CN116833277B - Rolling machine for notch of groove pipe fitting - Google Patents
Rolling machine for notch of groove pipe fitting Download PDFInfo
- Publication number
- CN116833277B CN116833277B CN202311106403.XA CN202311106403A CN116833277B CN 116833277 B CN116833277 B CN 116833277B CN 202311106403 A CN202311106403 A CN 202311106403A CN 116833277 B CN116833277 B CN 116833277B
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- China
- Prior art keywords
- pipe fitting
- rod
- fixedly connected
- sliding
- top surface
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005096 rolling process Methods 0.000 title claims abstract description 9
- 238000003825 pressing Methods 0.000 claims abstract description 42
- 230000008093 supporting effect Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D17/00—Forming single grooves in sheet metal or tubular or hollow articles
- B21D17/04—Forming single grooves in sheet metal or tubular or hollow articles by rolling
-
- 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
Abstract
The application relates to the technical field of rolling presses, and discloses a grooved pipe fitting notch rolling press which mainly comprises a base, a motor, a grooved pulley, a supporting frame, a mounting plate, a fixed rod, a cross rod, a lower pressing wheel and the like, wherein a movable hole is formed in the fixed rod, so that the cross rod is sleeved in the movable hole, a sliding groove is formed in the fixed rod, a sliding plate is connected in the sliding groove in a sliding manner, a spring is fixedly connected in the middle of the top surface of the sliding plate, a connecting rod is fixedly connected to the bottom surface of the sliding plate, and an arc-shaped groove is fixedly connected to the bottom end of the connecting rod. According to the application, the movable range of the cross rod is limited through the movable hole, when the equipment is used for pressing the pipe fitting, the arc-shaped blocks are used for limiting the pipe fitting on two sides of the notch, and the arc-shaped blocks are limited by the bottom surface of the fixed rod, so that the arc-shaped blocks are pressed on two sides of the notch of the pipe fitting, the deformation amount in the pipe fitting pressing process is reduced, the pipe fitting on two sides of the notch is prevented from tilting upwards due to downward pressing of the notch, and the quality of the grooved pipe fitting is improved.
Description
Technical Field
The application relates to the technical field of roller presses, in particular to a groove mouth roller press for a groove pipe fitting.
Background
The groove pipe fitting is a novel steel pipe connecting pipe fitting, is now the first push technology of liquid and gas pipeline connection, and through the connection of the groove pipe fitting, greatly reduced the complexity of pipe fitting connection, make the connection of pipe fitting more swift convenient, have advantages such as maintenance is brief, application tubular product scope is wide, and the fluting of pipe fitting has not used the roll squeezer rarely.
When the existing roller press is used for grooving a pipe fitting, a motor is mainly used for driving a grooved pulley to rotate, the grooved pulley is used for driving the pipe fitting to rotate, then the lower pressing wheel is controlled to move downwards, so that the lower pressing wheel applies pressure to the pipe fitting, the lower pressing wheel just corresponds to a groove on the grooved pulley, and accordingly the pipe fitting is grooved by utilizing the cooperation of the lower pressing wheel and the grooved pulley.
Disclosure of Invention
The groove mouth rolling machine for the grooved pipe fitting has the advantages of improving the stability of the pipe fitting during rotation, avoiding the tail part tilting of the pipe fitting during grooving, improving the quality of the pipe fitting and rapidly withdrawing the lower pressing wheel, and is used for solving the technical problems that the pipe fitting synchronously rotates and the lower pressing wheel is clamped in the groove mouth and the like.
In order to achieve the above purpose, the application adopts the following technical scheme: the utility model provides a slot pipe fitting notch rolling machine, includes the base, still includes:
the motor is fixedly arranged on the left side of the top surface of the base through a supporting block, a reduction gearbox is fixedly arranged on the right side of the motor on the top surface of the base, an output shaft is fixedly arranged at the output end of the motor, the output shaft penetrates through the reduction gearbox and extends out of the right end surface of the reduction gearbox, and a grooved wheel is fixedly sleeved on the outer surface of the right side of the output shaft;
the support frame, fixed mounting is in on the top surface of base, and the position of support frame on the base is in the right rear side of reducing gear box, the leading flank of support frame has the mounting panel through spout and slider sliding connection, the bottom surface symmetry and the fixedly connected with of mounting panel two dead levers, two the movable hole has all been seted up to the lower part of dead lever, the inside slip in movable hole has cup jointed the horizontal pole, the pinch roller has been cup jointed in the middle part activity of horizontal pole, the top surface middle part fixedly connected with bracket of base, the pipe fitting has been placed on the bracket.
Further, the fixing rod comprises:
the sliding groove is formed in the fixing rod and located at the lower side of the movable hole, a sliding plate is connected in the sliding groove in a sliding mode, and a spring is fixedly connected in the middle of the top surface of the sliding plate;
the top of the spring is fixedly connected with the middle part of the top surface of the chute.
Further, the slide plate comprises:
the connecting rod is fixedly connected to the middle part of the bottom surface of the sliding plate, the bottom end of the connecting rod extends out of the bottom surface of the fixing rod, and a hole for the connecting rod to slide is formed in the bottom of the fixing rod;
the bottom fixedly connected with arc piece of connecting rod.
Further, the slide plate further comprises:
the ejector rod is fixedly connected to the middle part of the top surface of the sliding plate, the spring is sleeved on the outer side of the ejector rod, the top end of the ejector rod stretches into the movable hole, and the top end of the ejector rod in the movable hole is fixedly connected with the supporting plate;
the top surface of layer board and the surface laminating of horizontal pole.
Further, the cross bar comprises:
the number of the coil springs is two, the two coil springs are arranged on the outer surfaces of two sides of the lower pressing wheel, and the end head of the outermost layer of the coil springs is fixedly connected with a connecting rope.
Further, one end of the connecting rope far away from the coil spring extends into the sliding groove and is fixedly connected with the bottom surface of the sliding plate;
the inside of the fixed rod is positioned at the lower part of the chute and is provided with a hole for the connecting rope to move.
The application has the following beneficial effects:
according to the groove pipe fitting notch roller press, the movable range of the cross rod is limited through the movable hole, the sliding groove, the sliding plate, the spring, the connecting rod and the arc-shaped block, when equipment is used for pressing a groove of a pipe fitting, the arc-shaped block is used for limiting the pipe fitting on two sides of the groove, and the arc-shaped block is limited by the bottom surface of the fixing rod, so that the arc-shaped block is pressed on two sides of the groove of the pipe fitting, the deformation amount in the groove pressing process of the pipe fitting is reduced, the pipe fitting on two sides of the groove cannot be tilted upwards due to downward pressing of the groove, and the quality of the grooved pipe fitting is improved.
Due to the design of the coil spring and the connecting rope, when the lower pressing wheel is used for slotting the pipe, the lower pressing wheel is propped against the notch of the pipe, so that the transverse rod is stressed at the uppermost end of the movable hole, the notch on the lower pressing wheel and the pipe at the moment is in interference fit, the lower pressing wheel can be driven to rotate in the slotting process of the pipe, the lower pressing wheel and the transverse rod are fixedly sleeved, the lower pressing wheel drives the transverse rod to rotate in the movable hole, the coil spring on the outer surface of the transverse rod is used for contracting and accumulating energy, the coil spring is used for applying tension to the connecting rope, the connecting rope is used for pulling the sliding plate to move downwards in the sliding groove, the connecting rod and the arc block are driven to move downwards through the downward movement of the sliding plate, the arc block always props against the outer surface of the pipe, the arc block can apply downward pressure to the pipe, the fitting of the pipe is more precise, the friction between the grooved pulley and the pipe is increased, and the stability of the pipe is improved when the pipe rotates.
After the pipe fitting slotting is finished, the mounting plate moves upwards, so that the mounting plate removes the pressure applied by the mounting plate to the fixed rod and the cross rod, the cross rod is positioned at the bottommost part of the movable hole under the action of the gravity of the lower pressing wheel, the coil spring on the cross rod also releases energy storage, so that the connecting rope is converted into a loose state from a tightening state, at the moment, the potential energy of the spring is utilized to promote the sliding plate to move upwards in the sliding groove, the sliding plate is utilized to push the ejector rod to push the supporting plate to move upwards, the supporting plate is contacted with the cross rod, and an upward thrust is applied to the cross rod when the supporting plate moves upwards, so that the cross rod is pushed to move upwards in the movable hole, the cross rod drives the lower pressing wheel to move upwards, the lower pressing wheel is driven to be rapidly withdrawn from the notch of the pipe fitting, the lower pressing wheel is prevented from being clamped in the notch and damaging the notch when the lower pressing wheel is removed, the efficiency of the lower pressing wheel is accelerated, and the quality of the notch of the pipe fitting is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.
The application may be more clearly understood from the following detailed description taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic view of the mounting plate and lower puck of the present application;
FIG. 3 is a schematic view of the internal structure of the fixing rod of the present application;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present application;
FIG. 5 is a schematic view of the structure of the arc block of FIG. 3 in an unmoved state according to the present application.
Reference numerals: 1. a base; 2. a motor; 3. a reduction gearbox; 4. an output shaft; 5. a sheave; 6. a support frame; 7. a mounting plate; 8. a fixed rod; 81. a movable hole; 82. a chute; 83. a slide plate; 84. a spring; 85. a connecting rod; 86. an arc-shaped block; 87. a push rod; 88. a supporting plate; 9. a cross bar; 91. a coil spring; 92. a connecting rope; 10. a lower pinch roller; 11. a bracket; 12. and a pipe fitting.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1
Referring to fig. 1-5, a rolling machine for forming a slot of a grooved pipe fitting includes a base 1, and further includes:
the motor 2 is fixedly arranged on the left side of the top surface of the base 1 through a supporting block, the top surface of the base 1 is fixedly arranged on the right side of the motor 2 and is provided with a reduction gearbox 3, the output end of the motor 2 is fixedly provided with an output shaft 4, the output shaft 4 penetrates through the reduction gearbox 3 and extends out of the right end surface of the reduction gearbox 3, and the outer surface of the right side of the output shaft 4 is fixedly sleeved with a grooved pulley 5.
The support frame 6, fixed mounting is on the top surface of base 1, and the position of support frame 6 on base 1 is in the right rear side of reducing gear box 3, the leading flank of support frame 6 is equipped with mounting panel 7 through spout and slider sliding connection (the inside of support frame 6 is equipped with the hydraulic stem for the upper and lower slip of control mounting panel 7), the bottom surface symmetry of mounting panel 7 and fixed welding have two dead levers 8, movable hole 81 has all been seted up to the lower part of two dead levers 8, the inside slip in movable hole 81 has cup jointed horizontal pole 9, the fixed pinch roller 10 that has cup jointed in the middle part of horizontal pole 9, the fixed welding has bracket 11 in the top surface middle part of base 1, place pipe fitting 12 on the bracket 11.
Referring to fig. 1-5, a sliding groove 82 is formed in the fixed rod 8 and located at the lower side of the movable hole 81, a sliding plate 83 is slidably connected in the sliding groove 82, and a spring 84 is fixedly welded in the middle of the top surface of the sliding plate 83.
The top end of the spring 84 is fixedly welded with the middle part of the top surface of the chute 82.
Referring to fig. 1-5, a connecting rod 85 is fixedly welded in the middle of the bottom surface of the sliding plate 83, the bottom end of the connecting rod 85 extends out of the bottom surface of the fixing rod 8, and a hole for sliding the connecting rod 85 is formed in the bottom of the fixing rod 8.
The bottom end of the connecting rod 85 is fixedly welded with an arc-shaped block 86.
Referring to fig. 1-5, a push rod 87 is fixedly welded in the middle of the top surface of the sliding plate 83, a spring 84 is sleeved on the outer side of the push rod 87, the top end of the push rod 87 extends into the movable hole 81, and a supporting plate 88 is fixedly welded on the top end of the push rod 87 in the movable hole 81.
The top surface of the pallet 88 is attached to the outer surface of the cross bar 9.
Referring to fig. 1-5, coil springs 91 are provided on both sides of the outer surface of the cross bar 9 on the lower pinch roller 10, and connecting ropes 92 are fixedly connected to the ends of the outermost layers of the coil springs 91.
Referring to fig. 1 to 5, one end of the connecting cord 92, which is remote from the coil spring 91, extends into the inside of the slide groove 82 and is fixedly connected to the bottom surface of the slide plate 83.
The fixing rod 8 has a hole for the connecting rope 92 to move inside at the lower part of the chute 82.
Referring to fig. 1-5, when a notch needs to be formed in a pipe fitting 12, the pipe fitting 12 is placed on a bracket 11, so that the left end opening of the pipe fitting 12 is sleeved on a sheave 5, then a motor 2 is started, after the motor 2 is decelerated by a reduction gearbox 3, the sheave 5 is driven to rotate by an output shaft 4, then a mounting plate 7 is driven to move downwards by a control hydraulic rod, the mounting plate 7 drives a fixing rod 8, a cross rod 9 and a pressing wheel 10 to move downwards, the end opening of the pipe fitting 12 is rolled by mutual extrusion between the pressing wheel 10 and the sheave 5, at this time, the pipe fitting 12 is propped against the pipe fitting 12 on two sides of the notch by an arc block 86, the pipe fitting 12 on two sides of the notch is limited by the bottom surface of the fixing rod 8, so that the deformation of the pipe fitting 12 in the groove pressing process is reduced, the pipe fitting 12 on two sides of the notch cannot tilt upwards due to downward pressing of the notch, and the quality of the grooved pipe fitting 12 is improved.
Meanwhile, due to the fact that the coil springs 91 and the connecting ropes 92 are arranged on the outer sides of the cross rods 9, when the pipe fitting 12 is grooved, the cross rods 9 are located at the uppermost ends of the movable holes 81 by means of the reverse acting force exerted by the pipe fitting 12 on the lower pressing wheels 10, and due to the fact that the lower pressing wheels 10 press down on the pipe fitting 12, the lower pressing wheels 10 are in interference fit with the grooves of the pipe fitting 12, the pipe fitting 12 is caused to rotate, the lower pressing wheels 10 drive the cross rods 9 to rotate, the coil springs 91 on the cross rods 9 are used for tightening and storing energy, the coil springs 91 are used for exerting pulling force on the connecting ropes 92 after tightening and storing energy, the connecting ropes 92 are used for pulling the sliding plates 83 to move downwards in the sliding grooves 82, the sliding plates 83 move downwards and meanwhile pushing the connecting rods 85 to move downwards, the arc-shaped blocks 86 are pushed downwards, the arc-shaped blocks 86 are enabled to exert downward pressure on the pipe fitting 12, fitting of the pipe fitting 12 and the grooved wheels 5 are enabled to be tight, friction between the grooved wheels 5 and the pipe fitting 12 are increased, and stability of the pipe fitting 12 in rotation is improved.
When the pipe fitting 12 is grooved, the hydraulic rod in the support frame 6 is controlled to drive the mounting plate 7 to move upwards, so that the pressure exerted by the mounting plate 7 on the fixed rod 8 and the cross rod 9 is removed, at the moment, the cross rod 9 is positioned at the bottommost part of the movable hole 81 under the action of the gravity of the lower pressing wheel 10, at the moment, the supporting effect of the pipe fitting 12 on the arc-shaped block 86 is eliminated, the coil spring 91 is always in a contracted and tensed state, the connecting rope 92 is pulled under the action of the pulling force when the coil spring 91 is contracted, the sliding plate 83 is pulled by the connecting rope 92 to move downwards, so that the spring 84 is deformed under the pulling force, then the potential energy accumulated by the coil spring 91 is released, the connecting rope 92 is converted from a tensed state to a relaxed state, the pulling force of the connecting rope 92 on the sliding plate 83 is removed, so that the sliding plate 83 is upwards moved under the action of the self elastic force of the spring 84, so that the sliding plate 83 is driven to upwards move, the sliding plate 83 drives the ejector rod 87 to upwards move, the ejector rod 87 drives the supporting plate 88 to upwards move, the supporting plate 88 applies an upward thrust to the cross rod 9 due to the contact between the supporting plate 88 and the cross rod 9, the cross rod 9 is pushed and upwards moved in the movable hole 81, the cross rod 9 can pull the lower pressing wheel 10 to upwards move after upwards moving, the lower pressing wheel 10 can be quickly withdrawn from a groove formed in the pipe fitting 12, the lower pressing wheel 10 is prevented from being blocked in the groove opening and damaging the groove opening when the lower pressing wheel 10 is withdrawn, the withdrawal efficiency of the lower pressing wheel 10 is accelerated, and the quality of the groove opening of the pipe fitting 12 is improved.
Claims (2)
1. Groove pipe fitting notch rolling machine, including base (1), its characterized in that still includes:
the motor (2) is fixedly arranged on the left side of the top surface of the base (1) through a supporting block, a reduction gearbox (3) is fixedly arranged on the right side of the motor (2) on the top surface of the base (1), an output shaft (4) is fixedly arranged at the output end of the motor (2), the output shaft (4) penetrates through the reduction gearbox (3) and extends out of the right end surface of the reduction gearbox (3), and a grooved wheel (5) is fixedly sleeved on the outer surface of the right side of the output shaft (4);
the support frame (6) is fixedly arranged on the top surface of the base (1), the position of the support frame (6) on the base (1) is positioned on the right rear side of the reduction gearbox (3), the front side surface of the support frame (6) is slidably connected with the mounting plate (7) through a sliding groove and a sliding block, the bottom surface of the mounting plate (7) is symmetrical and is fixedly connected with two fixing rods (8), the lower parts of the two fixing rods (8) are respectively provided with a movable hole (81), a cross rod (9) is sleeved in the movable holes (81) in a sliding manner, a lower pressing wheel (10) is movably sleeved in the middle of the cross rod (9), a bracket (11) is fixedly connected with the middle of the top surface of the base (1), and a pipe fitting (12) is placed on the bracket (11);
the fixing rod (8) comprises: the sliding groove (82) is formed in the fixed rod (8), the sliding groove (82) is positioned at the lower side of the movable hole (81), a sliding plate (83) is connected in the sliding groove (82) in a sliding manner, and a spring (84) is fixedly connected in the middle of the top surface of the sliding plate (83); the top end of the spring (84) is fixedly connected with the middle part of the top surface of the chute (82);
the slide plate (83) comprises: the connecting rod (85) is fixedly connected to the middle part of the bottom surface of the sliding plate (83), the bottom end of the connecting rod (85) extends out of the bottom surface of the fixed rod (8), and a hole for the connecting rod (85) to slide is formed in the bottom of the fixed rod (8); the bottom of connecting rod (85) fixedly connected with arc piece (86).
2. A grooved pipe fitting slot rolling machine according to claim 1, characterized in that said slide plate (83) further comprises:
the ejector rod (87) is fixedly connected to the middle part of the top surface of the sliding plate (83), the spring (84) is sleeved on the outer side of the ejector rod (87), the top end of the ejector rod (87) stretches into the movable hole (81), and the top end of the ejector rod (87) positioned in the movable hole (81) is fixedly connected with the supporting plate (88); the top surface of the supporting plate (88) is attached to the outer surface of the cross rod (9); the cross bar (9) comprises: the number of the coil springs (91) is two, the two coil springs (91) are arranged on the outer surfaces of the two sides of the lower pressing wheel (10), and the end head of the outermost layer of the coil springs (91) is fixedly connected with a connecting rope (92); one end of the connecting rope (92) far away from the coil spring (91) extends into the sliding groove (82) and is fixedly connected with the bottom surface of the sliding plate (83); the inside of the fixed rod (8) is positioned at the lower part of the chute (82) and is provided with a hole for the connecting rope (92) to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311106403.XA CN116833277B (en) | 2023-08-30 | 2023-08-30 | Rolling machine for notch of groove pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311106403.XA CN116833277B (en) | 2023-08-30 | 2023-08-30 | Rolling machine for notch of groove pipe fitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116833277A CN116833277A (en) | 2023-10-03 |
| CN116833277B true CN116833277B (en) | 2023-11-14 |
Family
ID=88172822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311106403.XA Active CN116833277B (en) | 2023-08-30 | 2023-08-30 | Rolling machine for notch of groove pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116833277B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08169601A (en) * | 1994-09-06 | 1996-07-02 | Koenig & Bauer Albert Ag | Crimping roll to press running belt material |
| AT2142U1 (en) * | 1994-01-07 | 1998-05-25 | Maier Aron Dr | TURNING MACHINE |
| CN211915116U (en) * | 2020-01-14 | 2020-11-13 | 天津翔硕钢管制造有限公司 | Steel pipe indent equipment of preventing mouth of pipe perk |
| CN216655933U (en) * | 2021-11-24 | 2022-06-03 | 山东鑫泽海安全科技有限公司 | Fire engineering is with rolling machine with protective structure |
| CN217292738U (en) * | 2022-02-28 | 2022-08-26 | 潮州市礼升陶瓷有限公司 | Automatic roll forming device convenient to adjust |
| CN115533444A (en) * | 2022-09-30 | 2022-12-30 | 国泰达鸣精密机件（深圳）有限公司 | Rolling equipment |
-
2023
- 2023-08-30 CN CN202311106403.XA patent/CN116833277B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT2142U1 (en) * | 1994-01-07 | 1998-05-25 | Maier Aron Dr | TURNING MACHINE |
| JPH08169601A (en) * | 1994-09-06 | 1996-07-02 | Koenig & Bauer Albert Ag | Crimping roll to press running belt material |
| CN211915116U (en) * | 2020-01-14 | 2020-11-13 | 天津翔硕钢管制造有限公司 | Steel pipe indent equipment of preventing mouth of pipe perk |
| CN216655933U (en) * | 2021-11-24 | 2022-06-03 | 山东鑫泽海安全科技有限公司 | Fire engineering is with rolling machine with protective structure |
| CN217292738U (en) * | 2022-02-28 | 2022-08-26 | 潮州市礼升陶瓷有限公司 | Automatic roll forming device convenient to adjust |
| CN115533444A (en) * | 2022-09-30 | 2022-12-30 | 国泰达鸣精密机件（深圳）有限公司 | Rolling equipment |
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| Publication number | Publication date |
|---|---|
| CN116833277A (en) | 2023-10-03 |
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