CN211052553U

CN211052553U - Replaceable inner hole fine boring cutter body device

Info

Publication number: CN211052553U
Application number: CN201922026487.1U
Authority: CN
Inventors: 陆红超
Original assignee: Suzhou Yuchuang Industry New Material Co ltd
Current assignee: Suzhou Yuchuang Industry New Material Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-07-21
Anticipated expiration: 2029-11-21

Abstract

The utility model belongs to the field of machining, in particular to an interchangeable inner hole fine boring cutter body device, aiming at the problems that different fine boring cutters are needed in the prior machining due to the actual machining requirement, but the prior fine boring cutter box is inconvenient to replace the fine boring cutters, the operation is complex, and the machining efficiency is reduced, the utility model provides a scheme, which comprises a fine boring box and a fine boring cutter body, wherein a rotating shaft is rotationally connected on one side inner wall of the fine boring box, two thread plates are symmetrically and threadedly connected on the rotating shaft, the threads of the two thread plates are opposite, racks are fixedly connected on the tops of the two thread plates, two rotating rods are symmetrically and rotationally connected on the top inner wall of the fine boring box, the utility model has reasonable structure and simple operation, two clamping grooves can be respectively separated from clamping by pulling a U-shaped plate and rotating the U-shaped plate, and the fine boring cutter body can be replaced, convenient and fast improves machining efficiency.

Description

Replaceable inner hole fine boring cutter body device

Technical Field

The utility model relates to the technical field of machining, especially, relate to an interchangeable formula hole finish boring cutter body device.

Background

The fine boring cutter is a tool and has the functions of ensuring the precision of the hole diameter, ensuring the position degree, the roughness, the roundness and the like, and when an inner hole is finely bored, a fine boring cutter body is generally provided with a fine boring cutter box.

In the practical machining, different fine boring cutters are required due to the actual machining requirement, but the conventional fine boring cutter box is inconvenient to replace, complex to operate and low in machining efficiency, so that a replaceable inner hole fine boring cutter body device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing practical machining in the prior art requires different fine boring cutters, but the existing fine boring cutter box is inconvenient to change the fine boring cutter, the operation is complex, the defect of the machining efficiency is reduced, and the replaceable inner hole fine boring cutter body device is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a replaceable inner hole fine boring cutter body device comprises a fine boring box and a fine boring cutter body, wherein a rotating shaft is rotatably connected to the inner wall of one side of the fine boring box, two threaded plates are symmetrically and threadedly connected to the rotating shaft, the threads of the two threaded plates are opposite, racks are fixedly connected to the tops of the two threaded plates, two rotating rods are symmetrically and rotatably connected to the inner wall of the top of the fine boring box, gears are fixedly sleeved at the bottoms of the two rotating rods, the gears are meshed with the racks, moving plates are respectively and threadedly connected to the two rotating rods, two connecting rods are rotatably connected to the sides, close to each other, of the two moving plates, two sliding plates are symmetrically and slidably connected to the inner wall of the top of the fine boring box, one ends, close to each other, of the two connecting rods are respectively and rotatably connected to the sides, far away from each other, of the two sliding plates, the bottom of the fine boring cutter body extends into the, the clamping pins are fixedly connected to one sides, close to each other, of the two sliding plates, one ends, close to each other, of the two clamping pins extend into the two clamping grooves respectively and are clamped with the two clamping grooves respectively, the two clamping pins can be separated from the clamping of the two clamping grooves respectively through rotation of the rotating shaft, and then the fine boring tool main body can be replaced.

Preferably, four telescopic links are symmetrically and fixedly connected to the inner wall of the top of the fine boring box, the bottom ends of the two groups of telescopic links are respectively and fixedly connected with the tops of the two movable plates, and the telescopic links are arranged to limit the movable plates, so that the movable plates cannot rotate along with the rotating rods.

Preferably, the inner wall of the bottom of the fine boring box is symmetrically and slidably connected with transverse plates, the tops of the two transverse plates are fixedly connected with the bottoms of the two threaded plates respectively, and the transverse plates are arranged to enable the threaded plates to move only in the transverse direction and cannot rotate along with the rotating shaft.

Preferably, the spout has been seted up to the one end of pivot, sliding connection has the limiting plate in the spout, one side fixedly connected with dead lever of limiting plate, the one end of dead lever runs through the opposite side inner wall of finish boring box and extends to one side of finish boring box, the one end fixedly connected with U-shaped board of dead lever, two spacing grooves have been seted up to one side symmetry of finish boring box, the both sides of U-shaped board extend respectively to two spacing inslots and clamp respectively with two spacing grooves mutually, set up spout, limiting plate and dead lever, make things convenient for U-shaped board and spacing groove to break away from and clamp.

Preferably, the other side fixedly connected with spring of limiting plate, the one end of spring and the one side inner wall fixed connection of spout set up the spring and can provide reset power for the limiting plate.

The utility model discloses in, an interchangeable formula hole finish boring cutter body device, owing to set up the pivot, the pivot is rotated and is made two thread plates remove, and then can make the rack remove, can make two bull sticks rotate under the effect of gear, the bull stick can make the movable plate remove, can make two sliding plates drive two bayonet locks and remove to the direction of keeping away from each other under the effect of connecting rod, and then can break away from clamping of draw-in groove, just so can change finish boring cutter main part, convenient and fast.

Due to the fact that the U-shaped plate is arranged, the rotating shaft can be limited through clamping of the U-shaped plate and the limiting groove, the rotating shaft cannot rotate at will, and then the fine boring cutter main body can be fixed more, and products can be conveniently machined.

The utility model discloses rational in infrastructure, easy operation through pulling U-shaped plate and rotation U-shaped plate, just can make two bayonet locks break away from clamping of two draw-in grooves respectively, and then can change the smart boring cutter main part, convenient and fast improves machining efficiency.

Drawings

Fig. 1 is a schematic main sectional structural view of an interchangeable inner hole fine boring cutter device provided by the present invention;

fig. 2 is a schematic view of a gear and rack meshing structure of the replaceable inner hole fine boring cutter device provided by the utility model;

fig. 3 is an enlarged schematic structural diagram of a part a of the replaceable inner hole fine boring cutter device provided by the utility model.

In the figure: the fine boring cutter comprises a fine boring cutter box 1, a fine boring cutter body 2, a rotating shaft 3, a thread plate 4, a rack 5, a rotating rod 6, a gear 7, a connecting rod 8, a sliding plate 9, a bayonet pin 10, a moving plate 11, a telescopic rod 12, a sliding chute 13, a limiting plate 14, a fixing rod 15, a U-shaped plate 16, a spring 17 and a transverse plate 18.

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.

Example one

Referring to fig. 1-3, a replaceable inner hole fine boring cutter body device comprises a fine boring box 1 and a fine boring cutter body 2, wherein a rotating shaft 3 is rotatably connected on the inner wall of one side of the fine boring box 1, two threaded plates 4 are symmetrically and threadedly connected on the rotating shaft 3, the threads of the two threaded plates 4 are opposite, racks 5 are fixedly connected on the tops of the two threaded plates 4, two rotating rods 6 are symmetrically and rotatably connected on the inner wall of the top of the fine boring box 1, gears 7 are fixedly sleeved at the bottom ends of the two rotating rods 6, the gears 7 are meshed with the racks 5, moving plates 11 are threadedly connected on the two rotating rods 6, two connecting rods 8 are rotatably connected on the sides of the two moving plates 11 close to each other, two sliding plates 9 are symmetrically and slidably connected on the inner wall of the top of the fine boring box 1, one ends of the two connecting rods 8 close to each other are rotatably connected with the sides of the two sliding plates 9 respectively, the bottom of the fine boring cutter, the two sides of the fine boring cutter main body 2 are both provided with clamping grooves, one side of the two sliding plates 9, which is close to each other, is fixedly connected with a clamping pin 10, one end of the two clamping pins 10, which is close to each other, extends into the two clamping grooves respectively and is clamped with the two clamping grooves respectively, the two clamping pins 10 can be separated from the clamping of the two clamping grooves respectively through the rotation of the rotating shaft 3, so that the fine boring cutter main body 2 can be replaced, the operation is convenient and fast, the processing efficiency is improved, the defects in the prior art are solved, the rotating shaft 3 is arranged, the rotating shaft 3 can rotate to enable the two thread plates 4 to move, further the rack 5 can move, the two rotating rods 6 can rotate under the action of the gear 7, the rotating rods 6 can enable the moving plate 11 to move, the two sliding plates 9 can drive the two clamping pins 10 to move towards the directions which are far away from each, and then can break away from clamping of draw-in groove, just so can change fine boring cutter main part 2, convenient and fast owing to set up U-shaped plate 16, through clamping of U-shaped plate 16 and spacing groove, can carry on spacingly to pivot 3, make pivot 3 can not rotate at will, and then can make fine boring cutter main part 2 can be more fixed, convenient to product processing, the utility model discloses rational in infrastructure, easy operation through pulling U-shaped plate 16 and rotating U-shaped plate 16, just can make two bayonet locks 10 break away from clamping of two draw-in grooves respectively, and then can change fine boring cutter main part 2, convenient and fast improves machining efficiency.

Example two

The utility model discloses in, four telescopic links 12 of symmetry fixedly connected with on the top inner wall of fine boring box 1, the bottom of two sets of telescopic links 12 respectively with the top fixed connection of two movable plates 11, set up telescopic link 12 and can carry on spacingly to movable plate 11, make movable plate 11 can not rotate along with bull stick 6.

The utility model discloses in, symmetrical sliding connection has diaphragm 18 on the bottom inner wall of fine boring box 1, and the top of two diaphragm 18 respectively with the bottom fixed connection of two threading boards 4, set up diaphragm 18 and can make threading board 4 can only lateral shifting, can not rotate along with pivot 3.

The utility model discloses in, spout 13 has been seted up to the one end of pivot 3, sliding connection has limiting plate 14 in spout 13, one side fixedly connected with dead lever 15 of limiting plate 14, the one end of dead lever 15 runs through the opposite side inner wall of fine boring box 1 and extends to one side of fine boring box 1, the one end fixedly connected with U-shaped plate 16 of dead lever 15, two spacing grooves have been seted up to one side symmetry of fine boring box 1, the both sides of U-shaped plate 16 extend to two spacing inslots respectively and clamp with two spacing grooves respectively, set up spout 13, limiting plate 14 and dead lever 15, make things convenient for U-shaped plate 16 and spacing groove to break away from and clamp.

The utility model discloses in, limiting plate 14's opposite side fixedly connected with spring 17, spring 17's one end and one side inner wall fixed connection of spout 13 set up spring 17 and can provide reset power for limiting plate 14.

In the utility model, when the main body 2 of the fine boring cutter is required to be replaced according to actual conditions, the U-shaped plate 16 is firstly pulled outwards, at this time, the fixed rod 15 drives the limit plate 14 to drive the spring 17 to be stretched, so that the U-shaped plate 16 is separated from the clamp of the limit groove, then the U-shaped plate 16 is rotated, the U-shaped plate 16 drives the fixed rod 15 to rotate, the fixed rod 15 drives the rotating shaft 3 to rotate, because the rotating shaft 3 is in threaded connection with the two threaded plates 4, the rotating shaft 3 rotates to enable the two threaded plates 4 to move towards the direction of mutual approach, the two threaded plates 4 respectively drive the two racks 5 to move, the two racks 5 respectively enable the two gears 7 to rotate, the two rotating rods 6 respectively enable the two rotating rods 6 to rotate, because the two rotating rods 6 are in threaded connection with the two movable plates 11, the rotating rods 6 can enable the 11 to move upwards, the movable plates 11 move upwards, the connecting rod, the two sliding plates 9 can respectively drive the two clamping pins 10 to move towards the direction away from each other, so that the two clamping pins 10 can be separated from the clamping of the clamping grooves, the fine boring tool main body 2 can be taken out and replaced, then another fine boring tool main body 2 is replaced, the two clamping pins 10 are close to each other in the reverse U-shaped plate 16, the fine boring tool main body 2 can be fixed, then the U-shaped plate 16 is loosened, and under the reset elastic force of the spring 17, the U-shaped plate 16 is clamped with the limiting groove to fix the current position.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A replaceable inner hole fine boring cutter body device comprises a fine boring box (1) and a fine boring cutter body (2), and is characterized in that a rotating shaft (3) is rotatably connected to the inner wall of one side of the fine boring box (1), two threaded plates (4) are symmetrically and threadedly connected to the rotating shaft (3) and are opposite in thread, racks (5) are fixedly connected to the tops of the two threaded plates (4), two rotating rods (6) are symmetrically and rotatably connected to the inner wall of the top of the fine boring box (1), gears (7) are fixedly sleeved at the bottom ends of the two rotating rods (6), the gears (7) are meshed with the racks (5), movable plates (11) are respectively threadedly connected to the two rotating rods (6), two connecting rods (8) are rotatably connected to the sides, close to each other, of the two movable plates (11), two sliding plates (9) are symmetrically and slidably connected to the inner wall of the top of the fine boring box (1), the end that two connecting rods (8) are close to each other rotates with one side that two sliding plates (9) kept away from each other respectively and is connected, the bottom of finish boring cutter main part (2) extends to in the finish boring box (1), the draw-in groove has all been seted up to the both sides of finish boring cutter main part (2), and the equal fixedly connected with bayonet lock (10) in one side that two sliding plates (9) are close to each other, and the one end that two bayonet locks (10) are close to each other extends to in two draw-in grooves respectively and clamps with two draw-in grooves mutually.

2. The replaceable inner hole fine boring cutter body device as claimed in claim 1, wherein four telescopic rods (12) are symmetrically and fixedly connected to the inner wall of the top of the fine boring box (1), and the bottom ends of two groups of telescopic rods (12) are respectively and fixedly connected to the tops of two movable plates (11).

3. The replaceable inner hole fine boring cutter body device as claimed in claim 1, wherein transverse plates (18) are symmetrically and slidably connected to the inner wall of the bottom of the fine boring box (1), and the tops of the two transverse plates (18) are fixedly connected to the bottoms of the two thread plates (4), respectively.

4. The replaceable inner hole fine boring cutter body device as claimed in claim 1, wherein a sliding groove (13) is formed in one end of the rotating shaft (3), a limiting plate (14) is slidably connected in the sliding groove (13), a fixing rod (15) is fixedly connected to one side of the limiting plate (14), one end of the fixing rod (15) penetrates through the inner wall of the other side of the fine boring box (1) and extends to one side of the fine boring box (1), a U-shaped plate (16) is fixedly connected to one end of the fixing rod (15), two limiting grooves are symmetrically formed in one side of the fine boring box (1), and two sides of the U-shaped plate (16) extend into the two limiting grooves and are clamped with the two limiting grooves respectively.

5. The replaceable inner hole fine boring cutter body device as claimed in claim 4, wherein a spring (17) is fixedly connected to the other side of the limiting plate (14), and one end of the spring (17) is fixedly connected to the inner wall of one side of the sliding groove (13).