阅读说明：本技术 一种缸孔外圆的粗套镗刀 (Thick cover boring cutter of jar hole excircle ) 是由 李文厚 袁武合 覃启程 于 2021-09-29 设计创作，主要内容包括：本申请提供了一种缸孔外圆的粗套镗刀,属于镗刀技术领域。该缸孔外圆的粗套镗刀,包括刀片和镗刀固定组件。所述镗刀固定组件包括圆筒和电机主轴以及衔接件,所述圆筒侧壁等距开设有缺口,每个所述缺口内均连接有刀片调节件,所述刀片调节件的数量与所述刀片的数量相同,每个所述刀片分别连接至对应的所述刀片调节件上,所述电机主轴通过所述衔接件与所述圆筒固定。在本申请中,利用衔接件便于在不借助外界工具的情况下,快速且稳定的将圆筒和电机主轴进行安装,增加了镗刀安装拆卸的效率以及便利性,利用刀片调节件便于将刀片安装的位置进行微调,从而使得刀片能够适用于不同外径缸孔外圆进行加工,通用性提升。(The application provides a thick cover boring cutter of jar hole excircle belongs to boring cutter technical field. The rough sleeve boring cutter for the excircle of the cylinder hole comprises a blade and a boring cutter fixing component. The boring cutter fixing assembly comprises a cylinder, a motor spindle and a connecting piece, notches are formed in the side wall of the cylinder at equal intervals, blade adjusting pieces are connected into the notches, the number of the blade adjusting pieces is equal to that of the blades, the blades are connected to the corresponding blade adjusting pieces respectively, and the motor spindle is fixed to the cylinder through the connecting piece. In this application, utilize the link piece be convenient for under the condition with the help of external instrument, quick and stable install drum and motor spindle, increased efficiency and the convenience that the boring cutter installation was dismantled, utilize the blade regulating part to be convenient for finely tune the position of blade installation to make the blade can be applicable to different external diameter jar hole excircles and process, the commonality promotes.)

1. A rough sleeve boring cutter for the excircle of a cylinder hole is characterized by comprising

A blade (10);

the boring cutter fixing assembly (20) comprises a cylinder (210), a motor spindle (220) and a connecting piece (230), notches (250) are formed in the side wall of the cylinder (210) at equal intervals, a blade adjusting piece (240) is connected into each notch (250), the number of the blade adjusting pieces (240) is the same as that of the blades (10), each blade (10) is connected to the corresponding blade adjusting piece (240), and the motor spindle (220) is fixed with the cylinder (210) through the connecting piece (230).

2. The rough sleeve boring tool for the excircle of a cylinder hole as claimed in claim 1, wherein each blade adjusting member (240) comprises a fixing plate (241), a locking bolt I (242) and a locking bolt II (243), and the cylinder (210) is equidistantly provided with threaded holes (260) communicated with the corresponding notches (250).

3. The rough sleeve boring tool for the excircle of a cylinder hole as claimed in claim 2, wherein each fixing plate (241) is provided with a strip-shaped hole (244), and the locking bolt I (242) penetrates through the corresponding strip-shaped hole (244) and is fixed with the corresponding threaded hole (260).

4. The rough boring tool for the outer circle of a cylinder hole as recited in claim 2, wherein each locking bolt ii (243) is connected to the corresponding fixing plate (241), and each insert (10) is connected to the corresponding fixing plate (241) through the corresponding locking bolt ii (243).

5. The rough boring tool for the excircle of a cylinder bore according to claim 1, characterized in that said joint member (230) comprises a mounting plate (231) and sliding insertion rods (232) arranged in pairs, both said sliding insertion rods (232) being arranged in a T-shape.

6. The rough sleeve boring cutter for the outer circle of a cylinder hole as claimed in claim 5, wherein the mounting plate (231) is connected to the top of the cylinder (210), the mounting plate (231) is provided with a groove (233), and the outer end of the motor spindle (220) is inserted into the groove (233).

7. The rough sleeve boring cutter for the excircle of a cylinder hole as claimed in claim 6, wherein sliding cavities (234) are formed in pairs on two sides of the mounting plate (231), two sliding cavities (234) are communicated with the groove (233), and two sliding insertion rods (232) slide in the corresponding sliding cavities (234).

8. The rough sleeve boring tool for the excircle of the cylinder hole as claimed in claim 7, wherein both sides of the outer end of the motor spindle (220) are provided with inserting holes (270) matched with the sliding inserting rods (232).

9. The rough sleeve boring cutter for the excircle of a cylinder hole as claimed in claim 8, wherein two sliding insertion rods (232) are respectively provided with a clamping cavity (235), the insides of the two clamping cavities (235) are respectively and slidably connected with a clamping block (236), a spring (237) is respectively connected between the two clamping blocks (236) and the corresponding clamping cavity (235), the mounting plate (231) is respectively and uniformly provided with through holes (238), and the clamping blocks (236) are movably inserted into the through holes (238).

10. The rough sleeve boring cutter for the excircle of a cylinder hole as claimed in claim 9, wherein the outer walls of the upper ends of the two clamping blocks (236) are provided with external threads, and the clamping blocks (236) are connected with nuts (239) through the external threads.

Technical Field

The application relates to the field of boring cutters, in particular to a rough sleeve boring cutter for the outer circle of a cylinder hole.

Background

The boring cutter is a tool for processing holes, and the most common occasions are inner hole processing, hole expanding, profiling and the like, but the boring cutter can not only process inner holes, but also can process the outer circle of a cylinder hole of an engine by a thick sleeve boring cutter. According to the rough sleeve boring cutter adopted in the related technology, when the rough sleeve boring cutter is used, a cylinder bearing a blade needs to be connected with a motor spindle indirectly fixed at the output end of a motor, and the connection mode adopted by the rough sleeve boring cutter and the motor spindle is generally welding, so that the cylinder is not convenient to disassemble and replace in the fixing mode, the cylinder cannot be replaced according to the actual requirement of machining of the outer circles of cylinder holes with different sizes, and the replacement cost of the follow-up rough sleeve boring cutter is indirectly increased.

How to invent a rough sleeve boring cutter for the excircle of a cylinder hole to improve the problems becomes a problem to be solved by the technical personnel in the field.

Disclosure of Invention

In order to make up for above not enough, the application provides a thick cover boring cutter of cylinder hole excircle aims at improving the current higher problem of thick cover boring cutter replacement cost.

The embodiment of the application provides a thick cover boring cutter of cylinder hole excircle, including blade and boring cutter fixed subassembly.

The boring cutter fixing assembly comprises a cylinder, a motor spindle and a connecting piece, notches are formed in the side wall of the cylinder at equal intervals, blade adjusting pieces are connected into the notches, the number of the blade adjusting pieces is equal to that of the blades, the blades are connected to the corresponding blade adjusting pieces respectively, and the motor spindle is fixed to the cylinder through the connecting piece.

In the implementation process, the connecting piece is used for rapidly and stably installing the cylinder and the motor spindle without the help of an external tool, the efficiency and the convenience for installing and disassembling the boring cutter are increased, the overall replacement cost of the subsequent rough sleeve boring cutter is also reduced, and the position where the blade is installed is conveniently and finely adjusted by the blade adjusting piece, so that the blade can be suitable for machining the outer circles of cylinder holes with different outer diameters, and the universality is improved.

In a specific embodiment, each blade adjusting piece comprises a fixing plate, a locking bolt I and a locking bolt II, and threaded holes communicated with the corresponding notches are formed in the cylinder at equal intervals.

In the implementation process, the blade adjusting piece is convenient to mount by means of the arrangement of the notch and the threaded hole, so that the position of the blade is convenient to be indirectly adjusted finely.

In a specific embodiment, each fixed plate is provided with a strip-shaped hole, and the locking bolt I penetrates through the corresponding strip-shaped hole and is fixed with the corresponding threaded hole.

In the implementation process, the position of the fixing plate is convenient to compress and fix by utilizing the matching of the locking bolt I and the threaded hole, and the position of the fixing plate is convenient to finely adjust by means of the arrangement of the strip-shaped hole.

In a specific embodiment, each locking bolt II is connected to the corresponding fixing plate, and each blade is connected with the corresponding fixing plate through the corresponding locking bolt II.

In the implementation process, the fixing plate is provided with an installation screw hole matched with the locking bolt II, and the blade is convenient to install and disassemble by matching the installation screw hole with the locking bolt II.

In a particular embodiment, the link includes a mounting plate and a pair of sliding pins, both of which are in a T-shaped configuration.

In a specific embodiment, the mounting plate is connected to the top of the cylinder, a groove is formed in the mounting plate, and the outer end of the motor spindle is inserted into the groove.

In the implementation process, the mounting plate is fixed with the top of the cylinder through screws, and the motor spindle and the mounting plate are fixed conveniently through the arrangement of the grooves.

In a specific implementation scheme, sliding cavities are formed in pairs on two sides of the mounting plate, the two sliding cavities are communicated with the grooves, and the two sliding insertion rods slide in the corresponding sliding cavities.

In the implementation process, the sliding cavity is also in a T shape matched with the sliding insertion rod, so that the sliding cavity and the sliding insertion rod are high in sliding sleeve connection stability, and the motor spindle is conveniently mounted by other structures in the auxiliary connecting piece through the matching of the sliding cavity and the sliding insertion rod.

In a specific implementation scheme, the two sides of the outer end of the motor spindle are both provided with insertion holes matched with the sliding insertion rods.

In the implementation process, the aperture of the insertion hole is the same as the outer diameter of the sliding insertion rod, and the motor spindle and the mounting plate can be conveniently fixed by means of the matching of the insertion hole and the sliding insertion rod.

In a specific embodiment, two all seted up the joint chamber on the slip inserted bar, two equal sliding connection has the joint piece in the joint intracavity portion, two the joint piece with correspond all be connected with the spring between the joint chamber, all evenly seted up on the mounting panel with the through-hole, just the joint piece with the through-hole activity is pegged graft.

In the above-mentioned realization in-process, after motor spindle plug-in advances the recess, press the joint piece and make it break away from the through-hole of pegging graft this moment, with the direction pulling of two slip inserted bars towards motor spindle, and make the slip inserted bar peg graft with the spliced eye that corresponds, when slip inserted bar and spliced eye are pegged graft, joint piece this moment aligns with the through-hole that corresponds, it relies on the resilience strength of spring to make joint piece and the quick joint of through-hole that corresponds fixed to loosen the joint piece, the convenience of boring cutter installation dismantlement has been promoted.

In a specific embodiment, two joint piece upper end outer wall all is equipped with the external screw thread, the joint piece has the nut through external screw thread connection.

In the implementation process, the nut is screwed with the external thread on the clamping block, so that the probability of retraction of the clamping block is reduced, and the stability of the installation of the boring cutter is improved.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is one of schematic structural diagrams of a rough sleeve boring cutter for the outer circle of a cylinder hole provided by an embodiment of the application;

FIG. 2 is a second schematic structural diagram of a rough bushing boring tool for the outer circle of a cylinder hole according to the embodiment of the present disclosure;

FIG. 3 is a schematic view of a connector structure according to an embodiment of the present disclosure;

fig. 4 is a schematic diagram of a partially enlarged structure at a in fig. 2 according to an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a positional relationship between the cylinder and the notch according to an embodiment of the present disclosure.

In the figure: 10-a blade; 20-a boring cutter fixing component; 210-a cylinder; 220-motor spindle; 230-a splice; 231-a mounting plate; 232-sliding inserted bar; 233-grooves; 234-a sliding cavity; 235-a clamping cavity; 236-a clamping block; 237-a spring; 238-through holes; 239-a nut; 240-blade adjustment; 241-a fixing plate; 242-locking bolt I; 243-locking bolt II; 244-bar shaped holes; 250-notch; 260-threaded holes; 270-plug hole.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1-5, the present application provides a rough bushing boring tool for the outer circle of a cylinder bore, which includes a blade 10 and a boring tool fixing assembly 20.

The blade 10 is arranged on the boring cutter fixing component 20, and the outer circle of the cylinder hole can be processed by the blade 10; the boring tool fixing assembly 20 not only enables fine adjustment of the set position of the blade 10, but also facilitates installation of the motor spindle 220 with the cylinder 210.

Referring to fig. 1, 2, 3 and 5, the boring cutter fixing assembly 20 includes a cylinder 210, a motor spindle 220 and a joint 230, notches 250 are equidistantly formed in a side wall of the cylinder 210, a blade adjusting member 240 is connected in each notch 250, the number of the blade adjusting members 240 is the same as that of the blades 10, each blade 10 is respectively connected to the corresponding blade adjusting member 240, and the motor spindle 220 is fixed to the cylinder 210 through the joint 230.

Referring to fig. 1, 4 and 5, each blade adjusting member 240 includes a fixing plate 241, a locking bolt i 242 and a locking bolt ii 243, and the cylinder 210 is equidistantly provided with a threaded hole 260 communicated with the corresponding notch 250, wherein the notch 250 and the threaded hole 260 are arranged to facilitate the installation of the blade adjusting member 240, thereby facilitating the indirect fine adjustment of the position of the blade 10. All seted up bar hole 244 on every fixed plate 241, it is fixed with corresponding screw hole 260 that locking bolt I242 runs through the bar hole 244 that corresponds, wherein, the cooperation that utilizes locking bolt I242 and screw hole 260 is convenient for compress tightly the position of fixing fixed plate 241, and is convenient for finely tune the position of fixed plate 241 with the help of setting up of bar hole 244. Each locking bolt ii 243 is connected to the corresponding fixing plate 241, and each blade 10 is connected to the corresponding fixing plate 241 through the corresponding locking bolt ii 243, wherein the fixing plate 241 is provided with a mounting screw hole matched with the locking bolt ii 243, and the mounting and dismounting of the blade 10 are facilitated by the matching of the mounting screw hole and the locking bolt ii 243.

Referring to fig. 1, 2 and 3, the connecting member 230 includes a mounting plate 231 and two sliding insertion rods 232 arranged in pairs, wherein the two sliding insertion rods 232 are both T-shaped, the mounting plate 231 is connected to the top of the cylinder 210, a groove 233 is formed on the mounting plate 231, and the outer end of the motor spindle 220 is inserted into the groove 233. The mounting plate 231 is fixed to the top of the cylinder 210 by screws, the motor spindle 220 and the mounting plate 231 are fixed by the aid of the grooves 233, the sliding cavities 234 are formed in pairs on two sides of the mounting plate 231, the two sliding cavities 234 are communicated with the grooves 233, and the two sliding insertion rods 232 slide in the corresponding sliding cavities 234.

In some specific embodiments, the sliding cavity 234 is also in a T shape matched with the sliding insertion rod 232, so that the sliding cavity 234 and the sliding insertion rod 232 are high in stability in sliding sleeve connection, other structures in the auxiliary connecting piece 230 are convenient to mount the motor spindle 220 by using the matching of the sliding cavity 234 and the sliding insertion rod 232, wherein the two sides of the outer end of the motor spindle 220 are both provided with insertion holes 270 matched with the sliding insertion rod 232, the aperture of each insertion hole 270 is the same as the outer diameter of the sliding insertion rod 232, and the motor spindle 220 and the mounting plate 231 can be conveniently fixed by using the matching arrangement of the insertion holes 270 and the sliding insertion rod 232.

In some specific embodiments, the two sliding insertion rods 232 are both provided with a clamping cavity 235, the two clamping cavities 235 are both connected with clamping blocks 236 in a sliding manner, and specifically, the clamping blocks 236 are T-shaped. All welded between two joint pieces 236 and the corresponding joint chamber 235 have spring 237, all evenly seted up on mounting panel 231 with through-hole 238, and joint piece 236 and through-hole 238 activity are pegged graft, wherein, after motor spindle 220 pegged graft into recess 233, press joint piece 236 to make its through-hole 238 that pegs graft this moment, with the direction pulling of two slip inserted bars 232 orientation motor spindle 220, and make slip inserted bar 232 peg graft with the spliced eye 270 that corresponds, when slip inserted bar 232 pegs graft with spliced eye 270, joint piece 236 at this moment aligns with the through-hole 238 that corresponds, it can make joint piece 236 and the quick joint of the through-hole 238 that corresponds fixed to loosen the resilience strength of joint piece 236 dependence spring 237, the convenience of boring cutter installation dismantlement has been promoted.

In some specific embodiments, the outer walls of the upper ends of the two clamping blocks 236 are provided with external threads, and the clamping blocks 236 are connected with a nut 239 through the external threads, wherein the nut 239 is screwed with the external threads on the clamping blocks 236, so that the probability of retraction of the clamping blocks 236 is reduced, and the stability of the installation of the boring cutter is increased.

The working principle of the rough sleeve boring cutter for the excircle of the cylinder hole is as follows: firstly, the cylinder 210 and the motor spindle 220 are fixed by using the connecting piece 230, when in specific fixation, the two screw caps 239 are firstly screwed off from the end parts of the corresponding clamping blocks 236, then the two clamping blocks 236 are pressed towards the corresponding clamping cavities 235, the springs 237 are in a compressed state at the moment, then the two sliding insertion rods 232 are slid towards the inner parts of the sliding cavities 234, so that the two clamping blocks 236 can be aligned to new through holes 238, the clamping blocks 236 can be quickly clamped and fixed with the new through holes 238 by loosening the resilience force of the springs 237, the motor spindle 220 is inserted into the grooves 233, then the clamping blocks 236 are pressed again to be separated from the inserted through holes 238, the two sliding insertion rods 232 are pulled towards the motor spindle 220, the sliding insertion rods 232 can be inserted into the corresponding insertion holes 270, when the sliding insertion rods 232 are inserted into the insertion holes 270, joint piece 236 at this moment is aimed at with the through-hole 238 that corresponds, it can make joint piece 236 and the quick joint of through-hole 238 that corresponds fixed to loosen joint piece 236 reliance spring-back strength of spring 237, remove the external screw thread that uses nut 239 and joint piece 236 to connect soon again, reduce joint piece 236 and take place the probability of contracting, it is fixed to set up the linking up drum 210 and motor spindle 220 that is convenient for fast and stable like this above-mentioned, indirectly increase boring cutter installation and dismantlement efficiency, when the distance of adjusting blade 10 needs to be got rid of, the setting of the strip hole 244 of the locking bolt I242 of unscrewing is convenient for finely tune the position of fixed plate 241, treat that the blade 10 position of fixed plate 241 tip is confirmed the back, it can to tighten locking bolt I242 again, the convenience promotes is adjusted to blade 10.

It should be noted that the specific model specifications of the blade 10, the spring 237, the motor spindle 220, and the fixing plate 241 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.