CN112936695A - Automobile suspension pull rod bushing forming equipment - Google Patents
Automobile suspension pull rod bushing forming equipment Download PDFInfo
- Publication number
- CN112936695A CN112936695A CN201911261937.3A CN201911261937A CN112936695A CN 112936695 A CN112936695 A CN 112936695A CN 201911261937 A CN201911261937 A CN 201911261937A CN 112936695 A CN112936695 A CN 112936695A
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- China
- Prior art keywords
- fixed mounting
- lower template
- platform
- bottoms
- cavities
- Prior art date
- 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.)
- Pending
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- 239000000725 suspension Substances 0.000 title claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 20
- 238000007906 compression Methods 0.000 claims abstract description 20
- 230000035939 shock Effects 0.000 claims description 9
- 238000000748 compression moulding Methods 0.000 abstract description 16
- 241001247986 Calotropis procera Species 0.000 description 8
- 239000002994 raw material Substances 0.000 description 8
- 238000003825 pressing Methods 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/50—Removing moulded articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/50—Removing moulded articles
- B29C2043/503—Removing moulded articles using ejector pins, rods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses automobile suspension pull rod bushing forming equipment which comprises a platform, wherein a lower template is fixedly arranged at the top of the platform, a fixing groove is formed in the bottom of the lower template, a first air cylinder is fixedly arranged at the top of the platform, a first telescopic rod is fixedly arranged at the output end of the first air cylinder, a connecting plate is fixedly arranged at the top end of the first telescopic rod, three ejector rods are fixedly arranged at the top of the connecting plate at equal intervals, three die grooves are formed in the top of the lower template at equal intervals, push plates are slidably arranged in the three die grooves, and the bottoms of the three push plates are respectively contacted with the inner walls of the bottoms of the corresponding die grooves. The invention has reasonable design, good practicability and simple operation, can simultaneously carry out compression molding on three rubber bushings, improves the working efficiency, can effectively buffer and damp the impact force generated when the upper template and the lower template are pressed, prolongs the service life of the upper template and the lower template, and is convenient for taking out the compression molded rubber bushings.
Description
Technical Field
The invention relates to the technical field of automobile part production equipment, in particular to automobile suspension pull rod bushing forming equipment.
Background
Nowadays, the car has become one of the indispensable vehicle of people's trip, the car is also developing and is also in continuous progress and innovation, be equipped with many well auto parts on the car, car suspension pull rod is the main spare part of car, in order to improve the life of pull rod, reduce the vibrations of car, prior art's car suspension pull rod both ends all are equipped with the bush generally, the wearing and tearing of equipment, vibration and noise can be reduced in the use of bush, and have the anticorrosive effect, the maintenance of mechanical equipment can also be made things convenient for in the use of bush, simplify the structure and the manufacturing process of equipment, wherein the rubber bush is the widest in the application on the car, and the quantity is the most, in the processing production process of bush, need make bush former to carry out the production and processing to rubber bush raw and other materials.
However, in the prior art, when the automobile suspension pull rod bushing forming equipment is used for performing compression molding on raw materials of a rubber bushing, the buffering and damping effects during the template pressing are poor, impact force can be generated during the template pressing, the template is easily damaged due to the long-term impact force in the template pressing process, the service life of the template is shortened, economic loss is caused, the compression molded rubber bushing is not conveniently taken out, and the operation is inconvenient.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides automobile suspension pull rod bushing forming equipment, which solves the problems that when the automobile suspension pull rod bushing forming equipment is used for carrying out compression molding on a rubber bushing raw material, the buffering and damping effect is poor when a template is pressed, the template is easily damaged due to long-term impact force during the template pressing process, economic loss is caused, the compression molded rubber bushing is inconvenient to take out, and the operation is inconvenient.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the automobile suspension pull rod bushing forming equipment comprises a platform, wherein a lower template is fixedly arranged at the top of the platform, a fixing groove is formed in the bottom of the lower template, a first air cylinder is fixedly arranged at the top of the platform, a first telescopic rod is fixedly arranged at the output end of the first air cylinder, a connecting plate is fixedly arranged at the top end of the first telescopic rod, three ejector rods are fixedly arranged at the top of the connecting plate at equal intervals, three die grooves are formed in the top of the lower template at equal intervals, push plates are respectively and slidably arranged in the three die grooves, the bottoms of the three push plates are respectively contacted with the inner walls of the bottoms of the corresponding die grooves, two cavities are formed in the lower template, the three die grooves are respectively positioned between the two cavities, movable plates are respectively and slidably arranged in the two cavities, springs are respectively and fixedly arranged at the bottoms of the two movable plates, the top fixed mounting of two backup pads has same diaphragm, and the top fixed mounting of diaphragm has the second cylinder, and the output end fixed mounting of second cylinder has the second telescopic link, and the bottom fixed mounting of second telescopic link has the mounting panel, and the bottom fixed mounting of mounting panel has the cope match-plate pattern, and the bottom fixed mounting of cope match-plate pattern has three compression leg, and three compression leg is located corresponding chase directly over respectively.
Preferably, the bottom of the upper template is fixedly provided with two fixing rods, and the two fixing rods are respectively positioned right above the corresponding first through holes.
Preferably, the inner wall of the bottom of each of the three die cavities is provided with a second through hole, the top ends of the three ejector rods extend into the corresponding second through holes respectively, and the top ends of the three ejector rods are fixedly connected with the bottom of the corresponding push plate respectively.
Preferably, the inner walls of the bottoms of the two cavities are fixedly provided with shock pads, and the bottom ends of the two springs are respectively and fixedly arranged at the tops of the corresponding shock pads.
Preferably, the top of platform fixed mounting has two slide bars, and the mounting panel slip cap is established on two slide bars, and the equal fixed mounting in top of two slide bars has the baffle.
Preferably, the limiting grooves are formed in the inner walls of the two sides of the fixing groove, limiting rods are fixedly mounted on the two sides of the connecting plate, and the two limiting rods are slidably mounted in the corresponding limiting grooves respectively.
(III) advantageous effects
The invention provides a device for forming a bush of a suspension pull rod of an automobile. The method has the following beneficial effects:
(1) the automobile suspension pull rod bush forming equipment can be obtained by summarizing, the automobile suspension pull rod bush forming equipment is characterized in that three rubber bush raw materials are respectively placed into three die grooves, a second cylinder is started to work, a second telescopic rod pushes a mounting plate, an upper die plate, three compression columns and two fixing rods to move downwards, when the upper die plate is pressed with a lower die plate, the second cylinder is stopped to work, the three compression columns are respectively inserted into the corresponding die grooves, the two fixing rods are respectively inserted into the corresponding first through holes, the two fixing rods push the corresponding movable plates to slide downwards, the two springs are compressed and deformed to generate elastic force, the compression columns are used for compression molding the rubber bush raw materials in the die grooves, the elastic force generated by the two springs and the impact force generated when the upper die plate is pressed with the lower die plate are effectively buffered and damped, and the upper die plate and the lower die plate are prevented from being damaged due to the impact force when the upper die plate and the lower, the service life of the upper template and the lower template is prolonged.
(2) This car hangs pull rod bush former, through starting the work that resets of second cylinder, the second telescopic link promotes the mounting panel, the cope match-plate pattern, three compression leg and two dead lever rebound return to the normal position, two spring recovery elasticity, start first cylinder work, first telescopic link promotes connecting plate and three ejector pin rebound, three ejector pin promotes corresponding push pedal rebound respectively, utilize three push pedal to release corresponding die cavity respectively three compression moulding's rubber bush, thereby be convenient for take compression moulding's rubber bush.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is an enlarged schematic view of a portion B in fig. 1.
In the figure: 1. a platform; 2. a lower template; 3. fixing grooves; 4. a first cylinder; 5. a first telescopic rod; 6. a connecting plate; 7. a top rod; 8. a die cavity; 9. pushing the plate; 10. a cavity; 11. a movable plate; 12. a spring; 13. a first through hole; 14. a support plate; 15. a transverse plate; 16. a second cylinder; 17. a second telescopic rod; 18. mounting a plate; 19. mounting a template; 20. pressing the column; 21. fixing the rod; 22. a second through hole; 23. a shock-absorbing pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the present invention provides a technical solution: the automobile suspension pull rod bushing forming equipment comprises a platform 1, a lower template 2 is fixedly installed at the top of the platform 1, a fixing groove 3 is formed in the bottom of the lower template 2, a first air cylinder 4 is fixedly installed at the top of the platform 1, a first telescopic rod 5 is fixedly installed at the output end of the first air cylinder 4, a connecting plate 6 is fixedly installed at the top end of the first telescopic rod 5, three ejector rods 7 are fixedly installed at the top of the connecting plate 6 at equal intervals, three mold cavities 8 are formed at the top of the lower template 2 at equal intervals, push plates 9 are respectively installed in the three mold cavities 8 in a sliding mode, the bottoms of the three push plates 9 are respectively contacted with the inner walls of the bottoms of the corresponding mold cavities 8, two cavities 10 are formed in the lower template 2, the three mold cavities 8 are respectively positioned between the two cavities 10, movable plates 11 are respectively installed in the two cavities 10 in a sliding mode, springs 12 are respectively fixedly installed at the, the top fixed mounting of platform 1 has two backup pads 14, the top fixed mounting of two backup pads 14 has same diaphragm 15, the top fixed mounting of diaphragm 15 has second cylinder 16, the output fixed mounting of second cylinder 16 has second telescopic link 17, the bottom fixed mounting of second telescopic link 17 has mounting panel 18, the bottom fixed mounting of mounting panel 18 has cope match-plate pattern 19, the bottom fixed mounting of cope match-plate pattern 19 has three compression leg 20, three compression leg 20 is located corresponding die cavity 8 directly over respectively.
Two dead levers 21 are fixedly mounted at the bottom of the upper template 19, the two dead levers 21 are respectively located right above the corresponding first through holes 13, second through holes 22 are formed in the inner walls of the bottoms of the three die cavities 8, the top ends of the three ejector rods 7 respectively extend into the corresponding second through holes 22, the top ends of the three ejector rods 7 are respectively fixedly connected with the bottoms of the corresponding push plates 9, shock pads 23 are fixedly mounted on the inner walls of the bottoms of the two cavities 10, the bottom ends of the two springs 12 are respectively fixedly mounted at the tops of the corresponding shock pads 23, two slide rods are fixedly mounted at the tops of the platforms 1, a mounting plate 18 is slidably sleeved on the two slide rods, baffles are fixedly mounted at the top ends of the two slide rods, limit grooves are formed in the inner walls of the two sides of the fixing groove 3, limit rods are fixedly mounted on the two sides of the connecting plate 6.
When the device is used, a control switch and a power cord are fixedly installed on a platform 1, the first air cylinder 4, the second air cylinder 16, the control switch and the power cord are sequentially and electrically connected, the control switch respectively controls the start-stop and reset work of the first air cylinder 4 and the second air cylinder 16, firstly, three rubber bush raw materials are respectively placed into three die cavities 8, the second air cylinder 16 is started to work, a second telescopic rod 17 pushes a mounting plate 18, an upper die plate 19, three press columns 20 and two fixing rods 21 to move downwards, the mounting plate 18 slides downwards along the two slide rods, when the upper die plate 19 is pressed with a lower die plate 2, the second air cylinder 16 stops working, at the moment, the three press columns 20 are respectively inserted into the corresponding die cavities 8, the two fixing rods 21 are respectively inserted into the corresponding first through holes 13, the two fixing rods 21 push the corresponding movable plates 11 to slide downwards, the two springs 12 are compressed and deformed, compression molding is carried out on the raw material of the rubber bushing in the mold cavity 8 by utilizing the compression leg 20, the elastic force generated by the two springs 12 and the impact force generated by the two shock absorption pads 23 when the upper template 19 and the lower template 2 are pressed together are utilized to effectively buffer and absorb the impact force, the damage caused by the impact force when the upper template 19 and the lower template 2 are continuously pressed together is avoided, the service lives of the upper template 19 and the lower template 2 are prolonged, after the compression molding is finished, the second air cylinder 16 is started to reset, the second expansion link 17 pushes the mounting plate 18, the upper template 19, the three compression legs 20 and the two fixing rods 21 to move upwards to the original position, the two springs 12 recover the elastic force, the two movable plates 11 return to the original position, then the first air cylinder 4 is started to work, the first expansion link 5 pushes the connecting plate 6 and the three ejector rods 7 to move upwards, the connecting plate 6 drives the two limiting rods to respectively slide upwards, the three push plates 9 are used for pushing the three rubber bushings which are formed by compression molding out of the corresponding die cavities 8 respectively, so that the rubber bushings which are formed by compression molding can be taken conveniently, then the first air cylinder 4 is started to reset, the first telescopic rod 5 drives the connecting plate 6, the three ejector rods 7 and the three push plates 9 to move downwards to return to the original position, and meanwhile, the content which is not described in detail in the specification belongs to the prior art which is well known by the professional technicians in the field.
To sum up, the automobile suspension pull rod bushing forming device is characterized in that three rubber bushing raw materials are respectively placed into three die cavities 8, a second air cylinder 16 is started to work, a second telescopic rod 17 pushes a mounting plate 18, an upper die plate 19, three compression columns 20 and two fixing rods 21 to move downwards, when the upper die plate 19 is pressed with a lower die plate 2, the second air cylinder 16 stops working, the three compression columns 20 are respectively inserted into the corresponding die cavities 8, the two fixing rods 21 are respectively inserted into the corresponding first through holes 13, the two fixing rods 21 push the corresponding movable plates 11 to slide downwards, the two springs 12 are subjected to compression deformation to generate elastic force, the compression columns 20 are used for performing compression molding on the rubber bushing raw materials in the die cavities 8, and the elastic force generated by the two springs 12 and the two shock pads 23 are used for effectively buffering and damping impact force generated when the upper die plate 19 is pressed with the lower die plate 2, the invention avoids the damage of the upper template 19 and the lower template 2 caused by impact force during continuous pressing work, prolongs the service life of the upper template 19 and the lower template 2, after the compression molding is finished, the second cylinder 16 is started to reset, the second telescopic rod 17 pushes the mounting plate 18, the upper template 19, the three compression posts 20 and the two fixing rods 21 to move upwards and return to the original position, the two springs 12 recover the elasticity, the first cylinder 4 is started to work, the first telescopic rod 5 pushes the connecting plate 6 and the three ejector rods 7 to move upwards, the three ejector rods 7 respectively push the corresponding push plates 9 to move upwards, the three rubber bushings molded by compression molding are respectively pushed out of the corresponding mold grooves 8 by the three push plates 9, thereby being convenient for taking the rubber bushings by compression molding, the invention has reasonable design, good practicability and simple operation, can simultaneously perform the compression molding of the three rubber bushings, and improve the working efficiency, the impact force that produces when can be to cope match-plate pattern 19 and the pressfitting of lower bolster 2 carries out effectual buffering shock attenuation, prolongs the life of cope match-plate pattern 19 and lower bolster 2, is convenient for take out compression moulding's rubber bush moreover.
Claims (6)
1. Automobile suspension pull rod bush former, including platform (1), its characterized in that: the top of the platform (1) is fixedly provided with a lower template (2), the bottom of the lower template (2) is provided with a fixed groove (3), the top of the platform (1) is fixedly provided with a first cylinder (4), the output end of the first cylinder (4) is fixedly provided with a first telescopic rod (5), the top end of the first telescopic rod (5) is fixedly provided with a connecting plate (6), the top of the connecting plate (6) is equidistantly and fixedly provided with three ejector rods (7), the top of the lower template (2) is equidistantly provided with three die slots (8), push plates (9) are respectively and slidably arranged in the three die slots (8), the bottoms of the three push plates (9) are respectively contacted with the inner walls of the bottoms of the corresponding die slots (8), the lower template (2) is provided with two cavities (10), the three die slots (8) are respectively positioned between the two cavities (10), and movable plates (11) are respectively and slidably arranged in the, the bottom of two fly leaf (11) is equal fixed mounting has spring (12), first through-hole (13) have all been seted up on the top inner wall of two cavities (10), the top fixed mounting of platform (1) has two backup pads (14), the top fixed mounting of two backup pads (14) has same diaphragm (15), the top fixed mounting of diaphragm (15) has second cylinder (16), the output fixed mounting of second cylinder (16) has second telescopic link (17), the bottom fixed mounting of second telescopic link (17) has mounting panel (18), the bottom fixed mounting of mounting panel (18) has cope match-plate pattern (19), the bottom fixed mounting of cope match-plate pattern (19) has three compression leg (20), three compression leg (20) are located corresponding die cavity (8) respectively directly over.
2. The apparatus of claim 1, wherein: two fixing rods (21) are fixedly mounted at the bottom of the upper template (19), and the two fixing rods (21) are respectively positioned right above the corresponding first through holes (13).
3. The apparatus of claim 1, wherein: second through holes (22) are formed in the inner walls of the bottoms of the three die cavities (8), the top ends of the three ejector rods (7) extend into the corresponding second through holes (22) respectively, and the top ends of the three ejector rods (7) are fixedly connected with the bottoms of the corresponding push plates (9) respectively.
4. The apparatus of claim 1, wherein: the inner walls of the bottoms of the two cavities (10) are fixedly provided with shock pads (23), and the bottom ends of the two springs (12) are respectively and fixedly arranged at the tops of the corresponding shock pads (23).
5. The apparatus of claim 1, wherein: the top fixed mounting of platform (1) has two slide bars, and mounting panel (18) slip cover is established on two slide bars, and the equal fixed mounting in top of two slide bars has the baffle.
6. The apparatus of claim 1, wherein: the limiting grooves are formed in the inner walls of the two sides of the fixing groove (3), limiting rods are fixedly mounted on the two sides of the connecting plate (6), and the two limiting rods are slidably mounted in the corresponding limiting grooves respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911261937.3A CN112936695A (en) | 2019-12-10 | 2019-12-10 | Automobile suspension pull rod bushing forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911261937.3A CN112936695A (en) | 2019-12-10 | 2019-12-10 | Automobile suspension pull rod bushing forming equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112936695A true CN112936695A (en) | 2021-06-11 |
Family
ID=76226149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911261937.3A Pending CN112936695A (en) | 2019-12-10 | 2019-12-10 | Automobile suspension pull rod bushing forming equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112936695A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477769A (en) * | 2021-07-07 | 2021-10-08 | 安联(郑州)工程机械有限公司 | Torsion bar type automobile suspension bushing manufacturing and forming equipment and using method thereof |
| CN114161637A (en) * | 2021-11-22 | 2022-03-11 | 苏州驰享自动化科技有限公司 | Thermoforming machine capable of improving mold closing accuracy |
-
2019
- 2019-12-10 CN CN201911261937.3A patent/CN112936695A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477769A (en) * | 2021-07-07 | 2021-10-08 | 安联(郑州)工程机械有限公司 | Torsion bar type automobile suspension bushing manufacturing and forming equipment and using method thereof |
| CN113477769B (en) * | 2021-07-07 | 2023-01-06 | 安联(郑州)工程机械有限公司 | Torsion bar type automobile suspension bushing manufacturing and forming equipment and using method thereof |
| CN114161637A (en) * | 2021-11-22 | 2022-03-11 | 苏州驰享自动化科技有限公司 | Thermoforming machine capable of improving mold closing accuracy |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210611 |
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| WD01 | Invention patent application deemed withdrawn after publication |