CN207548480U - A kind of Deep-hole Grouting connecting rod - Google Patents
A kind of Deep-hole Grouting connecting rod Download PDFInfo
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- CN207548480U CN207548480U CN201721718344.1U CN201721718344U CN207548480U CN 207548480 U CN207548480 U CN 207548480U CN 201721718344 U CN201721718344 U CN 201721718344U CN 207548480 U CN207548480 U CN 207548480U
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- bar body
- fixed link
- connecting rod
- deep
- honing
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Abstract
The utility model is related to a kind of Deep-hole Grouting connecting rods, it is connected between lathe work head and honing knife, it can working depth for lengthen honing knife, honing connecting rod includes bar body, the one end of bar body is correspondingly connected with honing knife, honing connecting rod further includes the fixed link being connect with the other end of bar body, the docking mechanism that fixed link is docked with bar body activity, the propulsion arm for being threaded through fixed link and bar body inner circumferential slided, during processing, when honing knife radial force, bar body is relatively fixed bar deflection at docking mechanism.The Deep-hole Grouting connecting rod is made of two bars, pass through the docking of the docking mechanism of the utility model between fixed link and bar body, so that honing knife is carrying out ream deep hole, and when encountering cutter radial stressing conditions, it is deflected since bar body can be relatively fixed bar by the setting of docking mechanism, that is, the honing knife being connected in bar body can slightly deflect, and smoothly ream is carried out in entrance hole.
Description
Technical field
The utility model is related to a kind of Deep-hole Grouting connecting rods.
Background technology
At present, when carrying out Honing process to deeper deep hole, general honing knife is due to the limitation of length, Wu Fajia
The deeper deep hole of work, in the Honing process for carrying out deep hole, it usually needs install connecting rod additional on honing knife, and then lengthen it
Machinable depth, when meeting deep hole machining, to the length requirement of cutter, connecting rod it is radial and axial all can stress, connection
Bar works under a complicated stress state, and therefore, making requirement is very high, since connecting rod is to carry out installation pair with cutter
Connect, be not a complete global facility, thus the two can variant in axial concentricity, if connecting rod and cutter it
Between connect really up to the mark, when the coaxiality deviation of the two is not very big, the axle center in the hole after honing can be offset, that is, the position in hole
Precision reduces, if the coaxiality deviation of the two is larger, cutter is difficult in smooth access aperture, cutter can lateral force compared with
Greatly, broken cutter when serious, another situation if the connection floating between connecting rod and cutter is larger, connect in cutter
When touching hole to be processed, the deflection that cutter occurs is larger, i.e., cutter tilts larger, in such cases, if continued downfeed,
Then cutter can fracture.
Invention content
Technical problem to be solved in the utility model is to overcome the deficiencies of the prior art and provide a kind of Deep-hole Grouting connection
Bar, in honing knife radial force, meeting honing knife deflection, and smoothly in entrance hole.
In order to solve the above technical problems, the technical solution that the utility model is taken is as follows：
A kind of Deep-hole Grouting connecting rod, is connected between lathe work head and honing knife, for lengthening honing knife
Can working depth, honing connecting rod includes bar body, and one end and the honing knife of bar body be correspondingly connected with, honing connecting rod
It further includes the fixed link being connect with the other end of bar body, the docking mechanism for docking fixed link with bar body activity, slide
The propulsion arm for being threaded through fixed link and bar body inner circumferential, during processing, when honing knife radial force, bar body is in docking mechanism
Place is relatively fixed bar deflection, and the value of deflection angle is 0 ~ 1.2 °.
Preferably, docking mechanism includes the docking docked with fixed link that one end of the close fixed link of bar body is formed
Portion, the locking device for locking bar body and the axial phase of fixed link, docking section is formed with the axially extending installation along bar body
Slot, fixed link activity be plugged in mounting groove and can be in mounting groove intrinsic deflection.
Preferably, docking mechanism further include can universal rotational be set between fixed link and docking section along the circumferential direction between
Every multiple sphericals of distribution, after fixed link is docked with bar body cooperation, multiple sphericals contradict respectively fixed link with it is right
Between socket part, bar body can be relatively fixed bar by spherical and deflect.
Preferably, the side periphery of the close bar body of fixed link is formed with the spherical groove of multiple installing sphericals, right
The inner circumferential of socket part is formed with the multiple arc grooves axially extended being equipped with multiple spherical grooves, when fixed link and bar sheet
After body cooperation installation, spherical is contradicted between spherical groove and arc groove.Since spherical half is fastened in spherical groove
Half is fastened in arc groove, therefore, when lathe work head drives fixed link rotation, by the clamping of the spherical, is transmitted
Torque so that bar body follows the rotation of fixed link and rotates, and then honing knife is driven to carry out rotation ream deep hole processing, separately
Outside due to the clamping by spherical so that bar body can be relatively fixed bar and deflect, and then can in ream machining,
Honing knife can be entered in hole to be processed with correcting.
Preferably, the side periphery fixing sleeve of the close bar body of fixed link is connected to axle sleeve, and multiple spherical grooves are opened in
The periphery of axle sleeve and circumferentially spaced distribution.
Preferably, docking mechanism further includes the first thrust bearing and the second thrust contradicted respectively at the axial both ends of axle sleeve
Bearing.
Preferably, locking device include with docking section be screwed it is connection and it is opposite with fixed link contradict setting nut dress
It puts.
Preferably, nut apparatus includes the first nut being threadedly coupled with the inner circumferential of docking section and the periphery with the first nut
The second nut for being threadedly coupled and offseting with one end of docking section, one end of close the bar body of the first nut and the first thrust axis
It holds inconsistent.
Preferably, the inner circumferential of the first nut and the periphery of fixed link are formed with annular gap, and annular gap is provided with first
The inconsistent elastic ring of the inner circumferential of nut and the periphery of fixed link.Elasticity can provide soft when bar body is deflected for bar body
Property buffering, can also reduce bar body deflection when, the shock sound of the inner circumferential of the first nut and the periphery of fixed link.
Preferably, one end of the close fixed link of propulsion arm is provided with the bulb for being docked with the mandril of lathe work head
Protrusion, one end of the close bar body of propulsion arm is provided with docks bulb slot for the mandril with honing knife.The propulsion arm leads to
The mandril of propulsion arm and lathe work head and the top of honing knife can be ensured by crossing the bulb protrusion at both ends and the setting of bulb slot
Bar pushes propulsion arm in the mandril of lathe work head and then drives the mandril of honing knife in the axial docking that can stablize
During movement, the junction of three does not axially have displacement so that the distance of promotion is more preferably accurate, i.e., under the mandril of lathe work head
How many distance pushed away, the mandril of honing knife just moves how many distance, so as to but also reamer on honing knife radially to
The size of outer feed is accurate.
Preferably, one end of the separate fixed link of bar body is equipped with the threaded connecting sleeve for being docked with honing knife, bar
One end of the close fixed link of ontology is equipped with the connection gland for being docked with lathe work head.
Due to the implementation of above technical scheme, the utility model has the following advantages that compared with prior art：
The Deep-hole Grouting connecting rod of the utility model is made of two bars（Fixed link and bar body）, fixed link and bar body
Between pass through the docking of the docking mechanism of the utility model so that honing knife is carrying out ream deep hole, and encounter cutter radial
During stressing conditions, deflected since bar body can be relatively fixed bar by the setting of docking mechanism, that is, be connected in bar body
Honing knife can slightly deflect, and smoothly carry out ream in entrance hole, to avoid the seat in the hole caused by it cannot deflect
Scale value precision is low or the possibility that fractures, also avoid because deflect it is excessive caused by honing knife situation about fractureing（Cutter tilts, after
It is continuous to enter downwards, cutter can be caused to fracture）.Its is easy to use, high in machining efficiency, suitable for promoting the use of.
Description of the drawings
Fig. 1 is the whole schematic cross-sectional view of the honing connecting rod of the utility model；
The honing connecting rod and the schematic cross-sectional view after honing knife assembling that Fig. 2 is the utility model；
Fig. 3 is the schematic cross-sectional view of the bar body of the utility model；
Fig. 4 be Fig. 3 in A-A to structure diagram；
Fig. 5 is the schematic cross-sectional view of the fixed link of the utility model；
Wherein：1st, honing connecting rod；11st, fixed link；110th, axle sleeve；12nd, bar body；120th, docking section；1201；Installation
Slot；13rd, propulsion arm；131st, bulb protrusion；132nd, bulb slot；2nd, honing knife；31st, the first nut；32nd, the second nut；41st,
One thrust bearing；42nd, the second thrust bearing；50th, spherical；501st, spherical groove；502nd, arc groove；61st, gland is connected；62、
Threaded connecting sleeve；7th, elastic ring.
Specific embodiment
The utility model is described in more detail with specific embodiment below in conjunction with the accompanying drawings.
If Fig. 1 to Fig. 5 shows, a kind of Deep-hole Grouting connecting rod 1 is connected between lathe work head and honing knife 2, is used
In lengthen honing knife 2 can working depth, honing connecting rod 1 includes bar body 12, the one end of bar body 12 and honing knife
Tool 2 is correspondingly connected with, honing connecting rod 1 further includes the fixed link 11 connect with the other end of bar body 12, by fixed link 11 and
The docking mechanism of 12 activity docking of bar body, the propulsion arm 13 for being threaded through 12 inner circumferential of fixed link 11 and bar body slided, processing
When, when 2 radial force of honing knife, bar body 12 is relatively fixed bar 11 at docking mechanism and deflects, and the value of deflection angle is 0
~1.2°。
Specifically, one end formation of close the fixed link 11 of docking mechanism including bar body 12 is docked with fixed link 11
Docking section 120, the locking device for locking bar body 12 and the axial phase of fixed link 11, docking section 120 is formed with along bar body 12
Axially extending mounting groove 1201, the activity of fixed link 11 be plugged in mounting groove 1201 and can be in mounting groove 1201 partially
Turn.Docking mechanism further include can universal rotational be set on circumferentially spaced distribution between fixed link 11 and docking section 120
Multiple sphericals 50, after the cooperation of fixed link 11 and bar body 12 is docked, multiple sphericals 50 are contradicted respectively in fixed link 11
Between docking section 120, bar body 12 can be relatively fixed bar 11 by spherical 50 and deflect.
In this example, the side periphery of the close bar body 12 of fixed link 11 is formed with the spherical female of multiple installing sphericals 50
Slot 501（The side periphery fixing sleeve of the close bar body 12 of fixed link 11 is connected to axle sleeve 110, and multiple spherical groove 501 opens up
In the periphery of axle sleeve 110 and circumferentially spaced distribution）, the inner circumferential of docking section 120 is formed with matches with multiple spherical grooves 501
Multiple arc grooves 502 axially extended of setting are closed, after fixed link 11 and the cooperation installation of bar body 12, spherical 50 contradicts
Between spherical groove 501 and arc groove 502.（Arc is fastened on since 50 half of spherical is fastened on 501 inner half of spherical groove
In shape slot 502, therefore, when lathe work head drives fixed link 11 to rotate, by the clamping of the spherical 50, torque is transmitted,
So that bar body 12 follows the rotation of fixed link 11 and rotates, and then drives honing knife 2 to carry out rotation ream deep hole processing, separately
Outside due to the clamping by spherical 50 so that bar body 12 can be relatively fixed bar 11 and deflect, and then can be in ream
During processing, honing knife 2 can be entered in hole to be processed with correcting）
Further, locking device includes being screwed connecting with docking section 120 and be set with the conflict relatively of fixed link 11
Put nut apparatus.Docking mechanism is further included to contradict respectively and be pushed away in first thrust bearing 41 at the axial both ends of axle sleeve 110 and second
Power bearing 42, nut apparatus include the first nut 31 for being threadedly coupled with the inner circumferential of docking section 120 and with the first nut 31 outside
The second nut 32 that week is threadedly coupled and offsets with one end of docking section 120, one end of the close bar body 12 of the first nut 31
It is inconsistent with the first thrust bearing 41.Since the deflection angle of bar body 12 cannot be too big, therefore respectively clamp and push away before and after axle sleeve 110
Power bearing, after screwing the first nut 31 and the second nut 32 in this way, 12 amount of deflection of bar body is controllable in proper range, so as to
Ensure honing quality, reach Design Requirement Drawing.
Further, the inner circumferential of the first nut 31 is formed with annular gap, annular gap setting with the periphery of fixed link 11
There are the inner circumferential of the first nut 31 and the inconsistent elastic ring 7 in periphery of fixed link 11.Elasticity can be when bar body 12 deflects
Bar body 12 provides flexible buffer, when can also reduce bar body 12 and deflecting, the inner circumferential of the first nut 31 and fixed link 11 it is outer
The shock sound in week.One end of the close fixed link 11 of propulsion arm 13 is provided with the ball for being docked with the mandril of lathe work head
Head protrusion 131, one end of the close bar body 12 of propulsion arm 13 is provided with to dock bulb slot with the mandril of honing knife 2
132.The setting of bulb protrusion 131 and bulb slot 132 that the propulsion arm 13 passes through both ends can ensure propulsion arm 13 and lathe worker
Make the docking that can stablize of the mandril of head and the mandril of honing knife 2 in axial direction, i.e., push and push up in the mandril of lathe work head
During the mandril movement of push rod 13 and then drive honing knife 2, the junction of three does not axially have displacement so that the distance of promotion
More preferably precisely, i.e., how many distance being pushed away under the mandril of lathe work head, the mandril of honing knife 2 just moves how many distance, so as to
So that the size of the reamer radially feed on honing knife 2 is accurate.Reamer on honing knife 2 is can be along diameter
To outside feed, feed pushes down on realization by the mandril of honing knife 2, i.e., leads to the thrust in vertical direction of push rod
It crosses cone structure and is converted into the power that reamer moves radially, be not described in this example.
In addition, one end of the separate fixed link 11 of bar body 12 is equipped with the threaded connecting sleeve for being docked with honing knife 2
62, one end of the close fixed link 11 of bar body 12 is equipped with the connection gland 61 for being docked with lathe work head.
In conclusion the Deep-hole Grouting connecting rod of the utility model is made of two bars（Fixed link and bar body）, it is fixed
Pass through the docking of the docking mechanism of the utility model between bar and bar body so that honing knife is carrying out ream deep hole, and meet
During to cutter radial stressing conditions, deflected since bar body can be relatively fixed bar by the setting of docking mechanism, that is, be connected to
Honing knife in bar body can slightly deflect, and smoothly carry out ream in entrance hole, be led to avoid due to that cannot deflect
The coordinate value precision in the hole of cause is low or the possibility that fractures, also avoid because deflect it is excessive caused by honing knife situation about fractureing
（Cutter tilts, and continuation enters downwards, cutter can be caused to fracture）.Its is easy to use, high in machining efficiency, suitable for promoting the use of.
The utility model is described in detail above, its object is to allow the personage for being familiar with this field technology can be much of that
It solves the content of the utility model and is implemented, the scope of protection of the utility model can not be limited with this, it is all according to this practicality
The equivalent change or modification that novel Spirit Essence is made should all cover within the protection scope of the present utility model.
Claims (10)
1. a kind of Deep-hole Grouting connecting rod, is connected between lathe work head and honing knife, for lengthening honing knife
Can working depth, the honing connecting rod includes bar body, and the one end of the bar body is correspondingly connected with the honing knife,
It is characterized in that：The honing connecting rod further includes the fixed link being connect with the other end of the bar body, by the fixation
Docking mechanism that bar is docked with the bar body activity, the propulsion arm for being threaded through the fixed link and bar body inner circumferential slided,
During processing, when the honing knife radial force, the bar body relatively described fixed link deflection at the docking mechanism, and
The value of deflection angle is 0 ~ 1.2 °.
2. Deep-hole Grouting connecting rod according to claim 1, it is characterised in that：The docking mechanism includes the bar body
Close to the fixed link one end formed docking section dock with the fixed link, by the bar body and fixed link axial direction
The mutually locking device of locking, the docking section are formed with the axially extending mounting groove along the bar body, and the fixed link is lived
It is dynamic to be plugged in the mounting groove and be in the mounting groove intrinsic deflection.
3. Deep-hole Grouting connecting rod according to claim 2, it is characterised in that：The docking mechanism further includes can be universal turn
Multiple sphericals of the dynamic circumferentially spaced distribution being set between the fixed link and docking section, when the fixed link with
After the bar body cooperation docking, multiple sphericals are contradicted respectively between the fixed link and the docking section, institute
Stating bar body being capable of relatively described fixed link deflection by the spherical.
4. Deep-hole Grouting connecting rod according to claim 3, it is characterised in that：The close bar body of the fixed link
Side periphery be formed with the spherical grooves of multiple installings sphericals, the inner circumferential of the docking section be formed with it is the multiple
Multiple arc grooves axially extended that spherical groove is equipped with, after the fixed link and bar body cooperation installation,
The spherical is contradicted between the spherical groove and arc groove.
5. Deep-hole Grouting connecting rod according to claim 4, it is characterised in that：The close bar body of the fixed link
Side periphery fixing sleeve be connected to axle sleeve, multiple spherical grooves are opened in the periphery of the axle sleeve and circumferentially spaced
Distribution.
6. Deep-hole Grouting connecting rod according to claim 5, it is characterised in that：The docking mechanism further includes to be contradicted respectively
The first thrust bearing and the second thrust bearing at the axial both ends of the axle sleeve.
7. Deep-hole Grouting connecting rod according to claim 6, it is characterised in that：The locking device includes docking with described
Portion be screwed it is connection and it is opposite with the fixed link contradict setting nut apparatus.
8. Deep-hole Grouting connecting rod according to claim 7, it is characterised in that：The nut apparatus includes docking with described
The first nut that the inner circumferential in portion is threadedly coupled and be threadedly coupled with the periphery of first nut and with one end of the docking section
The second nut to offset, one end of the close bar body of first nut and first thrust bearing are inconsistent.
9. Deep-hole Grouting connecting rod according to claim 8, it is characterised in that：The inner circumferential of first nut with it is described solid
The periphery of fixed pole is formed with annular gap, the annular gap be provided with first nut inner circumferential and the fixed link it is outer
All inconsistent elastic rings.
10. Deep-hole Grouting connecting rod according to claim 1, it is characterised in that：The propulsion arm close to described solid
One end of fixed pole is provided with the bulb protrusion for being docked with the mandril of lathe work head, the close bar sheet of the propulsion arm
One end of body is provided with docks bulb slot for the mandril with honing knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721718344.1U CN207548480U (en) | 2017-12-12 | 2017-12-12 | A kind of Deep-hole Grouting connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721718344.1U CN207548480U (en) | 2017-12-12 | 2017-12-12 | A kind of Deep-hole Grouting connecting rod |
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| Publication Number | Publication Date |
|---|---|
| CN207548480U true CN207548480U (en) | 2018-06-29 |
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ID=62662698
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721718344.1U Active CN207548480U (en) | 2017-12-12 | 2017-12-12 | A kind of Deep-hole Grouting connecting rod |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115545A (en) * | 2017-12-12 | 2018-06-05 | 苏州信能精密机械有限公司 | A kind of Deep-hole Grouting connecting rod |
-
2017
- 2017-12-12 CN CN201721718344.1U patent/CN207548480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115545A (en) * | 2017-12-12 | 2018-06-05 | 苏州信能精密机械有限公司 | A kind of Deep-hole Grouting connecting rod |
| CN108115545B (en) * | 2017-12-12 | 2024-01-09 | 苏州信能精密机械有限公司 | Deep hole honing connecting rod |
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