CN113245986B - Disc surface grinding device of continuous concrete mixer - Google Patents
Disc surface grinding device of continuous concrete mixer Download PDFInfo
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- CN113245986B CN113245986B CN202110605900.9A CN202110605900A CN113245986B CN 113245986 B CN113245986 B CN 113245986B CN 202110605900 A CN202110605900 A CN 202110605900A CN 113245986 B CN113245986 B CN 113245986B
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- 230000033001 locomotion Effects 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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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
- B24B27/00—Other grinding machines or devices
-
- 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
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a continuous concrete mixer disc surface grinding device, which comprises a base, a transverse plate movably arranged above the base and an electric grinder movably arranged above the base and used for grinding the disc surface, wherein when the disc is ground, the disc is fixed at the central position of the base, a telescopic mechanism works to drive the transverse plate and the electric grinder to move downwards, after the electric grinder is contacted with the surface of the disc, an elastic mechanism moves, at the moment, the corresponding grinding thickness is displayed, after the proper grinding thickness is selected, the telescopic mechanism stops working, a switch of the electric grinder is opened, a rotating mechanism works to drive the electric grinder to do circular motion, and meanwhile, a component is pulled to trigger motion to drive the electric grinder to extend to the periphery in the circular motion process, in this way, the surface of the disc is effectively ground.
Description
Technical Field
The invention relates to the related technical field of grinding processing equipment of a disc, in particular to a disc surface grinding device of a continuous concrete mixer.
Background
With the rapid development of society, the construction of urban infrastructure and the development and construction of real estate are rapidly developed, so as to drive the development of the concrete industry, and a concrete mixer is a mechanical device commonly used in building construction and is used for fully and uniformly mixing concrete raw materials and water to obtain finished concrete.
The disc among the concrete mixer is an indispensable work piece, in the production process of concrete mixer, in order to satisfy the production demand, need carry out abrasive machining to the disc and handle.
At present, in disc grinding work, a worker usually holds a grinding machine by hand, and grinds a disc according to a mark made on the disc in advance, so that due to manual operation, the grinding accuracy is not high, the working efficiency is low, the working strength is high, and therefore, in actual production and machining work, an ideal effect is often not achieved.
Disclosure of Invention
The invention aims to provide a disc surface grinding device of a continuous concrete mixer, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a disc surface grinding device of a continuous concrete mixer comprises a base, a transverse plate movably arranged above the base and an electric grinder movably arranged above the base and used for grinding the disc surface, wherein a telescopic mechanism connected with the transverse plate and used for driving the electric grinder to ascend or descend is arranged on the base;
a rotating mechanism for driving the electric grinding machine to do circular motion is installed below the transverse plate, a pulling assembly for driving the electric grinding machine to do linear motion is arranged on the rotating mechanism, and in the process that the rotating mechanism drives the electric grinding machine to do circular motion, the pulling assembly triggers motion to enable the electric grinding machine to extend to the periphery in the circular motion process so as to expand the grinding range of the disc;
the continuous type concrete mixer disc surface grinding device further comprises two groups of elastic mechanisms which are arranged on the transverse plate and connected with the rotating mechanism for displaying the grinding thickness of the disc.
As a further scheme of the invention: the telescopic mechanism comprises two vertical plates fixed on the base and two movable plates fixed on the lower portion of the transverse plate and slidably sleeved with the vertical plates, a cylinder is mounted on each vertical plate, and the telescopic end of the cylinder is connected with the movable plates.
As a still further scheme of the invention: the elastic mechanism comprises a telescopic assembly arranged on the transverse plate and a reading assembly arranged on the transverse plate and used for displaying the grinding thickness of the disc;
the telescopic assembly comprises a fixed pipe arranged on the transverse plate through a bolt, a telescopic shaft arranged in the fixed pipe in a sliding manner and an installation plate fixedly arranged at one end of the telescopic shaft;
the other end of the telescopic shaft is connected with the reading assembly, a spring is arranged in the fixed pipe in a sleeved mode and arranged on the periphery of the telescopic shaft, and a sliding ring connected with the spring is fixed on the telescopic shaft.
As a still further scheme of the invention: the reading assembly comprises a scale plate fixedly arranged on the transverse plate and a pointer fixed to one end, far away from the base, of the telescopic shaft and pointing to the scale plate.
As a still further scheme of the invention: the rotating mechanism comprises a motor arranged on the mounting plate, a rotating shaft connected with the output end of the motor and a rotating plate fixed at one end of the rotating shaft far away from the motor, and the electric grinder is arranged below the rotating plate through a guide structure;
the guide structure with the pulling assembly is connected, just the meshing assembly that is used for driving the motion of pulling assembly is installed to the lower part of mounting panel.
As a still further scheme of the invention: the guide structure comprises a sliding groove formed in the rotating plate and a sliding plate arranged on the rotating plate in a sliding mode through a protruding disc, the electric grinder is arranged on the sliding plate, and the protruding disc is connected with the pulling assembly.
As a still further scheme of the invention: the meshing component comprises a fixed disc fixedly arranged at the lower part of the mounting plate through two connecting columns and a transmission shaft rotatably arranged at the side part of the rotating plate;
a deep groove has been seted up to the lower part of fixed disk, and the inslot is provided with a plurality of teeth along circumference equidistance, just one of transmission shaft serve be fixed with tooth complex gear, the other end pass through bevel gear group with the pulling subassembly is connected.
As a still further scheme of the invention: the pulling assembly comprises a screw rod rotatably mounted at the lower part of the rotating plate and a sleeve which is sleeved on the screw rod and used for driving the protruding disc to move, and one end of the screw rod, which is far away from the electric grinder, is connected with the transmission shaft through the bevel gear set;
the inner wall of the sleeve is provided with threads matched with the screw rod and is connected with the protruding disc through a connecting rod, and two ends of the connecting rod are respectively connected with the protruding disc and the sleeve in a rotating mode.
Compared with the prior art, the invention has the beneficial effects that:
1. when the grinding of the disc is carried out, the disc is fixed at the central position of the base, the telescopic mechanism works, the transverse plate and the electric grinding machine are driven to move downwards, the elastic mechanism moves after the electric grinding machine is contacted with the surface of the disc, and at the moment, the corresponding grinding thickness is displayed, so that the grinding thickness of the disc can be selected independently every time, and the accuracy of grinding the disc is ensured;
2. after the proper grinding thickness is selected, the telescopic mechanism stops working, a switch of the electric grinding machine is turned on, the rotating mechanism works to drive the electric grinding machine to do circular motion, and meanwhile, the pulling assembly triggers motion to drive the electric grinding machine to extend around in the circular motion process, so that the surface of the disc is effectively ground, and the efficiency of disc processing is greatly improved due to the automation of the device.
Drawings
FIG. 1 is a schematic structural view showing an example of a disc surface grinding apparatus for a continuous concrete mixer.
Fig. 2 is an enlarged view of a structure at a in fig. 1.
FIG. 3 is a schematic view showing the connection of a rotary shaft, a rotary plate and a slide plate in an embodiment of the apparatus for grinding a surface of a disc of a continuous concrete mixer.
FIG. 4 is a schematic view showing the fitting relationship between a gear and a fixed disk in an embodiment of the apparatus for grinding a surface of a disk of a continuous concrete mixer.
In the figure: 1-a base; 2-vertical plate; 3-a movable plate; 4-a transverse plate; 5-electric grinder; 6, a motor; 7-a rotating shaft; 8-mounting a plate; 9-a rotating plate; 10-a chute; 11-a slide plate; 12-a protruding disc; 13-a connecting rod; 14-a screw rod; 15-a cannula; 16-bevel gear set; 17-a drive shaft; 18-gear wheel; 19-fixing the disc; 20-a telescopic shaft; 21-a fixed tube; 22-a spring; 23-a slip ring; 24-a pointer; 25-a scale plate; 26-connecting column; 27-cylinder.
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.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1 to 4, in an embodiment of the present invention, a continuous concrete mixer disc surface grinding device includes a base 1, a transverse plate 4 movably disposed above the base 1, and an electric grinder 5 movably disposed above the base 1 for grinding a disc surface, wherein a telescopic mechanism connected to the transverse plate 4 for driving the electric grinder 5 to ascend or descend is mounted on the base 1;
a rotating mechanism for driving the electric grinding machine 5 to do circular motion is installed below the transverse plate 4, a pulling assembly for driving the electric grinding machine 5 to do linear motion is arranged on the rotating mechanism, and in the process that the rotating mechanism drives the electric grinding machine 5 to do circular motion, the pulling assembly triggers motion to enable the electric grinding machine 5 to extend to the periphery in the circular motion process so as to expand the grinding range of the disc;
the continuous type concrete mixer disc surface grinding device further comprises two groups of elastic mechanisms which are arranged on the transverse plate 4 and connected with the rotating mechanism for displaying the grinding thickness of the disc.
In the embodiment of the invention, when the grinding operation of the disc is carried out, the disc is fixed at the central position of the base 1, the telescopic mechanism works, the driving transverse plate 4 and the electric grinding machine 5 move downwards, the elastic mechanism moves after the electric grinding machine 5 is contacted with the surface of the disc, at the moment, the corresponding grinding thickness is displayed, after the proper grinding thickness is selected, the telescopic mechanism stops working, a switch of the electric grinding machine 5 is turned on, the rotating mechanism works, the electric grinding machine 5 is driven to do circular motion, and meanwhile, the pulling component triggers the movement to drive the electric grinding machine 5 to extend to the periphery in the circular motion process, so that the surface of the disc is effectively ground, the arrangement of the elastic mechanism realizes the grinding thickness, and the accuracy of controllable grinding processing of the disc is greatly improved.
As an embodiment of the present invention, the telescopic mechanism includes two vertical plates 2 fixed on the base 1 and two movable plates 3 fixed on the lower portion of the horizontal plate 4 and slidably sleeved with the vertical plates 2, a cylinder 27 is mounted on the vertical plate 2, and a telescopic end of the cylinder 27 is connected with the movable plate 3.
It should be noted that the air cylinder 27 may be replaced by a hydraulic cylinder, an electric telescopic rod, etc., and this is not particularly limited in this application, and may be selected according to actual requirements.
In the embodiment of the invention, when the cylinder 27 contracts, the movable plate 3 is driven to slide towards the inside of the vertical plate 2, so that the electric grinding machine 5 moves downwards to be in contact with the surface of the disc, the grinding thickness is selected through the elastic mechanism, and after the grinding is finished, the cylinder 27 extends to drive the electric grinding machine 5 to move upwards until the initial position is recovered.
As an embodiment of the invention, the elastic mechanism comprises a telescopic assembly mounted on the transverse plate 4 and a reading assembly arranged on the transverse plate 4 and used for displaying the grinding thickness of the disc;
the telescopic assembly comprises a fixed pipe 21 which is arranged on the transverse plate 4 through a bolt, a telescopic shaft 20 which is arranged in the fixed pipe 21 in a sliding way, and a mounting plate 8 which is fixedly arranged on one end of the telescopic shaft 20;
the other end of telescopic shaft 20 with the reading subassembly is connected, just be provided with one in the fixed pipe 21 and establish spring 22 on telescopic shaft 20 periphery, be fixed with on the telescopic shaft 20 one with the slip ring 23 that spring 22 is connected.
In the embodiment of the invention, the telescopic mechanism drives the electric grinding machine 5 to move downwards, the sliding ring 23 compresses the spring 22 in the descending process after the electric grinding machine 5 is contacted with the disc, the compression length of the spring 22 is displayed through the reading component, the reading size is the final grinding thickness of the disc, then the rotating mechanism starts to work to grind the surface of the disc, the spring 22 is in the elastic recovery process in the grinding process, and the electric grinding machine 5 is closely contacted with the surface of the disc, so that the grinding effectiveness is ensured, and the grinding thickness selectivity is realized.
As an embodiment of the present invention, the reading assembly includes a scale plate 25 fixedly disposed on the horizontal plate 4, and a pointer 24 fixed on an end of the telescopic shaft 20 away from the base 1 and pointing to the scale plate 25.
In the embodiment of the present invention, during the process of compressing the spring 22, the telescopic shaft 20 drives the pointer 24 to move upwards, so that the pointer 24 points to the corresponding scale on the scale plate 25, the pointed scale, the compression amount of the corresponding spring 22 and the final grinding thickness of the disc, and thus, the grinding thickness of the disc can be selected independently every time, and the accuracy of grinding the disc is ensured.
As an embodiment of the present invention, the rotating mechanism includes a motor 6 mounted on the mounting plate 8, a rotating shaft 7 connected to an output end of the motor 6, and a rotating plate 9 fixed on one end of the rotating shaft 7 far away from the motor 6, and the electric grinder 5 is disposed below the rotating plate 9 through a guiding structure;
the guide structure with the pulling assembly is connected, just the meshing assembly that is used for driving the motion of pulling assembly is installed to the lower part of mounting panel 8.
It should be noted that the motor 6 is a servo motor whose output end can be driven bidirectionally, so as to restore the electric grinder 5 to the initial position.
In the embodiment of the invention, in the grinding process, the motor 6 works to drive the rotating shaft 7 and the rotating plate 9 to rotate, the rotating plate 9 drives the electric grinding machine 5 to do circular motion, in the process, the meshing component triggers motion, the pulling component drives the guide structure to move, and the guide structure drives the electric grinding machine 5 to do linear motion to extend to the periphery, so that the grinding range is expanded, and the comprehensiveness of the surface grinding of the disc is ensured.
As an embodiment of the present invention, the guiding structure comprises a sliding slot 10 opened on the rotating plate 9 and a sliding plate 11 slidably disposed on the rotating plate 9 through a protruding disc 12, and the electric grinder 5 is mounted on the sliding plate 11, and the protruding disc 12 is connected with the pulling assembly.
In the embodiment of the invention, when the rotating plate 9 drives the electric grinder 5 to do circular motion, the meshing component triggers motion and drives the pulling component to move, so that the pulling component drives the protruding disc 12 and the sliding plate 11 to slide on the rotating plate 9, the electric grinder 5 extends to the periphery in the circular motion process, and the grinding comprehensiveness is ensured.
As an embodiment of the present invention, the engagement assembly includes a fixed disc 19 fixedly disposed at the lower portion of the mounting plate 8 through two connection columns 26 and a transmission shaft 17 rotatably mounted at the side portion of the rotating plate 9;
a deep groove has been seted up to the lower part of fixed disk 19, and the inslot is provided with a plurality of teeth along circumference equidistance, just one of transmission shaft 17 serve be fixed with tooth complex gear 18, the other end pass through bevel gear group 16 with the pulling subassembly is connected.
In the embodiment of the present invention, during the rotation of the rotating plate 9, the gear 18 is engaged with the teeth in the fixed disk 19 to rotate, so that the transmission shaft 17 drives the pulling assembly to move through the bevel gear set 16, thereby ensuring the normal linear motion of the electric grinder 5 during the circular motion.
As an embodiment of the present invention, the pulling assembly includes a screw rod 14 rotatably mounted at the lower part of the rotating plate 9 and a sleeve 15 sleeved on the screw rod 14 for driving the protruding disc 12 to move, and one end of the screw rod 14 far away from the electric grinder 5 is connected to the transmission shaft 17 through the bevel gear set 16;
the inner wall of the sleeve 15 is provided with threads matched with the screw rod 14 and is connected with the protruding disc 12 through a connecting rod 13, and two ends of the connecting rod 13 are respectively connected with the protruding disc 12 and the sleeve 15 in a rotating mode.
In the embodiment of the invention, when the meshing assembly moves, the transmission shaft 17 drives the screw rod 14 to rotate through the bevel gear set 16, so that the sleeve 15 is in threaded fit with the screw rod 14, the sleeve 15 moves towards the bevel gear set 16 on the screw rod 14, and the protruding disc 12 and the sliding plate 11 are driven to slide on the rotating plate 9 through the connecting rod 13, so that the electric grinder 5 moves linearly along the rotating plate 9 in the process of circular motion.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 (5)
1. The continuous type concrete mixer disc surface grinding device is characterized by comprising a base (1), a transverse plate (4) movably arranged above the base (1) and an electric grinding machine (5) movably arranged above the base (1) and used for grinding the disc surface, wherein a telescopic mechanism which is connected with the transverse plate (4) and used for driving the electric grinding machine (5) to ascend or descend is mounted on the base (1);
a rotating mechanism for driving the electric grinding machine (5) to do circular motion is installed below the transverse plate (4), a pulling assembly for driving the electric grinding machine (5) to do linear motion is arranged on the rotating mechanism, and the pulling assembly triggers motion in the process that the rotating mechanism drives the electric grinding machine (5) to do circular motion, so that the electric grinding machine (5) extends to the periphery in the circular motion process, and the grinding range of the disc is expanded;
the continuous type concrete mixer disc surface grinding device also comprises two groups of elastic mechanisms which are arranged on the transverse plate (4) and connected with the rotating mechanism for displaying the grinding thickness of the disc;
the elastic mechanism comprises a telescopic assembly arranged on the transverse plate (4) and a reading assembly arranged on the transverse plate (4) and used for displaying the grinding thickness of the disc;
the telescopic assembly comprises a fixed pipe (21) which is arranged on the transverse plate (4) through a bolt, a telescopic shaft (20) which is arranged in the fixed pipe (21) in a sliding manner, and a mounting plate (8) which is fixedly arranged on one end of the telescopic shaft (20);
the other end of the telescopic shaft (20) is connected with the reading assembly, a spring (22) sleeved on the periphery of the telescopic shaft (20) is arranged in the fixed pipe (21), and a sliding ring (23) connected with the spring (22) is fixed on the telescopic shaft (20);
the rotating mechanism comprises a motor (6) arranged on the mounting plate (8), a rotating shaft (7) connected with the output end of the motor (6) and a rotating plate (9) fixed at one end of the rotating shaft (7) far away from the motor (6), and the electric grinder (5) is arranged below the rotating plate (9) through a guide structure;
the guide structure is connected with the pulling assembly, and a meshing assembly for driving the pulling assembly to move is installed at the lower part of the mounting plate (8);
the meshing component comprises a fixed disc (19) fixedly arranged at the lower part of the mounting plate (8) through two connecting columns (26) and a transmission shaft (17) rotatably arranged at the side part of the rotating plate (9);
a deep groove has been seted up to the lower part of fixed disk (19), and the inslot is provided with a plurality of teeth along circumference equidistance, just one of transmission shaft (17) serve be fixed with tooth complex gear (18), the other end pass through bevel gear group (16) with the pulling subassembly is connected.
2. The continuous type disc surface grinding device for the concrete mixer is characterized in that the telescopic mechanism comprises two vertical plates (2) fixed on the base (1) and two movable plates (3) fixed at the lower parts of the transverse plates (4) and slidably sleeved with the vertical plates (2), a cylinder (27) is installed on each vertical plate (2), and the telescopic end of each cylinder (27) is connected with the corresponding movable plate (3).
3. A continuous concrete mixer disc surface grinding apparatus according to claim 1, wherein the reading assembly comprises a scale plate (25) fixedly arranged on the cross plate (4) and a pointer (24) fixed to the end of the telescopic shaft (20) remote from the base (1) and pointing towards the scale plate (25).
4. A continuous concrete mixer disc surface grinding apparatus according to claim 1, wherein said guide structure comprises a slide groove (10) provided on said rotating plate (9) and a slide plate (11) slidably provided on said rotating plate (9) through a protruding disc (12), and said electric grinder (5) is mounted on said slide plate (11), said protruding disc (12) being connected to said pulling assembly.
5. The continuous type concrete mixer disc surface grinding device according to claim 4, wherein the pulling assembly comprises a screw rod (14) rotatably mounted at the lower part of the rotating plate (9) and a sleeve (15) sleeved on the screw rod (14) for driving the protruding disc (12) to move, and one end of the screw rod (14) far away from the electric grinder (5) is connected with the transmission shaft (17) through the bevel gear set (16);
the inner wall of the sleeve (15) is provided with threads matched with the screw rod (14) and is connected with the protruding disc (12) through a connecting rod (13), and two ends of the connecting rod (13) are respectively connected with the protruding disc (12) and the sleeve (15) in a rotating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110605900.9A CN113245986B (en) | 2021-06-01 | 2021-06-01 | Disc surface grinding device of continuous concrete mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110605900.9A CN113245986B (en) | 2021-06-01 | 2021-06-01 | Disc surface grinding device of continuous concrete mixer |
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| Publication Number | Publication Date |
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| CN113245986A CN113245986A (en) | 2021-08-13 |
| CN113245986B true CN113245986B (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110605900.9A Active CN113245986B (en) | 2021-06-01 | 2021-06-01 | Disc surface grinding device of continuous concrete mixer |
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| CN112077714A (en) * | 2020-09-08 | 2020-12-15 | 重庆新禹智能科技有限公司 | Machining equipment with tool nose detection and maintenance functions for screw chamfering device |
| CN112809478A (en) * | 2021-01-11 | 2021-05-18 | 蚌埠美域装饰工程有限公司 | Gear machining deburring machine |
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| CN102124545A (en) * | 2008-08-14 | 2011-07-13 | 应用材料公司 | Chemical mechanical polisher having movable slurry dispensers and method |
| EP2777874A1 (en) * | 2013-03-11 | 2014-09-17 | Steen Glerup Pedersen | Hand-guided surface grinding machine |
| CN108406338A (en) * | 2018-03-20 | 2018-08-17 | 吉林大学 | Tool heads action space is quadric multi-dimensional ultrasound tool system and method |
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| CN113245986A (en) | 2021-08-13 |
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