CN108568559A - A kind of cutting head - Google Patents
A kind of cutting head Download PDFInfo
- Publication number
- CN108568559A CN108568559A CN201810708968.8A CN201810708968A CN108568559A CN 108568559 A CN108568559 A CN 108568559A CN 201810708968 A CN201810708968 A CN 201810708968A CN 108568559 A CN108568559 A CN 108568559A
- Authority
- CN
- China
- Prior art keywords
- connecting shaft
- cam bit
- cutting head
- resettlement groove
- bearing 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D21/00—Machines or devices for shearing or cutting tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D35/00—Tools for shearing machines or shearing devices; Holders or chucks for shearing tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D35/00—Tools for shearing machines or shearing devices; Holders or chucks for shearing tools
- B23D35/002—Means for mounting the cutting members
- B23D35/004—Means for mounting the cutting members for circular cutting members
Abstract
The present invention discloses a kind of cutting head,It include the hollow spindle for treating Pipe Cutting body guiding,Pedestal and the bearing block being connect with power source,The hollow spindle is inserted into bearing block,It is provided with drive bearing between the bearing block and hollow spindle,Described drive bearing one end is located at outside bearing block and is provided with synchronizing wheel,Described drive bearing one end is fixedly connected with pedestal,It is provided with inner chamfer on the inner ring of the bearing block,Described pedestal one end is provided with end cap,The first resettlement groove and the second resettlement groove are formed between the pedestal and end cap,It is respectively arranged with the first cam bit and the second cam bit in first resettlement groove and the second resettlement groove,It is both provided with the inclined surface to match with inner chamfer on first cam bit and the second cam bit,It is respectively arranged with the first connecting shaft and the second connecting shaft on first cam bit and the second cam bit；The cutting head cutting efficiency is high.
Description
Technical field
The present invention relates to cutting equipment fields, and in particular to a kind of cutting head.
Background technology
The operation principle of pipe cutting machine in the prior art all uses incision principle, when cutting pipeline, by blade to quilt
Pipe Cutting applies pressure, and blade and pipe is made to form larger friction, to realize the cutting to pipe.
Cutting head is one of the ost important components in cutting machine, and those skilled in the art, which wishes further to improve, to be cut
Head is cut, to reach promotion cutting efficiency.
Invention content
The technical problem to be solved in the present invention is to provide a kind of cutting heads that cutting efficiency is high.
To solve the above problems, the present invention adopts the following technical scheme that：
A kind of cutting head includes hollow spindle, pedestal and the bearing being connect with power source for treating Pipe Cutting body guiding
Seat, the hollow spindle are inserted into bearing block, and drive bearing, the transmission shaft are provided between the bearing block and hollow spindle
It holds one end to be located at outside bearing block and be provided with synchronizing wheel, described drive bearing one end is fixedly connected with pedestal, the bearing block
Inner ring on be provided with inner chamfer, described pedestal one end is provided with end cap, the first placement is formed between the pedestal and end cap
Slot and the second resettlement groove are respectively arranged with the first cam bit and the second cam bit in first resettlement groove and the second resettlement groove,
The inclined surface to match with inner chamfer, first cam bit and are both provided on first cam bit and the second cam bit
It is respectively arranged with the first connecting shaft and the second connecting shaft on two cam bits, is provided on the end cap and matches with the first connecting shaft
The first perforation and the second perforation for matching with the second connecting shaft, first connecting shaft and the second connecting shaft be each passed through the
One perforation and the second perforation are arranged, and are separately installed with cutter in first connecting shaft and the second connecting shaft and for holding tube body
Support roller.
It is resetted preferably, being respectively arranged with (the first back-moving spring and second in first resettlement groove and the second resettlement groove
Spring, the (the first back-moving spring and second back-moving spring end are connected with the first connecting pin and the second connecting pin respectively, and described
One connecting pin and the second connecting pin extend through the first cam bit and the setting of the second cam bit, and first connecting pin and second connect
Outbound is inserted into respectively in the first connecting shaft and the second connecting shaft, by being provided with (the first back-moving spring and second back-moving spring, one
When denier bearing block does not apply pressure to the first cam bit and the second cam bit, (the first back-moving spring and second back-moving spring can be with
By the first cam bit and the second cam block reset, to prevent pipeline from bumping against cutter and support roller.
Preferably, being provided with key between the bearing block and drive bearing.
Preferably, first resettlement groove and the second resettlement groove are matched with the first cam bit and the second cam block gap respectively
It closes, it is convenient as a result of the first cam bit of clearance fit and the second cam bit activity.
Preferably, being provided with the locating slot to match with synchronizing wheel on the drive bearing, the synchronizing wheel is installed on
In locating slot, the side of the locating slot is provided with the limited cover to fall off for limits synchronization wheel, the limited cover and synchronizing wheel
It is fixedly connected with drive bearing, synchronizing wheel stability is good, not easily to fall off.
Preferably, the bearing block side is connected with the first power source for driving its own to be axially moved.
Preferably, the synchronizing wheel is connected with transmission mechanism, the transmission mechanism is connected with for driving drive bearing and seat
Second power source of body rotation.
Preferably, be both provided with external screw thread in first connecting shaft and the second connecting shaft, first connecting shaft and
Nut is both provided in second connecting shaft, the cutter and support roller pass through the nut in the first connecting shaft and the second connecting shaft respectively
Limit, cutter and support roller stability are good, not easily to fall off.
Preferably, be both provided with rolling bearing on the cutter and support roller, the cutter and support roller are and rolling bearing
Be fixedly connected, the cutter and support roller by its respectively on rolling bearing connect with the first connecting shaft and the rotation of the second connecting shaft
It connects.
Preferably, first power source is pusher cylinder, second power source is motor, and the transmission mechanism is
Transmission belt.
Beneficial effects of the present invention are：When in use, one end of bearing block can be connect with power source, using power source
Bearing block is driven to realize movement, once the first cam bit of bearing block pair and the second cam bit apply pressure, cutter and support
Wheel may be implemented close to each other to apply pressure to pipeline, and synchronizing wheel is connect with power source, can drive transmission shaft
It holds, the linkages such as pedestal, cutter and support roller, to realize the cutting to pipeline, cutter is constantly around pipeline when due to cutting
It is cut, cutting efficiency is high；And compared with traditional cutting head, diameter may be used when cutting the pipeline of same thickness
Less cutter, so as to reduce the occupied space of cutting head, in addition, being resetted by being provided with (the first back-moving spring and second
Spring, when bearing block does not apply pressure to the first cam bit and the second cam bit, (the first back-moving spring and second resets
Spring can be by the first cam bit and the second cam block reset, to prevent pipeline from bumping against cutter and support roller.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is a kind of sectional view of cutting head of the present invention.
Fig. 2 is a kind of sectional view of the pedestal of cutting head of the present invention.
In figure：
1, hollow spindle；2, pedestal；3, bearing block；4, drive bearing；5, synchronizing wheel；6, end cap；7, the first resettlement groove；8、
Second resettlement groove；9, the first cam bit；10, the second cam bit；11, the first connecting shaft；12, the second connecting shaft；13, it second wears
Hole；14, cutter；15, support roller；16, (the first back-moving spring；17, second back-moving spring；18, the first connecting pin；19, the second connection
Pin；20, key；21, limited cover；22, the first power source；23, transmission mechanism；24, the second power source；25, nut；26, it first wears
Hole；26, flange.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In embodiment, it is to be understood that term " centre ", "upper", "lower", " top ", " right side ", " left end ", " on
Side ", " back side ", " middle part ", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for the description present invention, does not indicate or imply the indicated device or element must have a particular orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, the connection between component or fixed form if not otherwise specified in this embodiment, connection or
Fixed form can be to be fixed by bolt commonly used in the prior art or pin is fixed or axis pin connection, or be adhesively fixed,
Or it rivets the usual manners such as fixed and be not therefore described in detail in embodiment.
Embodiment 1
As shown in Figs. 1-2, a kind of cutting head, include for treat the hollow spindle 1 of Pipe Cutting body guiding, pedestal 2 and with it is dynamic
The bearing block 3 of power source connection, the hollow spindle 1 are inserted into bearing block, are provided between the bearing block 3 and hollow spindle 1
Drive bearing 4, it is outer and be provided with synchronizing wheel 5 that 4 one end of the drive bearing is located at bearing block 3,4 one end of the drive bearing with
Pedestal 2 is fixedly connected, and inner chamfer (not shown) is provided on the inner ring of the bearing block 4, and 2 one end of the pedestal is provided with end cap
6, the first resettlement groove 7 and the second resettlement groove 8 are formed between the pedestal 2 and end cap 6, first resettlement groove 7 and second is pacified
It sets and is respectively arranged with the first cam bit 9 and the second cam bit 10 in slot 8, on first cam bit, 9 and second cam bit 10
It is provided with the inclined surface (not shown) to match with inner chamfer, is respectively set on first cam bit, 9 and second cam bit 10
There are the first connecting shaft 11 and the second connecting shaft 12, the first perforation to match with the first connecting shaft 11 is provided on the end cap 6
26 and the second perforation 13 for matching with the second connecting shaft 12, first connecting shaft, 11 and second connecting shaft 12 be each passed through the
One perforation 26 and the second perforation 13 are arranged, and cutter 14 is separately installed in first connecting shaft, 11 and second connecting shaft 12 and is used
In the support roller 15 for holding tube body.
The present embodiment has the beneficial effect that：When in use, one end of bearing block can be connect with power source, using power
Source drives bearing block to realize movement, once the first cam bit of bearing block pair and the second cam bit apply pressure, cutter and
Support roller may be implemented close to each other to apply pressure to pipeline, and synchronizing wheel is connect with power source, can drive transmission shaft
It holds, the linkages such as pedestal, cutter and support roller, to realize the cutting to pipeline, cutter is constantly around pipeline when due to cutting
It is cut, cutting efficiency is high；And compared with traditional cutting head, diameter may be used when cutting the pipeline of same thickness
Less cutter, so as to reduce the occupied space of cutting head.
Embodiment 2
As shown in Figs. 1-2, a kind of cutting head, include for treat the hollow spindle 1 of Pipe Cutting body guiding, pedestal 2 and with it is dynamic
The bearing block 3 of power source connection, the hollow spindle 1 are inserted into bearing block, are provided between the bearing block 3 and hollow spindle 1
Drive bearing 4, it is outer and be provided with synchronizing wheel 5 that 4 one end of the drive bearing is located at bearing block 3,4 one end of the drive bearing with
Pedestal 2 is fixedly connected, and inner chamfer (not shown) is provided on the inner ring of the bearing block 4, and 2 one end of the pedestal is provided with end cap
6, the first resettlement groove 7 and the second resettlement groove 8 are formed between the pedestal 2 and end cap 6, first resettlement groove 7 and second is pacified
It sets and is respectively arranged with the first cam bit 9 and the second cam bit 10 in slot 8, on first cam bit, 9 and second cam bit 10
It is provided with the inclined surface (not shown) to match with inner chamfer, is respectively set on first cam bit, 9 and second cam bit 10
There are the first connecting shaft 11 and the second connecting shaft 12, the first perforation to match with the first connecting shaft 11 is provided on the end cap 6
26 and the second perforation 13 for matching with the second connecting shaft 12, first connecting shaft, 11 and second connecting shaft 12 be each passed through the
One perforation 26 and the second perforation 13 are arranged, and cutter 14 is separately installed in first connecting shaft, 11 and second connecting shaft 12 and is used
In the support roller 15 for holding tube body.
It is respectively arranged with (the first back-moving spring 16 and second back-moving spring in first resettlement groove, 7 and second resettlement groove 8
17, the (the first back-moving spring 16 and 17 end of second back-moving spring are connected with the first connecting pin 18 and the second connecting pin 19 respectively,
First connecting pin, 18 and second connecting pin 19 extends through the first cam bit 9 and the second cam bit 10 is arranged, and described first
Connecting pin 18 and the second connecting pin 19 are inserted into respectively in the first connecting shaft 11 and the second connecting shaft 12, by being provided with the first reset
Spring 16 and second back-moving spring 17, when bearing block 3 does not apply pressure to the first cam bit 9 and the second cam bit 10,
(the first back-moving spring 16 and second back-moving spring 17 can reset the first cam bit 9 and the second cam bit 10, to prevent pipeline
Bump against cutter 14 and support roller 15.
Key 20 is provided between the bearing block 3 and drive bearing 4.
First resettlement groove, 7 and second resettlement groove 8 respectively with 10 clearance fit of the first cam bit 9 and the second cam bit,
It is convenient as a result of clearance fit the first cam bit 9 and 10 activity of the second cam bit.
The locating slot (not shown) to match with synchronizing wheel 5 is provided on the drive bearing 4, the synchronizing wheel 5 is installed
In in locating slot, the side of the locating slot is provided with the limited cover 21 to fall off for limits synchronization wheel 5,21 He of the limited cover
Synchronizing wheel 5 is fixedly connected with drive bearing 4, and synchronizing wheel stability is good, not easily to fall off.
3 side of the bearing block is connected with the first power source 22 for driving its own to be axially moved.
The synchronizing wheel 5 is connected with transmission mechanism 23, and the transmission mechanism 23 is connected with for driving drive bearing 4 and pedestal 2
Second power source 24 of rotation.
External screw thread (not shown), first connecting shaft are both provided in first connecting shaft, 11 and second connecting shaft 12
11 and second are both provided with nut 25 in connecting shaft 12, and the cutter 14 and support roller 15 pass through the first connecting shaft 11 and second respectively
Nut 25 in connecting shaft 12 limits, and cutter 14 and 15 stability of support roller are good, not easily to fall off.
Be both provided with rolling bearing (not shown) on the cutter 14 and support roller 15, the cutter 14 and support roller 15 with turn
Dynamic bearing is fixedly connected, the cutter 14 and support roller 15 by its respectively on rolling bearing and the first connecting shaft 11 and second
Connecting shaft 12 is rotatablely connected.
First power source 22 is pusher cylinder, and second power source 24 is motor, and the transmission mechanism 23 is to pass
Dynamic band.
It is provided with link slot (not shown) on the hollow spindle, is provided on the link slot for preventing drive bearing
The positive stop strip (not shown) to fall off, the hollow spindle are provided with flange 27, and the drive bearing is located at flange 27 and positive stop strip
Between, it is provided with screw hole on flange 27, can facilitate and be connect with rack.
It is respectively arranged in first connecting shaft, 11 and second connecting shaft 12 and the first connecting pin 18 and the second connecting pin
Hole (not shown) is inserted into 19 the first insertions hole (not shown) and second to match.
The pusher cylinder is connect with bearing block bolt.
The present embodiment has the beneficial effect that：When in use, one end of bearing block can be connect with power source, using power
Source drives bearing block to realize movement, once the first cam bit of bearing block pair and the second cam bit apply pressure, cutter and
Support roller may be implemented close to each other to apply pressure to pipeline, and synchronizing wheel is connect with power source, can drive transmission shaft
It holds, the linkages such as pedestal, cutter and support roller, to realize the cutting to pipeline, cutter is constantly around pipeline when due to cutting
It is cut, cutting efficiency is high；And compared with traditional cutting head, diameter may be used when cutting the pipeline of same thickness
Less cutter, so as to reduce the occupied space of cutting head；By being provided with (the first back-moving spring and second back-moving spring,
When bearing block does not apply pressure to the first cam bit and the second cam bit, (the first back-moving spring and second back-moving spring can
With by the first cam bit and the second cam block reset, to prevent pipeline from bumping against cutter and support roller.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of cutting head, it is characterised in that：Include for treating the hollow spindle of Pipe Cutting body guiding, pedestal and connecting with power source
The bearing block connect, the hollow spindle are inserted into bearing block, and drive bearing, institute are provided between the bearing block and hollow spindle
It states drive bearing one end to be located at outside bearing block and be provided with synchronizing wheel, described drive bearing one end is fixedly connected with pedestal, institute
It states and is provided with inner chamfer on the inner ring of bearing block, described pedestal one end is provided with end cap, is formed between the pedestal and end cap
First resettlement groove and the second resettlement groove are respectively arranged with the first cam bit and second in first resettlement groove and the second resettlement groove
Cam bit is both provided with the inclined surface to match with inner chamfer on first cam bit and the second cam bit, and described first is convex
It is respectively arranged with the first connecting shaft and the second connecting shaft on wheel block and the second cam bit, is provided on the end cap and is connect with first
Axis the first perforation to match and the second perforation to match with the second connecting shaft, first connecting shaft and the second connecting shaft point
Not Chuan Guo the first perforation and the second perforation be arranged, be separately installed with cutter in first connecting shaft and the second connecting shaft and be used for
Hold the support roller of tube body.
2. a kind of cutting head according to claim 1, it is characterised in that：Divide in first resettlement groove and the second resettlement groove
It is not provided with (the first back-moving spring and second back-moving spring, the (the first back-moving spring and second back-moving spring end are connected with respectively
First connecting pin and the second connecting pin, first connecting pin and the second connecting pin extend through the first cam bit and the second cam
Block is arranged, and first connecting pin and the second connecting pin are inserted into respectively in the first connecting shaft and the second connecting shaft.
3. a kind of cutting head according to claim 2, it is characterised in that：It is provided between the bearing block and drive bearing
Key.
4. a kind of cutting head according to claim 3, it is characterised in that：First resettlement groove and the second resettlement groove difference
Coordinate with the first cam bit and the second cam block gap.
5. a kind of cutting head according to claim 4, it is characterised in that：It is provided on the drive bearing and synchronizing wheel phase
The locating slot of pairing, the synchronizing wheel are installed in locating slot, and the side of the locating slot is provided with to be taken off for limits synchronization wheel
The limited cover fallen, the limited cover and synchronizing wheel are fixedly connected with drive bearing.
6. a kind of cutting head according to claim 5, it is characterised in that：The bearing block side is connected with for driving it certainly
The first power source that body is axially moved.
7. a kind of cutting head according to claim 6, it is characterised in that：The synchronizing wheel is connected with transmission mechanism, the biography
Motivation structure is connected with the second power source for driving drive bearing and pedestal to rotate.
8. a kind of cutting head according to claim 7, it is characterised in that：In first connecting shaft and the second connecting shaft
It is provided with external screw thread, nut is both provided in first connecting shaft and the second connecting shaft, the cutter and support roller pass through respectively
Nut limit in first connecting shaft and the second connecting shaft.
9. according to a kind of cutting head according to any one of claims 8, it is characterised in that：It is both provided with rotation axis on the cutter and support roller
Hold, the cutter and support roller are fixedly connected with rolling bearing, the cutter and support roller by its respectively on rolling bearing
It is rotatablely connected with the first connecting shaft and the second connecting shaft.
10. according to a kind of cutting head described in claim 9, it is characterised in that：First power source is pusher cylinder, described the
Two power sources are motor, and the transmission mechanism is transmission belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810708968.8A CN108568559A (en) | 2018-07-02 | 2018-07-02 | A kind of cutting head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810708968.8A CN108568559A (en) | 2018-07-02 | 2018-07-02 | A kind of cutting head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108568559A true CN108568559A (en) | 2018-09-25 |
Family
ID=63572321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810708968.8A Pending CN108568559A (en) | 2018-07-02 | 2018-07-02 | A kind of cutting head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108568559A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0714713A1 (en) * | 1994-11-30 | 1996-06-05 | Spiral-Helix Inc. | Apparatus for cutting spiral pipe |
| CN101862855A (en) * | 2010-06-02 | 2010-10-20 | 无锡新得宝金属软管有限公司 | Thin-walled welding pipe cutting machine |
| CN103846491A (en) * | 2012-11-30 | 2014-06-11 | 博世电动工具（中国）有限公司 | Clamping device for cutting head of pipe cutting machine and pipe cutting machine |
| CN107571313A (en) * | 2017-10-17 | 2018-01-12 | 永高股份有限公司 | A kind of bellows pipe cutting machine |
| CN208450702U (en) * | 2018-07-02 | 2019-02-01 | 佛山市顺德区塑之宝机械有限公司 | A kind of cutting head |
-
2018
- 2018-07-02 CN CN201810708968.8A patent/CN108568559A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0714713A1 (en) * | 1994-11-30 | 1996-06-05 | Spiral-Helix Inc. | Apparatus for cutting spiral pipe |
| CN101862855A (en) * | 2010-06-02 | 2010-10-20 | 无锡新得宝金属软管有限公司 | Thin-walled welding pipe cutting machine |
| CN103846491A (en) * | 2012-11-30 | 2014-06-11 | 博世电动工具（中国）有限公司 | Clamping device for cutting head of pipe cutting machine and pipe cutting machine |
| CN107571313A (en) * | 2017-10-17 | 2018-01-12 | 永高股份有限公司 | A kind of bellows pipe cutting machine |
| CN208450702U (en) * | 2018-07-02 | 2019-02-01 | 佛山市顺德区塑之宝机械有限公司 | A kind of cutting head |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208450702U (en) | A kind of cutting head | |
| CN107030495A (en) | A kind of processing method of pair of eccentric fixture and double-eccentric shaft | |
| CN109070242A (en) | The depth adjustment formula retainer of drill bit | |
| US20130230361A1 (en) | Rotational locking collet machine tool holder | |
| WO2019041391A1 (en) | Lapping and polishing machine and auxiliary mechanism thereof | |
| JP3201216U (en) | Dynamic balance adjustment structure of boring head | |
| JP2016526139A (en) | Screw with screw head having drive | |
| CN108568559A (en) | A kind of cutting head | |
| CN205315478U (en) | Universal regulation curved boom | |
| JPH0743070U (en) | Puncture pin for fixation | |
| AU2003294920A1 (en) | Sewing machine | |
| US20110033257A1 (en) | Hole saw with tapered pilot bit | |
| CN106514361A (en) | Drilling clamp | |
| CN107755775A (en) | A kind of high intensity milling cutter fixes covering device | |
| CN205927163U (en) | Screw tap chuck device prevents breaking end | |
| CN105105818B (en) | A kind of medical reciprocating saw | |
| CN209006703U (en) | The cutter of adjustable blade angle | |
| CN206588442U (en) | A kind of pellet process equipment for chamfering | |
| US10626678B2 (en) | Reaming device connecting to downhole motor with paralleled driving structure | |
| CN208153080U (en) | Band with type step camshaft structure and engine | |
| CN201701255U (en) | Saw blade connector for medical reciprocating saw handpiece | |
| CN101844239B (en) | Tapping chuck | |
| CN206967176U (en) | The spiral-guide device of drill grinder | |
| CN206662433U (en) | A kind of flexible tapping device for vacuum pump cover | |
| CN205949883U (en) | After draw formula handle of a knife |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |