CN115592524B - Multi-head abrasive belt automatic grinding machine - Google Patents

Multi-head abrasive belt automatic grinding machine Download PDF

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Publication number
CN115592524B
CN115592524B CN202211010556.XA CN202211010556A CN115592524B CN 115592524 B CN115592524 B CN 115592524B CN 202211010556 A CN202211010556 A CN 202211010556A CN 115592524 B CN115592524 B CN 115592524B
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CN
China
Prior art keywords
plate
grinding
adjusting
feeding
driven wheel
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Active
Application number
CN202211010556.XA
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Chinese (zh)
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CN115592524A (en
Inventor
金子豪
高进波
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.)
Hangzhou Shunhao Metalwork Co ltd
Original Assignee
Hangzhou Shunhao Metalwork 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.)
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Publication date
Application filed by Hangzhou Shunhao Metalwork Co ltd filed Critical Hangzhou Shunhao Metalwork Co ltd
Priority to CN202211010556.XA priority Critical patent/CN115592524B/en
Publication of CN115592524A publication Critical patent/CN115592524A/en
Application granted granted Critical
Publication of CN115592524B publication Critical patent/CN115592524B/en
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    • 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
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/008—Machines comprising two or more tools or having several working posts
    • 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
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/002—Machines or devices using grinding or polishing belts; Accessories therefor for grinding edges or bevels
    • 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
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/18—Accessories
    • 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
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/18—Accessories
    • B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
    • 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
    • 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 an automatic multi-head abrasive belt grinding machine, which comprises a fixed seat and a grinding mechanism arranged on the fixed seat; the automatic grinding machine is characterized in that an automatic grinding mechanism, a lifting assembly connected with the grinding mechanism, a control box connected with the automatic grinding mechanism and the grinding mechanism and a control panel connected with the control box are arranged on the fixed seat; the polishing mechanism comprises a coarse polishing device and a fine polishing device; the automatic grinding mechanism comprises a feeding base, a feeding plate slidably mounted on the feeding base, a rodless cylinder connected with the feeding plate and a clamping assembly mounted on the feeding plate. According to the invention, the automatic grinding mechanism is controlled to move through the control panel to replace manual driving of the product for grinding, so that the grinding quality and efficiency are improved, and the labor intensity of workers is reduced; the coarse polishing device and the fine polishing device are driven to adjust the height through the lifting assembly, so that products with different heights can be polished conveniently, and the polishing precision can be adjusted.

Description

Multi-head abrasive belt automatic grinding machine
Technical Field
The invention relates to the technical field of grinding machines, in particular to an automatic multi-head abrasive belt grinding machine.
Background
The abrasive band that the abrasive band of utilizing to install on the abrasive band is ground the burr of product opening part widely used in each field, guarantee product open-ended slick and sly, but among the prior art, instrument shell, barrel-shaped casing such as pressure watchcase mostly adopt the manual work to take the work piece to grind on the abrasive band, adopt this processing mode to lead to the opening of work piece to produce deformation or unevenness easily, thereby the quality of product grinding has been reduced, workman's intensity of labour has also been improved simultaneously, need the workman of having technology just can process, abrasive band on the abrasive band only one type moreover, need multiple equipment to cooperate the use when coarse grinding and fine grinding, the time of grinding has been increased. For this purpose, a multi-head abrasive belt automatic grinding machine is provided.
Disclosure of Invention
The invention aims to solve the problems and provides an automatic multi-head abrasive belt grinding machine.
In order to achieve the above purpose, the present invention provides the following technical solutions: an automatic multi-head abrasive belt grinding machine comprises a fixed seat and a grinding mechanism arranged on the fixed seat; the automatic grinding machine is characterized in that an automatic grinding mechanism, a lifting assembly connected with the grinding mechanism, a control box connected with the automatic grinding mechanism and the grinding mechanism and a control panel connected with the control box are arranged on the fixed seat; the polishing mechanism comprises a coarse polishing device and a fine polishing device; the automatic grinding mechanism comprises a feeding base, a feeding plate slidably mounted on the feeding base, a rodless cylinder connected with the feeding plate and a clamping assembly mounted on the feeding plate.
Preferably, the coarse polishing device and the fine polishing device are both arranged on the fixed seat through the lifting component; the lifting assembly comprises a lifting base arranged on the fixing base, a screw rod arranged on the lifting base, a nut seat arranged on the screw rod and an adjusting plate connected with the nut seat.
Preferably, the lifting base is provided with a dovetail guide boss; the adjusting plate is provided with a dovetail guide groove matched with the dovetail guide boss; an adjusting hand wheel is also arranged on the screw rod; the coarse grinding device and the fine grinding device are arranged on an adjusting plate on the lifting assembly.
Preferably, the coarse polishing device and the fine polishing device comprise motors arranged on the adjusting plates, fixed plates arranged on the motors and driving wheels connected with the motors; the driven wheel fixing plate and the polishing pressing plate are arranged on the fixing plate; the driven wheel fixing plate is provided with a driven rotating shaft; the driven rotating shaft is provided with a driven wheel; and the driving wheel and the driven wheel are respectively provided with coarse polishing sand paper and fine polishing sand paper.
Preferably, the device is characterized by further comprising an adjusting device which is arranged on the fixed plate and used for adjusting the distance between the driven rotating shafts; the adjusting device comprises a damper arranged between the driven wheel fixing plate and the fixing plate and an adjusting screw which is adjustably arranged on the driven wheel fixing plate.
Preferably, the driven wheel fixing plate is provided with an adjusting groove: a fixed pin is arranged between the driven wheel fixing plate and the driven rotating shaft; the fixed pin is fixed on the driven wheel fixed plate through a spring clip.
Preferably, the clamping assembly comprises a clamping cylinder arranged on the feeding plate and a product fixing seat arranged on the clamping cylinder.
The invention has the beneficial effects that: the automatic grinding mechanism is controlled to move through the control panel to replace manual driving products to grind, so that the grinding quality and efficiency are improved, and the labor intensity of workers is reduced;
the coarse polishing device and the fine polishing device are driven to adjust the height through the lifting assembly, so that products with different heights can be polished conveniently, and the polishing precision can be adjusted;
the product is fixed on the feeding plate by utilizing the clamping component, so that the product is convenient to fix.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the lifting assembly of the present invention.
Fig. 3 is a schematic view of a part of the structure of the lifting assembly of the present invention.
Fig. 4 is a schematic structural view of the rough grinding apparatus according to the present invention.
Fig. 5 is a schematic view of the structure of the fine grinding apparatus of the invention.
Fig. 6 is a schematic structural view of the automatic grinding mechanism of the present invention.
Fig. 7 is a schematic partial structure of the automatic grinding mechanism of the present invention.
Fig. 8 is a schematic structural view of embodiment 2 of the present invention.
Fig. 9 is an enlarged view of a portion of fig. 8 a in accordance with the present invention.
Legend description: 1, fixing a seat; 2, a polishing mechanism; 201 coarse grinding device; 202 fine grinding device; 203 motors; 204 a fixing plate; 205 driving wheels; 206 driven wheel; 207 polishing the pressing plate; 208 coarse grinding sheets; 209 fine grinding the sheet; 210 driven wheel securing plate; 211 adjusting means; 212 a damper; 213 adjusting the screw; 214 an adjustment slot; 215 fixing pins; 216 driven shaft; 3, an automatic grinding mechanism; 301 a feeding base; 302 a feeding plate; 303 rodless cylinder; 304 a clamping component; 305 guide bosses; 306 a stop; 307 inductor; 308 guide grooves; 309 clamping cylinder; 310 product holders; 4, lifting components; 401 lifting the base; 402 screw rods; 403 a nut seat; 404 an adjustment plate; 405 dovetail guide bosses; 406 dovetail guide slots; 407 an adjusting hand wheel; 5, a control box; 501 control panel.
Detailed Description
The invention further provides a multi-head abrasive belt automatic grinding machine with the accompanying drawings.
Example 1:
referring to fig. 1, the multi-head abrasive belt automatic grinding machine in the embodiment comprises a fixed seat 1 and a grinding mechanism 2 arranged on the fixed seat 1; the automatic grinding machine is characterized in that an automatic grinding mechanism 3, a lifting assembly 4 connected with a grinding mechanism 2, a control box 5 connected with the automatic grinding mechanism 3 and the grinding mechanism 2 and a control panel 501 connected with the control box 5 are arranged on the fixed seat 1; the polishing mechanism 2 comprises a coarse polishing device 201 and a fine polishing device 202; the automatic grinding mechanism 3 comprises a feeding base 301, a feeding plate 302 slidably mounted on the feeding base 301, a rodless cylinder 303 connected with the feeding plate 302 and a clamping assembly 304 mounted on the feeding plate 301; the automatic grinding mechanism 3 is controlled to move through the control panel 501 to replace manual driving products to grind, so that the grinding quality and efficiency are improved, and the labor intensity of workers is reduced; the coarse polishing device 201 and the fine polishing device 202 are driven to adjust the height through the lifting assembly 4, so that products with different heights can be polished conveniently, and the polishing precision can be adjusted; the clamping assembly 304 is utilized to fix the product on the feeding plate 302, so that the product is convenient to fix; the rodless air cylinder 303 drives the feeding plate 302 to move along the feeding base 301, the feeding plate 302 drives the clamping assembly 304 to move, and automatic polishing of products is replaced by manual work, so that polishing quality and efficiency are improved, and labor intensity of workers is reduced.
Referring to fig. 1-3, the coarse polishing device 201 and the fine polishing device 202 are both installed on the fixed seat 1 through the lifting assembly 4; the lifting assembly 4 comprises a lifting base 401 arranged on the fixed seat 1, a screw rod 402 arranged on the lifting base 401, a nut seat 403 arranged on the screw rod 402 and an adjusting plate 404 connected with the nut seat 403; a dovetail guide boss 405 is arranged on the lifting base 401; the adjusting plate 404 is provided with a dovetail guide groove 406 which is matched with the dovetail guide boss 405; an adjusting hand wheel 407 is also arranged on the screw rod 402; the coarse grinding device 201 and the fine grinding device 202 are mounted on an adjusting plate 404 on the lifting assembly 4; through rotatory adjusting handle 407, adjusting handle 407 drives lead screw 402 and rotates, and lead screw 402 drives nut seat 403 and moves, and nut seat 403 transfers regulating plate 404 and moves along forked tail guide boss 405, and regulating plate 404 drives thick grinding device 201 and thin grinding device 20 and adjusts from top to bottom along forked tail guide boss to be convenient for to thick grinding device 201 and thin grinding device 20's regulation.
Referring to fig. 1-5, the coarse polishing device 201 and the fine polishing device 202 each include a motor 203 mounted on an adjusting plate 404, a fixed plate 204 mounted on the motor 203, and a driving wheel 205 connected to the motor 203; the fixed plate 204 is provided with a driven wheel fixed plate 210 and a polishing pressing plate 207; the driven wheel fixing plate 210 is provided with a driven rotating shaft 216; the driven rotating shaft 216 is provided with a driven wheel 206; a bearing is arranged between the driven rotating shaft 216 and the driven wheel 206; coarse sanding sand paper 208 and fine sanding sand paper 209 are respectively arranged on the driving wheel 205 and the driven wheel 206; the motor 203 drives the driving wheel 205 to rotate, the driving wheel 205 drives the coarse polishing sand paper 208 or the fine polishing sand paper 209 to move, and the coarse polishing sand paper 208 or the fine polishing sand paper 209 drives the driven wheel 206 to rotate so as to carry out coarse polishing and fine polishing on the product, thereby improving the polishing quality and polishing efficiency of the product; by supporting the coarse sanding sand paper 208 and the fine sanding sand paper 209 by the sanding platen 207, when the product passes through the coarse sanding sand paper 208 and the fine sanding sand paper 209, the coarse sanding sand paper 208 and the fine sanding sand paper 209 are completely attached to the product, thereby improving the sanding quality.
Referring to fig. 1-7, the feeding base 301 is provided with a guiding boss 305, a stopper 306 and an inductor 307; the sensor 307 is connected with the control box 5; the feeding plate 302 is provided with a guide groove 308 matched with the guide boss 305; the clamping assembly 304 is mounted on the feeding plate 302 through screws; the clamping assembly 304 comprises a clamping cylinder 309 mounted on the feeding plate 302 through screws and a product fixing seat 310 mounted on the clamping cylinder 309 through screws; the clamping cylinder 309 drives the product fixing seat 310 to move to fix the product, so that the product is convenient to fix; the stop blocks 306 are arranged at the two ends of the feeding base 301 to limit the sliding of the feeding plate 302, so that the limiting of the feeding plate 302 is facilitated; the guide of the feeding plate 302 is facilitated by utilizing the guide groove 308 on the feeding plate 302 to be matched with the guide boss 305 and slide along the guide boss 305.
In the working process of the invention, firstly, the adjusting hand wheel 407 is rotated to drive the screw rod 402 to rotate, the screw rod 402 drives the nut seat 403 to move, the nut seat 403 drives the adjusting plate 404 to move along the dovetail guide boss 405, the adjusting plate 404 drives the rough polishing device 201 and the fine polishing device 20 to adjust up and down along the dovetail guide boss 405 according to the height or polishing precision of cylindrical shells such as instrument shells, pressure shells and the like, then the cylindrical shells such as instrument shells, pressure shells and the like to be polished are placed on the product fixing seat 310, a button for controlling the clamping cylinder 309 on the control panel 501 is pressed, the clamping cylinder 309 controls the product fixing seat 310 to fix the cylindrical shells such as the instrument shells, the pressure shells and the like, then the control cabinet 5 controls the motors 203 on the rough polishing device 201 and the fine polishing device 202 to work respectively, the motor 203 drives the driving wheel 205 to rotate, the driving wheel 205 drives the coarse polishing sheet 208 and the fine polishing sheet 209 to move respectively, the coarse polishing abrasive paper 208 and the fine polishing abrasive paper 209 drive the driven wheel 206 to rotate respectively, then the control panel 501 presses a button for controlling the rodless cylinder 303 to advance, the rodless cylinder 303 drives the feeding plate 302 to move along the feeding base 301, the feeding plate 302 drives the clamping cylinder 309 and the product to be polished to move along the guide boss 305, the product moves to the coarse polishing abrasive paper 208 and the fine polishing abrasive paper 209 respectively, the coarse polishing abrasive paper 208 and the fine polishing abrasive paper 209 polish the product until the feeding plate 302 moves to the stop block 306 on the feeding base 301, then the control panel 501 presses a button for controlling the rodless cylinder 302 to return, the rodless cylinder 303 drives the feeding plate 302, the clamping cylinder 309 arranged on the feeding plate 302 and the product to move back to the stop block 306 at the other end of the feeding base 301 along the guide boss 305, then a button for controlling the clamping cylinder 309 to loosen is pressed on the control panel 501, the clamping cylinder 309 controls the product fixing seat 310 to loosen the cylindrical shells such as the instrument shell, the pressure shell and the like, then the cylindrical shells such as the instrument shell, the pressure shell and the like which need to be polished are replaced with new ones, and polishing is performed according to the previous steps.
Example 2:
referring to fig. 8-9, compared with embodiment 1, the present embodiment further includes an adjusting device 211 mounted on the fixed plate 204 for adjusting the distance between the driven shafts 213; the adjusting device 211 includes a damper 212 installed between the driven wheel fixing plate 210 and the fixing plate 204, and an adjusting screw 213 adjustably installed on the driven wheel fixing plate 210; the driven wheel fixing plate 210 is provided with an adjusting groove 214: a fixing pin 215 is installed between the driven wheel fixing plate 210 and the driven rotating shaft 206; the fixing pin 215 is fixed on the driven wheel fixing plate 210 through a spring clip; the adjustment screw 212 is rotated to adjust the driven wheel along the fixed pin from the driven rotating shaft 213, so that the driven wheel is adjusted, and the tightness of the coarse sand paper 208 and the fine sand paper 209 is adjusted, so that the tightness of the coarse sand paper 208 and the fine sand paper 209 is adjusted in a small range; by adjusting the driven wheel securing plate 210 plate, the damper 212 extends or contracts depending on the distance adjusted, thereby substantially adjusting the driven wheel 206.
The above embodiments are illustrative of the present invention, and not limiting, and any simple modifications of the present invention fall within the scope of the present invention.

Claims (7)

1. An automatic multi-head abrasive belt grinding machine comprises a fixed seat (1) and a grinding mechanism (2) arranged on the fixed seat (1); the automatic grinding machine is characterized in that an automatic grinding mechanism (3), a lifting assembly (4) connected with the grinding mechanism (2), a control box (5) connected with the automatic grinding mechanism (3) and the grinding mechanism (2) and a control panel (501) connected with the control box (5) are arranged on the fixed seat (1); the polishing mechanism (2) comprises a coarse polishing device (201) and a fine polishing device (202); the automatic grinding mechanism (3) comprises a feeding base (301), a feeding plate (302) which is slidably arranged on the feeding base (301), a rodless cylinder (303) which is connected with the feeding plate (302) and a clamping component (304) which is arranged on the feeding plate (302); the lifting assembly (4) comprises a lifting base (401) arranged on the fixed seat (1), a screw rod (402) arranged on the lifting base (401), a nut seat (403) arranged on the screw rod (402) and an adjusting plate (404) connected with the nut seat (403); the coarse grinding device (201) and the fine grinding device (202) are arranged on an adjusting plate (404) on the lifting assembly (4); the rough grinding device (201) and the fine grinding device (202) comprise a motor (203) arranged on an adjusting plate (404), a fixed plate (204) arranged on the motor (203) and a driving wheel (205) connected with the motor (203); the fixed plate (204) is provided with a driven wheel fixed plate (210) and a polishing pressing plate (207); the driven wheel fixing plate (210) is provided with a driven rotating shaft (216); an adjusting device (211) which is arranged on the fixed plate (204) and is used for adjusting the distance of the driven rotating shaft (216); the adjusting device (211) comprises a damper (212) arranged between the driven wheel fixing plate (210) and the fixing plate (204) and an adjusting screw (213) which is adjustably arranged on the driven wheel fixing plate (210).
2. The multi-head abrasive belt automatic sanding machine as claimed in claim 1, wherein: the coarse grinding device (201) and the fine grinding device (202) are arranged on the fixed seat (1) through the lifting component (4).
3. The multi-head abrasive belt automatic sanding machine as claimed in claim 1, wherein: a dovetail guide boss (405) is arranged on the lifting base (401); the adjusting plate (404) is provided with a dovetail guide groove (406) which is matched with the dovetail guide boss (405); an adjusting hand wheel (407) is further arranged on the screw rod (402).
4. The multi-head abrasive belt automatic sanding machine as claimed in claim 1, wherein: the driven rotating shaft (216) is provided with a driven wheel (206); the driving wheel (205) and the driven wheel (206) are respectively provided with coarse grinding sand paper (208) and fine grinding sand paper (209).
5. The multi-head abrasive belt automatic sanding machine as claimed in claim 1, wherein: the driven wheel fixing plate (210) is provided with an adjusting groove (214): a fixed pin (215) is arranged between the driven wheel fixing plate (210) and the driven rotating shaft (216); the fixing pin (215) is fixed on the driven wheel fixing plate (210) through a spring clip.
6. The multi-head abrasive belt automatic sanding machine as claimed in claim 1, wherein: a guide boss (305) and a stop block (306) and an inductor (307) are arranged on the feeding base (301); the sensor (307) is connected with the control box (5); a guide groove (308) matched with the guide boss (305) is formed in the feeding plate (302); the clamping assembly (304) is mounted on the feeding plate (302) through screws.
7. The multi-head abrasive belt automatic sanding machine as defined in claim 6, wherein: the clamping assembly (304) comprises a clamping cylinder (309) arranged on the feeding plate (302) and a product fixing seat (310) arranged on the clamping cylinder (309).
CN202211010556.XA 2022-08-23 2022-08-23 Multi-head abrasive belt automatic grinding machine Active CN115592524B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211010556.XA CN115592524B (en) 2022-08-23 2022-08-23 Multi-head abrasive belt automatic grinding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211010556.XA CN115592524B (en) 2022-08-23 2022-08-23 Multi-head abrasive belt automatic grinding machine

Publications (2)

Publication Number Publication Date
CN115592524A CN115592524A (en) 2023-01-13
CN115592524B true CN115592524B (en) 2023-05-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211010556.XA Active CN115592524B (en) 2022-08-23 2022-08-23 Multi-head abrasive belt automatic grinding machine

Country Status (1)

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CN (1) CN115592524B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1009153A (en) * 1963-03-26 1965-11-10 Siegfried Knupfer Belt sanding machine
CN105269436B (en) * 2015-08-06 2017-11-10 阳江鸿丰实业有限公司 Abrasive belt grinding machine
CN205201280U (en) * 2015-12-04 2016-05-04 来明工业(厦门)有限公司 Picture frame burnishing machine
CN213917380U (en) * 2020-10-21 2021-08-10 南京禄宪自动化科技有限公司 Automatic frequency modulation machine for surface crystal
CN113601344A (en) * 2021-08-20 2021-11-05 付永林 Workpiece polishing equipment
CN215847461U (en) * 2021-09-02 2022-02-18 苏州美力美机械设备有限公司 Deburring machine with abrasive belt and sand blocks
CN217097096U (en) * 2022-01-21 2022-08-02 广东圆方智能装备有限公司 Watchcase numerical control abrasive band polisher

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