CN206448815U - A kind of height adjustable falling-proof type hobboing cutter locking device - Google Patents
A kind of height adjustable falling-proof type hobboing cutter locking device Download PDFInfo
- Publication number
- CN206448815U CN206448815U CN201720064913.9U CN201720064913U CN206448815U CN 206448815 U CN206448815 U CN 206448815U CN 201720064913 U CN201720064913 U CN 201720064913U CN 206448815 U CN206448815 U CN 206448815U
- Authority
- CN
- China
- Prior art keywords
- hobboing cutter
- groove
- locating surface
- support block
- cushion block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model is related to a kind of height adjustable falling-proof type hobboing cutter locking device, including tool rest, support block, compact heap, hobboing cutter, cushion block, support block is located at hobboing cutter both sides, it is fixed on by supporting screw on tool rest, support block is provided with groove, and the cutter shaft of hobboing cutter is in the grooves；Compact heap is fixed in groove by housing screw；First through hole is provided with the bottom wall and tool rest correspondence position of support block, cushion block passes through first through hole；The cutter shaft of hobboing cutter includes the first locating surface, the second locating surface and the 3rd locating surface, and the first locating surface contacts positioning with compact heap, and the second locating surface contacts positioning with the bottom wall of groove, and the 3rd locating surface contacts positioning with cushion block.The utility model is simple in construction, accurate positioning, fixed reliable, is easy to hobboing cutter to change, and can easily adjust hobboing cutter height, reduce the generation of hobboing cutter dropping situations.
Description
Technical field
The utility model is related to shield machine technical field, more particularly to a kind of height adjustable falling-proof type hobboing cutter locking dress
Put.
Background technology
When shield machine is tunneled on tunneling boring rock stratum, soft or hard uneven and higher sandy gravel content stratum, installation is relied primarily on
Hobboing cutter on cutterhead roll crushing to excavation face reaches excavation purpose.During hobboing cutter destruction excavation face, if
The abrasion of hobboing cutter cutter ring exceedes permissible value or occurs situations such as cutter ring eccentric wear, fracture, it is necessary to change hobboing cutter；Simultaneously because hobboing cutter
Larger alternate load is born in the course of the work, vibration is big, easily cause the damage of hobboing cutter and cause because connector loosens
The phenomenon that hobboing cutter comes off.In addition, needing to adjust the height of hobboing cutter under the conditions of some to increase the digging diameter of deep bid.Therefore develop
It is a kind of to fix the problem that simple and reliable, height adjustable falling-proof type hobboing cutter locking device is a urgent need solution.
The content of the invention
To solve existing technical problem, the utility model provides a kind of height adjustable falling-proof type hobboing cutter and locks dress
Put.
Particular content of the present utility model is as follows：A kind of height adjustable falling-proof type hobboing cutter locking device, including tool rest, branch
Bracer, compact heap, hobboing cutter, cushion block, the support block are located at hobboing cutter both sides, are fixed on by supporting screw on tool rest, support block
Provided with groove, the cutter shaft of hobboing cutter is in the grooves；The compact heap is fixed in groove by housing screw；At the bottom of support block
First through hole is provided with wall and tool rest correspondence position, cushion block passes through first through hole；The cutter shaft of the hobboing cutter include the first locating surface,
Second locating surface and the 3rd locating surface, first locating surface contact the bottom wall of positioning, the second locating surface and groove with compact heap
Contact positioning, the 3rd locating surface contacts positioning with cushion block.
Further, the tool rest center is provided with the perforate for being used for placing hobboing cutter blade, and the both sides up and down of perforate are provided with use
In the mounting groove for installing support block.Ensure that hobboing cutter can successfully be worked, installs and removed.Both sides up and down herein refer to
The vertical both sides of the cutter shaft of hobboing cutter.Rectangular cross-section can be set in perforate, and corner is set to fillet.
Further, the support block top is higher than tool rest top.Due to being provided with groove, other important portions in support block
Part such as compact heap, cushion block is all disposed within groove, therefore the space that groove needs is larger, and support block top carries cushion block
Pressure, it is therefore desirable to have certain thickness, support block top is set and is higher than tool rest, can make the thickness on support block top increases,
The fastness of intensifier.
Further, the second through hole is provided with groove bottom wall and tool rest correspondence position, housing screw passes through the second through hole, pressure
Tight block with the first locating surface while contact, another side is contacted with recess sidewall.For compact heap, it is necessary to compress cutter shaft, make cutter shaft
It can be fixed in groove, it is therefore desirable to the positioning for being easy to cutter shaft is simultaneously contacted with the first locating surface, another side connects with groove
Touch, it is ensured that compress effect, in order to ensure compact heap uniform force, the opposite face in the face that compact heap can be contacted with the first locating surface
Contacted with recess sidewall.
Further, the support block top is provided with cushion block screwing through hole, the cushion block top directly over first through hole
It is connected with the roof of groove, cushion block is by cushion block mode connects for screw on support block top.Cushion block is contacted with the 3rd locating surface, it is necessary to logical
Cross cushion block screw it is fixed, cushion block screw one is easy to check that cushion block screw is consolidated through to the upper surface on support block top
Determine the situation of cushion block, it is ensured that closely connected between cushion block and support block.
Further, the both sides of first through hole are alignd with the 3rd locating surface and recess sidewall of cutter shaft respectively, first through hole
Diameter be not less than orthographic projection of the cutter shaft on groove bottom wall length.By first through hole design at the edge of groove, pad can be made
One side of block connects with the side wall of groove, cushion block stress during installation is passed to support block, if cushion block not with recess sidewall
Contact, then cushion block stress is excessive, is easily damaged, and occurs security incident；The diameter of first through hole is not less than cutter shaft in groove bottom wall
On orthographic projection length ensure cutter shaft can be passed through from first through hole, be easy to the replacing and installation of hobboing cutter, first through hole
Diameter is also unsuitable excessive, otherwise cushion block can be caused excessive, waste of materials, structure design is unreasonable, the diameter of first through hole can be set
Put long less than the diameter of cutter shaft.
Further, the bottom surface of first locating surface and groove forms inclination angle, and angle of inclination is 45-90 degree.Herein
Angle of inclination refer to less angle in the inclination angle that the bottom surface of the first locating surface and groove is formed.First locating surface is designed to incline
Oblique locating surface, just forms self-locking structure, is connect in the second locating surface and the groove bottom wall of cutter shaft between such cutter shaft and compact heap
In the case that tactile positioning, the 3rd locating surface contact positioning with cushion block, it is ensured that the position of hobboing cutter is completely fixed, and is reached reliably
Lock the purpose of hobboing cutter.
The application method of hobboing cutter locking device of the present utility model is as follows, and support block first is arranged on into tool rest by supporting screw
Both sides, by compact heap install in a groove, housing screw is not tightened, and hobboing cutter is installed in groove, make the second locating surface with it is recessed
Groove bottom wall is contacted, and is installed cushion block, and is fixed on cushion block screw in support block, it is ensured that between the 3rd locating surface and cushion block, first
Contact good between locating surface and compact heap, then tighten housing screw.Fixed because three locating surfaces of cutter shaft are all positioned,
Therefore cutter shaft ensure that fixed effect in the groove of support block, in shield machine tunneling process, the height to adjust hobboing cutter
Degree, it is only necessary to change support block, height that the distance between the groove of support block and bottom wall need according to hobboing cutter is adjusted, you can
Realize the regulation of hobboing cutter height.In shield machine tunneling process, if the abrasion of hobboing cutter cutter ring exceedes its permissible value, or cutter ring
Occur eccentric wear, the situation of fracture, it is necessary to which when changing hobboing cutter, attendant can unclamp housing screw, then unclamp simultaneously from the cutterhead back side
Cushion block screw is removed, then removes cushion block, the cutter shaft of hobboing cutter is taken out from first through hole, then new hobboing cutter is changed, cushion block is used
Screw fixes cushion block, then tightens housing screw, you can complete the replacing of hobboing cutter.Due to the special construction of this locking mode, only
Support block and cushion block is wanted not to fall off, even if compact heap loose or dislocation, hobboing cutter will not also come off from tool rest.
The beneficial effects of the utility model：Simple in construction, accurate positioning is fixed reliable, is easy to hobboing cutter to change, can facilitate
Ground adjustment hobboing cutter height, reduces the generation of hobboing cutter dropping situations.
Brief description of the drawings
Embodiment of the present utility model is further elucidated below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of height adjustable falling-proof type hobboing cutter locking device of the present utility model；
Fig. 2 is Fig. 1 top view；
Fig. 3 is Fig. 1 upward view.
Embodiment
With reference to Fig. 1-Fig. 3, a specific embodiment of the present utility model is as follows：A kind of height adjustable falling-proof type hobboing cutter lock
Tight device, including tool rest 1, support block 3, compact heap 4, hobboing cutter 6, cushion block 7, support block 3 are located at the both sides of hobboing cutter 6, by supporting spiral shell
Nail 2 is fixed on tool rest 1, and support block 3 is provided with groove 30, and the cutter shaft 60 of hobboing cutter 6 is located in groove 30；Compact heap 4 is by compressing
Screw 5 is fixed in groove 30；First through hole 31 is provided with the bottom wall and the correspondence position of tool rest 1 of support block 3, cushion block 7 is passed through
First through hole 31；The cutter shaft 60 of hobboing cutter 6 includes the first locating surface 61, the second locating surface 62 and the 3rd locating surface 63, the first positioning
Face 61 contacts positioning with compact heap 4, and the second locating surface 62 contacts positioning, the 3rd locating surface 63 and cushion block 7 with the bottom wall of groove 30
Contact positioning.
The present embodiment is preferred, and the center of tool rest 1 is provided with the perforate for being used for placing the blade of hobboing cutter 6, the both sides up and down of perforate are set
There is the mounting groove for installing support block 3.Ensure that hobboing cutter 6 can successfully be worked, installs and removed.Both sides up and down herein refer to
Be the both sides vertical with the cutter shaft 60 of hobboing cutter 6.Rectangular cross-section can be set in perforate, and corner is set to fillet.
The present embodiment is preferred, and the top of support block 3 is higher than the top of tool rest 1.Due to being provided with groove 30 in support block 3, other
Important component such as compact heap 4, cushion block 7 be all disposed within groove 30, therefore groove 30 need space it is larger, support block 3
Top carries the pressure of cushion block 7, it is therefore desirable to have certain thickness, and the top of support block 3 is set and is higher than tool rest 1, can make branch
The thickness increase on the top of bracer 3, the fastness of intensifier.
The present embodiment is preferred, is provided with the second through hole 32 on the bottom wall of groove 30 and the correspondence position of tool rest 1, housing screw 5 is worn
The second through hole 32 is crossed, the one side of compact heap 4 is contacted with the first locating surface 61, another side is contacted with the side wall of groove 30.For compact heap
4, it is necessary to compress cutter shaft 60, cutter shaft 60 is fixed in groove 30, it is therefore desirable to simultaneously to be contacted with the first locating surface 61
It is easy to the positioning of cutter shaft 60, another side is contacted with groove 30, it is ensured that compress effect, can be by order to ensure the uniform force of compact heap 4
The opposite face in the face that compact heap 4 is contacted with the first locating surface 61 is contacted with the side wall of groove 30.
The present embodiment is preferred, and the top of support block 3 is provided with the through hole of cushion block screw 8 directly over first through hole 31, cushion block 7 is pushed up
End is connected with the roof of groove 30, and cushion block 7 is connected to the top of support block 3 by cushion block screw 8.The locating surface 63 of cushion block 7 and the 3rd
Contact is, it is necessary to which it is fixed by cushion block screw 8, and cushion block screw 8 one is easy to through to the upper surface on the top of support block 3
Check that cushion block screw 8 fixes the situation of cushion block 7, it is ensured that closely connected between cushion block 7 and support block 3.
The present embodiment is preferred, the 3rd locating surface 63 and the side wall of groove 30 of the both sides of first through hole 31 respectively with cutter shaft 60
Alignment, the diameter of first through hole 31 is not less than the length of orthographic projection of the cutter shaft 60 on the bottom wall of groove 30.First through hole 31 is set
Meter can make one side of cushion block 7 connect with the side wall of groove 30, the stress of cushion block 7 during installation is transmitted at the edge of groove 30
To support block 3, if cushion block 7 is not contacted with the side wall of groove 30, the stress of cushion block 7 is excessive, is easily damaged, and occurs security incident；The
The diameter of one through hole 31 ensures that cutter shaft 60 can be logical from first not less than the length of orthographic projection of the cutter shaft 60 on the bottom wall of groove 30
Passed through in hole 31, be easy to the replacing and installation of hobboing cutter 6, the diameter of first through hole 31 is also unsuitable excessive, otherwise can cause the mistake of cushion block 7
Greatly, waste of materials, structure design is unreasonable, and the settable diameter less than cutter shaft 60 of diameter of first through hole 31 is long.
The present embodiment is preferred, and the bottom surface of the first locating surface 61 and groove 30 forms inclination angle, angle of inclination is 45-90
Degree.Angle of inclination herein refers to less angle in the inclination angle that the bottom surface of the first locating surface 61 and groove 30 is formed.First determines
Plane 61 is designed to inclined locating surface, self-locking structure is just formed between such cutter shaft 60 and compact heap 4, the second of cutter shaft 60
Locating surface 62 contacted with the bottom wall of groove 30 positioning, the 3rd locating surface 63 contacted with cushion block 7 positioning in the case of, it is ensured that hobboing cutter
6 position is completely fixed, and reaches the purpose for reliably locking hobboing cutter 6.To obtain more preferable fixed effect, the first locating surface 61 can
It is set to tilt to the direction of cushion block 7, i.e., one side that compact heap 4 is contacted with the first locating surface 61 is in shape wide at the top and narrow at the bottom.
The locking device structure of the present embodiment is simple, accurate positioning, fixed reliable, is easy to hobboing cutter to change, can be easily
Hobboing cutter height is adjusted, the generation of hobboing cutter dropping situations is reduced.
The application method of the hobboing cutter locking device of the present embodiment is as follows, and support block 3 first is arranged on into tool rest by supporting screw 2
1 both sides, compact heap 4 are arranged in groove 30, housing screw 5 is not tightened, and hobboing cutter 6 is installed in groove 30, make second to determine
Plane 62 is contacted with the bottom wall of groove 30, installs cushion block 7, and be fixed in support block 3 with cushion block screw 8, it is ensured that the 3rd locating surface
Contact good between 63 and cushion block 7, between the first locating surface 61 and compact heap 4, then tighten housing screw 5.Due to cutter shaft 60
Three locating surfaces are all positioned and fixed, therefore cutter shaft 60 ensure that fixed effect in the groove 30 of support block 3, in shield
In machine tunneling process, the height to adjust hobboing cutter 6, it is only necessary to support block 3 is changed, between the groove 30 and bottom wall of support block 3
The distance height that is needed according to hobboing cutter 6 adjust, you can realize the regulation of the height of hobboing cutter 6.In shield machine tunneling process, such as
The abrasion of the cutter ring of fruit hobboing cutter 6 exceedes its permissible value, or eccentric wear, the situation of fracture occur for cutter ring, it is necessary to when changing hobboing cutter 6, tie up
Shield personnel can unclamp housing screw 5 from the cutterhead back side, then unclamp and remove cushion block screw 8, then remove cushion block 7, by hobboing cutter 6
Cutter shaft 60 is taken out from first through hole 31, then new hobboing cutter 6 is changed, and is fixed cushion block 7 with cushion block screw 8, then tighten compression
Screw 5, you can complete the replacing of hobboing cutter 6.Due to the special construction of this locking mode, as long as support block 3 and cushion block 7 are not fallen off,
Even if the loose or dislocation of compact heap 4, hobboing cutter 6 will not also come off from tool rest 1.
Many details are elaborated in the above description to fully understand the utility model.But above description
Only it is preferred embodiment of the present utility model, the utility model can be come with being much different from other manner described here
Implement, therefore the utility model is not limited by specific implementation disclosed above.Any those skilled in the art exist simultaneously
Do not depart under technical solutions of the utility model ambit, it is all new to this practicality using the methods and techniques content of the disclosure above
Type technical scheme makes many possible variations and modification, or is revised as the equivalent embodiment of equivalent variations.It is every without departing from this
The content of utility model technical scheme, any is simply repaiied according to technical spirit of the present utility model to made for any of the above embodiments
Change, equivalent variations and modification, in the range of still falling within technical solutions of the utility model protection.
Claims (7)
1. a kind of height adjustable falling-proof type hobboing cutter locking device, it is characterised in that：Including tool rest (1), support block (3), compress
Block (4), hobboing cutter (6) and cushion block (7), the support block (3) are located at hobboing cutter (6) both sides, and support block (3) passes through supporting screw (2)
It is fixed on tool rest (1), support block (3) is provided with groove (30), the cutter shaft (60) of hobboing cutter (6) is located in groove (30)；The pressure
Tight block (4) is fixed in groove (30) by housing screw (5)；Opened on the bottom wall and tool rest (1) correspondence position of support block (3)
There is first through hole (31), cushion block (7) passes through first through hole (31)；The cutter shaft (60) of the hobboing cutter (6) includes the first locating surface
(61), the second locating surface (62) and the 3rd locating surface (63), first locating surface (61) contact positioning with compact heap (4), the
Two locating surfaces (62) contact positioning with the bottom wall of groove (30), and the 3rd locating surface (63) contacts positioning with cushion block (7).
2. height adjustable falling-proof type hobboing cutter locking device according to claim 1, it is characterised in that：The tool rest (1)
Center is provided with the perforate for being used for placing hobboing cutter blade, and the both sides up and down of perforate are provided with the mounting groove for being used for installing support block (3).
3. height adjustable falling-proof type hobboing cutter locking device according to claim 1, it is characterised in that：The support block
(3) top is higher than tool rest (1) top.
4. height adjustable falling-proof type hobboing cutter locking device according to claim 1, it is characterised in that：Groove (30) bottom wall
Be provided with the second through hole (32) on tool rest correspondence position, housing screw (5) pass through the second through hole (32), compact heap (4) while with
First locating surface (61) is contacted, and another side is contacted with groove (30) side wall.
5. height adjustable falling-proof type hobboing cutter locking device according to claim 1, it is characterised in that：The cushion block (7)
Top is connected with the roof of groove (30), and cushion block (7) is connected to support block (3) top by cushion block screw (8).
6. height adjustable falling-proof type hobboing cutter locking device according to claim 1, it is characterised in that：First through hole (31)
Both sides alignd respectively with the 3rd locating surface (63) and groove (30) side wall of cutter shaft (60), the diameter of first through hole (31) is not small
In the length of orthographic projection of the cutter shaft (60) on groove (30) bottom wall.
7. height adjustable falling-proof type hobboing cutter locking device according to claim 1, it is characterised in that：First positioning
Face (61) and the bottom surface of groove (30) form inclination angle, and angle of inclination is 45-90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720064913.9U CN206448815U (en) | 2017-01-19 | 2017-01-19 | A kind of height adjustable falling-proof type hobboing cutter locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720064913.9U CN206448815U (en) | 2017-01-19 | 2017-01-19 | A kind of height adjustable falling-proof type hobboing cutter locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206448815U true CN206448815U (en) | 2017-08-29 |
Family
ID=59667731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720064913.9U Withdrawn - After Issue CN206448815U (en) | 2017-01-19 | 2017-01-19 | A kind of height adjustable falling-proof type hobboing cutter locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206448815U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640104A (en) * | 2017-01-19 | 2017-05-10 | 徐工集团凯宫重工南京有限公司 | Height-adjustable anti-falling type hob locking device |
| CN107642365A (en) * | 2017-10-09 | 2018-01-30 | 中国铁建重工集团有限公司 | A kind of hob holder changes positioner and shield machine |
| CN109057814A (en) * | 2018-10-08 | 2018-12-21 | 中铁隧道局集团有限公司 | A kind of disk cutter force measuring structure |
| CN110295919A (en) * | 2019-07-10 | 2019-10-01 | 盾构及掘进技术国家重点实验室 | It is a kind of for installing the tool-apron structure of hobboing cutter |
-
2017
- 2017-01-19 CN CN201720064913.9U patent/CN206448815U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640104A (en) * | 2017-01-19 | 2017-05-10 | 徐工集团凯宫重工南京有限公司 | Height-adjustable anti-falling type hob locking device |
| CN106640104B (en) * | 2017-01-19 | 2019-09-03 | 徐工集团凯宫重工南京有限公司 | A kind of adjustable falling-proof type hobboing cutter locking device of height |
| CN107642365A (en) * | 2017-10-09 | 2018-01-30 | 中国铁建重工集团有限公司 | A kind of hob holder changes positioner and shield machine |
| CN107642365B (en) * | 2017-10-09 | 2024-04-19 | 中国铁建重工集团股份有限公司 | Hobbing cutter blade holder replacement positioning device and shield machine |
| CN109057814A (en) * | 2018-10-08 | 2018-12-21 | 中铁隧道局集团有限公司 | A kind of disk cutter force measuring structure |
| CN110295919A (en) * | 2019-07-10 | 2019-10-01 | 盾构及掘进技术国家重点实验室 | It is a kind of for installing the tool-apron structure of hobboing cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170829 Effective date of abandoning: 20190903 |