CN113751737B - Numerical control knife rest for numerical control machine tool - Google Patents
Numerical control knife rest for numerical control machine tool Download PDFInfo
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- CN113751737B CN113751737B CN202111181814.6A CN202111181814A CN113751737B CN 113751737 B CN113751737 B CN 113751737B CN 202111181814 A CN202111181814 A CN 202111181814A CN 113751737 B CN113751737 B CN 113751737B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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Abstract
The invention discloses a numerical control tool rest for a numerical control machine tool, relates to the technical field of numerical control tool rests, and solves the problems that a servo motor of an existing numerical control tool rest is high in manufacturing cost and use cost, high in later-stage maintenance cost, higher in use threshold and low in adaptability, and the use cost is increased. A numerical control tool rest for a numerical control machine tool comprises a driving rotating rod; the driving rotating rod is rotatably connected to the bottom in the installation shell barrel. The device drives the drive bull stick through driving motor and passes through kinetic energy extension spring pulling location carousel and rotate and be fixed a position the turned angle by the positioning block to realized that the knife rest is fixed the angle and is rotated the purpose that changes and use the cutter, need not to use servo motor and can accomplish the rotation conversion of cutter through computer control, the location is accurate, use cost and threshold are low, have improved the device's adaptability and practicality.
Description
Technical Field
The invention belongs to the technical field of numerical control tool rests, and particularly relates to a numerical control tool rest for a numerical control machine tool.
Background
The numerical control tool rest is the most common auxiliary device of the numerical control lathe, and can enable the numerical control lathe to finish various and even all machining processes in one-time clamping of a workpiece so as to shorten the auxiliary time of machining and reduce errors caused by multiple times of installation of the workpiece in the machining process, thereby improving the machining efficiency and the machining precision of the machine tool.
If the application number is: CN201510444096.5 discloses a test platform for a numerically controlled tool holder, which is used to test the performance of the numerically controlled tool holder to be tested. The numerical control tool rest test platform comprises a platform base body and a plurality of sub-base plates, wherein the sub-base plates are provided with T-shaped grooves. This application platform fuses three test table organic together, makes many numerical control knife rests can realize through this application platform that pressurize, sports car, precision check item detect simultaneously under the condition that need not change the station, and all projects once inspect and accomplish, have improved inspection efficiency, have simplified operation flow, have practiced thrift the detection space resource.
The traditional numerical control tool rest is arranged on a machine tool and is controlled by a computer to rotate ninety degrees to complete switching and moving between tools, wherein the manufacturing cost and the use cost of the servo motor are high, the later maintenance cost is high, the use cost is increased, the computer control is needed, a certain numerical control foundation is needed during use, the use threshold of the numerical control tool rest is higher, the adaptability is low, and the practicability is not high.
Therefore, in view of the above, a numerical control tool rest for a numerical control machine tool is provided to improve the existing structure and defects, so as to achieve the purpose of having more practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a numerical control tool rest for a numerical control machine tool, which aims to solve the problems that the conventional numerical control tool rest is arranged on the machine tool, and the servo motor is controlled by a computer to rotate ninety degrees to complete the switching and the movement between tools, wherein the manufacturing cost and the use cost of the servo motor are high, the later maintenance cost is high, the use cost is increased, the use is controlled by the computer, a certain numerical control foundation is needed during use, and the use threshold of the numerical control tool rest is higher, the adaptability is low and the practicability is not high.
The purpose and the efficacy of the numerical control tool rest for the numerical control machine tool are achieved by the following specific technical means:
a numerical control tool rest for a numerical control machine tool comprises an installation shell, a tool rest, a tool fixing screw, a fixing top cover and a driving rotating rod; the top of the plate body of the mounting shell is fixedly screwed with a driving motor through a screw; the tool rest is screwed and fixed on the top of the positioning turntable through screws; the cutter fixing screw is screwed on the top of the cutter rest through threads; the fixed top cover is screwed and fixed on the top of the cylinder of the mounting shell through screws; the positioning rotary table is rotatably connected to the top in the installation shell cylinder; the driving rotating rod is rotatably connected to the bottom in the installation shell barrel.
Furthermore, a transmission worm is arranged at one end of a rotating rod of the driving motor, a transmission worm wheel is arranged at the bottom of the driving rotating rod, and the transmission worm is in transmission connection with the transmission worm wheel.
Furthermore, the top in the installation shell barrel is equipped with the locating piece, and the locating piece is right triangle-shaped design, and the locating piece is equipped with four, and the contained angle between the adjacent locating piece is ninety degrees, and the back of locating piece is equipped with the top spring, and the both ends fixed connection of top spring in the inside of locating piece and the spout at top in the installation shell barrel.
Furthermore, the bottom of the positioning turntable body is provided with a positioning groove, only one positioning groove is formed in the positioning groove, and the groove body of the positioning groove is in the same shape as the outer diameter of the front end of the positioning block.
Further, the middle part of the rod body of the driving rotating rod is provided with a driving unlocking rod, the side face of the outer end of the driving unlocking rod is provided with an unlocking block, the unlocking block is designed to be a right triangle, and the orientation of the inclined edge of the block of the unlocking block is the same as that of the inclined edge of the block of the positioning block.
Furthermore, the side face of the rod body of the driving unlocking rod and the bottom of the positioning rotary disk are provided with spring grooves, and a kinetic energy tension spring is fixedly connected between the two spring grooves.
Further, the top of location carousel is equipped with directional rack, and the shape of directional rack and pinion teeth is the right angled triangle design, the orientation on directional rack and pinion teeth right angle limit is opposite with the orientation on locating piece block right angle limit, the inside of fixed top cap is equipped with directional fixture block, and the outer end of directional fixture block is equipped with directional latch, the shape of directional latch is the right angled triangle design, and the orientation on directional rack and pinion teeth right angle limit is opposite with the orientation on directional rack and pinion teeth right angle limit, the dorsal part of directional latch is equipped with the top spring, and the both ends difference fixed connection of top spring is inside the block of the inside and directional fixture block of spout of fixed top cap.
Compared with the prior art, the invention has the following beneficial effects:
the device drives the drive bull stick through driving motor and passes through kinetic energy extension spring pulling location carousel and rotate and be fixed a position the turned angle by the positioning block to realized that the knife rest is fixed the angle and is rotated the purpose that changes and use the cutter, need not to use servo motor and can accomplish the rotation conversion of cutter through computer control, the location is accurate, use cost and threshold are low, have improved the device's adaptability and practicality.
Firstly, when the driving motor rotates, the driving worm of the driving motor drives the driving rotating rod to rotate through the driving worm gear, the driving unlocking rod can rotate along with the driving rotating rod, the positioning groove of the positioning rotary disk is clamped by the positioning block at the moment, the positioning rotary disk cannot rotate, the kinetic energy tension spring can elongate the energy storage, when the unlocking block of the driving unlocking rod touches the positioning block, the positioning block can be pushed towards the inside of the mounting shell, so that the positioning rotary disk can rotate under the action of the kinetic energy tension spring at the moment, when the positioning groove rotates to the position of the next positioning block, the positioning block is automatically inserted into the positioning groove under the action of the top spring to position the positioning rotary disk, the angle of the adjacent positioning blocks is ninety degrees, namely the single rotation angle of the positioning rotary disk is ninety degrees, the rotation is accurate, the purpose of changing the cutter by the rotation of the fixed angle of the cutter frame is realized, the rotation of the cutter can be completed without using a servo motor and by the control of a computer, the positioning is accurate, the use cost and the threshold are low, and the adaptability and the practicability of the device are improved.
Secondly, the top of location carousel is equipped with directional rack, and the orientation of directional rack wheel teeth right-angle side is opposite with the orientation of locating piece block right-angle side, and this design makes when the location carousel has the trend of reversal, and the location carousel can be blocked by the directional latch of directional fixture block through directional rack and avoids the phenomenon of reversal to appear in the use of location carousel for the cutter can be stable by fixed use, has improved the device's stability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic view of the structure at the bottom of fig. 2 according to the present invention.
Fig. 4 is a schematic view of the structure of the inside of the installation case of the present invention.
Fig. 5 is a schematic structural view of the driving rotary rod of the present invention.
Fig. 6 is a schematic structural view of the bottom of the positioning turntable.
Fig. 7 is a schematic structural view of the bottom part in the installation shell of the invention.
Fig. 8 is an enlarged schematic structural view of a portion a in fig. 2 according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. installing a shell; 2. a drive motor; 3. a tool holder; 4. a cutter fixing screw; 5. fixing the top cover; 6. positioning a turntable; 7. driving the rotating rod; 101. positioning blocks; 1011. a spring is supported; 201. a drive worm; 501. a directional clamping block; 5011. directional latch; 601. positioning a groove; 602. a kinetic energy tension spring; 603. a directional rack; 701. a drive worm gear; 702. driving the unlocking lever; 7021. and (4) unlocking the block.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Example (b):
as shown in figures 1 to 8:
the invention provides a numerical control tool rest for a numerical control machine tool, which comprises an installation shell 1, a tool rest 3, a tool fixing screw 4, a fixing top cover 5 and a driving rotating rod 7, wherein the installation shell is provided with a plurality of grooves; the top of the plate body of the mounting shell 1 is fixedly screwed with a driving motor 2 through a screw; the driving motor 2 is electrically connected with an external power supply and a control switch, and the specific structure and the working principle of the driving motor are the prior mature technology, which is not described herein; according to the design, when the driving motor 2 rotates, the driving worm 201 of the driving motor 2 drives the driving rotating rod 7 to rotate through the transmission worm wheel 701, and the driving worm 201 and the transmission worm wheel 701 can only drive in one direction, so that the stability of the device is improved; the tool rest 3 is screwed and fixed on the top of the positioning turntable 6 through screws; the cutter fixing screw 4 is screwed on the top of the cutter rest 3 through threads; the fixed top cover 5 is screwed and fixed on the top of the cylinder of the mounting shell 1 through screws; the positioning rotary table 6 is rotatably connected to the top in the cylinder of the mounting shell 1; the driving rotating rod 7 is rotatably connected to the bottom in the cylinder of the mounting shell 1; the middle part of the rod body of the driving rotating rod 7 is provided with a driving unlocking rod 702, the lateral surface of the outer end of the driving unlocking rod 702 is provided with an unlocking block 7021, the unlocking block 7021 is designed to be a right triangle, and the direction of the oblique side of the block body of the unlocking block 7021 is the same as that of the oblique side of the block body of the positioning block 101, so that when the unlocking block 7021 of the driving unlocking rod 702 touches the positioning block 101, the positioning block 101 can be pushed towards the inside of the mounting shell 1, and the stability of the device is improved; the body of rod side of drive unblock pole 702 and the bottom of location carousel 6 all are equipped with the spring groove, and fixedly connected with kinetic energy extension spring 602 between two spring grooves, this design makes when drive bull stick 7 rotates and location carousel 6 does not rotate, energy storage can be elongated to kinetic energy extension spring 602, when the unblock piece 7021 of drive unblock pole 702 touches locating piece 101, can push up locating piece 101 to the inside of installation shell 1, thereby location carousel 6 can rotate under the effect of kinetic energy extension spring 602 this moment, the flexibility and the adaptability of the device have been improved.
Wherein, the top in the barrel of installation shell 1 is equipped with locating piece 101, and locating piece 101 is the right triangle design, locating piece 101 is equipped with four, and contained angle between the adjacent locating piece 101 is ninety degrees, the back of locating piece 101 is equipped with top spring 1011, and in the spout at the inside of locating piece 101 and the interior top of installation shell 1 barrel of both ends fixed connection of top spring 1011, this design makes 6 single turned angle of positioning turntable be ninety degrees, it is accurate to rotate, realized 3 fixed angle of knife rest and rotated the purpose that changes the use cutter, need not to use servo motor and can accomplish the rotation conversion of cutter through computer control, the location is accurate, use cost and threshold are low, the adaptability and the practicality of the device have been improved.
The bottom of the positioning rotary disc body 6 is provided with one positioning groove 601, only one positioning groove 601 is arranged, the groove body of each positioning groove 601 is in the same shape as the outer diameter of the front end of the corresponding positioning block 101, the design enables the drive unlocking rod 702 to rotate along with the drive rotary rod 7, the positioning grooves 601 of the positioning rotary disc 6 are clamped by the positioning blocks 101, the positioning rotary disc 6 cannot rotate, and the kinetic energy tension springs 602 can elongate and store energy, when the unlocking block 7021 of the drive unlocking rod 702 touches the positioning blocks 101, the positioning blocks 101 can be pushed towards the inside of the installation shell 1, so that the positioning rotary disc 6 can rotate under the action of the kinetic energy tension springs 602 at the moment, when the positioning grooves 601 rotate to the next positioning block 101, the positioning blocks 101 are automatically inserted into the positioning grooves 601 under the action of the top springs 1011 to position the positioning rotary disc 6, the angle of the adjacent positioning blocks 101 is ninety degrees, namely, the single rotation angle of the positioning rotary disc 6 is ninety degrees, the rotation is accurate, the purpose that the cutter is changed by rotating the cutter frame 3 at a fixed angle is realized, the rotation conversion of the cutter can be completed without using a servo motor and controlling the cutter by a computer, the positioning is accurate, the use cost and the threshold are low, and the adaptability and the practicability of the device are improved.
Wherein, the top of the positioning rotary disc 6 is provided with a directional rack 603, the shape of the gear tooth of the directional rack 603 is designed as a right triangle, the orientation of the right-angle side of the gear tooth of the directional rack 603 is opposite to that of the right-angle side of the block body of the positioning block 101, the inside of the fixed top cover 5 is provided with a directional fixture block 501, the outer end of the directional fixture block 501 is provided with a directional fixture tooth 5011, the directional fixture tooth 5011 is designed as a right triangle, the orientation of the right-angle side of the gear tooth of the directional fixture tooth 5011 is opposite to that of the right-angle side of the gear tooth of the directional rack 603, the back side of the directional fixture tooth 5011 is provided with a top spring 1011, and the two ends of the top spring 1011 are respectively and fixedly connected with the inside of the chute of the fixed top cover 5 and the inside of the block body of the directional fixture block 501, the design ensures that when the positioning rotary disc 6 has a tendency of reverse rotation, the positioning rotary disc 6 can be clamped by the directional fixture tooth 603 to avoid the positioning fixture tooth 501 from the reverse rotation phenomenon in the use process, the cutter can be stably fixed for use, and the stability of the device is improved.
The specific use mode and function of the embodiment are as follows:
in the invention, when the tool rest 3 needs to be rotated to change the used tool, the power supply of the driving motor 2 is started only by the control switch, when the driving motor 2 rotates, the driving worm 201 of the driving motor 2 drives the driving rotating rod 7 to rotate through the driving worm gear 701, the driving unlocking rod 702 can rotate along with the driving rotating rod 7, and the positioning groove 601 of the positioning rotary disk 6 is clamped by the positioning block 101 at the moment, the positioning rotary disk 6 cannot rotate, and the kinetic energy tension spring 602 can elongate and accumulate energy, when the unlocking block 7021 of the driving unlocking rod 702 touches the positioning block 101, the positioning block 101 can be pushed towards the inside of the installation shell 1, so that the positioning rotary disk 6 can rotate under the action of the kinetic energy tension spring 602 at the moment, when the positioning groove 601 rotates to the position of the next positioning block 101, the positioning block 101 is automatically inserted into the positioning groove 601 under the action of the top spring 1011 to position the positioning rotary disk 6, the angle of the adjacent positioning block 101 is ninety degrees, namely the single rotation angle of the positioning rotary disc 6 is ninety degrees, the rotation is accurate, the purpose of changing the use of the tool by the fixed-angle rotation of the tool rest 3 is realized, the rotation conversion of the tool can be completed without using a servo motor and through the control of a computer, the positioning is accurate, the use cost and the threshold are low, in addition, when the tool is used, when the positioning rotary disc 6 has the tendency of reverse rotation, the positioning rotary disc 6 can be clamped by the directional clamping teeth 5011 of the directional clamping block 501 through the directional rack 603, the reverse rotation phenomenon of the positioning rotary disc 6 in the use process can be avoided, the tool can be stably fixed for use, the device is stable and durable, the device drives the driving rotary rod 7 through the driving motor 2, the kinetic energy tension spring 602 to pull the positioning rotary disc 6 to rotate and the positioning rotary angle of the positioning block 101, and therefore, the purpose of changing the use of the tool by the fixed-angle rotation of the tool rest 3 is realized, the rotation conversion of the cutter can be completed without using a servo motor and by computer control, the positioning is accurate, and the use cost and the threshold are low.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (3)
1. The utility model provides a numerical control knife rest for digit control machine tool which characterized in that: comprises a mounting shell (1), a knife rest (3), a knife fixing screw (4), a fixing top cover (5) and a driving rotating rod (7); the top of the plate body of the mounting shell (1) is fixedly screwed with a driving motor (2) through a screw; the tool rest (3) is screwed and fixed on the top of the positioning turntable (6) through screws; the cutter fixing screw (4) is screwed on the top of the cutter rest (3) through threads; the fixed top cover (5) is screwed and fixed on the top of the cylinder of the mounting shell (1) through screws; the positioning rotary disc (6) is rotatably connected to the top in the cylinder body of the mounting shell (1); the driving rotating rod (7) is rotatably connected to the bottom in the cylinder body of the mounting shell (1);
the top in the cylinder body of the mounting shell (1) is provided with positioning blocks (101), the positioning blocks (101) are designed in a right-angled triangle manner, four positioning blocks (101) are arranged, an included angle between every two adjacent positioning blocks (101) is ninety degrees, the back of each positioning block (101) is provided with a top spring (1011), and two ends of each top spring (1011) are fixedly connected to the inside of each positioning block (101) and a sliding groove in the top in the cylinder body of the mounting shell (1);
the bottom of the disc body of the positioning rotary disc (6) is provided with one positioning groove (601), the number of the positioning grooves (601) is only one, and the shapes of the groove bodies of the positioning grooves (601) are the same as the outer diameters of the front ends of the positioning blocks (101);
the middle part of the rod body of the driving rotating rod (7) is provided with a driving unlocking rod (702), the lateral surface of the outer end of the driving unlocking rod (702) is provided with an unlocking block (7021), the unlocking block (7021) is designed in a right-angled triangle manner, and the direction of the oblique side of the block body of the unlocking block (7021) is the same as that of the oblique side of the block body of the positioning block (101);
the side face of the rod body of the driving unlocking rod (702) and the bottom of the positioning rotary disk (6) are both provided with spring grooves, and a kinetic energy tension spring (602) is fixedly connected between the two spring grooves.
2. The numerically controlled tool rest for a numerically controlled machine tool according to claim 1, wherein: one end of a rotating rod of the driving motor (2) is provided with a transmission worm (201), the bottom of the driving rotating rod (7) is provided with a transmission worm wheel (701), and the transmission worm (201) is in transmission connection with the transmission worm wheel (701).
3. The numerically controlled tool rest for a numerically controlled machine tool according to claim 1, wherein: the top of location carousel (6) is equipped with directional rack (603), and the shape of directional rack (603) teeth of a cogwheel is the right angled triangle design, the orientation on directional rack (603) teeth of a cogwheel right-angle side is opposite with the orientation on locating piece (101) block right-angle side, the inside of fixed top cap (5) is equipped with directional fixture block (501), and the outer end of directional fixture block (501) is equipped with directional latch (5011), the shape of directional latch (5011) is the right angled triangle design, and the orientation on directional latch (5011) teeth of a cogwheel right-angle side is opposite with the orientation on directional rack (603) teeth of a cogwheel right-angle side, the dorsal part of directional latch (5011) is equipped with top spring (1011), and the both ends of top spring (1011) are inside the spout of fixed top cap (5) and the block of directional fixture block (501) respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181814.6A CN113751737B (en) | 2021-10-11 | 2021-10-11 | Numerical control knife rest for numerical control machine tool |
| CN202210767097.3A CN115070069A (en) | 2021-10-11 | 2021-10-11 | Numerical control knife rest for numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181814.6A CN113751737B (en) | 2021-10-11 | 2021-10-11 | Numerical control knife rest for numerical control machine tool |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210767097.3A Division CN115070069A (en) | 2021-10-11 | 2021-10-11 | Numerical control knife rest for numerical control machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113751737A CN113751737A (en) | 2021-12-07 |
| CN113751737B true CN113751737B (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111181814.6A Active CN113751737B (en) | 2021-10-11 | 2021-10-11 | Numerical control knife rest for numerical control machine tool |
| CN202210767097.3A Withdrawn CN115070069A (en) | 2021-10-11 | 2021-10-11 | Numerical control knife rest for numerical control machine tool |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210767097.3A Withdrawn CN115070069A (en) | 2021-10-11 | 2021-10-11 | Numerical control knife rest for numerical control machine tool |
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| Country | Link |
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| CN (2) | CN113751737B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4599623B2 (en) * | 2006-01-30 | 2010-12-15 | 株式会社セイキテクノデザイン | Turret type tool post |
| CN208992269U (en) * | 2018-10-30 | 2019-06-18 | 重庆宇辰机械设备有限公司 | A kind of safety hand tool changing device |
| CN210115723U (en) * | 2019-03-19 | 2020-02-28 | 江苏厚道数控科技有限公司 | Be used for automatic tool changing frame of digit control machine tool |
| CN211304799U (en) * | 2019-12-07 | 2020-08-21 | 江苏乔扬数控设备股份有限公司 | Tool rest of numerical control machine tool |
| CN213002701U (en) * | 2020-08-19 | 2021-04-20 | 温岭市文昌数控机床设备有限公司 | Numerical control knife rest |
| CN213380459U (en) * | 2020-09-23 | 2021-06-08 | 成都力跃机电设备有限公司 | Adjustable cutter assembly for numerical control lathe |
-
2021
- 2021-10-11 CN CN202111181814.6A patent/CN113751737B/en active Active
- 2021-10-11 CN CN202210767097.3A patent/CN115070069A/en not_active Withdrawn
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|---|---|
| CN115070069A (en) | 2022-09-20 |
| CN113751737A (en) | 2021-12-07 |
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Effective date of registration: 20220818 Address after: East of No. 1 Road, Jiaozhou Bay Industrial Park, Jiaozhou City, Qingdao City, Shandong Province, 266000 Applicant after: QINGDAO BOERDA MACHINERY MANUFACTURING CO.,LTD. Address before: 237000 Jiangmiao group, Xingdian village, Fenlukou Town, Yu'an District, Lu'an City, Anhui Province Applicant before: Zhang Xianzhong |
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