CN205904487U - Dysmorphism hole machining tool device - Google Patents

Abstract

The utility model discloses a dysmorphism hole machining tool device aims at solving among the prior art cutter and change inconvenient problem when the phenomenon of rupture appearing, push down the device and be used for keeping the cutter to place the maintain the body that the direction perpendicular to pushed down device moving direction including what cutter, the blade holder that can drive the cutter rotation, messenger's cutter moved down. Appear damaging when needing to be changed at the cutter, can upwards putting on through external force and state the device of saying that pushes down, because level cover fixed connection pushing down in pushing down the device put in, pushing down when the device upwards promotes, the level is overlapped and is and then pushed down the device and rise. When horizontal cuff belt the cutter and withdraws from the direction spout on the blade holder, the cutter can directly be taken out from mounting hole and horizontal spout, and then takes out the cutter and change, simple structure, changed conveniently, can reduce the time and the cost of change effectively, improved the production efficiency of enterprise.

Description

A kind of abnormity aperture knife tool device

Technical field

The utility model is related to machine-building processing hole field, more particularly, to a kind of abnormity aperture knife tool device.

Background technology

In machine-building manufacture field, hole as most common and the most frequently used feature on machine components, on most of parts The figure in hole will occur, usually because hole location is different, role will be different.According to hole role, Hole can be divided into location hole, datum hole, pilot hole and fabrication hole etc. again, and then the precision of device to hole and requirement also change therewith.

In the prior art, how to be processed using lathe when processing taper hole, but if processing hole is not located at lathe During center of rotation, how taper hole of polishing is carried out using the bistrique of truncated cone-shaped, because the speed of polishing is slower, and process larger cone It is also larger to the loss of grinding tool during hole.

For the problem in above-mentioned cone hole machine, patent discloses a kind of drilling machine processing taper hole dress for 201420360007.x Put, including cutter and extension bar, its knife bar is provided with oriented groove, the inclination angle size of oriented groove and taper hole to be processed Gradient is consistent；The middle part of cutter is connected with oriented groove by guide finger, when knife bar moves up and down, you can process cone Hole, and the cutter being used is common lathe process cutter, and relatively durable, processing taper hole is less to the abrasion of cutter, has Solving the problems, such as of effect is above-mentioned.

But Fig. 1 and Fig. 2 from its Figure of description, the guide finger of its cutter is entirely located inside extension bar, and When processing taper hole, guide finger and oriented groove carry substantial amounts of thrust to cutter, easily send out between guide finger and oriented groove The shape that changes and damage, need pulling-out of cutter is regularly safeguarded to guide finger or changed the cutter of damage.

Therefore open extension bar and take out cutter, but its overall structure is not difficult to find out that this drilling machine processing tapered hole apparatus exist Following shortcoming: whole extension bar is coated on the outer wall of knife bar so that the guide finger of cutter and oriented groove are respectively positioned in extension bar, leads Cause operational relatively low, the relatively complicated complexity of cargo handling process of cutter.

Utility model content

The purpose of this utility model is to provide a kind of abnormity aperture knife tool device, this abnormity aperture knife tool device Structure is simple, workable, when guide chute and level set serious wear need to safeguard or tool damage needs to change, tears open Unload conveniently, change easily, the operating efficiency of staff can be effectively improved.

In order to realize above-mentioned utility model purpose, the utility model employs technical scheme below:

A kind of abnormity aperture knife tool device, include cutter, can with the tool rest that cutter rotates, make what cutter moved down to push Device and for keeping cutter placement direction perpendicular to the maintaining body of hold-down devices moving direction；

Described hold-down devices are detachably connected on described maintaining body；

Described cutter includes cutter hub, the first slide block and the second slide block；

Described maintaining body includes the level set being arranged in hold-down devices, and the side of described level set is provided with for described Installing hole and the horizontal concrete chute passing through for the first slide block that cutter hub passes through, described installing hole keep cutter telescopic direction perpendicular under Pressure device moving direction, described first slide block is slidably connected in horizontal concrete chute；

It is provided with guide chute and the cavity volume for cutter movement, described cavity volume is located at the side surface of tool rest, institute in described tool rest Stating cavity volume is cylindrical slot, and guide chute is located in the tool rest that cavity volume bottom land is located；Described second slide block slides in guide chute And in the hole is elastic in installing to carry cutter cutter hub, described guide chute can be linear pattern, multistage line style or sweep Type；

Described cutter, tool rest and level set along the axle center synchronous rotary of tool rest, described hold-down devices make cutter down along When guide chute movement, the moving direction that the moving direction of described cutting tool insert followed by the second slide block and guide chute is same Step.

Preferably described hold-down devices include lower gland and down-pressed pole as of the present utility model, and described down-pressed pole passes through spiral shell Bolt pushes and puts described in being detachably connected on.

Preferably described tool rest is in the form of a column as of the present utility model, and described level covers the section of inside opening and described knife With in polygon, described level set is socketed on described tool rest seat, and described level set is fixedly connected on to push and puts.

Preferably described tool rest bottom is additionally provided with mould rod and mould rod positioner as of the present utility model, and described mould rod is fixed Position device includes closure, bearing and bearing block, and described mould rod one end is fixedly connected on tool rest bottom, and described bearing is socketed in mould On excellent outer wall, bearing is arranged in bearing block.

As of the present utility model preferably, the described mould rod other end relative with tool rest is provided with screw thread, and described mould rod positions Device also includes adjusting sleeve and adjusting nut, and described adjusting sleeve is set on the outer wall of mould rod, and described adjusting nut is arranged on institute The end of thread stating mould rod locks described adjusting sleeve to adjust.

As of the present utility model preferred, at least two, described bearing, described bearing block is provided with the peace installing bearing Dress portion.

As of the present utility model preferably, described mould rod positioner also includes jump ring, also sets at described bearing block inner ring There is the draw-in groove of clamp jump ring.

As of the present utility model preferably, the linear type of described guide chute, guide chute is obliquely installed in vertical direction, Slide block along guide chute from top to bottom move when, the distance of the cutter head of cutter to tool rest center of rotation is successively decreased.

As of the present utility model preferably, the installing hole side that level puts is connected with horizontal concrete chute side.

Compared with prior art, abnormity aperture knife tool device of the present utility model has a following beneficial effect:

The top of hold-down devices is installed on the driving part of drilling machine, and driving force acts on and forms lower pressure in hold-down devices, Drive hold-down devices to rotate while moving down by drilling machine, and then drive tool rest, cutter and level set to rotate.If not adopting Drilling machine, it is possible to use hydraulic means presses to hold-down devices, makes hold-down devices drive level set move down, separately sets driving dress Put drive level set or tool rest is rotated.

Installing hole and horizontal concrete chute that level puts, the second slide block on cutter slides in horizontal concrete chute, carries cutter Cutter head use installing in the hole horizontal extension, installing hole be used for cutter cutter hub through and flexible, and horizontal concrete chute is sliding in second The cooperation of block can realize cutter telescopic direction perpendicular to hold-down devices moving direction.

Guide chute is arranged in the cavity volume of tool rest, and the first slide block on cutter is in the presence of hold-down devices along guiding Slide, guide chute can be linear pattern to process the bellmouth mentioned in background technology or multistage line style or Person bends line style, comes processing profiled hole.

Tool rest rotates while drilling machine drives hold-down devices mobile, drives the rotation of level set while tool rest rotates, Rotation with cutter while level set rotates, and then workpiece is carried out cutting out with the shape of desired aperture.

Cavity volume is cylindrical slot located at the side surface of tool rest, cavity volume, and the inside that cavity volume can be arranged on tool rest can also be arranged In the side surface of tool rest, substantially to conveniently process because cavity volume is arranged on side surface, greatly save processing cost and time, therefore Cavity volume in the utility model is arranged on the side surface of tool rest；Meanwhile, guide chute is located at the tool rest that cavity volume bottom land is located, and is also Greatly facilitate the processing of guide chute.

When mounted, according to the assembly relation between cutter, tool rest and level set, by cutter load level set, cutter First slide block is slidably connected in the horizontal concrete chute of level set, and cutter hub is arranged on the installation in the hole that level puts, then will install Level set and cutter from the either above or below of tool rest is the stroke of tool rest guide chute, by cutter first slide block move into Guide chute on tool rest, level set is socketed on the outer surface of tool rest；Conversely, in dismounting, first that first on cutter is sliding Block drives cutter hub and level set to exit the stroke of guide chute on tool rest, then and the installing hole that put by level and horizontal concrete chute Place takes out cutter.This apparatus structure is simple, and easy accessibility is easy to the maintenance to chute and the replacing to cutter of staff.

Brief description

Fig. 1 is the structural representation of the utility model abnormity aperture knife tool device；

Fig. 2 is the schematic diagram when processing bellmouth for the present embodiment abnormity aperture knife tool device；

Fig. 3 is that in the present embodiment abnormity aperture knife tool device, cutter moves towards schematic diagram；

Fig. 4 is the structural representation of Cutting tool installation manner in the present embodiment abnormity aperture knife tool device；

Fig. 5 is the structural representation of tool rest in special-shaped aperture knife tool device in the present embodiment；

Fig. 6 is the horizontal cross in the middle part of tool rest in special-shaped aperture knife tool device in the present embodiment；

Fig. 7 is the structural representation of level set in special-shaped aperture knife tool device in the present embodiment；

Fig. 8 is the special-shaped schematic diagram when working special-shaped hole for the aperture knife tool device in the present embodiment.

Reference: 1, cutter；2nd, level set；21st, installing hole；22nd, horizontal concrete chute；3rd, lower gland；4th, down-pressed pole；5th, knife Seat；51st, cavity volume；52nd, guide chute；6th, mould rod；7th, closure；8th, bearing；9 bearing blocks；10th, adjusting sleeve；11st, adjusting nut.

Specific embodiment

Below in conjunction with the accompanying drawings the utility model is described further.

Embodiment 1:

As shown in figure 1, a kind of taper aperture knife tool device, from top to bottom include hold-down devices, level set 2, knife successively Seat 5, mould rod positioner and the regulating mechanism for locking for adjusting tool rest height.

Hold-down devices include down-pressed pole 4 and lower gland 3, and lower gland 3 is socketed in the outer wall of tool rest 5 side, lower gland interior Portion's shape identical with tool rest (being square groove inside lower gland, tool rest is four-prism shape).Lower gland 3 is detachably connected by bolt It is connected on down-pressed pole 4, the top of down-pressed pole 4 is installed on the driving part of drilling machine, drive hold-down devices to rotate by drilling machine, and then Tool rest, cutter and level set is driven to rotate.Lower gland 3 in hold-down devices is detachably connected on maintaining body again, portion It is all by dismountable connected mode between part and part, structure is simple, the feelings such as need repairing in cracking of cutter or occur During condition, conveniently maintenance and replacing.

As shown in Figure 2, during normal process, apply in order to the power that drive mechanism acts on lower gland 3 can equalize It is added on level set 2, level set 2 is fixedly connected on one end of lower gland 3.Level covers the section of 2 inside openings and the shape of tool rest Shape is consistent, and with polygon, because of it, in square, structural strength is high and easily fabricated, preferably square in the present embodiment Shape, level set 2 is socketed on tool rest 5, slides up and down on tool rest 5 side.

As shown in Figure 7, installing hole 21 side on level set 2 and horizontal concrete chute 22 side are connected to logical, formation one Overall groove.

As shown in fig. 7, the side of level set 2 is provided with installing hole 21 and horizontal concrete chute 22, installing hole 21 is used for cutter knife Body through and to realize cutter hub flexible at installing hole 21；Horizontal concrete chute 22 is being slidably connected for the first slide block, and protects Hold cutter 1 telescopic direction perpendicular to hold-down devices moving direction.In normal use, level covers 2 upper installing holes 21 and level is slided The setting of groove 22, facilitates installation and the dismounting of cutter.

As shown in Figures 5 and 6, it is provided with guide chute 52 and the cavity volume 51 for cutter movement in tool rest 5, in order to reduce second In guide chute 52 and the resistance that slides in cavity volume 51 of cutter hub, cavity volume 51 can be located on the side surface of tool rest 5, lead slide block It is located in the tool rest that cavity volume 51 bottom land is located to chute 52, be so easy to the processing of guide chute and cavity volume on tool rest, greatly Reduce difficulty of processing and time, improve their surface accuracy.

Cutter 1 includes cutter hub, the first slide block and the second slide block, in normal use, because the first slide block and the second slide block It is synchronized with the movement, so the first slide block and the second slide block can be integrally formed or independent two parts, when first, When second slide block is individual components with cutter hub, i.e. cutter hub distal aperture, in the hole arranges spacer pin, and cutter hub is protruded at the two ends of spacer pin Form the first above-mentioned slide block and the second slide block.

During normal process, cutter 1, tool rest 5 and level set 2 are along the axle center synchronous rotary of tool rest 5, hold-down devices When so that cutter 1 is moved downward along guide chute 52, the moving direction of cutter 1 cutter head followed by the second slide block in guide chute Moving direction synchronous.

During normal process, in order to reduce the frictional resistance of tool rest rotation, tool rest 5 bottom is also equipped with mould rod 6, mould Mould rod positioner is provided with rod, mould rod positioner is made up of closure 7, bearing 8 and bearing block 9.In processing hole When, in order to prevent the material slag cutting out from falling in bearing block, in bearing block 9 bearing 8 produce infringement reduce bearing Service life, closure 7 is arranged between bearing block 9 and tool rest 5, effectively intercepts the entrance of cutting material.

In order to adjust the height of tool rest, mould rod is also provided with adjusting sleeve 10 and adjusting nut 11, one end of mould rod 6 i.e. with The opposite end outer surface of tool rest 5 connection end is in shape of threads, and when tool rest is adjusted to desired location, adjusting sleeve 10 is enclosed within mould rod outer wall After upper, adjusting nut 11 adjusts mould rod and mould rod positioner by being arranged on the end of thread of mould rod, realizes the work(of locking positioning Energy.

As shown in Figure 2, cutter 1 occur damage need change when, can put on upwards by external force state described in pushing Device, because level set 2 is fixedly connected on the lower gland 3 in hold-down devices, while hold-down devices are lifted up, level And then hold-down devices ramp up set 2.Visible referring to Fig. 4, exit the guide chute 52 on tool rest 5 with cutter 1 in level set 2 When, visible referring to Fig. 7, cutter 1 can directly be extracted out from installing hole 21 and horizontal concrete chute 22, and then taking-up cutter is carried out more Change, structure is simple, it is convenient to change.

When mounted, first by cutter load level set, the first slide block of cutter is slidably connected into the horizontal concrete chute of level set Interior, cutter hub is arranged on the installation in the hole that level puts, then again by mounted level set and cutter from the top of tool rest or Lower section is outside the stroke of tool rest guide chute, the first slide block of cutter is moved into the guide chute on tool rest, level is covered socket On the outer surface of tool rest, then hold-down devices are connected to level and put, mould rod and mould rod positioner are arranged on tool rest Lower section, complete the installation of cutter.

In the present embodiment, as shown in figure 3, on tool rest guide chute be linear pattern, make cutter 1 along straight in hold-down devices When the guide chute 52 of line style moves down, the direction of cutter 1 cutter head followed by moving direction in gathering sill for second slide block, The second slide block on cutter 1 slides in guide chute 52 and carries cutter cutter hub elastic, Ke Yijia in installing hole 21 Work goes out bellmouth or the chamfering of rule.

Embodiment 2:

As shown in figure 8, a kind of taper aperture knife tool device, the process tool device in the present embodiment is relative to embodiment 1 Difference be: guide chute 52 be multistage curve, make cutter 1 downward along the guide chute 52 of shaped form in hold-down devices When bending is mobile, the direction of cutter 1 cutter head followed by movement in gathering sill for second slide block, the second slide block on cutter 1 in Slide and carry cutter cutter hub repeatedly to stretch in front and back in installing hole 21 in guide chute 52, irregular abnormity can be processed Hole, the moving direction of tool sharpening follows guide chute 52.

The above is preferred embodiment of the present utility model, for the person of ordinary skill of the art without departing from On the premise of the utility model principle, some modifications and improvement can also be made, these also should be regarded as protection of the present utility model Scope.

Claims (9)

1. a kind of abnormity aperture knife tool device it is characterised in that: include cutter (1), can with cutter rotation tool rest (5), Make hold-down devices that cutter moves down and for keeping cutter placement direction perpendicular to the maintaining body of hold-down devices moving direction；

- described hold-down devices are detachably connected on described maintaining body；

- described cutter (1) includes cutter hub, the first slide block and the second slide block；

- described maintaining body includes the level set (2) being arranged in hold-down devices, and the side of described level set (2) is provided with confession Installing hole (21) and the horizontal concrete chute (22) passing through for the first slide block that described cutter hub passes through, described installing hole (21) keeps cutter (1) perpendicular to hold-down devices moving direction, described first slide block is slidably connected in horizontal concrete chute (22) telescopic direction；

It is provided with guide chute and the cavity volume (51) for cutter movement, described cavity volume (51) is located at tool rest (5) in-described tool rest (5) Side surface, described cavity volume (51) be cylindrical slot, guide chute (52) be located at cavity volume (51) bottom land be located tool rest in；Described Two slide blocks slide in guide chute (52) and carry cutter cutter hub elastic, described guide chute in installing hole (21) (52) it is linear pattern, multistage line style or bending line style.

2. according to claim 1 a kind of abnormity aperture knife tool device it is characterised in that: under described hold-down devices include Gland (3) and down-pressed pole (4), described down-pressed pole (4) is detachably connected on described lower gland (3) by bolt.

3. according to claim 1 a kind of abnormity aperture knife tool device it is characterised in that: described tool rest (5) is in the form of a column, , with polygon, described level set (2) is socketed in institute for the section of described level set (2) inside opening (23) and described tool rest (5) State on tool rest (5), described level set (2) is fixedly connected on lower gland (3).

4. according to claim 1 a kind of abnormity aperture knife tool device it is characterised in that: described tool rest bottom is additionally provided with Mould rod (6) and mould rod positioner, described mould rod positioner includes closure (7), bearing (8) and bearing block (9), described mould Excellent (6) one end is fixedly connected on tool rest (5) bottom, and described bearing (8) is socketed on mould rod (6) outer wall, and bearing is arranged on bearing In seat (9).

5. a kind of abnormity aperture knife tool device according to claim 4 it is characterised in that: described mould rod (6) and tool rest (5) the relative other end is provided with screw thread, and described mould rod positioner also includes adjusting sleeve (10) and adjusting nut (11), described tune A whole set of (10) are set on the outer wall of mould rod, and described adjusting nut (11) is arranged on the end of thread of described mould rod to adjust locking institute State adjusting sleeve (10).

6. a kind of abnormity aperture knife tool device according to claim 4 it is characterised in that: described bearing (8) is at least Two, described bearing block (9) is provided with the installation portion installing bearing.

7. a kind of abnormity aperture knife tool device according to claim 4 it is characterised in that: described mould rod positioner is also Including jump ring (12), at described bearing block (9) inner ring, it is additionally provided with the draw-in groove of clamp jump ring (12).

8. according to claim 1 a kind of abnormity aperture knife tool device it is characterised in that: described guide chute (52) is in Linear pattern, guide chute (52) is obliquely installed in vertical direction.

9. according to claim 1 a kind of abnormity aperture knife tool device it is characterised in that: the installation on level set (2) Hole (21) side is connected with horizontal concrete chute (22) side.