CN204975529U - Tube cutting machine - Google Patents
Tube cutting machine Download PDFInfo
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- CN204975529U CN204975529U CN201520628128.2U CN201520628128U CN204975529U CN 204975529 U CN204975529 U CN 204975529U CN 201520628128 U CN201520628128 U CN 201520628128U CN 204975529 U CN204975529 U CN 204975529U
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Abstract
The utility model discloses a tube cutting machine, including the frame, set up in the frame including first motor, the slide is connected to first motor, and the slide can slide in the frame, and the slide top is provided with first anchor clamps, the external pneumatic cylinder of first anchor clamps, the steel pipe is waited to cut by first anchor clamps centre gripping, still being provided with first support in the frame, being provided with elevating gear on the first support, first support both ends set up cutting device respectively, correspond in the frame below the equal external second motor of cutting device, cutting device to be provided with the second anchor clamps, and the steel pipe is waited to cut by second anchor clamps centre gripping. Adopt two cutter heads, improve production efficiency, the motor shaft adopts the worm shaft fit to replace the shaft coupling with the reducing gear box, saves space, alleviates the weight of sword playscript with stage directions body, the steel pipe presss from both sides tight the adoption from centring means, easily cutting, adopt ball to the transport of tubular product among the feed mechanism, improve processing grade of precision, not only can accomplish the cutting to different diameter tubular product, still can accomplish the cutting of many root canals material simultaneously.
Description
Technical field:
The utility model belongs to automatic pipe cutting machine tool technical field, and specifically a kind of double blade synchronous cutting, automatic ranging of can realizing is from the pipe cutting machine of charging.
Background technology:
As multi-functional economic section material, steel pipe in the industrial production demand increases year by year, and therefore people require higher to the cutting efficiency of steel pipe and cutting performance etc.And consider domestic present situation, domestic pipe cutting machine properties of product fall behind, and production efficiency is low, can not adapt to national economic development requirement.
In the industrial production such as machine-building, steel pipe cutting method is of all kinds, and wherein conventional method has manual sawing, sawing machine sawing, roller extruding.All tubing cutting methods all also exist the shortcomings such as cutting accuracy is low, cutting efficiency is low, noise is large in different degree.And market has also occurred utilizing laser to carry out the equipment of Pipe Cutting, it has, and cut quality is good, productivity ratio advantages of higher, but the high popularization limiting the method for equipment cost cost.
On market, existing tubing cutting method all also exists shortcoming in different degree, therefore each Mechanical Equipment Company is all devoted to develop high-effect pipe cutting machine in recent years, its developing direction is: working (machining) efficiency is high, easy to operation, automated production, generation scrap is few, noise is low, machining accuracy is high, the range of work of tubing is large, and can process the tubing that pipe thickness, diameter and material are different.
Utility model content:
For the shortcomings and deficiencies of existing pipe cutting machine, the utility model provides a kind of double blade synchronous cutting, automatic ranging of can realizing from the pipe cutting machine of charging, solves that steel pipe cutting efficiency is low, the low problem of cutting accuracy.Adopt Self-centering device to steel tube clamping, realize that steel pipe Cutting Automation degree is high, pipe cutting diameter and the large effect of wall thickness range.
For achieving the above object, the utility model is by the following technical solutions:
A kind of pipe cutting machine of the utility model, comprises frame, frame is provided with feeding mechanism and cutting mechanism, and between described feeding mechanism and cutting mechanism, erection has steel pipe.
Described feeding mechanism, comprises the first motor, and the first motor connects slide, described slide can slide in described frame, is provided with the first fixture above described slide, the external hydraulic cylinder of described first fixture, described Driven by Hydraulic Cylinder first clamp movement, steel pipe described in described first holder.
Described cutting mechanism, comprise the first support, described first support is provided with lowering or hoisting gear, first support two ends are respectively arranged with the first cutter sweep and the second cutter sweep, described first cutter sweep and all external second motor of described second cutter sweep, under described first cutter sweep and described second cutter sweep, on methods, rack, correspondence is provided with the second fixture, steel pipe described in described second holder.
Described first motor is installed in described frame, described first motor connects first leading screw one end, described first leading screw is set with slide, described slide correspondence is provided with the first slide rail matched, be provided with the first fixture above described slide, described slide is the screw slide matched with described first leading screw.
Described lowering or hoisting gear comprises the column be arranged in described frame, described column is provided with the 3rd slide rail, described first support is erected on described 3rd slide rail, match with described 3rd slide rail, described column upper end is provided with brace table, and described brace table is installed with hydraulic cylinder, and hydraulic push rod one end connects described hydraulic cylinder, the other end connects described first support, drives described first support to move up and down along described 3rd slide rail.
Described first support is also provided with the second support, described first support is installed with the second leading screw, on described second leading screw, correspondence is provided with screw slide, described second support is installed on described screw slide, described second cutter sweep is packed on described second support, the described second leading screw other end is provided with handle, and drive described second cutter sweep horizontal direction to slide, second described leading screw one end is also connected with location display.
Described first cutter sweep is connected reduction box respectively with the second cutter sweep, and described reduction box connects the second motor by ring flange.
The motor shaft of described second motor is coordinated by key connected mode with reduction box input shaft, and described reduction box tank wall is installed with saw blade baffle plate; Described saw blade baffle plate is U-shaped structure, arranges around described first cutter sweep and described second cutter sweep upper end.
Described reduction box inside is Worm Wheel System, and worm and gear output shaft is connected with described first cutter sweep and the second cutter sweep.
Described first cutter sweep and the second cutter sweep are saw blade, and described first cutter sweep and described second cutter sweep are arranged between two the second motors.
Be provided with grip block below described second fixture, described grip block is arranged on bracing frame, and the external hydraulic cylinder of support frame as described above, hydraulic cylinder side is provided with handwheel.
Connection sliding block below the bracing frame corresponding with described second cutting structure, below slide block, correspondence is provided with guide rail, and described guide rail coordinates with described slide block, and described guide rail is fixedly installed in described frame, and support frame as described above can drive described fixture to slide in frame.
Described first fixture and the second fixture fasten composition by two V-type fixtures.
Described frame is also provided with operating desk, operating desk is provided with display lamp.
The beneficial effect of the utility model pipe cutting machine: adopt two cutter head to cut simultaneously, enhance productivity; Spindle motor shaft adopts the worm shaft of half hollow to instead of shaft coupling with coordinating of reduction box, not only saves space, and alleviates the weight of cutter playscript with stage directions body; Steel tube clamping adopts Self-centering device, is easy to cutting; In automatic feed mechanism, ball-screw is adopted to the conveying of tubing, improve machining accuracy grade, not only can complete the cutting to different-diameter tubing, also can complete the cutting of many tubing simultaneously.
Accompanying drawing illustrates:
Fig. 1 is the overall structure schematic diagram of the utility model pipe cutting machine.
Fig. 2 is the plan structure schematic diagram of the utility model pipe cutting machine.
Fig. 3 is the perspective view of the utility model pipe cutting machine.
Fig. 4 is the first support and the second bracket attachment portion structural representation of the utility model pipe cutting machine.
Fig. 5 is the first clamp structure schematic diagram of the utility model pipe cutting machine.
Fig. 6 is the second clamp structure schematic diagram of the utility model pipe cutting machine.
1-frame, 2-steel pipe, 3-first motor, 4-first leading screw, 5-screw slide, 6-first slide rail, 7-first fixture, 8-hydraulic cylinder, 9-first support, 10-first saw blade, 11-second saw blade, 12-second motor, 13-reduction box, 14-ring flange, 15-saw blade baffle plate, 16-column, 17-brace table, 18-hydraulic push rod, 19-second support, 20-second leading screw, 21-handle, 22-second slide rail, 23-location display, 24-second fixture, 25-grip block, 26-bracing frame, 27-handwheel, 28-slide block, 29-guide rail, 30-operating desk, 31-display lamp, 32-V type fixture, 33-the 3rd slide rail.
Detailed description of the invention:
Below in conjunction with embodiment, the utility model is described in further detail.
According to Fig. 1 ~ Fig. 6, a kind of pipe cutting machine, comprise frame 1, described frame 1 take cast iron as material, and its excellent damping property and wearability are applicable to Pipe Cutting work characteristics, and this frame 1 is using horizontal table as separation interface, working cabined is made in below, inner installation Hydraulic Station and electrichydraulic control circuit, described frame 1 is provided with feeding mechanism and cutting mechanism, and between described feeding mechanism and cutting mechanism, erection has steel pipe 2.
Described feeding mechanism, comprise the first motor 3, described first motor 3 is installed in described frame 1, the first described motor adopts linear stepping motor, steel pipe axially-movable can be enable to locate rapidly and the object high to its precision controlling degree at difference, described first motor 3 connects first leading screw 4 one end, described first leading screw 4 is set with screw slide 5, described screw slide 5 correspondence is provided with the first slide rail 6 matched, the first described slide rail 6 two ends are fixed in frame 1, and it is parallel with the first leading screw 4, the load-carrying mechanisms such as support rack workbench automatic pipeline cutting clamper and hydraulic test, guide the path of whole feed mechanism, guarantee the cutting accuracy of steel pipe 2, the first fixture 7 is provided with above described screw slide 5, the external hydraulic cylinder 8 of described first fixture 7, described hydraulic cylinder 8 drives described first fixture 7 to move, described first fixture 7 clamps described steel pipe 2.
Described cutting mechanism, comprise the first support 9, described first support is provided with lowering or hoisting gear, first support 9 two ends are respectively arranged with the first saw blade 10 and the second saw blade 11, accomplish synchronously to move up and down, cut simultaneously, described first saw blade 10 is connected reduction box 13 respectively with described second saw blade 11, described reduction box 13 connects the second motor 12 by ring flange 14, described second motor 12 adopts Y-series (IP44) totally-enclosed from fan cold type cage type three-phase asynchronous motor, described first saw blade 10 and described second saw blade 11 are arranged between two the second motors 12, on described first saw blade 10 and described second saw blade 11 times methods, racks, correspondence is provided with the second fixture 24, described second fixture 24 clamps described steel pipe 2, described frame 1 is also provided with operating desk 30, operating desk 30 is provided with display lamp 31.
Described lowering or hoisting gear comprises the column 16 be arranged in described frame, described column 16 is provided with the 3rd slide rail 33, described first support 9 is erected on described 3rd slide rail 33, match with described 3rd slide rail 33, described column 16 upper end is provided with brace table 17, and described brace table 17 is installed with hydraulic cylinder 8, and hydraulic push rod 18 one end connects described hydraulic cylinder 8, the other end connects described first support 9, drives described first support 9 to move up and down along described 3rd slide rail 33.
Described first support 9 is also provided with the second support 19, described first support 9 is installed with the second leading screw 20, on described second leading screw 20, correspondence is provided with screw slide 5, described second support 19 is installed on described screw slide 5, described second leading screw 20 other end is provided with handle 21, described second saw blade 11 horizontal direction is driven to slide, second described leading screw 20 one end is also connected with location display 23, the distance between control two cast-cutting saw slices is rotated by swinging handle 5 in set-up procedure before Pipe Cutting, realize the fixed length cutting of steel pipe, described second leading screw is ball-screw, degree of precision can be ensured.
The motor shaft of described second motor 12 and reduction box 13 power shaft are coordinated by key connected mode and replace shaft coupling, save space, reduce volume and the weight of decelerator, described reduction box 13 inside is Worm Wheel System, worm and gear output shaft is connected with described first saw blade 10 and the second saw blade 11, and described reduction box 13 tank wall is installed with saw blade baffle plate 15; Described saw blade baffle plate 15 is U-shaped structure, and back-off is looped around described first saw blade 10 and described second saw blade 11 upper end is arranged, and prevents chip from splashing.
Be provided with grip block 25 below described second fixture 24, described grip block 25 is arranged on bracing frame 26, the external hydraulic cylinder 8 of support frame as described above, and hydraulic cylinder 8 side is provided with handwheel 27; Connection sliding block 28 below the bracing frame 26 corresponding with described second saw blade, below slide block 28, correspondence is provided with guide rail 29, described guide rail 29 coordinates with described slide block 28, and described guide rail 29 is fixedly installed in described frame 1, and support frame as described above 26 can drive described second fixture 24 to slide in frame 1.
Described first fixture 7 is made up of the V-type fixture 32 that three groups fasten between two, described second fixture 24 is made up of the V-type fixture 32 that two groups fasten between two, described first fixture and the second fixture can accommodate many, multiple diameter steel pipe, and there is self-centering function, make it to increase with the contact area of steel pipe 2 by the contact of multiple spot, described V-type fixture is separable relative to fixture support frame 26, can regularly replace, prevent from contacting the frequently wearing and tearing caused with steel pipe 2, ensure that stability during cutting.
The using method of the utility model pipe cutting machine, concrete steps are as follows:
The first step: steel pipe length as required, swinging handle 21, described second support 19 slides under the drive of described second leading screw 20 on described second slide rail 22, drive the second saw blade 11 horizontal motion, regulated the position of the second saw blade 11 by location display 23, make the distance between the first saw blade 10 and the second saw blade 11 equal required steel pipe length;
Second step: drive slide block at slide on rails by the hydraulic-driven block be arranged on described guide rail 29, the second fixture 24 on bracing frame 26 is driven to move, regulate the distance between two the second fixtures 24 corresponding with described first saw blade 10 and the second saw blade 11, make the distance between described two the second fixtures 24 corresponding with the distance between described first saw blade 10 and the second saw blade 11;
3rd step: needs pipe cutting is placed on described first fixture 7, drives the first fixture 7 to clamp described steel pipe 2 by hydraulic cylinder 8, start described first motor 3, carry out feeding;
4th step: calculate according to feed distance and the first motor speed and obtain feeding duration T, when feeding duration meets T, time on complete feeding to the second fixture 24 of described steel pipe 2, driven by hydraulic cylinder 8 or shake handwheel 27, drive described second fixture 24 to clamp described steel pipe 2, described first fixture 7 completes feeding, described first fixture 7 unclamps clamped steel pipe 2, first motor 3 reverses, and drive described first fixture 7 to be retracted into initial feeding position, the first motor 3 stops;
Further, in described frame 1, corresponding screw slide 5 is provided with the first travel switch, start the first motor 3, screw slide 5 is at the first leading screw 4 rectilinear motion, to drive on the first fixture 7 steel pipe 2 of clamping to advance feeding, when described screw slide 5 touches the first travel switch be arranged in frame 1, drive the first fixture 7 to unclamp clamped steel pipe 2 by described hydraulic cylinder 8, described first motor 3 reverses, and makes described first fixture 7 be retracted into initial feeding position;
5th step: start hydraulic lift, hydraulic push rod 18 is driven to move downward by hydraulic cylinder 8, promote described first support 9 to move downward along described 3rd slide rail 33, simultaneously, start the second motor 12, described first saw blade 10 and the second saw blade 11 are driven by described second motor 12 and are rotated down motion, when described first saw blade 10 and described second saw blade 11 touch described steel pipe 2, stop described first motor 3, described first saw blade 10 and the second saw blade 11 cut described steel pipe 2;
6th step: after cutting, described hydraulic lift drives hydraulic push rod 18 to drive the first support 9 upwards reseting movement by hydraulic cylinder 8, leaves steel pipe 2;
Further, above and below described steel pipe 2, corresponding described first saw blade 10 and the second saw blade 11 are provided with the second travel switch and third trip switch, after cutting, described first saw blade 10 and described second saw blade 11 touch the second travel switch being arranged on and arranging below steel pipe, second motor 12 main shaft slows down and stops, described first saw blade 10 and described second saw blade 11 shut down, hydraulic push rod 18 is driven to drive the first support 9 upwards reseting movement by hydraulic cylinder 8, leave steel pipe 2, when described first saw blade 10 and described second saw blade 11 touch the third trip switch being arranged on and arranging above described steel pipe 2, first support 9 stop motion, simultaneously, first motor 3 starts, first fixture 7 clamps steel pipe 2 and carries out feeding.
7th step: repeat above-mentioned 3rd step ~ the 6th step, complete the repeatedly cutting to steel pipe.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although be described in detail the utility model with reference to above-described embodiment, those of ordinary skill in the field are to be understood that: still can modify to detailed description of the invention of the present utility model or equivalent replacement, and not departing from any amendment of the utility model spirit and scope or equivalent replacement, it all should be encompassed in the middle of this right.
Claims (10)
1. a pipe cutting machine, comprise frame, frame is provided with feeding mechanism and cutting mechanism, between described feeding mechanism and cutting mechanism, erection has steel pipe, it is characterized in that: described feeding mechanism, comprise the first motor, the first motor connects slide, and described slide can slide in described frame, the first fixture is provided with above described slide, the external hydraulic cylinder of described first fixture, described Driven by Hydraulic Cylinder first clamp movement, steel pipe described in described first holder; Described cutting mechanism, comprise the first support, described first support is provided with lowering or hoisting gear, first support two ends are respectively arranged with the first cutter sweep and the second cutter sweep, described first cutter sweep and all external second motor of described second cutter sweep, under described first cutter sweep and described second cutter sweep, on methods, rack, correspondence is provided with the second fixture, steel pipe described in described second holder.
2. a kind of pipe cutting machine according to claim 1, it is characterized in that: described first motor is installed in described frame, described first motor connects first leading screw one end, described first leading screw is set with slide, described slide correspondence is provided with the first slide rail matched, be provided with the first fixture above described slide, described slide is the screw slide matched with described first leading screw.
3. a kind of pipe cutting machine according to claim 1, it is characterized in that: described lowering or hoisting gear comprises the column be arranged in described frame, described column is provided with the 3rd slide rail, described first support is erected on described 3rd slide rail, match with described 3rd slide rail, described column upper end is provided with brace table, described brace table is installed with hydraulic cylinder, hydraulic push rod one end connects described hydraulic cylinder, the other end connects described first support, drives described first support to move up and down along described 3rd slide rail.
4. a kind of pipe cutting machine according to claim 1, it is characterized in that: described first support is also provided with the second support, described first support is installed with the second leading screw, on described second leading screw, correspondence is provided with screw slide, described second support is installed on described screw slide, the described second leading screw other end is provided with handle, and drive described second cutter sweep horizontal direction to slide, second described leading screw one end is also connected with location display.
5. a kind of pipe cutting machine according to claim 1, it is characterized in that: described first cutter sweep is connected reduction box respectively with the second cutter sweep, described reduction box connects the second motor by ring flange, the motor shaft of described second motor is coordinated by key connected mode with reduction box input shaft, and described reduction box tank wall is installed with saw blade baffle plate.
6. a kind of pipe cutting machine according to claim 5, is characterized in that: described saw blade baffle plate is U-shaped structure, arranges around described first cutter sweep and described second cutter sweep upper end.
7. a kind of pipe cutting machine according to claim 1, is characterized in that: described first cutter sweep and the second cutter sweep are saw blade, and described first cutter sweep and described second cutter sweep are arranged between two the second motors.
8. a kind of pipe cutting machine according to claim 1, is characterized in that: be provided with grip block below described second fixture, described grip block is arranged on bracing frame, and the external hydraulic cylinder of support frame as described above, hydraulic cylinder side is provided with handwheel.
9. a kind of pipe cutting machine according to claim 8, it is characterized in that: connection sliding block below the bracing frame corresponding with described second cutting structure, below slide block, correspondence is provided with guide rail, described guide rail coordinates with described slide block, described guide rail is fixedly installed in described frame, and support frame as described above can drive described fixture to slide in frame.
10. a kind of pipe cutting machine according to claim 1, is characterized in that: described first fixture and the second fixture are that two V-type fixtures fasten composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520628128.2U CN204975529U (en) | 2015-08-20 | 2015-08-20 | Tube cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520628128.2U CN204975529U (en) | 2015-08-20 | 2015-08-20 | Tube cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204975529U true CN204975529U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520628128.2U Expired - Fee Related CN204975529U (en) | 2015-08-20 | 2015-08-20 | Tube cutting machine |
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| CN (1) | CN204975529U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033351A (en) * | 2015-08-20 | 2015-11-11 | 东北大学 | Pipe cutting machine and use method thereof |
| CN105798622A (en) * | 2016-06-06 | 2016-07-27 | 湖南安福气门有限公司 | Automatic processing integrated machine achieving valve feeding, cutting, grinding and chamfering |
| CN106735519A (en) * | 2017-02-08 | 2017-05-31 | 佛山慧创正元新材料科技有限公司 | A kind of pipe cutting machine |
| CN106881593A (en) * | 2017-04-18 | 2017-06-23 | 常熟市平方轮椅有限公司 | A kind of wheelchair frame pipeline system process equipment |
| CN107813011A (en) * | 2017-12-14 | 2018-03-20 | 和和机械（张家港）有限公司 | The cutter device of tailing cutting can be realized in pipe cutting machine |
| CN107855591A (en) * | 2017-12-13 | 2018-03-30 | 张家港汉升机械科技有限公司 | A kind of pipe cutting machine of adjustable angle |
| CN108406320A (en) * | 2018-05-21 | 2018-08-17 | 海宁市晟达消防设备有限公司 | A kind of production line for processing stainless steel circle |
| CN108489788A (en) * | 2018-06-29 | 2018-09-04 | 西安科技大学 | A kind of portable cutting machine for making coal petrography Mechanics Performance Testing test specimen |
| CN108526569A (en) * | 2018-04-17 | 2018-09-14 | 苏州阡晨金属包装设备有限公司 | A kind of easy-to-draw tank body continuous cutter |
| CN108543892A (en) * | 2018-07-13 | 2018-09-18 | 广东电网有限责任公司 | Cable cutting device |
| CN108555375A (en) * | 2017-03-21 | 2018-09-21 | 欧阳庆丰 | A kind of Teflon tubule cutting apparatus |
| CN112846388A (en) * | 2020-12-26 | 2021-05-28 | 杭州雷力信息科技有限公司 | Automatic cutting equipment for processing building section |
| CN113500413A (en) * | 2021-07-13 | 2021-10-15 | 上海浩悟智能科技有限公司 | Full-automatic intelligent fire pipeline screw thread and slot production line |
-
2015
- 2015-08-20 CN CN201520628128.2U patent/CN204975529U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033351A (en) * | 2015-08-20 | 2015-11-11 | 东北大学 | Pipe cutting machine and use method thereof |
| CN105798622A (en) * | 2016-06-06 | 2016-07-27 | 湖南安福气门有限公司 | Automatic processing integrated machine achieving valve feeding, cutting, grinding and chamfering |
| CN106735519A (en) * | 2017-02-08 | 2017-05-31 | 佛山慧创正元新材料科技有限公司 | A kind of pipe cutting machine |
| CN108555375A (en) * | 2017-03-21 | 2018-09-21 | 欧阳庆丰 | A kind of Teflon tubule cutting apparatus |
| CN108672793A (en) * | 2017-03-21 | 2018-10-19 | 欧阳庆丰 | A kind of Teflon tubule cutting apparatus |
| CN106881593A (en) * | 2017-04-18 | 2017-06-23 | 常熟市平方轮椅有限公司 | A kind of wheelchair frame pipeline system process equipment |
| CN107855591A (en) * | 2017-12-13 | 2018-03-30 | 张家港汉升机械科技有限公司 | A kind of pipe cutting machine of adjustable angle |
| CN107813011A (en) * | 2017-12-14 | 2018-03-20 | 和和机械（张家港）有限公司 | The cutter device of tailing cutting can be realized in pipe cutting machine |
| CN107813011B (en) * | 2017-12-14 | 2024-06-21 | 和和机械（张家港）有限公司 | Cutting device capable of realizing tailing cutting in pipe cutting machine |
| CN108526569A (en) * | 2018-04-17 | 2018-09-14 | 苏州阡晨金属包装设备有限公司 | A kind of easy-to-draw tank body continuous cutter |
| CN108406320A (en) * | 2018-05-21 | 2018-08-17 | 海宁市晟达消防设备有限公司 | A kind of production line for processing stainless steel circle |
| CN108489788A (en) * | 2018-06-29 | 2018-09-04 | 西安科技大学 | A kind of portable cutting machine for making coal petrography Mechanics Performance Testing test specimen |
| CN108489788B (en) * | 2018-06-29 | 2024-01-26 | 西安科技大学 | Portable cutting and grinding machine for manufacturing coal rock mechanical property test piece |
| CN108543892A (en) * | 2018-07-13 | 2018-09-18 | 广东电网有限责任公司 | Cable cutting device |
| CN108543892B (en) * | 2018-07-13 | 2024-03-19 | 广东电网有限责任公司 | Cable cutting device |
| CN112846388A (en) * | 2020-12-26 | 2021-05-28 | 杭州雷力信息科技有限公司 | Automatic cutting equipment for processing building section |
| CN112846388B (en) * | 2020-12-26 | 2022-10-28 | 杭州雷力信息科技有限公司 | Automatic cutting equipment for processing building section |
| CN113500413A (en) * | 2021-07-13 | 2021-10-15 | 上海浩悟智能科技有限公司 | Full-automatic intelligent fire pipeline screw thread and slot production line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20160820 |