CN220072857U - Portal centering mechanism and elevator guide rail straightening device - Google Patents
Portal centering mechanism and elevator guide rail straightening device Download PDFInfo
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- CN220072857U CN220072857U CN202321031765.2U CN202321031765U CN220072857U CN 220072857 U CN220072857 U CN 220072857U CN 202321031765 U CN202321031765 U CN 202321031765U CN 220072857 U CN220072857 U CN 220072857U
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- upright post
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- 230000007246 mechanism Effects 0.000 title claims abstract description 61
- 230000007704 transition Effects 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a gantry type centering mechanism and an elevator guide rail straightening device, wherein the gantry type centering mechanism comprises a gantry and a movable working plate; the portal frame is provided with a first lifting mechanism which is used for driving the movable working plate to move up and down along the portal frame; the movable working plate is provided with a second lifting mechanism and a centering mounting plate, and the second lifting mechanism is used for driving the centering mounting plate to move up and down; the centering mounting plate is provided with a plurality of centering clamping mechanisms, each centering clamping mechanism comprises a centering mounting support, the top of each centering mounting support is provided with a centering oil cylinder, the inside of each centering mounting support is provided with a clamping assembly, and each centering oil cylinder drives the clamping assembly to clamp and release. The utility model provides a gantry type centering mechanism and an elevator guide rail straightening device, which shorten the transformation period, save the production cost and improve the overall competitiveness of enterprises.
Description
Technical Field
The utility model relates to a gantry type centering mechanism and an elevator guide rail straightening device.
Background
At present, with the continuous expansion of the market scale of the Chinese elevator industry, the industry competition is increasingly strong, and the enterprise competitiveness is also continuously improved. Enterprises are required to improve the product quality, improve the productivity, control the cost, control the automation degree and the like. For a van elevator, the straightness of the guide rail installed in the elevator shaft needs to be guaranteed, when the conventional elevator guide rail is subjected to planing, the elevator guide rail needs to be continuously knocked to straighten the elevator guide rail in the earlier stage of processing, but the straightening also only plays a rough adjustment role, and the straightness cannot be completely guaranteed. In addition, the mode has long processing period, high cost and high labor cost of enterprises.
Disclosure of Invention
The utility model aims to solve the technical problems of overcoming the defects of the prior art and providing a gantry type centering mechanism and an elevator guide rail straightening device, which shortens the transformation period, saves the production cost and improves the overall competitiveness of enterprises.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
the utility model provides a gantry type centering mechanism, which comprises a gantry and a movable working plate;
the portal frame is provided with a first lifting mechanism which is used for driving the movable working plate to move up and down along the portal frame;
the movable working plate is provided with a second lifting mechanism and a centering mounting plate, and the second lifting mechanism is used for driving the centering mounting plate to move up and down;
the centering mounting plate is provided with a plurality of centering clamping mechanisms, each centering clamping mechanism comprises a centering mounting support, the top of each centering mounting support is provided with a centering oil cylinder, the inside of each centering mounting support is provided with a clamping assembly, and each centering oil cylinder drives the clamping assembly to clamp and release.
Further, the clamping assembly comprises an oil cylinder connecting block, a left transition arm, a right transition arm, a left clamping arm and a right clamping arm, one end of the oil cylinder connecting block is connected with the centering oil cylinder, one end of the left transition arm is hinged to the other end of the oil cylinder connecting block, the other end of the left transition arm is hinged to one end of the left clamping arm, one end of the right transition arm is hinged to the other end of the oil cylinder connecting block, the other end of the right transition arm is hinged to one end of the right clamping arm, and the left clamping arm and the right clamping arm are both rotatably connected with the centering mounting support.
Further, the other end of the left clamping arm and the other end of the right clamping arm are both provided with clamping blocks.
Further, two fixing pins are arranged in the centering mounting support, and the left clamping arm and the right clamping arm are respectively sleeved on the fixing pins and rotate around the fixing pins.
Further, the portal frame comprises a left upright post, a supporting beam and a right upright post, one end of the supporting beam is connected with the left upright post, and the other end of the supporting beam is connected with the right upright post.
Further, the first lifting mechanism comprises a left linear guide rail pair and a right linear guide rail pair, wherein the left linear guide rail pair is arranged on the left upright post, and the right linear guide rail pair is arranged on the right upright post.
Further, the left linear guide rail pair comprises a left motor and a left screw rod, the left motor is fixed at the top of a left upright post, the left motor drives the left screw rod to rotate, a left nut is rotationally connected to the left screw rod, the left nut is connected with the left end of a movable working plate, a sliding rail is arranged on the left upright post, and the left end of the movable working plate is provided with a sliding block matched with the sliding rail to slide.
Further, right linear guide pair includes right motor and right lead screw, right motor is fixed at the top of right stand, right motor drive right lead screw rotates, it is connected with right nut to rotate on the right lead screw, right nut links to each other with the right-hand member of removal working plate, be provided with the slide rail on the right stand, the right-hand member of removal working plate be provided with the gliding slider of slide rail cooperation.
Further, the second lifting mechanism comprises a lifting oil cylinder and a lifting connecting block, the lifting oil cylinder is fixed at the top of the movable working plate, one end of the lifting connecting block is hinged with the lifting oil cylinder, and the other end of the lifting connecting block is connected with the centering mounting plate.
The utility model further provides an elevator guide rail straightening device which comprises two gantry type centering mechanisms, wherein the two gantry type centering mechanisms are arranged front and back.
By adopting the technical scheme, the utility model adopts a portal frame structure, the original guide rail processing machine tool is not required to be disassembled and assembled, and the guide rail processing machine tool can be erected on the machine tool in a short time. The portal frame is arranged on the periphery of the machine tool, the whole maintenance is convenient, the gantry type centering mechanism convenient to clean and maintain is not limited by the position inside the original machine tool, the centering clamping mechanism can provide larger centering clamping force, and the straightness of the guide rail is ensured.
Drawings
FIG. 1 is a front view of a gantry centering mechanism of the present utility model;
FIG. 2 is a schematic structural view of a centering and clamping mechanism of the present utility model;
FIG. 3 is a front view of the guide rail of the present utility model;
fig. 4 is a view showing a state of use of the slide rail straightener for an elevator according to the present utility model.
Detailed Description
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
Example 1
As shown in fig. 1, the present embodiment provides a gantry centering mechanism including a gantry and a movable work plate 1. The portal frame is provided with a first lifting mechanism which is used for driving the movable working plate 1 to move up and down along the portal frame. The movable working plate 1 is provided with a second lifting mechanism and a centering mounting plate 2, and the second lifting mechanism is used for driving the centering mounting plate 2 to move up and down. A plurality of centering clamping mechanisms 3 are arranged on the centering mounting plate 2, the centering clamping mechanisms 3 comprise centering mounting supports 31, centering oil cylinders 32 are arranged on the tops of the centering mounting supports 31, clamping assemblies are arranged in the centering mounting supports 31, and the centering oil cylinders 32 drive the clamping assemblies to clamp and release. When the guide rail 9 needs to be centered and clamped, the first lifting mechanism drives the movable working plate 1 to move downwards to a required position, then the second lifting mechanism on the movable working plate 1 drives the centering mounting plate 2 to move downwards to the required position, and finally the centering and clamping mechanism 3 clamps the guide rail 9 below.
As shown in fig. 1, the portal frame of the present embodiment includes a left upright 41, a support beam 42, and a right upright 43, one end of the support beam 42 is connected to the left upright 41, and the other end of the support beam 42 is connected to the right upright 43.
As shown in fig. 1, the first lifting mechanism of the present embodiment includes a left linear guide pair provided on the left upright 41 and a right linear guide pair provided on the right upright 43, the left linear guide pair and the right linear guide pair having the same structure.
Specifically, as shown in fig. 1, the left linear guide rail pair of the present embodiment includes a left motor 51 and a left screw rod 52, the left motor 51 is fixed at the top of the left upright 41, the left motor 51 drives the left screw rod 52 to rotate, a left nut is rotationally connected to the left screw rod 52, the left nut is connected to the left end of the movable working plate 1, a slide rail is provided on the left upright 41, and a slide block that slides in cooperation with the slide rail is provided at the left end of the movable working plate 1.
As shown in fig. 1, the right linear guide rail pair of the present embodiment includes a right motor 61 and a right screw rod 62, the right motor 61 is fixed at the top of the right upright post 43, the right motor 61 drives the right screw rod 62 to rotate, a right nut is rotationally connected to the right screw rod 62, the right nut is connected to the right end of the movable working plate 1, a slide rail is provided on the right upright post 43, and a slide block that slides in cooperation with the slide rail is provided at the right end of the movable working plate 1.
When the guide rail 9 is centered and clamped, the left linear guide rail pair and the right linear guide rail pair work simultaneously to drive the movable working plate 1 to move downwards.
As shown in fig. 1, the second lifting mechanism of the present embodiment includes a lifting cylinder 71 and a lifting connection block 72, the lifting cylinder 71 is fixed at the top of the movable work plate 1, one end of the lifting connection block 72 is hinged with the lifting cylinder 71, the other end of the lifting connection block 72 is connected with the centering installation plate 2, and the lifting cylinder 71 extends downward to drive the centering installation plate 2 to move downward.
As shown in fig. 2, the centering and clamping mechanism 3 of the present embodiment includes an oil cylinder connection block 331, a left transition arm 332, a right transition arm 333, a left clamping arm 334, and a right clamping arm 335. One end of the cylinder connecting block 331 is connected with the centering cylinder 32, one end of the left transition arm 332 is hinged with the other end of the cylinder connecting block 331, the other end of the left transition arm 332 is hinged with one end of the left clamping arm 334, one end of the right transition arm 333 is hinged with the other end of the cylinder connecting block 331, the other end of the right transition arm 333 is hinged with one end of the right clamping arm 335, two fixing pins 337 are arranged in the centering mounting support 31, the left clamping arm 334 and the right clamping arm 335 are respectively sleeved on the fixing pins 337 and rotate around the fixing pins 337, and clamping blocks 336 are respectively arranged at the other ends of the left clamping arm 334 and the right clamping arm 335.
In the process of pre-processing the guide rail 9, a rough straightening process is provided for straightening the guide rail 9, but the rough straightening effect cannot meet the final straightness requirement of delivery, so that the guide rail 9 needs to be straightened again. The left clamping arm 334 and the right clamping arm 335 are opened by the downward extension of the centering cylinder 32, and then the centering cylinder 32 is retracted upward, the left clamping arm 334 and the right clamping arm 335 retract to clamp the guide rail 9, and the guide rail 9 is centered and clamped by the rigidity of the left clamping arm 334 and the right clamping arm 335.
Example two
As shown in fig. 3 and 4, this embodiment provides an elevator slide rail straightening device, which includes two gantry centering mechanisms 8 in the first embodiment, the two gantry centering mechanisms 8 are disposed front and back, for the same guide rail 9, two centering clamping mechanisms 3 on the two gantry centering mechanisms 8 form a straight line front and back, the two centering clamping mechanisms 3 clamp the front end and the tail end of the slide rail respectively, and the guide rail 9 is centered and clamped through the rigidity of a left clamping arm 334 and a right clamping arm 335, so that the guide rail 9 is further straightened.
The technical problems, technical solutions and advantageous effects solved by the present utility model have been further described in detail in the above-described embodiments, and it should be understood that the above-described embodiments are only illustrative of the present utility model and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the scope of protection of the present utility model.
Claims (10)
1. The gantry centering mechanism is characterized by comprising a portal frame and a movable working plate (1);
the portal frame is provided with a first lifting mechanism which is used for driving the movable working plate (1) to move up and down along the portal frame;
the movable working plate (1) is provided with a second lifting mechanism and a centering mounting plate (2), and the second lifting mechanism is used for driving the centering mounting plate (2) to move up and down;
be provided with a plurality of centering clamping mechanism (3) on centering mounting panel (2), centering clamping mechanism (3) are including centering mount pad (31), the top of centering mount pad (31) is provided with centering hydro-cylinder (32), the inside of centering mount pad (31) is provided with clamping assembly, centering hydro-cylinder (32) drive clamping assembly carries out clamping and release operation.
2. Gantry centering mechanism according to claim 1, characterized in that: the clamping assembly comprises an oil cylinder connecting block (331), a left transition arm (332), a right transition arm (333), a left clamping arm (334) and a right clamping arm (335), one end of the oil cylinder connecting block (331) is connected with a centering oil cylinder (32), one end of the left transition arm (332) is hinged with the other end of the oil cylinder connecting block (331), the other end of the left transition arm (332) is hinged with one end of the left clamping arm (334), one end of the right transition arm (333) is hinged with the other end of the oil cylinder connecting block (331), the other end of the right transition arm (333) is hinged with one end of the right clamping arm (335), and the left clamping arm (334) and the right clamping arm (335) are both connected with the centering mounting support (31) in a rotating mode.
3. Gantry centering mechanism according to claim 2, characterized in that: the other end of the left clamping arm (334) and the other end of the right clamping arm (335) are both provided with clamping blocks (336).
4. Gantry centering mechanism according to claim 2, characterized in that: two fixing pins (337) are arranged in the centering mounting support (31), and the left clamping arm (334) and the right clamping arm (335) are respectively sleeved on the fixing pins (337) and rotate around the fixing pins (337).
5. Gantry centering mechanism according to claim 1, characterized in that: the portal frame comprises a left upright post (41), a supporting cross beam (42) and a right upright post (43), one end of the supporting cross beam (42) is connected with the left upright post (41), and the other end of the supporting cross beam (42) is connected with the right upright post (43).
6. The gantry centering mechanism of claim 5, further comprising: the first lifting mechanism comprises a left linear guide rail pair and a right linear guide rail pair, wherein the left linear guide rail pair is arranged on a left upright post (41), and the right linear guide rail pair is arranged on a right upright post (43).
7. The gantry centering mechanism of claim 6, further characterized by: the left linear guide rail pair comprises a left motor (51) and a left screw rod (52), the left motor (51) is fixed at the top of a left upright post (41), the left motor (51) drives the left screw rod (52) to rotate, a left nut is rotationally connected to the left screw rod (52), the left nut is connected with the left end of a movable working plate (1), a sliding rail is arranged on the left upright post (41), and the left end of the movable working plate (1) is provided with a sliding block matched with the sliding rail to slide.
8. The gantry centering mechanism of claim 6, further characterized by: the right linear guide rail pair comprises a right motor (61) and a right screw rod (62), the right motor (61) is fixed at the top of a right upright post (43), the right motor (61) drives the right screw rod (62) to rotate, a right nut is rotationally connected to the right screw rod (62), the right nut is connected with the right end of a movable working plate (1), a sliding rail is arranged on the right upright post (43), and the right end of the movable working plate (1) is provided with a sliding block matched with the sliding rail to slide.
9. Gantry centering mechanism according to claim 1, characterized in that: the second lifting mechanism comprises a lifting oil cylinder (71) and a lifting connecting block (72), the lifting oil cylinder (71) is fixed at the top of the movable working plate (1), one end of the lifting connecting block (72) is hinged with the lifting oil cylinder (71), and the other end of the lifting connecting block (72) is connected with the centering mounting plate (2).
10. An elevator slide rail straightening device comprising two gantry centering mechanisms according to any one of claims 1 to 9, wherein the two gantry centering mechanisms are arranged in front of and behind each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321031765.2U CN220072857U (en) | 2023-05-04 | 2023-05-04 | Portal centering mechanism and elevator guide rail straightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321031765.2U CN220072857U (en) | 2023-05-04 | 2023-05-04 | Portal centering mechanism and elevator guide rail straightening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220072857U true CN220072857U (en) | 2023-11-24 |
Family
ID=88820808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321031765.2U Active CN220072857U (en) | 2023-05-04 | 2023-05-04 | Portal centering mechanism and elevator guide rail straightening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220072857U (en) |
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2023
- 2023-05-04 CN CN202321031765.2U patent/CN220072857U/en active Active
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