CN217191826U - Bidirectional rounding mechanism and bidirectional rounding machine - Google Patents

Bidirectional rounding mechanism and bidirectional rounding machine Download PDF

Info

Publication number
CN217191826U
CN217191826U CN202221012202.4U CN202221012202U CN217191826U CN 217191826 U CN217191826 U CN 217191826U CN 202221012202 U CN202221012202 U CN 202221012202U CN 217191826 U CN217191826 U CN 217191826U
Authority
CN
China
Prior art keywords
bending
sliding
rotating
shaft
component
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.)
Active
Application number
CN202221012202.4U
Other languages
Chinese (zh)
Inventor
李远东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weifang Dongxin Intelligent Technology Co ltd
Original Assignee
Weifang Dongxin Intelligent Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Weifang Dongxin Intelligent Technology Co ltd filed Critical Weifang Dongxin Intelligent Technology Co ltd
Priority to CN202221012202.4U priority Critical patent/CN217191826U/en
Application granted granted Critical
Publication of CN217191826U publication Critical patent/CN217191826U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

The utility model provides a two-way circle mechanism that bends, including bending the part and bending the driver part, the part of bending includes first bending axle and the second bending axle, constitute between first bending roller and the second bending roller and press from both sides the material passageway of bending, the driver part of bending is including bending driving motor and rotating assembly, rotating assembly is connected with the slip subassembly of bending, rotating assembly and the part of bending between through the slip subassembly sliding connection of bending, the driver part of bending is connected with the central conversion part of bending. The bending driving motor drives the rotating assembly to rotate, so that the bending part can rotate around a bending rotating center, the bending rotating center can be changed through the bending center conversion part, the rotating assembly is driven to slide through the linear driving assembly, and the shaft center of the first bending shaft or the shaft center of the second bending shaft is used as the bending rotating center through changing the bending rotating center, so that the bidirectional circle bending function is realized.

Description

Bidirectional rounding mechanism and bidirectional rounding machine
Technical Field
The utility model relates to a processing machinery field, specific theory relates to a two-way rounding mechanism and two-way rounding machine.
Background
With the progress and development of the human society, the application fields and the places of the sheet materials with certain strength and shape are more and more. In order to enable materials such as plates to meet different use and installation requirements, the materials need to be manufactured into other products with certain geometric shapes and sizes in a bending mode, a rolling mode and the like, the products can be used for different scenes such as decoration or buildings and the like, different social requirements are met, and the bending machine is an instrument for bending or rolling the plates into other products.
The bender is bending to panel man-hour, transporting to the department of bending through conveyor and bending, and traditional bender is when bending to panel, is bending the deformation to panel in vertical direction, realizes the rolling production of panel. However, in order to overcome the influence of the gravity of the plate, the conventional bending machine can only bend the plate in a vertical single direction, so that the plate cannot be bent in two directions.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the weak point of above-mentioned conventional art, provide a two-way rounding mechanism and two-way rounding machine that effectively prevent two-way bending of gravity influence.
The purpose of the utility model is achieved through the following technical measures:
two-way circle mechanism that bends, including the part of bending and the driver part that bends, its characterized in that: the bending part comprises a first bending shaft and a second bending shaft, the first bending shaft is sleeved with at least one first bending roller, the second bending shaft is sleeved with at least one second bending roller, a material clamping and bending channel is formed between the first bending roller and the second bending roller, the bending driving part comprises a bending driving motor and a rotating component, the bending driving motor drives the rotating component to perform bending rotation, the rotation center of the rotation component is a bending rotation center, the rotation component is connected with a bending sliding component, the rotating assembly is connected with the bending part in a sliding way through a bending sliding assembly, the bending driving part is connected with a bending center conversion part, the bending center conversion component pushes the bending driving component to move, and the bending driving component moves to enable the bending rotation center to coincide with the axle center of the first bending shaft or the axle center of the second bending shaft.
As an improvement: the bending component comprises a bending dead axle fixing plate, the upper surface of the bending dead axle fixing plate is fixedly connected with two bearing sleeves, and the first bending axle and the second bending axle are respectively sleeved in one bearing sleeve.
As an improvement: the bending component comprises a connecting cover plate, two bearing holes are formed in the connecting cover plate, one bearing hole is sleeved with one end of the first bending shaft through a bearing, and the other bearing hole is sleeved with one end of the second bending shaft through a bearing.
As an improvement: the bending part comprises at least one bending shaft driving assembly, and the bending shaft driving assembly is at least in driving connection with any one of the first bending roller and the second bending roller.
As an improvement: the bending driving assembly comprises a bending shaft driving motor, a driving gear is fixedly connected to the output end of the bending shaft driving motor, a driven gear is fixedly connected to the end portion of at least one of the first bending roller and the second bending roller, and the driven gear is meshed with the driving gear.
As an improvement: the rotating assembly comprises a rotating fixing plate, a bending rotating wheel is sleeved on the rotating fixing plate in a sliding mode, a bending sliding connecting plate is fixedly connected with the bending rotating wheel and is connected with the bending sliding assembly, a bending driving rotating wheel is connected with an output shaft of the bending driving motor in a transmission mode, and the bending driving rotating wheel is connected with the bending rotating wheel in a transmission mode.
As an improvement: the bending sliding assembly comprises a bending sliding rail and a bending sliding block, the bending sliding rail is fixedly connected with the upper surface of the rotary fixing plate, the bending sliding block is fixedly connected with the lower surface of the bending dead axle fixing plate, and the bending sliding rail is slidably connected with the bending sliding block.
As an improvement: the bending center conversion component comprises a sliding fixing plate, a conversion sliding assembly is connected between the sliding fixing plate and a rotating fixing plate, the sliding fixing plate is connected with a linear driving assembly, the linear driving assembly comprises a sliding driving motor, the output end of the sliding driving motor is in transmission connection with a lead screw, the lead screw is connected with a driving sliding block, and the driving sliding block is fixedly connected with the rotating fixing plate.
As an improvement: the conversion sliding assembly comprises a conversion sliding rail and a conversion sliding block, the conversion sliding rail is fixedly connected with the upper surface of the sliding fixing plate, the conversion sliding block is fixedly connected with the fixed lower surface of the rotating fixing plate, and the conversion sliding rail is slidably connected with the conversion sliding block.
As an improvement: the utility model provides a two-way rounding machine, includes the frame, the frame is connected with feed arrangement, feed arrangement's discharge end is provided with two-way rounding mechanism.
Owing to adopted above-mentioned technical scheme, compare with prior art, the utility model has the advantages that:
the bending shaft driving motor drives the first bending shaft or the first bending roller to rotate, so that the plates are prevented from being scratched and rubbed in the bending process, the feeding and bending promoting effects are achieved through rotation, the bending process is smoother, and through the connecting cover plate and the bending dead axle fixing plate, the first bending shaft and the second bending shaft can keep a certain distance, the size of a bending channel is ensured, the bending process is ensured to be carried out smoothly, the plate can enter the bending channel smoothly, the rotating assembly is driven to rotate by the bending driving motor, thereby realizing that the bending part can change the bending rotation center through the bending center conversion part, the linear driving assembly drives the rotating assembly to slide, and the axis of the first bending shaft or the axis of the second bending shaft is taken as the bending rotating center by changing the bending rotating center, so that the bidirectional circle bending function is realized.
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a perspective view of the bending part of fig. 1.
Fig. 3 is a perspective view of the bending driving part of fig. 1.
Fig. 4 is a schematic view of the connection structure at the bending driving part in fig. 3.
Fig. 5 is a perspective view of the rotating assembly of fig. 3.
Fig. 6 is a schematic view of the structure of the bending center switching member of fig. 1.
Fig. 7 is a schematic view of the structure of the present invention.
In the figure: 1. a bending component; 11. a first bending axis; 12. a second bending shaft; 13. a first bending roll; 14. a second bending roll; 15. connecting the cover plate; 16. a bearing bore; 17. a bending shaft drive assembly; 18. bending the dead axle fixing plate; 19. a bearing housing; 171. a bending shaft driving motor; 172. a drive gear; 173. a driven gear; 2. a bending drive part; 21. bending a driving motor; 22. a rotating assembly; 221. rotating the fixed plate; 222. bending the sliding connecting plate; 223. bending a driving runner; 224. bending the rotating wheel; 3. bending the center conversion component; 31. a sliding fixing plate; 32. a conversion slide assembly; 33. a linear drive assembly; 321. converting the slide rail; 322. a conversion slide block; 331. a slide driving motor; 332. a lead screw; 333. driving the slide block; 4. bending the sliding assembly; 41. bending the slide rail; 42. bending the sliding block; 5. a frame; 6. a feeding device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): as shown in fig. 1 to 7, the bidirectional circle bending mechanism includes a bending part 1 and a bending driving part 2, the bending part 1 includes a first bending shaft 11 and a second bending shaft 12, the first bending shaft 11 is sleeved with at least one first bending roller 13, the second bending shaft 12 is sleeved with at least one second bending roller 14, a material clamping and bending channel is formed between the first bending roller 13 and the second bending roller 14, the bending driving part 2 includes a bending driving motor 21 and a rotating assembly 22, the bending driving motor 21 drives the rotating part to perform bending rotation, the rotating assembly 22 has a rotation center of bending, the rotating assembly 22 is connected with a bending sliding assembly 4, the rotating assembly 22 is slidably connected with the bending part 1 through the bending sliding assembly 4, the bending driving part 2 is connected with a bending center conversion part 3, the bending center conversion part 3 pushes the bending driving part 2 to move, and the bending driving part 2 moves to enable the bending rotation center to be superposed with the axis of the first bending shaft 11 or the axis of the second bending shaft 12.
The bending component 1 comprises a bending dead axle fixing plate 18, the upper surface of the bending dead axle fixing plate 18 is fixedly connected with two bearing sleeves 19, and the first bending axle 11 and the second bending axle 12 are respectively sleeved in one bearing sleeve 19. The bearing sleeve 19 can limit the positions of the first bending shaft 11 and the second bending shaft 12, so that the first bending shaft 11 and the second bending shaft 12 are prevented from shaking and deviating in the rotating process, and the size of a bending channel can be limited on the other hand, so that the plates with different thicknesses can be limited from passing through the bending channel.
The bending component 1 comprises a connecting cover plate 15, two bearing holes 16 are formed in the connecting cover plate 15, one bearing hole 16 is sleeved with one end of the first bending shaft 11 through a bearing, and the other bearing hole 16 is sleeved with one end of the second bending shaft through a bearing. The connecting cover plate 15 can play a role in connecting the first bending shaft 11 and the second bending shaft 12, so that the bending channel is prevented from being expanded due to the fact that the plate passes through the bending channel, the bending effect is prevented from being influenced, and the driving rotation or the driven rotation of the first bending shaft 11 and the second bending shaft 12 cannot be influenced by the arrangement of the two bearing holes 16.
The part of buckling includes at least one axle drive assembly 17 that bends, the axle drive assembly 17 that bends is at least connected with the drive of arbitrary one in first bending roller 13 and the second bending roller 14, the drive assembly that bends is including the axle driving motor 171 that bends, the axle driving motor 171 output fixedly connected with drive gear 172 that bends, the tip fixedly connected with driven gear 173 that has at least one in first bending roller 13 and the second bending roller 14, driven gear 173 is connected with drive gear 172 meshing. In some embodiments, the bending shaft driving assemblies 17 may be installed on the first bending shaft 11 and the second bending shaft 12, and the bending shaft driving assemblies 17 may be installed to adjust different rotation speeds in the bending process, so as to prevent the plate from being damaged during bending due to stress, in some embodiments, the driven gear 173 and the driving gear 172 may not be suitable for reversing when the first bending shaft 11 and the second bending shaft 12 are in transmission connection, the bending shaft driving motor 171 may be directly connected to the first bending shaft 11 and the second bending shaft 12, a transmission case may be installed at an output end of the bending shaft driving motor 171, output rotation speed may be controlled through the transmission case, and torque may be improved by reducing the rotation speed.
The rotating assembly 22 comprises a rotating fixing plate 221, a bending rotating wheel 224 is sleeved on the rotating fixing plate 221 in a sliding mode, the bending rotating wheel 224 is fixedly connected with a bending sliding connecting plate 222, the bending sliding connecting plate 222 is connected with the bending sliding assembly 4, an output shaft of the bending driving motor 21 is in transmission connection with a bending driving rotating wheel 223, and the bending driving rotating wheel 223 is in transmission connection with the bending rotating wheel 224. The rotary fixing plate 221 is connected with the bending part in a sliding mode through the bending sliding assembly 4, the output shaft of the bending driving motor 21 rotates to drive the bending driving rotating wheel 223 and the bending rotating wheel 224 to drive, the transmission mode between the bending driving rotating wheel 223 and the bending rotating wheel 224 can use gear transmission or belt transmission, the two transmission modes are compared with each other, the gear transmission torque is larger, the transmission efficiency is higher, deformation of the plate is formed in the bidirectional bending process, and larger torque is needed.
The bending sliding assembly 4 comprises a bending sliding rail 41 and a bending sliding block 42, the bending sliding rail 41 is fixedly connected with the upper surface of the rotary fixing plate 221, the bending sliding block 42 is fixedly connected with the lower surface of the bending dead axle fixing plate 18, and the bending sliding rail 41 is slidably connected with the bending sliding block 42. In some embodiments, an elevating block may be fixedly connected between the bending sliding rail 41 and the rotation fixing plate 221, and the elevating block may be configured to adapt to different driving modes of the bending shaft driving assembly 17.
The bending center conversion part 3 comprises a sliding fixing plate 31, a conversion sliding assembly 32 is connected between the sliding fixing plate 31 and a rotating fixing plate 221, the sliding fixing plate 31 is connected with a linear driving assembly 33, the linear driving assembly 33 comprises a sliding driving motor 331, the output end of the sliding driving motor 331 is in transmission connection with a lead screw 332, the lead screw 332 is connected with a driving slide block 333, and the driving slide block 333 is fixedly connected with the rotating fixing plate 221. The sliding driving motor 331 drives the lead screw 332 to rotate, so that the rotary fixing plate 221 moves transversely on the lead screw 332.
The conversion sliding assembly 32 comprises a conversion sliding rail 321 and a conversion sliding block 322, the conversion sliding rail 321 is fixedly connected with the upper surface of the sliding fixing plate 31, the conversion sliding block 322 is fixedly connected with the lower surface of the rotating fixing plate 221, and the conversion sliding rail 321 is connected with the conversion sliding block 322 in a sliding manner. The sliding range can be limited by arranging a stopper at one end of one of the conversion sliding rails 321, so as to prevent the rotation fixing plate 221 from being separated from the conversion sliding rail 321 during the sliding process.
The utility model provides a two-way curved circular knitting machine, includes frame 5, frame 5 is connected with feed arrangement 6, feed arrangement 6's discharge end is provided with two-way curved circular knitting mechanism. The two-way bending of panel can be realized after panel passes through two-way rounding mechanism, and under the effect of frame 5, the panel after bending also can not take place deformation under the action of gravity.
The working principle is as follows: the plate to be bent is input into the bidirectional bending mechanism through the feeding device 6, the plate passes through the bending channel, the plate can be bent between the first bending roller 13 and the second bending roller 14, the first bending roller 13 and the second bending roller 14 rotate under the action of the bending shaft driving component 17, thereby realizing the feeding of the plate, the rotating component 22 can be driven to rotate by the bending driving motor 21 to realize the bending of the plate, the bending center conversion component connected with the bending driving component 2 can change the bending rotating center, the bending direction can be changed by changing the bending rotation center, and the axis of the first bending shaft 11 or the axis of the second bending shaft 12 is made to be the bending rotation center by changing the bending rotation center, therefore, bidirectional bending is realized, the linear driving assembly 33 drives the rotating assembly 22 to move, and the conversion sliding assembly 32 can ensure the smoothness of sliding.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. Two-way round mechanism that bends, including bending part (1) and bending driver part (2), its characterized in that: the bending component (1) comprises a first bending shaft (11) and a second bending shaft (12), at least one first bending roller (13) is sleeved on the first bending shaft (11), at least one second bending roller (14) is sleeved on the second bending shaft (12), a material clamping and bending channel is formed between the first bending roller (13) and the second bending roller (14), the bending driving component (2) comprises a bending driving motor (21) and a rotating component (22), the bending driving motor (21) drives the rotating component to perform bending rotation, the rotating center of the rotating component (22) is a bending rotating center, the rotating component (22) is connected with a bending sliding component (4), the rotating component (22) is in sliding connection with the bending component (1) through the bending sliding component (4), and the bending driving component (2) is connected with a bending center conversion component (3), the bending center conversion component (3) pushes the bending driving component (2) to move, and the bending driving component (2) moves to enable the bending rotation center to coincide with the axis of the first bending shaft (11) or the axis of the second bending shaft (12).
2. The bi-directional rounding mechanism according to claim 1, characterized in that: the bending component (1) comprises a bending dead axle fixing plate (18), the upper surface of the bending dead axle fixing plate (18) is fixedly connected with two bearing sleeves (19), and the first bending axle (11) and the second bending axle (12) are respectively sleeved in one bearing sleeve (19).
3. The bi-directional rounding mechanism according to claim 1, characterized in that: the bending component (1) comprises a connecting cover plate (15), two bearing holes (16) are formed in the connecting cover plate (15), one bearing hole (16) is sleeved with one end of the first bending shaft (11) through a bearing, and the other bearing hole (16) is sleeved with one end of the second bending shaft through a bearing.
4. The bi-directional rounding mechanism according to claim 1, characterized in that: the bending part (1) comprises at least one bending shaft driving assembly (17), and the bending shaft driving assembly (17) is at least in driving connection with any one of the first bending roller (13) and the second bending roller (14).
5. The bi-directional rounding mechanism according to claim 4, characterized in that: the bending driving assembly comprises a bending shaft driving motor (171), the output end of the bending shaft driving motor (171) is fixedly connected with a driving gear (172), at least one end of a first bending roller (13) and a second bending roller (14) is fixedly connected with a driven gear (173), and the driven gear (173) is meshed with the driving gear (172).
6. The bi-directional rounding mechanism according to claim 2, characterized in that: the rotating assembly (22) comprises a rotating fixing plate (221), a bending rotating wheel (224) is sleeved on the rotating fixing plate (221) in a sliding mode, a bending sliding connecting plate (222) is fixedly connected to the bending rotating wheel (224), the bending sliding connecting plate (222) is connected with the bending sliding assembly (4), an output shaft of the bending driving motor (21) is in transmission connection with a bending driving rotating wheel (223), and the bending driving rotating wheel (223) is in transmission connection with the bending rotating wheel (224).
7. The bi-directional rounding mechanism according to claim 6, characterized in that: the bending sliding assembly (4) comprises a bending sliding rail (41) and a bending sliding block (42), the bending sliding rail (41) is fixedly connected with the upper surface of the rotary fixing plate (221), the bending sliding block (42) is fixedly connected with the lower surface of the bending dead axle fixing plate (18), and the bending sliding rail (41) is slidably connected with the bending sliding block (42).
8. The bi-directional rounding mechanism according to claim 6, characterized in that: bending center conversion part (3) is including slip fixed plate (31), be connected with conversion slip subassembly (32) between slip fixed plate (31) and rotation fixed plate (221), slip fixed plate (31) are connected with linear drive subassembly (33), linear drive subassembly (33) are including slip driving motor (331), slip driving motor (331) output transmission is connected with lead screw (332), lead screw (332) are connected with drive slider (333), drive slider (333) and rotation fixed plate (221) fixed connection.
9. The bi-directional rounder according to claim 8, characterized in that: the conversion sliding assembly (32) comprises a conversion sliding rail (321) and a conversion sliding block (322), the conversion sliding rail (321) is fixedly connected with the upper surface of the sliding fixing plate (31), the conversion sliding block (322) is fixedly connected with the lower surface of the rotating fixing plate (221), and the conversion sliding rail (321) is connected with the conversion sliding block (322) in a sliding mode.
10. The utility model provides a two-way rounder, includes frame (5), frame (5) are connected with feed arrangement (6), its characterized in that: the discharge end of the feeding device (6) is provided with a bidirectional rounding mechanism according to any one of claims 1 to 9.
CN202221012202.4U 2022-04-29 2022-04-29 Bidirectional rounding mechanism and bidirectional rounding machine Active CN217191826U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221012202.4U CN217191826U (en) 2022-04-29 2022-04-29 Bidirectional rounding mechanism and bidirectional rounding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221012202.4U CN217191826U (en) 2022-04-29 2022-04-29 Bidirectional rounding mechanism and bidirectional rounding machine

Publications (1)

Publication Number Publication Date
CN217191826U true CN217191826U (en) 2022-08-16

Family

ID=82775939

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221012202.4U Active CN217191826U (en) 2022-04-29 2022-04-29 Bidirectional rounding mechanism and bidirectional rounding machine

Country Status (1)

Country Link
CN (1) CN217191826U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115475866A (en) * 2022-11-02 2022-12-16 吉林大学 Gradual bending and forming device for multiple passes of sheet material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115475866A (en) * 2022-11-02 2022-12-16 吉林大学 Gradual bending and forming device for multiple passes of sheet material

Similar Documents

Publication Publication Date Title
CN204724660U (en) A kind of rolling folding brake
CN217191826U (en) Bidirectional rounding mechanism and bidirectional rounding machine
CN209274056U (en) Flattening device is used in a kind of processing of polybag
CN205701958U (en) The cold rolling all-in-one of many plate shape roller formula
CN111207188A (en) Compound bevel gear reduction box of cold roll forming unit
CN206953381U (en) A kind of press-roller device for sponge swaging
CN215745822U (en) Automatic punching machine tool for punching and polishing holes of steel plate quickly
CN2177540Y (en) Synchronous linkage three-roller type metal sheet bending machine
CN210995818U (en) Fixed direction frock of rolling of mould steel
CN211287199U (en) Rigid chain electric window opener
CN210358612U (en) Flat steel transverse curvature straightening and bending machine
CN211679500U (en) Punch press is used in elevator accessory processing
CN202877231U (en) Steel plate cold rolling mill
TWI632960B (en) Flexible roll forming mechanism
CN2402469Y (en) High-efficiency blank rolling mill
CN212318685U (en) Compound bevel gear reduction box of cold roll forming unit
CN216226578U (en) Compact clamping and conveying plate device
CN205732364U (en) A kind of withdrawal straightening machine
CN221133661U (en) Plate bending machine for rolling box
CN216474037U (en) Three-roller hot rolling mill capable of being adjusted into mesh roller rapidly
CN208326425U (en) Automatic vertical curing oven elevating mechanism
CN214639331U (en) Roller spacing adjusting device for cold-bending forming machine
CN215355335U (en) Door hinge type steel finish rolling equipment
CN214349959U (en) Quick slotting device of plate
CN220837293U (en) Leveling device for copper strip production and processing

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant