CN111745614A - Carpenter center punctuation perforating device - Google Patents
Carpenter center punctuation perforating device Download PDFInfo
- Publication number
- CN111745614A CN111745614A CN202010612389.0A CN202010612389A CN111745614A CN 111745614 A CN111745614 A CN 111745614A CN 202010612389 A CN202010612389 A CN 202010612389A CN 111745614 A CN111745614 A CN 111745614A
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- China
- Prior art keywords
- workbench
- punctuation
- connecting rod
- sliding
- block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
- B25H7/045—Devices, e.g. scribers, for marking characterised by constructional details of the marking elements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Drilling, And Turning Of Wood (AREA)
Abstract
The invention relates to a punching device, in particular to a woodworking center punctuation punching device. The technical problem to be solved is as follows: the woodworking center punctuation perforating device can realize automatic intermittent conveying of timbers to complete punctuation and save labor. The technical scheme of the invention is as follows: a woodworking center punctuation perforating device comprises a base and a workbench, wherein the workbench is connected with the front side of the top of the base; a supporting table is arranged in the middle of the rear side of the top of the base; the transmission mechanism is connected between the top of the support table and the workbench; the feeding mechanism is connected with the rear side of the workbench. Through the cooperation between drive mechanism and the feed mechanism, can realize automatic intermittent type material loading, need not artifical transmission timber to can adjust the mark point position of timber according to the big or small specification of timber, carry out the mark point from this, with regard to labour saving and time saving like this, improve the uniform rate of mark point.
Description
Technical Field
The invention relates to a punching device, in particular to a woodworking center punctuation punching device.
Background
At present, with the continuous improvement of the living standard of people, people pay more and more attention to the living quality, furniture becomes one of the bases for improving the living quality of people, and people chase and favor fashionable and expensive furniture. A problem is common in most furniture factories when producing furniture: when cylindrical timber needs to be punched, a cross positioning line method is generally used, iron nails are aligned to punching points, and finally, punching points are knocked by a knocking tool.
Patent application CN201420294262.9 is a woodworking punching positioning device, which comprises a template system, a baffle system and a guide system. The front side of the template system is provided with a guide ruler system, and the back side of the template system is provided with a baffle system. The template system includes handle, the template that punches, combination sleeve pipe, T shape sleeve pipe and independent sleeve pipe, the plate washer system including location plate washer, glass lens, plate washer screw and square nut, the guide ruler system include guide ruler, guide ruler checkpost, connecting rod and guide ruler screw. The method is simple and easy to learn, reduces the technical requirements on workers, and reduces the labor cost, thereby improving the processing accuracy and efficiency of furniture products, particularly plate-type customized furniture products, and reducing the rework rate. However, the operation requires people to continuously convey the wood, and therefore, certain manpower is required.
Therefore, the woodworking center marking point punching device capable of automatically and intermittently conveying wood to complete marking and save manpower is developed.
Disclosure of Invention
In order to overcome the defects that the prior art punches the wood and consumes manpower, the technical problem to be solved is as follows: the marking point punching device for the woodworking center can realize automatic intermittent conveying of wood to finish marking points and save manpower.
The technical scheme of the invention is as follows: a woodworking center punctuation perforating device comprises:
the front side of the top of the base is connected with the workbench;
a supporting table is arranged in the middle of the rear side of the top of the base;
the transmission mechanism is connected between the top of the support table and the workbench;
the feeding mechanism is connected with the rear side of the workbench.
Preferably, the transmission mechanism comprises:
the top of the support table is connected with a motor;
the shaft sleeve is connected to the output shaft of the motor;
the shaft sleeve is connected with the gear lacking wheel;
the two sides of the front part of the workbench are both connected with the mounting blocks;
the gear sleeve is connected between the mounting blocks in a sliding manner, and the upper side and the lower side in the gear sleeve can be meshed with the missing gear;
the front side of the workbench is provided with a linear groove, the top of the gear sleeve is connected with a movable mold for conveying wood, the movable mold is connected with the workbench in a sliding manner, and the movable mold penetrates through the linear groove;
the rear side of the movable mould is connected with a wedge block, and the wedge block is matched with a part of the feeding mechanism;
the upper part of the left side of the workbench is connected with a supporting seat;
the threaded rod is connected between the two sides of the supporting seat in a threaded manner;
the two sides of the top of the supporting seat are provided with the sliding rails, and the threaded rod is positioned between the sliding rails;
the sliding blocks are connected between the sliding rails in a sliding manner, and the bottoms of the sliding blocks are rotatably connected with the threaded rods;
the sliding block is connected with a marking device used for marking the wood in a sliding way;
the first spring is connected between the punctuator and the right side of the sliding block and sleeved outside the punctuator;
and the push plate is arranged on one side of the moving die, which is far away from the punctuator, and is used for clamping wood in a sliding manner.
Preferably, the feeding mechanism comprises:
the left side and the right side of the rear side of the top of the workbench are both connected with a second support frame;
the two sides of the rear wall of the workbench are both connected with the first support frame;
the top parts of the first support frame and the second support frame are both connected with a rotating shaft;
the feeding plate for placing wood is connected between the rotating shafts;
the middle of the rear side of the top of the workbench is provided with a supporting block;
the upper part of the supporting block is rotatably connected with a first connecting rod;
the torsion spring is connected between the first connecting rod and the supporting block and sleeved outside the first connecting rod;
the movable connecting plates are connected with the left side and the right side of the first connecting rod respectively and are connected with the second strip-shaped groove and the first strip-shaped groove in a sliding manner;
the dog, the first connecting rod front side right part is connected with the dog, dog and wedge extrusion fit.
Preferably, the device further comprises a clamping mechanism, wherein the clamping mechanism comprises:
the right end of the movable mould is connected with the cover plate;
the middle part of the cover plate is connected with a second connecting rod in a sliding manner, and the left end of the second connecting rod is connected with the push plate;
the second spring is connected between the push plate and the inner right wall of the movable die and sleeved outside the second connecting rod;
the right side of the second connecting rod is connected with a fixing ring.
Preferably, the wedge-shaped block is triangular in shape.
The invention has the beneficial effects that: 1. through the cooperation between drive mechanism and the feed mechanism, can realize automatic intermittent type material loading, need not artifical transmission timber to can adjust the mark point position of timber according to the big or small specification of timber, carry out the mark point from this, with regard to labour saving and time saving like this, improve the uniform rate of mark point.
2. Through the cooperation of chucking mechanism, can realize the chucking to timber position, make it can improve stability and rate of accuracy at the punctuation in-process.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic perspective view of the base, the worktable and the supporting table of the present invention.
Fig. 4 is a schematic perspective view of the transmission mechanism of the present invention.
Fig. 5 is a schematic perspective view of the feeding mechanism of the present invention.
Fig. 6 is a schematic perspective view of the transmission mechanism and the clamping mechanism of the present invention.
Fig. 7 is a schematic partial perspective view of the feeding mechanism of the present invention.
Fig. 8 is an enlarged perspective view of part a of the present invention.
Reference numerals: 1_ base, 2_ workbench, 3_ supporting table, 4_ transmission mechanism, 41_ motor, 42_ shaft sleeve, 43_ missing gear, 44_ mounting block, 45_ gear sleeve, 46_ moving die, 47_ threaded rod, 48_ supporting seat, 49_ sliding rail, 410_ sliding block, 411_ marker, 412_ first spring, 414_ wedge block, 415_ push plate, 5_ feeding mechanism, 51_ first supporting frame, 52_ second supporting frame, 53_ movable connecting plate, 54_ first connecting rod, 55_ supporting block, 56_ torsion spring, 58_ feeding plate, 59_ rotating shaft, 510_ stop, 6_ clamping mechanism, 61_ second connecting rod, 62_ fixed ring, 63_ cover plate and 64_ second spring.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Example 1
A woodworking center punctuation perforating device is shown in figures 1-3 and comprises a base 1, a workbench 2, a support table 3, a transmission mechanism 4 and a feeding mechanism 5, wherein the front side of the top of the base 1 is connected with the workbench 2, the support table 3 is arranged in the middle of the rear side of the top of the base 1, the transmission mechanism 4 is connected between the top of the support table 3 and the workbench 2, and the rear side of the workbench 2 is connected with the feeding mechanism 5.
When people need put timber center punctuation, place timber on feed mechanism 5 earlier, then start drive mechanism 4, when drive mechanism 4's part and feed mechanism 5's part contact, drive timber and roll into drive mechanism 4's part in, and then make timber by center punctuation, take out timber after the punctuation is accomplished, when not needing to the timber punctuation, close drive mechanism 4 can.
Example 2
On the basis of embodiment 1, as shown in fig. 4, 6 and 8, the transmission mechanism 4 includes a motor 41, a shaft sleeve 42, a gear lacking wheel 43, a mounting block 44, a gear sleeve 45, a moving mold 46, a threaded rod 47, a support seat 48, a slide rail 49, a slide block 410, a pointer 411, a first spring 412, a connecting block 413, a wedge block 414 and a push plate 415, the top of the support table 3 is connected with the motor 41, the shaft sleeve 42 is connected to an output shaft of the motor 41, the gear lacking wheel 43 is connected to the shaft sleeve 42, the mounting blocks 44 are connected to the left and right middle portions of the front portion of the worktable 2, the gear sleeve 45 is connected between the mounting blocks 44 in a sliding manner, the upper and lower sides in the gear sleeve 45 can be engaged with the gear lacking wheel 43, a straight groove is formed in the front portion of the worktable 2, the moving mold 46 is connected to the worktable 2, the moving mold 46 passes through the straight groove in a sliding manner, the, wedge 414 and feed mechanism 5's part cooperation, workstation 2 left side upper portion is connected with supporting seat 48, threaded connection has threaded rod 47 between the upper and lower both sides of supporting seat 48, both sides all are equipped with slide rail 49 around the supporting seat 48 top, threaded rod 47 is located between the slide rail 49, sliding connection has slider 410 between the slide rail 49, the slider 410 bottom is connected with threaded rod 47 rotary type, sliding connection has punctuation ware 411 on slider 410, be connected with first spring 412 between punctuation ware 411 and the slider 410 right side, first spring 412 overlaps in the punctuation ware 411 outside, the right side sliding type is provided with push pedal 415 in the movable mould 46.
When people place wood on the feeding mechanism 5, people firstly adjust the position of the point marker 411 according to the position of the point marker of the wood, the threaded rod 47 is rotated anticlockwise, the threaded rod 47 moves downwards to drive the sliding block 410 and the point marker 411 to move downwards, when the position needs to be adjusted to be high, the threaded rod 47 is rotated clockwise, the threaded rod 47 moves upwards to drive the sliding block 410 and the point marker 411 to move upwards, after the position is adjusted, people stop rotating the threaded rod 47, start the motor 41, rotate the motor 41 anticlockwise to drive the shaft sleeve 42 and the gear wheel 43 to rotate anticlockwise, when the gear wheel 43 rotates to be meshed with the teeth on the lower side of the gear sleeve 45, the gear wheel 43 drives the gear sleeve 45, the moving die 46, the push plate 415 and the wedge block 414 to move rightwards, when the wedge block 414 moves rightwards to be extruded with the part of the feeding mechanism 5, the part of the feeding mechanism 5 is driven to roll onto the moving die 46, when the lacking gear 43 rotates to be separated from the teeth on the lower side of the gear sleeve 45 and is meshed with the teeth on the upper side, the lacking gear 43 drives the gear sleeve 45, the moving die 46, the push plate 415, the wedge block 414 and the wood move leftwards, after the push plate 415 is separated from the feeding mechanism 5, the wood in the feeding mechanism 5 cannot fall off, when the wood moves leftwards to extrude the marker 411, the marker 411 moves leftwards, the first spring 412 is compressed, the marker 411 marks the wood, when the moving die 46 and the wood after the marker succeeds move rightwards, the wood is separated from the marker 411, under the action of the first spring 412, the marker 411 is driven to move rightwards to reset, people can take out the wood, and when the device is not needed, the motor 41 is turned off.
Example 3
On the basis of the embodiment 2, as shown in fig. 5-7, the feeding mechanism 5 includes a first support frame 51, a second support frame 52, a movable connection plate 53, a first connection rod 54, a support block 55, a torsion spring 56, a movable bolt 57, a feeding plate 58 and a rotation shaft 59, the second support frame 52 is connected to the left and right sides of the rear side of the top of the worktable 2, the first support frame 51 is connected to the left and right sides of the rear wall of the worktable 2, the rotation shaft 59 is connected to the tops of the first support frame 51 and the second support frame 52, the feeding plate 58 is connected between the rotation shafts 59, the support block 55 is disposed in the middle of the rear side of the top of the worktable 2, the first connection rod 54 is rotatably connected to the upper portion of the support block 55, the torsion spring 56 is connected between the first connection rod 54 and the support block 55, the torsion spring 56 is sleeved outside the first, go up flitch 58 anterior left and right sides and open and to have the second bar groove, the second bar groove is located first bar groove front side, and the second bar groove and the crisscross distribution of first bar groove position of homonymy, the left and right sides all is connected with swing joint board 53 on the head rod 54, and swing joint board 53 is connected with second bar groove and first bar groove sliding type respectively, and head rod 54 front side right part is connected with dog 510, dog 510 and wedge 414 extrusion fit.
When people need to mark the center of the wood, the wood is firstly placed on the feeding plate 58, the movable connecting plate 53 at the front side blocks the wood, the wedge-shaped block 414 extrudes the stopper 510, the stopper 510 moves downwards to drive the first connecting rod 54 to rotate, the torsion spring 56 is twisted, the front side of the movable connecting plate 53 moves downwards, the rear side of the movable connecting plate 53 moves upwards, the wood at the foremost side drops into the movable mould 46, after the wedge-shaped block 414 is separated from the stopper 510, the first connecting rod 54 is driven to rotate and reset under the action of the torsion spring 56, the front side of the movable connecting plate 53 moves upwards, the rear side of the movable connecting plate 53 moves downwards to reset to block the wood, and the intermittent feeding effect can be completed by repeating the operations.
Still including chucking mechanism 6, chucking mechanism 6 is including second connecting rod 61, solid fixed ring 62, apron 63 and second spring 64, it is connected with apron 63 to remove mould 46 right-hand member, apron 63 middle part sliding connection has second connecting rod 61, second connecting rod 61 left end is connected with push pedal 415, be connected with second spring 64 between the right wall in push pedal 415 and the removal mould 46, second spring 64 cover is in the second connecting rod 61 outside, second connecting rod 61 right side is connected with solid fixed ring 62.
Before timber dropped the removal mould 46, earlier with second connecting rod 61, fixed ring 62 and push pedal 415 move to the right, second spring 64 is compressed, after timber dropped the removal mould 46, people loose their hands, under the effect of second spring 64, second connecting rod 61, fixed ring 62 and push pedal 415 move left and block timber, just so can block timber, when people need take out timber, move second connecting rod 61, fixed ring 62 and push pedal 415 to the right again, second spring 64 is compressed, make push pedal 415 loosen timber, people can take out timber this moment, later people loose their hands, under the effect of second spring 64, second connecting rod 61, fixed ring 62 and push pedal 415 move left and reset.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a carpenter center punctuation perforating device which characterized in that, including:
the device comprises a base (1) and a workbench (2), wherein the workbench (2) is connected to the front side of the top of the base (1);
a supporting table (3) is arranged in the middle of the rear side of the top of the base (1);
the transmission mechanism (4) is connected between the top of the support table (3) and the workbench (2);
the rear side of the workbench (2) is connected with the feeding mechanism (5).
2. A woodworking center punctuation perforating device according to claim 1, characterized in that the transmission mechanism (4) comprises:
the top of the support table (3) is connected with the motor (41);
the shaft sleeve (42) is connected to the output shaft of the motor (41);
the shaft sleeve (42) is connected with a gear lack (43);
the two sides of the front part of the workbench (2) are connected with the mounting blocks (44);
the gear sleeve (45) is connected between the mounting blocks (44) in a sliding manner, and the upper side and the lower side in the gear sleeve (45) can be meshed with the missing gear (43);
the wood conveying device comprises a movable die (46), wherein a linear groove is formed in the front side of a workbench (2), the top of a gear sleeve (45) is connected with the movable die (46) for conveying wood, the movable die (46) is connected with the workbench (2) in a sliding mode, and the movable die (46) penetrates through the linear groove;
the rear side of the movable mould (46) is connected with a wedge block (414), and the wedge block (414) is matched with a part of the feeding mechanism (5);
the upper part of the left side of the workbench (2) is connected with the supporting seat (48);
the threaded rod (47) is connected between the two sides of the supporting seat (48) in a threaded manner;
the two sides of the top of the supporting seat (48) are provided with the sliding rails (49), and the threaded rod (47) is positioned between the sliding rails (49);
the sliding blocks (410) are connected between the sliding rails (49) in a sliding manner, and the bottoms of the sliding blocks (410) are rotatably connected with the threaded rods (47);
the marking device (411) is connected with the sliding block (410) in a sliding way, and the marking device (411) is used for marking the wood;
the first spring (412) is connected between the punctuator (411) and the right side of the sliding block (410), and the first spring (412) is sleeved on the outer side of the punctuator (411);
the push plate (415), the side of the moving die (46) far away from the marking device (411) is provided with the push plate (415) used for clamping wood in a sliding mode.
3. The woodworking center punctuation perforating device according to claim 2, characterized in that the loading mechanism (5) comprises:
the left side and the right side of the rear side of the top of the workbench (2) are connected with the second support frame (52);
the two sides of the rear wall of the workbench (2) are connected with the first support frames (51);
the top parts of the first support frame (51) and the second support frame (52) are connected with a rotating shaft (59);
the feeding plates (58) for placing wood are connected between the feeding plates (58) and the rotating shafts (59);
the middle of the rear side of the top of the workbench (2) is provided with a supporting block (55);
the upper part of the supporting block (55) is rotatably connected with the first connecting rod (54);
the torsion spring (56) is connected between the first connecting rod (54) and the supporting block (55), and the torsion spring (56) is sleeved outside the first connecting rod (54);
the movable connecting plates (53), both sides of the front part of the upper material plate (58) are provided with first strip-shaped grooves, both sides of the front part of the upper material plate (58) are provided with second strip-shaped grooves, the second strip-shaped grooves are positioned on the front sides of the first strip-shaped grooves, the positions of the second strip-shaped grooves and the first strip-shaped grooves on the same side are distributed in a staggered manner, both sides of the left side and the right side of the first connecting rod (54) are connected with the movable connecting plates (53) for stopping materials, and the movable connecting plates (53) are respectively connected with the second strip;
the right part of the front side of the first connecting rod (54) is connected with the stop block (510), and the stop block (510) is in extrusion fit with the wedge block (414).
4. A woodworking center punctuation perforating device as defined in claim 3, further comprising a clamping mechanism (6), the clamping mechanism (6) comprising:
the cover plate (63) is connected to the right end of the movable die (46);
the middle part of the cover plate (63) is connected with the second connecting rod (61) in a sliding manner, and the left end of the second connecting rod (61) is connected with the push plate (415);
the second spring (64) is connected between the push plate (415) and the inner right wall of the movable die (46), and the second spring (64) is sleeved on the outer side of the second connecting rod (61);
the right side of the second connecting rod (61) is connected with a fixed ring (62).
5. The woodworking center punctuation perforating device as defined in claim 4, characterized in that the wedge (414) is triangular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612389.0A CN111745614A (en) | 2020-06-30 | 2020-06-30 | Carpenter center punctuation perforating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612389.0A CN111745614A (en) | 2020-06-30 | 2020-06-30 | Carpenter center punctuation perforating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111745614A true CN111745614A (en) | 2020-10-09 |
Family
ID=72678218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010612389.0A Withdrawn CN111745614A (en) | 2020-06-30 | 2020-06-30 | Carpenter center punctuation perforating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111745614A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112280946A (en) * | 2020-10-20 | 2021-01-29 | 林月娥 | Adjustable synthetic board heat treatment device |
| CN112476679A (en) * | 2020-11-05 | 2021-03-12 | 胡小林 | Bamboo slitting equipment |
| CN112705755A (en) * | 2021-01-28 | 2021-04-27 | 汪诚 | Automatic tapping device for nuts |
| CN112719356A (en) * | 2020-12-28 | 2021-04-30 | 施崇玉 | Follow-up continuous punching device for steel pipe machining |
| CN112757371A (en) * | 2020-12-16 | 2021-05-07 | 尚雅楠 | PCB board automatic cutting device |
| CN112829011A (en) * | 2021-01-13 | 2021-05-25 | 赖树明 | Production manufacturing is with wooden cutting board equipment |
| CN112917449A (en) * | 2021-01-08 | 2021-06-08 | 段佳龙 | Quick marking device of steel sheet for intelligent manufacturing |
| CN114029521A (en) * | 2021-11-24 | 2022-02-11 | 叶水龙 | Arc plate precision positioning and punching equipment for medical treatment |
-
2020
- 2020-06-30 CN CN202010612389.0A patent/CN111745614A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112280946A (en) * | 2020-10-20 | 2021-01-29 | 林月娥 | Adjustable synthetic board heat treatment device |
| CN112476679A (en) * | 2020-11-05 | 2021-03-12 | 胡小林 | Bamboo slitting equipment |
| CN112757371A (en) * | 2020-12-16 | 2021-05-07 | 尚雅楠 | PCB board automatic cutting device |
| CN112719356A (en) * | 2020-12-28 | 2021-04-30 | 施崇玉 | Follow-up continuous punching device for steel pipe machining |
| CN112917449A (en) * | 2021-01-08 | 2021-06-08 | 段佳龙 | Quick marking device of steel sheet for intelligent manufacturing |
| CN112917449B (en) * | 2021-01-08 | 2024-05-10 | 保定福桥新材料科技有限公司 | Intelligent manufacturing steel plate quick scribing device |
| CN112829011A (en) * | 2021-01-13 | 2021-05-25 | 赖树明 | Production manufacturing is with wooden cutting board equipment |
| CN112705755A (en) * | 2021-01-28 | 2021-04-27 | 汪诚 | Automatic tapping device for nuts |
| CN114029521A (en) * | 2021-11-24 | 2022-02-11 | 叶水龙 | Arc plate precision positioning and punching equipment for medical treatment |
| CN114029521B (en) * | 2021-11-24 | 2024-06-07 | 太炫科技(南京)有限公司 | Accurate positioning punching equipment for medical arc-shaped plate |
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Application publication date: 20201009 |
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| WW01 | Invention patent application withdrawn after publication |