CN205382939U - Removable formula hobbing cutter device of ordinary pressure - Google Patents
Removable formula hobbing cutter device of ordinary pressure Download PDFInfo
- Publication number
- CN205382939U CN205382939U CN201620192910.9U CN201620192910U CN205382939U CN 205382939 U CN205382939 U CN 205382939U CN 201620192910 U CN201620192910 U CN 201620192910U CN 205382939 U CN205382939 U CN 205382939U
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- seat
- gate
- hobboing cutter
- hobbing cutter
- normal pressure
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a removable formula hobbing cutter device of ordinary pressure, its mount pad that includes the hobbing cutter, mount pad include front end housing, rear and seat, and the front end housing is uncovered form, seat closing cap in the back tip of rear, mount pad still including can be in the rear the flexible seat of gliding hobbing cutter, the hobbing cutter is installed on the flexible seat of hobbing cutter, the mount pad still includes when hobbing cutter income rear, seals up the gate valve mechanism in the rear with the hobbing cutter. This practicality utilize hob head and screw rod with seat, the flexible seat of hobbing cutter and hobbing cutter are whole pull middle section and rear into in to utilizing the gate sealed, preventing the anterior muddy water refluence of hobbing cutter, make operating personnel can carry out the hobbing cutter under the ordinary pressure and change, very big ground improves changes hobbing cutter efficiency and security.
Description
Technical field
This utility model relates to a kind of shield excavation machine, particularly to a kind of normal pressure changeable type hob device for shield excavation machine.
Background technology
Shield excavation machine hobboing cutter is easy to wear, and number of changing knife is more, and difficulty is relatively big, and tool changing safety and reliability is relatively low.In the prior art, less for hobboing cutter technical research replaceable under its normal pressure, generally tool change time accounts for full-time 10%-20%, and this wastes substantial amounts of manpower and materials and time, the conditions such as high soil pressure when in addition constructing, hydraulic pressure, add the difficulty of tool changing construction.Although the application that application number is 201510261670.3 discloses a kind of girff that two-way can change hobboing cutter, but it still cannot change hobboing cutter at ambient pressure.Therefore, for the time of saving, reduce tool changing expense, improve tool changing efficiency and safety, be badly in need of developing the hobboing cutter tool changing device under a kind of normal pressure.
Summary of the invention
The purpose of this utility model is to provide a kind of normal pressure changeable type hob device being greatly enhanced and changing hobboing cutter efficiency and safety.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: a kind of normal pressure changeable type hob device, it includes the mounting seat of hobboing cutter, described mounting seat includes drive end bearing bracket, rear and seat, described drive end bearing bracket is uncovered shape, described seat is covered in the rearward end of described rear, described mounting seat also includes the hobboing cutter telescopic stand that can slide in rear, described hobboing cutter is installed on described hobboing cutter telescopic stand, when described mounting seat is additionally included in described hobboing cutter income rear, described hobboing cutter is sealed in the gate valve mechanism in rear.
Optimizing, described gate valve mechanism is arranged at the leading section of described drive end bearing bracket, described gate valve mechanism include valve lock casing, at least one can seal the gate of the leading section being covered on described drive end bearing bracket after stretching out in described valve lock casing.
Optimize, being provided with stage casing between described drive end bearing bracket and described rear, described gate valve mechanism includes the valve lock casing being connected on lateral wall, described stage casing, the gate that at least one can stretch out in described valve lock casing and after the sidewall in the described stage casing of traverse, sealing is covered on the leading section of described rear.
More optimizing, described gate is rear wall towards the sidewall of the side of seat, and described stage casing sidewall offers the notch inserted for described gate, and the side that described notch is relative with described rear wall is provided with the sealing ring around gate rear wall surrounding.
Further, it is provided with sealing strip around the described notch inwall of described gate lateral wall circumference.
Further, described notch is provided with the briquetting fixing for sealing strip carries out extruding.
More optimizing, each described gate is provided with a guide post, and described guide post is rotationally connected with in described valve lock casing, and described gate is connected by contiguous block with described guide post, and described contiguous block is connected with described guide rod thread.
Optimize, normal pressure changeable type hob device also includes the hob head being removably installed in described rear rearward end, described hob head includes the supporting seat, the gripper shoe that are connected with described rear, described gripper shoe parallels setting with seat, it is offered porose, described seat and described hobboing cutter telescopic stand are fixedly connected, and threaded on described seat have by rotarily driving the screw rod that described seat, hobboing cutter telescopic stand and hobboing cutter move integrally, and described screw rod is rotationally connected with in described hole.
Optimize, described rear offers and enters the oil filler point between hobboing cutter telescopic stand and rear contact surface for lubricating oil.
More optimizing, the rear inwall of described oil filler point both sides is equipped with two sealing rings.
Owing to technique scheme is used, this utility model compared with prior art has the advantage that this practicality utilizes hob head and screw rod to pull in stage casing and rear by seat, hobboing cutter telescopic stand and hobboing cutter entirety, and utilize gate to seal, prevent hobboing cutter front portion muddy water from flowing backwards, enable an operator to carry out at ambient pressure hobboing cutter replacing, improve replacing hobboing cutter efficiency and safety greatly.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is change formula hobboing cutter dismounting flow chart under normal pressure；
In the figures above: 1, mounting seat；2, drive end bearing bracket；3, stage casing；4, rear；5, gate valve mechanism；6, seat；7, disk；8, hob head；9, hobboing cutter telescopic stand；10, hobboing cutter；11, oil filler point；12, sealing ring；13, valve lock casing；14, gate；15, the first gate；16, the second gate；17, briquetting；18, guide post；19, contiguous block；20, supporting seat；21, gripper shoe；22, screw rod；23, the first bolt；24, the second bolt；25, the 3rd bolt；26, sealing ring；27, sealing strip.
Detailed description of the invention
Below in conjunction with embodiment shown in the drawings, this utility model is further described.
As it is shown in figure 1, this normal pressure changeable type hob device includes the mounting seat 1 of hobboing cutter 10, mounting seat 1 includes drive end bearing bracket 2, stage casing 3, rear 4, gate valve mechanism 5, seat 6 and is connected to the disk 7 of seat 6 tail end, and stage casing 3 is located between drive end bearing bracket 2 and rear 4.Normal pressure changeable type hob device also includes the hob head 8 being removably installed in rear 4 rearward end.
Drive end bearing bracket 2 is in uncovered shape, seat 6 is covered in the rearward end of rear 4, mounting seat 1 also includes the hobboing cutter telescopic stand 9 that can slide in rear 4, and hobboing cutter 10 is installed on hobboing cutter telescopic stand 9, rear 4 offers and enters the oil filler point 11 between hobboing cutter telescopic stand 9 and rear 4 contact surface for lubricating oil.Rear 4 inwall of oil filler point 11 both sides is equipped with two sealing rings 12.
When rear 4 taken in by hobboing cutter 10, hobboing cutter 10 is sealed in rear 4 by gate valve mechanism 12.Gate valve mechanism 5 includes the valve lock casing 13 being connected on lateral wall, stage casing 3, the gate 14 that at least one can stretch out in valve lock casing 13 and after the sidewall in traverse stage casing 3, sealing is covered on the leading section of rear 4.In the present embodiment, being provided with twice gate 14, what be positioned at front portion is the first gate 15, and it puts down when hobboing cutter 10 is retracted into rear 4, plays sealing function, and what be positioned at rear portion is the second gate 16, and it is set up for the sake of assurance, it is ensured that sealing property and safety.Per pass gate 14 is rear wall towards the sidewall of the side of seat 6, and stage casing 3 sidewall offers the notch inserted for gate 14, and the side that notch is relative with rear wall is provided with the sealing ring 26 around gate 14 rear wall surrounding.Notch inwall around gate 14 lateral wall circumference is provided with sealing strip 27.Notch is provided with the briquetting 17 fixing for sealing strip 27 carries out extruding.Each gate 14 is provided with a guide post 18, and guide post 18 is located in valve lock casing 13, and gate 14 is connected by contiguous block 19 with guide post 18, and contiguous block 19 is threadeded with guide post 18, and rotary steering bar 18 drives gate 14 to slide up and down.
Hob head 8 includes the supporting seat 20, the gripper shoe 21 that are connected with rear 4, gripper shoe 21 parallels setting with seat 6, it is offered porose, seat 6 and hobboing cutter telescopic stand 9 are fixedly connected, threaded on seat 6 and disk 7 have by rotarily driving the screw rod 22 that seat 6, disk 7, hobboing cutter telescopic stand 9 and hobboing cutter 10 move integrally, and screw rod 22 is rotationally connected with in hole.
The step utilizing this utility model replacing hobboing cutter is as follows:
As shown in Figure 2
The first step, is first arranged on rear 4 rearward end by hob head 8；
Second step, removes the first bolt 23 on seat 6, then reverses screw rod 22 with spanner, makes hobboing cutter 10, hobboing cutter telescopic stand 9, seat 6 and disk 7 entirety little by little exit, and stops when seat 6 arrives the sign on hob head 8 reversing screw rod 22.
3rd step, puts down the first gate 15；Reverse guide post 18 with spanner, stop reversing guide post 18 when the scale on the first gate 15 arrives the sign on valve lock casing 13.
4th step, removes the second bolt 24 of rear 4 and stage casing 3, uses zipper calabash to be hung by rear 4, is placed on place of safety and hobboing cutter 10 is replaced；
5th step, removes hobboing cutter 10 and hobboing cutter telescopic stand 9 the 3rd bolt 25, starts the hobboing cutter more renewed.
Installation process is the inverse process of said process, finally removes hob head 8, changes hobboing cutter installation.
Above-described embodiment only for technology of the present utility model design and feature are described, its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this, can not limit protection domain of the present utility model with this.All equivalences made according to this utility model spirit change or modify; as: gate valve mechanism is arranged on the leading section of drive end bearing bracket; gate valve mechanism include valve lock casing, at least one can seal the gate of the leading section being covered on drive end bearing bracket after stretching out in valve lock casing, all should be encompassed within protection domain of the present utility model.
Claims (10)
1. a normal pressure changeable type hob device, it includes the mounting seat of hobboing cutter, described mounting seat includes drive end bearing bracket, rear and seat, described drive end bearing bracket is uncovered shape, described seat is covered in the rearward end of described rear, it is characterised in that: described mounting seat also includes the hobboing cutter telescopic stand that can slide in rear, and described hobboing cutter is installed on described hobboing cutter telescopic stand, when described mounting seat is additionally included in described hobboing cutter income rear, described hobboing cutter is sealed in the gate valve mechanism in rear.
2. normal pressure changeable type hob device according to claim 1, it is characterized in that: described gate valve mechanism is arranged at the leading section of described drive end bearing bracket, described gate valve mechanism include valve lock casing, at least one can seal the gate of the leading section being covered on described drive end bearing bracket after stretching out in described valve lock casing.
3. normal pressure changeable type hob device according to claim 1, it is characterized in that: be provided with stage casing between described drive end bearing bracket and described rear, described gate valve mechanism includes the valve lock casing being connected on lateral wall, described stage casing, the gate that at least one can stretch out in described valve lock casing and after the sidewall in the described stage casing of traverse, sealing is covered on the leading section of described rear.
4. normal pressure changeable type hob device according to claim 3, it is characterized in that: described gate is rear wall towards the sidewall of the side of seat, offering the notch inserted for described gate on the sidewall of described stage casing, the side that described notch is relative with described rear wall is provided with the sealing ring around gate rear wall surrounding.
5. normal pressure changeable type hob device according to claim 4, it is characterised in that: the described notch inwall around described gate lateral wall circumference is provided with sealing strip.
6. normal pressure changeable type hob device according to claim 5, it is characterised in that: described notch is provided with the briquetting fixing for sealing strip carries out extruding.
7. normal pressure changeable type hob device according to claim 3, it is characterized in that: each described gate is provided with a guide post, described guide post is located in described valve lock casing, and described gate is connected by contiguous block with described guide post, and described contiguous block is connected with described guide rod thread.
8. normal pressure changeable type hob device according to claim 1, it is characterized in that: normal pressure changeable type hob device also includes the hob head being removably installed in described rear rearward end, described hob head includes the supporting seat, the gripper shoe that are connected with described rear, described gripper shoe parallels setting with seat, it is offered porose, described seat and described hobboing cutter telescopic stand are fixedly connected, threaded on described seat have by rotarily driving the screw rod that described seat, hobboing cutter telescopic stand and hobboing cutter move integrally, and described screw rod is rotationally connected with in described hole.
9. normal pressure changeable type hob device according to claim 1, it is characterised in that: described rear offers and enters the oil filler point between hobboing cutter telescopic stand and rear contact surface for lubricating oil.
10. normal pressure changeable type hob device according to claim 9, it is characterised in that: the rear inwall of described oil filler point both sides is equipped with two sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620192910.9U CN205382939U (en) | 2016-03-14 | 2016-03-14 | Removable formula hobbing cutter device of ordinary pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620192910.9U CN205382939U (en) | 2016-03-14 | 2016-03-14 | Removable formula hobbing cutter device of ordinary pressure |
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| Publication Number | Publication Date |
|---|---|
| CN205382939U true CN205382939U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620192910.9U Active CN205382939U (en) | 2016-03-14 | 2016-03-14 | Removable formula hobbing cutter device of ordinary pressure |
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| CN (1) | CN205382939U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499401A (en) * | 2016-12-19 | 2017-03-15 | 中交隧道工程局有限公司 | A kind of super-large-diameter shield machine normal pressure tool changing device and method |
| CN107939409A (en) * | 2017-12-26 | 2018-04-20 | 中铁工程装备集团有限公司 | A kind of normal pressure back of the body dress changes copy cutter device |
| CN108131147A (en) * | 2018-02-01 | 2018-06-08 | 辽宁三三工业有限公司 | A kind of soil pressure case quick replacement device |
| CN108150183A (en) * | 2017-12-25 | 2018-06-12 | 辽宁三三工业有限公司 | A kind of slurry shield machine cock tool changing valve gear |
| WO2018188527A1 (en) * | 2017-04-10 | 2018-10-18 | 中铁十四局集团有限公司 | Process method for exchanging hob and toothed cutter at atmospheric pressure for use in composite stratum shield |
| CN111577301A (en) * | 2020-05-11 | 2020-08-25 | 中国铁建重工集团股份有限公司 | Cutter head and engineering equipment |
| CN114352298A (en) * | 2022-01-10 | 2022-04-15 | 中铁工程装备集团有限公司 | Normal-pressure cutter changing cutter head, shield tunneling machine and cutter changing method of shield tunneling machine |
| CN115157167A (en) * | 2022-07-29 | 2022-10-11 | 盾构及掘进技术国家重点实验室 | Quick replacement tool for normal-pressure cutter of shield machine |
-
2016
- 2016-03-14 CN CN201620192910.9U patent/CN205382939U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499401A (en) * | 2016-12-19 | 2017-03-15 | 中交隧道工程局有限公司 | A kind of super-large-diameter shield machine normal pressure tool changing device and method |
| CN106499401B (en) * | 2016-12-19 | 2019-04-05 | 中交隧道工程局有限公司 | A kind of super-large-diameter shield machine normal pressure tool changing device and method |
| WO2018188527A1 (en) * | 2017-04-10 | 2018-10-18 | 中铁十四局集团有限公司 | Process method for exchanging hob and toothed cutter at atmospheric pressure for use in composite stratum shield |
| CN108150183A (en) * | 2017-12-25 | 2018-06-12 | 辽宁三三工业有限公司 | A kind of slurry shield machine cock tool changing valve gear |
| CN107939409A (en) * | 2017-12-26 | 2018-04-20 | 中铁工程装备集团有限公司 | A kind of normal pressure back of the body dress changes copy cutter device |
| CN108131147A (en) * | 2018-02-01 | 2018-06-08 | 辽宁三三工业有限公司 | A kind of soil pressure case quick replacement device |
| CN111577301A (en) * | 2020-05-11 | 2020-08-25 | 中国铁建重工集团股份有限公司 | Cutter head and engineering equipment |
| CN114352298A (en) * | 2022-01-10 | 2022-04-15 | 中铁工程装备集团有限公司 | Normal-pressure cutter changing cutter head, shield tunneling machine and cutter changing method of shield tunneling machine |
| CN115157167A (en) * | 2022-07-29 | 2022-10-11 | 盾构及掘进技术国家重点实验室 | Quick replacement tool for normal-pressure cutter of shield machine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |