward, so that the positioning block 3161 of the second connecting piece 316 is away from the positioning hole 3171 on the positioning piece 317, thereby realizing the effect that the cutter 314 is polished on the other side of the blade by rotating 180 degrees. After the cutter 314 is rotated, the index pin 312 is retracted so that the positioning block 3161 reenters the positioning hole 3171, and the cutter 314 is further positioned through the cooperation of the positioning hole 3171 and the positioning block 3161.

[0057] The first connecting piece 311 is provided with a handle 318, so that the cutter fixing mechanism 31 can be conveniently controlled to slide along the guide rail 322 with the sliding block 323.

[0058] The polishing head clamping driving device 2 is fixed on the base 1, so that the polishing head 22 on the polishing head clamping driving device 2 forms an included angle of 45-90 degrees with the straight line where the guide rail 322 is located.

[0059] It can be understood that, by making the polishing head 22 and the tool 314 at a certain angle, the contact area with the tool 314 can be increased, thereby improving the polishing efficiency.

[0060] The polishing head clamping and driving device 2 comprises an electric drill 21 and an electric drill fixing frame, the electric drill 21 is fixed on the base 1 through the electric drill fixing frame, and the electric drill 21 is provided with the polishing head 22 on the rotating head. It can be understood that, by using the electric drill 21 to fix and drive the polishing head 22, the automatic polishing of the tool 314 can be realized without increasing other power devices, which is more convenient to use and low in cost.

[0061] The electric drill fixing frame comprises a fixing seat 23, an upper support 25 and a lower support 24, the fixing seat 23 is fixed on the base 1, the lower support 24 is fixed on the fixing seat 23, and the upper support 25 is detachably connected with the lower support 24 and used for clamping and fixing the electric drill 21. Specifically, the base 1 is provided with a limiting groove 11 for installing the fixing seat 23.

[0062] In specific implementation, after the tool 314 is fixed at a proper position, the power is plugged in, the electric drill 21 is controlled to rotate, then the operator holds the handle 318 to control the tool fixing mechanism 31 to move left and right on the guide rail 322 together with the tool 314, so as to polish the tool 314. After polishing one side, the electric drill 21 is stopped, the tool 314 is pulled outwards, the second connecting piece 316 is separated from the second support 315 and the positioning piece 317, then the second connecting piece 316 is rotated by 180 degrees and is sleeved into the positioning hole 3171 on the positioning piece 317, the electric drill 21 is started again to polish the other side of the tool 314.

[0063] The above-described and above-embodied examples are only used to illustrate the technical solutions of the present application, but not to limit the same; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can be modified, or some technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A knife-sharpening device, characterized in that The utility model relates to a grinding head clamping driving device and tool clamping device are arranged on the base, and the tool clamping device includes horizontal displacement adjusting mechanism and the tool fixing mechanism of setting on the horizontal displacement adjusting mechanism. The horizontal displacement adjusting mechanism is fixed on the base, and is used for adjusting the horizontal position of the tool fixing mechanism to realize the movement of the tool relative to the grinding head. The horizontal displacement adjusting mechanism includes a first support, a guide rail and a sliding block. The guide rail is fixed on the base through the first support. The sliding block is arranged on the guide rail and is in sliding connection with the guide rail.

2. The knife-sharpening device of claim 1, wherein, The tool fixing mechanism includes a first connecting piece, an index pin and a tool fixing frame for installing a tool. The first connecting piece is fixed on the horizontal displacement adjusting mechanism. The index pin is arranged on the first connecting piece, and the index pin is fixedly connected with the tool fixing frame.

3. The knife-sharpening apparatus of claim 1, wherein, The index pin is used to realize the switching of the tool grinding surface. The index pin is fixed on the first connecting piece through a second support. A long strip-shaped adjusting hole for adjusting the installation height is formed in the second support in the vertical direction. A first fixing hole corresponding to the long strip-shaped adjusting hole is arranged on the first connecting piece.

4. The knife-sharpening apparatus of claim 3, wherein, The second support and the first connecting piece are fixedly connected through a screw. A plurality of fixing holes for fixing the index pin are arranged on the second support in the height direction. The index pin is fixedly connected with the tool fixing frame through a second connecting piece. The second connecting piece includes a positioning block and a connecting head.

5. The knife-sharpening apparatus of claim 4, wherein, A positioning member for cooperating with the positioning block to assist in positioning the tool is fixed on the side of the second support away from the first connecting piece.

6. The knife-sharpening apparatus of claim 4, wherein, A positioning hole is formed in the positioning member for the positioning block to pass through. The shape of the positioning hole matches the shape of the positioning block. A handle is arranged on the first connecting piece. The grinding head clamping driving device is fixed on the base, so that the grinding head on the grinding head clamping driving device forms an included angle of 45-90 degrees with the straight line where the guide rail is located. The grinding head clamping driving device includes an electric drill and an electric drill fixing frame.

7. The knife-sharpening apparatus of claim 3, wherein, The electric drill is fixed on the base through the electric drill fixing frame.

8. The knife-sharpening apparatus of claim 2, wherein, A grinding head is installed on the rotating head of the electric drill.

9. The knife-sharpening apparatus of claim 1, wherein, The electric drill fixing frame includes a fixed seat, an upper support and a lower support. The fixed seat is fixed on the base. The lower support is fixed on the fixed seat.

10. The knife-sharpening apparatus of claim 9, wherein, The upper support is detachably connected with the lower support, and is used for clamping and fixing the electric drill. ​ ​ ​

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