CN213729383U - Telescopic sleeve for fixing reamer - Google Patents

Abstract

The utility model discloses a telescopic sleeve for reamer is fixed, including tool bit, handle of a knife, outer sleeve, inner skleeve, spacing hole, gag lever post, spring one, fastening bolt, telescopic link, flexible outer pole, spring two, flexible interior pole, threaded rod, clamp ring, fixed subassembly, adapter sleeve and connecting block. The utility model has the advantages that: the telescopic link is provided with four, and even symmetric distribution is on two clamp rings, be convenient for play certain cushioning effect to the cutter, spacing hole is provided with a plurality of, be convenient for realize telescopic regulation to the sleeve, the inboard of clamp ring is provided with one deck anti-skidding rubber pad, be convenient for protect the cutter not destroyed, the screw has been seted up to one side of fixed subassembly, one side rigid coupling relative with the screw has the nut, be convenient for realize further spacing to the cutter through fastening bolt, prevent that the cutter from droing in the use, the tool bit adopts that the higher diamond of hardness is made and is formed, be convenient for improve the life of cutter, use cost is saved.

Description

Telescopic sleeve for fixing reamer

Technical Field

The utility model relates to a sleeve specifically is a telescopic sleeve for reamer is fixed belongs to lathe fixed accessory technical field.

Background

As is known, a reamer is a rotary tool for cutting metal on the surface of a machined hole, the reamed hole can have a precise size and shape, the most important function of the reamer is to improve the machining precision of the hole and reduce the surface roughness of the hole, the reamer is used for finish machining and semi-finish machining, the machining allowance is small, most common reamer fixing devices are fixed in a sleeve mode, and the fixing mode is simple in structure and single in function.

The existing fixed sleeve has various problems in the using process, one of the problems is that the existing fixed sleeve is troublesome to mount and cannot firmly fix the cutter; secondly, the existing fixed sleeve cannot be flexibly adjusted in a telescopic way in the using process, and is limited in use; thirdly, the existing fixing component for fixing the sleeve lacks a certain buffering protection device, and the cutter cannot be protected and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a telescopic sleeve for fixing a reamer, which solves the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a telescopic sleeve for fixing a reamer comprises a tool bit, a tool shank, an outer sleeve, an inner sleeve, a limiting hole, a limiting rod, a first spring, a fastening bolt, a telescopic rod, a telescopic outer rod, a second spring, a telescopic inner rod, a threaded rod, a clamping ring, a fixing component, a connecting sleeve and a connecting block; the reamer comprises a reamer head, a reamer handle, an inner sleeve, an outer sleeve, an inner sleeve, a limiting rod, a first spring, a first clamping bolt, a first clamping ring, a first connecting rod, a second spring, a second connecting rod, a second spring, a first clamping ring, a second clamping ring, a connecting sleeve, a threaded rod and a third clamping ring, wherein the cutter head, the cutter handle, the outer sleeve and the inner sleeve form a main structure of the telescopic sleeve for fixing the reamer head, the upper end of the cutter head is fixedly connected with the cutter handle, the upper end of the inner sleeve is provided with the inner sleeve, the inner sleeve is mounted at the upper end of the cutter handle, the lower side of the inner sleeve is provided with a fixing component, the upper side of the inner sleeve is sleeved with the first spring, the lower side of the outer sleeve is fixedly connected with the limiting rod, the connecting sleeve is fixedly mounted at the middle position of the connecting sleeve, the connecting sleeve is provided with the threaded rod, the connecting sleeve, the first clamping ring is fixedly mounted at the lower side of the connecting sleeve, the telescopic link is including flexible outer pole, logical groove has been seted up to the inboard of flexible outer pole, and the bottom surface that leads to the groove is provided with the connecting block, flexible outer pole lead to the inslot and be provided with flexible interior pole, the rigid coupling has spring two between flexible interior pole and the connecting block.

Preferably, in order to facilitate the fixing of the fixing assembly, the tool is buffered to a certain extent, and the four telescopic rods are symmetrically distributed on the two clamping rings.

Preferably, in order to facilitate the realization to telescopic regulation, it is more convenient to use, spacing hole is provided with a plurality of, and the telescopic both sides including evenly distributed.

Preferably, in order to protect the cutter from being damaged and ensure that the clamping is firmer and the cutter handle is prevented from sliding, an anti-skid rubber pad is arranged on the inner side of the clamping ring.

Preferably, for the convenience of being convenient for realize further spacing to the cutter through fastening bolt, prevent that the cutter from droing in the use, fixed subassembly is cylindricly, and one side of fixed subassembly has seted up the screw, and one side rigid coupling relative with the screw has the nut.

Preferably, in order to improve the service life of the cutter and save the use cost, the cutter head is made of diamonds with higher hardness.

The utility model has the advantages that: this kind of a telescopic sleeve for reamer is fixed reasonable in design, the telescopic link is provided with four, and even symmetric distribution is on two clamp rings, be convenient for fixed subassembly when fixing, play certain cushioning effect to the cutter, spacing hole is provided with a plurality of, telescopic both sides including and evenly distributed, be convenient for realize telescopic regulation to the sleeve, it is more convenient to use, the inboard of clamp ring is provided with one deck anti-skidding rubber pad, be convenient for protect the cutter not destroyed, also make the centre gripping more firm simultaneously, prevent that the handle of a knife from sliding, fixed subassembly is cylindricly, and the screw has been seted up to one side of fixed subassembly. The nut is fixedly connected to one side opposite to the screw hole, further limitation on the cutter is achieved through the fastening bolt conveniently, the cutter is prevented from falling off in the using process, the cutter head is made of diamond with high hardness, the service life of the cutter is prolonged conveniently, and the use cost is saved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic structural view of the fixing assembly of the present invention;

fig. 3 is the schematic view of the cross-section structure of the telescopic rod of the present invention.

In the figure: 1. the tool bit, 2, handle of a knife, 3, the outer sleeve, 4, the inner skleeve, 5, spacing hole, 6, gag lever post, 7, spring one, 8, fastening bolt, 9, telescopic link, 10, flexible outer lever, 11, spring two, 12, flexible interior pole, 13, threaded rod, 14, clamp ring, 15, fixed subassembly, 16, adapter sleeve and 17, connecting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, a telescopic sleeve for fixing a reamer comprises a tool bit 1, a tool shank 2, an outer sleeve 3, an inner sleeve 4, a limiting hole 5, a limiting rod 6, a first spring 7, a fastening bolt 8, a telescopic rod 9, a telescopic outer rod 10, a second spring 11, a telescopic inner rod 12, a threaded rod 13, a clamping ring 14, a fixing component 15, a connecting sleeve 16 and a connecting block 17; the reamer fixing structure comprises a tool bit 1, a tool handle 2, an outer sleeve 3 and an inner sleeve 4, wherein the tool bit 1, the tool handle 2, the inner sleeve 4, a fixing component 15 and an inner sleeve 4 are fixedly connected to the upper end of the tool handle 1, the outer sleeve 3 is sleeved on the upper side of the inner sleeve 4, limiting holes 5 are formed in two sides of the inner sleeve 4, a limiting rod 6 is connected to the inner side of each limiting hole 5 in a matched mode, the other end of the limiting rod 6 extends to the outer side of the outer sleeve 3, a spring I7 is sleeved on the extending portion of the outer sleeve 3 and the extending portion of the limiting rod 6, the tool handle 2 is fixedly connected to the fixing component 15 through a fastening bolt 8, the fixing component 15 comprises a telescopic rod 9, a clamping ring 14 is fixedly connected to one end of the telescopic rod 9, and a connecting sleeve 16 is fixedly installed in the middle position of the clamping ring 14, and one side of adapter sleeve 16 is provided with threaded rod 13, one side of threaded rod 13 extends to the outside of fixed subassembly 15, telescopic link 9 is including flexible outer pole 10, logical groove has been seted up to the inboard of flexible outer pole 10, and the bottom surface that leads to the groove is provided with connecting block 17, the logical inslot of flexible outer pole 10 is provided with flexible inner rod 12, the rigid coupling has spring two 11 between flexible inner rod 12 and the connecting block 17.

The telescopic link 9 is provided with four, and even symmetric distribution is on two clamp rings 14, and the fixed subassembly 15 of being convenient for plays certain cushioning effect to the cutter when fixing, spacing hole 5 is provided with a plurality of, and the both sides of sleeve 4 including evenly distributed are convenient for realize telescopic regulation, and it is more convenient to use, the inboard of clamp ring 14 is provided with one deck anti-skidding rubber pad, is convenient for protect the cutter not destroyed, also makes the centre gripping more firm simultaneously, prevents that the handle of a knife from sliding, fixed subassembly 15 is cylindricly, and one side of fixed subassembly 15 has seted up the screw. The nut is fixedly connected to one side opposite to the screw hole, further limitation on the cutter is achieved through the fastening bolt 8 conveniently, the cutter is prevented from falling off in the using process, the cutter head 1 is made of diamond with high hardness, the service life of the cutter is prolonged conveniently, and the use cost is saved.

The working principle is as follows: when using this kind of a telescopic sleeve for reamer is fixed, when needs fixed cutter, at first place handle of a knife 1 in the fixed subassembly 15 of sleeve 4 downside including, at the in-process that handle of a knife 1 got into, the compression of telescopic link 9, pole 12 compression spring two 11 in the flexible, play certain buffering guard action, 1 joint of handle of a knife is in fixed subassembly 15, then fix with fastening bolt 8, after the cutter is fixed, can use, when needs are to the sleeve regulation of stretching out and drawing back, can outwards stimulate gag lever post 6 with the hand, after gag lever post 6 breaks away from gag lever post 5, can be in order to stretch out and draw back the regulation, when adjusting required length, loosen gag lever post 6, make gag lever post 6 insert the gag lever post 5 internal fixation again under the effect of spring 7, it is more convenient to use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. A telescopic sleeve for reamer fixation characterized by: the tool comprises a tool bit (1), a tool handle (2), an outer sleeve (3), an inner sleeve (4), a limiting hole (5), a limiting rod (6), a first spring (7), a fastening bolt (8), a telescopic rod (9), a telescopic outer rod (10), a second spring (11), a telescopic inner rod (12), a threaded rod (13), a clamping ring (14), a fixing component (15), a connecting sleeve (16) and a connecting block (17); the reamer comprises a tool bit (1), a tool handle (2), an outer sleeve (3) and an inner sleeve (4) which form a main structure of the telescopic sleeve for fixing a reamer, wherein the upper end of the tool bit (1) is fixedly connected with the tool handle (2), the upper end of the tool handle (2) is provided with the inner sleeve (4), the lower side of the inner sleeve (4) is provided with a fixing component (15), the outer sleeve (3) is sleeved on the upper side of the inner sleeve (4), limiting holes (5) are formed in two sides of the inner sleeve (4), limiting rods (6) are connected in the limiting holes (5) in a matched mode, the other ends of the limiting rods (6) extend to the outer side of the outer sleeve (3), springs (7) are sleeved on parts extending out of the outer sleeve (3) and the limiting rods (6), the tool handle (2) is fixed on the fixing component (15) through fastening bolts (8), the fixing component (15) comprises a telescopic rod (9), the one end rigid coupling of telescopic link (9) has clamp ring (14), the intermediate position fixed mounting of clamp ring (14) has adapter sleeve (16), and one side of adapter sleeve (16) is provided with threaded rod (13), one side of threaded rod (13) extends to the outside of fixed subassembly (15), telescopic link (9) are including flexible outer pole (10), logical groove has been seted up to the inboard of flexible outer pole (10), and the bottom surface that leads to the groove is provided with connecting block (17), the logical inslot of flexible outer pole (10) is provided with flexible interior pole (12), the rigid coupling has spring two (11) between flexible interior pole (12) and connecting block (17).

2. The telescopic sleeve for reamer holding of claim 1 wherein: the number of the telescopic rods (9) is four, and the four telescopic rods are uniformly and symmetrically distributed on the two clamping rings (14).

3. The telescopic sleeve for reamer holding of claim 1 wherein: the limiting holes (5) are provided with a plurality of limiting holes, and the limiting holes are evenly distributed on two sides of the inner sleeve (4).

4. The telescopic sleeve for reamer holding of claim 1 wherein: the inner side of the clamping ring (14) is provided with a layer of anti-skid rubber pad.

5. The telescopic sleeve for reamer holding of claim 1 wherein: the fixing component (15) is cylindrical, a screw hole is formed in one side of the fixing component (15), and a nut is fixedly connected to the side opposite to the screw hole.

6. The telescopic sleeve for reamer holding of claim 1 wherein: the tool bit (1) is made of diamond.

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