CN114833282A - From check thread screw thread rolling mechanism of taking slagging-off function - Google Patents
From check thread screw thread rolling mechanism of taking slagging-off function Download PDFInfo
- Publication number
- CN114833282A CN114833282A CN202210321036.4A CN202210321036A CN114833282A CN 114833282 A CN114833282 A CN 114833282A CN 202210321036 A CN202210321036 A CN 202210321036A CN 114833282 A CN114833282 A CN 114833282A
- Authority
- CN
- China
- Prior art keywords
- box body
- rolling mechanism
- screw thread
- thread rolling
- rotating shaft
- 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
- 238000005096 rolling process Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 53
- 239000002893 slag Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 238000003860 storage Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 9
- 239000012535 impurity Substances 0.000 abstract description 11
- 238000005406 washing Methods 0.000 abstract description 7
- 229920003266 Leaf® Polymers 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 description 15
- 238000005192 partition Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/04—Making by means of profiled-rolls or die rolls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H9/00—Feeding arrangements for rolling machines or apparatus manufacturing articles dealt with in this subclass
- B21H9/02—Feeding arrangements for rolling machines or apparatus manufacturing articles dealt with in this subclass for screw-rolling machines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a check thread screw thread rolling mechanism with a slag removal function, which belongs to the technical field of thread rolling and comprises a box body, wherein the left side of the box body is connected with a power line, the upper end of the box body is provided with a conveyor belt, the interior of the conveyor belt is provided with two first rotating shafts, the left sides of the first rotating shafts penetrate through the box body and are communicated with the outside, the two first rotating shafts are provided with belts, the left sides of the first rotating shafts are provided with first driving motors, the first driving motors are rotatably connected with the first rotating shafts, the rear part of the upper end of the box body is provided with a feeding chamber, the upper part of the front end of the box body is provided with an operation groove, and the interior of the operation groove is provided with a second rotating shaft; impurity that the operation produced falls into the spread groove in, collects, when collecting and reacing certain degree, will hold two handles, open two fly leafs, clear up the impurity of inside, the washing liquid passes in the hourglass net enters into the liquid reserve tank, collects, arranges the device outside through the fluid-discharge tube, avoids washing liquid and residue to mix, conveniently clears up, brings the facility.
Description
Technical Field
The invention relates to the technical field of thread rolling, in particular to a locking thread screw thread rolling mechanism with a slag removal function.
Background
The screw and thumb screw is a portable, flexible and efficient tool thread rolling machine which can fasten machine parts of objects step by utilizing the physics and mathematical principles of the inclined plane circular rotation and friction of the objects and has the advantages that other similar devices cannot replace the tool thread rolling machine. The thread rolling machine avoids the limitation of a lathe, a drilling machine or manual tapping, saves time and labor, is not easy to have tooth decay, is not easy to break a screw tap and the like. The thread rolling machine is suitable for all mechanical manufacturing industries, such as machine tools, die (factory) machines, plastic machines, printing machines, packaging machine manufacturing factories, engineering machines, automobile and motorcycle parts, aircraft engines, locomotive vehicles, tobacco machines, general machines and the like.
In the prior art, a screw thread rolling mechanism is not provided with a residue collecting function, so that residues and cleaning liquid are mixed together, and the residues are inconvenient to clean and bring inconvenience; in the prior art, the screw needs to be held by hand to operate, so that the labor cost is increased, the operation time is wasted, and the operation efficiency is reduced.
Disclosure of Invention
The invention aims to provide a locking thread screw thread rolling mechanism with a slag removal function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a from check thread screw thread rolling mechanism of area slagging-off function, includes the box, the box left side is connected with the power cord, the conveyer belt is installed to the box upper end, conveyer belt internally mounted has two first pivots, box intercommunication outside is all passed in first pivot left side, two install the belt in the first pivot, first driving motor is installed in first pivot left side, first driving motor rotates with first pivot and is connected, the feed chamber is installed at box upper end rear portion, the operation groove is installed to box front end upper portion, operation inslot internally mounted has the second pivot, install the post of polishing in the second pivot, second pivot left side is passed the operation groove and is connected with second driving motor, second driving motor rotates with the second pivot and is connected.
As a still further scheme of the invention: the stand is all installed to box lower extreme four corners department, the base is all installed to the stand lower extreme, and the stand supports the device, has improved the stability of device.
As a still further scheme of the invention: control panel is installed to box left side wall, control panel all with first driving motor and second driving motor electric connection, control panel all controls first driving motor and second driving motor, conveniently carries out the operation.
As a still further scheme of the invention: the feed chamber upper end is installed the closing plate, two hinges are installed to the junction of closing plate and feed chamber, and closing plate and feed chamber swing joint rotate the closing plate, shield the feed chamber, have played dirt-proof effect.
As a still further scheme of the invention: the water tank is installed to box right side wall, water tank upper end mid-mounting has the movable cover, water tank front end mid-connection has the drain pipe, the drain pipe front end is provided with the drain tank, install the fixed plate on the drain pipe, fixed plate lower extreme and operation groove fixed connection, water tank internally mounted has the water pipe, water pipe and drain pipe intercommunication, be provided with the water pump on the water pipe, rotate the movable cover, to injecting the washing liquid in the water tank, start the water pump, the washing liquid leads to the pipe and enters into the drain pipe, and the rethread drain tank sprays the operation inslot, washs.
As a still further scheme of the invention: the liquid reserve tank is installed to the box front end, liquid reserve tank left side wall sub-unit connection has the fluid-discharge tube, the liquid reserve tank upper end is provided with leaks the net, and the washing liquid passes and leaks in the net enters into the liquid reserve tank, collects, arranges the device outside through the fluid-discharge tube, avoids washing liquid and residue to mix, conveniently clears up, brings the facility.
As a still further scheme of the invention: the spread groove is installed to the liquid reserve tank front end, two fly leafs are installed to the spread groove front end, the fly leaf all with spread groove swing joint, all install the handle on the fly leaf, the impurity that the operation produced falls into in the spread groove, collects, when collecting when reacing certain degree, will hold two handles, open two fly leafs, clear up the impurity of inside, facilitate.
As a still further scheme of the invention: the baffle is all installed to box upper end both sides, and the baffle carries on spacingly to the operation, avoids the screw to produce and drops, conveniently carries out the operation.
As a still further scheme of the invention: the swash plate is installed to the box front end, the swash plate sets up in the operation groove top, and the swash plate makes things convenient for the screw to enter into the operation inslot, conveniently carries out the operation.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, impurities generated by operation fall into the connecting groove for collection, when the collection reaches a certain degree, the two handles are held, the two movable plates are opened, the impurities in the device are cleaned, the cleaning liquid passes through the leakage net and enters the liquid storage tank for collection, and the cleaning liquid is discharged to the outside of the device through the liquid discharge pipe, so that the cleaning liquid is prevented from being mixed with residues, the cleaning is convenient, and convenience is brought.
2. According to the invention, through operation on the control panel, the first driving motor is started, the front end first rotating shaft is driven to rotate through the coupler, the belt is driven to rotate, the rear end first rotating shaft is driven to rotate, the conveying belt is driven to rotate, and the operation is carried out by replacing holding screws, so that the labor cost is reduced, the operation time is saved, and the operation efficiency is improved.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic view of the structure of the water tank of the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention.
In the figure: 1. a box body; 2. a power line; 3. a liquid discharge pipe; 4. a liquid storage tank; 5. a movable plate; 6. a handle; 7. connecting grooves; 8. an operation groove; 9. a leakage net; 10. polishing the column; 11. a water tank; 12. a movable cover; 13. a conveyor belt; 14. a partition plate; 15. a sealing plate; 16. a hinge; 17. a feed chamber; 18. a first rotating shaft; 19. a column; 20. a base; 21. a belt; 22. a first drive motor; 23. a control panel; 24. a sloping plate; 25. a second drive motor; 26. a second rotating shaft; 27. a water pump; 28. a water pipe; 29. a liquid outlet pipe; 30. a liquid outlet groove; 31. and (7) fixing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the invention, a check thread screw thread rolling mechanism with a slag removal function includes a box body 1, a power cord 2 is connected to the left side of the box body 1, a conveyor belt 13 is installed at the upper end of the box body 1, two first rotating shafts 18 are installed inside the conveyor belt 13, the left sides of the first rotating shafts 18 penetrate through the box body 1 and are communicated with the outside, belts 21 are installed on the two first rotating shafts 18, a first driving motor 22 is installed at the left side of each first rotating shaft 18, the first driving motor 22 is rotatably connected with the first rotating shafts 18, a feeding chamber 17 is installed at the rear part of the upper end of the box body 1, an operation groove 8 is installed at the upper part of the front end of the box body 1, a second rotating shaft 26 is installed inside the operation groove 8, a grinding column 10 is installed on the second rotating shaft 26, the left side of the second rotating shaft 26 penetrates through the operation groove 8 and is connected with a second driving motor 25, and the second driving motor 25 is rotatably connected with the second rotating shaft 26.
The four corners of the lower end of the box body 1 are respectively provided with an upright post 19, the lower ends of the upright posts 19 are respectively provided with a base 20, and the upright posts 19 support the device, so that the stability of the device is improved; a control panel 23 is installed on the left side wall of the box body 1, the control panel 23 is electrically connected with the first driving motor 22 and the second driving motor 25, and the control panel 23 controls the first driving motor 22 and the second driving motor 25, so that the operation is convenient; the upper end of the feeding chamber 17 is provided with a sealing plate 15, the joint of the sealing plate 15 and the feeding chamber 17 is provided with two hinges 16, the sealing plate 15 is movably connected with the feeding chamber 17, the sealing plate 15 is rotated to shield the feeding chamber 17, and the dustproof effect is achieved; a water tank 11 is installed on the right side wall of the box body 1, a movable cover 12 is installed in the middle of the upper end of the water tank 11, a liquid outlet pipe 29 is connected to the middle of the front end of the water tank 11, a liquid outlet groove 30 is formed in the front end of the liquid outlet pipe 29, a fixing plate 31 is installed on the liquid outlet pipe 29, the lower end of the fixing plate 31 is fixedly connected with an operation groove 8, a water pipe 28 is installed inside the water tank 11, the water pipe 28 is communicated with the liquid outlet pipe 29, a water pump 27 is arranged on the water pipe 28, the movable cover 12 is rotated, cleaning liquid is injected into the water tank 11, the water pump 27 is started, the cleaning liquid enters the liquid outlet pipe 29 through the water pipe 28 and is sprayed into the operation groove 8 through the liquid outlet groove 30 for cleaning; a liquid storage tank 4 is mounted at the front end of the tank body 1, a liquid discharge pipe 3 is connected to the lower portion of the left side wall of the liquid storage tank 4, a leakage net 9 is arranged at the upper end of the liquid storage tank 4, cleaning liquid passes through the leakage net 9 and enters the liquid storage tank 4 to be collected, and the cleaning liquid is discharged to the outside of the device through the liquid discharge pipe 3, so that the cleaning liquid is prevented from being mixed with residues, cleaning is convenient, and convenience is brought; the connecting groove 7 is installed at the front end of the liquid storage tank 4, the two movable plates 5 are installed at the front end of the connecting groove 7, the movable plates 5 are movably connected with the connecting groove 7, the handles 6 are installed on the movable plates 5, impurities generated in operation fall into the connecting groove 7 to be collected, when the impurities are collected to a certain degree, the two handles 6 are held, the two movable plates 5 are opened, the impurities in the liquid storage tank are cleaned, and convenience is brought; the two sides of the upper end of the box body 1 are respectively provided with a partition plate 14, and the partition plates 14 limit the operation, so that the falling of screws is avoided, and the operation is convenient; the inclined plate 24 is installed at the front end of the box body 1, the inclined plate 24 is arranged above the operation groove 8, and the inclined plate 24 facilitates screws to enter the operation groove 8, so that operation is facilitated.
The working principle of the invention is as follows: the device is carried to a place needing operation, a power line 2 is connected with a power supply, the operation is carried out on a control panel 23, a first driving motor 22 is started, a front end first rotating shaft 18 is driven to rotate through a coupler, a belt 21 is driven to rotate, a rear end first rotating shaft 18 is driven to rotate, a conveyor belt 13 is driven to rotate, a sealing plate 15 is opened, screws are put in through a feeding chamber 17 and fall onto the conveyor belt 13, the screws enter an operation groove 8 through the conveyor belt 13, a second driving motor 25 is started, a second rotating shaft 26 is driven to rotate through the coupler, a polishing column 10 is driven to rotate, the screws are subjected to thread rubbing operation, a movable cover 12 is rotated, cleaning liquid is injected into a water tank 11, a water pump 27 is started, the cleaning liquid enters a liquid outlet pipe 29 through a water pipe 28 and is sprayed into the operation groove 8 through the liquid outlet groove 30 for cleaning, impurity that the operation produced falls into in the spread groove 7, collects, when collecting and reacing certain degree, will hold two handles 6, open two fly leaf 5, clear up the impurity of inside, and the washing liquid passes and leaks in net 9 enters into liquid reserve tank 4, collects, arranges the device outside through fluid-discharge tube 3.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a from check thread screw thread rolling mechanism of taking slagging-off function, includes box (1), its characterized in that: the grinding machine is characterized in that a power line (2) is connected to the left side of the box body (1), a conveyor belt (13) is installed at the upper end of the box body (1), two first rotating shafts (18) are installed inside the conveyor belt (13), the left side of each first rotating shaft (18) penetrates through the outside of the box body (1) in a communicating mode, a belt (21) is installed on each first rotating shaft (18), a first driving motor (22) is installed on the left side of each first rotating shaft (18), each first driving motor (22) is rotatably connected with the corresponding first rotating shaft (18), a feeding chamber (17) is installed at the rear portion of the upper end of the box body (1), an operation groove (8) is installed at the upper portion of the front end of the box body (1), a second rotating shaft (26) is installed inside the operation groove (8), a grinding column (10) is installed on the second rotating shaft (26), and the left side of the second rotating shaft (26) penetrates through the operation groove (8) and is connected with a second driving motor (25), the second driving motor (25) is rotationally connected with the second rotating shaft (26).
2. The anti-loosening thread screw thread rolling mechanism with the slag removal function according to claim 1, is characterized in that: upright columns (19) are installed at four corners of the lower end of the box body (1), and a base (20) is installed at the lower ends of the upright columns (19).
3. The anti-loosening thread screw thread rolling mechanism with the slag removal function according to claim 1, is characterized in that: control panel (23) are installed to box (1) left side wall, control panel (23) all with first driving motor (22) and second driving motor (25) electric connection.
4. The anti-loosening thread screw thread rolling mechanism with the slag removal function according to claim 1, is characterized in that: the feeding device is characterized in that a sealing plate (15) is installed at the upper end of the feeding chamber (17), two hinges (16) are installed at the joint of the sealing plate (15) and the feeding chamber (17), and the sealing plate (15) is movably connected with the feeding chamber (17).
5. The anti-loosening thread screw thread rolling mechanism with the slag removal function according to claim 1, is characterized in that: water tank (11) are installed to box (1) right side wall, water tank (11) upper end mid-mounting has movable cover (12), water tank (11) front end middle part is connected with drain pipe (29), drain pipe (29) front end is provided with drain tank (30), install fixed plate (31) on drain pipe (29), fixed plate (31) lower extreme and operation groove (8) fixed connection, water tank (11) internally mounted has water pipe (28), water pipe (28) and drain pipe (29) intercommunication, be provided with water pump (27) on water pipe (28).
6. The anti-loosening thread screw thread rolling mechanism with the slag removal function according to claim 1, is characterized in that: a liquid storage tank (4) is installed at the front end of the tank body (1), a liquid discharge pipe (3) is connected to the lower portion of the left side wall of the liquid storage tank (4), and a leakage net (9) is arranged at the upper end of the liquid storage tank (4).
7. The anti-loosening thread screw thread rolling mechanism with the slag removal function as claimed in claim 6, wherein: connecting groove (7) are installed to liquid reserve tank (4) front end, two fly leaf (5) are installed to connecting groove (7) front end, fly leaf (5) all with connecting groove (7) swing joint, all install handle (6) on fly leaf (5).
8. The anti-loosening thread screw thread rolling mechanism with the slag removal function according to claim 1, is characterized in that: the two sides of the upper end of the box body (1) are provided with a clapboard (14).
9. The anti-loosening thread screw thread rolling mechanism with the slag removal function according to claim 1, is characterized in that: an inclined plate (24) is installed at the front end of the box body (1), and the inclined plate (24) is arranged above the operation groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210321036.4A CN114833282A (en) | 2022-03-30 | 2022-03-30 | From check thread screw thread rolling mechanism of taking slagging-off function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210321036.4A CN114833282A (en) | 2022-03-30 | 2022-03-30 | From check thread screw thread rolling mechanism of taking slagging-off function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114833282A true CN114833282A (en) | 2022-08-02 |
Family
ID=82563950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210321036.4A Pending CN114833282A (en) | 2022-03-30 | 2022-03-30 | From check thread screw thread rolling mechanism of taking slagging-off function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114833282A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08318340A (en) * | 1995-05-25 | 1996-12-03 | Tsugami Corp | Thread rolling machine to prevent bending of axis of work |
| CN112122518A (en) * | 2020-09-03 | 2020-12-25 | 苏州市晋元紧固件有限公司 | Screw thread rolling machine |
| CN112496214A (en) * | 2020-12-17 | 2021-03-16 | 太仓琪威金属制品有限公司 | Protection device of thread rolling machine |
| CN112620559A (en) * | 2020-12-17 | 2021-04-09 | 太仓琪威金属制品有限公司 | Take cutting off thread rolling machine of punching press mechanism |
| CN213496251U (en) * | 2020-09-30 | 2021-06-22 | 江苏双金紧固件制造有限公司 | Screw thread rolling machine with waste discharging mechanism |
| CN214290621U (en) * | 2021-01-11 | 2021-09-28 | 上海春日机械工业有限公司 | Thread rolling machine waste material clean-up equipment |
| CN113664130A (en) * | 2021-08-20 | 2021-11-19 | 深圳市朗固精密五金有限公司 | Thread rolling mechanism for processing cross-slot pan head self-tapping screw |
-
2022
- 2022-03-30 CN CN202210321036.4A patent/CN114833282A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08318340A (en) * | 1995-05-25 | 1996-12-03 | Tsugami Corp | Thread rolling machine to prevent bending of axis of work |
| CN112122518A (en) * | 2020-09-03 | 2020-12-25 | 苏州市晋元紧固件有限公司 | Screw thread rolling machine |
| CN213496251U (en) * | 2020-09-30 | 2021-06-22 | 江苏双金紧固件制造有限公司 | Screw thread rolling machine with waste discharging mechanism |
| CN112496214A (en) * | 2020-12-17 | 2021-03-16 | 太仓琪威金属制品有限公司 | Protection device of thread rolling machine |
| CN112620559A (en) * | 2020-12-17 | 2021-04-09 | 太仓琪威金属制品有限公司 | Take cutting off thread rolling machine of punching press mechanism |
| CN214290621U (en) * | 2021-01-11 | 2021-09-28 | 上海春日机械工业有限公司 | Thread rolling machine waste material clean-up equipment |
| CN113664130A (en) * | 2021-08-20 | 2021-11-19 | 深圳市朗固精密五金有限公司 | Thread rolling mechanism for processing cross-slot pan head self-tapping screw |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: No. 1 Hengyi Road, Tangxia Town, Rui'an City, Wenzhou City, Zhejiang Province 325200 Applicant after: Zhejiang Keteng Precision Machinery Co.,Ltd. Address before: 325200 Changqiao Wulin Industrial Zone, Tangxia Town, Ruian City, Wenzhou City, Zhejiang Province Applicant before: Zhejiang Keteng Precision Machinery Co.,Ltd. |
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| CB02 | Change of applicant information |