Four-edge milling cutter with wear-resistant function

Abstract

The utility model belongs to the technical field of milling cutters, particularly relates to a four-edge milling cutter with a wear-resistant function, and aims to solve the problem that the existing milling cutter has few functions, the four-edge milling cutter comprises a cutter bar, a cutter head is fixed at the bottom end of the cutter bar, and a protection mechanism is arranged outside the cutter bar; the protection mechanism comprises a sliding ring, the sliding ring is connected to the outer portion of the cutter bar in a sliding mode, and a sliding block is fixed to the outer wall, facing the cutter bar, of the sliding ring. Through the sliding ring and the sliding block, the sliding ring slides along the cutter bar through the sliding groove, enters the clamping groove and then is fixed through abutting of the pressing ring, and therefore disassembly and assembly are convenient, and meanwhile the cutter bar is covered with the installation cylinder; and meanwhile, the brush is embedded in the sliding cylinder, so that the tool bit can be brushed in the disassembly and assembly process or manual operation, residues of chippings and the like are avoided, corrosion caused by long time is avoided, the milling cutter can be cleaned while being protected, the multifunctional effect is achieved, and too limited use is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a four -blade milling cutter, concretely is a four -blade milling cutter with wear -resisting function belongs to milling cutter technical field. BACKGROUND

[0002] Milling cutter is the tool commonly used in the field of mechanical production and processing, and the service life of the cutter, the surface quality of the processed workpiece and the processing stability are the main factors for measuring the quality of the cutter, and the quality of the cutter is mainly determined by the structural parameters of the cutter. The milling cutter is generally fixed by a cartridge to rotate at high speed.

[0003] In the prior art, such as the one disclosed in the announcement No. CN216575733U, a four-blade flat-tooth milling cutter with wear-resistant function, the utility model puts the milling cutter body into the milling cutter box, when the milling cutter body enters the milling cutter box, the milling cutter body will touch two static clamps and push them apart, allowing the static clamps to move through the sliding blocks in the rectangular slot, the two sliding blocks start to slide away from each other, and the sliding blocks move with the springs in the rectangular slot, thereby increasing the space between the two static clamps, facilitating the placement of the milling cutter body in the milling cutter box. When the milling cutter body is placed, the spring always has tension, and the spring moves with the sliding block and the static clamp towards the direction of the milling cutter body, so that the two static clamps clamp the milling cutter body, and the milling cutter body is fixed in the milling cutter box, and the two static clamps can also adapt to different sizes of the milling cutter body, thereby fixing it.

[0004] However, in the implementation of the related technology, it is found that the above-mentioned design of a four-blade flat-tooth milling cutter with wear-resistant function has the following problems: in the prior art, the milling cutter is protected by setting the milling cutter box and other components, but in actual use, this milling cutter box only plays a protective effect, and needs the cooperation of many other components, which is more troublesome and has great limitations. In view of this, a four-blade milling cutter with wear-resistant function is provided to overcome the above-mentioned defects. UTILITY MODEL CONTENTS

[0005] The utility model provides a four-blade milling cutter with wear-resistant function to solve the technical problem that the above-mentioned milling cutter box only plays a protective effect, and needs the cooperation of many other components, which is more troublesome and has great limitations.

[0006] The utility model realizes the above-mentioned purpose through the following technical scheme: a four-blade milling cutter with wear-resistant function, including the cutter bar, the bottom of the cutter bar is fixed with the cutter head, and the outside of the cutter bar is provided with a protection mechanism.

[0007] The protection mechanism comprises a sliding ring which is slidingly connected to the outside of the tool bar, a sliding block is fixed to the outer wall of the tool bar facing the sliding ring, a sliding groove is formed in the tool bar corresponding to the position of the sliding block, a clamping groove is connected to the top end of the sliding groove, an installation cylinder is fixed to the bottom end of the sliding ring, a pressing ring is arranged above the sliding ring, a sliding cylinder passes through the inside of the installation cylinder, and a brush is embedded in the inside of the sliding cylinder.

[0008] As a further scheme of the utility model, the sliding ring and the tool bar form a sliding structure through the sliding block and the sliding groove.

[0009] As a further scheme of the utility model, the pressing ring is screw-connected with the tool bar, and the pressing ring is tightly attached to the sliding ring.

[0010] As a further scheme of the utility model, an installation groove is formed in the inside of the installation cylinder, and a reset mechanism is arranged in the inside of the installation groove.

[0011] As a further scheme of the utility model, the reset mechanism comprises a fixed ring which is fixed to the outer wall of one end of the sliding cylinder passing through the installation cylinder, a sleeving ring is rotationally connected to the outer wall of the fixed ring, an adapter block is fixed to the outer wall of the sleeving ring, and a connecting hole is formed in the inside of the adapter block.

[0012] As a further scheme of the utility model, the reset mechanism further comprises a supporting rod which is fixed to the inner wall of the installation groove, and a spring is sleeved to the outer wall of one end of the installation groove inside the supporting rod.

[0013] As a further scheme of the utility model, the adapter block and the installation groove form a sliding structure, and the adapter block and the supporting rod form a sliding structure through the connecting hole.

[0014] The utility model discloses the beneficial effects are: through sliding ring and sliding block, along the tool bar through the sliding groove and slide, and enter the clamping groove, and through the pressing ring and resist fixed, thereby convenient to dismount, simultaneously let the installation cylinder cover and close the tool bar, and the sliding cylinder cover and close the tool bit and protect the effect, simultaneously, the brush is embedded in the inside of the sliding cylinder, can be washed in the process of dismounting or manual operation, avoid the residue, such as chippings, and cause corrosion for a long time, can protect the milling cutter and clean simultaneously, have multifunctional effect, avoid using too limitedly;

[0015] The sliding cylinder rotates through the fixing ring and the sleeving ring, the sleeving ring is matched through the connecting hole and the support rod along the installation groove in the installation cylinder, and the sliding cylinder is pushed by the elasticity of the spring to slide along the cutter head during the machining process, so that the debris is scraped and brushed, the sliding cylinder is prevented from rotating with the installation cylinder through the fixing ring and the sleeving ring, the cutter head during rotation can be cleaned, and the spring is reset after machining to avoid manual reset or debugging. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a sliding ring structure schematic view of the utility model;

[0018] Figure 3 It is a sliding groove structure schematic view of the utility model;

[0019] Figure 4 It is a brush structure schematic view of the utility model;

[0020] Figure 5 It is the utility model Figure 2 It is an enlarged view of A in the utility model.

[0021] In the drawing: 1, cutter bar; 2, cutter head; 3, protection mechanism; 301, sliding ring; 302, sliding block; 303, sliding groove; 304, clamping groove; 305, installation cylinder; 306, sliding cylinder; 307, brush; 308, pressing ring; 4, installation groove; 5, reset mechanism; 501, fixing ring; 502, sleeving ring; 503, connecting block; 504, connecting hole; 505, support rod; 506, spring. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model. Embodiment one

[0023] As Figures 1 to 5As shown, a four-blade milling cutter with wear-resistant function, including the cutter bar 1, the bottom end of the cutter bar 1 is fixed with the cutter head 2, the outside of the cutter bar 1 is provided with a protection mechanism 3; the protection mechanism 3 includes a sliding ring 301, the sliding ring 301 is slidably connected to the outside of the cutter bar 1, the sliding ring 301 is fixed with a sliding block 302 facing the outer wall of the cutter bar 1, the cutter bar 1 outer wall is provided with a sliding groove 303 corresponding to the position of the sliding block 302, the top end of the sliding groove 303 is connected with a clamping groove 304, the bottom end of the sliding ring 301 is fixed with an installation cylinder 305, the top of the sliding ring 301 is provided with a pressing ring 308, the inside of the installation cylinder 305 passes through a sliding cylinder 306, the inside of the sliding cylinder 306 is embedded with a brush 307, the sliding ring 301 and the sliding groove 303 constitute a sliding structure through the sliding block 302, the sliding ring 301 and the cutter bar 1 constitute a sliding structure, the pressing ring 308 is threadedly connected with the cutter bar 1, and the pressing ring 308 is closely attached to the sliding ring 301; through the sliding ring 301 and the sliding block 302, along the cutter bar 1 through the sliding groove 303, and after entering the clamping groove 304, fixed by pressing ring 308, so as to facilitate disassembly and assembly, at the same time, the installation cylinder 305 covers the cutter bar 1, the sliding cylinder 306 covers the cutter head 2 to protect the effect, at the same time, the sliding cylinder 306 is embedded with the brush 307 in the inside, which can brush the cutter head 2 during disassembly and assembly or manual operation, avoid debris and other residues, time long cause corrosion, can protect the milling cutter and clean at the same time, have multifunctional effect, avoid use too limited. Example two

[0024] In addition to including all the technical features in example one, the inside of the installation cylinder 305 is provided with an installation slot 4, the inside of the installation slot 4 is provided with a reset mechanism 5, the reset mechanism 5 includes a fixed ring 501, the fixed ring 501 is fixed to the outer wall of one end of the sliding cylinder 306 passing into the installation cylinder 305, the outer wall of the fixed ring 501 is rotatably connected with a sleeved ring 502, the outer wall of the sleeved ring 502 is fixed with a connecting block 503, the inside of the connecting block 503 is provided with a connecting hole 504, the reset mechanism 5 further includes a supporting rod 505, the supporting rod 505 is fixed to the inner wall of the installation slot 4, the supporting rod 505 is sleeved with a spring 506 at the outer wall of one end inside the installation slot 4, the connecting block 503 and the installation slot 4 constitute a sliding structure, the connecting block 503 and the supporting rod 505 constitute a sliding structure through the connecting hole 504; the sliding cylinder 306 rotates through the fixed ring 501 and the sleeved ring 502, the sleeved ring 502 cooperates with the connecting block 503 and the connecting hole 504, and simultaneously slides along the installation slot 4 through the supporting rod 505, so as to slide along the cutter head 2 through the elastic pushing of the spring 506 during processing, scrape and brush the debris, through the fixed ring 501 and the sleeved ring 502, avoid the sliding cylinder 306 rotating with the installation cylinder 305, so as to clean the cutter head 2 during rotation, and avoid manual reset or debugging after processing through the spring 506 reset.

[0025] Working principle: the cutter bar 1 and the cutter head 2 constitute an integrated milling cutter, the sliding ring 301 enters the clamping groove 304 through the sliding block 302 along the sliding groove 303, and the pressing ring 308 threaded with the cutter bar 1 is twisted to abut against the sliding ring 301 for limiting, so that the mounting cylinder 305 can be sleeved outside the cutter bar 1, and the sliding cylinder 306 is sleeved outside the cutter head 2 for protection, and the brush 307 can be brushed on the cutter head 2 during disassembly and assembly, so as to avoid the corrosion caused by the residual debris and dust, the sliding cylinder 306 is rotatably connected with the sleeving ring 502 through the fixing ring 501, and the sleeving ring 502 is slid along the supporting rod 505 in the mounting groove 4 through the connecting hole 504 and the connecting block 503, so that the sliding cylinder 306 can slowly slide through the elastic contraction of the spring 506 during the machining process, and the fixing ring 501 and the sleeving ring 502 are matched to avoid the sliding cylinder 306 from rotating, so that the brush 307 can stably clean the cutter head 2, and the spring 506 can be reset after the machining is completed.

[0026] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0027] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A four-edged milling cutter with wear resistance, comprising a cutter bar (1), characterized in that: A cutter head (2) is fixed to the bottom end of the cutter rod (1), and a protective mechanism (3) is provided on the outside of the cutter rod (1); The protection mechanism (3) includes a sliding ring (301), the sliding ring (301) is slidably connected to the outside of the knife rod (1), and a slider (302) is fixed to the outer wall of the sliding ring (301) facing the knife rod (1), a sliding groove (303) is opened at a position of the outer wall of the knife rod (1) corresponding to the slider (302), and the top of the sliding groove (303) is connected to a clamping groove (304), a mounting tube (305) is fixed to the bottom end of the sliding ring (301), and a pressure ring (308) is provided above the sliding ring (301), a sliding tube (306) is passed through the interior of the mounting tube (305), and a brush (307) is embedded in the interior of the sliding tube (306).

2. The wear-resistant four-edge milling cutter according to claim 1, characterized in that: The sliding ring (301) forms a sliding structure between the slider (302) and the sliding groove (303), and the sliding ring (301) and the knife rod (1) form a sliding structure.

3. The wear-resistant four-edge milling cutter according to claim 1, characterized in that: The pressure ring (308) is threadedly connected to the knife rod (1), and the pressure ring (308) is tightly fitted to the sliding ring (301).

4. The wear-resistant four-edge milling cutter according to claim 1, characterized in that: A mounting groove (4) is provided inside the mounting cylinder (305), and a reset mechanism (5) is provided inside the mounting groove (4).

5. The wear-resistant four-edge milling cutter according to claim 4, characterized in that: The reset mechanism (5) comprises a fixed ring (501), the fixed ring (501) being fixed to the outer wall of one end of the sliding cylinder (306) penetrating the mounting cylinder (305), and the outer wall of the fixed ring (501) being rotatably connected to a sleeve ring (502), the outer wall of the sleeve ring (502) being fixed to a connecting block (503), and a connecting hole (504) being provided inside the connecting block (503).

6. The wear-resistant four-edge milling cutter according to claim 4, characterized in that: The reset mechanism (5) further comprises a support rod (505), wherein the support rod (505) is fixed to the inner wall of the installation groove (4), and a spring (506) is sleeved on the outer wall of one end of the support rod (505) located inside the installation groove (4).

7. The wear-resistant four-edge milling cutter according to claim 5, characterized in that: A sliding structure is formed between the connecting block (503) and the installation groove (4), and a sliding structure is formed between the connecting block (503) and the support rod (505) through the connecting hole (504).

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