CN104827076A - Device for perforating safety valve core - Google Patents
Device for perforating safety valve core Download PDFInfo
- Publication number
- CN104827076A CN104827076A CN201510219851.XA CN201510219851A CN104827076A CN 104827076 A CN104827076 A CN 104827076A CN 201510219851 A CN201510219851 A CN 201510219851A CN 104827076 A CN104827076 A CN 104827076A
- Authority
- CN
- China
- Prior art keywords
- safety valve
- holing
- clamping
- valve spool
- drill bit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/28—Associations of only boring or drilling machines directed to a particular metal-working result
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/02—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of drums or rotating tables or discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
- B23B2270/08—Clamping mechanisms; Provisions for clamping
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a device for perforating a safety valve core. The device comprises a support and a perforating mechanism, wherein the support is provided with a turntable, and the turntable is provided with a plurality of clamping units for clamping a hexagonal flange on the valve core; each clamping unit comprises a fixed plate, the fixed plate is provided with two V-shaped clamping plates, and the two clamping plates are symmetrically arranged; an angle formed between two clamping arms of each clamping plate is 120 degrees, the length of each clamping arm is not more than twice of the edge length of the flange in a minimum size, and otherwise the clamping arm and the flange can interfere each other; the perforating mechanism comprises a drill bit, and the drill bit extends along the radial direction of the valve core. Different valve cores in different sizes can be clamped by virtue of the clamping units, the perforation can be carried out on different positions of the valve core, different holes can be machined in the valve core, a plurality of valve cores can be simultaneously machined, the machining precision is high, the adaptability is good, and the production efficiency is high.
Description
Technical field
The present invention relates to mining processing equipment technical field, particularly relating to a kind of device for holing to safety valve spool.
Background technology
Safety valve is a kind of safeguard protection valve; its opening and closing element is in normally off by under External Force Acting; when the pressure medium in equipment or pipeline raises, automatically open when exceeding setting, exceed specified value by preventing pressure medium in pipeline or equipment to discharge medium outside system.Safety valve belongs to automatic valve class, and be mainly used on boiler, pressure vessels and pipes, controlled pressure is no more than setting, has run important protective effect to personal safety and equipment.
Fig. 1,2 is a kind of spool of safety valve, this spool entirety is cylindrical, this spool is provided with hexagonal annular flange flange, need now to hole to spool, prior art can not be processed with the spool of same angle to one species different size, can not process operation to multiple spool, and machining accuracy is not high simultaneously.Therefore applicant proposes a kind of device for holing to safety valve spool, and adaptability is good, and working (machining) efficiency is high.
Summary of the invention
In order to solve the technical problem existed in background technology, the present invention proposes a kind of device for holing to safety valve spool, adaptability is good, and working (machining) efficiency is high.
A kind of device for holing to safety valve spool that the present invention proposes, comprise support, borehole drill construction, this support is provided with rotating disk, and this rotating disk is provided with some grip unit for clamping hex flange on spool;
This grip unit comprises fixed head, and this fixed head is provided with 2 " V " type grip blocks, and 2 grip blocks are symmetrical arranged; Angle between 2 clamping limbs of this grip block is 120 degree, and the length of this clamping limb is not more than 2 times of the flange length of side of minimum dimension, otherwise can mutually interfere;
This borehole drill construction comprises drill bit, and the drilling direction of this drill bit extends along the radial direction of spool.
Utilize the hex flange on grip block clamping spool, utilize borehole drill construction to carry out bore operation to spool.Borehole accuracy is high, ensures crudy.
Preferably, described fixed head is provided with hydraulic cylinder, 2 chutes, and 2 described grip blocks are connected with slide respectively, and 2 grip blocks can carry out displacement along the radial direction of spool, and 2 grip blocks are in transmission connection respectively by isometric connecting rod and hydraulic cylinder.
Utilize hydraulic cylinder to pull grip block to carry out displacement by connecting rod, can clamp the hex flange on the spool of different size, adaptability is good, does not need the spool for isonomic different size and arranges different angles, providing cost savings.
Preferably, the bearing of trend conllinear of 2 described chutes.Be convenient to Driven by Hydraulic Cylinder grip block and clamp spool.
Preferably, described rotating disk is connected with described holder pivots by the first rotating shaft, some described grip unit with the first rotating shaft for the center of circle becomes circle distribution.
Can rotating disk be rotated, bore operation can be carried out to multiple spool by continuous print, substantially increase operating efficiency.
Preferably, described rotating disk is provided with the first fixture for the first rotating shaft being fixed.
During boring, utilize the first fixture the first rotating shaft to be fixed, ensure the machining accuracy of boring.
Preferably, described fixed head is connected with described dial rotation by the second rotating shaft, and this second rotating shaft is positioned at the center of 2 grip blocks, otherwise the center of spool can counter bored holes mechanism be subjected to displacement, thus affects machining accuracy.
By rotating fixed head, borehole drill construction can be utilized to process the diverse location on spool, improve working (machining) efficiency.
Preferably, described rotating disk is provided with the second fixture for the second rotating shaft being fixed.When carrying out bore operation, utilize the second fixture the second rotating shaft to be fixed, thus ensure borehole accuracy.
Preferably, described borehole drill construction comprises gripper shoe, pillar, and this gripper shoe and pillar are slidably connected, and this gripper shoe is provided with some units, and each units can both carry out bore operation to spool; This units comprises motor, described drill bit, and this motor and drill bit are in transmission connection.
By arranging multiple units, different drill bits can be selected, passing through movable support plate, different drill bit can be utilized to carry out bore operation to spool, improve operating efficiency, also meet different needs, adaptability is good, is also convenient in time more bit change simultaneously, does not affect normal operation.
Preferably, described units also comprises driven gear, the output of described motor is provided with the driving gear be meshed with described driven gear, the middle part of this driven gear is provided with through hole or groove, be provided with internal thread in this through hole or groove, one end of the inoperative of this drill bit is provided with the external screw thread be meshed with internal thread.
Propose a kind of units detailed description of the invention, utilize driven by motor driving gear to rotate, thus drive driven gear to rotate, utilize internal and external screw thread to drive drill bit to hole.
Preferably, the quantity of described borehole drill construction is equal with the quantity of grip unit, and described borehole drill construction is corresponding with grip unit to be arranged.
Multiple borehole drill construction can be utilized simultaneously to carry out bore operation to spool, substantially increase operating efficiency.
In the present invention, the spool of different size can be clamped by the design of grip unit, bore operation can be carried out to the diverse location of spool, can process different hole to spool, can carry out processing operation to multiple spool, machining accuracy of the present invention is high simultaneously, adaptability is good, and production efficiency is high.
Accompanying drawing explanation
Fig. 1 is the front view of spool to be processed;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the front view of embodiments of the invention 1;
Fig. 4 is the rearview of Fig. 1 of the present invention;
Fig. 5 is the structural representation of embodiments of the invention 2.
Detailed description of the invention
Embodiment 1:
With reference to Fig. 1,2,3,4, a kind of device for holing to safety valve spool that the present invention proposes, comprise support 1, borehole drill construction, this support 1 is provided with rotating disk 2, and this rotating disk 2 is provided with some grip unit for clamping hex flange on spool;
This grip unit comprises fixed head 3, and this fixed head 3 is provided with 2 " V " type grip blocks, 4,2 grip blocks 4 and is symmetrical arranged; Angle between 2 clamping limbs of this grip block 4 is 120 degree, and the length of this clamping limb is not more than 2 times of the flange length of side of minimum dimension, otherwise can mutually interfere;
This borehole drill construction comprises drill bit 5, and the drilling direction of this drill bit 5 extends along the radial direction of spool.
Utilize grip block 4 to clamp hex flange on spool, utilize borehole drill construction to carry out bore operation to spool.Borehole accuracy is high, ensures crudy.
Fixed head 3 is provided with that hydraulic cylinder 6,2 chutes 7,2 grip blocks 4 are corresponding to be respectively slidably connected with chute 7, and 2 grip blocks 4 can carry out displacement along the radial direction of spool, and 2 grip blocks 4 are in transmission connection with hydraulic cylinder 6 respectively by isometric connecting rod 8.
Utilize hydraulic cylinder 6 to pull grip block 4 to carry out displacement by connecting rod 8, can clamp the hex flange on the spool of different size, adaptability is good, does not need the spool for isonomic different size and arranges different angles, providing cost savings.
The bearing of trend conllinear of 2 chutes 7.Be convenient to Driven by Hydraulic Cylinder grip block and clamp spool.
Rotating disk 2 is rotationally connected by the first rotating shaft 9 and support 1, some grip unit with the first rotating shaft for the center of circle becomes circle distribution.
Rotating disk 2 can be rotated, bore operation can be carried out to multiple spool by continuous print, substantially increase operating efficiency.
Rotating disk 2 is provided with the first fixture 10 for the first rotating shaft 9 being fixed.
During boring, utilize the first fixture 10 first rotating shaft 9 to be fixed, ensure the machining accuracy of boring.
Can circumferentially be provided with multiple projection 19 along the first rotating shaft 9, projection 19 arranges blocked hole 20, then correspondence arrange receiving hole on rotating disk 2.First fixture 10 can be bolt, utilizes it blocked hole 20 and receiving hole to be fixed together.
Fixed head 3 is rotationally connected with rotating disk 2 by the second rotating shaft 11, and this second rotating shaft 11 is positioned at the center of 2 grip blocks, otherwise the center of spool can counter bored holes mechanism be subjected to displacement, thus affects machining accuracy.
By rotating fixed head 3, borehole drill construction can be utilized to process the diverse location on spool, meeting different processing needs, also improving working (machining) efficiency.
Rotating disk 2 is provided with the second fixture 12 for the second rotating shaft 11 being fixed.When carrying out bore operation, utilize the second fixture 12 second rotating shaft 11 to be fixed, thus ensure borehole accuracy.
Borehole drill construction comprises gripper shoe 13, pillar 14, and this gripper shoe 13 is slidably connected with pillar 14, and this gripper shoe 13 is provided with some units, and each units can both carry out bore operation to spool; This units comprises motor 15, drill bit 5, and this motor 15 is in transmission connection with drill bit 5.
By arranging multiple units, different drill bits 5 can be selected, passing through movable support plate 13, different drill bit 5 pairs of spools can be utilized to carry out bore operation, improve operating efficiency, also meet different needs, adaptability is good, is also convenient in time more bit change 5 simultaneously, does not affect normal operation.
In Fig. 1, drill bit 5 is coplanar with grip block 4, and pillar 14 is vertically arranged, and gripper shoe 13, along pillar 14 upper and lower displacement, utilizes drill bit 5 pairs of spools to carry out bore operation.
Certainly, how tube support 14, gripper shoe 13 do not design, as long as by movable support plate 13, different units can be allowed to hole to spool.
Units also comprises driven gear 16, and the output of motor 15 is provided with the driving gear 17 be meshed with driven gear 16, and the middle part of this driven gear 16 is provided with through hole 18 or groove, selects to arrange through hole 18 at the middle part of driven gear 16 in the present embodiment; Be provided with internal thread in this through hole 18 or groove, one end of the inoperative of this drill bit 5 is provided with the external screw thread be meshed with internal thread.
Propose a kind of units detailed description of the invention, utilize motor 15 to drive driving gear 17 to rotate, thus drive driven gear 16 to rotate, utilize internal and external screw thread to drive drill bit 5 to hole.
Embodiment 2:
With reference to Fig. 1,2,5, a kind of device for holing to safety valve spool that the present invention proposes, comprise support 1, borehole drill construction, this support 1 is provided with rotating disk 2, and this rotating disk 2 is provided with some grip unit for clamping hex flange on spool;
This grip unit comprises fixed head 3, and this fixed head 3 is provided with 2 " V " type grip blocks, 4,2 grip blocks 4 and is symmetrical arranged; Angle between 2 clamping limbs of this grip block 4 is 120 degree, and the length of this clamping limb is not more than 2 times of the flange length of side of minimum dimension, otherwise can mutually interfere;
This borehole drill construction comprises drill bit 5, and the drilling direction of this drill bit 5 extends along the radial direction of spool.
Utilize grip block 4 to clamp hex flange on spool, utilize borehole drill construction to carry out bore operation to spool.Borehole accuracy is high, ensures crudy.
Fixed head 3 is provided with that hydraulic cylinder 6,2 chutes 7,2 grip blocks 4 are corresponding to be respectively slidably connected with chute 7, and 2 grip blocks 4 can carry out displacement along the radial direction of spool, and 2 grip blocks 4 are in transmission connection with hydraulic cylinder 6 respectively by isometric connecting rod 8.
Utilize hydraulic cylinder 6 to pull grip block 4 to carry out displacement by connecting rod 8, can clamp the hex flange on the spool of different size, adaptability is good, does not need the spool for isonomic different size and arranges different angles, providing cost savings.
The bearing of trend conllinear of 2 chutes 7.Be convenient to Driven by Hydraulic Cylinder grip block and clamp spool.
Borehole drill construction comprises motor 15, drill bit 5, driven gear 16, the output of motor 15 is provided with the driving gear 17 be meshed with driven gear 16, the middle part of this driven gear 16 is provided with through hole 18 or groove, selects to arrange through hole 18 at the middle part of driven gear 16 in the present embodiment; Be provided with internal thread in this through hole 18 or groove, one end of the inoperative of this drill bit 5 is provided with the external screw thread be meshed with internal thread.
Propose a kind of units detailed description of the invention, utilize motor 15 to drive driving gear 17 to rotate, thus drive driven gear 16 to rotate, utilize internal and external screw thread to drive drill bit 5 to hole.
The quantity of borehole drill construction is equal with the quantity of grip unit, and borehole drill construction is corresponding with grip unit to be arranged.
Multiple borehole drill construction can be utilized simultaneously to carry out bore operation to spool, substantially increase operating efficiency.
The above; be only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (10)
1. the device for holing to safety valve spool, it is characterized in that: comprise support (1), borehole drill construction, this support (1) is provided with rotating disk (2), and this rotating disk (2) is provided with some grip unit for clamping hex flange on spool;
This grip unit comprises fixed head (3), and this fixed head (3) is provided with 2 " V " types grip block (4), and 2 grip blocks (4) are symmetrical arranged; Angle between 2 clamping limbs of this grip block (4) is 120 degree, and the length of this clamping limb is not more than 2 times of the flange length of side of minimum dimension;
This borehole drill construction comprises drill bit (5), and the drilling direction of this drill bit (5) extends along the radial direction of spool.
2. the device for holing to safety valve spool according to claim 1, it is characterized in that: described fixed head (3) is provided with hydraulic cylinder (6), 2 chutes (7), 2 described grip blocks (4) are slidably connected with chute (7) respectively, 2 grip blocks (4) can carry out displacement along the radial direction of spool, and 2 grip blocks (4) are in transmission connection respectively by isometric connecting rod (8) and hydraulic cylinder (6).
3. the device for holing to safety valve spool according to claim 2, is characterized in that: the bearing of trend conllinear of 2 described chutes (7).
4. the device for holing to safety valve spool according to claim 1 or 2 or 3, it is characterized in that: described rotating disk (2) is rotationally connected by the first rotating shaft (9) and described support (1), some described grip unit with the first rotating shaft (9) for the center of circle becomes circle distribution.
5. the device for holing to safety valve spool according to claim 4, is characterized in that: described rotating disk (2) is provided with the first fixture (10) for the first rotating shaft (9) being fixed.
6. the device for holing to safety valve spool according to claim 1 or 2 or 3, it is characterized in that: described fixed head (3) is rotationally connected by the second rotating shaft (11) and described rotating disk (2), and this second rotating shaft (11) is positioned at the center of 2 grip blocks (4).
7. the device for holing to safety valve spool according to claim 6, is characterized in that: described rotating disk (2) is provided with the second fixture (12) for the second rotating shaft (11) being fixed.
8. the device for holing to safety valve spool according to claim 1 and 2, it is characterized in that: described borehole drill construction comprises gripper shoe (13), pillar (14), this gripper shoe (13) and pillar (14) are slidably connected, this gripper shoe (13) is provided with some units, and each units can both carry out bore operation to spool; This units comprises motor (15), described drill bit (5), and this motor (15) and drill bit (5) are in transmission connection.
9. the device for holing to safety valve spool according to claim 8, it is characterized in that: described units also comprises driven gear (16), the output of described motor (15) is provided with the driving gear (17) be meshed with described driven gear (16), the middle part of this driven gear (16) is provided with through hole (18) or groove, be provided with internal thread in this through hole (18) or groove, one end of the inoperative of this drill bit (5) is provided with the external screw thread be meshed with internal thread.
10. the device for holing to safety valve spool according to claim 1 and 2, is characterized in that: the quantity of described borehole drill construction is equal with the quantity of grip unit, and described borehole drill construction is corresponding with grip unit to be arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510219851.XA CN104827076A (en) | 2015-04-30 | 2015-04-30 | Device for perforating safety valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510219851.XA CN104827076A (en) | 2015-04-30 | 2015-04-30 | Device for perforating safety valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104827076A true CN104827076A (en) | 2015-08-12 |
Family
ID=53805474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510219851.XA Pending CN104827076A (en) | 2015-04-30 | 2015-04-30 | Device for perforating safety valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104827076A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424819A (en) * | 2016-10-20 | 2017-02-22 | 成都久欣时代科技有限公司 | Guided projectile rudder drilling system |
| CN107309616A (en) * | 2017-08-21 | 2017-11-03 | 吴正忠 | The manufacture method of flow control regulating valve core |
| CN108373019A (en) * | 2018-02-22 | 2018-08-07 | 湖州知谷汽车零部件有限公司 | A kind of Turntable type automobile multi-diameter shaft storing unit |
| CN109202126A (en) * | 2018-09-25 | 2019-01-15 | 华东矿用设备有限公司 | A kind of safety valve continuous processing equipment |
| CN113084558A (en) * | 2021-05-17 | 2021-07-09 | 温州市乐达洁具有限公司 | Tap case hole processing frock |
-
2015
- 2015-04-30 CN CN201510219851.XA patent/CN104827076A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424819A (en) * | 2016-10-20 | 2017-02-22 | 成都久欣时代科技有限公司 | Guided projectile rudder drilling system |
| CN106424819B (en) * | 2016-10-20 | 2018-08-24 | 成都久欣时代科技有限公司 | Guided missile rudder piece hole-drilling system |
| CN107309616A (en) * | 2017-08-21 | 2017-11-03 | 吴正忠 | The manufacture method of flow control regulating valve core |
| CN107309616B (en) * | 2017-08-21 | 2023-05-09 | 吴正忠 | Method for manufacturing flow control regulating valve core |
| CN108373019A (en) * | 2018-02-22 | 2018-08-07 | 湖州知谷汽车零部件有限公司 | A kind of Turntable type automobile multi-diameter shaft storing unit |
| CN109202126A (en) * | 2018-09-25 | 2019-01-15 | 华东矿用设备有限公司 | A kind of safety valve continuous processing equipment |
| CN113084558A (en) * | 2021-05-17 | 2021-07-09 | 温州市乐达洁具有限公司 | Tap case hole processing frock |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104827076A (en) | Device for perforating safety valve core | |
| US20080157487A1 (en) | Hydraulic Chuck with Independently Moveable Jaws | |
| CN105750915A (en) | Automatic multi-working-procedure synchronous machining composite numerically-controlled machine tool | |
| BRPI0912076B1 (en) | universal tool mounting system for a machining center | |
| CN104289735A (en) | Three-jaw chuck for self-centering numerical control tube intersecting cutting machine | |
| CN105729300A (en) | Clamp for cylindrical grinding of hollow shaft | |
| CN104942333B (en) | A kind of device for being drilled to circular valve element | |
| CN106270619A (en) | Hydraulic semi-automatic multi-hole drill lathe | |
| CN101972861A (en) | Method for processing inclined hole on cylindrical surface of numerical control machine tool | |
| CN105855582A (en) | Flat-jaw self-tightened drill chunk | |
| CN101793126A (en) | Drill blank, drill bit and manufacture method thereof | |
| CN202479573U (en) | Spring drill chuck | |
| CN201833192U (en) | Clamping device for processing inclined hole on cylindrical surface of shaft | |
| CN108405919A (en) | A kind of adjustable valve body drilling machine in position | |
| CN103111652A (en) | Hole drilling tool | |
| CN104874831A (en) | Equipment for producing safety valve cores | |
| KR20090111472A (en) | Tool Magazine for an Automatic Tool Changer | |
| CN210937205U (en) | Clamping tool for steering joint parts | |
| CN205020720U (en) | High performance multi station cold upsetting machine's clamp positioning mechanism | |
| CN209737126U (en) | Positioning and clamping device for batch processing of shaft sleeve parts of numerical control lathe | |
| CN110434566B (en) | Machining process of flange without collar | |
| CN111015264B (en) | Flexible bushing | |
| CN206779885U (en) | A kind of automatical and efficient tooth machining unit of the Trinity | |
| CN2936549Y (en) | Piston internal diameter processor | |
| US4387905A (en) | Machine tool chuck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150812 |