CN204524419U - Surface voids tube process equipment - Google Patents
Surface voids tube process equipment Download PDFInfo
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- CN204524419U CN204524419U CN201520074486.3U CN201520074486U CN204524419U CN 204524419 U CN204524419 U CN 204524419U CN 201520074486 U CN201520074486 U CN 201520074486U CN 204524419 U CN204524419 U CN 204524419U
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- holder assembly
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- toolbox
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Abstract
The utility model relates to a kind of surface voids tube process equipment, it comprises casing, cutter holder assembly, toolbox, cutter shrinks driving mechanism and cutter rotary drive mechanism, cutter holder assembly comprises some groups, often organize cutter holder assembly and include base, the seat of honour, cutter shaft, bearing and connection handle, the quantity of toolbox is identical with the quantity of cutter holder assembly, region between several toolboxs forms pipe fitting processing district, often organize toolbox and comprise sleeve, left side retainer plate, first cutter, second cutter, right side retainer plate and hold-down nut, cutter shrinks driving mechanism and comprises fixed disk, rolling disc, swing arm, reset tension spring and rotating disk actuator, cutter rotary drive mechanism is arranged on the right side of casing, cutter rotary drive mechanism comprises minor sprocket, hinge wheel, idler gear, periphery pinion, universal drive shaft, right cap, left cap and left sealing cap.Surface voids tube process equipment of the present utility model once can complete the processing of surface voids tube, and working (machining) efficiency is high, and energy consumption is low, and this process equipment takes up room little, and the surface voids tube surface detail of production is more evenly harmonious, is conducive to the quality of the surface voids tube promoting processing.
Description
Technical field
The utility model relates to steel pipe process equipment field, is specifically related to a kind of surface voids tube process equipment.
Background technology
Surface voids tube is the radiating tube for heat exchange, surface voids tube is adding man-hour, needs on the outer wall of column tube, process thread groove and axial groove, makes the rectangular preiection outer wall of pipe being uniformly distributed smile, increase the surface area of surface voids tube outer wall, and then strengthen the heat exchange performance of surface voids tube.Existing surface voids tube process equipment needs the processing through twice streamline usually, first streamline processes thread groove at the outer wall of cylindrical tube, second streamline be the pipe processed at first streamline outer wall on machining shaft to groove, because have employed the processing of twice streamline, therefore, energy consumption is high, and two streamlines take up room greatly, space availability ratio is low, first streamline processes the pipe of thread groove in the process of processing axial groove, easily thread groove is worn and torn, affect the quality of surface voids tube.
Summary of the invention
The purpose of this utility model is for existing surface voids tube process equipment energy consumption pointed in background technology high, and space availability ratio is low, and the problem easily worn and torn in surface voids tube surface provides a kind of surface voids tube process equipment of good airproof performance.
The technical scheme realizing goal of the invention of the present utility model is as follows:
A kind of surface voids tube process equipment, it comprises casing, cutter holder assembly, toolbox, cutter contraction driving mechanism and cutter rotary drive mechanism, and the left and right sides of casing is respectively arranged with opening,
Cutter holder assembly comprises some groups, often organize cutter holder assembly and include base, the seat of honour, cutter shaft, bearing and connection handle, the seat of honour is fixedly connected with base, left end and the right-hand member at the seat of honour are respectively arranged with bearing block, bearing is provided with in bearing block, the two ends of cutter shaft are passed respectively in the hole of bearing, and right-hand member and the connection handle of cutter shaft are hinged;
The quantity of toolbox is identical with the quantity of cutter holder assembly, region between several toolboxs forms pipe fitting processing district, often organize toolbox and comprise sleeve, left side retainer plate, first cutter, second cutter, right side retainer plate and hold-down nut, sleeve is columnar hollow structure, sleeve is socketed respectively and is fixed on the cutter shaft of corresponding cutter holder assembly, the left side of sleeve is provided with limiting section, the right side of limiting section is cylindrical portion, left side retainer plate is fixed on the right side of the limiting section of sleeve, first cutter and the second cutter are fixed on the right side of left side retainer plate successively, the outer peripheral face of the first cutter is provided with the blade for processing thread groove at the outer wall of straight tube, the outer peripheral face of the second cutter is provided with the blade for processing axial groove at the outer wall of straight tube, right side retainer plate is arranged on the right side of the second cutter, hold-down nut is arranged on the right side of right side retainer plate, the external screw thread of hold-down nut and sleeve right-hand member locks,
Cutter shrinks driving mechanism and comprises fixed disk, rolling disc, swing arm, reset tension spring and rotating disk actuator, fixed disk is fixedly connected with the left end face of casing, rolling disc is assemblied on fixed disk, rolling disc and fixed disk are rotatably assorted, the arcwall face with cutter holder assembly equal number is provided with in the endoporus of rolling disc, this arcwall face is along clockwise or counter clockwise direction decreasing pore size, what the outer wall of rolling disc is provided with promotion rolling disc pushes away handle, one end and the fixed disk of swing arm are hinged, the arranged outside of the free end of swing arm has roller, pair of rollers should be arranged in the arcwall face of rolling disc, the inner side of the free end of swing arm is fixedly connected with the base of corresponding cutter holder assembly respectively, the position maximum in the aperture of arcwall face is other is provided with the spacing limiting section of pair roller, one end of reset tension spring is fixed on fixed disk, the reset tension spring other end is connected in swing arm, rotating disk actuator is cylinder or oil cylinder, on the push rod of rotating disk actuator and rolling disc to push away handle hinged,
Cutter rotary drive mechanism is arranged on the right side of casing, cutter rotary drive mechanism comprises minor sprocket, hinge wheel, idler gear, periphery pinion, universal drive shaft, right cap, left cap and left sealing cap, minor sprocket is connected with the output shaft of motor, minor sprocket is connected with hinge wheel by chain, idler gear is fixedly connected on the axle of hinge wheel, several periphery pinion circumferences are evenly distributed on outside idler gear, and engage with idler gear, the quantity of periphery pinion is identical with the quantity of toolbox, universal drive shaft is identical with the quantity of periphery pinion, the right-hand member of each universal drive shaft is connected on the axle of corresponding periphery pinion, the left end of each universal drive shaft is fixedly connected on the right-hand member of the cutter shaft of corresponding cutter holder assembly respectively, left cap is the plate-like piece of annular, the hole that the axle that left cap is provided with periphery pinion passes, bearing is provided with in hole, the left end of the axle of hinge wheel is provided with left sealing cap, left sealing cap is fixedly connected with the axle of hinge wheel, right side is provided with step surface to left sealing cap, this step surface compresses location to left cap.
In such scheme, described base is strip, the bottom shape size at the seat of honour is identical with the upper surface of base, the left side at the seat of honour is provided with bracing frame, the bracing frame at the seat of honour is provided with door, door is fixedly connected with bracing frame by pilot hole, and door is provided with axis hole, is provided with bearing in axis hole.
In such scheme, described minor sprocket and hinge wheel select duplex chain wheel.
In such scheme, described cutter holder assembly comprises three groups, three groups of cutter holder assemblies are arranged by corresponding swing arm circumference is equidistant, toolbox also comprises three groups, toolbox is arranged on corresponding cutter holder assembly, described circumferential pinion also comprises three, and the rotating shaft of axial pinion is corresponding with the right-hand member of three universal drive shafts to be connected, and the left end of three universal drive shafts is corresponding with the connection handle of three groups of cutter holder assemblies to be connected.
The advantage of surface voids tube process equipment of the present utility model is: surface voids tube process equipment of the present utility model disposablely can complete the processing of surface voids tube, operating efficiency is high, energy consumption is low, and this process equipment takes up room little, the surface voids tube surface detail produced is more evenly harmonious, is conducive to the quality of the surface voids tube promoting processing.
Accompanying drawing explanation
Fig. 1 is the structural representation of surface voids tube process equipment of the present utility model;
Fig. 2 is the schematic diagram of cutter holder assembly;
Fig. 3 is the schematic diagram of toolbox;
Fig. 4 is the schematic diagram that cutter shrinks driving mechanism;
Fig. 5 is the schematic diagram of cutter rotary drive mechanism;
Fig. 6 is surface voids tube process equipment schematic internal view; (in this figure, reset tension spring is not connected with swing arm, and universal drive shaft is not also connected with connection handle, connects before equipment is started working);
1 is casing;
2 is cutter holder assembly, 21 be base, 22 for the seat of honour, 23 be cushion block, 24 is axle, and 25 is door, and 26 is bearing, and 27 is connection handle;
3 is toolbox, and 31 is sleeve, and 32 is left side retainer plate, and 33 is the first cutter, and 34 is the second cutter, and 35 is right side retainer plate, and 36 is hold-down nut;
4 is cutter contraction driving mechanism, and 41 is fixed disk, and 42 is rolling disc, and 421 is arcwall face, and 422 for pushing away handle, and 43 is swing arm, and 431 is roller, and 44 is reset tension spring, and 45 is rotating disk actuator;
5 is cutter rotary drive mechanism, and 51 is minor sprocket, and 52 is hinge wheel, and 53 is idler gear, and 54 is periphery pinion, and 55 is universal drive shaft, and 56 is right cap, and 57 is left cap, and 58 is left sealing cap.
Detailed description of the invention
Referring to figs. 1 through a kind of surface voids tube process equipment shown in Fig. 6, it comprises casing 1, cutter holder assembly 2, toolbox 3, cutter contraction driving mechanism 4 and cutter rotary drive mechanism 5.
The left and right sides of casing 1 is respectively arranged with opening.
Cutter holder assembly 2 comprises some groups, and often organize cutter holder assembly 2 and include base 21, the seat of honour 22, cushion block 23, cutter shaft 24, door 25 and bearing 26, base 21 is strip, and the cross section that the lower surface of base is provided with left and right directions is trapezoidal groove; The bottom shape size at the seat of honour 22 is identical with the upper surface of base, the left side at the seat of honour 22 is provided with bracing frame, the right side at the seat of honour 22 is provided with bearing block, cushion block 23 bottom is provided with the Plug Division with the slot fit on base, the left side of cushion block is connecting plate, and connecting plate is fixedly connected with base 21 by bolt.Pilot hole door 25 being provided with axis hole and being fixedly connected with the seat of honour.Cutter shaft 24 left end is through the axis hole on door, and the right-hand member of cutter shaft 24 is through the dead eye in the bearing block on the seat of honour, and right-hand member and the connection handle 27 of cutter shaft 24 are hinged.
The quantity of toolbox 3 is identical with the quantity of cutter holder assembly 2, often organizes toolbox and comprises sleeve 31, left side retainer plate 32, first cutter 33, second cutter 34, right side retainer plate 35, hold-down nut 36 and connection handle 37.Sleeve 31 is column, the inner hollow of sleeve 31, the diameter of the endoporus of sleeve 31 is identical with the diameter of cutter shaft 24, the left side of sleeve 31 is provided with limiting section, the right side of limiting section is cylindrical portion, left side retainer plate 32 is annular, the left side diameter of bore of retainer plate 32 is identical with the external diameter of the cylindrical portion of sleeve, first cutter 33 and the second cutter 34 are the cylindrical of hollow, the diameter of bore of the first cutter 33 and the second cutter 34 is slightly larger than the external diameter of cylindrical portion, the outer peripheral face of the first cutter 33 is provided with the blade for processing thread groove at the outer wall of straight tube, the outer peripheral face of the second cutter 34 is provided with the blade for processing axial groove at the outer wall of straight tube, right side retainer plate 35 comprises several annular fixing members, the internal thread of hold-down nut 36 matches with the external screw thread of sleeve 31 right-hand member.
Cutter shrinks driving mechanism 4 and comprises fixed disk 41, rolling disc 42, swing arm 43, reset tension spring 44 and rotating disk actuator 45.Fixed disk 41 is fixedly connected with the left end face of casing 1, rolling disc 42 is assemblied on fixed disk 41, rolling disc 42 and fixed disk 41 are rotatably assorted, be provided with the arcwall face 421 with cutter holder assembly 2 equal number in the endoporus of rolling disc 42, this arcwall face 421 is along clockwise or counter clockwise direction decreasing pore size.What the outer wall of rolling disc 42 is provided with promotion rolling disc pushes away handle.One end and the fixed disk 41 of swing arm 43 are hinged, and the other end of swing arm 43 is provided with roller 431, and roller 431 is arranged in arcwall face 421, and the position maximum in the aperture of arcwall face 421 is other is provided with the spacing limiting section of pair roller 431.One end of reset tension spring 44 is fixed on fixed disk 42, and reset tension spring 44 other end is connected in swing arm 43.Rotating disk actuator 45 is cylinder or oil cylinder, on the push rod of rotating disk actuator 45 and rolling disc 42 to push away handle 422 hinged.
Cutter rotary drive mechanism 5 comprises minor sprocket 51, hinge wheel 52, idler gear 53, periphery pinion 54, universal drive shaft 55, right cap 56 and left cap 57.Minor sprocket 51 is connected with the output shaft of motor, and minor sprocket 51 is connected with hinge wheel 52 by chain, and preferably, minor sprocket 51 and hinge wheel 52 select duplex chain wheel.Idler gear 53 is fixedly connected on the axle of hinge wheel 52.Several periphery pinion 54 circumferences are evenly distributed on outside idler gear 53, and engage with idler gear 53.The quantity of periphery pinion 54 is identical with the quantity of toolbox 3.Universal drive shaft 55 is identical with the quantity of periphery pinion 54, and the right-hand member of each universal drive shaft 55 is connected on the axle of corresponding periphery pinion 54.The left end of each universal drive shaft 55 is fixedly connected on the right-hand member of the cutter shaft 24 of corresponding cutter holder assembly 2 respectively.Left cap 57 is the plate-like piece of annular, and the hole that the axle that left cap 57 is provided with periphery pinion 54 passes is provided with bearing in hole.Right cap 56 comprises right annular portion, cylindrical portion and left annular portion, and cylindrical portion is connected with the end face outside of its right flank with right annular portion, and cylindrical portion is connected with left annular portion inner side end with its left surface.The left surface in right annular portion is provided with the bearing corresponding with the axle of idler gear 53 and periphery pinion 54.The left end of the axle of hinge wheel 52 is provided with left sealing cap 58, and left sealing cap 58 is fixedly connected with the axle of hinge wheel 52, and right side is provided with step surface to left sealing cap 58, and this step surface compresses location to left cap 57.
Surface voids tube process equipment of the present utility model, cutter rotary drive mechanism 5 is arranged on the right side of casing 1, the center of the right cap 56 of cutter rotary drive mechanism 5 is provided with axis hole, bearing is provided with in axis hole, the axle of the hinge wheel 52 of cutter rotary drive mechanism 5 is from right to left through right cap, described idler gear 53 is fixed on the axle of hinge wheel 52, three periphery pinions 54 are distributed in the outside of idler gear 53, three periphery pinions 54 all engage with idler gear 53, position corresponding with the rotating shaft of three periphery pinions 54 on the left surface of right cap is provided with bearing, the right-hand member of the rotating shaft of three periphery pinions 54 is arranged in bearing, the left side of periphery pinion 54 is provided with left cap, the left end of the rotating shaft of three periphery pinions 54 is through left cap, and correspondingly with three universal drive shafts to connect, bearing is provided with in left cap with the hole of periphery pinion fits, the left end of the axle of hinge wheel 52 is provided with left sealing cap, left sealing cap is fixedly connected with the axle of hinge wheel 52, right side is provided with step surface to left sealing cap, this step surface compresses location to left cap.The left annular portion of right cap is fixedly connected with the right flank of casing by bolt with left cap.The fixed disk 41 that described cutter shrinks driving mechanism 4 is fixedly connected with the left end face of casing 1, rolling disc 42 and fixed disk 41 are rotatably assorted, distribute by three road arcwall faces 421 in the endoporus of rolling disc 42, arcwall face 421 clockwise or counterclockwise diameter reduces gradually, and the position of largest diameter is provided with limiting section.One end that cutter shrinks three swing arms 43 of driving mechanism 4 is that certain circumferential spaces is hinged on fixed disk 41, the arranged outside of the free end of swing arm 43 has roller 431, roller 431 correspondence is arranged in the arcwall face 421 of rolling disc 42, the free end of three swing arms 43 is fixedly connected with corresponding extension spring 44 respectively, and the inner side of the free end of three swing arms 43 is fixedly connected with the base 21 of corresponding cutter holder assembly 2 respectively.The seat of honour 22 of cutter holder assembly 2 is fixedly connected with base 21, and the Plug Division of connecting plate is plugged in the groove of base bottom, is bolted on the left side of base.Door 25 is bolted on the bracing frame in the left side at the seat of honour 22.Cutter shaft 24 left end is through the axis hole on door 25, and the right-hand member of cutter shaft 24 is through the dead eye in the bearing block on the seat of honour 22, and right-hand member and the connection handle 27 of cutter shaft 24 are hinged.Connection handle 27 is fixedly connected with the universal drive shaft 55 of cutter rotary drive mechanism 5.The sleeve 31 of three groups of toolboxs 3 is socketed respectively and is fixed on the cutter shaft 24 of corresponding cutter holder assembly 2, left side retainer plate 32 is fixed on the right side of the limiting section of sleeve 31, first cutter 33 and the second cutter 34 are fixed on the right side of left side retainer plate 32 successively, the right side of the second cutter 34 is provided with retainer plate 35 on the right side of two to three, hold-down nut 36 is arranged on the right side of right side retainer plate, and hold-down nut 36 locks with the external screw thread of sleeve 31 right-hand member.A workspace is defined between three cutter holder assemblies 2, when surface voids tube process equipment works, straight tube passes from processing district, and follow draw-gear and pass through from workspace with certain speed, rotating disk driver part 45 cylinder or the oil cylinder of driving mechanism is shunk by controlling cutter, what the push rod of driver part promoted rolling disc pushes away handle 422, and then drive rolling disc 42 to turn an angle, when rolling disc 42 rotates, arcwall face 421 in rolling disc 42 there occurs rotation, roller 431 in swing arm 43 is rolled towards the region that arcwall face interior diameter is less, gap shrinks between the cutter holder assembly making the free end being connected to swing arm 43, and the first cutter 33 making to be assemblied on cutter holder assembly 2 and the second cutter 34 with certain pressure compaction on straight tube, meanwhile, the driven by motor minor sprocket 51 of cutter rotary drive mechanism 5 rotates, by chain drive to hinge wheel 52, hinge wheel 52 drives the idler gear 53 in left side to rotate, idler gear 53 drives three the periphery pinions 54 be meshed with it to rotate, power is reached three universal drive shafts 55 by the rotating shaft of three periphery pinions 54, three universal drive shafts 55 are again by power transmission extremely three connection handles 27 connecting corresponding to it, three connection handles 27 drive the axle of three groups of toolboxs to rotate, the first cutter 33 of three groups of toolboxs and the second cutter 34 is driven to rotate, in the process, first cutter 33 goes out thread groove in straight tube Surface Machining, second cutter 34 goes out axial groove in straight tube Surface Machining, by the acting in conjunction of the first cutter 33 and the second cutter 34, the disposable processing completing surface voids tube.Pass through this set, the working (machining) efficiency of surface voids tube increases substantially, simultaneously the space that takies of surface voids tube process equipment is little, improves the space availability ratio of job shop, reduces the manufacturing cost of surface voids tube process equipment, simultaneously because surface voids tube is that time processing is shaping, energy consumption is lower, because surface voids tube machine-shaping successively, the fitness between the first cutter and the second cutter is better, the decorative pattern on surface voids tube surface can be made more unanimously to coordinate, promote the heat exchange performance of surface voids tube.
Above embodiment is the explanation to detailed description of the invention of the present utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not when departing from spirit and scope of the present utility model; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present utility model.
Claims (4)
1. a surface voids tube process equipment, is characterized in that: it comprises casing, cutter holder assembly, toolbox, cutter contraction driving mechanism and cutter rotary drive mechanism, and the left and right sides of casing is respectively arranged with opening,
Cutter holder assembly comprises some groups, often organize cutter holder assembly and include base, the seat of honour, cutter shaft, bearing and connection handle, the seat of honour is fixedly connected with base, left end and the right-hand member at the seat of honour are respectively arranged with bearing block, bearing is provided with in bearing block, the two ends of cutter shaft are passed respectively in the hole of bearing, and right-hand member and the connection handle of cutter shaft are hinged;
The quantity of toolbox is identical with the quantity of cutter holder assembly, region between several toolboxs forms pipe fitting processing district, often organize toolbox and comprise sleeve, left side retainer plate, first cutter, second cutter, right side retainer plate and hold-down nut, sleeve is columnar hollow structure, sleeve is socketed respectively and is fixed on the cutter shaft of corresponding cutter holder assembly, the left side of sleeve is provided with limiting section, the right side of limiting section is cylindrical portion, left side retainer plate is fixed on the right side of the limiting section of sleeve, first cutter and the second cutter are fixed on the right side of left side retainer plate successively, the outer peripheral face of the first cutter is provided with the blade for processing thread groove at the outer wall of straight tube, the outer peripheral face of the second cutter is provided with the blade for processing axial groove at the outer wall of straight tube, right side retainer plate is arranged on the right side of the second cutter, hold-down nut is arranged on the right side of right side retainer plate, the external screw thread of hold-down nut and sleeve right-hand member locks,
Cutter shrinks driving mechanism and comprises fixed disk, rolling disc, swing arm, reset tension spring and rotating disk actuator, fixed disk is fixedly connected with the left end face of casing, rolling disc is assemblied on fixed disk, rolling disc and fixed disk are rotatably assorted, the arcwall face with cutter holder assembly equal number is provided with in the endoporus of rolling disc, this arcwall face is along clockwise or counter clockwise direction decreasing pore size, what the outer wall of rolling disc is provided with promotion rolling disc pushes away handle, one end and the fixed disk of swing arm are hinged, the arranged outside of the free end of swing arm has roller, pair of rollers should be arranged in the arcwall face of rolling disc, the inner side of the free end of swing arm is fixedly connected with the base of corresponding cutter holder assembly respectively, the position maximum in the aperture of arcwall face is other is provided with the spacing limiting section of pair roller, one end of reset tension spring is fixed on fixed disk, the reset tension spring other end is connected in swing arm, rotating disk actuator is cylinder or oil cylinder, on the push rod of rotating disk actuator and rolling disc to push away handle hinged,
Cutter rotary drive mechanism is arranged on the right side of casing, cutter rotary drive mechanism comprises minor sprocket, hinge wheel, idler gear, periphery pinion, universal drive shaft, right cap, left cap and left sealing cap, minor sprocket is connected with the output shaft of motor, minor sprocket is connected with hinge wheel by chain, idler gear is fixedly connected on the axle of hinge wheel, several periphery pinion circumferences are evenly distributed on outside idler gear, and engage with idler gear, the quantity of periphery pinion is identical with the quantity of toolbox, universal drive shaft is identical with the quantity of periphery pinion, the right-hand member of each universal drive shaft is connected on the axle of corresponding periphery pinion, the left end of each universal drive shaft is fixedly connected on the right-hand member of the cutter shaft of corresponding cutter holder assembly respectively, left cap is the plate-like piece of annular, the hole that the axle that left cap is provided with periphery pinion passes, bearing is provided with in hole, the left end of the axle of hinge wheel is provided with left sealing cap, left sealing cap is fixedly connected with the axle of hinge wheel, right side is provided with step surface to left sealing cap, this step surface compresses location to left cap.
2. surface voids tube process equipment according to claim 1, it is characterized in that: described base is strip, the bottom shape size at the seat of honour is identical with the upper surface of base, the left side at the seat of honour is provided with bracing frame, the bracing frame at the seat of honour is provided with door, door is fixedly connected with bracing frame by pilot hole, and door is provided with axis hole, is provided with bearing in axis hole.
3. surface voids tube process equipment according to claim 1, is characterized in that: described minor sprocket and hinge wheel select duplex chain wheel.
4. surface voids tube process equipment according to claim 1, it is characterized in that: described cutter holder assembly comprises three groups, three groups of cutter holder assemblies are arranged by corresponding swing arm circumference is equidistant, toolbox also comprises three groups, toolbox is arranged on corresponding cutter holder assembly, described circumferential pinion also comprises three, and the rotating shaft of axial pinion is corresponding with the right-hand member of three universal drive shafts to be connected, and the left end of three universal drive shafts is corresponding with the connection handle of three groups of cutter holder assemblies to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074486.3U CN204524419U (en) | 2015-02-02 | 2015-02-02 | Surface voids tube process equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074486.3U CN204524419U (en) | 2015-02-02 | 2015-02-02 | Surface voids tube process equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204524419U true CN204524419U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520074486.3U Expired - Fee Related CN204524419U (en) | 2015-02-02 | 2015-02-02 | Surface voids tube process equipment |
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| CN (1) | CN204524419U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110775362A (en) * | 2019-04-09 | 2020-02-11 | 青岛海科佳智能装备科技有限公司 | Prefabricated bag circular ring bag expanding device |
| CN112620748A (en) * | 2020-12-17 | 2021-04-09 | 天津市华油管道科技有限公司 | Quick chamfering machine for spiral pipe |
-
2015
- 2015-02-02 CN CN201520074486.3U patent/CN204524419U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110775362A (en) * | 2019-04-09 | 2020-02-11 | 青岛海科佳智能装备科技有限公司 | Prefabricated bag circular ring bag expanding device |
| CN112620748A (en) * | 2020-12-17 | 2021-04-09 | 天津市华油管道科技有限公司 | Quick chamfering machine for spiral pipe |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |