CN218192845U - Prestressed pipe pile cutting equipment - Google Patents
Prestressed pipe pile cutting equipment Download PDFInfo
- Publication number
- CN218192845U CN218192845U CN202222412786.0U CN202222412786U CN218192845U CN 218192845 U CN218192845 U CN 218192845U CN 202222412786 U CN202222412786 U CN 202222412786U CN 218192845 U CN218192845 U CN 218192845U
- Authority
- CN
- China
- Prior art keywords
- cutting
- pipe pile
- prestressed pipe
- prestressed
- mounting cylinder
- 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
- Piles And Underground Anchors (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The application relates to the technical field of tubular pile cutting, in particular to prestressed tubular pile cutting equipment which comprises a circular cover plate, an installation cylinder, a tightening strip, a driving assembly and a cutting assembly; the circular cover plate is coaxially connected with the mounting cylinder and is abutted against the top wall of the prestressed tubular pile; the number of the abutting strips is at least three, and the abutting strips are connected with the mounting cylinder in a sliding manner; the driving assembly is used for enabling the abutting strips to move along the radial direction of the mounting cylinder; the cutting assembly is used for cutting the prestressed pipe pile. The prestressed pipe pile cutting equipment of design provides power for supporting tight strip along an installation cylinder radial motion through drive assembly, realizes the cutting to the prestressed pipe pile through cutting assembly, through the cooperation of supporting tight strip and an installation cylinder, is fixed in whole cutting equipment on the prestressed pipe pile, reduces the possibility of whole cutting equipment to cutting assembly lopsidedness, makes the blade place plane of cutting machine and the axis of prestressed pipe pile keep perpendicular to promote cutting efficiency.
Description
Technical Field
The application relates to the technical field of tubular pile cutting, in particular to prestressed tubular pile cutting equipment.
Background
The prestressed pipe pile mainly comprises a cylindrical pile body, an end plate, a steel ferrule and the like, has high vertical load bearing capacity and is commonly used for low pile cap of industrial and civil buildings. In the work progress, during operating personnel squeezed into ground soil with many prestressed pipe piles earlier, then cut prestressed pipe pile according to user demand, made prestressed pipe pile's length suitable, needed the handheld cutting machine of operating personnel to cut many prestressed pipe piles in proper order at present, but this operation process is more loaded down with trivial details, and operating personnel's hand is injured easily.
In order to solve the problem, patent document 202110976134.7 discloses a prestressed pipe pile cutting device, it includes card stake subassembly and cutting assembly, the card stake subassembly includes the connecting plate, connecting rod and holder, the connecting plate is used for being connected with the end board of prestressed pipe pile, the connecting rod is equipped with two at least, the connecting rod rotates with the connecting plate to be connected, the one end of connecting rod is close to each other and is connected with and is used for making the connecting rod around connecting plate pivoted rotation driving piece, the other end of connecting rod all is connected with the holder, the holder is used for centre gripping prestressed pipe pile, cutting assembly and connecting plate sliding connection, the slip direction is parallel with the axis direction of prestressed pipe pile.
In view of the above-mentioned related technologies, the inventor considers that the designed prestressed pipe pile cutting device has a poor clamping effect on the prestressed pipe pile by the clamping wheel, and in the cutting process, the whole device is easy to incline to one side of the cutting assembly, so that the plane where the blade of the cutting machine is located is not perpendicular to the axis of the prestressed pipe pile any more, the cutting plane is changed into an inclined plane, the cutting area is increased compared with the horizontal section, and the cutting efficiency is affected.
SUMMERY OF THE UTILITY MODEL
In order to promote the cutting efficiency to the stress tube stake in advance, this application provides a stress tube stake cutting equipment in advance.
The application provides a prestressed pipe pile cutting equipment adopts following technical scheme:
a prestressed pipe pile cutting device comprises a circular cover plate, an installation cylinder, a tightening strip, a driving assembly and a cutting assembly; the circular cover plate is coaxially connected with the mounting cylinder and is abutted against the top wall of the prestressed tubular pile; the number of the abutting strips is at least three, the abutting strips are uniformly distributed along the circumferential direction of the installation cylinder, and the abutting strips are connected with the installation cylinder in a sliding manner; the driving assembly is used for enabling the abutting strip to move along the radial direction of the mounting cylinder and is arranged on the circular cover plate; the cutting assembly is used for cutting the prestressed pipe pile, and the cutting assembly is arranged on the circular cover plate.
By adopting the technical scheme, when the prestressed pipe pile is cut, the mounting cylinder is firstly placed in the inner hole of the prestressed pipe pile, the circular cover plate is abutted against the top wall of the prestressed pipe pile, then the driving assembly is adjusted, the abutting strip moves along the radial direction of the mounting cylinder until the abutting strip is abutted against the inner hole wall of the prestressed pipe pile, so that the cutting equipment is fixed, and finally the prestressed pipe pile is cut through the cutting assembly; the prestressed pipe pile cutting equipment of design, roof butt through circular apron and prestressed pipe pile, avoid an installation section of thick bamboo whereabouts in prestressed pipe pile's hole, for supporting tight strip along an installation section of thick bamboo radial motion through drive assembly provides power, realize the cutting to prestressed pipe pile through cutting assembly, cooperation through supporting a strip and an installation section of thick bamboo, be fixed in prestressed pipe pile with whole cutting equipment on, reduce the possibility of whole cutting equipment to cutting assembly lopsidedness, the blade place plane that makes the cutting machine keeps perpendicular with prestressed pipe pile's axis, thereby promote cutting efficiency.
Optionally, the drive assembly comprises a drive screw and a drive cone; the driving screw is coaxially in threaded connection with the circular cover plate, the driving cone is positioned in the inner cavity of the mounting cylinder, and the driving cone is coaxially connected with the driving screw; the one end that the prestressing force tubular pile inner hole wall was kept away from to the tight strip with drive circular cone periphery side butt.
By adopting the technical scheme, when the driving screw is screwed downwards along the axis of the mounting cylinder, the peripheral side of the driving cone is abutted against one end of the abutting strip, which is far away from the inner hole wall of the prestressed pipe pile, and the driving cone applies force to the abutting strip, so that the abutting strip moves along the radial direction of the mounting cylinder until one end of the abutting strip, which is far away from the driving cone, is abutted against the inner hole wall of the prestressed pipe pile; the drive assembly of design provides power for the drive circular cone along the installation section of thick bamboo axial displacement through drive screw, supports tight strip through the drive circular cone drive and follows the radial displacement of installation section of thick bamboo.
Optionally, a handle is arranged at one end of the driving screw rod.
Through adopting above-mentioned technical scheme, the handle of design is convenient for rotate the drive screw.
Optionally, the abutting strip is arranged from one end close to the driving cone to one end close to the inner hole wall of the prestressed pipe pile in an inclined mode from low to high.
Through adopting above-mentioned technical scheme, when the drive circular cone no longer with support when tight strip butt, the support that the slope set up is removed to the direction that is close to the installation section of thick bamboo axis easily under self action of gravity to be convenient for propose the installation section of thick bamboo from the hole of prestressing force tubular pile.
Optionally, the terminal surface that supports tight strip and be close to the interior pore wall of stress tube stake is the arc, the arc terminal surface that supports tight strip can support tightly with the interior pore wall of stress tube stake in advance.
Through adopting above-mentioned technical scheme, the arc terminal surface of design can increase the butt area of tight strip and stress tube stake inner hole wall in advance to promote fixed effect.
Optionally, the cutting assembly comprises a rotating disc, a cutting machine, a vertical moving piece and a horizontal moving piece; the rotating disc is coaxially arranged above the circular cover plate, a abdicating hole for the driving screw to pass through is formed in the rotating disc, and the rotating disc is rotationally connected with the circular cover plate; the vertical moving piece is used for enabling the transverse moving piece to move axially along the mounting cylinder, and the vertical moving piece is arranged on the rotating disc; the transverse moving piece is used for enabling the cutting machine to move along the radial direction of the mounting cylinder, and the transverse moving piece is connected with the vertical moving piece.
By adopting the technical scheme, after the whole cutting equipment is fixed, the position of the vertical moving piece is adjusted, the vertical moving piece drives the transverse moving piece to move along the axis direction of the mounting cylinder until the requirement on the cutting length is met, then the transverse moving piece is adjusted until a blade of the cutting machine is abutted against the outer side wall of the prestressed pipe pile, then the cutting machine is started, and the rotating disc is adjusted to drive the cutting machine to rotate along the circumferential direction of the prestressed pipe pile, so that the cutting of the prestressed pipe pile is realized; the cutting subassembly of design through the cooperation of rolling disc and circular apron, realizes that the cutting machine removes along prestressing force tubular pile circumference, realizes the cutting to prestressing force tubular pile through the cutting machine, through erectting the cooperation of moving piece and sideslip piece, realizes the position control of cutting machine.
Optionally, the vertical moving piece comprises a mounting plate, a vertical rod, an extending plate and an adjusting screw rod; the mounting plate is connected with the rotating disc; the axis of the vertical rod is parallel to the axis of the mounting cylinder, and the vertical rod is connected with the mounting plate in a sliding manner; the extending plate is connected with the vertical rod and is positioned above the mounting plate; adjusting screw with stretch out board threaded connection, adjusting screw is located the mounting panel top, just adjusting screw's one end with the mounting panel butt.
By adopting the technical scheme, the adjusting screw rod penetrates through the extension plate and is abutted against the mounting plate, and the extension plate drives the vertical rod to move axially along the mounting cylinder by rotating the adjusting screw rod; the designed vertical moving piece realizes the position adjustment of the vertical rod through the matching of the adjusting screw rod, the mounting plate and the extending plate.
Optionally, the traverse member comprises a square bar and an extension spring; the square rod is arranged along the radial direction of the mounting cylinder, the square rod is connected with the vertical rod in a sliding mode, and one end of the square rod is connected with the cutting machine; one end of the extension spring is connected with the square rod, and the other end of the extension spring is connected with one side, away from the prestressed pipe pile, of the vertical rod.
Through adopting above-mentioned technical scheme, the sideslip pole of design provides the installation position for the cutting machine through the square bar, provides power for the direction removal that is close to the stress tube stake axis of cutting machine through extension spring to the blade that makes the cutting machine keeps the butt with the lateral wall of stress tube stake all the time in cutting process.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the designed prestressed pipe pile cutting equipment is abutted with the top wall of the prestressed pipe pile through the circular cover plate, so that a mounting cylinder is prevented from falling in an inner hole of the prestressed pipe pile, power is provided for the abutting strip to move along the radial direction of the mounting cylinder through the driving assembly, the prestressed pipe pile is cut through the cutting assembly, the whole cutting equipment is fixed on the prestressed pipe pile through the matching of the abutting strip and the mounting cylinder, the possibility that the whole cutting equipment inclines to one side of the cutting assembly is reduced, the plane where a blade of the cutting machine is located is perpendicular to the axis of the prestressed pipe pile, and the cutting efficiency is improved;
2. the designed prestressed pipe pile cutting equipment realizes that the cutting machine moves along the circumferential direction of the prestressed pipe pile through the matching of the rotating disc and the circular cover plate, realizes the cutting of the prestressed pipe pile through the cutting machine, and realizes the position adjustment of the cutting machine through the matching of the vertical moving piece and the transverse moving piece;
3. the prestressed pipe pile cutting equipment of design provides the installation position for the cutting machine through the square pole, provides power for the direction removal that is close to prestressed pipe pile lateral wall for the cutting machine through extension spring to the blade that makes the cutting machine keeps the butt with prestressed pipe pile's lateral wall all the time in cutting process.
Drawings
Fig. 1 is a schematic view of a state of use of a cutting device for a prestressed pipe pile according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an overall structure of a cutting device for a prestressed pipe pile according to an embodiment of the present application.
Fig. 3 is a cross-sectional view of fig. 2.
Description of reference numerals: 1. a circular cover plate; 11. an annular chute; 2. mounting the cylinder; 3. a tightening strip; 4. a drive assembly; 41. a drive screw; 411. a handle; 42. a drive cone; 5. a cutting assembly; 51. rotating the disc; 511. a hole of abdication; 512. an annular slide bar; 52. a cutting machine; 53. vertically moving the piece; 531. mounting a plate; 532. a vertical rod; 533. extending the plate; 534. adjusting the screw rod; 54. a traversing member; 541. a square bar; 542. an extension spring; 6. pre-stressing a tubular pile; 7. a circular handle; 8. a fixed seat.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses prestressed pipe pile cutting equipment.
Referring to fig. 1 and 3, the prestressed pipe pile cutting equipment comprises a circular cover plate 1, a mounting cylinder 2, a tightening strip 3, a driving assembly 4 and a cutting assembly 5; the circular cover plate 1 is coaxially welded with the mounting cylinder 2, and the circular cover plate 1 is abutted to the top wall of the prestressed tubular pile 6 when in use; evenly be provided with 4 along its circumference on installation section of thick bamboo 2 and support tight 3, support tight 3 and 2 sliding connection of installation section of thick bamboo, and support tight 3 by the one end that is close to drive circular cone 42 to the one end of the interior pore wall of prestressed pipe pile 6 by low to high slope setting, and be equipped with leading-in inclined plane on supporting tight 3, be convenient for drive circular cone 42 to supporting 3 application of force of strip, the terminal surface that supports tight 3 and be close to the interior pore wall of prestressed pipe pile 6 is the arc, the arc terminal surface that supports tight 3 enough supports tightly with the interior pore wall of prestressed pipe pile 6.
Referring to fig. 3, the driving assembly 4 includes a driving screw 41 and a driving cone 42, the driving screw 41 and the driving cone 42 are coaxially welded, the driving screw 41 is coaxially connected with the circular cover plate 1 by a thread, a handle 411 is welded at one end of the driving screw 41 far away from the driving cone 42, the driving cone 42 is located in the inner cavity of the mounting cylinder 2, and one end of the fastening strip 3 far away from the inner hole wall of the prestressed pipe pile 6 is abutted to the outer peripheral side of the driving cone 42.
Referring to fig. 3, the cutting assembly 5 includes a rotary disk 51, a cutter 52, a vertically moving member 53, and a horizontally moving member 54; the rotating disc 51 is coaxially arranged above the circular cover plate 1, the rotating disc 51 is provided with a abdicating hole 511 for the driving screw rod 41 to pass through, the rotating disc 51 is provided with an annular slide bar 512, the annular slide bar 512 and the rotating disc 51 are integrally formed, and the circular cover plate 1 is provided with an annular sliding groove 11 for the annular slide bar 512 to be embedded in;
referring to fig. 2, the vertical moving member 53 includes a mounting plate 531, a vertical bar 532, an extending plate 533, and an adjusting screw 534; one end of the mounting plate 531 is welded to the rotating disc 51; the axis of the vertical rod 532 is parallel to the axis of the mounting cylinder 2, and the vertical rod 532 is connected with one end of the mounting plate 531 far away from the rotating disc 51 in a sliding way; the extension plate 533 is welded to the vertical bar 532, and the extension plate 533 is located above the mounting plate 531; adjusting screw 534 is located mounting panel 531 top, adjusting screw 534 passes and stretches out board 533 and with the mounting panel 531 butt, adjusting screw 534 with stretch out board 533 threaded connection, for the convenience of rotating adjusting screw 534, it has circular handle 7 to weld on the one end of adjusting screw 534 that keeps away from mounting panel 531, in order to prevent that adjusting screw 534 from coming off from mounting panel 531, it has the fixing base 8 that is used for supplying adjusting screw 534 one end to stretch into to weld on mounting panel 531, and leave the rotation clearance between adjusting screw 534 periphery side and the 8 inner peripheries of fixing base.
Referring to fig. 2, the traverse assembly includes a square bar 541 and an extension spring 542; the square rod 541 is arranged along the radial direction of the installation cylinder 2, the square rod 541 penetrates through one end of the vertical rod 532 and is connected with the vertical rod 532 in a sliding manner, and the cutting machine 52 is fixed on one end, close to the installation cylinder 2, of the square rod 541 through a bolt; one end of the extension spring 542 is welded to the square rod 541, and the other end is welded to the vertical rod 532 on the side away from the installation barrel 2.
The implementation principle of the prestressed pipe pile cutting equipment in the embodiment of the application is as follows: when the prestressed tubular pile 6 is cut, force is applied to the tension spring 542 to enable the tension spring 542 to be in a tension state, then the mounting cylinder 2 is extended into an inner hole of the prestressed tubular pile 6, the driving screw 41 is adjusted, the driving screw 41 drives the driving cone 42 to apply force to the abutting strip 3, the abutting strip 3 moves in a direction away from the axis of the mounting cylinder 2 until one end, away from the driving cone 42, of the abutting strip 3 abuts against the inner hole wall of the prestressed tubular pile 6, so that the whole cutting device is fixed on the prestressed tubular pile 6, the adjusting screw 534 is rotated to enable the vertical rod 532 to move axially along the mounting cylinder 2 until the requirement of the cutting length of the prestressed tubular pile 6 is met, finally the tension spring 542 is loosened to enable a blade of the cutting machine 52 to abut against the outer side wall of the prestressed tubular pile 6, the cutting machine 52 is started to apply force to the rotating disc 51, so that the rotating disc 51 drives the cutting machine 52 to rotate in the circumferential direction of the prestressed tubular pile 6, so that the cutting of the prestressed tubular pile 6 is completed, and the tension spring 542 is always in the whole cutting process.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a prestressing force tubular pile cutting equipment which characterized in that: comprises a circular cover plate (1), an installation barrel (2), a propping strip (3), a driving component (4) and a cutting component (5);
the circular cover plate (1) is coaxially connected with the mounting cylinder (2), and the circular cover plate (1) is abutted against the top wall of the prestressed tubular pile (6);
the number of the abutting strips (3) is at least three, the at least three abutting strips (3) are uniformly distributed along the circumferential direction of the mounting cylinder (2), and the abutting strips (3) are connected with the mounting cylinder (2) in a sliding manner;
the driving assembly (4) is used for enabling the abutting strip (3) to move along the radial direction of the mounting cylinder (2), and the driving assembly (4) is arranged on the circular cover plate (1);
the cutting assembly (5) is used for cutting the prestressed pipe pile (6), and the cutting assembly (5) is arranged on the circular cover plate (1).
2. The prestressed pipe pile cutting equipment according to claim 1, wherein: the drive assembly (4) comprises a drive screw (41) and a drive cone (42);
the driving screw (41) is coaxially and threadedly connected with the circular cover plate (1);
the driving cone (42) is positioned in the inner cavity of the mounting cylinder (2), and the driving cone (42) is coaxially connected with the driving screw rod (41);
the one end that prestressing force tubular pile (6) inner hole wall was kept away from in supporting strip (3) with drive circular cone (42) periphery side butt.
3. The prestressed pipe pile cutting equipment according to claim 2, wherein: one end of the driving screw rod (41) is provided with a handle (411).
4. The prestressed pipe pile cutting equipment according to claim 2, wherein: the propping strips (3) are obliquely arranged from low to high from one end close to the driving cone (42) to one end close to the inner hole wall of the prestressed pipe pile (6).
5. The prestressed pipe pile cutting equipment according to claim 1, wherein: the terminal surface that supports tight strip (3) and be close to the interior pore wall of prestressing force tubular pile (6) is the arc, the arc terminal surface of supporting tight strip (3) can support tightly with the interior pore wall of prestressing force tubular pile (6).
6. The prestressed pipe pile cutting equipment according to claim 2, wherein: the cutting assembly (5) comprises a rotating disc (51), a cutting machine (52), a vertical moving piece (53) and a horizontal moving piece (54);
the rotating disc (51) is coaxially arranged above the circular cover plate (1), a yielding hole (511) for the driving screw rod (41) to pass through is formed in the rotating disc (51), and the rotating disc (51) is rotatably connected with the circular cover plate (1);
the vertical moving piece (53) is used for enabling the transverse moving piece (54) to move axially along the mounting cylinder (2), and the vertical moving piece (53) is arranged on the rotating disc (51);
the traverse member (54) is used for enabling the cutting machine (52) to move along the radial direction of the mounting cylinder (2), and the traverse member (54) is connected with the vertical moving member (53).
7. The prestressed pipe pile cutting equipment according to claim 6, wherein: the vertical moving piece (53) comprises a mounting plate (531), a vertical rod (532), a protruding plate (533) and an adjusting screw rod (534);
the mounting plate (531) is connected with the rotating disc (51);
the axis of the vertical rod (532) is parallel to the axis of the mounting cylinder (2), and the vertical rod (532) is connected with the mounting plate (531) in a sliding manner;
the extension plate (533) is connected with the vertical rod (532), and the extension plate (533) is positioned above the mounting plate (531);
the adjusting screw rod (534) is in threaded connection with the extending plate (533), the adjusting screw rod (534) is located above the mounting plate (531), and one end of the adjusting screw rod (534) abuts against the mounting plate (531).
8. The pre-stressed pipe pile cutting equipment according to claim 7, wherein: the traverse member (54) comprises a square rod (541) and an extension spring (542);
the square rod (541) is arranged along the radial direction of the mounting cylinder (2), the square rod (541) is connected with the vertical rod (532) in a sliding mode, and one end of the square rod (541) is connected with the cutting machine (52);
one end of the extension spring (542) is connected with the square rod (541), and the other end of the extension spring is connected with one side of the vertical rod (532) far away from the prestressed tubular pile (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222412786.0U CN218192845U (en) | 2022-09-13 | 2022-09-13 | Prestressed pipe pile cutting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222412786.0U CN218192845U (en) | 2022-09-13 | 2022-09-13 | Prestressed pipe pile cutting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218192845U true CN218192845U (en) | 2023-01-03 |
Family
ID=84631954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222412786.0U Active CN218192845U (en) | 2022-09-13 | 2022-09-13 | Prestressed pipe pile cutting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218192845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837601A (en) * | 2023-02-20 | 2023-03-24 | 山东中锐产业发展股份有限公司 | Be used for shaping metal covering corner cutting device |
-
2022
- 2022-09-13 CN CN202222412786.0U patent/CN218192845U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837601A (en) * | 2023-02-20 | 2023-03-24 | 山东中锐产业发展股份有限公司 | Be used for shaping metal covering corner cutting device |
| CN115837601B (en) * | 2023-02-20 | 2023-05-09 | 山东中锐产业发展股份有限公司 | Be used for fashioned metal cover corner cutting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218192845U (en) | Prestressed pipe pile cutting equipment | |
| CN206707233U (en) | A kind of movable building construction support | |
| CN112476240A (en) | Building construction is waited to retrieve steel pipe and is recycled grinding device | |
| CN211825444U (en) | Appearance is drawn to portable stock | |
| WO2008119215A1 (en) | Method for cleaning two-man ladle and cleaning unit assembly therefor | |
| CN213918029U (en) | Cylinder body and cylinder sleeve drawing device with special structure | |
| CN109175879A (en) | Adjustable circle-supporting device and hold round method | |
| CN212027830U (en) | Supporting device for tunnel | |
| CN209582789U (en) | A kind of tubing transfer carriage | |
| CN216031378U (en) | Band sawing machine for woodwork | |
| CN115752989A (en) | Building foundation pile detection device and method | |
| CN213497615U (en) | Welding device for spiral welding steel pipe | |
| CN212506240U (en) | Expanding device of expanded concrete pipe pile | |
| CN110424767B (en) | Temporary support frame for stair guardrail repair | |
| CN210527952U (en) | Coiled material feeder | |
| CN110725316B (en) | Vertical pile cutting machine for cutting cylinders | |
| CN114414408A (en) | Glass striking formula detection device during intelligent manufacturing | |
| CN215034021U (en) | Steel tube material cutting device for engineering building | |
| CN216105362U (en) | Welding wire reel convenient to cut off | |
| CN219485260U (en) | Street lamp pole grinding device | |
| CN216330049U (en) | Spiral winding device | |
| CN211221285U (en) | Feeding box dismounting structure of ceramic film paving machine | |
| CN219880813U (en) | Push pipe grouting hole cleaning tool | |
| CN220515310U (en) | Square ball cage welding set | |
| CN221115914U (en) | Internal expansion type clamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |