A grinding device for processing a carbide milling insert

Abstract

The application belongs to the technical field of milling blade processing, and discloses a grinding device for hard alloy milling blade processing, which comprises a working box, a supporting plate is fixedly connected to one side of the bottom of the inner cavity of the working box, a motor one is penetrated through and installed on one side of the inner part of the supporting plate, in the application, firstly, a pull ring is pulled to make a milling blade clamping rod slide and separate from the resistance of a clamping plate two, then the milling blade is placed between the clamping plate one and the clamping plate two, the pull ring is loosened, the milling blade clamping rod is inserted into an installation groove in the middle of the milling blade, the milling blade is fixed, then the motor one is started to make the rotating rod, the collar, the connecting rod, the mounting plate and the rotating block rotate, the fixed milling blade is rotated to the position aligned with the grinding wheel, at this time, the hydraulic cylinder is started to drive the protection plate, the motor two and the grinding wheel to descend, then the motor two is started to make the grinding wheel rotate to polish the milling blade, so that the high temperature on the milling blade in the polishing process is avoided, and the staff is prevented from being scalded.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of milling blade processing, and specifically relates to a grinding device for hard alloy milling blade processing. BACKGROUND

[0002] A milling cutter is mainly used for processing planes, steps, grooves, shaped surfaces and cutting off workpieces on a milling machine, a milling blade is a rotary cutter used for milling processing and having one or more cutter teeth, each cutter tooth intermittently cuts off the excess of a workpiece during work, the milling blade, i.e., a saw blade, is a saw blade containing a large amount of carbon (C), tungsten (W), molybdenum (Mo), chromium (Cr), vanadium (V), cobalt or other material elements, and has high thermal hardness after heat treatment, and is classified according to different materials: high-speed steel saw blade (HSS saw blade), integral hard alloy saw blade, tungsten steel saw blade, inlaid alloy saw blade and diamond saw blade.

[0003] In the mechanical processing manufacturing industry, different materials of hard alloy milling blades are selected according to the processing of different metal (non-metal) materials, but the cutting edge of the milling blade is worn out after being used for a period of time, so the milling blade needs to be replaced, the replaced milling blade cannot be continuously used, causing waste and increasing cost, and with the improvement of technology, the replaced milling blade can be ground, but in the prior art, the milling blade is manually held by hand and abuts against the grinding wheel during grinding, the milling blade is ground by the grinding wheel, the temperature of the milling blade is high during grinding, the worker is easily scalded, and the danger is high. SUMMARY

[0004] To solve the problem that the milling blade is manually held by hand and abuts against the grinding wheel during grinding, the milling blade is ground by the grinding wheel, the temperature of the milling blade is high during grinding, the worker is easily scalded, and the danger is high in the background art, the application provides a grinding device for hard alloy milling blade processing.

[0005] In order to achieve the above object, the present application provides the following technical scheme: A kind of hard alloy milling cutter piece processing is ground with the device, including working tank, the inner chamber bottom side of the working tank is fixedly connected with support plate, the inside of the side of the support plate is penetrated and is installed with motor one, the output end of the motor one is penetrated support plate and is rotatably connected with rotating rod, the outer wall middle part of the rotating rod is fixedly connected with collar, the outer wall four sides of the collar are all fixedly connected with connecting rod, the side of the rotating rod away from the output end of motor one is fixedly connected with mounting plate, the side of the mounting plate away from the rotating rod is fixedly connected with rotating block, the inside one side of one connecting rod is equipped with limit slot, the inner chamber one side of the limit slot is fixedly connected with two spring one, the side of the two spring one away from the limit slot is all fixedly connected with limit plate, the limit plate between the two is fixedly connected with guide rod, and guide rod penetrates connecting rod and is slidably connected.

[0006] Preferably, the outer wall four sides of the rotating block are installed with four groups of connecting plates, the side of a group of the connecting plates away from the rotating block is fixedly connected with clamping plate one, the side of the top of the connecting plate away from clamping plate one is fixedly connected with clamping plate two, the side of the clamping plate one middle part is penetrated and is equipped with sliding slot, and guide rod slides in sliding slot, the middle part of the clamping plate one is penetrated and is slidably connected with milling cutter piece clamping rod, the middle part of the milling cutter piece clamping rod is penetrated and is equipped with guide groove, and guide groove is matched with guide rod.

[0007] Preferably, the end of the milling cutter piece clamping rod penetrating clamping plate one is fixedly connected with connecting disc, the side of the clamping plate one away from clamping plate two is equipped with annular groove one, the inside of the side of the connecting disc close to clamping plate one is penetrated and is equipped with annular groove two, the inside of the annular groove two is fixedly connected with spring two, and the side of spring two away from annular groove two is fixedly connected in the inside of annular groove one, the side of the support plate away from motor one is equipped with annular guide groove, the side of the connecting disc away from milling cutter piece clamping rod is fixedly connected with pull ring.

[0008] Preferably, the end of the guide rod away from sliding slot is equipped as bevel, and bevel part slides in annular guide groove.

[0009] Preferably, the inlay bottom of the annular guide groove is fixedly connected with abutment plate one, and abutment plate one is abutted with bevel, the inner chamber of the annular guide groove away from the side of abutment plate one is fixedly connected with abutment plate two, and abutment plate two is abutted with bevel.

[0010] Preferably, the inner chamber of the working tank away from the side of support plate is fixedly connected with L type support rod, the side of the L type support rod is installed with hydraulic cylinder, the side of the hydraulic cylinder away from the L type support rod is fixedly connected with protection plate.

[0011] Preferably, one side of the outer wall of the protective plate is fixedly connected with a motor two, and an output end of the motor two penetrates through the protective plate and is fixedly connected with a grinding wheel.

[0012] Preferably, one side of the outer wall of the working box is provided with a dust suction machine, an output end of the dust suction machine penetrates through the working box and is fixedly connected with a dust suction pipe.

[0013] Preferably, a discharging groove is arranged at the bottom of the rotating block in the inner cavity of the working box, and a placing groove is arranged at the side of the inner cavity of the working box away from the discharging groove.

[0014] Preferably, a box door is arranged at the side of the outer wall of the working box away from the dust suction machine, and a viewing window is arranged at the middle of the box door.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] By cooperation of the clamping plate one, the clamping plate two, the milling blade clamping rod and other structures, the milling blade can be fixed during grinding, so that the high temperature on the milling blade during grinding can be avoided to prevent the worker from being scalded. First, the milling blade clamping rod is slid to be separated from the clamping plate two by pulling the pull ring, and then the spring two is stretched. Then, the milling blade is placed between the clamping plate one and the clamping plate two, and the pull ring is released to insert the milling blade clamping rod into the installation groove arranged in the middle of the milling blade to fix the milling blade. Then, the rotating rod, the collar, the connecting rod, the mounting plate and the rotating block are rotated by starting the motor one, and the fixed milling blade is rotated to the position aligned with the grinding wheel. At this time, the protective plate, the motor two and the grinding wheel are lowered by starting the hydraulic cylinder, and then the grinding wheel is rotated by starting the motor two to grind the milling blade.

[0017] By cooperation of the guide rod and the abutting plate two and other structures, the milling blade can be fixed during grinding, and the milling blade can be automatically discharged. When the guide rod is reset, the guide rod is continuously rotated to make the inclined angle of the guide rod abut to make the guide rod slide, so that the guide rod abuts to the guide groove, and the milling blade clamping rod slides in the clamping plate one again to leave a placing space for the milling blade. At this time, the milling blade can be placed between the clamping plate one and the clamping plate two without pulling the pull ring. Then, the guide rod is continuously rotated through the connecting rod to make the inclined angle of the guide rod separate from the abutting plate two. At this time, the guide rod is reset by the elastic force of the limiting plate through the spring one, and the milling blade clamping rod is reset by the elastic force of the spring two to insert the milling blade clamping rod into the installation groove arranged in the middle of the milling blade to fix the milling blade. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present application;

[0019] Figure 2 It is a schematic diagram of the L-shaped supporting rod of the present application;

[0020] Figure 3 Figure 1 is a schematic diagram of the hydraulic cylinder of the present application;

[0021] Figure 4 Figure 2 is a schematic diagram of the motor of the present application;

[0022] Figure 5 Figure 3 is a schematic diagram of the rotating block of the present application;

[0023] Figure 6 Figure 4 is a schematic diagram of the clamping plate one of the present application; Figure 5 Figure 5 is an enlarged view of A in Figure 4;

[0024] Figure 7 Figure 6 is a side sectional view of the clamping plate one of the present application;

[0025] Figure 8 Figure 7 is a schematic diagram of the milling blade clamping rod of the present application;

[0026] Figure 9 Figure 8 is an enlarged view of B in Figure 7; Figure 8 Figure 9 is a side sectional view of the support plate of the present application.

[0027] Figure 10 Figure 10 is a side sectional view of the support plate of the present application.

[0028] In the figure: 1, working box; 2, support plate; 3, motor one; 4, rotating rod; 5, collar; 6, connecting rod; 7, mounting plate; 8, rotating block; 9, limiting groove; 10, spring one; 11, limiting plate; 12, guide rod; 13, connecting plate; 14, clamping plate one; 15, clamping plate two; 16, sliding groove; 17, milling blade clamping rod; 18, guide groove; 19, connecting disc; 20, annular groove one; 21, annular groove two; 22, spring two; 23, pull ring; 24, annular guide groove; 25, abutting plate one; 26, abutting plate two; 27, bevel angle; 28, L-shaped support rod; 29, hydraulic cylinder; 30, protection plate; 31, motor two; 32, grinding wheel; 33, dust collector; 34, dust collection pipe; 35, discharging groove; 36, placing groove; 37, box door; 38, viewing window. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0030] As Figures 1 to 10As shown, the present application provides a kind of hard alloy milling cutter piece processing grinding device, including working tank 1, the inner chamber bottom side of working tank 1 is fixedly connected with support plate 2, the inside of the side of support plate 2 is penetrated and is equipped with motor one 3, the output end of motor one 3 is penetrated support plate 2 and is rotatably connected with rotating rod 4, the outer wall middle part of rotating rod 4 is fixedly connected with collar 5, the outer wall four sides of collar 5 are all fixedly connected with connecting rod 6, the side of rotating rod 4 away from the output end of motor one 3 is fixedly connected with mounting plate 7, the side of mounting plate 7 away from rotating rod 4 is fixedly connected with rotating block 8, the inside one side of a connecting rod 6 is equipped with limit slot 9, the inner chamber side of limit slot 9 is fixedly connected with two spring one 10, the side of two spring one 10 away from limit slot 9 is all fixedly connected with limit plate 11, two limit plates 11 are fixedly connected with guide rod 12 between, and guide rod 12 penetrates connecting rod 6 and is slidably connected;

[0031] The outer wall four sides of rotating block 8 are equipped with four groups of connecting plates 13, the side of a group of connecting plates 13 away from rotating block 8 is fixedly connected with clamping plate one 14, the side of the top of connecting plate 13 away from clamping plate one 14 is fixedly connected with clamping plate two 15, the side of the middle part of clamping plate one 14 is penetrated and is equipped with sliding slot 16, and guide rod 12 slides in sliding slot 16, the middle part of clamping plate one 14 is penetrated and is slidably connected with milling cutter piece clamping rod 17, the middle part of milling cutter piece clamping rod 17 is penetrated and is equipped with guide groove 18, and guide groove 18 is matched with guide rod 12;

[0032] One end of milling cutter piece clamping rod 17 penetrating clamping plate one 14 is fixedly connected with connecting disc 19, the side of clamping plate one 14 away from clamping plate two 15 is equipped with annular groove one 20, the inside of the side of connecting disc 19 close to clamping plate one 14 is penetrated and is equipped with annular groove two 21, the inside of annular groove two 21 is fixedly connected with spring two 22, and the side of spring two 22 away from annular groove two 21 is fixedly connected in the inside of annular groove one 20, the side of support plate 2 away from motor one 3 is equipped with annular guide groove 24, the side of connecting disc 19 away from milling cutter piece clamping rod 17 is fixedly connected with pull ring 23;

[0033] The end of guide rod 12 away from sliding slot 16 is equipped as bevel 27, and bevel 27 part slides in annular guide groove 24;

[0034] The inlay bottom of annular guide groove 24 is fixedly connected with abutment plate one 25, and abutment plate one 25 is in contact with bevel 27, the inner chamber of annular guide groove 24 away from abutment plate one 25 is fixedly connected with abutment plate two 26, and abutment plate two 26 is in contact with bevel 27.

[0035] With the above scheme: open the motor 3 to make the rotating rod 4, the collar 5, the connecting rod 6, the mounting plate 7 and the rotating block 8 rotate, and rotate the fixed milling blade to the position aligned with the grinding wheel 32, at this time open the hydraulic cylinder 29 to drive the protective plate 30, the motor 31 and the grinding wheel 32 to descend, and then open the motor 31 to make the grinding wheel 32 rotate to grind the milling blade;

[0036] After the milling blade is ground, continue to open the motor 3 to make the rotating block 8 rotate, and when the motor 3 drives the connecting rod 6 to rotate, the connecting rod 6 drives the guide rod 12 to rotate, and when the guide rod 12 rotates to the bottom, the inclined angle 27 of the guide rod 12 will abut against the abutment plate 25 to push the guide rod 12 forward, at this time the guide rod 12 will drive the limiting plate 11 to slide in the limiting groove 9 to compress the spring 10, and at the same time the guide rod 12 will slide in the sliding groove 16, and when the guide rod 12 slides in the sliding groove 16, it will abut against the guide groove 18 to make the milling blade clamping rod 17 slide to release the limiting of the milling blade, at this time the milling blade will fall into the discharge chute 35 under the influence of gravity, and the ground milling blade is collected through the discharge chute 35.

[0037] As shown in Figures 1 to 10 The inner cavity of the working box 1 is fixedly connected with an L-shaped support rod 28 away from the support plate 2, and the L-shaped support rod 28 is installed with a hydraulic cylinder 29, and the hydraulic cylinder 29 is fixedly connected with a protective plate 30 away from the L-shaped support rod 28.

[0038] The outer wall of the protective plate 30 is fixedly connected with a motor 31, and the output end of the motor 31 penetrates through the protective plate 30 and is fixedly connected with a grinding wheel 32.

[0039] The outer wall of the working box 1 is installed with a dust collector 33, and the output end of the dust collector 33 penetrates through the working box 1 and is fixedly connected with a dust collection pipe 34.

[0040] The inner cavity of the working box 1 is provided with a discharge chute 35 at the bottom of the rotating block 8, and the inner cavity of the working box 1 is provided with a placing groove 36 away from the discharge chute 35.

[0041] The outer wall of the working box 1 is provided with a box door 37 away from the dust collector 33, and the middle part of the box door 37 is provided with a viewing window 38.

[0042] With the above scheme: first pull the pull ring 23 to make the milling blade clamp rod 17 slide away from the resistance to the clamping plate two 15, and at the same time make the spring two 22 stretch, then place the milling blade between the clamping plate one 14 and the clamping plate two 15, loosen the pull ring 23 to make the milling blade clamp rod 17 inserted into the installation groove opened in the middle of the milling blade to fix the milling blade, then start the motor one 3 to make the rotating rod 4, the collar 5, the connecting rod 6, the mounting plate 7 and the rotating block 8 rotate, rotate the fixed milling blade to the position aligned with the grinding wheel 32, at this time start the hydraulic cylinder 29 to drive the protective plate 30, the motor two 31 and the grinding wheel 32 to descend, then start the motor two 31 to make the grinding wheel 32 rotate to polish the milling blade;

[0043] When the grinding wheel 32 polishes the milling blade, the dust collector 33 can be started to suck the dust and impurities generated during polishing through the dust suction pipe 34;

[0044] The unpolished milling blade can be placed in the placing groove 36 for convenient taking of the milling blade;

[0045] The situation of the milling blade polishing in the working box 1 can be observed through the visual window 38.

[0046] The working principle and use process of the present application are as follows:

[0047] When the milling blade needs to be polished, first pull the pull ring 23 to make the milling blade clamp rod 17 slide away from the resistance to the clamping plate two 15, and at the same time make the spring two 22 stretch, then place the milling blade between the clamping plate one 14 and the clamping plate two 15, loosen the pull ring 23 to make the milling blade clamp rod 17 inserted into the installation groove opened in the middle of the milling blade to fix the milling blade, then start the motor one 3 to make the rotating rod 4, the collar 5, the connecting rod 6, the mounting plate 7 and the rotating block 8 rotate, rotate the fixed milling blade to the position aligned with the grinding wheel 32, at this time start the hydraulic cylinder 29 to drive the protective plate 30, the motor two 31 and the grinding wheel 32 to descend, then start the motor two 31 to make the grinding wheel 32 rotate to polish the milling blade;

[0048] After the milling blade is polished, continue to start the motor one 3 to make the rotating block 8 rotate, when the motor one 3 drives the connecting rod 6 to rotate, the connecting rod 6 drives the guide rod 12 to rotate, when the guide rod 12 rotates to the bottom, the inclined angle 27 of the guide rod 12 will resist the resistance plate one 25 to make the guide rod 12 push forward, at this time the guide rod 12 will drive the limiting plate 11 to slide in the limiting groove 9 to make the spring one 10 compress, at the same time the guide rod 12 will slide in the sliding groove 16, when the guide rod 12 slides in the sliding groove 16, it will resist the guide groove 18 to make the milling blade clamp rod 17 slide to release the limiting of the milling blade clamp rod 17 to the milling blade, at this time the milling blade will fall into the discharging chute 35 under the influence of gravity to collect the polished milling blade through the discharging chute 35;

[0049] When the milled cutter blade is unloaded after polishing, the guide rod 12 is continuously rotated by the connecting rod 6, at this time, the guide rod 12 is separated from the abutting plate 25, then the guide rod 12 is reset by the elastic force of the spring 10 through the limiting plate 11, and the cutter blade clamping rod 17 is reset by the elastic force of the spring 22, when the guide rod 12 is reset, the inclined angle 27 of the guide rod 12 is abutted to make the guide rod 12 slide, the guide rod 12 is abutted to the guide groove 18, and the cutter blade clamping rod 17 is slid in the clamping plate 14 again to leave a space for placing the cutter blade, at this time, the cutter blade can be placed between the clamping plate 14 and the clamping plate 15, without pulling the pull ring 23, then the guide rod 12 is continuously rotated by the connecting rod 6 to make the inclined angle 27 of the guide rod 12 separate from the abutting plate 26, at this time, the guide rod 12 is reset by the elastic force of the spring 10 through the limiting plate 11, and the cutter blade clamping rod 17 is reset by the elastic force of the spring 22 to insert into the installation groove in the middle of the cutter blade to fix the cutter blade, the above steps can be repeated to fix the cutter blade during polishing, and the cutter blade can be automatically unloaded.

[0050] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that are not specifically enumerated herein. Moreover, no limitation or embodiment described herein is intended to be inferred as having any particular significance, unless expressly stated otherwise. It is to be understood that the phraseology or terminology employed herein, and not otherwise specifically defined, is for the purpose of description only and is not intended to be limiting. There is no intention that the use of particular expressive liberties incurs any limitation on the scope of the patent other than as explicitly and expressly recited in the claims attached hereto, none of which are to be taken as descriptive of any particular embodiment of the application.

[0051] While the embodiments of the application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the following claims and their equivalents.

Claims

1. A grinding device for machining of a carbide milling insert, comprising a work tank (1), characterised in that: The inner chamber bottom side of the working box (1) is fixedly connected with a supporting plate (2), one side of the supporting plate (2) is penetrated and is provided with a motor (3), the output end of the motor (3) is penetrated through the supporting plate (2) and is rotationally connected with a rotating rod (4), the outer wall middle part of the rotating rod (4) is fixedly connected with a sleeve ring (5), the outer wall four sides of the sleeve ring (5) are fixedly connected with connecting rods (6), the side of the rotating rod (4) away from the output end of the motor (3) is fixedly connected with a mounting plate (7), the side of the mounting plate (7) away from the rotating rod (4) is fixedly connected with a rotating block (8), the inner side of one of the connecting rods (6) is provided with a limiting slot (9), the inner chamber side of the limiting slot (9) is fixedly connected with two springs (10), the side of the two springs (10) away from the limiting slot (9) is fixedly connected with limiting plates (11), the limiting plates (11) are fixedly connected with a guide rod (12) between them, and the guide rod (12) penetrates through the connecting rod (6) and is slidingly connected; The outer wall four sides of the rotating block (8) are provided with four groups of connecting plates (13), the side of one of the connecting plates (13) away from the rotating block (8) is fixedly connected with a clamping plate (14), the top of the connecting plate (13) away from the clamping plate (14) is fixedly connected with a clamping plate (15), the side of the clamping plate (14) is penetrated and is provided with a sliding groove (16), and the guide rod (12) slides in the sliding groove (16), the middle part of the clamping plate (14) is penetrated and is slidingly connected with a milling blade clamping rod (17), the middle part of the milling blade clamping rod (17) is penetrated and is provided with a guide groove (18), and the guide groove (18) is matched with the guide rod (12); One end of the milling blade clamping rod (17) penetrating the clamping plate (14) is fixedly connected with a connecting disc (19), the side of the clamping plate (14) away from the clamping plate (15) is provided with an annular groove (20), the inner side of the connecting disc (19) close to the clamping plate (14) is penetrated and is provided with an annular groove (21), the inner side of the annular groove (21) is fixedly connected with a spring (22), and the side of the spring (22) away from the annular groove (21) is fixedly connected in the inner side of the annular groove (20), the side of the supporting plate (2) away from the motor (3) is provided with an annular guide groove (24), the side of the connecting disc (19) away from the milling blade clamping rod (17) is fixedly connected with a pull ring (23); The end of the guide rod (12) away from the sliding groove (16) is provided with an inclined angle (27), and the inclined angle (27) part slides in the annular guide groove (24); The inner embedded bottom of the annular guide groove (24) is fixedly connected with a resisting plate (25), and the resisting plate (25) is in contact with the inclined angle (27), the inner chamber side of the annular guide groove (24) away from the resisting plate (25) is fixedly connected with a resisting plate (26), and the resisting plate (26) is in contact with the inclined angle (27).

2. A grinding device for machining of cemented carbide milling inserts according to claim 1, characterized in that: The inner cavity of the working box (1) is fixedly connected with an L-shaped supporting rod (28) away from one side of the supporting plate (2), one side of the L-shaped supporting rod (28) is provided with a hydraulic cylinder (29), and the side, away from the L-shaped supporting rod (28), of the hydraulic cylinder (29) is fixedly connected with a protective plate (30).

3. A grinding device for machining of cemented carbide milling inserts according to claim 2, characterized in that: One side of the outer wall of the protective plate (30) is fixedly connected with a motor two (31), and the output end of the motor two (31) penetrates through the protective plate (30) and is fixedly connected with a grinding wheel (32).

4. The grinding apparatus for machining of cemented carbide milling inserts according to claim 1, characterized in that: One side of the outer wall of the working box (1) is provided with a dust collector (33), and the output end of the dust collector (33) penetrates through the working box (1) and is fixedly connected with a dust collection pipe (34).

5. The grinding apparatus for machining of cemented carbide milling inserts according to claim 1, characterized in that: The inner cavity of the working box (1) is provided with a discharging groove (35) at the bottom of the rotating block (8), and the inner cavity of the working box (1) is provided with a placing groove (36) away from the discharging groove (35).

6. The grinding apparatus for machining of cemented carbide milling inserts according to claim 1, characterized in that: One side of the outer wall of the working box (1), away from the dust collector (33), is provided with a box door (37), and the middle of the box door (37) is provided with a viewing window (38).

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