CN111702647A - A surface finish processing apparatus for production of nodular cast iron well lid - Google Patents
A surface finish processing apparatus for production of nodular cast iron well lid Download PDFInfo
- Publication number
- CN111702647A CN111702647A CN202010621484.7A CN202010621484A CN111702647A CN 111702647 A CN111702647 A CN 111702647A CN 202010621484 A CN202010621484 A CN 202010621484A CN 111702647 A CN111702647 A CN 111702647A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- gear
- shaft
- cast iron
- polishing
- 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.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
Abstract
The invention discloses a surface polishing treatment device for nodular cast iron well lid production, which relates to the technical field of nodular cast iron and comprises a base, wherein the lower surface of the base is fixedly connected with supporting legs, the upper surface of the base is fixedly connected with a motor bracket, the motor bracket is fixedly connected with a servo motor, an output shaft of the servo motor is fixedly connected with a lifting mechanism, the upper part of the lifting mechanism is fixedly connected with a clamping mechanism, the left side of the base is fixedly connected with a fixed frame, the upper surface of the fixed frame is fixedly connected with a driving motor, an output shaft of the driving motor is fixedly connected with a transmission mechanism, the transmission mechanism is fixedly connected with a gear mechanism, and the lower part of the gear mechanism is fixedly connected with a polishing mechanism, the well lid polishing efficiency and precision are improved, and the labor cost is reduced.
Description
Technical Field
The invention relates to the technical field of nodular cast iron, in particular to a surface polishing treatment device for production of a nodular cast iron well lid.
Background
The ductile iron is a high-strength cast iron material developed in the 20 th century and the fifties, the comprehensive performance of the ductile iron is close to that of steel, and the ductile iron is successfully used for casting parts which are complex in stress and high in requirements on strength, toughness and wear resistance based on the excellent performance of the ductile iron. Nodular cast iron has rapidly evolved to a very widely used cast iron material second only to gray cast iron. The term "steel is replaced by iron" is mainly used for nodular cast iron. The nodular cast iron is spheroidized and inoculated to obtain spheroidal graphite, so that the mechanical properties of the cast iron are effectively improved, and particularly, the plasticity and toughness are improved, so that the strength of the cast iron is higher than that of carbon steel. Polishing refers to a process of reducing the roughness of the surface of a workpiece by mechanical, chemical or electrochemical actions to obtain a bright, flat surface. The method is to carry out modification processing on the surface of a workpiece by using a polishing tool and abrasive particles or other polishing media.
The utility model discloses a in the chinese utility model patent document of publication No. CN208961716U, a surface finish processing apparatus for production of nodular cast iron well lid is disclosed, the device passes through the motor and drives the throwing aureola rotation, it ascends to polish to drive the well lid through the electronic flexible rod of bottom in addition, hold the well lid through the coil in addition, reach the purpose of centre gripping, nevertheless still can cause the well lid to produce the displacement at the polishing in-process through the absorbent mode of coil, there is certain potential safety hazard, the device can not be simple and easy change the throwing aureola in addition, the size of polishing dish is adjusted according to the well lid of equidimension not.
Disclosure of Invention
The invention provides a surface polishing treatment device for nodular cast iron well lid production, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a surface finish processing apparatus for nodular cast iron well lid production, the on-line screen storage device comprises a base, surface fixed connection supporting leg under the base, fixed surface connects the motor support on the base, motor support left side fixed connection servo motor, servo motor output shaft fixed connection hoist mechanism, hoist mechanism upper portion fixed connection fixture, base left side fixed connection mount, fixed surface connects driving motor on the mount, driving motor output shaft fixed connection drive mechanism, drive mechanism fixed connection gear mechanism, gear mechanism lower part fixed connection polishing mechanism.
As a preferred technical scheme of the invention, the lifting mechanism comprises a first gear shaft, the first gear shaft is coaxially and fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is coaxially and fixedly connected with a second gear shaft, the lower part of the second gear shaft is fixedly connected with a bearing, the second gear shaft is fixedly connected with a first limiting block at the upper part of the second bevel gear, the second gear shaft is fixedly connected with a lifting threaded shaft at the upper part of the limiting block, the top of the lifting threaded shaft is fixedly connected with a second limiting block, the lifting threaded shaft is in threaded connection with a lifting threaded block, the upper surface of the lifting threaded block is fixedly connected with a connecting rod, and a limiting rod is fixedly connected to the base.
As a preferable technical scheme of the invention, the clamping mechanism comprises a clamping base, the upper surface of the clamping base is fixedly connected with two longitudinal fixing plates and two transverse fixing plates, a longitudinal threaded shaft is rotatably connected between the longitudinal fixing plates, one end of the longitudinal threaded shaft is fixedly connected with a clamping handle, the longitudinal threaded shaft is in threaded connection with two longitudinal clamping blocks, the middle part of the longitudinal threaded shaft is fixedly connected with a third bevel gear, the third bevel gear is meshed with two fourth bevel gears, the fourth bevel gears are coaxially and fixedly connected with a transverse threaded shaft, the transverse threaded shaft is in threaded connection with a transverse clamping block, and the transverse threaded shaft is rotatably connected with the transverse fixing plates.
As a preferred technical scheme of the present invention, the clamping block mechanism includes a rear clamping block, the transmission mechanism includes a first pulley shaft, the first pulley shaft is fixedly connected to a first pulley, the first pulley is in transmission connection with a transmission belt, the transmission belt is in transmission connection with a second pulley, the second pulley is coaxially and fixedly connected to a main rotating shaft, and the main rotating shaft is rotatably connected to the fixing frame.
According to a preferable technical scheme, the gear mechanism comprises an internal gear mounting seat, the lower surface of the internal gear mounting seat is fixedly connected with an internal gear, a ring groove is formed in the lower surface of the internal gear mounting seat, a sliding block is arranged in the ring groove, the lower surface of the sliding block is fixedly connected with a polishing gear, and the polishing gear is meshed with the internal gear.
As a preferred technical scheme of the invention, the polishing mechanism comprises an outer sleeve, a locking bolt is arranged on the outer sleeve, a telescopic rod is arranged in the outer sleeve, and the lower surface of the telescopic rod is fixedly connected with a polishing disc.
As a preferred technical solution of the present invention, the two longitudinal clamping blocks are reverse threads.
The invention has the following advantages: according to the well lid polishing machine, the servo motor is arranged to drive the lifting mechanism, so that the well lid can be fed more accurately in polishing, the well lid can be more stable in the polishing process by arranging the clamping mechanism, the purpose of eccentric polishing of the polishing disc can be achieved by arranging the gear mechanism, the polishing disc can be replaced by arranging the polishing mechanism, the well lid polishing efficiency and precision are improved, and the labor cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a surface polishing treatment device for production of a nodular cast iron well lid.
Fig. 2 is a top view of a clamping mechanism on the surface polishing treatment device for production of the nodular cast iron well lid.
Fig. 3 is a schematic structural diagram of a gear mechanism on the surface polishing treatment device for production of the nodular cast iron well lid.
In the figure: 1. a base; 2. supporting legs; 3. a motor bracket; 4. a servo motor; 5. a lifting mechanism; 501. a first gear shaft; 502. a first bevel gear; 503. a second bevel gear; 504. a second gear shaft; 505. a bearing; 506. a first stopper; 507. lifting the threaded shaft; 508. a second limiting block; 509. lifting the thread block; 510. a connecting rod; 511. a limiting rod; 6. a clamping mechanism; 601. clamping the base; 602. a longitudinal fixing plate; 603. a transverse fixing plate; 604. a longitudinal threaded shaft; 605. a longitudinal clamping block; 606. a third bevel gear; 607. a fourth bevel gear; 608. a transverse threaded shaft; 609. a transverse clamping block; 610. a grip handle; 7. a fixed mount; 8. a drive motor; 9. a transmission mechanism; 901. a first pulley shaft; 902. a first pulley; 903. a transmission belt; 904. a second pulley; 905. a main rotating shaft; 10. a gear mechanism; 1001. an internal gear mount; 1002. a ring groove; 1003. an internal gear; 1004. a slider; 1005. polishing the gear; 11. a polishing mechanism; 1101. an outer sleeve; 1102. locking the bolt; 1103. a telescopic rod; 1104. and (7) polishing the disc.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-3, a surface polishing treatment device for nodular cast iron well lid production comprises a base 1, wherein the lower surface of the base 1 is fixedly connected with a supporting leg 2, the upper surface of the base 1 is fixedly connected with a motor support 3, the left side of the motor support 3 is fixedly connected with a servo motor 4, an output shaft of the servo motor 4 is fixedly connected with a lifting mechanism 5, the upper part of the lifting mechanism 5 is fixedly connected with a clamping mechanism 6, the left side of the base 1 is fixedly connected with a fixing frame 7, the upper surface of the fixing frame 7 is fixedly connected with a driving motor 8, an output shaft of the driving motor 8 is fixedly connected with a transmission mechanism 9, the transmission mechanism 9 is fixedly connected with a gear mechanism 10.
The lifting mechanism 5 comprises a first gear shaft 501, the first gear shaft 501 is coaxially and fixedly connected with a first bevel gear 502, the first bevel gear 502 is in gear engagement with a second bevel gear 503, the second bevel gear 503 is coaxially and fixedly connected with a second gear shaft 504, a bearing 505 is fixedly connected to the lower part of the second gear shaft 504, a first limit block 506 is fixedly connected to the upper part of the second bevel gear 503 on the second gear shaft 504, a lifting threaded shaft 507 is fixedly connected to the upper part of the limit block 506 on the second gear shaft 504, a second limit block 508 is fixedly connected to the top of the lifting threaded shaft 507, the lifting threaded shaft 507 is in threaded connection with a lifting threaded block 509, a connecting rod 510 is fixedly connected to the upper surface of the lifting threaded block 509, and a limit rod 511 is fixedly connected.
The clamping mechanism 6 comprises a clamping base 601, wherein two longitudinal fixing plates 602 and two transverse fixing plates 603 are fixedly connected to the upper surface of the clamping base 601, a longitudinal threaded shaft 604 is rotatably connected between the longitudinal fixing plates 602, one end of the longitudinal threaded shaft 604 is fixedly connected with a clamping handle 610, two longitudinal clamping blocks 605 are in threaded connection with the longitudinal threaded shaft 604, a third bevel gear 606 is fixedly connected to the middle of the longitudinal threaded shaft 604, the third bevel gear 606 is in gear engagement with two fourth bevel gears 607, the fourth bevel gears 607 are coaxially and fixedly connected with a transverse threaded shaft 608, the transverse threaded shaft 608 is in threaded connection with a transverse clamping block 609, and the transverse threaded shaft 608 is rotatably connected with the transverse fixing plates 603.
The transmission mechanism 9 comprises a first belt pulley shaft 901, the first belt pulley shaft 901 is fixedly connected with a first belt pulley 902, the first belt pulley 902 is in transmission connection with a transmission belt 903, the transmission belt 903 is in transmission connection with a second belt pulley 904, the second belt pulley 904 is coaxially and fixedly connected with a main rotating shaft 905, and the main rotating shaft 905 is rotatably connected with the fixed frame 7.
The polishing mechanism 11 comprises an outer sleeve 1101, a locking bolt 1102 is arranged on the outer sleeve 1101, a telescopic rod 1103 is arranged in the outer sleeve 1101, and a polishing disc 1104 is fixedly connected to the lower surface of the telescopic rod 1103.
The two longitudinal clamping blocks 605 are counter wires to each other.
Example 2
Referring to fig. 1-3, the other contents of the present embodiment are the same as embodiment 1, except that: the gear mechanism 10 comprises an internal gear mounting seat 1001, wherein the lower surface of the internal gear mounting seat 1001 is fixedly connected with an internal gear 1003, a ring groove 1002 is formed in the lower surface of the internal gear mounting seat 1001, a sliding block 1004 is arranged in the ring groove 1002, the lower surface of the sliding block 1004 is fixedly connected with a polishing gear 1005, and the polishing gear 1005 is in gear engagement with the internal gear 1003.
In the implementation process of the invention, firstly, the nodular cast iron well lid is placed in the clamping mechanism 6, at the moment, the clamping handle 610 is rotated, at the moment, the two longitudinal clamping blocks 605 and the two transverse clamping blocks 609 start to draw close inwards and clamp the nodular cast iron well lid, at the moment, the driving motor 8 is started to drive the transmission mechanism 9 to work, finally, the main rotating shaft 905 starts to rotate to drive the internal gear mounting seat 1001 to rotate, further drive the internal gear 1003 to rotate, drive the polishing gear 1005 to rotate automatically and revolve around the main rotating shaft 905, namely, at the moment, the polishing disc 1104 eccentrically rotates, at the moment, the servo motor 4 is started, the servo motor 4 drives the lifting mechanism 5 to work, further, the lifting threaded block 509 rises along the limiting rod 511 to drive the nodular cast iron well lid to rise, finally, the nodular cast iron well lid leans against the lower surface of the polishing disc 1104, and starts, the polishing pad 1104 can be replaced by turning the locking bolt 1102.
According to the well cover polishing machine, the servo motor 4 is arranged to drive the lifting mechanism 5, so that the well cover can be fed more accurately in polishing, the clamping mechanism 6 is arranged so that the well cover can be more stable in the polishing process, the gear mechanism 10 is arranged so that the purpose of eccentric polishing of the polishing disc 1104 can be achieved, the polishing disc 1104 can be replaced by the polishing mechanism 11, the well cover polishing efficiency and precision are improved, and the labor cost is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a surface finish processing apparatus for production of nodular cast iron well lid, including base (1), a serial communication port, fixed surface connects supporting leg (2) under base (1), fixed surface connects motor support (3) on base (1), motor support (3) left side fixed connection servo motor (4), servo motor (4) output shaft fixed connection hoist mechanism (5), hoist mechanism (5) upper portion fixed connection fixture (6), base (1) left side fixed connection mount (7), fixed surface connects driving motor (8) on mount (7), driving motor (8) output shaft fixed connection drive mechanism (9), drive mechanism (9) fixed connection gear mechanism (10), gear mechanism (10) lower part fixed connection polishing mechanism (11).
2. The surface polishing treatment device for the nodular cast iron well lid production according to claim 1, wherein the lifting mechanism (5) comprises a first gear shaft (501), the first gear shaft (501) is coaxially and fixedly connected with a first bevel gear (502), the first bevel gear (502) is in gear engagement with a second bevel gear (503), the second bevel gear (503) is coaxially and fixedly connected with a second gear shaft (504), the lower part of the second gear shaft (504) is fixedly connected with a bearing (505), the upper part of the second bevel gear shaft (504) on the second bevel gear (503) is fixedly connected with a first limiting block (506), the upper part of the second gear shaft (504) on the limiting block (506) is fixedly connected with a lifting threaded shaft (507), the top part of the lifting threaded shaft (507) is fixedly connected with a second limiting block (508), the lifting threaded shaft (507) is in threaded connection with a lifting threaded block (509), and the upper surface of the lifting threaded block (509) is, the base (1) is fixedly connected with a limiting rod (511) below the lifting thread block (509).
3. The surface polishing treatment device for the production of the nodular cast iron well lid according to claim 2, the clamping mechanism (6) is characterized by comprising a clamping base (601), wherein the upper surface of the clamping base (601) is fixedly connected with two longitudinal fixing plates (602) and two transverse fixing plates (603), a longitudinal threaded shaft (604) is rotatably connected between the longitudinal fixing plates (602), one end of the longitudinal threaded shaft (604) is fixedly connected with a clamping handle (610), the longitudinal threaded shaft (604) is in threaded connection with two longitudinal clamping blocks (605), the middle part of the longitudinal threaded shaft (604) is fixedly connected with a third bevel gear (606), the third bevel gear (606) is in gear engagement with two fourth bevel gears (607), the fourth bevel gears (607) are coaxially and fixedly connected with a transverse threaded shaft (608), the transverse threaded shaft (608) is in threaded connection with a transverse clamping block (609), and the transverse threaded shaft (608) is rotatably connected with the transverse fixing plates (603).
4. The surface polishing treatment device for the nodular cast iron well lid production is characterized in that the transmission mechanism (9) comprises a first belt wheel shaft (901), the first belt wheel shaft (901) is fixedly connected with a first belt wheel (902), the first belt wheel (902) is in transmission connection with a transmission belt (903), the transmission belt (903) is in transmission connection with a second belt wheel (904), the second belt wheel (904) is coaxially and fixedly connected with a main rotating shaft (905), and the main rotating shaft (905) is rotatably connected with the fixed frame (7).
5. The surface polishing treatment device for the nodular cast iron well lid production is characterized in that the gear mechanism (10) comprises an internal gear mounting seat (1001), the lower surface of the internal gear mounting seat (1001) is fixedly connected with an internal gear (1003), a ring groove (1002) is formed in the lower surface of the internal gear mounting seat (1001), a sliding block (1004) is arranged in the ring groove (1002), the lower surface of the sliding block (1004) is fixedly connected with a polishing gear (1005), and the polishing gear (1005) is in gear engagement with the internal gear (1003).
6. The surface polishing treatment device for the production of the nodular cast iron well lid as claimed in claim 5, wherein the polishing mechanism (11) comprises an outer sleeve (1101), a locking bolt (1102) is arranged on the outer sleeve (1101), a telescopic rod (1103) is arranged in the outer sleeve (1101), and a polishing disc (1104) is fixedly connected to the lower surface of the telescopic rod (1103).
7. The surface finishing treatment device for the production of spheroidal graphite cast iron well lids as claimed in claim 3, characterized in that the two longitudinal clamping blocks (605) are counter wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010621484.7A CN111702647A (en) | 2020-06-30 | 2020-06-30 | A surface finish processing apparatus for production of nodular cast iron well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010621484.7A CN111702647A (en) | 2020-06-30 | 2020-06-30 | A surface finish processing apparatus for production of nodular cast iron well lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111702647A true CN111702647A (en) | 2020-09-25 |
Family
ID=72545053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010621484.7A Withdrawn CN111702647A (en) | 2020-06-30 | 2020-06-30 | A surface finish processing apparatus for production of nodular cast iron well lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111702647A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112171473A (en) * | 2020-10-18 | 2021-01-05 | 傅迪生 | High-efficient two-sided equipment of polishing of polytypic nodular cast iron well lid |
| CN115213795A (en) * | 2022-08-08 | 2022-10-21 | 安徽省臻实机械制造有限公司 | Surface polishing device for well lid production |
| CN115302351A (en) * | 2022-10-11 | 2022-11-08 | 泰州汇品不锈钢有限公司 | Deburring device for steel pipe cutting port |
| CN117681109A (en) * | 2024-02-04 | 2024-03-12 | 长春汽车工业高等专科学校 | Polishing equipment for radar reflecting plate processing |
-
2020
- 2020-06-30 CN CN202010621484.7A patent/CN111702647A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112171473A (en) * | 2020-10-18 | 2021-01-05 | 傅迪生 | High-efficient two-sided equipment of polishing of polytypic nodular cast iron well lid |
| CN115213795A (en) * | 2022-08-08 | 2022-10-21 | 安徽省臻实机械制造有限公司 | Surface polishing device for well lid production |
| CN115302351A (en) * | 2022-10-11 | 2022-11-08 | 泰州汇品不锈钢有限公司 | Deburring device for steel pipe cutting port |
| CN117681109A (en) * | 2024-02-04 | 2024-03-12 | 长春汽车工业高等专科学校 | Polishing equipment for radar reflecting plate processing |
| CN117681109B (en) * | 2024-02-04 | 2024-04-16 | 长春汽车工业高等专科学校 | Polishing equipment for radar reflecting plate processing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111702647A (en) | A surface finish processing apparatus for production of nodular cast iron well lid | |
| CN112192332A (en) | Pipeline grinding device for municipal construction | |
| CN212887016U (en) | Part is polished and is used anchor clamps | |
| CN216327582U (en) | Clamp for polishing rotating shaft of die | |
| CN208880392U (en) | A kind of hydraulic motor shell production strength forming grinder | |
| CN214519203U (en) | Grinding device for hardware machining | |
| CN211331447U (en) | Iron casting machining device convenient to position | |
| CN209190496U (en) | One kind being used for the efficient burnishing device of copper alloy | |
| CN208681186U (en) | A kind of door-plate workpiece polishing mechanism | |
| CN209062813U (en) | A kind of stainless steel surface polishing machine | |
| CN215088226U (en) | Connecting rod big end hole prosthetic devices | |
| CN112536648B (en) | Magnetic particle grinding machine and method suitable for surfaces of crankshafts and nonstandard shaft solids | |
| CN207058225U (en) | One kind machining welded blank surfacing processing unit | |
| CN211805362U (en) | Small-size triaxial abrasive band grinding machine | |
| CN211277978U (en) | Workpiece supporting bracket for cylindrical grinding machine | |
| CN209579093U (en) | A kind of inverted plate drawing machine reel burnishing device | |
| CN201471288U (en) | Abrasive wheel grinding machine | |
| CN217702672U (en) | A workstation for stainless steel surface wire drawing is handled | |
| CN110125776A (en) | A kind of multi-panel sander | |
| CN111347323A (en) | Manual polishing device for packaging design | |
| CN213702978U (en) | Automatic polishing and grinding device for tank body | |
| CN217167768U (en) | Grinding machine bracket used in process of grinding heavy shaft workpieces | |
| CN214025195U (en) | Workstation is used in processing of five metals pipe fitting | |
| CN218837348U (en) | Bent axle polishing strutting arrangement with adjustable general type | |
| CN217619674U (en) | Hardware processing and polishing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200925 |
|
| WW01 | Invention patent application withdrawn after publication |