Cutting milling cutter with fine adjustment limiting structure

Abstract

The utility model belongs to the technical field of milling cutters, and particularly relates to a cutting milling cutter with a fine adjustment limiting structure, which aims at solving the problem that the existing cutting milling cutter cannot be finely adjusted according to conditions, and comprises a cutter bar, a penetrating rod penetrates through the inside of the cutter bar, and a cutter head is fixed at one end of the penetrating rod penetrating out of the cutter bar. The penetrating-out rod, the tool bit, the sliding ring, the sliding block and the fixing block are integrated, the sliding ring is flexibly adjusted according to the needed length, the sliding block slides along the sliding groove, fine adjustment can be carried out, and the situation that the length cannot be adjusted is avoided; and the connecting rod and the limiting block slide along the limiting groove, so that the position of the sliding ring is adjusted when the lower connecting ring is rotated, manual operation adjustment is facilitated, the sliding ring is clamped and fixed by the lower connecting ring and the upper connecting ring, and the milling cutter can be positioned to enable the cutter head to work to avoid looseness.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cutting milling cutter, concretely to a cutting milling cutter with fine adjustment limiting structure belongs to milling cutter technical field. BACKGROUND

[0002] The tool is one of the necessary auxiliary tools in the mechanical manufacturing process, and occupies an important position in the mechanical manufacturing process, and the cutting tool is a tool for cutting processing in mechanical manufacturing. Among them, the milling cutter is mainly used for machine tool special parts.

[0003] In the prior art, such as the new type milling cutter convenient to adjust disclosed by the announcement number CN214053798U, according to the processing needs, the inner cutter rod is pulled out from the outer cutter rod, then the bolt is rotated and screwed into the threaded hole and the threaded groove, so that the inner cutter rod and the outer cutter rod are tightly connected, the purpose of extending the milling cutter rod as a whole is realized, according to the processing needs, the inner cutter rod is inserted into the outer cutter rod, then the bolt is rotated and screwed into the threaded hole and the threaded groove, so that the inner cutter rod and the outer cutter rod are tightly connected, the purpose of shortening the milling cutter rod as a whole is realized.

[0004] However, in the implementation of the related technology, it is found that the above-mentioned design of a new type milling cutter convenient to adjust has the following problems: in the prior art, the length of the milling cutter is adjusted by cooperating with components such as bolts, but in the specific use process, the threaded hole and the threaded groove set still have a certain distance between each other, which cannot be fine adjusted according to the use condition, thereby leading to poor applicability, therefore, a cutting milling cutter with fine adjustment limiting structure is provided to overcome the above-mentioned defects. UTILITY MODEL CONTENTS

[0005] The utility model discloses a cutting milling cutter with fine adjustment limiting structure to solve the technical problem that the above-mentioned cannot be fine adjusted according to the use condition, thereby leading to poor applicability.

[0006] The utility model discloses a cutting milling cutter with fine adjustment limiting structure to solve the technical problem that the above-mentioned cannot be fine adjusted according to the use condition, thereby leading to poor applicability.

[0007] The adjusting mechanism includes a sliding groove, the sliding groove is arranged on the outer wall of the cutter bar, and a sliding block is arranged in the sliding groove, one end of the sliding block fixedly connected with a sliding ring, and the other end of the sliding block fixedly connected with a fixed block in the cutter bar, the bottom of the sliding ring is fixedly connected with a connecting rod, and the lower part of the connecting rod is connected with a limiting block, the lower part of the sliding ring on the outer wall of the cutter bar is sleeved with a lower connecting ring, and the upper part of the sliding ring is provided with an upper connecting ring, the top of the lower connecting ring is provided with a limiting hole, and one side of the limiting hole is provided with a limiting groove.

[0008] As a further scheme of the utility model: the sliding ring is formed sliding structure through the sliding block and the cutter bar, and the cutter bar and the fixed block are formed sliding structure.

[0009] As a further scheme of the utility model: the shape size of the limiting hole and the shape size of the limiting block are consistent, and the limiting block and the limiting groove are formed sliding structure.

[0010] As a further scheme of the utility model: the upper connecting ring is threadedly connected with the cutter bar, and the cutter bar is threadedly connected with the lower connecting ring.

[0011] As a further scheme of the utility model: one side of the upper connecting ring is provided with a resisting mechanism, the resisting mechanism comprises a penetrating block, the penetrating block penetrates the inside of the sliding groove, a clamping groove is formed in the inner wall of the upper connecting ring corresponding to the position of the penetrating block, and one end of the penetrating block located in the inside of the cutter bar is fixedly connected with a resisting cylinder.

[0012] As a further scheme of the utility model: the resisting mechanism further comprises a penetrating cylinder, the penetrating cylinder penetrates the inside of the resisting cylinder, and one end of the penetrating cylinder penetrating the resisting cylinder is fixedly connected with a limiting plate.

[0013] As a further scheme of the utility model: the limiting plate and the resisting cylinder are formed sliding structure, and the resisting cylinder and the cutter bar are formed sliding structure.

[0014] The utility model discloses the beneficial effect is: the penetrating rod, the cutter head, the sliding ring, the sliding block and the fixed block are integral, the length of sliding ring is flexibly adjusted according to need, and the sliding block can be slid along the sliding groove, and the length can be finely adjusted to avoid the length that cannot be adjusted, the limiting hole and the limiting groove of the lower connecting ring are cooperated, the connecting rod and the limiting block slide along the limiting groove, thereby adjusting the position of sliding ring when rotating the lower connecting ring, and the manual operation is adjusted conveniently, and the lower connecting ring and the upper connecting ring clamp and fix the sliding ring, can let the milling cutter be positioned and let the cutter head work to avoid loosening, the upper connecting ring is rotatably connected with the penetrating block through the clamping groove, thereby the upper connecting ring and the penetrating block can slide along the sliding groove, and the penetrating block drives the resisting cylinder to resist on the fixed block, improves the carrying capacity of the whole, and the penetrating cylinder and the limiting plate are used to limit the resisting cylinder and avoid shaking during the milling cutter working process. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is overall structure schematic diagram of the utility model;

[0016] Fig. 2 It is fixed block structure schematic diagram of the utility model;

[0017] Fig. 3 It is limiting groove structure schematic diagram of the utility model;

[0018] Fig. 4The utility model discloses a contact cylinder structure schematic diagram.

[0019] In the drawing: 1, cutter bar; 2, go out the pole; 3, cutter head; 4, adjusting mechanism; 401, sliding groove; 402, sliding ring; 403, sliding block; 404, fixed block; 405, connecting rod; 406, limit block; 407, lower connecting ring; 408, limit hole; 409, limit slot; 410, upper connecting ring; 5, contact mechanism; 501, through block; 502, clamping groove; 503, contact cylinder; 504, go out the cylinder; 505, limit plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative work belong to the scope of protection of the utility model. Embodiment one

[0021] As Figs. 1 to 4As shown, a cutting milling cutter with fine adjustment limiting structure, including the cutter bar 1, the inside of the cutter bar 1 is through the through rod 2, the end of the through rod 2 fixed with the cutter head 3, the outside of the cutter bar 1 is provided with adjusting mechanism 4; adjusting mechanism 4 includes sliding groove 401, sliding groove 401 is opened in the outer wall of the cutter bar 1, the inside of the sliding groove 401 is through the sliding block 403, the end of the sliding block 403 fixed with the sliding ring 402 through the sliding groove 401, the end of the sliding block 403 fixed with the fixed block 404 in the cutter bar 1, the bottom of the sliding ring 402 is fixed with the connecting rod 405, the lower part of the connecting rod 405 is connected with the limiting block 406, the lower part of the sliding ring 402 of the cutter bar 1 is sleeved with the lower connecting ring 407, the upper part of the sliding ring 402 is provided with the upper connecting ring 410, the top of the lower connecting ring 407 is provided with the limiting hole 408, the side of the limiting hole 408 is provided with the limiting groove 409, the sliding ring 402 and the cutter bar 1 between the sliding block 403 constitute sliding structure, the cutter bar 1 and the fixed block 404 constitute sliding structure, the limiting hole 408 and the limiting block 406 are matched in size, the limiting block 406 and the limiting groove 409 constitute sliding structure, the upper connecting ring 410 is screwed with the cutter bar 1, the cutter bar 1 is screwed with the lower connecting ring 407; the through rod 2, the cutter head 3, the sliding ring 402, the sliding block 403 and the fixed block 404 are integrated, the length of the sliding ring 402 is adjusted flexibly according to the need, the sliding block 403 is slid along the sliding groove 401, the length can be fine adjusted to avoid the length adjustment, the limiting hole 408 and the limiting groove 409 are matched through the lower connecting ring 407, the connecting rod 405 and the limiting block 406 are slid along the limiting groove 409, so that the position of the sliding ring 402 is adjusted when the lower connecting ring 407 is rotated, the manual operation is convenient, the lower connecting ring 407 and the upper connecting ring 410 clamp and fix the sliding ring 402, the milling cutter can be positioned and the cutter head 3 can work without loosening. Example two

[0022] In addition to comprising all the technical features in embodiment one, the embodiment comprises: one side of the upper connecting ring 410 is provided with a resisting mechanism 5, the resisting mechanism 5 comprises a penetrating block 501, the penetrating block 501 penetrates out of the inside of the sliding groove 401, the inside wall of the upper connecting ring 410 is provided with a clamping groove 502 corresponding to the position of the penetrating block 501, one end of the penetrating block 501 located in the inside of the cutter bar 1 is fixed with a resisting cylinder 503, the resisting mechanism 5 further comprises a penetrating cylinder 504, the penetrating cylinder 504 penetrates into the inside of the resisting cylinder 503, one end of the penetrating cylinder 504 penetrating into the resisting cylinder 503 is fixed with a limiting plate 505, the limiting plate 505 and the resisting cylinder 503 form a sliding structure, the resisting cylinder 503 and the cutter bar 1 form a sliding structure; the upper connecting ring 410 is rotatably connected with the penetrating block 501 through the clamping groove 502, so that the upper connecting ring 410 and the penetrating block 501 can slide along the sliding groove 401, the penetrating block 501 drives the resisting cylinder 503 to resist on the fixed block 404 at the same time, the overall carrying capacity is improved, and the resisting cylinder 503 is limited by the penetrating cylinder 504 and the limiting plate 505 to avoid shaking during the working process of the milling cutter.

[0023] Working principle: the penetrating rod 2 penetrates into the fixed block 404 fixed with the cutter bar 1, is fixed with the sliding block 403 and the sliding ring 402, and slides along the sliding groove 401 to flexibly adjust the position to position the tool bit 3, the sliding ring 402 is fixed with the limiting block 406 through the connecting rod 405, penetrates into the limiting groove 409 through the limiting hole 408, so that the lower connecting ring 407 and the sliding ring 402 are connected, the connecting rod 405 slides along the limiting groove 409 by rotating the lower connecting ring 407, so that the lower connecting ring 407 and the sliding ring 402 do not loosen and separate, so that the sliding ring 402 can be lifted to adjust the position, and the sliding ring 402 is clamped and fixed by rotating the upper connecting ring 410 and the lower connecting ring 407, the size is adjusted according to the length, the sliding block 403 is limited by the sliding groove 401 to avoid loosening of the tool bit 3 during the working process, the penetrating block 501 penetrates into the clamping groove 502 and slides, so that the resisting cylinder 503 moves with the upper connecting ring 410, resists on the fixed block 404 to improve the carrying capacity, and is kept stable by the penetrating cylinder 504 and the limiting plate 505.

[0024] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded only 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 range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0025] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes only one independent technical solution, and the specification is described in this way only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A cutting milling cutter with a fine-tuning limit structure, comprising a cutter bar (1), characterized in that: A penetration rod (2) is passed through the interior of the knife rod (1), and a knife head (3) is fixed to one end of the penetration rod (2) passing through the knife rod (1), and an adjustment mechanism (4) is provided on the outside of the knife rod (1); The adjusting mechanism (4) includes a slide groove (401), the slide groove (401) is provided on the outer wall of the knife rod (1), and a slider (403) is extended from the inside of the slide groove (401), a sliding ring (402) is fixed to one end of the slider (403) extending from the slide groove (401), and a fixed block (404) is fixed to one end of the slider (403) located inside the knife rod (1), a connecting rod (405) is fixed to the bottom end of the sliding ring (402), and a limiting block (406) is connected below the connecting rod (405), a lower connecting ring (407) is sleeved below the sliding ring (402) on the outer wall of the knife rod (1), and an upper connecting ring (410) is provided above the sliding ring (402), a limiting hole (408) is provided at the top end of the lower connecting ring (407), and a limiting groove (409) is provided on one side of the limiting hole (408).

2. The cutting milling cutter with a fine-tuning limit structure according to claim 1, characterized in that: The sliding ring (402) forms a sliding structure with the knife rod (1) through the slider (403), and the knife rod (1) forms a sliding structure with the fixed block (404).

3. The cutting milling cutter with a fine-tuning limit structure according to claim 1, characterized in that: The outer dimensions of the limiting hole (408) match those of the limiting block (406), and a sliding structure is formed between the limiting block (406) and the limiting groove (409).

4. The cutting milling cutter with a fine-tuning limit structure according to claim 1, characterized in that: The upper connecting ring (410) is threadedly connected to the knife rod (1), and the knife rod (1) is threadedly connected to the lower connecting ring (407).

5. The cutting milling cutter with a fine-tuning limit structure according to claim 1, characterized in that: A resistance mechanism (5) is provided on one side of the upper connecting ring (410), and the resistance mechanism (5) includes a through block (501), the through block (501) passes through the interior of the slide groove (401), a slot (502) is provided on the inner wall of the upper connecting ring (410) at a position corresponding to the through block (501), and a resistance cylinder (503) is fixed to one end of the through block (501) located inside the knife rod (1).

6. The cutting milling cutter with a fine-tuning limit structure according to claim 5, characterized in that: The interference mechanism (5) further comprises a passing tube (504), wherein the passing tube (504) passes into the interior of the interference tube (503), and a limiting plate (505) is fixed to one end of the passing tube (504) passing into the interference tube (503).

7. The cutting milling cutter with a fine-tuning limit structure according to claim 6, characterized in that: A sliding structure is formed between the limiting plate (505) and the resistance cylinder (503), and a sliding structure is formed between the resistance cylinder (503) and the knife rod (1).

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