CN114798971A - Steel wire straightening machine - Google Patents
Steel wire straightening machine Download PDFInfo
- Publication number
- CN114798971A CN114798971A CN202210448211.6A CN202210448211A CN114798971A CN 114798971 A CN114798971 A CN 114798971A CN 202210448211 A CN202210448211 A CN 202210448211A CN 114798971 A CN114798971 A CN 114798971A
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- China
- Prior art keywords
- steel wire
- double
- spline shaft
- rod
- guide rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/02—Straightening
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/16—Unwinding or uncoiling
- B21C47/18—Unwinding or uncoiling from reels or drums
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/28—Drums or other coil-holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
Abstract
The invention provides a steel wire straightening machine which comprises a bottom plate, an unreeling mechanism and a self-adaptive straightening mechanism, wherein the unreeling mechanism comprises a linear guide rail, a reeling frame, a sleeve, a motor, a spline shaft, a double-spiral guide rod, a crescent-shaped plate and a transmission assembly, the linear guide rail is arranged on the bottom plate, the reeling frame is installed in the guide rail in a matched mode, and the self-adaptive straightening mechanism comprises a rubber roller, a sliding block, a screw rod, a lower pressing rod and an intermittent transmission assembly. Unreel through unwinding mechanism to the steel wire book, the integral key shaft can rotate thereupon and drive two spiral guide bar through drive assembly and rotate so, final crescent moon board is along the reciprocal translation of two spiral guide bar, so the rolling frame translation thereupon, consequently can not produce the power of bending of side direction when the in-process steel wire of unwrapping wire gets into self-adaptation aligning mechanism, and then avoid steel wire side direction to buckle, and self-adaptation aligning mechanism realizes the vertical translation of drive push rod according to carrying steel wire and rubber roller contact, and then can the self-adaptation exert the straightening force according to steel wire degree of buckling.
Description
Technical Field
The invention relates to the technical field of steel wire processing, in particular to a steel wire straightening machine.
Background
The publication number is CN210333819U provides a steel wire pay-off with aligning function, including the material loading subassembly, the unwrapping wire seat, the aligning subassembly, the pinch roller subassembly, material loading subassembly quantity is two and the symmetry is fixed in both sides around the base, the material loading subassembly includes the material loading seat, the material loading pole, the movable rod, the screw thread seat, the screw rod, material loading motor, unwrapping wire seat quantity is two and the symmetry is fixed in both sides around the base, the unwrapping wire seat is fixed in on the base, the unwrapping wire seat is L type structure, the wire laying groove has been seted up on the unwrapping wire seat, the wire laying groove is U type structure, the aligning subassembly is located the left side of unwrapping wire seat, the aligning subassembly includes the aligning frame, driving motor, the action wheel, from the driving wheel, first straightener roll, second straightener roll.
Above-mentioned prior art is fixed around the position of dish when unreeling, and the steel wire is arranged to the other end from the one end of coiling, and when unreeling around a set rigidity will make the steel wire produce the sideway power of bending when getting into correction mechanism, still need correct the steel wire and get into the bending that correction mechanism produced when subsequent correction, and then be unfavorable for the correction process.
Disclosure of Invention
The invention aims to provide a steel wire straightening machine to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a steel wire straightening machine, includes bottom plate, unwinding mechanism and self-adaptation straightening mechanism, two sides of bottom plate all are equipped with two stands, are located two of homonymy be equipped with vertical guide slot between the stand, wherein:
the unwinding mechanism comprises a linear guide rail, a winding frame, sleeves, a motor, a spline shaft, a double-spiral guide rod, a crescent plate and a transmission assembly, wherein the linear guide rail is arranged on a bottom plate, the winding frame is installed in the guide rail in a matched mode, a moving pair is formed in the guide rail, the two sleeves are installed on two sides of the winding frame in a rotating mode, one sleeve is connected with a power output end of the motor, the spline shaft is sleeved in the sleeve which is not connected with the motor, the double-spiral guide rod is installed on the bottom plate in a rotating mode, the crescent plate is sleeved on the double-spiral guide rod and forms the moving pair in the central axis direction of the double-spiral guide rod, a guide crescent in the crescent plate is matched with a guide groove in the cylindrical surface of the double-spiral guide rod, the crescent plate is connected with the winding frame through a connecting piece, and the spline shaft is in power connection with the double-spiral guide rod through the transmission assembly;
the self-adaptive straightening mechanism comprises rubber rollers, sliding blocks, a screw rod, a lower pressing rod and an intermittent transmission assembly, wherein the rubber rollers are rotatably arranged between two upright posts which are oppositely arranged, one rubber roller is arranged on the upright post close to the unwinding mechanism, two rubber rollers are arranged on the upright post far away from the unwinding mechanism, a gap for clamping a steel wire is arranged between the two rubber rollers on the same upright post, the rubber roller on the lower side of the two rubber rollers arranged on the same upright post and the rubber roller close to the unwinding mechanism are positioned at the same height, the two sliding blocks are respectively matched in two vertical guide grooves, the screw rod is rotatably arranged in one vertical guide groove, the screw rod penetrates through the sliding block and is in threaded connection with the sliding block, the rubber rollers on the lower side of the two rubber rollers arranged on the same upright post are in transmission connection with the screw rod through the intermittent transmission assembly, and the intermittent transmission assembly is used for intermittently transmitting driving force, and the lower pressing rod is rotatably arranged on the sliding block.
Preferably, the spline shaft forms a keyed pin fit with its mating sleeve, and the central axis of the spline shaft is collinear with the central axes of the two sleeves.
Preferably, the transmission assembly comprises a belt wheel, a belt and a connecting frame, the belt wheel is fixedly sleeved on the spline shaft and the double-spiral guide rod, the belt is sleeved on the belt wheel, and two ends of the connecting frame are respectively connected with the spline shaft and the double-spiral guide rod and used for limiting the spline shaft to move horizontally.
Preferably, the intermittent drive assembly comprises an incomplete gear, a driven gear and a speed reducer, the incomplete gear is fixedly sleeved on the rubber roller positioned on the lower side of the two rubber rollers arranged on the same upright column, the driven gear is fixedly sleeved on the power output end of the speed reducer, the tooth part of the incomplete gear is meshed with the driven gear, and the power output end of the speed reducer is connected with the screw rod.
Preferably, the bottom plate is provided with an anti-deviation guide rod, wherein the anti-deviation guide rod penetrates through the crescent plate.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the steel wire coil is uncoiled through the uncoiling mechanism, the spline shaft rotates along with the steel wire coil and drives the double-spiral guide rod to rotate through the transmission assembly, finally, the crescent plate reciprocates and translates along the double-spiral guide rod, and the coiling frame translates along with the crescent plate, so that lateral bending force cannot be generated when the steel wire enters the self-adaptive straightening mechanism in the uncoiling process, the steel wire is prevented from being bent laterally, the self-adaptive straightening mechanism drives the lower pressing rod to vertically translate according to the contact of the conveyed steel wire and the rubber roller, and further, the self-adaptive straightening mechanism can apply straightening force according to the bending degree of the steel wire.
Drawings
FIG. 1 is a three-dimensional schematic of the overall structure of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
FIG. 3 is a side view of the overall structure of the present invention;
fig. 4 is a schematic view of the force applied to the wire by the lower press bar.
In the figure: the automatic unwinding device comprises a base plate 1, an unwinding mechanism 2, a self-adaptive straightening mechanism 3, an upright post 11, a vertical guide groove 12, a linear guide rail 21, a winding frame 22, a sleeve 23, a motor 24, a spline shaft 25, a double-spiral guide rod 26, a crescent plate 27, a transmission assembly 28, a deviation-preventing guide rod 271, a belt 281, a belt 282, a connecting frame 283, a rubber roller 31, a sliding block 32, a screw rod 33, a depression bar 34, an intermittent transmission assembly 35, an incomplete gear 351, a driven gear 352 and a speed reducer 353.
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.
Example (b):
referring to fig. 1 to 3, the present invention provides a technical solution:
the utility model provides a steel wire straightening machine, includes bottom plate 1, unwinding mechanism 2 and self-adaptation straightening mechanism 3, wherein:
the four upright posts 11 are arranged on two side surfaces of the bottom plate 1 in pairs, wherein the two upright posts 11 positioned on different sides are arranged oppositely, and a vertical guide groove 12 is arranged between the two upright posts 11 positioned on the same side;
the unwinding mechanism 2 comprises a linear guide rail 21, a winding frame 22, sleeves 23, a motor 24, a spline shaft 25, a double-spiral guide rod 26, a crescent plate 27 and a transmission assembly 28, the linear guide rail 21 is arranged on the bottom plate 1, the winding frame 22 is installed in the guide rail 21 in a matching manner and forms a moving pair in the guide rail 21, the two sleeves 23 are installed on two sides of the winding frame 22 in a rotating manner, spline grooves are formed in the sleeves 23, one sleeve 23 is connected with a power output end of the motor 24, the spline shaft 25 is sleeved in the sleeve 23 which is not connected with the motor 24, the spline shaft 25 forms a key pin fit with the sleeve 23 matched with the spline shaft 25, the spline shaft 25 can be driven to rotate synchronously when the sleeves 23 rotate, the sleeve 23 does not generate motion interference with the spline shaft 25 when translating along the central axis of the sleeve 23, the central axis of the spline shaft 25 is collinear with the central axes of the two sleeves 23, and the spline shaft 25 and the two sleeves 23 can realize the key pin fit, the double-spiral guide rod 26 is rotatably installed on the base plate 1, the double-spiral guide rod 26 is provided with an alternating spiral groove, the crescent 27 is sleeved on the double-spiral guide rod 26, the base plate 1 is provided with an anti-deviation guide rod 271, the anti-deviation guide rod 271 penetrates through the crescent 27, the crescent 27 forms a moving pair in the central axis direction of the double-spiral guide rod 26, a guide crescent in the crescent 27 is matched with the spiral groove on the cylindrical surface of the double-spiral guide rod 26, the crescent 27 can reciprocally translate from one end of the double-spiral guide rod 26 to the other end when the double-spiral guide rod 26 rotates, the crescent 27 is connected with the winding frame 22 through a connecting piece, the winding frame 22 can be driven to translate along with the guide crescent 27 when the crescent 27 translates, the spline shaft 25 is in power connection with the double-spiral guide rod 26 through a transmission assembly 28, the transmission assembly 28 comprises a belt wheel 281, a belt 282 and a connecting frame 283, the spline shaft 25 and the double-spiral guide rod 26 are respectively fixedly sleeved with a belt wheel 281, the belt 282 is sleeved on the belt wheel 281, two ends of a connecting frame 283 are respectively connected with the spline shaft 25 and the double-spiral guide rod 26, wherein the end of the connecting frame 283 is rotatably connected with the spline shaft 25 and the double-spiral guide rod 26, and the connecting frame 283 is used for limiting the spline shaft 25 to move horizontally;
the self-adaptive straightening mechanism 3 comprises rubber rollers 31, sliding blocks 32, a screw 33, a lower press rod 34 and an intermittent transmission assembly 35, wherein the rubber rollers 31 are rotatably installed between two upright posts 11 which are oppositely arranged, one rubber roller 31 is arranged on the upright post 11 close to the unwinding mechanism 2, two rubber rollers 31 are arranged on the upright post 11 far away from the unwinding mechanism 2, the two rubber rollers 31 are arranged as discharge ends, a gap for clamping a steel wire is arranged between the two rubber rollers 31 on the same upright post 11, the rubber roller 31 on the lower side of the two rubber rollers 31 arranged on the same upright post 11 and the rubber roller 31 close to the unwinding mechanism 2 are at the same height, the two sliding blocks 32 are respectively matched in two vertical guide grooves 12, the screw 33 is rotatably installed in one vertical guide groove 12, the screw 33 penetrates through the sliding block 32 and forms threaded connection with the sliding block 32, and further the sliding block 32 can be lifted when the screw 33 rotates, the intermittent transmission assembly 35 is used for intermittently transmitting driving force, the intermittent transmission assembly 35 comprises an incomplete gear 351, a driven gear 352 and a speed reducer 353, the incomplete gear 351 is fixedly sleeved on the rubber roller 31 positioned on the lower side of the two rubber rollers 31 arranged on the same upright post 11, the driven gear 352 is fixedly sleeved on the power output end of the speed reducer 353, the tooth part of the incomplete gear 351 is meshed with the driven gear 352, the power output end of the speed reducer 353 is connected with a screw rod 33, and a lower press rod 34 is rotatably arranged on the slider 32.
The working principle of the invention is as follows: the winding wheel wound with the steel wire is sleeved on the two sleeves 23, so that the winding wheel and the two sleeves 23 form an unwinding whole, then the motor 24 is started to drive the sleeve 23 to rotate, at this time, the winding wheel realizes unwinding, the unwound steel wire passes through the gap between the two rubber rollers 31 at the discharging end, the wound steel wire presents an arc shape before being straightened, wherein the arc-shaped part of the steel wire from the winding wheel to the discharge end is vertical and upward, and the steel wire realizes downward bending deformation at the lower pressure rod 34 when unwinding, further counteracts the deformation of the arc part of the steel wire, and then carries out secondary extrusion correction through two rubber rollers 31 at the discharge end, the steel wire correction process is shown as figure 4, and the arc portion of the wire at the position a in fig. 4, the force F applied to the wire by the lower pressing bar 34 is vertically downward, the steel wire generates the deformation opposite to the arc part, so as to achieve the effect of offsetting the bending of the arc part and realizing the correction;
the spline shaft 25 rotates along with the sleeve 23 in the unreeling process, and then the rotating power is transmitted to the double-spiral guide rod 26 through the transmission assembly 28, at the moment, the crescent plate 27 can perform reciprocating translation along the central axis direction of the double-spiral guide rod 26, the crescent plate 27 can drive the reeling frame 22 to perform synchronous motion, as the steel wires are distributed from one end of the reel to the other end, and the reeling frame 22 performs reciprocating translation in the unreeling process, the end part of the reel passes through the middle part of the lower pressing rod 34 in a reciprocating manner, which is equivalent to the reverse process of uniformly distributing and reeling in the unreeling process, and the unreeling end of the steel wires can be always kept at the opposite surface of the discharge end under the condition that the discharge end is fixed in position, so that the part of the steel wires for correction and the part of the steel wires which are not unreeled cannot generate lateral deviation, and the steel wires are prevented from being bent laterally in the unreeling process;
the diameters of the steel wires wound on the winding wheel are different, so that the correction effect can be ensured by adjusting the acting force of the lower pressing rod 34 on the steel wires, for example, the diameter of the steel wires wound on the outer ring is larger than that of the steel wires on the inner ring, so that the steel wires are bent more seriously, at the moment, the lower pressing rod 34 is required to apply larger acting force, the bending degree of the steel wires is gradually reduced when the steel wires are gradually unwound, so that the acting force of the lower pressing rod 34 on the steel wires needs to be reduced, specifically, when the rubber roller 31 at the discharging end rotates under the action of the steel wires during unwinding, the rubber roller 31 drives the incomplete gear 351 to rotate, when the tooth part of the incomplete gear 351 is meshed with the driven gear 352, the power is transmitted to the lead screw 33 through the reducer 353, at the moment, the rotating lead screw 33 drives the slider 32 to move upwards, and finally the upward movement of the lower pressing rod 34 is realized, so that the acting force of the lower pressing rod 34 on the steel wires is reduced, the effect of self-adaptive adjustment of the correction force is achieved, so that the corrected steel wire has higher parallelism.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a steel wire straightening machine, includes bottom plate (1), unwinding mechanism (2) and self-adaptation straightening mechanism (3), two sides of bottom plate (1) all are equipped with two stand (11), are located two of homonymy be equipped with vertical guide slot (12), its characterized in that between stand (11):
the unwinding mechanism (2) comprises a linear guide rail (21), a winding frame (22), sleeves (23), a motor (24), a spline shaft (25), a double-spiral guide rod (26), a crescent plate (27) and a transmission assembly (28), wherein the linear guide rail (21) is arranged on the bottom plate (1), the winding frame (22) is arranged in the guide rail (21) in a matched manner and forms a moving pair in the guide rail (21), the sleeves (23) are arranged on two sides of the winding frame (22) in a rotating manner, one sleeve (23) is connected with a power output end of the motor (24), the spline shaft (25) is arranged in the sleeve (23) which is not connected with the motor (24) in a sleeved manner, the double-spiral guide rod (26) is rotatably arranged on the bottom plate (1), the crescent plate (27) is arranged on the double-spiral guide rod (26) in a sleeved manner and forms a moving pair in the direction of the central axis of the double-spiral guide rod (26), the guide crescent in the crescent plate (27) is matched with the guide groove on the cylindrical surface of the double-helix guide rod (26), the crescent plate (27) is connected with the winding frame (22) through a connecting piece, and the spline shaft (25) is in power connection with the double-helix guide rod (26) through a transmission component (28);
the self-adaptive straightening mechanism (3) comprises rubber rollers (31), sliders (32), a screw rod (33), a lower press rod (34) and an intermittent transmission assembly (35), the rubber rollers (31) are rotatably installed between two upright posts (11) which are oppositely arranged, one rubber roller (31) is arranged on the upright post (11) close to the unwinding mechanism (2), two rubber rollers (31) are arranged on the upright post (11) far away from the unwinding mechanism (2), a gap for clamping a steel wire is arranged between the two rubber rollers (31) on the same upright post (11), the rubber rollers (31) on the lower side in the two rubber rollers (31) arranged on the same upright post (11) and the rubber rollers (31) close to the unwinding mechanism (2) are at the same height, the two sliders (32) are respectively matched in two vertical guide grooves (12), the screw rod (33) is rotatably installed in one vertical guide groove (12), the screw rod (33) penetrates through the sliding block (32) and is in threaded connection with the sliding block (32), the rubber roller (31) positioned on the lower side of the two rubber rollers (31) arranged on the same upright post (11) is in transmission connection with the screw rod (33) through an intermittent transmission assembly (35), the intermittent transmission assembly (35) is used for transmitting driving force intermittently, and the lower pressing rod (34) is rotatably arranged on the sliding block (32).
2. A wire straightener as claimed in claim 1, wherein: the spline shaft (25) forms a key-pin fit with its mating sleeve (23), and the central axis of the spline shaft (25) is collinear with the central axes of the two sleeves (23).
3. A wire straightener as claimed in claim 1, wherein: the transmission assembly (28) comprises a belt wheel (281), a belt (282) and a connecting frame (283), the spline shaft (25) and the double-spiral guide rod (26) are respectively sleeved with the belt wheel (281), the belt (282) is sleeved on the belt wheel (281), and two ends of the connecting frame (283) are respectively connected with the spline shaft (25) and the double-spiral guide rod (26) and used for limiting the spline shaft (25) to move horizontally.
4. A wire straightener as claimed in claim 1, wherein: the intermittent transmission assembly (35) comprises an incomplete gear (351), a driven gear (352) and a speed reducer (353), wherein the incomplete gear (351) is fixedly sleeved on the rubber roller (31) which is positioned on the lower side in two rubber rollers (31) arranged on the same upright post (11), the driven gear (352) is fixedly sleeved on a power output end of the speed reducer (353), a tooth part of the incomplete gear (351) is meshed with the driven gear (352), and the power output end of the speed reducer (353) is connected with a screw rod (33).
5. A wire straightener as claimed in claim 1, wherein: the bottom plate (1) is provided with an anti-deviation guide rod (271), wherein the anti-deviation guide rod (271) penetrates through the crescent plate (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210448211.6A CN114798971B (en) | 2022-04-24 | 2022-04-24 | Steel wire straightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210448211.6A CN114798971B (en) | 2022-04-24 | 2022-04-24 | Steel wire straightening machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114798971A true CN114798971A (en) | 2022-07-29 |
| CN114798971B CN114798971B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210448211.6A Active CN114798971B (en) | 2022-04-24 | 2022-04-24 | Steel wire straightening machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115356153A (en) * | 2022-10-20 | 2022-11-18 | 中国科学院地球环境研究所 | Horizontal sampling soil drilling machine and control method |
| CN115816244A (en) * | 2022-12-31 | 2023-03-21 | 徐州汉裕铝业股份有限公司 | Grinding device for protection plate of generator |
| CN116689654A (en) * | 2023-04-25 | 2023-09-05 | 如东树权华刀具科技有限公司 | Reinforcing bar correction equipment of buckling |
| CN118527506A (en) * | 2024-07-25 | 2024-08-23 | 常州埃森诺精密模具有限公司 | Sheet metal cold bending roll forming equipment and working method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115356153A (en) * | 2022-10-20 | 2022-11-18 | 中国科学院地球环境研究所 | Horizontal sampling soil drilling machine and control method |
| CN115356153B (en) * | 2022-10-20 | 2023-01-24 | 中国科学院地球环境研究所 | Horizontal sampling soil drilling machine and control method |
| US11851966B1 (en) | 2022-10-20 | 2023-12-26 | Institute of Earth Environment, Chinese Academy of Sciences | Horizontal sampling soil drilling rig and control method thereof |
| CN115816244A (en) * | 2022-12-31 | 2023-03-21 | 徐州汉裕铝业股份有限公司 | Grinding device for protection plate of generator |
| CN115816244B (en) * | 2022-12-31 | 2023-10-10 | 徐州汉裕铝业股份有限公司 | Generator guard plate grinding device |
| CN116689654A (en) * | 2023-04-25 | 2023-09-05 | 如东树权华刀具科技有限公司 | Reinforcing bar correction equipment of buckling |
| CN118527506A (en) * | 2024-07-25 | 2024-08-23 | 常州埃森诺精密模具有限公司 | Sheet metal cold bending roll forming equipment and working method thereof |
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