CN215617353U

CN215617353U - Split type honing cutter convenient to change

Info

Publication number: CN215617353U
Application number: CN202122088676.9U
Authority: CN
Inventors: 刘从海; 田开辉
Original assignee: Jiangsu Haichuan Intelligent Technology Co ltd
Current assignee: Jiangsu Haichuan Intelligent Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-01-25
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a split type honing cutter convenient to replace, which comprises a cutter body and a fixing unit, wherein the cutter body is provided with a cutter head; a knife body: the upper end of the tool body is provided with a tool handle, a dovetail sliding groove formed in the upper end of the tool body is internally connected with a trapezoidal sliding block in a sliding manner, the front side surface of the trapezoidal sliding block and the lower end of the rear side wall of the tool body are respectively provided with a fixed seat, a rotating shaft is rotatably connected in through holes of the opposite inner side walls of the two fixed seats through a bearing, the opposite inner side ends of the two rotating shafts are respectively provided with a conical seat, a honing strip is movably inserted between the two conical seats, and the outer surface of the honing strip is provided with a diamond coating; a fixing unit: set up in the fixing base upper surface of top, fixed unit about both ends respectively with the L type spout sliding connection that the wall was seted up about the blade, fixed unit includes connecting plate, sliding shaft and cardboard, the connecting plate sets up in the fixing base upper surface of top, the leading flank of connecting plate is equipped with the sliding shaft, this split type honing tool convenient to change, honing strip is changed simple and conveniently.

Description

Split type honing cutter convenient to change

Technical Field

The utility model relates to the technical field of honing processing, in particular to a split type honing cutter convenient to replace.

Background

During machining, there are many mechanical parts whose internal bore is highly demanding, such as the central bore of the dispensing housing for the plunger, the size, shape, precision and surface roughness of the middle hole of the distribution shell have higher requirements, the traditional turning, milling and planing processing can hardly meet the requirements, a honing processing mode is usually adopted for processing, the honing processing can not be separated from the use of a honing cutter, the cutter body surface of the traditional honing cutter can be embedded with honing strips, then the honing machine tool drives the honing strip to rotate through the tool handle and the tool body to process the inner wall of the workpiece, when the honing strip is worn to the limit, the honing strip needs to be replaced, the honing strip is fixed by an embedding method, therefore, great work difficulty is brought to the replacement of the honing strips, the required replacement time is long, and further the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides a split honing tool convenient to replace, is simple and convenient to replace honing strips, and can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a split honing tool convenient for replacement comprises a tool body and a fixing unit;

a knife body: the upper end of the tool body is provided with a tool handle, a dovetail sliding groove formed in the upper end of the tool body is internally connected with a trapezoidal sliding block in a sliding manner, the front side surface of the trapezoidal sliding block and the lower end of the rear side wall of the tool body are respectively provided with a fixed seat, a rotating shaft is rotatably connected in through holes of the opposite inner side walls of the two fixed seats through a bearing, the opposite inner side ends of the two rotating shafts are respectively provided with a conical seat, a honing strip is movably inserted between the two conical seats, and the outer surface of the honing strip is provided with a diamond coating;

a fixing unit: set up in the fixing base upper surface of top, fixed unit's the left and right sides both ends respectively with the L type spout sliding connection that the wall was seted up about the blade, honing strip is cylindrical, can rotate along with wearing and tearing, use the surface that does not wear and tear to process, and then prolonged honing strip's life greatly, and can guarantee that the size of processing after the adjustment can not change, can be quick change honing strip through the mode of pressing, it is simple and convenient to change, and then shortened the assistance-time of processing, and then help promoting machining efficiency.

Furthermore, fixed unit includes connecting plate, slide-shaft and cardboard, the connecting plate sets up in the fixing base upper surface of top, and the leading flank of connecting plate is equipped with the slide-shaft, and the extrados sliding connection of slide-shaft has the cardboard, and both ends are connected with L type spout sliding connection respectively about the cardboard, make things convenient for honing strip's fixed.

Further, the fixed unit further comprises a movable seat, and the movable seat is arranged on the front side face of the clamping plate, so that the clamping plate is convenient to operate.

Further, the fixed unit further comprises a spring, the spring is movably sleeved on the outer surface of the sliding shaft, and the spring is located between the connecting plate and the clamping plate and can prevent the clamping plate from freely moving.

Furthermore, the inner part of the conical seat is provided with the quadrangles which are movably inserted into the square insertion holes formed in the end heads of the honing strips respectively, so that the honing strips can be conveniently controlled to rotate.

Furthermore, a worm is rotatably connected in the mounting hole of the outer arc surface of the cutter body through a bearing II, a worm wheel is arranged on the outer arc surface of the rotating shaft below the mounting hole, the worm is meshed with the worm wheel for connection, the honing strip can be rotated, and the service life of the honing strip is prolonged.

Furthermore, the left end of the worm is provided with an inner hexagonal sleeve, so that the rotation of the worm is conveniently controlled.

Compared with the prior art, the utility model has the beneficial effects that: this split type honing cutter convenient to change has following benefit:

1. in the honing process, after the diamond coating is partially abraded, a hexagonal wrench can be inserted into the inner hexagonal sleeve, then the inner hexagonal sleeve is rotated, the inner hexagonal sleeve drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the rotating shaft below to rotate, the rotating shaft below drives the conical seat to rotate, the inner part of the conical seat is provided with four blocks which drive the honing stick to rotate through the four blocks, then the diamond coating rotates along with the honing stick, then the diamond coating in an intact region processes a workpiece, the honing stick is cylindrical and can rotate along with abrasion, and the surface which is not abraded is used for processing, so that the service life of the honing stick is greatly prolonged, and the size of the processed honing stick can not be changed after adjustment.

2. When the diamond coating is used for a circle, the honing strip can be replaced, the movable seat is pressed backwards during replacement, the movable seat drives the clamping plate to slide backwards along the sliding shaft, two ends of the clamping plate move to the rear side of the L-shaped sliding groove, the L-shaped sliding groove does not limit the upward movement of the clamping plate, then the movable seat is pulled to move upwards, the movable seat drives the clamping plate to slide upwards along the L-shaped sliding groove, the clamping plate drives the connecting plate to move upwards through the sliding shaft, the connecting plate drives the upper fixed seat to move upwards under the guidance of the trapezoidal sliding block, the upper fixed seat drives the upper conical seat to move upwards through the upper rotating shaft, further the upper conical seat is separated from the upper part of the honing strip, then the honing strip is taken out upwards, then a new honing strip is continuously inserted into the lower conical seat, then the movable seat is moved downwards, and the clamping plate and the upper conical seat are reset, the both ends of cardboard are located the front side of L type spout respectively after reseing, the spring will restrict the cardboard front and back freely to remove, the L type spout will restrict reciprocating of cardboard, and then guarantee that the taper seat of top can not reciprocate, and then accomplish the change to the honing strip, the mode that can be quick through pressing changes the honing strip, the life of cutter has been prolonged, help reduction in production cost, it is simple and convenient to change, and then the assistance-time of processing has been shortened, help promoting machining efficiency.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a blade according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention.

In the figure: the honing tool comprises a tool handle 1, a tool body 2, a trapezoidal sliding block 3, a fixed seat 4, a rotating shaft 5, a conical seat 6, a honing strip 7, a fixed unit 8, a connecting plate 81, a sliding shaft 82, a clamping plate 83, a spring 84, a movable seat 85, a diamond coating 9, a square block 10, a worm 11, a worm wheel 12 and a hexagonal sleeve 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a split honing tool convenient for replacement comprises a tool body 2 and a fixing unit 8;

a knife body 2: the upper end of the tool holder is provided with a tool handle 1, the tool handle 1 is conveniently connected with a honing machine tool, the tool body 2 provides a fixed position for a honing strip assembly, a dovetail chute arranged at the upper end of the tool body 2 is internally connected with a trapezoidal sliding block 3 in a sliding way, the front side surface of the trapezoidal sliding block 3 and the lower end of the rear side wall of the tool body 2 are respectively provided with a fixed seat 4, the through holes of the opposite inner side walls of the two fixed seats 4 are respectively connected with a rotating shaft 5 in a rotating way through a bearing, the ends of the opposite inner sides of the two rotating shafts 5 are respectively provided with a conical seat 6, a honing strip 7 is movably inserted between the two conical seats 6, the outer surface of the honing strip 7 is provided with a diamond coating 9, the inner part of each conical seat 6 is provided with a square 10, the square 10 is respectively movably inserted with a square jack arranged at the end of the honing strip 7, a worm 11 is rotatably connected in the mounting hole of the outer cambered surface of the tool body 2 through a bearing, the outer cambered surface of the rotating shaft 5 at the lower part is provided with a worm wheel 12, the worm 11 is meshed with the worm wheel 12, the left end of the worm 11 is provided with an inner hexagonal sleeve 13, when the diamond coating 9 is partially abraded in the honing process, a hexagonal wrench can be used to insert into the inner hexagonal sleeve 13, then the inner hexagonal sleeve 13 is rotated, the inner hexagonal sleeve 13 drives the worm 11 to rotate, the worm 11 drives the worm wheel 12 to rotate, the worm wheel 12 drives the lower rotating shaft 5 to rotate, the lower rotating shaft 5 drives the conical seat 6 to rotate, the inner parts of the conical seat 6 are respectively provided with a square 10 which drives the honing strip 7 to rotate through the square 10, then the diamond coating 9 rotates along with the honing strip 7, and then the diamond coating 9 in an intact region processes a workpiece;

the fixing unit 8: the honing stick 7 can be replaced after the diamond coating 9 is used for one circle, the movable seat 85 is pressed backwards during replacement, the movable seat 85 drives the clamping plate 83 to slide backwards along the sliding shaft 82 by the movable seat 85, the two ends of the chuck plate 83 move to the rear side of the L-shaped sliding groove, and the L-shaped sliding groove will not restrict the chuck plate 83 from moving upwards, and then the moving seat 85 is moved upwards, and the moving seat 85 drives the chuck plate 83 to slide upwards along the L-shaped sliding groove, and the chuck plate 83 drives the connecting plate 81 to move upwards through the sliding shaft 82, and the connecting plate 81 drives the upper fixed seat 4 to move upwards under the guidance of the trapezoidal slider 3, and the upper fixed seat 4 drives the upper conical seat 6 to move upwards through the upper rotating shaft 5, and then the upper conical seat 6 is separated from the upper part of the honing strip 7, and then the honing strip 7 is taken out upwards, and then the new honing strip 7 is continuously inserted into the lower conical seat 6, and then the moving seat 85 is moved downwards, so that the chuck plate 83 and the upper conical seat 6 are reset, and the two ends of the chuck plate 83 are respectively positioned at the front side of the L-shaped sliding groove after being reset, and the spring 84 will restrict the chuck plate 83 from moving freely back and forth, the L-shaped sliding slot will restrict the up-and-down movement of the clamping plate 83, so as to ensure that the conical seat 6 above can not move up and down, thereby completing the replacement of the honing stick 7.

The working principle of the split honing cutter convenient to replace provided by the utility model is as follows: in the honing process, when the diamond coating 9 is partially worn, a hexagonal wrench can be inserted into the inner hexagonal sleeve 13, then the inner hexagonal sleeve 13 is rotated, the inner hexagonal sleeve 13 drives the worm 11 to rotate, the worm 11 drives the worm wheel 12 to rotate, the worm wheel 12 drives the lower rotating shaft 5 to rotate, the lower rotating shaft 5 drives the conical seat 6 to rotate, the inner parts of the conical seat 6 are all provided with the quadrels 10, the honing bar 7 is driven to rotate through the quadrels 10, then the diamond coating 9 rotates along with the honing bar 7, then the diamond coating 9 in a perfect area processes a workpiece, after the diamond coating 9 is used for one circle, the honing bar 7 can be replaced, when the diamond coating is replaced, the movable seat 85 is pressed backwards, the movable seat 85 drives the clamping plate 83 to slide backwards along the sliding shaft 82, two ends of the clamping plate 83 move to the rear side of the L-shaped sliding chute, and the L-shaped sliding chute can not limit the clamping plate 83 to move upwards, then the moving seat 85 is shifted to move upwards, and similarly the moving seat 85 drives the clamping plate 83 to slide upwards along the L-shaped sliding groove, the clamping plate 83 drives the connecting plate 81 to move upwards through the sliding shaft 82, the connecting plate 81 drives the upper fixed seat 4 to move upwards under the guidance of the trapezoidal sliding block 3, the upper fixed seat 4 drives the upper conical seat 6 to move upwards through the upper rotating shaft 5, so that the upper conical seat 6 is separated from the upper part of the honing stone 7, then the honing stone 7 is taken out upwards, then the new honing stone 7 is continuously inserted into the lower conical seat 6, then the moving seat 85 is moved downwards, so that the clamping plate 83 and the upper conical seat 6 are reset, after the resetting, two ends of the clamping plate 83 are respectively positioned at the front side of the L-shaped sliding groove, the spring 84 limits the free movement of the clamping plate 83 in the front and back direction, the L-shaped sliding groove limits the up and down movement of the clamping plate 83, so as to ensure that the upper conical seat 6 cannot move up and down, thereby completing the replacement of the honing sticks 7.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a split type honing cutter convenient to change which characterized in that: comprises a knife body (2) and a fixing unit (8);

blade (2): the upper end of the tool holder is provided with a tool handle (1), a dovetail sliding groove formed in the upper end of the tool body (2) is internally connected with a trapezoidal sliding block (3) in a sliding manner, the front side surface of the trapezoidal sliding block (3) and the lower end of the rear side wall of the tool body (2) are respectively provided with a fixed seat (4), the through holes of the opposite inner side walls of the two fixed seats (4) are respectively and rotatably connected with a rotating shaft (5) through a bearing, the opposite inner side ends of the two rotating shafts (5) are respectively provided with a conical seat (6), a honing strip (7) is movably inserted between the two conical seats (6), and the outer surface of the honing strip (7) is provided with a diamond coating (9);

fixing unit (8): the left end and the right end of the fixing unit (8) are respectively in sliding connection with L-shaped sliding grooves formed in the left side wall and the right side wall of the knife body (2).

2. A split honing tool for easy replacement as claimed in claim 1 wherein: fixed unit (8) include connecting plate (81), slide-shaft (82) and cardboard (83), connecting plate (81) set up in fixing base (4) upper surface above, and the leading flank of connecting plate (81) is equipped with slide-shaft (82), and the extrados sliding connection of slide-shaft (82) has cardboard (83), both ends respectively with L type spout sliding connection about cardboard (83).

3. A split honing tool for easy replacement as claimed in claim 2 wherein: the fixing unit (8) further comprises a moving seat (85), and the moving seat (85) is arranged on the front side face of the clamping plate (83).

4. A split honing tool for easy replacement as claimed in claim 2 wherein: the fixing unit (8) further comprises a spring (84), the spring (84) is movably sleeved on the outer surface of the sliding shaft (82), and the spring (84) is located between the connecting plate (81) and the clamping plate (83).

5. A split honing tool for easy replacement as claimed in claim 1 wherein: the inner part of the conical seat (6) is provided with a square block (10), and the square block (10) is movably inserted into a square insertion hole formed in the end of the honing strip (7).

6. A split honing tool for easy replacement as claimed in claim 1 wherein: a worm (11) is rotatably connected in an outer arc surface mounting hole of the cutter body (2) through a bearing II, a worm wheel (12) is arranged on the outer arc surface of the rotating shaft (5) below, and the worm (11) is meshed with the worm wheel (12) for connection.

7. A split honing tool for easy replacement as claimed in claim 6 wherein: the left end of the worm (11) is provided with an inner hexagonal sleeve (13).