CN213826552U - Adjustable spiral pipe bender - Google Patents
Adjustable spiral pipe bender Download PDFInfo
- Publication number
- CN213826552U CN213826552U CN202021956458.1U CN202021956458U CN213826552U CN 213826552 U CN213826552 U CN 213826552U CN 202021956458 U CN202021956458 U CN 202021956458U CN 213826552 U CN213826552 U CN 213826552U
- Authority
- CN
- China
- Prior art keywords
- pipe
- main shaft
- box
- pipe bending
- box body
- 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
Links
Images
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses an adjustable spiral pipe bender, which comprises a box body, a main spindle box mechanism, a raw material pipe for bending, a pipe bending die, a main support mechanism and a pitch control mechanism, wherein one end of the pipe bending die is provided with a pipe bending groove wheel for bending, the main spindle box mechanism is transversely arranged at the bottom of the pipe bending groove wheel, the raw material pipe is connected with the main spindle box mechanism through the pipe bending groove wheel of the pipe bending die, one end of the pipe bending die away from the pipe bending groove wheel is connected with the pitch control mechanism, the pipe bending die can transversely move through the pitch control mechanism to control the pitch of the raw material pipe after being bent, the pitch control mechanism is transversely arranged on the box body corresponding to the main spindle box mechanism, the main support mechanism is longitudinally arranged on the box body, the tail ends of the bent pipes of the main spindle box mechanism and the pitch control mechanism are connected through the main support mechanism, and the bottom of the main spindle box mechanism is additionally provided with an auxiliary support mechanism, the bottom end of the auxiliary supporting mechanism is fixedly arranged on the box body, and a protective net is arranged on the box body.
Description
Technical Field
The utility model belongs to the machining field, more specifically says, the utility model relates to a spiral bending machine of adjustable.
Background
At present, a mould used by a common pipe bender is used for bending a carbon steel pipe, but the pipe bending technology of an alloy steel pipe is not mature enough, and due to different characteristics of different materials, corresponding technology accumulation is lacked, so that ideal pipe bending section deformation rate and pipe bending angle cannot be obtained.
The conventional pipe bending machines are various in types, wherein the manual pipe bending machine is generally used in places with low requirements on pipe bending radius, pipe bending angle and pipe bending section deformation rate, such as rescue of a construction site or decoration of a home. The radius of the pipe which can be bent by the mechanical pipe bender is slightly larger, but the control of the pipe bending angle and the deformation rate of the section of the bent pipe cannot be greatly improved. The hydraulic pipe bender is only used for improving the pipe bending radius and is only suitable for the fields with lower pipe bending technology. In the field of pipe bending technology with relatively precise requirements, the pipe bending technology of hydraulic pipe bending machines, mechanical pipe bending machines and manual pipe bending machines is not enough at all.
The simple electric pipe bender is not easy to control the manufacturing process of a die, the problems of instability and resonance are easily caused due to the existence of designed blind areas, and meanwhile, a control circuit is lack of corresponding design experience, so that a pipe bender with higher technical improvement on the bend radius, the bend angle and the bend section deformation rate is urgently needed in the market.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a spiral bending machine of adjustable is provided, can have higher promotion in the control technique of return bend radius, return bend angle and return bend cross-section deformation rate.
In order to realize the purpose, the utility model discloses the technical scheme who takes does: the automatic pipe bending machine comprises a box body, a main shaft box mechanism, a raw material pipe for bending a pipe, a pipe bending die, a main supporting mechanism and a screw pitch control mechanism, wherein a pipe bending groove wheel for bending the pipe is arranged at one end of the pipe bending die, the main shaft box mechanism is transversely arranged at the bottom of the pipe bending groove wheel, the raw material pipe is connected with the main shaft box mechanism through the pipe bending groove wheel of the pipe bending die, one end of the pipe bending die, far away from the pipe bending groove wheel, is connected with the screw pitch control mechanism, the pipe bending die can transversely move through the screw pitch control mechanism to control the screw pitch of the bent pipe of the raw material pipe, the screw pitch control mechanism and the main shaft box mechanism are correspondingly and transversely arranged on the box body, the main supporting mechanism is longitudinally arranged on the box body, the tail ends of the bent pipes of the main shaft box mechanism and the screw pitch control mechanism are connected through the main supporting mechanism, an auxiliary supporting mechanism is additionally arranged at the bottom of the main shaft box body mechanism, and the auxiliary supporting mechanism is fixedly arranged on the box body, the box body is provided with a protective net.
This technical scheme provides a pair of adjustable spiral bending machine, headstock mechanism is by the axle control box, open and stop the floodgate, the mill, elbow connector and main shaft are constituteed, and the axle control box is fixed to be set up on the box, opens and stops the floodgate setting on the lateral part surface of axle control box, opens and stops the signal output part of floodgate and is connected with the signal input part of axle control box, and the mill is connected with the main shaft through the shaft coupling that sets up, and the elbow connector is fixed and is followed the mill rotation on the circumference of mill, the one end of former feed pipe is fixed in the fixed orifices of elbow connector, and the former feed pipe spiral is around the surface at the main shaft, the return bend recess wheel of elbow mould passes through the former feed pipe sets up the surface top at the main shaft.
This technical scheme provides a pair of adjustable spiral bending machine, the bending mould comprises return bend recess wheel and scroll cover, and the return bend recess wheel passes through raw materials pipe set up in the surperficial top of main shaft, the recess size of return bend recess wheel with the size of raw materials pipe is corresponding, and the scroll cover sets up and is close to at the bending mould pitch control mechanism's one end is connected with pitch control mechanism.
This technical scheme provides a pair of adjustable spiral bending machine, main tributary supporting mechanism includes movable plate, fixed plate, guide holder, guiding axle, installing support, heavy oil pressure jar and the slim jar of CXSD type, and the movable plate sets up in main tributary supporting mechanism's bottom, is equipped with two guide rails and fixes on the box, two guide rails pass through the movable plate, and the movable plate is being hugged closely to the guide holder, and the slim jar of CXSD type passes through the installing support and sets up the side at the guide holder, and the guiding axle passes the guide holder and is connected with the slim jar of CXSD type, the other end of guiding axle with main shaft fixed connection in the headstock mechanism, the side of guide holder is provided with a heavy oil pressure jar, and it is fixed that heavy oil pressure jar passes the fixed plate.
This technical scheme provides a pair of adjustable spiral bending machine, the thin jar of CXSD type comprises cylinder, end cover, piston rod and sealing washer, and the shape of the thin jar of CXSD type is the cylinder, and the material of the thin jar of CXSD type is the metal material.
This technical scheme provides a pair of adjustable spiral bending machine, pitch control mechanism includes mounting panel, deflector, adjust the pole, the lead screw, the stopper, angular contact ball bearing, pitch motor and HO series oil hydraulic cylinder, wherein, the mounting panel sets up in pitch control mechanism's bottom, the deflector sets up on the mounting panel, the mounting panel is kept away from one of pitch motor and is served and be provided with the stopper, adjust pole one end and pass through the lead screw and connect pitch motor and the other end and pass through the stopper on the mounting panel through the bottom of deflector, a side portion of mounting panel is equipped with angular contact ball bearing, HO series oil hydraulic cylinder sets up in the mounting panel and the position corresponds with adjusting the pole, the lead screw through adjust the pole with the spiral shell of bending mould is connected.
This technical scheme provides a pair of adjustable spiral bending machine, the cylinder that H0 series oil hydraulic cylinder used is long-sew with long stitches the cylinder that warp when being used for avoiding the welding.
According to the technical scheme, the adjustable spiral pipe bender is used for auxiliary support, the auxiliary supporting mechanism is arranged at the center of the bottom of the main shaft box mechanism, the bottom of the auxiliary supporting mechanism is fixedly welded on a box body, a semicircular groove is formed in the top end of the auxiliary supporting mechanism, and the size of the groove corresponds to that of the main shaft.
By adopting the technical scheme, the spiral pipe bending of the raw material pipe can be completed by matching the pipe bending die with the main shaft box mechanism; the main supporting mechanism plays an auxiliary role in the pipe bending process, so that the section deformation rate control technology of the bent pipe and the radius of the bendable pipe are improved; the pitch control mechanism is added, so that the angle of the bent pipe and the pitch of the spiral bent pipe can be freely controlled; the protective net arranged on the box body ensures the safety of the pipe bending process.
The present invention will be described in more detail with reference to the accompanying drawings and examples.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic view of a pipe bending machine of the present invention;
fig. 2 is a schematic view of a pipe bending mold according to the present invention;
FIG. 3 is a schematic view of the main support mechanism of the present invention;
FIG. 4 is a schematic view of a pitch control mechanism of the present invention;
labeled as: 1. a box body; 2. an axle control box; 3. a pitch control mechanism; 4. a main support mechanism; 5. a protective net; 6. a pipe bending die; 7. an auxiliary support mechanism; 9. a raw material pipe; 10. starting and stopping a brake; 12. A grinding disc; 13. a main shaft; 15. an elbow connector; 16. a coupling; 17. a pipe bending groove wheel; 18. a spiral sleeve; 31. adjusting a rod; 32. HO series oil hydraulic cylinder; 33. a guide plate; 34. a limiting block; 35. angular contact ball bearings; 36. mounting a plate; 37. a pitch motor; 38. a screw rod; 41. a CXSD type thin cylinder; 42. mounting a bracket; 43. a guide seat; 44. a guide shaft; 45. a guide rail; 46. a heavy oil hydraulic cylinder; 47. moving the plate; 48. and (7) fixing the plate.
Detailed Description
The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail to explain, for example, the shapes and structures of the components, the mutual positions and connection relationships among the components, the functions and working principles of the components, the manufacturing process, and the operation and use method of the components, so as to help those skilled in the art to understand the concept and technical solutions of the present invention more completely, accurately and deeply.
Fig. 1 shows an adjustable spiral pipe bender, which comprises a box body 1, a main spindle box mechanism, a raw material pipe 9 for bending a pipe, a pipe bending die 6, a main support mechanism 4 and a pitch control mechanism 3, wherein one end of the pipe bending die 6 is provided with a pipe bending groove wheel 17 for bending the pipe, the main spindle box mechanism is transversely arranged at the bottom of the pipe bending groove wheel 17, the raw material pipe 9 is connected with the main spindle box mechanism through the pipe bending groove wheel 17 of the pipe bending die 6, one end of the pipe bending die 6 far away from the pipe bending groove wheel 17 is connected with the pitch control mechanism 3, the pipe bending die 6 can transversely move through the pitch control mechanism 3 to control the pitch of the bent pipe of the raw material pipe 9, the pitch control mechanism 3 and the main spindle box mechanism are transversely arranged on the box body 1 correspondingly, the main support mechanism 4 is longitudinally arranged on the box body 1, and the tail ends of the bent pipes of the main spindle box mechanism and the pitch control mechanism 3 are connected through the main support mechanism 4, the bottom of headstock mechanism is provided with auxiliary stay mechanism 7 in addition, and auxiliary stay mechanism 7's bottom is fixed to be set up on box 1, is provided with protection network 5 on the box 1, and protection network 5 fixes being provided with operating panel on the surface, and the top of protection network 5 is provided with response alarm mechanism.
The spindle box mechanism is composed of a shaft control box 2, a start-stop brake 10, a grinding disc 12, an elbow connector 15 and a spindle 13, the shaft control box 21 is fixedly arranged on the box body 1, the start-stop brake 10 is arranged on the surface of the side portion of the shaft control box 2, the signal output end of the start-stop brake 10 is connected with the signal input end of the shaft control box 2, the grinding disc 12 is connected with the shaft control box 21, the grinding disc 12 is connected with the spindle 13 through a coupler 16, the elbow connector 15 is fixed on the circumference of the grinding disc 12 and rotates along with the grinding disc 12, one end of a raw material pipe 9 is fixed in a fixing hole of the elbow connector 15, the raw material pipe 9 spirally surrounds the surface of the spindle 13, and an elbow groove wheel 17 of the elbow mold 6 is arranged on the top of the surface of the spindle 13 through the raw material pipe 9.
The pipe bending die 6 shown in fig. 2 is composed of a pipe bending groove wheel 17 and a screw sleeve 18, the pipe bending groove wheel 17 is arranged on the top of the surface of the main shaft 13 through the raw material pipe 9, the groove size of the pipe bending groove wheel 17 corresponds to the size of the raw material pipe 9, and the screw sleeve 18 is arranged at one end of the pipe bending die 6 close to the screw pitch control mechanism 3 and connected with the screw pitch control mechanism 3.
The main support mechanism 4 shown in fig. 3 includes a moving plate 47, a fixed plate 48, a guide holder 43, a guide shaft 44, a mounting bracket 42, a heavy hydraulic cylinder 46 and a CXSD thin cylinder 41, the moving plate 47 is disposed at the bottom of the main support mechanism 4, two guide rails 45 are provided and fixed on the box body 1, the two guide rails 45 pass through the moving plate 47, the guide holder 43 is closely attached to the moving plate 47, the CXSD thin cylinder 41 is disposed at the side end of the guide holder 43 through the mounting bracket 42, the guide shaft 44 passes through the guide holder 43 and is connected with the CXSD thin cylinder 41, the other end of the guide shaft 44 is fixedly connected with the main shaft 13 in the headstock mechanism, the side end of the guide holder 43 is provided with the heavy hydraulic cylinder 46, and the heavy hydraulic cylinder 46 passes through the fixed plate 48 and is fixed by the fixed plate 48.
The CXSD thin cylinder 41 is composed of a cylinder tube, an end cap, a piston rod, and a seal ring, the CXSD thin cylinder 41 is cylindrical, and the CXSD thin cylinder 41 is made of a metal material.
The pitch control mechanism 3 shown in fig. 4 includes a mounting plate 36, a guide plate 33, an adjusting rod 31, a lead screw 38, a limit block 34, an angular ball bearing 35, a pitch motor 37 and an HO series oil hydraulic cylinder 32, wherein the mounting plate 36 is disposed at the bottom of the pitch control mechanism 3, the guide plate 33 is disposed on the mounting plate 36, one end of the mounting plate 36 away from the pitch motor 37 is provided with the limit block 34, one end of the adjusting rod 31 is connected to the pitch motor 37 through the lead screw 38, the other end of the adjusting rod is connected to the limit block 34 on the mounting plate 36 through the bottom of the guide plate 33, one side of the mounting plate 36 is provided with the angular ball bearing 35, the HO series oil hydraulic cylinder 32 is disposed in the mounting plate 36 and corresponds to the adjusting rod 31, and the lead screw 38 is connected to the screw sleeve 18 of the bending die 6 through the adjusting rod 31.
The cylinder used in the H0 series hydraulic cylinder 32 is honed to avoid deformation of the cylinder during welding.
An auxiliary supporting mechanism 7 for auxiliary supporting is arranged at the center of the bottom of a main shaft 13 of the main shaft box mechanism, the bottom of the auxiliary supporting mechanism 7 is fixedly welded on the box body 1, a semicircular groove is formed in the top end of the auxiliary supporting mechanism 7, and the size of the groove corresponds to that of the main shaft 13.
When the bending machine is used, the bending die 6 is close to the grinding disc 12 in the main spindle box mechanism, the raw material pipe 9 extends into the bent pipe groove wheel 17 of the bending die 6 and penetrates through the bent pipe groove wheel 17, one end of the raw material pipe 9 is fixedly connected with the bent pipe connector 15 in the grinding disc 12, the guide shaft 44 is driven to rotate by the CXSD type thin cylinder 41 in the main supporting mechanism 4, the main shaft 13 in the main spindle box mechanism is driven to rotate by the rotation of the guide shaft 44, so that the bending of the raw material pipe 9 is realized, and the section deformation rate of the bent pipe can be controlled by the bent pipe; an adjusting rod 31 in the pitch control mechanism 3 drives the pipe bending die 6 to move transversely, the speed of the pipe bending die is adjustable, the speed of the pipe bending die is controlled by adjusting the pitch of the bent pipe of the spiral pipe, and the angle of the bent pipe is controlled by an angular contact ball bearing 35.
By adopting the technical scheme, the spiral pipe bending of the raw material pipe can be completed by matching the pipe bending die with the main shaft box mechanism; the main supporting mechanism plays an auxiliary role in the pipe bending process, so that the section deformation rate control technology of the bent pipe and the radius of the bendable pipe are improved; the pitch control mechanism is added, so that the angle of the bent pipe and the pitch of the spiral bent pipe can be freely controlled; the protective net arranged on the box body ensures the safety of the pipe bending process.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.
Claims (8)
1. An adjustable spiral pipe bender, which is characterized in that: the automatic pipe bending machine comprises a box body, a main shaft box mechanism, a raw material pipe for bending a pipe, a pipe bending die, a main supporting mechanism and a screw pitch control mechanism, wherein a pipe bending groove wheel for bending the pipe is arranged at one end of the pipe bending die, the main shaft box mechanism is transversely arranged at the bottom of the pipe bending groove wheel, the raw material pipe is connected with the main shaft box mechanism through the pipe bending groove wheel of the pipe bending die, one end of the pipe bending die, far away from the pipe bending groove wheel, is connected with the screw pitch control mechanism, the pipe bending die can transversely move through the screw pitch control mechanism to control the screw pitch of the bent pipe of the raw material pipe, the screw pitch control mechanism and the main shaft box mechanism are correspondingly and transversely arranged on the box body, the main supporting mechanism is longitudinally arranged on the box body, the tail ends of the bent pipes of the main shaft box mechanism and the screw pitch control mechanism are connected through the main supporting mechanism, an auxiliary supporting mechanism is additionally arranged at the bottom of the main shaft box body mechanism, and the auxiliary supporting mechanism is fixedly arranged on the box body, the box body is provided with a protective net.
2. An adjustable spiral bender according to claim 1, further comprising: the main shaft box mechanism comprises a shaft control box, an opening and closing brake, a grinding disc, an elbow connector and a main shaft, wherein the shaft control box is fixedly arranged on a box body, the opening and closing brake is arranged on the surface of the side part of the shaft control box, the signal output end of the opening and closing brake is connected with the signal input end of the shaft control box, the grinding disc is connected with the main shaft through a shaft coupling, the elbow connector is fixed on the circumference of the grinding disc to rotate along with the grinding disc, one end of a raw material pipe is fixed in a fixed hole of the elbow connector, the raw material pipe is spirally wound on the surface of the main shaft, and an elbow groove wheel of an elbow mold passes through the raw material pipe and is arranged at the top of the surface of the main shaft.
3. An adjustable spiral bender according to claim 1, further comprising: the elbow mould comprises return bend recess wheel and helical casing, and the return bend recess wheel passes through raw materials pipe set up in the surface top of main shaft, the recess size of return bend recess wheel with the size of raw materials pipe is corresponding, and the helical casing sets up and is close to at the elbow mould pitch control mechanism's one end and be connected with pitch control mechanism.
4. An adjustable spiral bender according to claim 1, further comprising: the main tributary supporting mechanism includes movable plate, fixed plate, guide holder, guiding axle, installing support, heavy oil pressure jar and the slim jar of CXSD type, and the movable plate sets up in main tributary supporting mechanism's bottom, is equipped with two guide rails and fixes on the box, two guide rails pass through the movable plate, and the movable plate is hugged closely to the guide holder, and the slim jar of CXSD type passes through the installing support and sets up the side at the guide holder, and the guiding axle passes the guide holder and is connected with the slim jar of CXSD type, the other end of guiding axle with main shaft fixed connection in the headstock mechanism, the side of guide holder is provided with a heavy oil pressure jar, and heavy oil pressure jar passes the fixed plate and passes through the fixed plate fixedly.
5. An adjustable spiral bender according to claim 4, further comprising: the CXSD type thin cylinder is composed of a cylinder barrel, an end cover, a piston rod and a sealing ring, the shape of the CXSD type thin cylinder is cylindrical, and the material of the CXSD type thin cylinder is metal.
6. An adjustable spiral bender according to claim 1, further comprising: the pitch control mechanism includes mounting panel, deflector, regulation pole, lead screw, stopper, angular contact ball bearing, pitch motor and HO series oil hydraulic cylinder, wherein, the mounting panel sets up in pitch control mechanism's bottom, the deflector sets up on the mounting panel, the mounting panel is kept away from one of pitch motor and is served and be provided with the stopper, adjust pole one end and pass through the lead screw and connect pitch motor and the other end and pass through the stopper on the mounting panel of the bottom connection mounting panel of deflector, a side portion of mounting panel is equipped with angular contact ball bearing, HO series oil hydraulic cylinder sets up in the mounting panel and the position corresponds with adjusting the pole, the lead screw through adjust the pole with the spiral shell of bending die connects.
7. An adjustable spiral bender according to claim 6, further comprising: the cylinder barrel used by the H0 series oil hydraulic cylinder is a cylinder barrel used for avoiding deformation during welding.
8. An adjustable spiral bender according to claim 1, further comprising: the auxiliary supporting mechanism for auxiliary supporting is arranged at the center of the bottom of a main shaft of the main shaft box mechanism, the bottom of the auxiliary supporting mechanism is fixedly welded on the box body, a semicircular groove is formed in the top end of the auxiliary supporting mechanism, and the size of the groove corresponds to that of the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021956458.1U CN213826552U (en) | 2020-09-09 | 2020-09-09 | Adjustable spiral pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021956458.1U CN213826552U (en) | 2020-09-09 | 2020-09-09 | Adjustable spiral pipe bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213826552U true CN213826552U (en) | 2021-07-30 |
Family
ID=77004407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021956458.1U Active CN213826552U (en) | 2020-09-09 | 2020-09-09 | Adjustable spiral pipe bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213826552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977877A (en) * | 2021-10-29 | 2022-01-28 | 江苏拉斐尔模塑科技有限公司 | Thermoplastic forming device capable of controlling bending angle of wind-controlled bent pipe |
-
2020
- 2020-09-09 CN CN202021956458.1U patent/CN213826552U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977877A (en) * | 2021-10-29 | 2022-01-28 | 江苏拉斐尔模塑科技有限公司 | Thermoplastic forming device capable of controlling bending angle of wind-controlled bent pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201519838U (en) | Pumping-back device used for friction stir welding | |
| CN213826552U (en) | Adjustable spiral pipe bender | |
| CN2454093Y (en) | Mechanical arm for deep-hole submerged-arc welding | |
| CN110576230B (en) | Automatic welding device for manhole door of wind power generation tower cylinder | |
| CN213826551U (en) | Spiral pipe bending machine with alarm system | |
| CN214458144U (en) | A scalable wire feeding pipe for wire feeding device | |
| CN210755046U (en) | Supporting and pressing wheel positioning device of centrifugal pipe casting machine | |
| CN102601456B (en) | Processing device used for inner wall of barrel body | |
| CN210475097U (en) | Pipe bending machine | |
| CN207357865U (en) | One kind feedwater steel pipe spigot-and-socket flexible connection channelling machine | |
| CN213730761U (en) | CNC processing equipment | |
| CN208906230U (en) | A kind of veneer reeling machine feeding pressure mechanism | |
| CN113027748A (en) | Real-time compensation limiter for abrasion of conical screw pump | |
| CN214243219U (en) | Structure for simultaneously rotating transmission shaft and reciprocating along shaft | |
| CN201722279U (en) | Double helix glass tube forming device | |
| CN207547343U (en) | A kind of heating or heat transmission digital control helical coil pipe processing machine | |
| CN220717280U (en) | Straightening mechanism of wind-powered electricity generation spiral shell sleeve pipe | |
| CN218191876U (en) | Servo pipe bending machine head structure driven by straight gear | |
| CN219787731U (en) | Polishing device for weld root of furnace tube of ethylene cracking furnace | |
| CN219972361U (en) | Guide pipe lifting device of wire feeder of refining furnace | |
| CN216827945U (en) | Wire drawing roller for steel wire processing | |
| CN210586811U (en) | Ejector rod of numerical control pipe bender | |
| CN211191539U (en) | Thin-wall lining device for elbow cold forming | |
| CN215547677U (en) | Steel pipe polishing machine capable of automatically adjusting polishing pressure | |
| CN220785724U (en) | Anti-lock braking roller hydraulic motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |