CN109822436B - Automatic sand changing table - Google Patents
Automatic sand changing table Download PDFInfo
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- CN109822436B CN109822436B CN201910241131.1A CN201910241131A CN109822436B CN 109822436 B CN109822436 B CN 109822436B CN 201910241131 A CN201910241131 A CN 201910241131A CN 109822436 B CN109822436 B CN 109822436B
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- 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
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an automatic sand changing table, which comprises a base, a box body, a dust cover, a sand bonding paper mechanism, a sand paper detection device, a sand paper tearing mechanism and a sand receiving box, wherein the box body is arranged on the base; the dustproof cover is connected to the top end of the box body in an openable and closable manner; the top end of the box body is provided with a sand-bonding mounting seat, and the sand paper detection device and the sand-bonding paper mechanism are respectively arranged on the sand-bonding mounting seat; the top end of the front side plate of the box body is provided with a sand pulling installation seat, and the sand pulling installation seat is positioned right in front of the sand bonding installation seat; the sand paper tearing mechanism is arranged on the sand paper tearing installation seat; the sand receiving box is detachably arranged on the front side of the sand pulling installation seat. The automatic sand changing table can synchronously perform automatic detection, automatic sand tearing and automatic sand sticking on the sand paper aiming at four polishing heads, and has high detection accuracy.
Description
Technical Field
The invention relates to an automatic sand changing table.
Background
In China, the application of the robot in the metal polishing is still in a state of just starting, the earlier companies of starting concentrate technical forces on the research and development of related matched products of polishing of hardware small pieces at present, and more common work stations are the application of the robot for clamping the hardware small pieces to a belt sander or a polishing machine for polishing. In domestic market, the demand of polishing to large-scale work piece is not inferior to the demand of hardware smalls, and the product is concentrated in fields such as auto spare and accessory parts, engineering machinery, aerospace, mould bathroom, compares in the big low profit in batches of hardware smalls, and the product added value of this kind of large-scale work piece is higher, possesses the purchasing power of the workstation of middle-high end, classifies in middle-high end customer group. For such workstations, the basic configuration is robots, sanding heads, work tables (fixed or rotary), tool changing tables for automatic switching of tools for different processes of the same kind of product or for different processes of different products, and sand changing tables for automatic replacement of sand paper for products requiring sand paper for the sanding process.
At present, the automatic sand changing platform on the market in China basically carries out automatic sand changing aiming at a single grinding head, cannot synchronously change the sand paper of a plurality of grinding heads, and also comprises three key steps of detection, tearing and sand sticking, but in the aspect of detection, the automatic sand changing platform on the market only detects whether the sand paper exists or not, but cannot detect the abrasion degree of the sand paper, and cannot carry out abrasion degree judgment, and the logic algorithm has no error proofing logic of tearing the sand sticking paper, so that the success rate of tearing the sand paper and sticking the sand paper is reduced; for automatic sand paper tearing, the principle is also to use a pneumatic pressing mode, a pressing mechanism is only in the form of a pressing block and the like, is not in the form of a pressing needle, and the angle of a sand disc and sand paper is not considered in the design process.
Moreover, the phenomenon of sticking sand paper generally exists in the sand changing table (the mechanism for automatically sticking sand paper) on the market, the situation of sticking 2-3 pieces of sand paper at a time is common, and the sand paper with a single head is stuck, so that the use requirement of customers cannot be met in terms of functions and effectiveness. Moreover, at present, the success rate of tearing sand paper by a sand paper tearing mechanism of a sand paper changing table on the surface can reach 90% and is less, and the phenomenon that sand paper is stuck and torn to influence the adhesion of old sand paper is common.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides an automatic sand changing table which can synchronously perform automatic detection, automatic sand tearing and automatic sand sticking on sand paper aiming at four polishing heads at the same time, and has high detection accuracy.
The technical scheme for achieving the purpose is as follows: an automatic trade sand platform, includes base, box, shield, bonding sand paper mechanism, abrasive paper detection device, tears abrasive paper mechanism and meets sand box, wherein:
the box body is arranged on the base;
the dustproof cover is connected to the top end of the box body in an openable and closable manner;
the top end of the box body is provided with a sand-bonding mounting seat, and the sand paper detection device and the sand-bonding paper mechanism are respectively arranged on the sand-bonding mounting seat;
the top end of the front side plate of the box body is provided with a sand pulling installation seat, and the sand pulling installation seat is positioned right in front of the sand bonding installation seat;
the sand paper tearing mechanism is arranged on the sand paper tearing installation seat;
the sand receiving box is detachably arranged on the front side of the sand pulling installation seat;
the sand-bonding paper mechanism comprises two groups of sand paper placing assemblies which are arranged in sequence, each group of sand paper placing assemblies comprises a sand paper separating mounting plate and four sand paper storage tanks, and the sand paper separating mounting plates are embedded into the top ends of the sand-bonding mounting seats; the four sand paper storage grooves are sequentially arranged on the sand paper separation mounting plate from left to right; four guide posts which are vertically arranged are uniformly distributed in each sand paper storage groove; a sand ejection plate is horizontally arranged in each sand paper storage groove, the sand ejection plate is positioned in the middle of the four guide posts, a sand discharge disc is arranged in each sand paper storage groove, and the sand discharge disc is positioned right above the corresponding sand ejection plate; the bottom of each sand paper storage groove is provided with a sand ejection cylinder; the sand ejection cylinder is connected with the corresponding sand ejection plate; the sand ejection cylinder drives the sand ejection plate to move up and down, and the sand ejection plate drives the sand discharge disc to move up and down in the middle of the four guide posts; four sand ejection cylinders corresponding to each group of sand paper placing components synchronously move;
the sand paper detection device is arranged between the two groups of sand paper placing components and comprises four groups of sensors which are sequentially arranged from left to right, and each group of sensors comprises a detection sensor and a color sensor;
the sand paper tearing mechanism comprises four sand tearing assemblies which are sequentially arranged from left to right, each sand tearing assembly comprises a mounting sealing plate, a sand tearing pressing plate, a sand tearing cylinder, a sand tearing pushing plate, a contact pin mounting block and a pressing cylinder, the mounting sealing plate is fixed on the sand tearing mounting seat, the sand tearing pressing plate is arranged at the rear upper part of the mounting sealing plate, and the sand tearing pushing plate is arranged on the mounting sealing plate; the sand pulling cylinder and the pressing cylinder are respectively fixed at the bottom of the mounting sealing plate; the sand pulling cylinder is connected with the sand pulling push plate and drives the sand pulling push plate to move back and forth; the contact pin mounting block is arranged between the mounting sealing plate and the sand pulling pressing plate and is connected with the sand pulling pushing plate; the front end of the contact pin mounting block is provided with a plurality of contact pins side by side, and the front ends of the contact pins are conical; the pressing cylinder is connected with the contact pin mounting block and drives the contact pin mounting block to move up and down; the sand tearing cylinders of the four sand tearing assemblies synchronously move; and the compression cylinders of the four sand tearing assemblies synchronously move.
The automatic sand changing table is characterized in that the same-mesh back-surface sand paper is placed in the four sand paper storage grooves of each sand paper placing assembly;
and the number of the sand paper placed in the four sand paper storage grooves of one group of sand paper placing components is different from the number of the sand paper placed in the four sand paper storage grooves of the other group of sand paper placing components.
The automatic sand changing table is characterized in that a throttle valve is arranged on the sand pulling cylinder.
The automatic sand changing table is characterized in that handles are respectively arranged on the left side and the right side of the sand receiving box.
The automatic sand changing table is characterized in that a magnetic valve mounting seat is arranged in the base, and an electromagnetic valve group is arranged on the magnetic valve mounting seat.
The automatic sand changing table is characterized in that all sand pushing cylinders of the sand bonding paper mechanism are located in the box body, and a side-by-side door is arranged on the front side of the box body.
The automatic sand changing table is characterized in that the rear end of the dust cover is connected to the rear portion of the top end of the box body through a hinge, a flip cylinder is arranged in the box body, and an output shaft of the flip cylinder is connected with the dust cover through a fish-eye joint and a locking nut.
The automatic sand changing table can synchronously perform automatic detection, automatic sand tearing and automatic sand sticking on the sand paper aiming at four polishing heads, and has high detection accuracy.
Drawings
FIG. 1 is a perspective view of an automatic sand changing station according to the present invention;
FIG. 2 is a top view of the automated sand changing station of the present invention;
FIG. 2a is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 2B is an enlarged view of part B of FIG. 2;
FIG. 2C is an enlarged view of part C of FIG. 2;
FIG. 3 is a top view of the sandpaper tearing mechanism of the automatic sand changing table of the present invention;
FIG. 3a is a bottom view of the sandpaper tearing mechanism of the automatic changing station of the present invention;
FIG. 3b is a side view of a sandpaper tearing mechanism of the automatic changing station of the present invention;
FIG. 3c is a schematic illustration of a single sand tearing assembly of a sand paper tearing mechanism of the automatic sand changing station of the present invention;
FIG. 4 is a view showing the state of use of the automatic sand changing table of the present invention when the sand paper is torn
Fig. 5 is a view showing a state of use of the automatic sand changing table of the present invention when the sand paper is stuck.
Detailed Description
In order to enable those skilled in the art to better understand the technical scheme of the present invention, the following detailed description is provided with reference to the accompanying drawings:
referring to fig. 1 to 3c, an automatic sand changing table according to a preferred embodiment of the present invention includes a base 1, a box 2, a dust cover 3, a sand paper sticking mechanism 5, a sand paper detecting device 7, a sand paper tearing mechanism 6 and a sand receiving box 4.
The box body 2 is arranged on the base 1; a magnetic valve mounting seat 11 is arranged in the base 1, and an electromagnetic valve group 12 is arranged on the magnetic valve mounting seat 11.
The dust cover 3 is connected to the top end of the box body 2 in an openable and closable manner; the rear end of the dust cover 3 is connected to the rear part of the top end of the box body 2 through a hinge 31, a flip cylinder 34 is arranged in the box body 2, and an output shaft of the flip cylinder 34 is connected with the dust cover 3 through a fisheye joint 32 and a lock nut 33.
The top end of the box body 2 is provided with a sand-bonding mounting seat 21, and the sand paper detection device 7 and the sand-bonding paper mechanism 5 are respectively arranged on the sand-bonding mounting seat 21; the top end of the front side plate of the box body 2 is provided with a sand pulling installation seat 22, and the sand pulling installation seat 22 is positioned right in front of the sand bonding installation seat 21; the sand paper tearing mechanism 6 is arranged on the sand pulling installation seat 22.
The sand receiving box 4 is detachably arranged on the front side of the sand pulling installation seat 22; handles 41 are provided on the left and right sides of the sand receiving box 4, respectively.
The sand-bonding paper mechanism 5 comprises two groups of sand paper placing components which are arranged in sequence, each group of sand paper placing components comprises a sand paper separating mounting plate 51 and four sand paper storage grooves 52, and the sand paper separating mounting plate 51 is embedded into the top end of the sand-bonding mounting seat 21; the four sand paper storage grooves 52 are provided in order from left to right on the sand paper separation mounting plate 51; four guide posts 53 which are vertically arranged are uniformly distributed in each sand paper storage groove 52; a sand ejecting plate 55 is horizontally arranged in each sand paper storage groove 51, the sand ejecting plate 55 is positioned in the middle of the four guide posts 53, a sand placing disc 56 is arranged in each sand paper storage groove 51, and the sand placing disc 56 is positioned right above the corresponding sand ejecting plate 55; the bottom of each sand paper storage groove 51 is provided with a sand ejection cylinder 54; the sand ejection cylinder 54 is connected with a corresponding sand ejection plate 55; the sand ejection cylinder 54 drives the sand ejection plate 55 to move up and down, and the sand ejection plate 55 drives the sand discharge disc 56 to move up and down in the middle of the four guide posts 53; the four sand jacking cylinders 54 corresponding to each group of sand paper placing components synchronously move; the four sand paper storage grooves 52 of each sand paper placing component are internally provided with the back-pile sand paper with the same mesh number; and the number of the sand paper placed in the four sand paper storage grooves of one group of sand paper placing components is different from the number of the sand paper placed in the four sand paper storage grooves of the other group of sand paper placing components, so that the switching sand bonding of the sand paper with two numbers of sand paper can be realized. All sand ejection cylinders 54 of the sand bonding paper mechanism are positioned in the box body 2, and the front side of the box body 2 is provided with a split door, so that parts inside the box body 2 can be overhauled conveniently.
The sand paper detecting device 7 is arranged between the two groups of sand paper placing components, and comprises four groups of sensors which are sequentially arranged from left to right, and each group of sensors comprises a detection sensor 71 and a color sensor 72. The color sensor 72 is used to determine whether or not the coated abrasive is old or new. The detection sensor 71 is used to detect whether the sandpaper tearing mechanism 6 tears clean sandpaper.
The sand paper tearing mechanism 6 comprises four sand tearing assemblies which are sequentially arranged from left to right, each sand tearing assembly comprises a mounting sealing plate 61, a sand tearing pressing plate 62, a sand tearing cylinder 63, a sand tearing pushing plate 64, a contact pin mounting block 65 and a pressing cylinder 66, the mounting sealing plate 61 is fixed on the sand tearing mounting seat 22, the sand tearing pressing plate 62 is arranged at the rear upper part of the mounting sealing plate 61, and the sand tearing pushing plate 64 is arranged on the mounting sealing plate 61; the sand pulling cylinder 63 and the pressing cylinder 66 are respectively fixed at the bottom of the mounting sealing plate 61; the sand pulling cylinder 63 is connected with the sand pulling push plate 64, and the sand pulling cylinder 63 drives the sand pulling push plate 64 to move back and forth; the contact pin mounting block 65 is arranged between the mounting sealing plate 61 and the sand pulling pressing plate 62, and the contact pin mounting block 65 is connected with the sand pulling pushing plate 64; the front end of the pin mounting block 65 is provided with a plurality of pins 67 side by side, and the front ends of the pins 67 are conical, so that when the sand pulling cylinder 63 drives the sand pulling push plate 64 to move forwards and backwards, the pin mounting block 65 also moves forwards and backwards to drive the pins 67 to move forwards and backwards; the pressing air cylinder 66 is connected with the contact pin mounting block 65, and the pressing air cylinder 66 drives the contact pin mounting block 65 to move up and down so as to drive the contact pin 67 to move up and down; the sand tearing cylinders 63 of the four sand tearing assemblies synchronously move; the hold down cylinders 66 of the four tear sand assemblies move in synchronism. The sand pulling cylinder 63 is provided with a throttle valve 68.
When the automatic sand changing table is used, each cylinder is communicated with the robot 100, and the working flow is as follows: waiting to receive a sand paper changing signal of the robot 100, after receiving the sand paper changing signal, synchronously opening a dust cover 3 of an automatic sand paper changing platform in the running process of the robot 100, clamping four polishing heads 200 by the robot 100 to a sand paper detecting device 7 of the sand paper changing platform for sand paper detection, configuring 4 color sensors 72 according to the number of the polishing heads, having protection grades of IP67, setting different grades through a program to judge whether the sand paper on the polishing heads 200 is old or new or not, transmitting the signal to the robot 100 through bus communication to carry out the next process after judging, and automatically running the robot 100 to the next process after judging without tearing the sand paper; after judging, the sand paper is required to be replaced, the robot runs to the sand paper tearing mechanism 6 to perform the action of synchronously tearing the sand paper by 4 heads, the contact pins 67 of the four sand tearing assemblies are controlled in a linkage mode through the air cylinders, the taper of the front ends of the contact pins 67 is regulated in a non-standard mode according to the edge angle of the sand table and the fitting degree of the sand paper and the sand table magic tape, and the sand paper tearing success rate reaches 100% through repeated testing, the contact pins 67 of the four sand tearing assemblies are inserted into and pressed on the adhering surface of the sand table and the sand paper of the four sand tearing heads 200 in a one-to-one correspondence mode under the driving of the sand tearing air cylinders 63 and the pressing air cylinders 66, and the robot 100 controls the four sand polishing heads 200 to rotate clockwise slowly in the sand paper tearing process, so that the sand paper is torn off in an auxiliary mode; after the sand paper is torn off, the robot moves to the sand paper detection device 7 again to detect the sand paper, if the detection sensor 71 detects that any sand paper of the four polishing heads is not completely torn off, the process of tearing the sand paper is continuously executed, and if the detection sensor detects that all sand paper of the four polishing heads is torn off, the process of sticking the sand paper is executed; the robot 100 moves the four-head sanding head 200 to the sand-bonding paper mechanism 5, the automatic sand-bonding mechanism is composed of two groups of sand paper placing components and a pneumatic executing mechanism, the positions of the 4 sand-discharging discs of each group of sand paper placing components are designed according to the disc distance of the sand discs of the four-head sanding head, each sand-discharging disc 56 moves up and down through the sand jacking cylinder 54 and the guide post 53, when the robot moves to a sand-bonding station, namely the position of the four-head sanding head 200 perpendicular to the corresponding sand paper placing components, the sand discs of the four-head sanding head 200 are in one-to-one correspondence with the 4 sand-discharging discs 56, the distance from the sand-discharging disc position is about 5mm, the robot 100 sends a sand-bonding instruction, the sand-discharging discs 56 of the sand changing table are driven by the sand jacking cylinder 54, the 4 sand-discharging discs 56 of the corresponding group are synchronously lifted to the sand paper bonding position for sand paper bonding, after the bonding is completed, the robot 100 is moved down by a certain distance, the sand-bonding preventing sand paper mechanism is used for removing redundant sand paper, so that a plurality of sand paper bonding phenomena cannot exist, the robot 100 is moved to the detection device 7 again for detecting the positions, if the four sand heads are detected, the four sand heads are not bonded, and the four sand heads are carried out, and the procedure is carried out continuously if the four sand grinding heads are carried out.
The automatic sand changing table disclosed by the invention is an extension of a CS-CP01 sand changing table, can synchronously perform automatic detection, automatic sand tearing and automatic sand bonding of sand paper aiming at four polishing heads, has the detection accuracy of 99%, can detect the new and old sand paper and the abrasion degree, so that whether the sand paper needs to be changed or not is judged, the sand paper tearing success rate of 100% can be ensured by matching with a programming track of an ASD (automatic sand control) special robot through a specially designed pin type sand paper tearing mechanism, the sand paper tearing success rate of 90% can be reduced, the phenomenon that sand paper is stuck and torn by the sand paper tearing mechanism on the market can affect the adhesion of old sand paper is ubiquitous at present, the automatic sand changing table not only can simultaneously detect the sand paper on four sand plates, but also can ensure the sand paper tearing success rate of four sand plates at the same time, and refer to fig. 4, and the sand paper tearing operation is performed at the same time from the four polishing heads to the automatic sand changing table. After the sand paper is torn, sand paper sticking action is needed, the automatic sand changing platform supports 4-head synchronous sand paper sticking, the sand paper sticking accuracy rate can reach 100% by combining the programming track of the sand paper sticking by a special robot of an ASD (automatic sand device) and an anti-sticking sand paper mechanism, the sand paper sticking phenomenon is common in the mechanism for automatically sticking sand paper on the market, the situation of sticking 2-3 sand papers at one time is common, and the sand paper sticking is single-head sand paper sticking, and the sand paper sticking machine cannot be compared with the automatic sand changing platform in function and utility. Please refer to fig. 5, which illustrates the four-head synchronous paper bonding operation from the four-head polishing head to the sand changing table.
In conclusion, the automatic sand changing table can synchronously perform automatic detection, automatic sand tearing and automatic sand sticking on the sand paper aiming at the four polishing heads, and has high detection accuracy.
It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration only and not for limitation of the invention, and that variations and modifications of the above described embodiments are intended to fall within the scope of the claims of the invention as long as they fall within the true spirit of the invention.
Claims (4)
1. The utility model provides an automatic trade sand platform, its characterized in that includes base, box, shield, bonding sand paper mechanism, abrasive paper detection device, tears abrasive paper mechanism and meets the sand box, wherein:
the box body is arranged on the base;
the dustproof cover is connected to the top end of the box body in an openable and closable manner;
the top end of the box body is provided with a sand-bonding mounting seat, and the sand paper detection device and the sand-bonding paper mechanism are respectively arranged on the sand-bonding mounting seat;
the top end of the front side plate of the box body is provided with a sand pulling installation seat, and the sand pulling installation seat is positioned right in front of the sand bonding installation seat;
the sand paper tearing mechanism is arranged on the sand paper tearing installation seat;
the sand receiving box is detachably arranged on the front side of the sand pulling installation seat;
the sand-bonding paper mechanism comprises two groups of sand paper placing assemblies which are arranged in sequence, each group of sand paper placing assemblies comprises a sand paper separating mounting plate and four sand paper storage tanks, and the sand paper separating mounting plates are embedded into the top ends of the sand-bonding mounting seats; the four sand paper storage grooves are sequentially arranged on the sand paper separation mounting plate from left to right; four guide posts which are vertically arranged are uniformly distributed in each sand paper storage groove; a sand ejection plate is horizontally arranged in each sand paper storage groove, the sand ejection plate is positioned in the middle of the four guide posts, a sand discharge disc is arranged in each sand paper storage groove, and the sand discharge disc is positioned right above the corresponding sand ejection plate; the bottom of each sand paper storage groove is provided with a sand ejection cylinder; the sand ejection cylinder is connected with the corresponding sand ejection plate; the sand ejection cylinder drives the sand ejection plate to move up and down, and the sand ejection plate drives the sand discharge disc to move up and down in the middle of the four guide posts; four sand ejection cylinders corresponding to each group of sand paper placing components synchronously move;
the sand paper detection device is arranged between the two groups of sand paper placing components and comprises four groups of sensors which are sequentially arranged from left to right, and each group of sensors comprises a detection sensor and a color sensor;
the sand paper tearing mechanism comprises four sand tearing assemblies which are sequentially arranged from left to right, each sand tearing assembly comprises a mounting sealing plate, a sand tearing pressing plate, a sand tearing cylinder, a sand tearing pushing plate, a contact pin mounting block and a pressing cylinder, the mounting sealing plate is fixed on the sand tearing mounting seat, the sand tearing pressing plate is arranged at the rear upper part of the mounting sealing plate, and the sand tearing pushing plate is arranged on the mounting sealing plate; the sand pulling cylinder and the pressing cylinder are respectively fixed at the bottom of the mounting sealing plate; the sand pulling cylinder is connected with the sand pulling push plate and drives the sand pulling push plate to move back and forth; the contact pin mounting block is arranged between the mounting sealing plate and the sand pulling pressing plate and is connected with the sand pulling pushing plate; the front end of the contact pin mounting block is provided with a plurality of contact pins side by side, and the front ends of the contact pins are conical; the pressing cylinder is connected with the contact pin mounting block and drives the contact pin mounting block to move up and down; the sand tearing cylinders of the four sand tearing assemblies synchronously move; the compression cylinders of the four sand tearing assemblies synchronously move;
the four sand paper storage grooves of each sand paper placing component are internally provided with the back sand paper with the same number of meshes;
the number of the sand paper placed in the four sand paper storage grooves of one group of sand paper placing components is different from the number of the sand paper placed in the four sand paper storage grooves of the other group of sand paper placing components;
a throttle valve is arranged on the sand pulling cylinder;
handles are respectively arranged on the left side and the right side of the sand receiving box.
2. The automatic sand changing table of claim 1, wherein a magnetic valve mounting seat is arranged in the base, and an electromagnetic valve group is arranged on the magnetic valve mounting seat.
3. The automatic sand changing table according to claim 1, wherein all sand ejecting cylinders of the sand bonding paper mechanism are located in the box body, and a side-by-side door is arranged on the front side of the box body.
4. The automatic sand changing table according to claim 1, wherein the rear end of the dust cover is connected to the rear portion of the top end of the box body through a hinge, a flip cylinder is arranged in the box body, and an output shaft of the flip cylinder is connected with the dust cover through a fisheye joint and a lock nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910241131.1A CN109822436B (en) | 2019-03-28 | 2019-03-28 | Automatic sand changing table |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910241131.1A CN109822436B (en) | 2019-03-28 | 2019-03-28 | Automatic sand changing table |
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| CN109822436A CN109822436A (en) | 2019-05-31 |
| CN109822436B true CN109822436B (en) | 2023-09-08 |
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| CN111037461B (en) * | 2019-12-11 | 2021-05-04 | 上海发那科机器人有限公司 | Automatic sand paper installation device |
| CN111805367B (en) * | 2020-06-29 | 2022-03-04 | 新兴铸管股份有限公司 | Cast iron pipe outer surface treatment device |
| CN112496869A (en) * | 2020-10-27 | 2021-03-16 | 沈阳富创精密设备股份有限公司 | Automatic sand paper replacing process |
| CN114012575A (en) * | 2021-11-30 | 2022-02-08 | 索菲丝智能科技(上海)有限公司 | Test platform |
| CN114310600B (en) * | 2022-01-18 | 2022-08-23 | 广东熙瑞智能科技有限公司 | Full-automatic polishing workstation |
| CN114310622A (en) * | 2022-01-28 | 2022-04-12 | 湖南宇环精密制造有限公司 | Polishing machine and material changing control method thereof |
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