CN218925757U - Hardware stamping part orthopedic device - Google Patents
Hardware stamping part orthopedic device Download PDFInfo
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- CN218925757U CN218925757U CN202223423226.1U CN202223423226U CN218925757U CN 218925757 U CN218925757 U CN 218925757U CN 202223423226 U CN202223423226 U CN 202223423226U CN 218925757 U CN218925757 U CN 218925757U
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- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000007599 discharging Methods 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 5
- 238000005495 investment casting Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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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 utility model discloses a hardware stamping part correcting device, which comprises: the device comprises an orthopedic platform, a lower template, an upper template, a buffer mechanism and a pushing plate; the upper surface part of the orthopedic platform is sunken to form the discharging groove, the discharging groove is provided with two lower templates which can be propped against the discharging groove through the interval of the lifting mechanism in a vertical liftable manner, the middle parts of the two lower templates are respectively protruded downwards and spliced with the discharging groove to form a cavity for correcting a workpiece, a top plate is arranged right above the cavity in a liftable manner, the lower surface of the top plate is fixedly provided with an upper template which can extend into the cavity, and the top plates at two ends of the upper template are fixedly provided with at least two groups of buffer mechanisms which can enable the two lower templates to prop against the discharging groove.
Description
Technical Field
The utility model relates to the technical field of hardware part correction, in particular to a hardware stamping part correction device.
Background
The surface size matching of the hardware parts is required to be within a certain tolerance range, the assembly or connection of the parts is facilitated, and the sizes of the parts are obtained through cutting processing, direct casting forming, manual correction, die correction, press correction and the like.
And (3) searching: chinese patent application number is "CN202023200134.8" discloses a precision casting hardware orthopedic device, including cope match-plate pattern and lower bolster, the downside of cope match-plate pattern is the rectangle and is equipped with four locating pins, and the spring is arranged in the locating pin outside, is equipped with the die cavity in the lower bolster for place precision casting hardware blank, the lower bolster is placed on the table surface of hydraulic press downside.
The inventors have found that the following problems exist with the prior art in the practice of the present utility model:
in the process of correcting, the upper die plate is required to be opened, and hardware parts are taken out from the die cavity of the lower die plate, so that the workload of workers is increased, the degree of automation is low, a certain danger is brought to the safety of the workers in the process of manually taking materials, and the correcting efficiency is reduced.
Therefore, the hardware stamping part correcting device with the automatic discharging function in the using process does not need to be manually taken, and the correcting efficiency is improved.
Disclosure of Invention
Aiming at the technical problems, the utility model aims to overcome the problems that in the prior art, an upper die plate needs to be opened and hardware parts are taken out from a die cavity of a lower die plate in the process of correcting, so that the workload of workers is increased, the automation degree is low, certain danger is brought to the safety of the workers in the process of manually taking materials, and the correction efficiency is reduced, thereby providing the hardware stamping part correction device with the function of automatic discharging in the use process, without manually taking materials, and improving the correction efficiency.
In order to achieve the above object, the present utility model provides a hardware stamping part orthopedic device, comprising: the device comprises an orthopedic platform, a lower template, an upper template, a buffer mechanism and a pushing plate;
the upper surface part of the orthopedic platform is sunken to form the blown down tank, the blown down tank is provided with through elevating system interval and vertical liftable and can support two lower bolster on the blown down tank, the middle part of both downwards protrusion respectively and with the blown down tank concatenation forms the die cavity that is used for correcting the work piece, be provided with the roof directly over the liftable of die cavity, the lower fixed surface of roof is provided with the cope match-plate pattern that can stretch into in the die cavity, and is located the cope match-plate pattern both ends the roof is fixed to be provided with two at least groups can make the lower bolster support the buffer gear who leans on in the blown down tank, the one end level of blown down tank and movably be provided with the flitch that can follow its other end release.
Preferably, the lifting mechanism comprises: the lifting column, the reset spring, the limiting block and the connecting plate; wherein,,
the lower surfaces at two ends of the lower template are respectively connected together through connecting plates, two lifting columns are respectively arranged on the lower surfaces of the connecting plates at intervals and vertically, a fixing seat is fixedly arranged below the connecting plates horizontally, two lifting columns respectively penetrate through the fixing seat and are fixedly provided with limiting blocks, a reset spring is fixedly sleeved on each lifting column between the connecting plates and the fixing seat, and the bottom ends of the buffer mechanisms are propped against the connecting plates.
Preferably each set of said cushioning mechanisms comprises: the buffer comprises a buffer shell, a buffer sliding block, a buffer spring and a buffer plate; wherein,,
the top of the buffer shell is vertically arranged and fixed on the top plate, the buffer sliding block is arranged in the buffer shell in a lifting manner, one end of the buffer spring which is vertically arranged and has an elastic coefficient larger than that of the reset spring is fixedly arranged at the top of the buffer shell, the other end of the buffer spring is fixed on the buffer sliding block, the top end part of the buffer plate which is vertically arranged extends into the buffer shell and is fixed on the buffer sliding block, and a pressing plate which is used for propping against the connecting plate is horizontally and fixedly arranged at the bottom end of the buffer sliding block.
Preferably, the orthopedic device further comprises a drive mechanism for driving the pusher plate to move horizontally within the spout, the drive mechanism comprising: rack plate, motor and gear; wherein,,
the pushing plate is opposite to one side of the lower die plate, the rack plate is horizontally fixed, the free end of the rack plate penetrates out of the side wall of the orthopedic platform, a motor is horizontally and fixedly arranged on the side wall of the orthopedic platform below the rack plate, and a gear which is in meshing connection with the rack plate is fixedly arranged on an output shaft of the motor and is horizontally arranged.
Preferably, the pushing plate is further horizontally provided with a guide rod parallel to the rack plate, and the guide rod horizontally penetrates through a guide hole horizontally penetrating through the side wall of the orthopedic platform.
Preferably, the orthopedic device further comprises an oil press for driving the top plate to lift in the vertical direction, and the top of the top plate is fixedly connected with the driving end of the oil press.
Preferably, the orthopedic device further comprises a material receiving box, wherein the end, far away from the pushing plate, of the orthopedic platform is vertically and fixedly provided with the material receiving box with an upward opening, and the opening of the material receiving box is positioned at the discharge end of the discharge chute.
Preferably, two side edges of the discharging groove are respectively and partially recessed inwards to form clamping grooves matched with the two lower templates, and two ends of the two lower templates are respectively clamped into the clamping grooves.
According to the technical scheme, the hardware stamping part orthopedic device provided by the utility model has the beneficial effects that: the bottom ends of the two lower templates are propped against the bottom of the discharging groove through a buffer mechanism, a workpiece to be corrected is horizontally placed in a cavity formed by the two lower templates and the discharging groove, the top plate is lowered along the vertical direction so that the upper templates arranged on the lower surfaces of the lower templates extend into the cavity, the upper templates are tightly attached to the upper surfaces of the workpiece to be corrected, required flatness is achieved after stamping, the top plate is lifted until the upper templates leave the cavity until the buffer mechanism is separated from the two lower templates, the two lower templates are lifted to the position above the discharging groove under the action of the lifting mechanism, and meanwhile, the pushing plate moves along the discharging groove and pushes the corrected workpiece out of the other end of the discharging groove, so that the automatic discharging function is achieved, the material taking efficiency is improved without manual work.
Additional features and advantages of the utility model will be set forth in the detailed description which follows; and none of the utility models are related to the same or are capable of being practiced in the prior art.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
FIG. 1 is a schematic illustration of a hardware stamping orthopedic device provided in a preferred embodiment of the present utility model;
FIG. 2 is an exploded view of the lifting mechanism and the orthopedic platform of the hardware stamping orthopedic device provided in a preferred embodiment of the present utility model;
FIG. 3 is a structural cross-sectional view of the orthopedic platform;
fig. 4 is a schematic view of the cushioning mechanism of the hardware stamping orthopedic device provided in a preferred embodiment of the present utility model.
Description of the reference numerals
1. An orthopedic platform; 2. a discharge chute; 3. a lower template; 4. a cavity; 5. an upper template; 6. a top plate; 7. an oil press; 8. a buffer mechanism; 801. a buffer housing; 802. a buffer slider; 803. a buffer spring; 804. a buffer plate; 9. a lifting mechanism; 901. lifting columns; 902. a return spring; 903. a limiting block; 904. a connecting plate; 10. a material receiving box; 11. a pushing plate; 12. a driving mechanism; 1201. rack plate; 1202. a motor; 1203. a gear; 13. a guide rod; 14. a clamping groove; 15. a fixing seat; 16. and (5) pressing plates.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
As shown in fig. 1-4, the present utility model provides a hardware stamping orthopedic device, which includes: the device comprises an orthopedic platform 1, a lower template 3, an upper template 5, a buffer mechanism 8 and a pushing plate 11;
the upper surface of the orthopedic platform 1 is partially sunken to form a discharging groove 2, the discharging groove 2 is provided with two lower templates 3 which can be propped against the discharging groove 2 in a vertically liftable manner at intervals through a lifting mechanism 9, the middle parts of the two lower templates are respectively protruded downwards and spliced with the discharging groove 2 to form a die cavity 4 for correcting a workpiece, a top plate 6 is arranged right above the die cavity 4 in a liftable manner, an upper template 5 which can extend into the die cavity 4 is fixedly arranged on the lower surface of the top plate 6, at least two groups of buffer mechanisms 8 which can enable the two lower templates 3 to prop against the discharging groove 2 are fixedly arranged on the top plate 6 at two ends of the upper template 5, and one end of the discharging groove 2 is horizontally and movably provided with a pushing plate 11 which can push the workpiece out from the other end of the discharging groove 2.
In the above-mentioned scheme, as shown in fig. 1, the bottom ends of the two lower templates 3 are abutted against the bottom of the discharge chute 2 through the buffer mechanism 8, the workpiece to be corrected is horizontally placed in the cavity 4 formed by the two lower templates 3 and the discharge chute 2, the top plate 6 is lowered vertically so that the upper templates 6 arranged on the lower surfaces of the upper templates extend into the cavity, the upper templates 5 are tightly attached to the upper surfaces of the workpiece to perform correction treatment, the required flatness is obtained after stamping, after correction, the top plate 6 is lifted until the upper templates 5 leave the cavity 4 until the buffer mechanism 8 is separated from the two lower templates 3, and the two lower templates 3 are lifted above the discharge chute 2 under the action of the lifting mechanism 9, and at the same time, the pushing plate 11 is moved along the discharge chute 2 and pushes the corrected workpiece out of the other end of the discharge chute 2, thereby completing the automatic discharging function without improving the labor efficiency.
In a preferred embodiment of the present utility model, the lifting mechanism 9 comprises: lifting column 901, return spring 902, stopper 903 and connecting plate 904; wherein,,
the lower surfaces at two ends of the lower template 3 are respectively connected together through a connecting plate 904, two lifting columns 901 are respectively arranged on the lower surface of each connecting plate 904 at intervals and vertically, a fixing seat 15 is horizontally and fixedly arranged under the connecting plate 904, two lifting columns 901 respectively penetrate through the fixing seat 15 and are fixedly provided with a limiting block 903, a reset spring 902 is fixedly sleeved on each lifting column 901 between the connecting plate 904 and the fixing seat 15, and the bottom end of the buffer mechanism 8 is propped against the connecting plate 904.
In the above-mentioned scheme, as shown in fig. 1 to 2, in the process of the correction, when the two lower templates 3 are not subjected to the acting force of the buffer mechanism 8, the initial state is under the action of the lifting mechanism 9, the two lower templates 3 are located above the discharging chute 2, when the workpiece is required to be corrected, the top plate 6 is started to drive the upper templates 5 and the buffer mechanism 8 to descend and push the two lower templates 3 to overcome the acting force of the return spring 902 until the bottom ends of the two lower templates 3 are abutted against the discharging chute 2, and after the correction is finished, the top plate 6 is lifted up in the vertical direction and drives the upper templates 5 and the buffer mechanism 8 to ascend and separate from the two lower templates 3, and the two lower templates 3 are lifted to the initial position directly above the discharging chute 2 under the action of the return spring 902, so that the pushing plate 11 is convenient for discharging the corrected workpiece from the other end of the discharging chute 2. In a preferred embodiment of the utility model, each set of said buffer means 8 comprises: a buffer housing 801, a buffer slider 802, a buffer spring 803, and a buffer plate 804; wherein,,
the top of the buffer housing 801 that is vertical setting is fixed on the roof 6, the buffer slider 802 is liftable to be set up in the buffer housing 801, is vertical setting and elasticity coefficient is greater than the one end of the buffer spring 803 of reset spring 902 elasticity coefficient is fixed to be set up the top of the buffer housing 801, its other end is fixed on the buffer slider 802, is vertical setting the top portion of the buffer plate 804 stretches into in the buffer housing 801 and fixes on the buffer slider 802, its bottom horizontal fixation is provided with and is used for supporting to lean on the clamp plate 16 on the connecting plate 904.
In the above-mentioned scheme, the top plate 6 is moved downwards to drive the buffer mechanism 8 to descend, because the elastic coefficient of the buffer spring 803 of the buffer mechanism 8 is greater than that of the return spring 902, when the pressure plate 6 descends, the return springs 902 are compressed respectively until the bottom ends of the two lower templates 3 respectively abut against the discharge chute 2, the pressure plate 6 continues to descend and drives the upper templates 5 to perform the correction on the workpiece and compress the buffer springs 803, after the punching correction is finished, the buffer springs 803 gradually return to the initial state from the compressed state in the upward movement process of the pressure plate 6, and when the buffer springs 803 return to the initial state, the return springs 902 of the lifting mechanism 9 also return to the initial state from the compressed state, when the buffer mechanism 8 ascends along with the pressure plate 6 to separate from the connecting plate 904, the buffer springs 902 return to the initial state, and when the buffer mechanism 8 returns to the initial state, the two lower templates 3 gradually ascend until the two lower templates rise to the discharge chute 2. In a preferred embodiment of the utility model, the orthopedic device further comprises a driving mechanism 12 for driving the pushing plate 11 to move horizontally in the spout 2, the driving mechanism 12 comprising: rack plate 1201, motor 1202, and gear 1203; wherein,,
the pushing plate 11 is opposite to the side of the lower die plate 3, a rack plate 1201 is horizontally fixed, the free end of the rack plate 1201 penetrates out of the side wall of the orthopedic platform 1, a motor 1202 is horizontally and fixedly arranged on the side wall of the orthopedic platform 1 below the rack plate 1201, and a gear 1203 in meshed connection with the rack plate 1201 is fixedly arranged on an output shaft of the horizontally arranged motor.
In the above-mentioned scheme, during the use, through driving the output shaft of the motor 1202 to rotate in the forward and reverse directions, under the action of the meshing connection of the rack plate 1201 and the gear 1203, the rack plate 1201 is driven to push or pull back the pushing plate 11 along the horizontal direction so as to realize the functions of discharging and resetting the pushing plate 11.
In a preferred embodiment of the utility model, the pusher plate 11 is further horizontally provided with a guide bar 13 parallel to the rack plate 1201, the guide bar 13 passing horizontally through a guide hole provided horizontally through the side wall of the orthopedic platform 1.
In the above scheme, through the cooperation use of the guide hole and the guide rod 13, the pushing plate 11 can be ensured to move horizontally and smoothly along the discharge chute 2.
In a preferred embodiment of the present utility model, the orthopedic device further comprises an oil press 7 for driving the top plate 6 to lift in a vertical direction, and the top of the top plate 6 is fixedly connected with the driving end of the oil press 7.
In the above-mentioned scheme, the oil press 7 is in the prior art, and the specific structure and the method of use thereof will not be described herein.
In a preferred embodiment of the present utility model, the orthopedic device further comprises a material receiving box 10, wherein an end of the orthopedic platform 1 far away from the material pushing plate 11 is vertically and fixedly provided with the material receiving box 10 with an upward opening, and the opening of the material receiving box 10 is positioned at the material outlet end of the material outlet chute 2.
In the above-described embodiment, the work piece pushed out by the pusher plate 11 is collected in the collecting box 10 for collecting the work piece after the correction.
In a preferred embodiment of the present utility model, two side edges of the discharging chute 2 are respectively partially recessed inwards to form a clamping groove 14 adapted to two lower templates 3, and two ends of the two lower templates 3 are respectively clamped into the clamping grooves 14.
In the above scheme, as shown in fig. 1, when two lower templates 3 are abutted against the discharge chute 2, two ends of the lower templates are just clamped in the clamping grooves 14 to ensure that the upper surfaces of the two lower templates 3 are flush with the end parts of the discharge chute 2.
In summary, the hardware stamping part orthopedic device provided by the utility model overcomes the problems that in the prior art, in the orthopedic process, the upper die plate needs to be opened, and hardware parts are taken out from the die cavity of the lower die plate, so that the workload of workers is increased, the automation degree is low, certain danger is brought to the safety of the workers in the manual material taking process, and the orthopedic efficiency is reduced.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (8)
1. An orthopedic device of hardware stamping workpiece, characterized in that, the orthopedic device of hardware stamping workpiece includes: the device comprises an orthopedic platform (1), a lower template (3), an upper template (5), a buffer mechanism (8) and a pushing plate (11);
the utility model discloses an orthopedic platform, including orthopedic platform (1), upper surface part is sunken to form blown down tank (2), blown down tank (2) are provided with through elevating system (9) interval and vertical liftable ground can support two lower bolster (3) on blown down tank (2), the middle part of both respectively downward bulge and with blown down tank (2) concatenation forms die cavity (4) that are used for correcting the work piece, be provided with roof (6) directly over die cavity (4) liftable, the fixed cope match-plate pattern (5) that can stretch into in die cavity (4) that are provided with of lower surface of roof (6), and be located cope match-plate pattern (5) both ends roof (6) are fixed to be provided with two piece at least and can make lower bolster (3) support buffer gear (8) in blown down tank (2), one end level and the movable of blown down tank (2) are provided with can follow the ejector pad (11) of its other end release.
2. The hardware stamping orthopedic device according to claim 1, characterized in that the lifting mechanism (9) comprises: lifting column (901), reset spring (902), limit block (903) and connecting plate (904); wherein,,
the lower surfaces at two ends of the lower template (3) are connected together through connecting plates (904) respectively, two lifting columns (901) are vertically arranged on the lower surfaces of the connecting plates (904) at intervals respectively, a fixing seat (15) is fixedly arranged below the connecting plates (904) horizontally, the two lifting columns (901) penetrate through the fixing seat (15) respectively and are fixedly provided with limiting blocks (903), a reset spring (902) is fixedly sleeved on each lifting column (901) between the connecting plates (904) and the fixing seat (15), and the bottom end of the buffer mechanism (8) abuts against the connecting plates (904).
3. The hardware stamping orthopedic device according to claim 2, characterized in that each set of the cushioning mechanisms (8) comprises: a buffer housing (801), a buffer slider (802), a buffer spring (803) and a buffer plate (804); wherein,,
the top of the buffer shell (801) which is vertically arranged is fixed on the top plate (6), the buffer slide block (802) is arranged in the buffer shell (801) in a lifting manner, one end of the buffer spring (803) which is vertically arranged and has an elastic coefficient larger than that of the reset spring (902) is fixedly arranged at the top of the buffer shell (801), the other end of the buffer spring is fixed on the buffer slide block (802), the top end part of the buffer plate (804) which is vertically arranged extends into the buffer shell (801) and is fixed on the buffer slide block (802), and a pressing plate (16) which is used for propping against the connecting plate (904) is horizontally fixed at the bottom end of the buffer plate.
4. The hardware stamping orthopedic device according to claim 1, characterized in that the orthopedic device further comprises a drive mechanism (12) for driving the pusher plate (11) horizontally within the spout (2), the drive mechanism (12) comprising: rack plate (1201), motor (1202) and gear (1203); wherein,,
the pushing plate (11) is opposite to one side of the lower die plate (3) and horizontally fixes the rack plate (1201), the free end of the rack plate (1201) penetrates out of the side wall of the orthopedic platform (1), a motor (1202) is horizontally and fixedly arranged on the side wall of the orthopedic platform (1) below the rack plate (1201), and a gear (1203) which is in meshing connection with the rack plate (1201) is fixedly arranged on an output shaft of the horizontally arranged motor.
5. The hardware stamping orthopedic device according to claim 4, characterized in that the pusher plate (11) is further horizontally provided with a guide bar (13) parallel to the rack plate (1201), the guide bar (13) passing horizontally through a guide hole provided horizontally through a side wall of the orthopedic platform (1).
6. The hardware stamping part correcting device according to claim 1, further comprising an oil press (7) for driving the top plate (6) to lift in the vertical direction, wherein the top of the top plate (6) is fixedly connected with the driving end of the oil press (7).
7. The hardware stamping part orthopedic device according to claim 1, characterized in that the orthopedic device further comprises a material receiving box (10), wherein the end of the orthopedic platform (1) away from the pushing plate (11) is vertically and fixedly provided with the material receiving box (10) with an upward opening, and the opening of the material receiving box (10) is positioned at the discharge end of the discharge chute (2).
8. The hardware stamping part orthopedic device according to claim 1, characterized in that two side edges of the discharging chute (2) are respectively partially recessed inwards to form clamping grooves (14) matched with the two lower templates (3), and two ends of the two lower templates (3) are respectively clamped into the clamping grooves (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223423226.1U CN218925757U (en) | 2022-12-19 | 2022-12-19 | Hardware stamping part orthopedic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223423226.1U CN218925757U (en) | 2022-12-19 | 2022-12-19 | Hardware stamping part orthopedic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218925757U true CN218925757U (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223423226.1U Active CN218925757U (en) | 2022-12-19 | 2022-12-19 | Hardware stamping part orthopedic device |
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| Country | Link |
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| CN (1) | CN218925757U (en) |
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