CN204525056U - Turning cutting tool knife board - Google Patents

Abstract

The utility model is suitable for the technical field of sharpening frame structure, and provides a turning tool sharpening frame, which is used to adjust and fix the grinding angle of the cutting tool, and includes a supporting frame, a fine-tuning rod and an angle adjusting rod connected in sequence. The frame and the fine-tuning rod are connected in rotation through a first connecting pin, and the fine-tuning rod and the angle adjustment rod are connected in rotation through a second connecting pin. For the trimmer, the other end of the angle adjustment rod is also rotatably connected to a tool holding block for holding the tool through a third connecting pin, and the tool holding block is provided with a fixing assembly for installing and fixing the tool. The utility model provides a grinding tool stand for turning tools, which has the advantages of simple structure, convenient operation, stable fixation, can meet the grinding requirements of various shapes of tools, reduces the dependence on the operator's work experience, and has high grinding efficiency and good quality. , Satisfied the demand for the use of cutting tools.

Description

Turning Tool Grinding Holder

technical field

The utility model belongs to the technical field of sharpening frame structures, in particular to a sharpening frame for turning tools.

Background technique

In turning production and processing, the tool is worn due to long-term use, so the tool needs to be reground so that it can continue to be used.

At present, most of the tool grinding is done by hand, mainly by changing the angle of the tool by holding the tool and removing the margin on the grinding wheel, so as to obtain the geometric angle of the tool you want. The quality of the tool obtained by this grinding method is greatly affected by personal work experience, and the efficiency is low. And for tools with high geometrical requirements, manual grinding cannot achieve the desired effect.

Utility model content

The purpose of this utility model is to overcome the shortcomings of the above-mentioned prior art, and provide a turning tool sharpening stand, which has a simple structure, convenient operation, stable fixation, can meet the grinding requirements of various shapes of the tool, and reduces the work for the operator. The dependence on experience meets the needs of use.

The utility model is realized in the following way: a turning tool sharpening frame, which is used to adjust and fix the grinding angle of the tool, includes a supporting frame, a fine-tuning rod and an angle adjusting rod connected in sequence, the supporting frame and the fine-tuning rod The first connecting pin is rotatably connected between them, the fine-tuning lever and the angle adjusting lever are rotatably connected through a second connecting pin, a fine-tuner is also arranged between the support frame and the fine-tuning lever, and the angle The other end of the adjusting rod is also rotatably connected to a tool holding block for holding the tool through a third connecting pin, and the tool holding block is provided with a fixing assembly for installing and fixing the tool.

Specifically, the fixing assembly includes a mounting hole and a fastener provided on the tool holding block, and one end of the fastener is movably passed through the mounting hole and abuts against the tool.

Further, the fixing assembly further includes a fastening block movably arranged in the installation hole for clamping and fixing the tool.

Specifically, a "V"-shaped clamping groove is provided on the side of the fastening block for abutting clamping.

Specifically, the support frame includes a balance rod and a connecting rod, one end of the connecting rod is fixedly connected to the balance rod, and the other end is connected to the fine-tuning rod, and a device for installing the fine-tuning rod is arranged between the two. installation structure.

Specifically, the fine-tuning device includes a fine-tuning screw, a fine-tuning spring and a fine-tuning nut, and the installation structure includes a first connecting piece arranged on one end of the connecting rod and a second connecting piece correspondingly arranged on one end of the fine-tuning rod , a fine-tuning area is formed between the first connecting piece and the second connecting piece; one end of the fine-tuning screw is connected to the second connecting piece through a pin, and the other end passes through the first connecting piece, and Connected with the fine-tuning nut, the fine-tuning spring is sleeved on the fine-tuning screw rod and located in the fine-tuning area.

Specifically, a first connection hole for the first connection pin to pass through and a second connection hole for the second connection pin to pass through are opened on the fine-tuning rod, and the side walls of the first connection hole and the A deformation groove is also opened on the side wall of the second connecting hole.

Specifically, the end of the first connecting piece is provided with a stress relief groove.

Specifically, fixing pins are respectively arranged on the fine-tuning rod and the angle adjusting rod, and adjustment springs are buckled on the two fixing pins.

The utility model provides a grinding tool stand for turning tools, on which a fine-tuning rod is rotatably connected through a first connecting pin, and an angle adjusting rod is rotatably connected to the fine-tuning rod through a second connecting pin, and on the angle regulating rod A tool holding block is rotatably connected to the third connecting rod, a fixing assembly is arranged on the tool holding block, and a trimmer is arranged between the support frame and the fine adjustment rod. The sharpening stand formed by such setting has a simple structure and low manufacturing cost. According to the requirements of use, under the action of the three positions of the rotating trimmer, the angle adjustment rod and the tool holding block, the adjustment of the position of the tool grinding angle is realized. The adjustment is convenient, the position is accurate and the stability is good, which improves the convenience and quality of tool grinding, and meets the demand for tool use.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of a turning tool sharpening frame provided by an embodiment of the present invention;

Fig. 2 is an exploded schematic view of the turning tool sharpening frame provided by the embodiment of the present invention;

Fig. 3 is another perspective view of the turning tool sharpening frame provided by the embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figures 1 to 3, a turning tool sharpening frame 1 provided by the embodiment of the present invention is used to adjust and fix the grinding angle of the tool 10, and the tool 10 is fixed by the sharpening frame 1 during grinding. Support, its grinding angle stability is good, not easy to loosen, has guaranteed the quality of cutting tool 10 after grinding. The knife sharpening frame 1 includes a supporting frame 11, a fine-tuning rod 12 and an angle adjusting rod 13 connected in sequence, and the supporting frame 11 and the fine-tuning rod 12 are rotatably connected by a first connecting pin 14, so that when adjusting the sharpening angle of the cutter 10, It can be rotated with the first connecting pin 14 as a rotating shaft, and the position angle between the support frame 11 and the fine-tuning rod 12 can be adjusted by rotation, so as to meet the requirements for the grinding angle in this direction. Moreover, in order to improve the convenience and position accuracy of adjustment, a trimmer 17 is also arranged between the support frame 11 and the fine adjustment rod 12, so that according to the grinding requirements, by adjusting the trimmer 17, the support frame 11 and the fine adjustment rod can be adjusted. The adjustment of the position angle relationship between 12 is convenient for adjustment and high in precision. Similarly, the fine-tuning lever 12 and the angle adjusting lever 13 are rotationally connected by the second connecting pin 15, so that when adjusting the grinding angle of the cutter 10, the second connecting pin 15 is used as the rotating shaft to rotate, and the fine-tuning lever 12 and the angle adjusting lever are rotated and adjusted. 13 to meet the requirements for grinding angle in this direction. Equally, the other end of angle adjusting rod 13 is also connected with the cutter holding block 18 that is used for clamping tool 10, and cutter holding block 18 is connected with angle adjusting rod 13 by the 3rd connection pin 16 and rotates, thereby adjusts cutter 10 repairing During grinding angle, be rotating shaft with the 3rd connecting pin 16 axles, the position angle between rotation adjustment angle adjusting rod 13 and tool holding block 18, to satisfy the requirement to grinding angle in this direction. And the cutter holding block 18 is provided with a fixing assembly 181 (such as a screw member or a slider member, etc.) for fixing the cutter 10, and the cutter 10 to be sharpened is installed and fixed on the cutter holding block 18 through the fixing assembly 181, which is stable and reliable. Through such arrangement, the sharpening frame 1 has a simple structure and low manufacturing cost. When it is necessary to grind the cutter 10, the cutter 10 is fixed on the cutter holding block 18 by the fixing assembly 181; Adjust the angle, and after adjusting the angle of each adjustment point, clamp and fix the connecting pin at the corresponding position to realize the positioning of the grinding angle. Adjustment range for different requirements.

The turning tool sharpening stand 1 provided by the embodiment of the utility model is provided between the fine-tuning rod 12 and the angle adjustment rod 13 by setting the first connecting pin 14 between the support frame 11 and the fine-tuning rod 12 to make the two rotatably connected. The second connecting pin 15 that makes the two rotatably connected, the third connecting pin 16 that makes the two rotatably connected between the angle adjustment lever 13 and the cutter clamping block 18 is provided, and a fixing pin 16 is provided on the cutter clamping block 18. Fixing assembly 181 of tool 10 . The sharpening stand 1 formed in this way is simple to manufacture, low in cost, convenient to adjust, can quickly adjust the requirements of each grinding angle of the cutting tool 10, and has stable position and angle positioning, and can be used for grinding requirements of various geometric shapes of the cutting tool 10, ensuring The accuracy of the grinding tool 10 is improved, the traditional dependence on personal work experience caused by manually adjusting the grinding angle is overcome, and the efficiency of the grinding tool 10 is improved.

Specifically, as shown in Figures 1 and 2, the fixing assembly 181 includes a mounting hole 1811 and a fastener 1812 provided on the tool holding block 18, and one end of the fastener 1812 is movably inserted in the mounting hole 1811, and against Top on the cutter 10. In this way, when installing, the cutter 10 is inserted in the mounting hole 1811, and then the fastener 1812 is rotated so that one end of the fastener 1812 is pressed against the cutter 10, so that the cutter 10 is clamped and fixed, so that it can be connected with the cutter 1812. Grinding disc 2 contact grinding. Similarly, if the tool 10 needs to be taken out after grinding, the fastener 1812 is rotated so that the fastener 1812 is no longer against the tool 10, and the tool 10 is released to be taken out. The fasteners 1812 are components such as screws and bolts that can be screwed and adjusted.

Further, as shown in FIG. 1 and FIG. 2 , in order to ensure the stability of clamping and fixing the tool 10 , the fixing assembly 181 further includes a fastening block 1813 movably arranged in the installation hole 1811 for clamping and fixing the tool 10 . When the fixed cutter 10 is installed, the cutter 10 is clamped by the common clamping of the fastener 1812 and the fastening block 1813, which further improves the stability of the installation. Moreover, in this embodiment, a V-shaped clamping groove 1814 is provided on the side of the fastening block 1813 for abutting and clamping, and the position of the fastening and limiting tool 10 is defined by the V-shaped clamping groove 1814, which further improves The fixed stability of cutting tool 10 is improved.

Specifically, as shown in FIG. 1 and FIG. 2 , according to design requirements, the support frame 11 is configured to include a balance bar 111 and a connecting bar 112 , and the balance bar 111 is used to be installed and fixed on the workbench to provide support. One end of the connecting rod 112 is fixedly connected with the balance bar 111, and the other end is connected with the fine-tuning rod 12, and a mounting structure 113 for installing the fine-tuning device 17 is arranged between the two, and under the support of the mounting structure 113, the fine-tuning device 17 is ensured. The stability of the position after installation, when needing to adjust, by turning the trimmer 17, the connecting rod 112 and the trimming rod 12 can be rotated with the first connecting pin 14 as the rotating shaft, so as to realize the adjustment of the position angle between the two.

Specifically, as shown in Figures 1 and 2, the fine-tuning device 17 includes a fine-tuning screw 171, a fine-tuning spring 172, and a fine-tuning nut 173. The second connecting piece 1132 on one end of the rod 12, a fine-tuning area 175 is formed between the first connecting piece 1131 and the second connecting piece 1132; one end of the fine-tuning screw 171 is connected to the second connecting piece 1132 by a latch 174, and the other end passes through The first connecting piece 1131 is connected to the fine-tuning nut 173 , and the fine-tuning spring 172 is sleeved on the fine-tuning screw 171 and located in the fine-tuning area 175 . Through such arrangement, when adjustment is required, the adjustment of the position and angle between the connecting rod 112 and the fine adjustment rod 12 can be realized by turning the fine adjustment nut 173 , thereby through the action of pulling or pushing the fine adjustment screw 171 . Moreover, a fine-tuning area 175 is formed between the first connecting piece 1131 and the second connecting piece 1132 to provide an active area for adjusting the position and angle between the connecting rod 112 and the fine-tuning rod 12, and at the same time, the fine-tuning spring 172 is sleeved on the fine-tuning screw. 171 and arranged in the fine-tuning area 175 so as to abut against between the first connecting piece 1131 and the second connecting piece 1132 . During adjustment, under the elastic force of the fine-tuning spring 172, the first connecting piece 1131 and the second connecting piece 1132 are always in a tensioned state, and the distance between them will not change randomly, ensuring the accuracy of position adjustment.

Specifically, as shown in FIGS. 1 and 2 , the fine-tuning rod 12 is provided with a first connection hole 121 through which the first connection pin 14 passes and a second connection hole 122 through which the second connection pin 15 passes. Connecting pin 14 and the second connecting pin 15 are movably worn in the corresponding connecting hole. In addition, deformation grooves 123 are formed on the sidewalls of the first connecting hole 121 and the second connecting hole 122 . In order to facilitate the assembly of the first connecting pin 14 and the second connecting pin 15 and after the rotation is adjusted, the width of the deformation groove 123 is tightened and reduced by a screw type fastener, so that the first connecting pin 14 and the second connecting pin can be clamped 15. Realize the positioning of the grinding position, with firm clamping and good stability.

Specifically, as shown in FIG. 2 , the end of the first connecting piece 1131 is provided with a stress relief groove 1133 . The stress relief groove 1133 is an arc-shaped groove, so as to eliminate the residual stress at the end of the first connecting piece 1131, prevent the residual stress from breaking after several times of use, and ensure the reliability of use.

Specifically, as shown in FIG. 1 and FIG. 3 , fixing pins 191 are respectively provided on the fine-tuning lever 12 and the angle adjusting lever 13 , and an adjusting spring 192 is buckled on the two fixing pins 191 . Under the action of the elastic force of the adjustment spring 192 , the adjustment of the position and angle between the fine adjustment rod 12 and the angle adjustment rod 13 is facilitated.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modification, equivalent replacement or improvement made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (9)

1. A turning tool sharpening frame, used to adjust and fix the grinding angle of the tool, is characterized in that it includes a support frame, a fine-tuning rod and an angle adjustment rod that are connected in sequence, and there is a gap between the support frame and the fine-tuning rod. The first connecting pin is rotatably connected, and the fine-tuning lever and the angle adjusting lever are rotatably connected through the second connecting pin. A fine-tuner is also arranged between the support frame and the fine-tuning lever. The other end of the tool is also rotatably connected to a tool holding block for holding the tool through a third connecting pin, and the tool holding block is provided with a fixing assembly for installing and fixing the tool. 2. The turning tool sharpening frame according to claim 1, wherein the fixing assembly includes a mounting hole and a fastener provided on the tool holding block, and one end of the fastener is movably passed through in the mounting hole and abut against the tool. 3 . The sharpening frame for turning tools according to claim 2 , wherein the fixing assembly further comprises a fastening block movably arranged in the mounting hole for clamping and fixing the tool. 4 . 4 . The turning tool sharpening frame according to claim 3 , wherein a "V"-shaped clamping groove is provided on the side of the fastening block for abutting clamping. 5. The turning tool sharpening frame according to any one of claims 1 to 4, wherein the support frame includes a balance bar and a connecting rod, and one end of the connecting rod is fixedly connected with the balance bar, The other end is connected with the fine-tuning rod, and a mounting structure for installing the fine-tuning device is arranged between the two. 6. The turning tool sharpening frame according to claim 5, wherein the trimmer includes a fine-tuning screw, a fine-tuning spring and a fine-tuning nut, and the mounting structure includes a first connecting rod arranged at one end of the connecting rod A piece and a second connecting piece correspondingly arranged on one end of the fine-tuning rod, a fine-tuning area is formed between the first connecting piece and the second connecting piece; one end of the fine-tuning screw is connected to the second connecting piece through a pin. On the connecting piece, the other end passes through the first connecting piece and is connected with the fine-tuning nut, and the fine-tuning spring is sleeved on the fine-tuning screw and is located in the fine-tuning area. 7. The turning tool sharpening frame according to claim 5, characterized in that, the fine-tuning rod is provided with a first connection hole for the first connection pin to pass through and a first connection hole for the second connection pin to pass through. The second connection hole, the side wall of the first connection hole and the side wall of the second connection hole are also provided with deformation grooves. 8 . The turning tool sharpening frame according to claim 6 , wherein a stress relief groove is provided at the end of the first connecting piece. 9 . The sharpening stand for turning tools according to claim 6 , characterized in that, fixed pins are arranged on the fine-tuning rod and the angle adjusting rod respectively, and adjustment springs are hooked on the two fixed pins. 10 .