CN113500497A - New material production facility - Google Patents

New material production facility Download PDF

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Publication number
CN113500497A
CN113500497A CN202110604563.1A CN202110604563A CN113500497A CN 113500497 A CN113500497 A CN 113500497A CN 202110604563 A CN202110604563 A CN 202110604563A CN 113500497 A CN113500497 A CN 113500497A
Authority
CN
China
Prior art keywords
wall
supporting
block
material production
new material
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
Application number
CN202110604563.1A
Other languages
Chinese (zh)
Inventor
于海龙
魏浩然
夏杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Shenzhu Intelligent Technology Co ltd
Original Assignee
Jiangsu Shenzhu Intelligent Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Shenzhu Intelligent Technology Co ltd filed Critical Jiangsu Shenzhu Intelligent Technology Co ltd
Priority to CN202110604563.1A priority Critical patent/CN113500497A/en
Publication of CN113500497A publication Critical patent/CN113500497A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/04Headstocks; Working-spindles; Features relating thereto
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/10Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power

Abstract

The invention discloses new material production equipment which comprises a workbench, a supporting bottom plate and a supporting frame, wherein racks are connected inside the supporting frame in a welding mode, second fixing blocks are arranged inside the supporting frame and are symmetrically distributed, second supporting rods are arranged on the inner sides of the second fixing blocks, and clamping blocks are fixedly connected to the outer sides of the second supporting rods. Through the inside grip block that is equipped with at braced frame, can be with the aluminium alloy casting centre gripping that needs polished in the inside of grip block, two-way centre gripping makes aluminium alloy casting more stable fixed in inside, the gear that inside was equipped with will roll the conveying on the outer wall of rack during regulation, so that supplementary grip block carries out the centre gripping, the inside at the fixed slot is inserted to the rethread inserted block, the inserted block distributes around the gear, fix the gear in the inside of rack through the inserted block, fix the gear at the in-process that does not need to adjust, it is comparatively convenient during the application.

Description

New material production facility
Technical Field
The invention relates to the technical field of production equipment, in particular to new material production equipment.
Background
The aluminum casting is a device made of pure aluminum or aluminum alloy obtained by a casting processing method. Aluminum parts or aluminum alloy parts of various shapes and sizes obtained by pouring aluminum or aluminum alloy heated to a liquid state into a cavity of a mold using a sand mold or a metal mold are generally called aluminum die castings.
Most of aluminum alloy casting polishing equipment on the current market has the following problems in use:
1. when the aluminum alloy casting is polished, the position of the aluminum alloy casting cannot be adjusted according to the size of the aluminum alloy casting, so that the aluminum alloy casting is clamped and fixed, the phenomenon of uneven polishing can occur during polishing, the problem of polishing damage can occur seriously, and the aluminum alloy casting is inconvenient to use;
2. the aluminum alloy casting is when the in-process of polishing, can't realize the effect of rotatory polishing behind the centre gripping, can after the single face is polished, needs carry out the turn-over centre gripping with the aluminum alloy casting, then polishes to the efficiency of work when influencing polishing leads to the loaded down with trivial details of the process of polishing simultaneously, and is comparatively troublesome during the application.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides new material production equipment, which solves the problems that the position of the existing aluminum alloy casting cannot be adjusted according to the size of the aluminum alloy casting during the polishing process, so that the aluminum alloy casting is clamped and fixed, the polishing is uneven during polishing, the polishing is damaged seriously, and the use is very inconvenient; the aluminum alloy casting is when the in-process of polishing, can't realize rotatory effect of polishing behind the centre gripping, and the single face can after polishing, needs carry out the turn-over centre gripping with the aluminum alloy casting, then polishes to the efficiency of work when influencing polishing leads to the loaded down with trivial details of the process of polishing simultaneously, comparatively troublesome problem during the application.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a new material production facility, includes workstation, supporting baseplate and braced frame, the rack is connected through the welded mode in braced frame's inside, braced frame's inside is equipped with the second fixed block, the second fixed block is the symmetric distribution form, the inboard of second fixed block is equipped with the second bracing piece, the outside fixed connection grip block of second bracing piece, the outside of second fixed block is equipped with the removal handle, it distributes in braced frame's the outside to remove the handle, the outer wall of second fixed block is equipped with the second rotation axis, the outer wall of second rotation axis is equipped with the gear, gear connection is at the outer wall of rack.
Preferably, the upper end fixed connection supporting baseplate of workstation, the upper end of supporting baseplate is equipped with the internal thread seat, threaded connection lead screw is passed through to the inside of internal thread seat, the left side fixed connection braced frame of lead screw, braced frame's left side is equipped with first fixed block, the left side of first fixed block is equipped with rotatory handle.
Preferably, the outer wall of the supporting frame is provided with a fixing groove, an inserting block is arranged inside the fixing groove, and the outer wall of the inserting block is fixedly connected with the clamping handle.
Preferably, the clamping blocks are symmetrically distributed, and the clamping blocks are U-shaped.
Preferably, the top of workstation is equipped with the supporting shoe, the inner wall of supporting shoe is equipped with first rotation axis, the outer wall of first rotation axis is equipped with first bracing piece, the right side fixed connection motor of first bracing piece outer wall.
Preferably, the inner wall of the first supporting rod is provided with a polishing disc, and the right side of the outer wall of the first supporting rod is provided with a polishing handle.
Preferably, the bottom of the workbench is connected with a supporting base in a welding mode, and the supporting base is symmetrically distributed.
(III) advantageous effects
The invention provides a new material production device. The method has the following beneficial effects:
(1) the novel material production equipment has the advantages that the clamping block is arranged in the supporting frame, an aluminum alloy casting to be polished can be clamped in the clamping block, the aluminum alloy casting is more stably fixed in the clamping block through bidirectional clamping, the problem that the aluminum alloy casting is not uniformly polished during traditional polishing and is seriously damaged during polishing is solved, the movable handle is arranged, the left and right positions of the clamping block in the aluminum alloy casting can be adjusted according to the size of the aluminum alloy casting, the gear arranged in the aluminum alloy casting can be rolled and conveyed on the outer wall of the rack during adjustment, so that the clamping block can be assisted to clamp, the clamped aluminum alloy casting can be more stably polished in the process, the inserted blocks are inserted into the fixed groove, the inserted blocks are distributed around the gear, the gear is fixed in the rack through the inserted blocks, and the gear is fixed in the process without adjustment, the insertion block can be conveniently inserted and taken by utilizing the clamping handle, so that the flexibility in use is greatly improved, and the application is convenient;
(2) this new material production facility, braced frame through the upper end at the workstation distributes, this braced frame's the outside is equipped with the lead screw, the inside of screw seat is transmitted including this lead screw can, this aluminum alloy casting centre gripping is in braced frame's inside, can rotate according to the propelling auxiliary stay frame of lead screw, thereby the aluminum alloy casting of centre gripping can carry out the rotatory polishing, better solution the single face back of polishing, need carry out the turn-ups centre gripping with the aluminum alloy casting, then polish again, thereby the problem of the efficiency of work when the influence is polished, simultaneously also can assist the braced frame to carry out the removal of front and back position, thereby the work of polishing that carries on that more convenient, it is very convenient during the use.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic view of the overall structure of the support frame of the present invention;
FIG. 3 is an enlarged schematic view of a portion A of FIG. 1;
FIG. 4 is an enlarged schematic view of the portion B of FIG. 1 according to the present invention.
In the drawing, a workbench-1, a supporting base-2, a supporting block-3, a first supporting rod-4, a first rotating shaft-5, a polishing handle-6, a polishing disc-7, a motor-8, a supporting bottom plate-9, a supporting frame-10, a clamping block-11, a moving handle-12, a rotating handle-13, an internal thread seat-14, a screw rod-15, a second supporting rod-16, a first fixing block-17, a fixing groove-18, a rack-19, a gear-20, a second rotating shaft-21, an inserting block-22, a clamping handle-23 and a second fixing block-24.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: the utility model provides a new material production facility, includes workstation 1, supporting baseplate 9 and braced frame 10, rack 19 is connected through the welded mode in braced frame 10's inside, braced frame 10's inside is equipped with second fixed block 24, second fixed block 24 is the symmetric distribution form, second fixed block 24's inboard is equipped with second bracing piece 16, the outside fixed connection grip block 11 of second bracing piece 16 can be with the aluminium alloy casting centre gripping that needs to polish in the inside of grip block, better solution traditional can appear polishing inhomogeneous phenomenon when polishing, can appear polishing the problem of damage when serious, the outside of second fixed block 24 is equipped with removal handle 12, removal handle 12 that is equipped with can be according to the supplementary inside grip block 11 of size of aluminium alloy casting carry out the regulation of position about, removal handle 12 distributes in braced frame 10's the outside, the outer wall of second fixed block 24 is equipped with second rotation axis 21, the outer wall of second rotation axis 21 is equipped with gear 20, gear 20 connects the outer wall at rack 19, and gear 20 that inside was equipped with will roll the conveying on rack 19's outer wall during the regulation to supplementary grip block 11 carries out the centre gripping, makes the aluminum alloy casting of centre gripping can be more stable at the in-process of polishing, and is comparatively convenient during the application.
The upper end of the workbench 1 is fixedly connected with a supporting bottom plate 9, the upper end of the supporting bottom plate 9 is provided with an internal thread seat 14, the inside of the internal thread seat 14 is connected with a screw rod 15 through threads, the lead screw 15 can be transmitted inside the internal thread seat 14, the left side of the lead screw 15 is fixedly connected with the supporting frame 10, the aluminum alloy casting is clamped inside the supporting frame 10 and can assist the supporting frame 10 to rotate according to the pushing of the screw rod 15, so that the clamped aluminum alloy casting can be rotationally polished, the left side of the supporting frame 10 is provided with a first fixing block 17, the left side of first fixed block 17 is equipped with rotatory handle 13, utilizes rotatory handle 13 auxiliary stay frame 10 to rotate and impel work, better solution the single face can after polishing, need carry out the turn-over centre gripping with the aluminum alloy casting, then polish to the problem of the efficiency of work when influencing polishing.
Fixed slot 18 is seted up to braced frame 10's outer wall, the inside of fixed slot 18 is equipped with inserted block 22, the outer wall fixed connection centre gripping handle 23 of inserted block 22, rethread inserted block 22 inserts in the inside of fixed slot 18, and inserted block 22 distributes around gear 20, fixes gear 20 in the inside of rack 19 through inserted block 22, fixes gear 20 at the in-process that does not need to adjust, utilizes the convenience of centre gripping handle 23 to insert and take inserted block 22 to great promotion flexibility when using.
The clamping blocks 11 are symmetrically distributed, the clamping blocks 11 are U-shaped, and the aluminum alloy castings are stably fixed in the clamping blocks in a two-way clamping mode.
The top of workstation 1 is equipped with supporting shoe 3, the inner wall of supporting shoe 3 is equipped with first rotation axis 5, the outer wall of first rotation axis 5 is equipped with first bracing piece 4, the right side fixed connection motor 8 of the 4 outer walls of first bracing piece can carry out the rotation regulation of high position with first bracing piece 4 accessible first rotation axis 5 for the more stable of work of polishing.
The inner wall of the first supporting rod 4 is provided with a polishing disc 7, the right side of the outer wall of the first supporting rod 4 is provided with a polishing handle 6, and the polishing disc 7 is pressed through the polishing handle 6 so as to assist the polishing disc 7 in polishing.
The bottom of the workbench 1 is connected with the supporting base 2 in a welding mode, the supporting base 2 is in a symmetrical distribution mode, and the supporting base 2 can play a supporting role along with the continuous increase of the service time, so that the polishing work is more stable.
The working principle is as follows: when the aluminum alloy casting polishing equipment is used, an aluminum alloy casting to be polished is clamped in the clamping block 11, then the left and right positions of the clamping block 11 in the aluminum alloy casting can be adjusted in an auxiliary mode according to the size of the aluminum alloy casting, the gear 20 arranged in the aluminum alloy casting during adjustment is transmitted on the outer wall of the rack 19 in a rolling mode so as to assist the clamping block 11 to clamp, the clamped aluminum alloy casting can be more stable during polishing, then the inserting block 22 is inserted into the fixing groove 18, the inserting block 22 is distributed around the gear 20, the gear 20 is fixed in the rack 19 through the inserting block 22, the gear 20 is fixed in the process that adjustment is not needed, then an operator utilizes the polishing handle 6 to drive the polishing disc 7 to drive the first supporting rod 4 to be pressed to the bottom through the first rotating shaft 5, and then the aluminum alloy casting is polished, then can rotate according to screw 15's propulsion auxiliary stay frame 10 to the aluminum alloy foundry goods that the centre gripping can carry out rotatory polishing, so that polish to the aluminum alloy foundry goods of reverse side, then need not dismantle it again fixedly, very convenient during the use, thereby great promotion the flexibility when using, easy operation.
The invention relates to a worktable 1, a supporting base 2, a supporting block 3, a first supporting rod 4, a first rotating shaft 5, a grinding handle 6, a grinding disc 7, a motor 8, a supporting bottom plate 9, a supporting frame 10, a clamping block 11, a moving handle 12, a rotating handle 13, an internal thread seat 14, a screw rod 15, a second supporting rod 16, a first fixing block 17, a fixing groove 18, a rack 19, a gear 20, a second rotating shaft 21, an inserting block 22, a clamping handle 23 and a second fixing block 24, which are all universal standard parts or parts known by technicians in the field, and the structure and principle of the parts are all known by technicians in the field through technical manuals or conventional experimental methods, and the invention solves the problem that the position of an aluminum alloy casting cannot be adjusted according to the size of the aluminum alloy casting during grinding, so that clamping and grinding are fixed, and uneven phenomenon can occur during grinding, the problem of polishing damage can occur in serious cases, and the use is very inconvenient; when the aluminum alloy casting is polished, the rotary polishing effect cannot be realized after clamping, after single-side polishing, the aluminum alloy casting needs to be turned over and clamped, then polishing is carried out, so that the working efficiency during polishing is influenced, meanwhile, the polishing process is complicated, and the application is troublesome, the invention can assist the left and right position adjustment of the clamping block 11 in the aluminum alloy casting according to the size of the aluminum alloy casting through the mutual combination of the parts, the gear 20 arranged in the aluminum alloy casting during adjustment is rolled and transmitted on the outer wall of the rack 19 so as to assist the clamping block 11 to clamp, so that the clamped aluminum alloy casting can be more stable during polishing, the clamped aluminum alloy casting is inserted into the fixing groove 18 through the inserting blocks 22, the inserting blocks 22 are distributed around the gear 20, the gear 20 is fixed in the rack 19 through the inserting blocks 22, and the gear 20 is fixed in the process without adjustment, this lead screw 15 can transmit in the inside of internal thread seat 14, and this aluminum alloy casting centre gripping can rotate according to screw 15's propulsion auxiliary stay frame 10 in braced frame 10's inside to the aluminum alloy casting of centre gripping can carry out rotatory polishing, better solution the single face can after polishing, need carry out the turn-over centre gripping with the aluminum alloy casting, then polish again, thereby the problem of the efficiency of work when the influence is polished.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. A new material production facility which characterized in that: including workstation (1), supporting baseplate (9) and braced frame (10), rack (19) is connected through the welded mode to the inside of braced frame (10), the inside of braced frame (10) is equipped with second fixed block (24), second fixed block (24) are the symmetric distribution form, the inboard of second fixed block (24) is equipped with second bracing piece (16), outside fixed connection grip block (11) of second bracing piece (16), the outside of second fixed block (24) is equipped with removal handle (12), remove handle (12) and distribute in the outside of braced frame (10), the outer wall of second fixed block (24) is equipped with second rotation axis (21), the outer wall of second rotation axis (21) is equipped with gear (20), the outer wall at rack (19) is connected in gear (20).
2. A new material production plant according to claim 1, characterized in that: the upper end fixed connection supporting baseplate (9) of workstation (1), the upper end of supporting baseplate (9) is equipped with internal thread seat (14), threaded connection lead screw (15) are passed through to the inside of internal thread seat (14), left side fixed connection braced frame (10) of lead screw (15), the left side of braced frame (10) is equipped with first fixed block (17), the left side of first fixed block (17) is equipped with rotatory handle (13).
3. A new material production plant according to claim 1, characterized in that: the outer wall of the supporting frame (10) is provided with a fixing groove (18), an inserting block (22) is arranged inside the fixing groove (18), and the outer wall of the inserting block (22) is fixedly connected with a clamping handle (23).
4. A new material production plant according to claim 1, characterized in that: the clamping blocks (11) are symmetrically distributed, and the clamping blocks (11) are U-shaped.
5. A new material production plant according to claim 1, characterized in that: the top of workstation (1) is equipped with supporting shoe (3), the inner wall of supporting shoe (3) is equipped with first rotation axis (5), the outer wall of first rotation axis (5) is equipped with first bracing piece (4), right side fixed connection motor (8) of first bracing piece (4) outer wall.
6. A new material production plant according to claim 5, characterized in that: the inner wall of first bracing piece (4) is equipped with grinds dish (7), the right side of first bracing piece (4) outer wall is equipped with handle (6) of polishing.
7. A new material production plant according to claim 1, characterized in that: the bottom of the workbench (1) is connected with the supporting base (2) in a welding mode, and the supporting base (2) is symmetrically distributed.
CN202110604563.1A 2021-05-31 2021-05-31 New material production facility Pending CN113500497A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110604563.1A CN113500497A (en) 2021-05-31 2021-05-31 New material production facility

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110604563.1A CN113500497A (en) 2021-05-31 2021-05-31 New material production facility

Publications (1)

Publication Number Publication Date
CN113500497A true CN113500497A (en) 2021-10-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110604563.1A Pending CN113500497A (en) 2021-05-31 2021-05-31 New material production facility

Country Status (1)

Country Link
CN (1) CN113500497A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108747767A (en) * 2018-06-25 2018-11-06 东台耀强机械制造有限公司 A kind of multi-function steel structure processing equipment
CN109531378A (en) * 2018-12-14 2019-03-29 赣州市南康区万家源家具有限公司 A kind of plate burnishing device
CN110026852A (en) * 2019-05-08 2019-07-19 江西亦成光电科技有限公司 A kind of efficient burnishing device of optical element production
CN110142678A (en) * 2019-06-19 2019-08-20 蒋艳红 A kind of convertible metal plate polishing derusting device
US10493618B1 (en) * 2018-11-20 2019-12-03 Jiangsu Fine Storage Information Technology Co., Ltd. Multi-axis mechanical gripper with symmetrically fixed pair of racks
CN111673550A (en) * 2020-07-02 2020-09-18 山东立连智能设备有限公司 Automatic turnover type knife sharpener
CN112207666A (en) * 2020-10-17 2021-01-12 南京众荣环保技术开发有限公司 Environment-friendly sewage filters grid board shaping surface treatment equipment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108747767A (en) * 2018-06-25 2018-11-06 东台耀强机械制造有限公司 A kind of multi-function steel structure processing equipment
US10493618B1 (en) * 2018-11-20 2019-12-03 Jiangsu Fine Storage Information Technology Co., Ltd. Multi-axis mechanical gripper with symmetrically fixed pair of racks
CN109531378A (en) * 2018-12-14 2019-03-29 赣州市南康区万家源家具有限公司 A kind of plate burnishing device
CN110026852A (en) * 2019-05-08 2019-07-19 江西亦成光电科技有限公司 A kind of efficient burnishing device of optical element production
CN110142678A (en) * 2019-06-19 2019-08-20 蒋艳红 A kind of convertible metal plate polishing derusting device
CN111673550A (en) * 2020-07-02 2020-09-18 山东立连智能设备有限公司 Automatic turnover type knife sharpener
CN112207666A (en) * 2020-10-17 2021-01-12 南京众荣环保技术开发有限公司 Environment-friendly sewage filters grid board shaping surface treatment equipment

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