CN110640034B - Clamp of hydraulic conduit flaring machine - Google Patents
Clamp of hydraulic conduit flaring machine Download PDFInfo
- Publication number
- CN110640034B CN110640034B CN201910917844.5A CN201910917844A CN110640034B CN 110640034 B CN110640034 B CN 110640034B CN 201910917844 A CN201910917844 A CN 201910917844A CN 110640034 B CN110640034 B CN 110640034B
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- clamping
- base
- sleeve
- torque output
- chuck assembly
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- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000009434 installation Methods 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 29
- 230000000670 limiting effect Effects 0.000 claims description 20
- 230000009471 action Effects 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
- B21D41/026—Enlarging by means of mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a clamp of a hydraulic conduit flaring machine, which comprises a base, a chuck assembly, a compression ring, an idler wheel, a clamping torque output mechanism, a positioning baffle mechanism and a control unit, wherein the clamping torque output mechanism is arranged on the base; the base is provided with an installation space for accommodating the chuck assembly, and the clamping ring is movably connected with the base through a hinge point to limit the chuck assembly in the installation space of the base; the clamping torque output mechanism outputs a rotating torque and then transmits the rotating torque to the idler pulley, and the idler pulley transmits the rotating torque to the chuck assembly; the positioning baffle mechanism is fixedly connected to the base, and the positioning baffle mechanism is driven by a motor to position the length of the hydraulic guide pipe; the control unit controls the positive and negative directions of the torque output by the clamping torque output mechanism and the motor according to the time sequence, realizes automatic operation of positioning, clamping and processing of the hydraulic guide pipe, and controls the torque output by the clamping torque output mechanism by feeding back the clamping force to the control unit through the chuck assembly. The invention can effectively improve the yield of the flaring processing of the hydraulic conduit.
Description
Technical Field
The invention relates to the technical field of product clamping equipment, in particular to a clamp of a hydraulic conduit flaring machine.
Background
The hydraulic guide pipe is an industry standard component, the whole hydraulic guide pipe is fixed on a slide carriage of a machine tool through a clamp of a flaring machine, one end of the hydraulic guide pipe is subjected to flaring processing by utilizing a flaring cone head arranged on a main shaft of the machine tool, the hydraulic guide pipe is cut off after the flaring is finished, and then the flaring processing of the next product is performed, so that the cycle is performed.
According to the flaring standard of a hydraulic conduit (HB 4-52-2002), the opening angle in the bell mouth isThe diameter of the outer circle of the horn mouth is D 1 (different specifications of catheters correspond to different D 1), and the surfaces of the catheters cannot be scratched.
The existing hydraulic conduit flaring machine clamp is two semicircular, a through hole with corresponding specification is drilled in the middle of the clamp, and the through hole is used for clamping a hydraulic conduit. When the hydraulic guide pipes are clamped, the clamping parts of the hydraulic guide pipes are easy to be clamped and deformed because the outer diameters of the hydraulic guide pipes in batches are not completely consistent; in addition, the feeding amount during flaring processing is completely dependent on the experience of operators, so that the requirement of HB4-52-2002 is not met by a pipe bell mouth, and the flaring yield of the hydraulic pipe is less than 50%; and the clamp is worn along with the increase of the service time, so that the catheter cannot be clamped.
Disclosure of Invention
In view of the above, the invention provides a hydraulic conduit flaring machine clamp which completes flaring processing by improving the positioning and clamping modes of a hydraulic conduit, thereby effectively improving the yield of the hydraulic conduit flaring.
A hydraulic conduit flaring machine clamp comprises a base, a chuck assembly, a compression ring, an idler wheel, a clamping torque output mechanism, a positioning baffle mechanism and a control unit;
The base is provided with an installation space for accommodating the chuck assembly, and the clamping ring is movably connected with the base through a hinge point to limit the chuck assembly in the installation space of the base;
The clamping torque output mechanism and the idler pulley are respectively arranged on the base, the clamping torque output mechanism outputs a rotating torque and then transmits the rotating torque to the idler pulley, the idler pulley transmits the rotating torque to the chuck assembly, and the chuck assembly realizes clamping and loosening of the hydraulic guide tube; the positioning baffle mechanism is fixedly connected to the base, the positioning baffle mechanism is driven by the motor to finish lifting and lowering actions of the baffle, and the positioning structure of the baffle is utilized to realize mechanical positioning of the length of the hydraulic guide pipe; the control unit realizes automatic operation of clamping and positioning of the hydraulic guide pipe by controlling positive and negative and time sequences of the output torque of the clamping torque output mechanism and the motor, and the control unit controls the output torque of the clamping torque output mechanism by feeding back the clamping force to the control unit through the chuck assembly.
Further, the chuck assembly comprises a limiting ring, a large fluted disc, a wire disc, a claw, a center positioning sleeve, a chuck body and a mounting disc;
The central positioning sleeve is fixed on the mounting plate and is used for central positioning of the wire tray; the chuck body is arranged on the mounting plate and is used for limiting and assembling the clamping jaws; the clamping jaw is in sliding fit with a convex structure on the chuck body through a guide groove on the side surface, the clamping jaw is meshed with a tooth shape of the end surface of the wire disc through a front annular tooth, the large tooth disc is fixedly connected with the wire disc, a through hole is formed in the position, corresponding to the clamping jaw, of the central positioning sleeve, the large tooth disc and the wire disc rotate together after being driven, and the wire disc converts rotation into synchronous radial movement of the clamping jaw along the central positioning sleeve, so that clamping and releasing of a hydraulic guide pipe are realized; the limiting ring is arranged on the end face of the central positioning sleeve and axially limits the large fluted disc.
Further, a press-fit type oil pressing cup is arranged on the limiting ring and used for lubricating the wire disc and the central positioning sleeve.
Further, the clamping moment output mechanism comprises a driving wheel, a planetary reducer and a servo motor; the planetary speed reducer is fixed on the base, the servo motor is connected with the planetary speed reducer, and the planetary speed reducer adjusts the rotating speed and the torque of the servo motor; the driving wheel is connected with the output end of the planetary reducer.
Further, the positioning baffle mechanism comprises a thread sleeve, a baffle plate, a locking screw, a shaft sleeve, a linkage block and a baffle plate;
The cylindrical connecting section of the shaft sleeve is provided with a central shaft, and the edge of the connecting section is also provided with a guide plate extending along the axial direction;
the linkage block is provided with a threaded through hole and a mounting groove, and an axial groove is formed in the wall surface of the outer side of the threaded through hole;
The shaft sleeve is fixedly arranged on the output shaft of the speed reducer through the connecting section, an inner hole of the threaded sleeve is in sliding fit with a central shaft of the shaft sleeve, a threaded through hole of the linkage block is in matched connection with an external thread of the threaded sleeve, a groove on the linkage block corresponds to a guide plate of the shaft sleeve, and a locking screw is arranged on the guide plate and extends into the groove to fix the shaft sleeve of the linkage block; the shaft sleeve and the threaded sleeve are fixed through a baffle plate and a screw; one end of the baffle is fixed in the mounting groove of the linkage block, and the other end of the baffle is a limiting structure for realizing limiting; the motor shaft of the servo motor is positively and negatively rotated to realize the lifting and lowering actions of the baffle plate;
When the clamping distance needs to be finely adjusted, the locking screw and the baffle plate are loosened, the threaded sleeve is screwed, and the groove on the linkage block drives the baffle plate to axially move under the limiting action of the locking screw, so that the clamping distance is adjusted.
Further, the end face of the thread sleeve is provided with 360-degree equally-divided scale marks for indicating the axial moving distance of the linkage block.
The beneficial effects are that:
1. The invention utilizes the mode of outputting torque by the clamping torque output mechanism to drive the chuck assembly to realize the clamping of the hydraulic conduit, the clamping force is controllable, so that the surface of the hydraulic conduit can be ensured not to be damaged by clamping; the length of the hydraulic guide pipe is positioned through the positioning baffle mechanism, so that the size precision of a horn mouth in subsequent processing can be ensured, and the yield of products is improved to more than 90%; meanwhile, the control unit can complete automatic operation of the whole processing process, and processing efficiency is improved.
2. The chuck assembly of the invention adopts a mode of large fluted disc transmission to transmit torque to the clamping jaw through the wire disc to complete clamping and anti-loosening actions, and the transmission is reliable and easy to implement.
3. The positioning baffle mechanism adopts the forward and reverse rotation of the motor to realize the lifting and lowering actions of the baffle, thereby being beneficial to realizing the automatic control of the positioning process; the screw nut pair mechanism consisting of the linkage block and the threaded sleeve is arranged in the positioning baffle mechanism, and the fine adjustment of the axial position of the baffle is realized by utilizing the limiting and guiding functions of the locking screw on the groove so as to meet the requirement of adjusting the clamping distance of the guide pipe.
Drawings
FIG. 1 is an isometric view of a hydraulic conduit flaring machine clamp of the present invention;
FIG. 2 is an exploded view of the chuck assembly of the present invention;
FIG. 3 is an isometric view of a positioning baffle mechanism of the present invention;
FIG. 4 is a schematic diagram of the mating relationship of the scale thread bushing, the shaft sleeve and the linkage block of the present invention;
Fig. 5 is a schematic diagram showing the working state of the hydraulic conduit expanding machine clamp of the invention.
Wherein, 1-base; a 2-chuck assembly; 3-a compression ring; 4-idler; 5-positioning a baffle mechanism; 6, a driving wheel; 7-1/40 planetary reducer; 8-1/10 planetary reducer; 9-100W servo motor; a 10-400W servo motor; 11-limiting rings; 12-protecting rings; 13-a large fluted disc; 14-a wire tray; 15-a protective ring; 16-clamping jaws; 17-a center positioning sleeve; 18-a chuck body; 19-mounting a disc; 20-a thread sleeve; 21-a baffle; 22-screws; 23-locking screws; 24-shaft sleeve; 25-linkage blocks; 26-baffle; 27-tightening screws.
Detailed Description
The invention will now be described in detail by way of example with reference to the accompanying drawings.
As shown in fig. 1, the invention provides a hydraulic conduit flaring machine clamp, which comprises a base 1, a chuck assembly 2, a compression ring 3, an idler wheel 4, a positioning baffle mechanism 5, a driving wheel 6, a 1/40 planetary reducer 7, a 1/10 planetary reducer 8, a 100W servo motor 9, a 400W servo motor 10 and a control unit;
the base 1 is provided with an installation space for accommodating the chuck assembly, and the clamping ring is movably connected with the base through a hinge point to limit the chuck assembly 2 in the installation space of the base 1;
The 1/40 planetary reducer 7 is fixed on the base through a mounting seat, the 400W servo motor 10 is connected with the 1/40 planetary reducer, and the 1/40 planetary reducer 7 adjusts the rotating speed and torque of the 400W servo motor 10; the driving wheel 6 is connected with the output end of the 1/40 planetary reducer 7.
The idler 4 is arranged on a bearing seat fixed on the base through a deep groove bearing, the idler is meshed with the driving wheel and the chuck assembly 2, the idler 4 transmits the rotation moment of the 400W servo motor 10 to the chuck assembly 2, and the chuck assembly realizes the clamping and the loosening of the hydraulic guide pipe; the positioning baffle plate mechanism is fixedly connected to the base 1, the positioning baffle plate mechanism realizes lifting and lowering actions of the baffle plate through driving of the 1/10 planetary speed reducer 8 and the 100W servo motor 9, and mechanical positioning of the length of the hydraulic guide pipe is realized through the positioning end of the baffle plate; the control unit realizes automatic operation of clamping and positioning the hydraulic conduit by controlling the positive and negative and time sequence of the output torque of the 400W servo motor 10 and the output torque of the 100W servo motor 9, and the control unit controls the output torque of the 400W servo motor 10 by feeding back the clamping force to the control unit through the chuck assembly 2 so as to avoid clamping the surface of the hydraulic conduit.
As shown in fig. 2, the chuck assembly 2 comprises a limiting ring 11, a protecting ring 12, a large fluted disc 13, a wire disc 14, a protecting ring 15, a claw 16, a centering sleeve 17, a chuck body 18 and a mounting disc 19;
The center positioning sleeve 17 is fixed on the mounting plate 19, and the center positioning sleeve 17 is used for center positioning of the wire tray 14; the chuck body 18 is mounted on a mounting plate 19, and the chuck body 18 is used for limiting and assembling the clamping jaws 16; the clamping jaw 16 is in sliding fit with a convex structure on the chuck body 18 through a guide groove on the side surface, the clamping jaw 16 is meshed with the tooth form of the end surface of the wire disc through a front annular tooth, the large fluted disc 13 is fixedly connected with the wire disc 14, a through hole is formed in the position, corresponding to the clamping jaw, of the central positioning sleeve 17, the large fluted disc 13 rotates together with the wire disc 14 after being driven, and the wire disc 14 converts rotation into synchronous radial movement of the clamping jaw 16 along the central positioning sleeve 17, so that clamping and releasing of a hydraulic guide pipe are realized; the protecting rings 12 and 15 are respectively arranged on two end surfaces of the big fluted disc 13 and used for protecting gear teeth; the limiting ring 11 is arranged on the end face of the central positioning sleeve 17 to axially limit the large fluted disc 13.
As shown in fig. 3, the positioning baffle mechanism 5 comprises a threaded sleeve 20, a baffle plate 21, a screw 22, a locking screw 23, a shaft sleeve 24, a linkage block 25 and a baffle plate 26;
The cylindrical connecting section of the sleeve 24 has a central axis and the edge of the connecting section has a guide plate extending in the axial direction;
the linkage block 25 is provided with a threaded through hole and a mounting groove, and an axial groove is formed in the wall surface of the outer side of the threaded through hole;
The shaft sleeve 24 is fixedly arranged on the output shaft of the speed reducer through a connecting section, as shown in fig. 4, an inner hole of the threaded sleeve 20 is in sliding fit with a central shaft of the shaft sleeve 24, a threaded through hole of the linkage block 25 is in matched connection with an external thread of the threaded sleeve, a groove on the linkage block 25 corresponds to a guide plate of the shaft sleeve 24, and a locking screw is arranged on the guide plate and extends into the groove to fix the shaft sleeve 24 of the linkage block 25; the shaft sleeve 24 is fixed with the threaded sleeve 20 through the baffle 21 and the screw 22; one end of the baffle 26 is fixed in the mounting groove of the linkage block 25, and the other end is a limiting structure for realizing limiting; the motor shaft of the servo motor rotates positively and negatively to realize the lifting and lowering actions of the baffle 26;
When the clamping distance needs to be finely adjusted, the locking screw and the baffle plate are loosened, the threaded sleeve 20 is screwed, and the groove on the linkage block 25 drives the baffle plate 26 to axially move under the limiting action of the locking screw 23, so that the clamping distance is adjusted.
The hydraulic conduit flaring machine clamp is specifically applied as shown in fig. 5, the whole clamp is arranged on a machine tool slide carriage through a base 1, a chuck assembly 2 clamps a hydraulic conduit and is opposite to a flaring cone head connected with a main shaft, a baffle 26 is arranged between the chuck assembly 2 and the flaring cone head after being put down, and the extension amount of the hydraulic conduit is positioned.
The 400W servo motor 10 is assembled with the 1/40 planetary reducer 7, and drives the reducer to transmit torque to the big fluted disc 13 in the chuck assembly 2 through the driving wheel 6 and the idle wheel 4, the big fluted disc 13 rotates along with the big fluted disc and drives the clamping jaw 16 to generate clamping or loosening actions, so that clamping or loosening before flaring of the hydraulic conduit is realized;
the 100W servo motor 9 is assembled with the 1/10 planetary reducer 8, and drives the reducer to drive the shaft sleeve 24 and the shaft sleeve 24 to drive the linkage block 25 and the linkage block 25 to drive the baffle 26 to generate lifting or lowering actions, so that the lowering actions are used for positioning the clamping extension amount of the hydraulic conduit, and the lifting actions are used for subsequent flaring processing;
In summary, the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The fixture is characterized by comprising a base, a chuck assembly, a compression ring, an idler wheel, a clamping torque output mechanism, a positioning baffle mechanism and a control unit;
The base is provided with an installation space for accommodating the chuck assembly, and the clamping ring is movably connected with the base through a hinge point to limit the chuck assembly in the installation space of the base;
The positioning baffle plate mechanism comprises a planetary reducer II, a servo motor II, a thread bush, a baffle plate, a locking screw, a shaft sleeve, a linkage block and a baffle plate;
The cylindrical connecting section of the shaft sleeve is provided with a central shaft, and the edge of the connecting section is also provided with a guide plate extending along the axial direction;
the linkage block is provided with a threaded through hole and a mounting groove, and an axial groove is formed in the wall surface of the outer side of the threaded through hole;
The planetary reducer II is fixed on the base and used for adjusting the rotating speed of the servo motor II; the servo motor II is connected with the planetary reducer II, the shaft sleeve is fixedly arranged on an output shaft of the planetary reducer II through a connecting section, an inner hole of the threaded sleeve is in sliding fit with a central shaft of the shaft sleeve, a threaded through hole of the linkage block is in matching connection with an external thread of the threaded sleeve, a groove on the linkage block corresponds to a guide plate of the shaft sleeve, and a locking screw arranged on the guide plate stretches into the groove to fix the linkage block and the shaft sleeve; the shaft sleeve and the threaded sleeve are fixed through a baffle plate and a screw; one end of the baffle is fixed in the mounting groove of the linkage block, and the other end of the baffle is a limiting structure for realizing limiting; the motor shaft of the servo motor II positively and negatively rotates to realize the lifting and lowering actions of the baffle plate;
When the clamping distance needs to be finely adjusted, the locking screw and the baffle plate are loosened, the threaded sleeve is screwed, and the groove on the linkage block drives the baffle plate to axially move under the limiting action of the locking screw, so that the clamping distance is adjusted;
The clamping torque output mechanism is arranged on the base, the idler wheel is arranged on a bearing seat fixed on the base through a deep groove bearing, the clamping torque output mechanism outputs a rotating torque and then transmits the rotating torque to the idler wheel, and the idler wheel transmits the rotating torque to the chuck assembly, so that the chuck assembly clamps and loosens the hydraulic guide pipe; the positioning baffle mechanism is driven by the servo motor II to finish lifting and lowering actions of the baffle, and mechanical positioning of the length of the hydraulic guide pipe is realized by utilizing a limiting structure of the baffle; the control unit realizes automatic operation of clamping and positioning of the hydraulic guide pipe by controlling the positive and negative and time sequence of the torque output by the clamping torque output mechanism and the servo motor II, and the control unit controls the torque output by the clamping torque output mechanism by feeding back the clamping force to the control unit through the chuck assembly.
2. The hydraulic conduit flaring machine fixture of claim 1, wherein said chuck assembly comprises a stop collar, a large toothed disc, a wire disc, a jaw, a centering sleeve, a chuck body and a mounting disc;
The central positioning sleeve is fixed on the mounting plate and is used for central positioning of the wire tray; the chuck body is arranged on the mounting plate and is used for limiting and assembling the clamping jaws; the clamping jaw is in sliding fit with a convex structure on the chuck body through a guide groove on the side surface, the clamping jaw is meshed with a tooth shape of the end surface of the wire disc through a front annular tooth, the large tooth disc is fixedly connected with the wire disc, a through hole is formed in the position, corresponding to the clamping jaw, of the central positioning sleeve, the large tooth disc and the wire disc rotate together after being driven, and the wire disc converts rotation into synchronous radial movement of the clamping jaw along the central positioning sleeve, so that clamping and releasing of a hydraulic guide pipe are realized; the limiting ring is arranged on the end face of the central positioning sleeve and axially limits the large fluted disc.
3. The hydraulic conduit flaring machine fixture of claim 2, wherein said stop collar is provided with a press-fit type oil-filled cup for lubrication of the wire tray and the central positioning sleeve.
4. The hydraulic conduit flaring machine fixture of claim 3, wherein said clamping torque output mechanism comprises a drive wheel, a planetary reducer I and a servo motor I; the planetary speed reducer I is fixed on the base, the servo motor I is connected with the planetary speed reducer I, and the planetary speed reducer I adjusts the rotating speed and torque of the servo motor I; the driving wheel is connected with the output end of the planetary reducer I.
5. The hydraulic conduit flaring machine fixture of claim 4, wherein the end surface of the threaded sleeve is provided with 360-degree equally dividing graduation marks for indicating the axial movement distance of the linkage block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910917844.5A CN110640034B (en) | 2019-09-26 | 2019-09-26 | Clamp of hydraulic conduit flaring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910917844.5A CN110640034B (en) | 2019-09-26 | 2019-09-26 | Clamp of hydraulic conduit flaring machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110640034A CN110640034A (en) | 2020-01-03 |
| CN110640034B true CN110640034B (en) | 2024-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910917844.5A Active CN110640034B (en) | 2019-09-26 | 2019-09-26 | Clamp of hydraulic conduit flaring machine |
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| CN (1) | CN110640034B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953639B (en) * | 2021-10-25 | 2023-02-10 | 西安长峰机电研究所 | Overall tensioning tool for multi-section thin-wall shell |
| CN114474695A (en) * | 2022-02-07 | 2022-05-13 | 王静宇 | Pipe diameter adjustable PVC pipeline flaring machine |
| CN116038363A (en) * | 2022-12-30 | 2023-05-02 | 上海气焊机厂有限公司 | A metal pipe clamping control method and control device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211071534U (en) * | 2019-09-26 | 2020-07-24 | 大连长丰实业总公司 | Hydraulic pressure pipe flaring machine anchor clamps |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016114796A1 (en) * | 2016-08-10 | 2018-02-15 | Röhm Gmbh | chuck |
| CN206405447U (en) * | 2016-12-14 | 2017-08-15 | 平凉市荣康实业有限责任公司 | A kind of electronic self-centering chuck |
| CN206912084U (en) * | 2017-04-21 | 2018-01-23 | 浙江新龙实业有限公司 | The clamped one time process equipment of pipe end double step attachment structure |
| CN108015179A (en) * | 2018-02-05 | 2018-05-11 | 张家港市蓝田管业设备有限公司 | It is provided with the automation pipe end forming machine of double positioning tools |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211071534U (en) * | 2019-09-26 | 2020-07-24 | 大连长丰实业总公司 | Hydraulic pressure pipe flaring machine anchor clamps |
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| CN110640034A (en) | 2020-01-03 |
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