CN106346524A - Plastic tubular part cutting tool - Google Patents
Plastic tubular part cutting tool Download PDFInfo
- Publication number
- CN106346524A CN106346524A CN201610759898.XA CN201610759898A CN106346524A CN 106346524 A CN106346524 A CN 106346524A CN 201610759898 A CN201610759898 A CN 201610759898A CN 106346524 A CN106346524 A CN 106346524A
- Authority
- CN
- China
- Prior art keywords
- cutting head
- head
- cutting
- double
- piston
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2628—Means for adjusting the position of the cutting member
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Turning (AREA)
Abstract
The invention relates to a cutting element, and discloses a plastic tubular part cutting tool which comprises a hollow cutting head and a double-side piston. A lug is fixedly connected at the upper end of the cutting head, two grooves are sequentially formed in the middle of the cutting head from top to bottom and staggered in the peripheral direction of the cutting head, the double-side piston is slidably matched in the cutting head, a reset spring is connected between the lower end of the cutting head and the double-side piston, a screw is connected at the upper end of the cutting head in a threaded manner, the end of the screw extends in the cutting head and is abutted to the upper end of the double-side piston, the double-side piston is sequentially connected with two hinge shafts from top to bottom, two cutters are hinged on each hinge shaft, and torsion springs are connected on the hinge shafts. The technical scheme can be applicable to recovery of different sizes of plastic tubes according to open degree of the cutter needing to be adjusted, the tool can be timely recovered when the plastic tubes are clamped in a well, waste of the tool is avoided, the application range of the tool is widened, and practicability of the tool is improved.
Description
Technical field
The present invention relates to a kind of cutting element, more particularly, to a kind of cutting tool.
Background technology
During mine frozen construction, frigo is the device that frozen construction must be used, and frigo is by seamless steel pipe
Form with plastics feed pipe etc..Hypothermic saline is transported to by feed pipe and freezes bottom of the tube again from feed pipe and seamless steel pipe annular
Space returns, and completes a circulation freezing Cooling capacity exchanging.General after pit shaft freezing terminates all can by feed pipe in freezing pipe and
Pipe inner salt Water Sproading, but in feed pipe removal process, be frequently encountered feed pipe and be hampered it is difficult to extracting or portion can only being extracted
Point, this not only increases construction cost, also causes trouble to later stage pit shaft slip casting simultaneously.By analysis, lead to feed pipe to rise and pull out
, mainly there are following several respects: 1. freezing pipe inner salt water crystallization difficult the reason, increased feed pipe and rises and pulls out resistance;2. in freezing pipe
Precipitation has buried counterweight or part feed pipe, leads to feed pipe to be difficult to pull out;3. because formation displacement leads to freezing pipe to deform,
Cause feed pipe rise pull out to deformation at be stuck etc..So unrenewable feed pipe not only makes frozen construction cost increase
Plus, difficulty is likely to result in lower wellbore construction simultaneously.
Chinese patent discloses a kind of cutting tool of plastic tube (patent No.: cn201310676098.8), cutting head
Hanger is fixed in upper end, and lower end is conical head, and there is upper and lower groove at middle part, and upper and lower groove staggers in the circumferencial direction of cutting head, upper,
Be hinged over by upper and lower hinge respectively in low groove, lower cutter, the edge of a knife of upper and lower cutting knife upper, upper and lower cutting knife and upper and lower hinge
When having upper and lower button spring, no external force respectively between axle, the edge of a knife of upper and lower cutting knife spills cutting head, smoothly can freeze mine
Plastics feed pipe reclaims.But, there is following technological deficiency in technique scheme: when plastic tube because counterweight or formation displacement
When cannot extract etc. reason, when the upper cutter of cutter and lower cutter embed in plastic tube wall, due to the support of torsion spring make the edge of a knife to
Open outward and can not draw in, directly result in cutter stuck in plastic tube it is impossible to extract, cause cutter to be scrapped.
Content of the invention
The invention is intended to providing a kind of Plastic tubular member cutting tool, be flared out drawing in solve the edge of a knife,
The problem that cutter can not be extracted.
Plastic tubular member cutting tool in this programme, including cutting head, the upper end of described cutting head is fixedly connected
There is hanger, in the middle part of cutting head, be from top to bottom sequentially provided with two grooves, two described grooves stagger in the circumferencial direction of cutting head
Arrangement, also includes double-head piston, and described cutting head is hollow structure, and double-head piston slidably coordinates in cutting head, described
It is connected with back-moving spring, the threaded upper ends of described cutting head are connected with screw rod, described between the lower end of cutting head and double-head piston
The end of screw rod is stretched into the inside of cutting head and is offseted with the upper end of double-head piston;The piston rod of described double-head piston is from top to bottom
It is connected with two hinges in turn, each described hinge is all hinged with two cutting knifes, described hinge is connected with torsion spring, described torsion
Spring two cutting knifes of support are flared out and the edge of a knife of cutting knife stretches out the groove on cutting head.
Operation principle: according to practical situation, transfer the hanger of cutting head upper end using artificial or elevator, by cutting head
Put in the plastic tube needing to reclaim, in the presence of no any external force, cutting knife is flared out and cutting knife in the presence of torsion spring
The edge of a knife stretch out groove on cutting head, when cutting head enters and moves down in plastic tube, plastic pipe inner wall limits cutting knife, makes cutting knife
Draw in, so that cutting head is easily entered in plastic tube;After plastic tube reaches suitable position, upper lifting ear, plastic tube
Rub between inwall and cutter edge, cutting knife opens under the drive of plastic pipe inner wall, the edge of a knife embeds plastic pipe inner wall, cuts
Cut head can plastic tube can be taken out of, realize reclaiming.When plastic tube is stuck cannot take out in hoistway when, for ensure cutter can
Withdraw, adjusting screw rod, the end of screw rod promotes double-head piston to move downward, thus driving cutting knife to move down, on cutting head
Groove edge limits cutting knife, cutting knife is drawn in, is easy to take out cutter from plastic tube;Cutting knife is controlled by regulating bolt
Stretching degree is moreover it is possible to be applied to the recovery of different size plastic tube.
Beneficial effect: the technical program can adjust the stretching degree of cutting knife as needed it is adaptable to different size plastics
The recovery of pipe, and can plastic tube stuck in hoistway when timely reclaim cutter, it is to avoid the waste of cutter, improve
The scope of application of cutter and practicality.
Further, the inwall of described cutting head is provided with defining flange, the piston face of described double-head piston be provided with and
This defining flange is to the strip groove of cooperation.By the cooperation of defining flange and strip groove, stud is carried out spacing, prevent
Only stud rotates in cutting head, prevents cutting knife from deflecting, departs from station.
Further, two described grooves on described cutting head stagger 90 degree in the circumferencial direction of cutting head, so that cutting knife is divided
Not embed plastic tube from two dimensions, stress is more reasonable, more stable.
Further, described cutting head is steel cylindrical tube, mitigates the weight of whole cutter.
Further, the lower end of described cutting head is provided with the annular protrusion for connecting back-moving spring, the inner side of annular protrusion
For supporting back-moving spring, reasonable in design, loop configuration conveniently observes the inner case of cutting head, is easy for installation and maintenance.
Brief description
Fig. 1 is the structural representation of Plastic tubular member cutting tool embodiment of the present invention;
Fig. 2 is the left view structural representation of this Fig. 1;
Fig. 3 is the close-up schematic view at a in Fig. 1.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation:
Reference in Figure of description includes: cutting head 1, annular protrusion 11, hanger 12, double-head piston 2, trocar sheath 21,
Inner sleeve 22, support spring 221, projection 222, regulating block 23, coil tension spring 24, screw rod 3, back-moving spring 31, defining flange 32,
Cutting knife 4, torsion spring 41, hinge post 42.
Embodiment is substantially as shown in Figures 1 and 2:
Plastic tubular member cutting tool in this programme, including cutting head 1, cutting head 1 is steel cylindrical tube, mitigates whole
The weight of cutter, the upper end of cutting head 1 is welded with hanger 12, is from top to bottom machined with two grooves in the middle part of cutting head 1 successively, and two
Individual groove staggers 90 degree of arrangements in the circumferencial direction of cutting head 1, and cutting head 1 is hollow structure, and inside is disposed with double-head piston 2,
Double-head piston 2 slidably coordinates in cutting head 1, is connected with back-moving spring between the lower end of cutting head 1 and double-head piston 2
31, the lower end of cutting head 1 is provided with the annular protrusion 11 for connecting back-moving spring 31, and the inner side of annular protrusion 11 is used for supporting again
Position spring 31.The threaded upper ends of cutting head 1 are connected with screw rod 3, and the inside of cutting head 1 and double is stretched in the end of described screw rod 3
The upper end of head piston 2 offsets.
Double-head piston 2 is from top to bottom sequentially installed with two hinges, and each hinge is all hinged with two cutting knifes 4, hinge
Upper outer be cased with torsion spring 41, described torsion spring 41 support two cutting knifes 4 to be flared out and cutting knife 4 the edge of a knife stretch out recessed on cutting head 1
Groove.Defining flange 32 is machined with the inwall of cutting head 1, the piston face of described double-head piston 2 is machined with and this limit convex
Edge 32 is to the strip groove of cooperation.By the cooperation of defining flange 32 and strip groove, stud is carried out spacing, prevent double
Hook bolt rotates in cutting head 1, prevents cutting knife 4 from deflecting, and departs from station.
As shown in figure 3, the piston rod of double-head piston 2 includes being socketed the inner sleeve 22 being connected and trocar sheath 21, inner sleeve 22
Upper end and the end of trocar sheath 21 be connected with coil tension spring 24, inner sleeve 22 surface has through hole, cooperation projection in through hole
222, it is connected with support spring 221 between projection 222 and inner sleeve 22 inwall, described trocar sheath 21 is machined with for projection
222 spacing holes stretching out;On cutting head 1, the position of inner sleeve double-head piston 2 slidably connects regulating block 23, and regulating block 23 is connected with
For locking the lock-screw of regulating block 23, one end of regulating block 23 is stretched in the vertical through hole of support base and is put in and holds and convex
Post 222 is located on straight line, and the external part of regulating block 23 is machined with the scale for mark, and on described cutting head 1, inner sleeve is double
It is machined with graduated scale outside the position of head piston 2.
Operation principle: according to practical situation, transfer the hanger 12 of cutting head 1 upper end using artificial or elevator, will cut
Cut 1 to put in the plastic tube needing to reclaim, in the presence of no any external force, cutting knife 4 is outwards opened in the presence of torsion spring 41
Open and cutting knife 4 the edge of a knife groove that stretches out on cutting head 1, when cutting head 1 enters and moves down in plastic tube, plastic pipe inner wall limits
Cutting knife 4, makes cutting knife 4 draw in, so that cutting head 1 is easily entered in plastic tube;After prize plastic tube reaches suitable position, on
Lifting ear 12, rubs between plastic pipe inner wall and cutting knife 4 edge of a knife, cutting knife 4 opens under the drive of plastic pipe inner wall, the edge of a knife
Embedded plastic tube realizes the cutting of plastic tube, and plastic tube can be able to be taken out of by cutting head 1, realizes reclaiming.When plastic tube stuck
When cannot take out in hoistway, can withdraw for guarantee cutter, adjusting screw rod 3, the end of screw rod 3 promotes double-head piston 2 to transport downwards
Dynamic, thus driving cutting knife 4 to move down, the groove edge on cutting head 1 limits cutting knife 4, cutting knife 4 is drawn in, is easy to cutter
Take out from plastic tube;Control the stretching degree of cutting knife 4 by regulating bolt moreover it is possible to be applied to returning of different size plastic tube
Receive.Unscrew lock-screw, then lock-screw can be tightened with the position of slidable adjustment block 23, when screw rod 3 promotes double-head piston 2
When pushing, when projection 222 reaches the position of regulating block 23, projection 222 is supported the spacing in the hole into outer tube sleeve by regulating block 23, thus
Make outer tube sleeve and inner tube set disengaging spacing, when double-head piston 2 continues to push, it is outer that inner tube set overcomes the elastic force of coil tension spring 24 to stretch into
Pipe box, leads to the piston rod of double-head piston 2 to shrink, thus avoiding double-head piston 2 to continue to move down;By the scale on regulating block 23
The position of block 23 can accurately be controlled to adjust with the scale marker in cutting head 1 outside, and then under accurate restriction double-head piston 2
Pan position, accurately controls the stretching degree of cutting knife 4.
Above-described is only embodiments of the invention, and in scheme, the general knowledge here such as known concrete structure and characteristic is not made
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of without departing from present configuration, acceptable
Make some deformation and improve, these also should be considered as protection scope of the present invention, these are implemented all without the impact present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in description
Specific embodiment etc. records the content that can be used for explaining claim.
Claims (5)
1. Plastic tubular member cutting tool, including cutting head, the upper end of described cutting head is fixedly connected with hanger, cutting head
Middle part is from top to bottom sequentially provided with two grooves, and two described grooves are staggeredly arranged in the circumferencial direction of cutting head, and its feature exists
In: also include double-head piston, described cutting head is hollow structure, and double-head piston slidably coordinates in cutting head, described cuts
Cut and between the lower end of head and double-head piston, be connected with back-moving spring, the threaded upper ends of described cutting head are connected with screw rod, described spiral shell
The end of bar is stretched into the inside of cutting head and is offseted with the upper end of double-head piston;The piston rod of described double-head piston from top to bottom according to
Secondary be connected with two hinges, each described hinge is all hinged with two cutting knifes, described hinge is connected with torsion spring, described torsion spring
Two cutting knifes of support are flared out and the edge of a knife of cutting knife stretches out the groove on cutting head.
2. Plastic tubular member cutting tool according to claim 1 it is characterised in that: on the inwall of described cutting head
It is provided with defining flange, the piston face of described double-head piston is provided with and this defining flange is to the strip groove coordinating.
3. Plastic tubular member cutting tool according to claim 2 it is characterised in that: two on described cutting head
Described groove staggers 90 degree in the circumferencial direction of cutting head.
4. Plastic tubular member cutting tool according to claim 3 it is characterised in that: described cutting head be cylinder
Shape steel pipe.
5. Plastic tubular member cutting tool according to claim 4 it is characterised in that: the lower end of described cutting head sets
There is the annular protrusion for connecting back-moving spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610759898.XA CN106346524B (en) | 2016-08-30 | 2016-08-30 | Plastic tubular member cutting tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610759898.XA CN106346524B (en) | 2016-08-30 | 2016-08-30 | Plastic tubular member cutting tool |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106346524A true CN106346524A (en) | 2017-01-25 |
CN106346524B CN106346524B (en) | 2018-03-13 |
Family
ID=57857701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610759898.XA Active CN106346524B (en) | 2016-08-30 | 2016-08-30 | Plastic tubular member cutting tool |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106346524B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107511528A (en) * | 2017-10-19 | 2017-12-26 | 开平市高美空调设备有限公司 | A kind of cutter device of air-conditioning copper pipe |
CN108481386A (en) * | 2018-06-27 | 2018-09-04 | 俞妍冰 | A kind of safety cutter |
CN109938572A (en) * | 2019-04-30 | 2019-06-28 | 郑州顺鹏科技有限公司 | One kind goes pineapple flower to pierce mechanism |
CN111409125A (en) * | 2020-04-20 | 2020-07-14 | 李岑丽 | Compound rubber hose notch machining robot |
CN114921945A (en) * | 2022-06-17 | 2022-08-19 | 江苏金荣泰新材料科技有限公司 | Automatic cutting device of surface fabric |
CN115302552A (en) * | 2022-08-08 | 2022-11-08 | 扬州市凯瑞特医疗用品有限公司 | Equidistant cutting device for antibacterial fibers |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7469747B1 (en) * | 2003-08-27 | 2008-12-30 | Hudson Services, Inc. | Method and apparatus for preventing spillage or loss of drill fluids |
US20090294127A1 (en) * | 2007-03-26 | 2009-12-03 | Baker Hughes Incorporated | Optimized machining process for cutting tubulars downhole |
CN202366912U (en) * | 2011-12-19 | 2012-08-08 | 河南理工大学 | Mining drain pipe automatic scale removal device |
CN103452560A (en) * | 2013-09-03 | 2013-12-18 | 中煤特殊凿井有限责任公司 | Tube cutter |
CN103692465A (en) * | 2013-12-12 | 2014-04-02 | 中煤邯郸特殊凿井有限公司 | Plastic pipe cutter |
-
2016
- 2016-08-30 CN CN201610759898.XA patent/CN106346524B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7469747B1 (en) * | 2003-08-27 | 2008-12-30 | Hudson Services, Inc. | Method and apparatus for preventing spillage or loss of drill fluids |
US20090294127A1 (en) * | 2007-03-26 | 2009-12-03 | Baker Hughes Incorporated | Optimized machining process for cutting tubulars downhole |
CN202366912U (en) * | 2011-12-19 | 2012-08-08 | 河南理工大学 | Mining drain pipe automatic scale removal device |
CN103452560A (en) * | 2013-09-03 | 2013-12-18 | 中煤特殊凿井有限责任公司 | Tube cutter |
CN103692465A (en) * | 2013-12-12 | 2014-04-02 | 中煤邯郸特殊凿井有限公司 | Plastic pipe cutter |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107511528A (en) * | 2017-10-19 | 2017-12-26 | 开平市高美空调设备有限公司 | A kind of cutter device of air-conditioning copper pipe |
CN108481386A (en) * | 2018-06-27 | 2018-09-04 | 俞妍冰 | A kind of safety cutter |
CN108481386B (en) * | 2018-06-27 | 2024-04-16 | 俞妍冰 | Safety cutter |
CN109938572A (en) * | 2019-04-30 | 2019-06-28 | 郑州顺鹏科技有限公司 | One kind goes pineapple flower to pierce mechanism |
CN111409125A (en) * | 2020-04-20 | 2020-07-14 | 李岑丽 | Compound rubber hose notch machining robot |
CN114921945A (en) * | 2022-06-17 | 2022-08-19 | 江苏金荣泰新材料科技有限公司 | Automatic cutting device of surface fabric |
CN115302552A (en) * | 2022-08-08 | 2022-11-08 | 扬州市凯瑞特医疗用品有限公司 | Equidistant cutting device for antibacterial fibers |
CN115302552B (en) * | 2022-08-08 | 2024-02-02 | 扬州市凯瑞特医疗用品有限公司 | Equidistant cutting device for antibacterial fibers |
Also Published As
Publication number | Publication date |
---|---|
CN106346524B (en) | 2018-03-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106346524A (en) | Plastic tubular part cutting tool | |
CN204278311U (en) | A kind of bottle sheet dust arrester | |
CN203855985U (en) | Inspection well cover | |
CN103286072B (en) | Entanglement extractor, entanglement extracting device and entanglement extracting method | |
CN201343725Y (en) | Water surface litter interceptor for water channel | |
CN207144020U (en) | A kind of project supervision stake holes sediment thickness detector | |
CN105598263B (en) | Pipe fitting floating punching die | |
CN106166760A (en) | Vehicle oil plastic pipe cutting machine | |
CN107363347A (en) | A kind of artificial intelligence is reciprocating to open up screw device | |
CN108946602B (en) | Municipal administration public facilities is maintained and is used inspection shaft lid equipment for uncapping | |
CN102733112A (en) | Shearing device for sewing thread between woven bags | |
CN103692465B (en) | A kind of plastic pipe cutter | |
CN2790557Y (en) | Rectifying tower vacuum set with tail gas recovery device | |
CN207154928U (en) | A kind of artificial intelligence is reciprocating to open up screw device | |
CN114151074A (en) | Small-size drilling equipment is used in prospecting of hydraulic ring geology | |
CN204126045U (en) | Campus curb automatic block-resistant dewatering installation | |
CN203765633U (en) | Pneumatic gripper device | |
CN211285698U (en) | Width adjusting and positioning device | |
CN220101178U (en) | Adjustable pavement drilling machine | |
CN105661560B (en) | A kind of hawthorn seed remover | |
CN205172501U (en) | A sticking of tool processing apparatus punches a hole | |
CN206725303U (en) | For producing the stretching experiment sample cutting means of pvb film | |
CN205889059U (en) | Silk hook base specialized tool is grabbed in portable adjustment | |
CN212294656U (en) | Pile head breaking drill with cooling system | |
CN203834381U (en) | T-road signpost |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |