CN215467341U - Shaft sleeve inner wall blind hole machining positioning seat and machining device - Google Patents

Abstract

The utility model provides a shaft sleeve inner wall blind hole machining positioning seat and a machining device, and belongs to the field of shaft sleeve machining. Shaft sleeve inner wall blind hole processing positioning seat includes pedestal and direction subassembly. The base body is suitable for supporting the transverse shaft sleeve; the guide assembly is fixed with the base body and is provided with a movable end which is suitable for being detachably connected with the shaft sleeve inner wall blind hole machining tool, and the guide assembly is suitable for guiding the shaft sleeve inner wall blind hole machining tool in the downward pressing direction. Shaft sleeve inner wall blind hole processingequipment includes foretell shaft sleeve inner wall blind hole processing positioning seat and shaft sleeve inner wall blind hole machining tool. During the use, exert pressure to axle sleeve inner wall blind hole machining tool, push down the in-process at axle sleeve inner wall blind hole machining tool, the direction subassembly can lead to axle sleeve inner wall blind hole machining tool, avoids axle sleeve inner wall blind hole machining tool to misplace at pushing down the in-process to preset position extrusion blind hole on the axle sleeve accurately, thereby replace drilling technology, reduce the axle sleeve inner wall blind hole processing degree of difficulty.

Description

Shaft sleeve inner wall blind hole machining positioning seat and machining device

Technical Field

The utility model belongs to the technical field of shaft sleeve processing, and particularly relates to a shaft sleeve inner wall blind hole processing positioning seat and a processing device.

Background

The shaft sleeve is an important part in mechanical equipment, the inner hole oil storage and lubrication mode of the existing shaft sleeve generally adopts various forms of circulating oil tanks to store and distribute oil, and the oil tanks can damage the bearing capacity of the inner wall of the shaft sleeve and reduce the service life of the shaft sleeve; and the oil storage capacity is limited, the oil distribution is uneven, and frequent maintenance is needed in the use process. The inventor finds that if the blind hole is processed on the inner wall of the shaft sleeve to serve as the oil groove, the defects of the circulating oil groove can be completely avoided, and the utility model is a revolutionary innovation of oil storage and lubrication modes of the shaft sleeve. However, the blind hole processing on the inner wall of the shaft sleeve has many limitations, a drilling machine needs to be stretched into the shaft sleeve to drill the blind hole on the inner wall of the shaft sleeve, and the requirement on the drilling machine is high due to the limited inner space of the shaft sleeve, and the drilling machine cannot be processed on a smaller shaft sleeve. Therefore, how to reduce the processing difficulty of the blind hole type oil groove is a problem to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a shaft sleeve inner wall blind hole machining positioning seat and a machining device, and aims to solve the technical problem that in the prior art, the machining difficulty of a blind hole type oil groove is high.

In order to achieve the above object, the present invention adopts a technical scheme that a blind hole processing positioning seat for an inner wall of a shaft sleeve is provided, which comprises:

the base body is suitable for supporting the transverse shaft sleeve; and

the guide assembly is fixed with the base body and is provided with a movable end which is suitable for being detachably connected with the shaft sleeve inner wall blind hole machining tool, and the guide assembly is suitable for guiding the shaft sleeve inner wall blind hole machining tool in the downward pressing direction.

As another embodiment of the application, the movable end of the guide assembly is provided with a bracket extending along the axial direction of the shaft sleeve, and the bracket is suitable for supporting and positioning the blind hole machining tool on the inner wall of the shaft sleeve in the radial direction of the shaft sleeve.

As another embodiment of the present application, the movable end of the guide assembly is provided with two clamping members, and the two clamping members are respectively located at two end sides of the base body and are suitable for clamping and positioning the blind hole machining tool for the inner wall of the shaft sleeve in the axial direction of the shaft sleeve.

As another embodiment of the present application, the two clamping members are respectively length-adjustable and fixed telescopic members, and the two telescopic members are oppositely disposed in the axial direction of the shaft sleeve.

As another embodiment of the present application, the telescopic member includes:

the fixing part is arranged on the movable end of the guide assembly; and

and the abutting part is in threaded connection with the fixed part and faces the other telescopic piece, and is suitable for abutting against the processing tool for the blind hole in the inner wall of the shaft sleeve.

As another embodiment of this application, the guide assembly includes that two are located respectively the branch guide of the both ends side of pedestal, two divide the guide to have respectively along push down the branch expansion end that the direction slided and set up, two divide the expansion end to form the expansion end.

As another embodiment of the present application, the minute guide includes:

the cylinder is fixed with the seat body; and

the lower end of the ejector is inserted into the cylinder body and is in sliding connection with the cylinder body, and the upper end of the ejector forms the sub-movable end;

and a reset elastic part for supporting the top is arranged in the bottom of the barrel.

As another embodiment of the present application, an internal spiral oil groove is formed in the inner wall of the cylinder, and the internal spiral oil groove extends from the bottom of the cylinder to the top opening, so that the bottom space of the cylinder is communicated with the outside; or

The outer wall of the lower end of the top is provided with an outer spiral oil groove, and the outer spiral oil groove extends from the exposed part of the lower end of the top to the inserting part and is communicated with the bottom space in the barrel, so that the bottom space of the barrel is communicated with the outside.

As another embodiment of this application, the pedestal top is equipped with along the arc recess of both ends direction extension, the arc recess with the axle sleeve outer wall is identical.

The embodiment of the utility model provides a shaft sleeve inner wall blind hole processing positioning seat, which has the beneficial effects that: compared with the prior art, the shaft sleeve inner wall blind hole machining positioning seat provided by the embodiment of the utility model can be used for transversely arranging a shaft sleeve on the seat body, and then enabling a shaft sleeve inner wall blind hole machining tool to penetrate through the shaft sleeve and be fixed on the movable end of the guide assembly; then, a press is used for applying pressure to the processing tool for the blind hole on the inner wall of the shaft sleeve, so that the processing tool for the blind hole on the inner wall of the shaft sleeve can press a blind hole on the inner wall of the shaft sleeve; in the process of pressing down the shaft sleeve inner wall blind hole machining tool, the guide assembly can guide the shaft sleeve inner wall blind hole machining tool, the shaft sleeve inner wall blind hole machining tool is prevented from being staggered in the pressing down process, therefore, the blind holes are accurately pressed out from the preset positions on the shaft sleeve, machining of the blind holes on the inner wall of the shaft sleeve is achieved, a drilling process is replaced, and the machining difficulty of the shaft sleeve inner wall blind holes is reduced.

The utility model adopts another technical scheme that a shaft sleeve inner wall blind hole processing device is provided, which comprises: the shaft sleeve inner wall blind hole machining positioning seat comprises the shaft sleeve inner wall blind hole machining positioning seat and a shaft sleeve inner wall blind hole machining tool arranged above the shaft sleeve inner wall blind hole machining positioning seat and used for pressing holes in the inner wall of a shaft sleeve.

Compared with the prior art, the shaft sleeve inner wall blind hole processing device provided by the embodiment of the utility model can transversely place the shaft sleeve on the base body by adopting any one of the shaft sleeve inner wall blind hole processing positioning seats, and then the shaft sleeve inner wall blind hole processing tool passes through the shaft sleeve and is fixed on the movable end of the guide assembly; then, a press is used for applying pressure to the processing tool for the blind hole on the inner wall of the shaft sleeve, so that the processing tool for the blind hole on the inner wall of the shaft sleeve can press a blind hole on the inner wall of the shaft sleeve; in the process of pressing down the shaft sleeve inner wall blind hole machining tool, the guide assembly can guide the shaft sleeve inner wall blind hole machining tool, the shaft sleeve inner wall blind hole machining tool is prevented from being staggered in the pressing down process, therefore, the blind holes are accurately pressed out from the preset positions on the shaft sleeve, machining of the blind holes on the inner wall of the shaft sleeve is achieved, a drilling process is replaced, and the machining difficulty of the shaft sleeve inner wall blind holes is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a front view of a shaft sleeve inner wall blind hole machining tool used in cooperation with a shaft sleeve inner wall blind hole machining positioning seat provided in an embodiment of the present invention;

FIG. 2 is a bottom view of the blind hole machining tool for the inner wall of the shaft sleeve of FIG. 1;

FIG. 3 is a front view of the blind hole processing positioning seat for the inner wall of the shaft sleeve provided by the embodiment of the utility model;

FIG. 4 is a top view of the blind hole processing positioning seat of the inner wall of the shaft sleeve in FIG. 3;

FIG. 5 is a cross-sectional view of the shaft sleeve inner wall blind hole machining positioning seat in FIG. 3 in combination with the shaft sleeve inner wall blind hole machining tool in FIG. 1;

FIG. 6 is a side cross-sectional view of the distraction member of FIG. 5;

fig. 7 is a side view of the base in fig. 5.

Wherein, in the figures, the respective reference numerals:

1-a force transfer member; 11-a pressure-bearing portion; 111-pressure bearing face; 112-a support surface; 12-a pressure applying part; 13-a positioning section; 2-a pressure head; 3-a seat body; 31-an arc-shaped groove; 32-arc barrier strips; 33-avoiding the notch; 4-a partial guide; 41-bracket; 42-a telescoping member; 421-a fixation section; 422-a top abutting part; 43-barrel; 431-external spiral oil groove; 44-a plug; 45-a return spring; 5-a depth limiter; 6-shaft sleeve.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to fig. 7, a description will now be given of a blind hole machining positioning seat for an inner wall of a shaft sleeve according to an embodiment of the present invention. The utility model provides a shaft sleeve inner wall blind hole processing positioning seat, includes:

a base body 3 adapted to support a transverse shaft sleeve 6; and

the guide assembly is fixed with the base body 3 and is provided with a movable end which is suitable for being detachably connected with the shaft sleeve inner wall blind hole machining tool, and the guide assembly is suitable for guiding the shaft sleeve inner wall blind hole machining tool in the downward pressing direction.

Compared with the prior art, the shaft sleeve inner wall blind hole machining positioning seat provided by the embodiment of the utility model can be used for transversely arranging the shaft sleeve 6 on the seat body 3, and then enabling a shaft sleeve inner wall blind hole machining tool to penetrate through the shaft sleeve 6 and be fixed on the movable end of the guide assembly; then, a press is used for applying pressure to the processing tool for the blind hole on the inner wall of the shaft sleeve, so that the processing tool for the blind hole on the inner wall of the shaft sleeve can extrude a blind hole on the inner wall of the shaft sleeve 6; in the process of pressing down the blind hole machining tool on the inner wall of the shaft sleeve, the guide assembly can guide the blind hole machining tool on the inner wall of the shaft sleeve, and avoids dislocation of the blind hole machining tool on the inner wall of the shaft sleeve in the pressing down process, so that the blind hole is accurately pressed out from the preset position on the shaft sleeve 6, machining of the blind hole on the inner wall of the shaft sleeve 6 is realized, a drilling process is replaced, and the machining difficulty of the blind hole on the inner wall of the shaft sleeve 6 is reduced.

In this embodiment, the base body 3 can be made of a hard material, so that the base body can bear certain pressure and can sufficiently support the shaft sleeve 6. The top of the seat body 3 can be provided with a horizontal arc-shaped groove 31, so that the shaft sleeve 6 can be horizontally placed in the arc-shaped groove 31 along the axis; of course, other structures can be provided on the top of the seat body 3 to position the horizontal shaft sleeve 6, such as a limiting protrusion.

The guide assembly may be a single guide structure or may be composed of a plurality of guide structures. The guiding component can be directly fixedly connected with the base body 3, or the guiding component and the base body 3 can be fixed by fixing the base body 3 and the guiding component on the same bottom plate. The guide assembly can adopt various guide structures, such as a sliding rod and sliding sleeve combination, a guide rail and sliding block combination and the like, and correspondingly, the sliding sleeve or the sliding block is a movable end. The movable end of the guide assembly can be connected with a processing tool for blind holes in the inner wall of the shaft sleeve through a connecting structure which is convenient to disassemble and assemble, such as a buckle, a plug-in connection, a threaded connection and the like.

Referring to fig. 4 and 6, as an embodiment of the positioning seat for processing the blind hole in the inner wall of the shaft sleeve provided by the present invention, a bracket 41 extending along the axial direction of the shaft sleeve 6 is disposed at the movable end of the guiding component, and the bracket 41 is adapted to support and radially position a tool for processing the blind hole in the inner wall of the shaft sleeve 6.

In this embodiment, bearing axle sleeve inner wall blind hole machining tool through holding in the palm groove 41 can conveniently carry out radial location to axle sleeve inner wall blind hole machining tool, and axle sleeve inner wall blind hole machining tool's dismantlement is more convenient moreover.

During the concrete implementation, during the use, axle sleeve 6 is horizontal at the top of pedestal 3, and axle sleeve inner wall blind hole machining tool passes from axle sleeve 6, and the both ends of axle sleeve inner wall blind hole machining tool can block in holding in the palm groove 41, realize fixing a position in the footpath of axle sleeve 6. Specifically, the bracket 41 supports the force transmission piece 1 of the processing tool for the blind hole in the inner wall of the shaft sleeve, the shape of the bracket 41 is matched with the shape of the positioning section 13 of the columnar force transmission piece 1, and the positioning section 13 of the columnar force transmission piece 1 is clamped into the bracket 41 when the force transmission piece is used. More specifically, the positioning section 13 of the force-transmitting member 1 is cylindrical, and the bracket 41 is a circular arc-shaped groove extending along the axial direction of the sleeve 6 on the housing 3.

Referring to fig. 3 to 6, as a specific embodiment of the shaft sleeve inner wall blind hole machining positioning seat provided by the present invention, two clamping members are disposed at the movable end of the guiding assembly, and the two clamping members are respectively located at two end sides of the seat body 3 and are adapted to clamp and position a shaft sleeve inner wall blind hole machining tool in the axial direction of the shaft sleeve 6.

In this embodiment, through supporting axle sleeve inner wall blind hole machining tool in support groove 41, can conveniently carry out axial positioning to axle sleeve inner wall blind hole machining tool, it is more convenient to dismantle of axle sleeve inner wall blind hole machining tool moreover.

During specific implementation, the shaft sleeve 6 is transversely arranged at the top of the base body 3, the shaft sleeve inner wall blind hole machining tool penetrates through the shaft sleeve 6, and the two clamping pieces on the two sides of the base body 3 clamp the shaft sleeve inner wall blind hole machining tool in the middle of the shaft sleeve, so that the position of the shaft sleeve 6 in the axial direction is fixed.

Referring to fig. 3 to 6, as a specific embodiment of the shaft sleeve inner wall blind hole processing positioning seat provided by the present invention, the two clamping members are respectively telescopic members 42 with adjustable lengths and fixed, and the two telescopic members 42 are oppositely disposed in the axial direction of the shaft sleeve 6.

In the embodiment, the two telescopic pieces 42 extend oppositely, so that a processing tool for blind holes in the inner wall of the middle shaft sleeve can be clamped; after clamping, the axial position of the blind hole processing tool on the inner wall of the shaft sleeve on the axial direction of the shaft sleeve 6 can be adjusted by adjusting the lengths of the two telescopic pieces 42, so that the axial position of the blind hole on the shaft sleeve 6 can be adjusted.

In particular implementations, the length of telescoping member 42 may be telescoping, and the length of telescoping member 42 may be fixed after telescoping into position. Specifically, telescoping member 42 may be a telescoping tube structure that can be deadlocked.

Referring to fig. 3 to fig. 6, as an embodiment of the positioning seat for processing the blind hole on the inner wall of the shaft sleeve provided by the present invention, the telescopic member 42 includes:

a fixing portion 421 disposed on the movable end of the guide member; and

the abutting portion 422 is in threaded connection with the fixing portion 421 and faces the other expansion member 42, and is adapted to abut against a processing tool for blind holes on the inner wall of the shaft sleeve.

In this embodiment, the top abutting portion 422 can be rotated to stretch or retract the top abutting portion 422.

In a specific implementation, the fixing portion 421 is a plate fixed on the movable end, and a horizontally through threaded hole is formed in the fixing portion 421; the top and bottom parts are horizontally installed in the threaded holes of the fixing part 421 by screws or bolts. The two telescopic members 42 are respectively provided with a fixing part 421 and a propping part 422 which are matched, and the propping parts 422 of the two telescopic members 42 are horizontally arranged in opposite directions.

Referring to fig. 3 to 6, as a specific embodiment of the shaft sleeve inner wall blind hole machining positioning seat provided by the present invention, the guiding assembly includes two sub-guiding members 4 respectively located at two end sides of the seat body 3, the two sub-guiding members 4 respectively have sub-moving ends slidably disposed along a pressing direction, and the two sub-moving ends form a moving end.

In this embodiment, the guide assembly employs two sub-guides 4 located at both end sides of the base body 3, and two brackets 41 and two clamping members can be more conveniently disposed.

In a specific implementation, the two sub-guides 4 and the base body 3 are fixed on the same bottom plate, and the two sub-guides 4 are located on two end sides of the base body 3, so that after the shaft sleeve 6 is transversely placed on the base body 3, the two sub-guides 4 are located on two end sides of the shaft sleeve 6. The two sub-movable ends are respectively provided with a bracket 41 and a clamping piece; the brackets 41 on the two sub-guide pieces 4 are suitable for supporting and positioning a shaft sleeve inner wall blind hole machining tool in the radial direction of the shaft sleeve 6; clamping pieces on the two sub-guide pieces 4 are respectively positioned at two end sides of the shaft sleeve 6 and used for clamping and positioning a shaft sleeve inner wall blind hole machining tool in the axial direction of the shaft sleeve 6.

After the shaft sleeve inner wall blind hole machining tool passes through the shaft sleeve 6, two ends of the shaft sleeve inner wall blind hole machining tool are respectively clamped into the support grooves 41 of the two sub guide pieces 4, and then two ends of the shaft sleeve inner wall blind hole machining tool are clamped tightly by utilizing the clamping pieces on the two sub guide pieces 4, so that the shaft sleeve inner wall blind hole machining tool is fixed.

Illustratively, two brackets 41 support the force transmission piece 1 of the processing tool for the blind hole on the inner wall of the shaft sleeve, the shapes of the brackets 41 of the two sub-guide pieces 4 are matched with the shapes of the positioning sections 13 at the two ends of the columnar force transmission piece 1, and the positioning sections 13 at the two ends of the columnar force transmission piece 1 are respectively clamped into the two brackets 41 when in use. The two clamping pieces clamp two ends of a force transmission piece 1 of the processing tool for the blind hole in the inner wall of the shaft sleeve, and the clamping pieces on the two sub guide pieces 4 are respectively aligned to two end faces of the force transmission piece 1, so that the force transmission piece 1 is axially clamped.

Referring to fig. 3 to 6, as an embodiment of the positioning seat for processing the blind hole in the inner wall of the shaft sleeve provided by the present invention, the sub-guide 4 includes:

a cylinder 43 fixed to the base body 3; and

a top 44, the lower end of which is inserted into the cylinder 43 and is connected with the cylinder 43 in a sliding way, and the upper end of which forms a movable end;

the bottom of the cylinder 43 is provided with a return elastic member 45 for supporting the plug 44.

In a specific implementation, the cylinder 43 and the seat body 3 are fixed on the same bottom plate, the cylinder 43 is a cylinder and is vertically arranged on the bottom plate, and the upper end of the cylinder 43 is open. The lower end of the plug 44 is cylindrical and inserted into the cylinder 43 so that the plug 44 can slide up and down, the upper end of the plug 44 is a separate end, and the top surface is provided with a bracket 41 extending axially along the sleeve 6. On the same branch's active end, the clamping piece is installed in the one side of the top 44 upper end far away from pedestal 3, and the clamping piece on two branch's active ends sets up in opposite directions.

After the two positioning sections 13 of the force transmission element 1 are respectively snapped into the brackets 41, the clamping elements on the sides of the two brackets 41 can be aligned with the end faces of the two positioning sections 13, so that the force transmission element 1 is clamped. After the shaft sleeve inner wall blind hole machining tool is pressed downwards, the ejector head 44 is pushed to compress the reset elastic piece 45, and after the shaft sleeve inner wall blind hole machining tool is pressed, the elastic force of the reset elastic piece 45 pushes the ejector head 44 to ascend, so that the shaft sleeve inner wall blind hole machining tool resets. In a specific implementation, the elastic return element 45 may be a rubber block mounted in the bottom of the cylinder 43.

Referring to fig. 6, as a specific embodiment of the shaft sleeve inner wall blind hole processing positioning seat provided by the present invention, an inner spiral oil groove is provided on the inner wall of the cylinder 43, the inner spiral oil groove extends from the bottom of the cylinder 43 to the top opening, so that the bottom space of the cylinder 43 is communicated with the outside; or

An external spiral oil groove 431 is formed in the outer wall of the lower end of the top 44, and the external spiral oil groove 431 extends from the exposed portion of the lower end of the top 44 to the insertion portion and is communicated with the inner bottom space of the cylinder 43, so that the bottom space of the cylinder 43 is communicated with the outside.

In this embodiment, the internal spiral oil groove or the external spiral oil groove 431 can store lubricating oil to lubricate the lower end of the plug 44, and the bottom space in the cylinder 43 is communicated with the outside through the internal oil groove or the external oil groove, so that when the plug 44 goes up and down, the air pressure in the bottom space in the cylinder 43 is balanced with the air pressure in the outside, and the lifting of the plug 44 is smoother.

In particular implementation, the internal helical oil groove is in a spiral shape rotating along the inner wall of the cylinder 43. The external spiral oil groove 431 has a spiral shape around the lower end of the plug 44.

Referring to fig. 4 and 7, as a specific embodiment of the blind hole processing positioning seat for the inner wall of the shaft sleeve provided by the present invention, the top of the seat body 3 is provided with an arc-shaped groove 31 extending along the two end directions, and the arc-shaped groove 31 is matched with the outer wall of the shaft sleeve 6.

In a specific implementation, the arc-shaped groove 31 is horizontally arranged at the top of the seat body 3, and two ends are open. The section of the arc-shaped groove 31 is semicircular, and the inner diameter of the arc-shaped groove is the same as the outer diameter of the shaft sleeve 6 to be punched.

Illustratively, an arc-shaped barrier strip 32 is arranged at one end of the seat body 3. The arc-shaped barrier strip 32 is arranged along the edge of one end of the arc-shaped groove 31, and an avoiding gap 33 is formed in the area surrounded by the arc-shaped barrier strip 32. The arc blend stop 32 can limit the axial position of the shaft sleeve 6 in the arc groove 31, and the avoidance notch 33 is arranged to prevent the arc blend stop 32 from interfering with a shaft sleeve inner wall blind hole machining tool, so that the influence on the shaft sleeve inner wall blind hole machining tool is avoided. In a specific implementation, one end of the arc groove 31 is provided with an arc barrier strip 32, and the other end can be provided with an indexing structure.

Referring to fig. 1 to 7, an embodiment of the present invention further provides a device for processing a blind hole on an inner wall of a shaft sleeve, where the device for processing a blind hole on an inner wall of a shaft sleeve includes: the shaft sleeve inner wall blind hole machining positioning seat and the shaft sleeve inner wall blind hole machining tool are arranged above the shaft sleeve inner wall blind hole machining positioning seat and used for pressing the inner wall of the shaft sleeve 6.

Compared with the prior art, the shaft sleeve inner wall blind hole processing device provided by the embodiment of the utility model can transversely place the shaft sleeve 6 on the base body 3 by adopting any one of the shaft sleeve inner wall blind hole processing positioning seats, and then the shaft sleeve inner wall blind hole processing tool passes through the shaft sleeve 6 and is fixed on the movable end of the guide assembly; then, a press is used for applying pressure to the processing tool for the blind hole on the inner wall of the shaft sleeve, so that the processing tool for the blind hole on the inner wall of the shaft sleeve can extrude a blind hole on the inner wall of the shaft sleeve 6; in the process of pressing down the blind hole machining tool on the inner wall of the shaft sleeve, the guide assembly can guide the blind hole machining tool on the inner wall of the shaft sleeve, and the blind hole machining tool on the inner wall of the shaft sleeve is prevented from being staggered in the pressing down process, so that the blind hole is accurately pressed out from the preset position on the shaft sleeve 6, machining of the blind hole on the inner wall of the shaft sleeve 6 is realized, a drilling process is replaced, and the machining difficulty of the blind hole on the inner wall of the shaft sleeve 6 is reduced.

In this embodiment, axle sleeve inner wall blind hole machining tool includes: a force transmission piece 1 and a pressure head 2. The force transmission piece 1 is provided with a bearing part 11 and a pressing part 12; the pressure head 2 is arranged on the pressure applying part 12; the pressing part 12 is suitable for entering the shaft sleeve 6 so as to align the pressure head 2 with the inner wall of the shaft sleeve 6; the force transmission piece 1 transmits the stress of the pressure bearing part 11 to the pressure head 2, so that the pressure head 2 presses a hole on the inner wall of the shaft sleeve 6.

The force transmission piece 1 can adopt a round rod, the middle section is a pressure application part 12, and the two ends are pressure bearing parts 11. Opposite sides of each pressure receiving portion 11 are respectively formed with a flat surface to form a pressure receiving surface 111 and a support surface 112. The ram 2 is disposed on the pressing portion 12 on the same side as the supporting surface 112. The pressure-bearing face 111 can bear the same pressure as the orientation of the ram 2, thereby better providing pressure to the ram 2. And the press presses against the bearing surface 111 of the bearing part 11, so that the direction of the press head 2 can be controlled, and the press head 2 is prevented from being inclined. The supporting surface 112 is supported by the depth limiting part 5 or other structures on the positioning seat, so that the pressing depth of the force transmission part 1 can be controlled, and further the blind hole depth pressed out by the pressing head 2 on the inner wall of the shaft sleeve 6 is controlled. The pressure receiving surface 111 and the support surface 112 of the pressure receiving portion 11 are opposed to each other, and the pressure receiving surface 111 and the support surface 112 of the pressure receiving portion 11 are pressed and supported, so that excessive deformation of the pressure receiving portion 11 can be prevented.

When in use, the shaft sleeve 6 is transversely arranged on the seat body 3. The pressure applying part 12 of the force transferring piece 1 extends into the shaft sleeve 6, so that the pressure head 2 is aligned to the inner wall of the shaft sleeve 6, the pressure applying part 11 applies pressure through a press machine or other pressure equipment, the force transferring piece 1 transfers the pressure to the pressure head 2, and the pressure head 2 is made to be in a blind hole shape on the inner wall of the shaft sleeve 6.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. Axle sleeve inner wall blind hole processing positioning seat, its characterized in that includes:

the base body is suitable for supporting the transverse shaft sleeve; and

the guide assembly is fixed with the base body and is provided with a movable end which is suitable for being detachably connected with the shaft sleeve inner wall blind hole machining tool, and the guide assembly is suitable for guiding the shaft sleeve inner wall blind hole machining tool in the downward pressing direction.

2. The blind hole machining positioning seat for the inner wall of the shaft sleeve as claimed in claim 1, wherein the movable end of the guide assembly is provided with a bracket extending along the axial direction of the shaft sleeve, and the bracket is suitable for supporting and positioning a blind hole machining tool for the inner wall of the shaft sleeve in the radial direction of the shaft sleeve.

3. The shaft sleeve inner wall blind hole machining positioning seat according to claim 1, wherein the movable end of the guide assembly is provided with two clamping members, and the two clamping members are respectively located at two end sides of the seat body and are suitable for clamping and positioning the shaft sleeve inner wall blind hole machining tool in the axial direction of the shaft sleeve.

4. The shaft sleeve inner wall blind hole processing positioning seat as claimed in claim 3, wherein the two clamping members are respectively length-adjustable and fixed telescopic members, and the two telescopic members are oppositely arranged in the axial direction of the shaft sleeve.

5. The bushing inner wall blind hole machining positioning seat according to claim 4, wherein the telescopic member comprises:

the fixing part is arranged on the movable end of the guide assembly; and

and the abutting part is in threaded connection with the fixed part and faces the other telescopic piece, and is suitable for abutting against the processing tool for the blind hole in the inner wall of the shaft sleeve.

6. The shaft sleeve inner wall blind hole machining positioning seat according to claim 1, wherein the guiding assembly comprises two sub-guiding members respectively located at two end sides of the seat body, the two sub-guiding members respectively have sub-movable ends slidably disposed along the pressing direction, and the two sub-movable ends form the movable end.

7. The bushing inner wall blind hole machining positioning seat according to claim 6, wherein the sub-guide comprises:

the cylinder is fixed with the seat body; and

the lower end of the ejector is inserted into the cylinder body and is in sliding connection with the cylinder body, and the upper end of the ejector forms the sub-movable end;

and a reset elastic part for supporting the top is arranged in the bottom of the barrel.

8. The blind hole processing positioning seat for the inner wall of the shaft sleeve as claimed in claim 7, wherein an internal spiral oil groove is formed on the inner wall of the cylinder body, and the internal spiral oil groove extends from the bottom of the cylinder body to the top opening so as to communicate the bottom space of the cylinder body with the outside; or

The outer wall of the lower end of the top is provided with an outer spiral oil groove, and the outer spiral oil groove extends from the exposed part of the lower end of the top to the inserting part and is communicated with the bottom space in the barrel, so that the bottom space of the barrel is communicated with the outside.

9. The blind hole processing and positioning seat for inner wall of shaft sleeve as claimed in claim 1, wherein the top of said seat body is provided with an arc-shaped groove extending along two ends, and said arc-shaped groove is matched with the outer wall of said shaft sleeve.

10. Axle sleeve inner wall blind hole processingequipment, its characterized in that includes: the shaft sleeve inner wall blind hole machining positioning seat as claimed in any one of claims 1 to 9, and a shaft sleeve inner wall blind hole machining tool which is provided above the shaft sleeve inner wall blind hole machining positioning seat and presses a hole in the inner wall of the shaft sleeve.

Images