CN220329667U - Stair tread bending device - Google Patents
Stair tread bending device Download PDFInfo
- Publication number
- CN220329667U CN220329667U CN202321542754.0U CN202321542754U CN220329667U CN 220329667 U CN220329667 U CN 220329667U CN 202321542754 U CN202321542754 U CN 202321542754U CN 220329667 U CN220329667 U CN 220329667U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- shell
- supporting leg
- stair tread
- wall
- 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
- 238000005452 bending Methods 0.000 title claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 description 5
- 239000012634 fragment Substances 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000036829 Device dislocation Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a stair tread bending device, and relates to the technical field of tread bending. This stair tread bending device, including fixing device, fixing device bottom fixedly connected with supporting leg, the supporting leg outer wall rotates and is connected with the shell, one side fixedly connected with threaded rod that the shell is close to the supporting leg, threaded rod threaded connection has the screw slider, screw slider bottom fixedly connected with gear device, gear device meshing has the rack, rack fixedly connected is pushing down the device upper surface, pushing down device bottom fixedly connected with casing, the casing inner wall rotates and is connected with roller device. The device drives the anti-sliding rod to slide out from the inner wall of the fixed groove by pulling the rocker and extruding the reset spring, at the moment, the rocker can be rotated to drive the threaded rod connected with the shell to rotate, so that the gear device is meshed on the rack, the roller device is exposed by pressing down the device, and the device can move.
Description
Technical Field
The utility model relates to the technical field of pedal bending, in particular to a stair pedal bending device.
Background
In the field of industrial building construction, steel stair tread plates are conventionally manufactured by: bending by adopting bending machine equipment after blanking; respectively blanking and assembling and welding by adopting a flame cutting machine according to the stepping and bending widths; and adopting special equipment such as a hydraulic jack and the like to carry out compression molding. The defects are that a bending machine belongs to important equipment for bending and forming a workpiece in the sheet metal industry, a non-large-scale professional structural processing factory (workshop) does not have the equipment, and the price is not very good; the stair tread formed by adopting the flame cutting machine blanking assembly welding is not attractive in appearance.
According to the disclosed processing device (publication No. CN 209424351U 3) for bending the rolled stair tread, the processing device comprises a tire mold and a plate bending machine, wherein the tire mold comprises a bottom plate, a supporting plate arranged on the upper surface of the bottom plate and a groove sealing supporting plate fixed on the lower surface of the bottom plate, the bottom plate is provided with a notch penetrating through the upper surface and the lower surface of the bottom plate, the notch is used for inserting and fixing the stair tread, the supporting plate is positioned at one side of the notch and is arranged in the opposite direction of the bending direction of the stair tread, the thickness of the supporting plate is the same as that of the stair tread, and the groove sealing supporting plate is plugged in the notch so as to support and fix the stair tread.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a stair tread bending device, which solves the problems in the prior art. In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a stair tread bending device, includes fixing device, fixing device inner wall rotates and is connected with the lower cylinder, the inside inner wall fixedly connected with bottom plate of fixing device, fixing device inner wall rotates and is connected with the upper cylinder, fixing device bottom fixedly connected with supporting leg, the supporting leg outer wall rotates and is connected with the shell, shell inner wall sliding connection has the rocker, rocker bottom side fixedly connected with reset spring, one side fixedly connected with telescopic link that the rocker is close to the supporting leg, one side fixedly connected with threaded rod that the shell is close to the supporting leg, threaded rod surface threaded connection has the screw slider, screw slider bottom fixedly connected with gear device, gear device meshing has the rack, rack fixedly connected with is pushing down the device upper surface, pushing down device bottom fixedly connected with casing, casing inner wall rotates and is connected with roller device.
Preferably, the four support legs are symmetrically distributed about the central axis of the fixing device, and the support legs can be better support devices, so that the device is more stable.
Preferably, two racks are arranged in the supporting leg, the two racks are symmetrically distributed about the central axis of the pressing device, and the pressing device can be better adjusted by the two racks.
Preferably, two roller devices are arranged on the supporting leg, the two roller devices are symmetrically distributed about the central axis of the casing, and the two roller devices can share gravity to reduce damage to the rollers.
Preferably, the anti-skid rod is inserted into the inner wall of the fixing groove, three fixing grooves are formed in the inner wall of the fixing groove and uniformly distributed on the surface of the supporting leg, and the three fixing grooves can prevent the anti-skid rod from being unable to be fixed, so that the anti-skid rod can be prevented from falling off.
Preferably, the roller device is fixedly connected with a fixing rod, the top of the fixing rod is fixedly connected with an elastic sheet, the elastic sheet is fixedly connected to the top of the casing, and the elastic sheet can slow down vibration generated in the moving process of the device.
The utility model provides a stair tread bending device. The beneficial effects are as follows:
(1) This application is through pulling the rocker, extrudees reset spring, drives the slide bar of preventing and roll off from the fixed slot inner wall, can rotate the rocker at this moment, through driving the shell rotation, drives the threaded rod rotation that the shell is connected, drives gear arrangement and meshes on the rack to push down the device, make the roller device in the casing expose, can drive the device and remove.
(2) According to the device, the roller device in the shell is exposed through the downward pressing device, the device can be driven to move, the elastic sheet fixed on the inner wall of the shell is extruded through the fixed rod fixedly connected to the roller device in the moving process of the uneven pavement, the device is damped, and the device moves stably.
Drawings
FIG. 1 is a schematic view of a three-dimensional appearance structure of the present utility model;
FIG. 2 is a schematic view of the front cross-sectional structure of the support leg of the present utility model;
FIG. 3 is a schematic view of the structure A of FIG. 2 according to the present utility model;
FIG. 4 is a schematic view of the structure B of FIG. 2 according to the present utility model;
FIG. 5 is a schematic view of the rocker and other three-dimensional appearance of the rocker.
In the figure: 1. a fixing device; 2. a lower drum; 3. a bottom plate; 4. an upper roller; 5. support legs; 6. a housing; 7. a rocker; 8. a return spring; 9. an anti-skid bar; 10. a threaded rod; 11. a thread slider; 12. a gear device; 13. a rack; 14. a pressing device; 15. a housing; 16. a roller device; 17. a fixed rod; 18. a spring plate; 19. a fixing groove.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments.
Referring to fig. 1-5, the present utility model provides a technical solution: a stair tread bending device comprises a fixing device 1, wherein the inner wall of the fixing device 1 is rotationally connected with a lower roller 2, the inner wall of the fixing device 1 is fixedly connected with a bottom plate 3, the inner wall of the fixing device 1 is rotationally connected with an upper roller 4, the bottom of the fixing device 1 is fixedly connected with supporting legs 5, the four supporting legs 5 are symmetrically distributed about the central axis of the fixing device 1, the supporting legs 5 can be better supporting devices, the device is more stable, the outer wall of the supporting legs 5 is rotationally connected with a shell 6, the inner wall of the shell 6 is slidingly connected with a rocker 7, the rocker 7 is pushed by pulling the rocker 7 to squeeze a reset spring 8, the rocker 7 can be rotated at the moment, a threaded rod 10 connected with the shell 6 is driven to rotate by driving the shell 6 to drive a gear device 12 to mesh on a rack 13, thereby pushing down a device 14, the roller device 16 in the casing 15 is exposed and can drive the device to move, the return spring 8 is fixedly connected to the bottom side of the rocker 7, the anti-skid rods 9 are fixedly connected to one side of the rocker 7 close to the supporting legs 5, the anti-skid rods 9 are inserted into the inner walls of the fixing grooves 19, three fixing grooves 19 are uniformly distributed on the surfaces of the supporting legs 5, the three fixing grooves 19 can prevent the anti-skid rods 9 from being unable to be fixed, the device is prevented from falling off, the threaded rod 10 is fixedly connected to one side of the casing 6 close to the supporting legs 5, the threaded slider 11 is connected to the outer surface of the threaded rod 10 through threads, the gear device 12 is fixedly connected to the bottom of the threaded slider 11, the gear device 12 is meshed with the racks 13, two racks 13 are arranged in one supporting leg 5 and symmetrically distributed relative to the central axis of the pressing device 14, the pressing device 14 can be better adjusted by the two racks 13, rack 13 fixed connection is in pushing down device 14 upper surface, pushing down device 14 bottom fixedly connected with casing 15, casing 15 inner wall rotates and is connected with roller device 16, roller device 16 is provided with two on a supporting leg 5, two roller device 16 appear symmetric distribution about casing 15 center pin, two roller device 16 can share the damage that the gravity reduces the gyro wheel, roller device 16 fixedly connected with dead lever 17, dead lever 17 top fixedly connected with shell fragment 18, and shell fragment 18 fixed connection is at casing top 15, shell fragment 18 can slow down the vibrations that the device moved the in-process, through pushing down device 14, make roller device 16 in the casing 15 expose supporting leg 5, can drive the device and remove, in the moving process on uneven road surface, the shell fragment 18 fixed on casing 15 inner wall is extruded through dead lever 17 of fixed connection on roller device 16, shock attenuation is carried out to the device, make the device steadily move.
When the device is used, the rocker 7 is pulled outwards to drive the rocker 7 to compress the return spring 8, the anti-slip rod 9 fixed on the rocker 7 slides out of the inner wall of the fixed groove 19, at this time, the rocker 7 can be rotated, the threaded rod 10 fixedly connected to the shell 6 is driven to rotate through the rotation of the rocker 7, the threaded rod 10 drives the threaded slider 11 to move on the threaded rod 10 through threads, meanwhile, the rotation of the threaded slider 11 is limited through the inner wall of the supporting leg 5, the threaded slider 11 can only move forwards and backwards, the gear device 12 connected with the bottom of the threaded slider 11 is rotated, the gear device 12 is meshed with the rack 13 through the gear device 12 to provide a downward force for the downward pressing device 14, the shell 15 fixedly connected with the downward pressing device 14 is driven to move downwards, the roller device 16 in the shell 15 is driven to move downwards, when the device is uneven on the road surface in the moving process, the elastic sheet 18 is extruded, and vibration is relieved, and the device is enabled to move stably.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a stair tread bending device, includes fixing device (1), its characterized in that: the utility model provides a cylinder (2) under fixing device (1) inner wall rotation is connected with, fixing device (1) inside inner wall fixedly connected with bottom plate (3), fixing device (1) inner wall rotation is connected with cylinder (4), fixing device (1) bottom fixedly connected with supporting leg (5), supporting leg (5) outer wall rotation is connected with shell (6), shell (6) inner wall sliding connection has rocker (7), rocker (7) bottom fixedly connected with reset spring (8), one side fixedly connected with telescopic link (9) that rocker (7) is close to supporting leg (5), one side fixedly connected with threaded rod (10) that shell (6) is close to supporting leg (5), threaded rod (10) surface threaded connection has screw slider (11), screw slider (11) bottom fixedly connected with gear device (12), gear device (12) meshing has rack (13), rack (13) fixedly connected with is in pushing down device (14) upper surface, pushing device (14) bottom fixedly connected with casing (15), one side fixedly connected with casing (16) are rotated in shell (6).
2. A stair tread bending apparatus according to claim 1, wherein: the four support legs (5) are arranged, and the four support legs (5) are symmetrically distributed about the central axis of the fixing device (1).
3. A stair tread bending apparatus according to claim 1, wherein: two racks (13) are arranged in the supporting leg (5), and the two racks (13) are symmetrically distributed about the central axis of the pressing device (14).
4. A stair tread bending apparatus according to claim 1, wherein: two roller devices (16) are arranged on one supporting leg (5), and the two roller devices (16) are symmetrically distributed about the central axis of the shell (15).
5. A stair tread bending apparatus according to claim 1, wherein: the anti-skid rod (9) is inserted into the inner wall of the fixing groove (19), three fixing grooves (19) are formed in the inner wall of the fixing groove (19), and the three fixing grooves (19) are uniformly distributed on the surface of the supporting leg (5).
6. A stair tread bending apparatus according to claim 1, wherein: the roller device (16) is fixedly connected with a fixed rod (17), the top of the fixed rod (17) is fixedly connected with an elastic sheet (18), and the elastic sheet (18) is fixedly connected to the top of the shell (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321542754.0U CN220329667U (en) | 2023-06-16 | 2023-06-16 | Stair tread bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321542754.0U CN220329667U (en) | 2023-06-16 | 2023-06-16 | Stair tread bending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220329667U true CN220329667U (en) | 2024-01-12 |
Family
ID=89451390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321542754.0U Active CN220329667U (en) | 2023-06-16 | 2023-06-16 | Stair tread bending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220329667U (en) |
-
2023
- 2023-06-16 CN CN202321542754.0U patent/CN220329667U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111822970A (en) | Aluminum alloy door and window processing auxiliary assembly | |
| CN213317357U (en) | U type bender for building | |
| CN220329667U (en) | Stair tread bending device | |
| CN214348731U (en) | Steel coil feeding machine for small inner diameter | |
| CN215519836U (en) | Lifting device for architectural decoration engineering construction | |
| CN212672312U (en) | Mechanical supporting device for engineering machinery | |
| CN107720365A (en) | A kind of decorating film wrap-up | |
| CN212875240U (en) | Circuit breaker drawer seat with drawer type circuit breaker | |
| CN111002163B (en) | Wire drawing device for outer surface of stainless steel pipe | |
| CN210368417U (en) | Accurate device of tailorring of cloth for sofa production | |
| CN110561369A (en) | Reinforcing bar strorage device | |
| CN220619325U (en) | Adjustable braiding machine | |
| CN215248691U (en) | Wire rod coiling mechanism for assembly type structure | |
| CN220792495U (en) | Make things convenient for electromechanical device mounting structure of dismouting | |
| CN213052221U (en) | Square pipe forming and bending device for production of automobile chassis accessories | |
| CN216086042U (en) | Steel structure engineering support | |
| CN219548339U (en) | A remove operation frame for building engineering | |
| CN114260352B (en) | Aluminium veneer stamping forming processing equipment | |
| CN217268707U (en) | Convenient frame of climbing that removes | |
| CN218692813U (en) | Bending device for power supply heat dissipation shell | |
| CN212601614U (en) | Mistake proofing installation buckle machine | |
| CN112145171B (en) | Hydraulic mechanical arm convenient to mount and dismount in underground coal mine | |
| CN217942018U (en) | Cutting device is used in burglary-resisting window production | |
| CN111618132B (en) | Aluminum pipe section straightening equipment | |
| CN216005094U (en) | Electric power supporting device for stably supporting electric power installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |