CN114700787B - Workpiece fixing device for vertical machining center - Google Patents
Workpiece fixing device for vertical machining center Download PDFInfo
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- CN114700787B CN114700787B CN202210476249.4A CN202210476249A CN114700787B CN 114700787 B CN114700787 B CN 114700787B CN 202210476249 A CN202210476249 A CN 202210476249A CN 114700787 B CN114700787 B CN 114700787B
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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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
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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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Abstract
The invention discloses a workpiece fixing device for a vertical machining center, which comprises a workbench fixedly arranged on a supporting frame, wherein a machining mechanism is fixedly arranged on the workbench, a placing groove is formed in the workbench, an annular groove is formed in the inner wall of the placing groove, a plurality of arc-shaped clamping blocks are connected in a sliding manner in the annular groove, an adjusting mechanism is arranged on the workbench and matched with the arc-shaped clamping blocks, two placing holes are formed in the side wall of the workbench, a second magnetic block is connected in the two placing holes in a sliding manner, a spring is arranged between the second magnetic block and the two placing holes, sliding holes are formed in the lower side wall of the two placing holes, and sliding rods are connected in the two sliding holes in a sliding manner. The advantages are that: the fixing and separating operations of workpieces with different sizes on the workbench can be automatically switched along with the change of the working procedure, manual operation is not needed, the whole operation procedure is effectively simplified, the working efficiency can be improved, and the applicability is wider.
Description
Technical Field
The invention relates to the technical field of vertical machining centers, in particular to a workpiece fixing device for a vertical machining center.
Background
The vertical machining center is a machining center with a spindle axis perpendicular to a workbench, is mainly suitable for machining complex parts such as plates, discs, dies and small shells, can finish working procedures such as milling, boring, drilling, tapping, thread cutting and the like, and needs to keep stability of a workpiece on the vertical machining center before the vertical machining center is used for machining the workpiece, so that the workpiece needs to be fixed in advance, the existing vertical machining center often needs to be manually operated when the workpiece is fixed, the overall operation working procedure is increased, the operation is more complex, and the design of a workpiece fixing device for the vertical machining center is needed.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a workpiece fixing device for a vertical machining center.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the workpiece fixing device comprises a workbench fixedly installed on a supporting frame, a processing mechanism is fixedly installed on the workbench, a placing groove is formed in the workbench, an annular groove is formed in the inner wall of the placing groove, a plurality of arc-shaped clamping blocks are connected in a sliding mode in the annular groove, an adjusting mechanism is installed on the workbench and matched with the arc-shaped clamping blocks, the adjusting mechanism consists of a lifting groove, a lifting block, a through hole, a screw rod, a driving gear, a plurality of connecting rods, a plurality of swinging grooves, a plurality of connecting blocks, a plurality of moving grooves, a plurality of sliding grooves and a plurality of connecting plates, the lifting groove is formed in the lower side wall of the placing groove, the lifting block is connected in the lifting groove in a sliding mode, the through hole is formed in the lower side wall of the workbench, the through hole is communicated with the lifting groove, the screw rod is connected to the through hole in a rotating mode, the screw rod is connected with the lifting block in a threaded mode, and the driving gear is fixedly installed at one end, located outside the workbench, of the screw rod;
the plurality of swinging grooves are formed in the side wall of the through hole, the plurality of connecting rods are respectively located in the corresponding swinging grooves, each connecting rod is rotationally connected with the lifting block, the plurality of connecting blocks are respectively and fixedly installed at the lower end of the corresponding arc-shaped clamping block, the plurality of moving grooves are formed in the side wall of the placing groove, each moving groove is matched with the corresponding connecting block, the plurality of connecting plates are respectively and fixedly installed at the lower end of the corresponding connecting block in pairs, each two connecting plates are respectively and rotatably connected with the other end of the corresponding connecting rod, the plurality of sliding grooves are respectively formed in the side wall of the corresponding moving groove, and each sliding groove is respectively communicated with the corresponding swinging groove;
two placing holes are formed in the side wall of the workbench, a second magnetic block is connected in the two placing holes in a sliding manner, springs are arranged between the second magnetic block and the two placing holes, sliding holes are formed in the lower side wall of the two placing holes, sliding rods are connected in the two sliding holes in a sliding manner, a driving mechanism is arranged between the two sliding rods and the adjusting mechanism, the driving mechanism consists of a rack, a transmission gear, a fixed block, a first rack, a second rack and an installation cavity, the rack is fixedly installed on one end side wall of the sliding rod, which is close to the screw rod, the installation cavity is formed in the lower side wall of the workbench, the installation cavity is communicated with the sliding hole, the transmission gear is rotatably connected in the installation cavity through the rotating rod and meshed with the rack, the fixing block is slidably connected to the lower end of the workbench, the rack I is fixedly installed on one end of the fixing block, which is close to the sliding rod, and is meshed with the transmission gear, the rack II is fixedly installed on one end of the fixing block, which is close to the screw rod, and is meshed with the driving gear.
Further, the processing mechanism comprises bracing piece, fixed plate, flexible cylinder and installation piece, bracing piece fixed mounting is on the workstation, fixed plate fixed mounting is on the bracing piece, flexible cylinder connects on the fixed plate, installation piece fixed mounting is in flexible cylinder lower extreme, and the axle center of installation piece is in same straight line with the axle center of standing groove.
Furthermore, two fixing rods are fixedly arranged at the lower end of the telescopic cylinder, the first magnetic block is fixedly arranged on the two fixing rods, the first magnetic block corresponds to the two magnetic blocks in position respectively, and the magnetic poles of one ends, close to the two magnetic blocks, of the first magnetic block are identical.
Further, the minimum distance between the first racks and the racks is larger than or equal to one half of the width of the sliding rod.
Further, the fixed block upper end fixed mounting has the lug, the recess with lug matched with is seted up to the lower lateral wall of workstation, the lug upper end has the horizontal pole, set up on the lateral wall of recess with horizontal pole matched with cross slot.
Compared with the prior art, the invention has the advantages that:
1: the fixing and separating operation of the workpiece on the workbench can be automatically switched along with the change of the working procedure, manual operation is not needed, the whole operation procedure is effectively simplified, and the working efficiency can be improved.
2: workpieces with different sizes can be effectively fixed on the workbench, and the application range of the device is effectively improved.
3: the driving force for fixing the workpiece comes from the magnetic force change between the first magnetic block and the second magnetic block, so that when the clamping and fixing of the workpiece are completed by the plurality of arc-shaped clamping blocks, the fixing of the driving gear cannot block the downward movement of the second magnetic block, and the problem that parts in the driving mechanism are damaged is avoided.
In summary, the fixing and separating operations of workpieces with different sizes on the workbench can be automatically switched along with the change of the working procedure, manual operation is not needed, the whole operation procedure is effectively simplified, the working efficiency can be improved, and the applicability is wider.
Drawings
FIG. 1 is a schematic view of a work piece fixture for a vertical machining center according to the present invention;
FIG. 2 is an enlarged schematic view of the support rod and its connection assembly shown in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1 with the support frame, table, support bar and connection assemblies thereon removed;
FIG. 4 is a schematic view of the structure of FIG. 3 after being deflected downward by a certain angle;
FIG. 5 is a schematic view of the table of FIG. 1 after being deflected downward by a certain angle;
fig. 6 is a cross-sectional view of fig. 5.
In the figure: 1 a supporting frame, 2 a workbench, 3 a supporting rod, 4 a fixed plate, 5 a telescopic cylinder, 6 a mounting block, 7 a placing groove, 8 an annular groove, 9 an arc clamping block, 10 a connecting block, 11 a moving groove, 12 a sliding groove, 13 a connecting plate, 14 a connecting rod, 15 a swinging groove, 16 a lifting groove, 17 a lifting block, 18 a through hole, 19 a screw rod, 20 a positioning block, 21 a driving gear, 22 a fixed rod, 23 a first magnetic block, 24 a placing hole, 25 a second magnetic block, 26 a sliding hole, 27 a sliding rod, 28 a spring, 29 a rack, 30 a transmission gear, 31 a fixed block, 32 a first rack, 33 a second rack and 34 a mounting cavity.
Detailed Description
Referring to fig. 1-2, a workpiece fixing device for a vertical machining center includes a table 2 fixedly mounted on a support frame 1, and a machining mechanism is fixedly mounted on the table 2.
The above noted are:
1. the work bench 2 is provided with a placing groove 7, the placing groove 7 is used for placing a workpiece to be processed, and when the workpiece is placed in the placing groove 7, the workpiece part is positioned below the upper surface of the work bench 2, so that the workpiece can be limited on the work bench 2 to a certain extent.
2. The processing mechanism comprises a supporting rod 3, a fixing plate 4, a telescopic air cylinder 5 and a mounting block 6, wherein the supporting rod 3 is fixedly arranged on a workbench 2, the fixing plate 4 is fixedly arranged on the supporting rod 3, the telescopic air cylinder 5 is connected to the fixing plate 4, the mounting block 6 is fixedly arranged at the lower end of the telescopic air cylinder 5, the axle center of the mounting block 6 and the axle center of a placing groove 7 are positioned on the same straight line, the mounting block 6 is used for fixing components for processing, and when the telescopic air cylinder 5 works, the distance between the processing components on the mounting block 6 and the workbench 2 can be adjusted, so that the distance between the processing components and workpieces can be adjusted according to requirements, the processing operation of the workpieces can be completed, and a specific processing mode can refer to the existing vertical processing center and is not specifically explained herein.
Referring to fig. 3-6, an annular groove 8 is formed in the inner wall of the placement groove 7, a plurality of arc-shaped clamping blocks 9 are connected in a sliding manner in the annular groove 8, an adjusting mechanism is mounted on the workbench 2, and the adjusting mechanism is matched with the arc-shaped clamping blocks 9.
The above noted are:
1. when a plurality of arc-shaped clamping blocks 9 are simultaneously close to the center of the placing groove 7 in the annular groove 8, workpieces with different sizes placed in the placing groove 7 can be clamped and fixed, and the axis of the workpieces can be kept consistent with the axis of the placing groove 7.
2. The adjusting structure consists of a lifting groove 16, a lifting block 17, a through hole 18, a screw rod 19, a driving gear 21, a plurality of connecting rods 14, a plurality of swinging grooves 15, a plurality of connecting blocks 10, a plurality of moving grooves 11, a plurality of sliding grooves 12 and a plurality of connecting plates 13.
3. The plurality of connecting blocks 10 are respectively fixedly installed at the lower ends of the corresponding arc-shaped clamping blocks 9, the plurality of moving grooves 11 are formed in the side walls of the placing grooves 7, each moving groove 11 is matched with the corresponding connecting block 10, and the moving direction of the arc-shaped clamping blocks 9 in the annular grooves 8 can be limited through the matching of the connecting blocks 10 and the moving grooves 11, so that the stability of the arc-shaped clamping blocks 9 during moving can be ensured.
4. Lifting groove 16 is offered on the lower lateral wall of standing groove 7, lifting block 17 sliding connection is in lifting groove 16, through-hole 18 is offered on the lower lateral wall of workstation 2, and through-hole 18 and lifting groove 16 intercommunication, lead screw 19 rotates to be connected on through-hole 18, and lead screw 19 and lifting block 17 threaded connection, drive gear 21 fixed mounting is located the outer one end of workstation 2 at lead screw 19, when rotating drive gear 21, can drive lead screw 19 and rotate, and then the accessible lead screw 19 and lifting block 17's connection effect for lifting block 17 reciprocates in lifting groove 16.
5. The upper end of the screw rod 19 is fixedly provided with a positioning block 20, the upper surface of the positioning block 20 is positioned below the bottom wall of the placing groove 7, and the design of the positioning block 20 can limit the maximum moving distance of the lifting block 17 in the lifting groove 16.
6. The plurality of swinging grooves 15 are formed in the side wall of the through hole 18, the plurality of connecting rods 14 are respectively located in the corresponding swinging grooves 15, each connecting rod 14 is rotationally connected with the lifting block 17, the plurality of connecting plates 13 are respectively fixedly installed at the lower ends of the corresponding connecting blocks 10 in pairs, each two connecting plates 13 are respectively rotationally connected with the other ends of the corresponding connecting rods 14, the plurality of sliding grooves 12 are respectively formed in the side wall of the corresponding moving groove 11, each sliding groove 12 is respectively communicated with the corresponding swinging groove 15, when the lifting block 17 moves up and down along with the rotation of the screw rod 19, the connecting effect of the plurality of connecting rods 14 and the plurality of connecting blocks 10 and the angle limiting effect of the plurality of swinging grooves 15 on the plurality of connecting rods 14 can enable the plurality of arc clamping blocks 9 to be mutually close to or far away from the circle centers of the placing grooves 7 at the same time, and accordingly, the fixing and separating operation of workpieces with different sizes can be realized.
Referring to fig. 1, 3, 4, 5 and 6, two placement holes 24 are formed in the side wall of the workbench 2, two magnet blocks 25 are slidably connected in the two placement holes 24, and springs 28 are mounted between the two magnet blocks 25 and the two placement holes 24.
The above noted are:
1. by the elastic force of the spring 28, the position of the second magnet 25 in the placement hole 24 can be kept unchanged when the second magnet 25 is not acted by external force.
2. The lower extreme fixed mounting of telescopic cylinder 5 has two dead levers 22, and all fixed mounting has magnet one 23 on two dead levers 22, two magnet one 23 respectively with two magnet two 25 positions corresponding, and two magnet one 23 are the same with two magnet two 25 one end homopolar that is close to, when telescopic cylinder 5 work makes installation piece 6 be close to the work piece, can make two dead levers 22 drive two magnet one 23 simultaneously down move, and when two magnet one 23 down move, its interval with two magnet two 25 also reduces, because magnet one 23 is the same with the one end magnetic pole that magnet two 25 are close to, consequently, repulsive interaction between magnet one 23 and the magnet two 25 increases, at this moment magnet two 25 then can overcome spring 28's elasticity down move.
3. The slide holes 26 are formed in the lower side walls of the two placement holes 24, slide rods 27 are connected in the two slide holes 26 in a sliding mode, a driving mechanism is arranged between the two slide rods 27 and the adjusting mechanism, and the driving mechanism consists of a rack 29, a transmission gear 30, a fixed block 31, a rack I32, a rack II 33 and a mounting cavity 34.
4. The rack 29 is fixedly arranged on the side wall of one end of the slide bar 27 close to the screw rod 19, the installation cavity 34 is arranged on the lower side wall of the workbench 2, the installation cavity 34 is communicated with the slide hole 26, the transmission gear 30 is rotatably connected in the installation cavity 34 through the rotating rod, the transmission gear 30 is meshed with the rack 29, the fixed block 31 is slidably connected at the lower end of the workbench 2, the rack I32 is fixedly arranged on one end of the fixed block 31 close to the slide bar 27, the rack I32 is also meshed with the transmission gear 30, the rack II 33 is fixedly arranged on one end of the fixed block 31 close to the screw rod 19, the rack II 33 is meshed with the driving gear 21, when the slide bar 27 moves downwards, the rack 29 on the rack II drives the transmission gear 30 meshed with the rack II to rotate, at this time, the first rack 32 meshed with the transmission gear 30 moves towards the direction close to the screw rod 19 under the driving action of the transmission gear 30, so that the second rack 33 drives the driving gear 21 to rotate, thereby automatically realizing the mutual approaching of the plurality of arc clamping blocks 9, completing the fixing of the workpiece, otherwise, when the processing telescopic cylinder 5 of the workpiece is moved upwards and reset, the acting force of the first magnet 23 on the second magnet 25 is reduced, at this time, the elastic force of the spring 28 can reset the second magnet 25, thereby reversing the driving gear 21 in the process, separating the plurality of arc clamping blocks 9 from each other, and realizing the separation of the workpiece, therefore, the fixing and separating operation of the workpiece on the workbench 2 are not required to be controlled manually, the whole operation procedure is simplified, and the working efficiency can be improved.
5. The use of the magnetic force between the first magnet 23 and the second magnet 25 to provide the driving force for the rotation of the driving gear 21 has a benefit, so that when the plurality of arc-shaped clamping blocks 9 are clamped and fixed on the workpiece, but the telescopic cylinder 5 still moves the mounting block 6 downwards, the fixing of the driving gear 21 does not block the downwards movement of the second magnet 25, and the problem that the parts in the driving mechanism are damaged is avoided.
6. The smallest distance between the first rack 32 and the rack 29 is greater than equal to one half the width of the slide bar 27, which is advantageous in that the first rack 32 is prevented from obstructing the movement of the slide bar 27.
7. The bump is fixedly arranged at the upper end of the fixed block 31, the groove matched with the bump is formed in the lower side wall of the workbench 2, the cross rod is fixedly arranged at the upper end of the bump, the cross groove matched with the cross rod is formed in the side wall of the groove, the connection effect between the fixed block 31 and the workbench 2 can be effectively ensured and the moving direction of the fixed block is limited through the matching of the bump and the groove and the cross rod and the cross groove, the angle change of the fixed block 31 on the workbench 2 is avoided, and then the meshing effect between the first rack 32 and the second gear 33 and the transmission gear 30 and the driving gear 21 can be ensured.
Claims (3)
1. The workpiece fixing device for the vertical machining center comprises a workbench (2) fixedly arranged on a supporting frame (1), and is characterized in that a machining mechanism is fixedly arranged on the workbench (2), the machining mechanism consists of a supporting rod (3), a fixing plate (4), a telescopic cylinder (5) and a mounting block (6), the supporting rod (3) is fixedly arranged on the workbench (2), the fixing plate (4) is fixedly arranged on the supporting rod (3), the telescopic cylinder (5) is connected onto the fixing plate (4), the mounting block (6) is fixedly arranged at the lower end of the telescopic cylinder (5), the axle center of the mounting block (6) and the axle center of a placing groove (7) are positioned on the same straight line, the lower end of the telescopic cylinder (5) is fixedly provided with two fixing rods (22), the first magnetic blocks (23) are fixedly arranged on the two fixing rods (22), the first magnetic blocks (23) correspond to the positions of the two second magnetic blocks (25) respectively, and the first magnetic blocks (23) and the second magnetic blocks (25) are close to one ends of the two magnetic blocks (25);
the automatic lifting device is characterized in that a placing groove (7) is formed in the workbench (2), an annular groove (8) is formed in the inner wall of the placing groove (7), a plurality of arc-shaped clamping blocks (9) are connected in the annular groove (8) in a sliding mode, an adjusting mechanism is mounted on the workbench (2) and matched with the arc-shaped clamping blocks (9), the adjusting mechanism comprises a lifting groove (16), a lifting block (17), a through hole (18), a screw rod (19), a driving gear (21), a plurality of connecting rods (14), a plurality of swinging grooves (15), a plurality of connecting blocks (10), a plurality of moving grooves (11), a plurality of sliding grooves (12) and a plurality of connecting plates (13), the lifting groove (16) is formed in the lower side wall of the placing groove (7), the lifting block (17) is connected in the lifting groove (16) in a sliding mode, the through hole (18) is formed in the lower side wall of the workbench (2), the through hole (18) is communicated with the lifting groove (16), the screw rod (19) is connected onto the through hole (18) in a rotating mode, the lifting block (19) is connected with the driving gear (21) in a threaded mode, and one end of the screw rod (19) is fixedly arranged on the workbench (2).
The plurality of swinging grooves (15) are formed in the side wall of the through hole (18), the plurality of connecting rods (14) are respectively located in the corresponding swinging grooves (15), each connecting rod (14) is rotationally connected with the lifting block (17), the plurality of connecting blocks (10) are respectively fixedly installed at the lower end of the corresponding arc-shaped clamping block (9), the plurality of moving grooves (11) are formed in the side wall of the placing groove (7), each moving groove (11) is respectively matched with the corresponding connecting block (10), the plurality of connecting plates (13) are respectively fixedly installed at the lower end of the corresponding connecting block (10) in pairs, each two connecting plates (13) are respectively rotationally connected with the other end of the corresponding connecting rod (14), the plurality of sliding grooves (12) are respectively formed in the side wall of the corresponding moving groove (11), and each sliding groove (12) is respectively communicated with the corresponding swinging groove (15);
two placing holes (24) are formed in the side wall of the workbench (2), two magnetic blocks (25) are connected in the two placing holes (24) in a sliding manner, springs (28) are arranged between the two magnetic blocks (25) and the two placing holes (24), sliding holes (26) are formed in the lower side wall of the two placing holes (24), sliding rods (27) are connected in the two sliding holes (26) in a sliding manner, a driving mechanism is arranged between the two sliding rods (27) and the adjusting mechanism, the driving mechanism consists of a rack (29), a transmission gear (30), a fixed block (31), a rack I (32), a rack II (33) and a mounting cavity (34), the rack (29) is fixedly arranged on one end side wall of the sliding rod (27) close to the screw rod (19), the mounting cavity (34) is formed in the lower side wall of the workbench (2), the mounting cavity (34) is communicated with the sliding holes (26), the transmission gear (30) is connected in the mounting cavity (34) in a rotating manner, the rack (30) is meshed with the rack (31) in a fixed manner, one end of the rack (31) is fixedly connected with the rack (31) close to the fixed end (31), and the first rack (32) is meshed with the transmission gear (30), the second rack (33) is fixedly arranged on one end, close to the screw rod (19), of the fixed block (31), and the second rack (33) is meshed with the driving gear (21).
2. The workpiece fixture for a vertical machining center according to claim 1, wherein the minimum distance between the rack one (32) and the rack (29) is greater than half the width of the slide bar (27).
3. The workpiece fixing device for the vertical machining center according to claim 1, wherein a protruding block is fixedly arranged at the upper end of the fixing block (31), a groove matched with the protruding block is formed in the lower side wall of the workbench (2), a cross rod is fixedly arranged at the upper end of the protruding block, and a transverse groove matched with the cross rod is formed in the side wall of the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210476249.4A CN114700787B (en) | 2022-04-29 | 2022-04-29 | Workpiece fixing device for vertical machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210476249.4A CN114700787B (en) | 2022-04-29 | 2022-04-29 | Workpiece fixing device for vertical machining center |
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| Publication Number | Publication Date |
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| CN114700787A CN114700787A (en) | 2022-07-05 |
| CN114700787B true CN114700787B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210476249.4A Active CN114700787B (en) | 2022-04-29 | 2022-04-29 | Workpiece fixing device for vertical machining center |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6899121B2 (en) * | 2016-12-19 | 2021-07-07 | パスカルエンジニアリング株式会社 | Magnetic clamp device |
| CN109759876A (en) * | 2019-03-22 | 2019-05-17 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Pressing device |
| CN111842967A (en) * | 2020-07-24 | 2020-10-30 | 南京道卡机电科技有限公司 | Steel pipe drilling equipment that accuracy is high |
| CN111922759B (en) * | 2020-10-13 | 2021-03-02 | 常德市金艺机械制造有限公司 | Workpiece fixing device for vertical machining center |
| CN214023673U (en) * | 2020-10-29 | 2021-08-24 | 佛山市顺德区梓泓刀具有限公司 | Clamping device for machining tungsten rod milling cutter |
| CN213888522U (en) * | 2020-11-20 | 2021-08-06 | 江苏阿萨普智能科技有限公司 | Tapping machine with positioning function and convenient tool retracting function |
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