CN205021156U - Connecting pipe nut internal thread digital control processing equipment alive - Google Patents
Connecting pipe nut internal thread digital control processing equipment alive Download PDFInfo
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- CN205021156U CN205021156U CN201520626427.2U CN201520626427U CN205021156U CN 205021156 U CN205021156 U CN 205021156U CN 201520626427 U CN201520626427 U CN 201520626427U CN 205021156 U CN205021156 U CN 205021156U
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Abstract
The utility model provides a connecting pipe nut internal thread digital control processing equipment alive, belongs to the screw thread and surely makes technical field, and it is including automatic material mechanism, work piece clamping mechanism, (holding) chuck, (holding) chuck actuating mechanism, blade holder, cutter and the base arranged, the base comprises headstock and workstation, (holding) chuck and (holding) chuck actuating mechanism fixed mounting are on the headstock, the blade holder includes first blade holder and second blade holder two parts, through lateral sliding subassembly and longitudinal sliding motion unit mount on the workstation, the cutter includes facing tool and threading tool, the facing tool is installed on first blade holder, the threading tool is installed on the second blade holder, the automatic material mechanism of arranging is fixed on the level ground, its terminal discharge gate and the butt joint of work piece clamping mechanism. The utility model discloses can once only accomplish live interior terminal surface of connecting pipe nut annular and internal screw thread processing, not only improve work efficiency, avoid the inconsistent problem of twice clamping positioning accuracy of work piece simultaneously, guarantee product quality.
Description
Technical field
The utility model relates to a kind of internal thread machining equipment, especially a kind of numerically controlled processing equipment being applicable to active joint pipe fitting nut inner thread, belongs to screw thread cutting technical field.
Background technology
Active joint pipe fitting is again union or by appointing, is a kind of conventional conduit coupling that can facilitate installing/dismounting, and active joint pipe fitting is by nut, cloud cluster and flush three parts and form.As shown in accompanying drawing 1, Fig. 2, the nut 1 of active joint pipe fitting is provided with internal thread 1-1 and annular inner face 1-2.During active joint pipe fitting assembling, first the interface of two segment pipes to be connected installed respectively cloud cluster and flush, nut 1 is sleeved on and flushes outside, coordinated with the annular boss flushed by its annular inner face 1-2, again by internal thread 1-1 and another segment pipe port cloud cluster external thread rotary stressed joint, make the docking of cloud cluster peace contact surface, and sealed by O-ring seal, reach with this object connected by two segment pipes.As can be seen here, nut 1 internal thread 1-1 machining accuracy and annular inner face 1-2 flatness are the key factors affecting active joint pipe fitting quality.
Active joint pipe fitting adopts malleable iron material mostly, and its technological process of production is: first pour into white cast-iron part, then through malleablizing process and polishing, enters blank shaping and screw thread process operation, finally at the qualified rear packaging warehouse-in of Product checking.Current nut 1 internal thread 1-1 and annular inner face 1-2 processes operation and is completed by face work, screw thread process two procedures, because each nut workpiece all needs through twice clamping and unloading process, not only inefficiency, and the uniformity of positioning precision is difficult to ensure, have impact on the product quality of active joint pipe fitting.
Utility model content
In order to overcome the drawback that prior art exists, the utility model provides a kind of active joint pipe fitting nut inner thread numerically controlled processing equipment that disposablely can complete face work and screw thread process operation, the object of product quality of increasing work efficiency to reach, ensure.
The utility model above-mentioned purpose is achieved through the following technical solutions:
A kind of active joint pipe fitting nut inner thread numerically controlled processing equipment, comprises automatic blanking mechanism, clamping workpiece mechanism, chuck, chuck driving mechanism, tool rest, cutter and base; Described base is made up of headstock and workbench; Described chuck and chuck driving mechanism are fixedly mounted on headstock; Described tool rest comprises the first tool rest and second tool rest two parts, is installed on the table by horizontal slide assemblies and longitudinal sliding motion assembly; Described cutter comprises facing tool and threading tool, and described facing tool is arranged on the first tool rest, and described threading tool is arranged on the second tool rest; Described automatic blanking mechanism is fixed on level ground, and its terminal discharge mouth docks with clamping workpiece mechanism.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, arranges workpiece escapement assembly at described automatic blanking mechanism terminal discharge mouth place; Described workpiece escapement assembly comprises hydraulic drive cylinder, rocking arm, the first pin, the second pin, guide plate, back-moving spring and bracing frame; Support frame as described above is arranged on automatic blanking mechanism end; Described hydraulic drive cylinder is arranged on bracing frame, and its telescopic arm is corresponding with one end; Described rocking arm hinge mounted is in the middle part of bracing frame, and rocking arm jointed shaft both sides are assembled with the first pin and the second pin upper end thereof respectively; Described first pin and the second pin lower end are through guide plate; Described guide plate is fixed on bracing frame; Described back-moving spring one end is arranged on bracing frame, and the other end is arranged on rocking arm.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, described horizontal slide assemblies comprises horizontal slide rail and horizontal slide unit; Described horizontal slide rail is fixing on the table, equipped horizontal slide unit on horizontal slide rail; Described longitudinal sliding motion assembly is arranged on horizontal slide unit.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, described longitudinal sliding motion assembly comprises longitudinal slide rail and longitudinal slide unit; Described longitudinal slide rail is fixed on horizontal slide unit, equipped longitudinal slide unit on longitudinal slide rail; Described first tool rest and the second tool rest are arranged on longitudinal slide unit.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, described clamping workpiece mechanism comprises crane, lifting slider and liftout oil cylinder; Described crane is fixed on headstock, equipped lifting slider on crane; Described lifting slider is provided with workpiece container cavity and push rod component; Described liftout oil cylinder is fixing on the table, and liftout oil cylinder and chuck are positioned on same central axis.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, described chuck driving mechanism comprises motor and driving-belt assembly; The driving wheel of described motor output shaft and driving-belt assembly assembles; Driven pulley and the chuck of described driving-belt assembly assemble.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, described chuck is the clamped-in style chuck that surges, by the switching of jaw clamping in HYDRAULIC CONTROL SYSTEM chuck with releasing orientation.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, is also provided with control panel, and described control panel fixed installation on the table.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, is also provided with receiving mechanism; Described receiving mechanism comprises rewinding container and rewinding track; Described rewinding track one end is fixed on horizontal slide unit side, and the other end docks with rewinding container; Described rewinding container arrangement, at workbench side, is placed on level ground.
Above-mentioned active joint pipe fitting nut inner thread numerically controlled processing equipment, described automatic blanking mechanism is vibrating-disk discharge mechanism, is delivered in the workpiece container cavity of clamping workpiece mechanism lifting slider by workpiece to be processed by the discharge track be in tilted layout.
Active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model, by the vibrating disk of automatic blanking mechanism by workpiece according to specific attitude ordered arrangement, and be delivered to workpiece escapement component placement by the discharge track be in tilted layout, by the action of control system workpiece manipulation escapement assembly, workpiece is made to enter in the workpiece container cavity of clamping mechanism lifting slider; Then, workpiece slides down to and chuck relative position along with lifting slider, the jaw of chuck is in releasing orientation under hydraulic system drives, liftout oil cylinder telescopic arm stretches out, by push rod component, workpiece is pushed in chuck, the jaw of chuck switches to clamped condition under hydraulic system drives, and liftout oil cylinder telescopic arm is retracted; Then longitudinal slide unit drive tool rest longitudinally slide rail move, when the facing tool that the first tool rest is installed is in workpiece circular inner face relative position, longitudinal slide unit stops mobile, now horizontal slide unit moves near headstock direction, drive the facing tool that the first tool rest is installed to enter working region, coordinated the turning operation of workpiece circular inner face by workpiece spinning movement with tool feeding action; Then horizontal slide unit moves to away from headstock direction, the facing tool that first tool rest is installed is deactivated region, longitudinal slide unit drives tool rest longitudinally slide rail oppositely movement, when the threading tool that the second tool rest is installed is in workpiece inner wall relative position, longitudinal slide unit stops mobile, now horizontal slide unit moves near headstock direction, drive the threading tool that the second tool rest is installed to enter working region, coordinated the turning operation of workpiece internal thread by workpiece spinning movement with tool feeding action; Then horizontal slide unit moves to away from headstock direction, the threading tool that second tool rest is installed is deactivated region, and longitudinal slide unit longitudinally slide rail moves, when the first tool rest, the second tool rest are in chuck bilateral symmetry position, longitudinal slide unit stops mobile, so far completes a working cycles.Due to active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model, have employed Automatic Control pattern, disposablely can complete the processing of active joint pipe fitting nut annular inner face and internal thread, not only increase operating efficiency, avoid the problem that workpiece twice Set and Positioning precision is inconsistent simultaneously, ensure that product quality.
Accompanying drawing explanation
Fig. 1 is active joint pipe fitting nut structure schematic diagram;
Fig. 2 is the cross-sectional view of Fig. 1;
Fig. 3 is the front view of active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model;
Fig. 4 is the top view (for clarity sake, eliminating automatic blanking mechanism) of Fig. 3;
Fig. 5 is the right side view (for clarity sake, eliminating control panel) of Fig. 3;
Fig. 6 is workpiece escapement modular construction schematic diagram;
Fig. 7, Fig. 8 are workpiece escapement component operation process schematic;
Fig. 9 is clamping workpiece process schematic;
Figure 10 is workpiece circular inner face machining sketch chart;
Figure 11 is the top view (for clarity sake, eliminating automatic blanking mechanism) of Figure 10;
Figure 12 is workpiece internal thread machining schematic diagram;
Figure 13 is the top view (for clarity sake, eliminating automatic blanking mechanism) of Figure 12.
In figure, each list of reference numerals is: 1, nut, 1-1, internal thread, 1-2, annular inner face, 2, automatic blanking mechanism, 2-1, workpiece escapement assembly, 2-1-1, hydraulic drive cylinder, 2-1-2, bracing frame, 2-1-3, rocking arm, 2-1-4, first pin, 2-1-5, guide plate, 2-1-6, second pin, 2-1-7, back-moving spring, 3, crane, 4, chuck, 5, driving-belt assembly, 6, motor, 7, horizontal slide rail, 8, horizontal slide unit, 9, longitudinal slide rail, 10, longitudinal slide unit, 11, liftout oil cylinder, 12, rewinding container, 13, rewinding track, 14, workbench, 15, tool rest, 15-1, first tool rest, 15-2, second tool rest, 16, cutter, 16-1, facing tool, 16-2, threading tool, 17, push rod component, 18, lifting slider, 19, control panel, 20, headstock, 21, workpiece container cavity.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the utility model is further illustrated:
Referring to Fig. 3, Fig. 4, Fig. 5, active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model comprises automatic blanking mechanism 2, clamping workpiece mechanism, chuck 4, chuck driving mechanism, tool rest 15, cutter 16 and base; Described base is made up of headstock 20 and workbench 14; Described chuck 4 and chuck driving mechanism are fixedly mounted on headstock 20; Described tool rest 15 comprises the first tool rest 15-1 and second tool rest 15-2 two parts, is arranged on workbench 14 by horizontal slide assemblies and longitudinal sliding motion assembly; Described cutter 16 comprises facing tool 16-1 and threading tool 16-2, and described facing tool 16-1 is arranged on the first tool rest 15-1, and described threading tool 16-2 is arranged on the second tool rest 15-2; Described automatic blanking mechanism 2 is vibrating-disk discharge mechanism, is fixed on level ground, arranges in its discharge track end discharge outlet be in tilted layout the workpiece escapement assembly 2-1 docked with clamping workpiece mechanism.
Referring to Fig. 5, Fig. 6, Fig. 7, Fig. 8, in active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model, described workpiece escapement assembly 2-1 comprises hydraulic drive cylinder 2-1-1, rocking arm 2-1-3, the first pin 2-1-4, the second pin 2-1-6, guide plate 2-1-5, back-moving spring 2-1-7 and bracing frame 2-1-2; Support frame as described above 2-1-2 is arranged on automatic blanking mechanism 2 end; Described hydraulic drive cylinder 2-1-1 is arranged on bracing frame 2-1-2, and its telescopic arm is corresponding with rocking arm 2-1-3; Described rocking arm 2-1-3 hinge mounted is at the middle part of bracing frame 2-1-2, and rocking arm jointed shaft both sides are assembled with the first pin 2-1-4 and the second pin 2-1-6 upper end thereof respectively; Described first pin 2-1-4 and the second pin 2-1-6 lower end are through guide plate 2-1-5; Described guide plate 2-1-5 is fixed on bracing frame 2-1-2; Described back-moving spring 2-1-7 one end is arranged on bracing frame 2-1-2, and the other end is arranged on rocking arm 2-1-3.
Referring to Fig. 3, Fig. 4, Fig. 5, in active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model, described horizontal slide assemblies comprises horizontal slide rail 7 and horizontal slide unit 8; Described horizontal slide rail 7 is fixed on workbench 14, equipped horizontal slide unit 8 on horizontal slide rail 7; Described longitudinal sliding motion assembly comprises longitudinal slide rail 9 and longitudinal slide unit 10; Described longitudinal slide rail 9 is fixed on horizontal slide unit 8, equipped longitudinal slide unit 10 on longitudinal slide rail 9; Described first tool rest 15-1 and the second tool rest 15-2 is arranged on longitudinal slide unit 10.
Referring to Fig. 3, in active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model, described clamping workpiece mechanism comprises crane 3, lifting slider 18 and liftout oil cylinder 11; Described crane 3 is fixed on headstock 20, equipped lifting slider 18 on crane 3; Described lifting slider 18 is provided with workpiece container cavity 21 and push rod component 17; Described liftout oil cylinder 11 is fixed on workbench 14, and liftout oil cylinder 11 and chuck 4 are positioned on same central axis.
Referring to Fig. 3, Fig. 4, Fig. 5, in active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model, described chuck driving mechanism comprises motor 6 and driving-belt assembly 5; The driving wheel of described motor 6 output shaft and driving-belt assembly 5 assembles; Driven pulley and the chuck 4 of described driving-belt assembly 5 assemble; Described chuck 4 is the clamped-in style chuck that surges, by the switching of jaw clamping in HYDRAULIC CONTROL SYSTEM chuck with releasing orientation.
Referring to Fig. 3, Fig. 4, active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model is also provided with control panel 19, and described control panel 19 is fixedly mounted on workbench 14.
Referring to Fig. 3, Fig. 4, Fig. 5, active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model is also provided with receiving mechanism; Described receiving mechanism comprises rewinding container 12 and rewinding track 13; Described rewinding track 13 one end is fixed on horizontal slide unit 8 side, and the other end docks with rewinding container 12; Described rewinding container 12 is arranged in workbench 14 side, is placed on level ground.
Referring to Fig. 7 to Figure 13, active joint pipe fitting nut inner thread numerically controlled processing equipment described in the utility model, disposablely can complete the processing of active joint pipe fitting nut annular inner face and internal thread, its course of work mainly comprises the steps:
One, by the vibrating disk of automatic blanking mechanism 2 by workpiece according to specific attitude ordered arrangement, and be delivered to workpiece escapement assembly 2-1 position by the discharge track be in tilted layout, by control system workpiece manipulation escapement assembly 2-1 action, when hydraulic drive cylinder telescopic arm stretches out, promote rocking arm 2-1-3 to rotate clockwise, first pin 2-1-4 lifts, make to be arranged in the workpiece container cavity 21 that workpiece that discharge track end is in SBR enters clamping mechanism lifting slider 18, meanwhile, second pin 2-1-6 falls, block next workpiece, ensure to only have a workpiece to enter in the workpiece container cavity 21 of clamping mechanism lifting slider 18, then, the operating hydraulically operated driving cylinder telescopic arm of control system is retracted, rocking arm 2-1-3 is pulled to rotate counterclockwise by back-moving spring 2-1-7, second pin 2-1-6 lifts, first pin 2-1-4 falls, next workpiece enters SBR,
Two, entering workpiece in the workpiece container cavity 21 of clamping mechanism lifting slider 18 along with lifting slider 18 slides down to and chuck 4 relative position, the jaw of chuck 4 is in releasing orientation under hydraulic system drives, liftout oil cylinder 11 telescopic arm stretches out, by push rod component 17, workpiece is pushed in chuck 4, the jaw of chuck 4 switches to clamped condition under hydraulic system drives, and liftout oil cylinder 11 telescopic arm is retracted;
Three, longitudinal slide unit 10 drive tool rest 15 longitudinally slide rail 9 move, when the facing tool 16-1 that the first tool rest 15-1 installs is in the annular inner face 1-2 relative position with nut workpiece, longitudinal slide unit 10 stops mobile, now horizontal slide unit 8 moves near headstock 20 direction, drive the facing tool 16-1 that the first tool rest 15-1 installs to enter working region, coordinated the turning operation of workpiece circular inner face by workpiece spinning movement with tool feeding action;
Four, horizontal slide unit 8 moves to away from headstock 20 direction, the facing tool 16-1 that first tool rest 15-1 installs deactivates region, longitudinal slide unit 10 drives tool rest 15 longitudinally slide rail 9 oppositely movement, when the threading tool 16-2 that the second tool rest 15-2 installs is in workpiece inner wall relative position, longitudinal slide unit 10 stops mobile, now horizontal slide unit 8 moves near headstock 20 direction, drive the threading tool 16-2 that the second tool rest 15-2 installs to enter working region, coordinated the turning operation of workpiece internal thread by workpiece spinning movement with tool feeding action;
Five, horizontal slide unit 8 moves to away from headstock 20 direction, the threading tool 16-2 that second tool rest 15-2 installs deactivates region, longitudinal slide unit 10 longitudinally slide rail 9 moves, when the first tool rest 15-1, the second tool rest 15-2 are in chuck 4 bilateral symmetry position, longitudinal slide unit 10 stops mobile, so far completes a working cycles.
Claims (10)
1. an active joint pipe fitting nut inner thread numerically controlled processing equipment, it is characterized in that, described active joint pipe fitting nut inner thread numerically controlled processing equipment comprises automatic blanking mechanism (2), clamping workpiece mechanism, chuck (4), chuck driving mechanism, tool rest (15), cutter (16) and base; Described base is made up of headstock (20) and workbench (14); Described chuck (4) and chuck driving mechanism are fixedly mounted on headstock (20); Described tool rest (15) comprises the first tool rest (15-1) and the second tool rest (15-2) two parts, is arranged on workbench (14) by horizontal slide assemblies and longitudinal sliding motion assembly; Described cutter (16) comprises facing tool (16-1) and threading tool (16-2), and described facing tool (16-1) is arranged on the first tool rest (15-1), and described threading tool (16-2) is arranged on the second tool rest (15-2); Described automatic blanking mechanism (2) is fixed on level ground, and its terminal discharge mouth docks with clamping workpiece mechanism.
2. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 1, is characterized in that, at described automatic blanking mechanism (2) terminal discharge mouth, place arranges workpiece escapement assembly (2-1); Described workpiece escapement assembly (2-1) comprises hydraulic drive cylinder (2-1-1), rocking arm (2-1-3), the first pin (2-1-4), the second pin (2-1-6), guide plate (2-1-5), back-moving spring (2-1-7) and bracing frame (2-1-2); Support frame as described above (2-1-2) is arranged on automatic blanking mechanism (2) end; Described hydraulic drive cylinder (2-1-1) is arranged on bracing frame (2-1-2), and its telescopic arm is corresponding with rocking arm (2-1-3); Described rocking arm (2-1-3) hinge mounted is at the middle part of bracing frame (2-1-2), and rocking arm jointed shaft both sides are assembled with the first pin (2-1-4) and the second pin (2-1-6) upper end thereof respectively; Described first pin (2-1-4) and the second pin (2-1-6) lower end are through guide plate (2-1-5); Described guide plate (2-1-5) is fixed on bracing frame (2-1-2); Described back-moving spring (2-1-7) one end is arranged on bracing frame (2-1-2), and the other end is arranged on rocking arm (2-1-3).
3. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 1 and 2, is characterized in that, described horizontal slide assemblies comprises horizontal slide rail (7) and horizontal slide unit (8); Described horizontal slide rail (7) is fixed on workbench (14), equipped horizontal slide unit (8) on horizontal slide rail (7); Described longitudinal sliding motion assembly is arranged on horizontal slide unit (8).
4. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 3, is characterized in that, described longitudinal sliding motion assembly comprises longitudinal slide rail (9) and longitudinal slide unit (10); Described longitudinal slide rail (9) is fixed on horizontal slide unit (8), equipped longitudinal slide unit (10) on longitudinal slide rail (9); Described first tool rest (15-1) and the second tool rest (15-2) are arranged on longitudinal slide unit (10).
5. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 4, is characterized in that, described clamping workpiece mechanism comprises crane (3), lifting slider (18) and liftout oil cylinder (11); Described crane (3) is fixed on headstock (20), at the upper equipped lifting slider (18) of crane (3); Described lifting slider (18) is provided with workpiece container cavity (21) and push rod component (17); Described liftout oil cylinder (11) is fixed on workbench (14), and liftout oil cylinder (11) and chuck (4) are positioned on same central axis.
6. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 5, is characterized in that, described chuck driving mechanism comprises motor (6) and driving-belt assembly (5); The driving wheel of described motor (6) output shaft and driving-belt assembly (5) assembles; Driven pulley and the chuck (4) of described driving-belt assembly (5) assemble.
7. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 6, is characterized in that, described chuck (4) is the clamped-in style chuck that surges, by the switching of HYDRAULIC CONTROL SYSTEM chuck jaw clamping with releasing orientation.
8. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 7, it is characterized in that, described active joint pipe fitting nut inner thread numerically controlled processing equipment is also provided with control panel (19), and described control panel (19) is fixedly mounted on workbench (14).
9. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 8, is characterized in that, described active joint pipe fitting nut inner thread numerically controlled processing equipment is also provided with receiving mechanism; Described receiving mechanism comprises rewinding container (12) and rewinding track (13); Described rewinding track (13) one end is fixed on horizontal slide unit (8) side, and the other end docks with rewinding container (12); Described rewinding container (12) is arranged in workbench (14) side, is placed on level ground.
10. active joint pipe fitting nut inner thread numerically controlled processing equipment according to claim 9, it is characterized in that, described automatic blanking mechanism (2) is vibrating-disk discharge mechanism, is delivered in the workpiece container cavity (21) of clamping workpiece mechanism lifting slider (18) by workpiece to be processed by the discharge track be in tilted layout.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520626427.2U CN205021156U (en) | 2015-08-19 | 2015-08-19 | Connecting pipe nut internal thread digital control processing equipment alive |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520626427.2U CN205021156U (en) | 2015-08-19 | 2015-08-19 | Connecting pipe nut internal thread digital control processing equipment alive |
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| CN205021156U true CN205021156U (en) | 2016-02-10 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127747A (en) * | 2015-08-19 | 2015-12-09 | 唐山鑫业科技有限公司 | Internal thread machining numerical control lathe for nuts of union pipe fittings |
| CN106216734A (en) * | 2016-07-31 | 2016-12-14 | 秦刚 | A kind of Novel drilling-machine detecting clamping drill pressure |
| CN106238750A (en) * | 2016-08-30 | 2016-12-21 | 佛山市顺德区然华精密金属制品有限公司 | Automatic material arranging axle sleeve chamfering turning machine |
| CN117464101A (en) * | 2023-11-27 | 2024-01-30 | 湖北玖天机车部件有限公司 | Nut internal thread machining device and process |
-
2015
- 2015-08-19 CN CN201520626427.2U patent/CN205021156U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127747A (en) * | 2015-08-19 | 2015-12-09 | 唐山鑫业科技有限公司 | Internal thread machining numerical control lathe for nuts of union pipe fittings |
| CN106216734A (en) * | 2016-07-31 | 2016-12-14 | 秦刚 | A kind of Novel drilling-machine detecting clamping drill pressure |
| CN106238750A (en) * | 2016-08-30 | 2016-12-21 | 佛山市顺德区然华精密金属制品有限公司 | Automatic material arranging axle sleeve chamfering turning machine |
| CN106238750B (en) * | 2016-08-30 | 2019-02-26 | 佛山市顺德区然华精密金属制品有限公司 | Automatic material arranging axle sleeve chamfering turning machine |
| CN117464101A (en) * | 2023-11-27 | 2024-01-30 | 湖北玖天机车部件有限公司 | Nut internal thread machining device and process |
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