Stable bearing seat supporting device

Abstract

The utility model discloses a stable bearing seat supporting device. The stable bearing seat supporting device comprises a bottom plate, u-shaped blocks are slidably connected to the left side and the right side of the upper surface of the bottom plate, the upper surfaces of the front end and the rear end of the U-shaped block on the left side incline downwards from left to right, the upper surfaces of the front end and the rear end of the U-shaped block on the right side incline downwards from right to left, and the upper ends of the two U-shaped blocks are slidably connected with the inclined face of the lower end of the trapezoidal supporting plate; the middle of the upper surface of the bottom plate is provided with symmetrically-distributed lead screw seats, a two-way lead screw is rotationally connected between the two lead screw seats, the U-shaped blocks are in threaded connection with the two-way lead screw, the middle of the outer arc face of the two-way lead screw is provided with a positioning ring, and the positioning ring is located between the two lead screw seats. In the using process, the supporting height of the bearing seat can be adjusted, the adjusting parts at the two ends can move synchronously, the contact area is large, using convenience is high, and self-stability is good.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing seat installation, in particular to a stable bearing seat supporting device. Background Art

[0002] As we all know, bearings play a vital role in mechanical equipment. They are key components that support rotating parts, reduce friction and achieve smooth movement. In the process of fixing the bearing, a bearing seat is generally required for fixing. The bearing seat can effectively support the bearing, enable the bearing to withstand axial and radial loads from the machinery, and stably support the rotating shaft. In the process of installing the bearing seat, there may be an inappropriate installation height, and then gaskets will be added under the bearing seat to adjust the height of the bearing seat. The cost of use is low, but the contact area between the gasket and the installation is small. Generally, gaskets need to be added in multiple positions, the operation is complicated, and the gaskets are scattered, which makes it cumbersome to use and has poor stability. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a stable bearing seat support device. The support height of the bearing seat can be adjusted during use, and the adjustment parts at both ends can move synchronously and have a large contact area. It is easy to use and has good stability, which can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stable bearing seat support device, comprising a bottom plate;

[0005] The U-shaped blocks are connected to the bottom plate on both sides of its upper surface in a sliding manner. The upper surfaces of the front and rear ends of the U-shaped block on the left side are tilted downward from left to right, and the upper surfaces of the front and rear ends of the U-shaped block on the right side are tilted downward from right to left. The upper ends of the two U-shaped blocks are slidably connected to the inclined surface of the lower end of the trapezoidal support plate. A symmetrically distributed screw seat is provided in the middle of the upper surface of the bottom plate, and a bidirectional screw is rotatably connected between the two screw seats. The U-shaped blocks are threadedly connected to the bidirectional screw rod, and a positioning ring is provided in the middle of the outer arc surface of the bidirectional screw rod, and the positioning ring is located between the two screw rod seats. The upper surfaces of the bottom plate and the trapezoidal support plate are provided with symmetrically distributed mounting holes. When in use, the worm can be rotated to drive the U-shaped blocks at both ends to move synchronously to realize the up and down movement of the trapezoidal support plate, which is convenient for adjusting the height of the bearing support seat, has good convenience in use, and at the same time, the two ends move synchronously, the contact area at the active part is large, and thus it has good stability.

[0006] Furthermore, symmetrically distributed positioning slides are provided on the left and right sides of the upper surface of the base plate, and the positioning slides are slidably connected to the slide grooves on the lower surface of the U-shaped block. Dovetail bars are provided on the front and rear sides of the upper end of the U-shaped block, and the dovetail bars are slidably connected to the dovetail grooves at the lower end of the trapezoidal support plate, thereby enhancing the longitudinal positioning accuracy of the trapezoidal support plate, the base plate and the U-shaped block.

[0007] Furthermore, the front and rear side surfaces of the bottom plate are provided with symmetrically distributed sliding bars, and the sliding bars are slidably connected to the trapezoidal support plate to perform longitudinal positioning of the trapezoidal support plate.

[0008] Furthermore, positioning plates are provided on both the front and rear sides of the trapezoidal support plate, and both ends of the positioning plates are respectively slidably connected to the longitudinally adjacent sliding bars to perform transverse positioning of the trapezoidal support plate.

[0009] Furthermore, both left and right ends of the bottom plate are threadedly connected with symmetrically distributed fixing screws, and the fixing screws are arranged in cooperation with the longitudinally corresponding U-shaped blocks to facilitate the positioning of the U-shaped blocks.

[0010] Furthermore, the outer arc surface of the positioning ring is provided with evenly distributed worm gear grooves, the middle part of the base plate is provided with symmetrically distributed worm seats, a worm is rotatably connected between the two worm seats, the worm gear grooves are matched with the worm, and circular ring pieces are provided at the front and rear ends of the worm, and the circular ring pieces are located between the two worm seats to facilitate the control of the rotation of the bidirectional screw.

[0011] Furthermore, both front and rear ends of the worm are provided with hexagonal sleeves to facilitate the control of the rotation of the worm.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the stable bearing seat support device has the following advantages:

[0013] The screwdriver bit is used to lock the bearing seat and the guide rails, and then the screwdriver bit is used to lock the bearing seat and the guide rails, and then the guide rails are locked together. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a schematic cross-sectional structure diagram of a trapezoidal support plate of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the U-shaped block of the utility model.

[0017] In the figure: 1 base plate, 2 U-shaped block, 3 trapezoidal support plate, 4 mounting hole, 5 screw seat, 6 positioning ring, 7 bidirectional screw, 8 positioning slide bar, 9 dovetail bar, 10 fixing screw, 11 worm gear groove, 12 worm seat, 13 worm, 14 circular ring piece, 15 hexagonal sleeve, 16 slide bar, 17 positioning plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 , This embodiment provides a technical solution: a stable bearing seat support device, including a bottom plate 1;

[0020] Bottom plate 1: The left and right sides of its upper surface are slidably connected with U-shaped blocks 2. The upper surfaces of the front and rear ends of the U-shaped block 2 on the left are tilted downward from left to right, and the upper surfaces of the front and rear ends of the U-shaped block 2 on the right are tilted downward from right to left. The upper ends of the two U-shaped blocks 2 are slidably connected with the inclined surfaces at the lower ends of the trapezoidal support plate 3. The bottom plate 1 is placed at the installation location, and then the bearing seat is placed on the upper surface of the trapezoidal support plate 3. The middle part of the upper surface of the bottom plate 1 is provided with symmetrically distributed screw seats 5. A bidirectional screw rod 7 is rotatably connected between the two screw seats 5. The screw seat 5 provides rotation support for the bidirectional screw rod 7. The U-shaped blocks 2 are threadedly connected with the bidirectional screw rod 7. The bidirectional screw rod 7 drives the two U-shaped blocks 2 to move closer to the center along the bottom plate 1. The middle part of the outer arc surface of the bidirectional screw rod 7 A positioning ring 6 is provided, and the positioning ring 6 is located between the two screw rod seats 5. The positioning ring 6 limits the lateral movement of the bidirectional screw rod 7. The upper surfaces of the bottom plate 1 and the trapezoidal support plate 3 are provided with symmetrically distributed mounting holes 4. Bolts are used to pass through the through holes of the bearing seat and the mounting holes 4 and are threadedly connected with the threaded holes at the mounting position. The bolts of the bearing seat are tightened to achieve the installation of the bearing seat. The left and right sides of the upper surface of the bottom plate 1 are provided with symmetrically distributed positioning slides 8. The positioning slides 8 are slidably connected to the slide grooves on the lower surface of the U-shaped block 2. The positioning slides 8 perform longitudinal positioning on the U-shaped block 2. Dovetail strips 9 are provided on the front and rear sides of the upper end of the U-shaped block 2. The dovetail strips 9 are slidably connected to the dovetail grooves at the lower end of the trapezoidal support plate 3. The dovetail strips 9 connect the U-shaped block 2 with the trapezoidal support plate 3. Then, the upper end of the U-shaped block 2 and the dovetail bar 9 slide relative to the trapezoidal support plate 3, and then the U-shaped block 2 will lift the trapezoidal support plate 3, and the supporting height of the bearing seat can be adjusted. The front and rear sides of the bottom plate 1 are provided with symmetrically distributed sliding strips 16, and the sliding strips 16 are slidably connected to the trapezoidal support plate 3. The sliding strips 16 perform longitudinal positioning on the trapezoidal support plate 3, and the front and rear sides of the trapezoidal support plate 3 are provided with positioning plates 17. The two ends of the positioning plate 17 are respectively slidably connected to the longitudinally adjacent sliding strips 16. The positioning plate 17 and the sliding strips 16 perform transverse positioning on the trapezoidal support plate 3 and the bottom plate 1. The left and right ends of the bottom plate 1 are threadedly connected with symmetrically distributed fixing screws 10, and the fixing screws 10 are matched with the longitudinally corresponding U-shaped blocks 2. Tightening A fixing screw 10 is provided, and the end cap of the fixing screw 10 contacts the end of the U-shaped block 2 to position the U-shaped block 2. A uniformly distributed worm gear groove 11 is provided on the outer arc surface of the positioning ring 6. A symmetrically distributed worm seat 12 is provided in the middle of the base plate 1. A worm 13 is rotatably connected between the two worm seats 12. The worm gear groove 11 and the worm 13 are arranged in coordination. The worm 13 drives the positioning ring 6 to rotate through the worm gear groove 11, and the positioning ring 6 drives the bidirectional screw 7 to rotate. An annular piece 14 is provided at the front and rear ends of the worm 13. The annular piece 14 is located between the two worm seats 12. The annular piece 14 longitudinally positions the worm 13. An inner hexagonal sleeve 15 is provided at the front and rear ends of the worm 13. An inner cube wrench is inserted into the inner hexagonal sleeve 15 to rotate the worm 13.

[0021] The working principle of a stable bearing seat support device provided by the utility model is as follows: when in use, the base plate 1 is placed at the installation location, and then the bearing seat is placed on the upper surface of the trapezoidal support plate 3, and bolts are used to pass through the through holes of the bearing seat and the mounting holes 4 and are threadedly connected with the threaded holes at the installation location, and then an inner cube wrench is inserted into the inner hexagonal sleeve 15 to rotate the worm 13, and the worm 13 drives the positioning ring 6 to rotate through the worm gear tooth groove 11, and the positioning ring 6 drives the bidirectional screw rod 7 to rotate, and the bidirectional screw rod 7 drives the two U-shaped blocks 2 to move toward the center along the base plate 1 and the positioning slide bar 8, and the upper end of the U-shaped block 2 and the dovetail bar 9 slide relative to the trapezoidal support plate 3, and then the U-shaped block 2 will lift the trapezoidal support plate 3, and the support height of the bearing seat can be adjusted. After the height adjustment is completed, tighten the fixing screw 10, and the end cap of the fixing screw 10 contacts the end of the U-shaped block 2 to position the U-shaped block 2 and limit the U-shaped block 2 from moving in the direction away from the center of the base plate 1, and then tighten the bolts of the bearing seat to achieve the installation of the bearing seat.

[0022] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A stable bearing seat support device, characterized in that: comprising a bottom plate (1); The bottom plate (1) has U-shaped blocks (2) slidably connected to the left and right sides of its upper surface. The upper surfaces of the front and rear ends of the left U-shaped block (2) are tilted downward from left to right, and the upper surfaces of the front and rear ends of the right U-shaped block (2) are tilted downward from right to left. The upper ends of the two U-shaped blocks (2) are slidably connected to the inclined surface of the lower end of the trapezoidal support plate (3). The middle of the upper surface of the bottom plate (1) is provided with symmetrically distributed screw rod seats (5). A bidirectional screw rod (7) is rotatably connected between the two screw rod seats (5). The U-shaped blocks (2) are threadedly connected to the bidirectional screw rod (7). A positioning ring (6) is provided in the middle of the outer arc surface of the bidirectional screw rod (7). The positioning ring (6) is located between the two screw rod seats (5). The upper surfaces of the bottom plate (1) and the trapezoidal support plate (3) are both provided with symmetrically distributed mounting holes (4).

2. A stable bearing seat support device according to claim 1, characterized in that: The left and right sides of the upper surface of the bottom plate (1) are both provided with symmetrically distributed positioning slide bars (8), and the positioning slide bars (8) are both slidably connected to the slide grooves on the lower surface of the U-shaped block (2). The front and rear sides of the upper end of the U-shaped block (2) are both provided with dovetail bars (9), and the dovetail bars (9) are both slidably connected to the dovetail grooves at the lower end of the trapezoidal support plate (3).

3. A stable bearing seat support device according to claim 1, characterized in that: The front and rear side surfaces of the bottom plate (1) are both provided with symmetrically distributed sliding bars (16), and the sliding bars (16) are both slidably connected to the trapezoidal support plate (3).

4. A stable bearing seat support device according to claim 3, characterized in that: The front and rear sides of the trapezoidal support plate (3) are both provided with positioning plates (17), and the two ends of the positioning plates (17) are respectively slidably connected to the longitudinally adjacent sliding bars (16).

5. A stable bearing seat support device according to claim 1, characterized in that: The left and right ends of the bottom plate (1) are both threadedly connected with symmetrically distributed fixing screws (10), and the fixing screws (10) are all arranged in cooperation with the longitudinally corresponding U-shaped blocks (2).

6. A stable bearing seat support device according to claim 1, characterized in that: The outer arc surface of the positioning ring (6) is provided with evenly distributed worm gear grooves (11), the middle part of the bottom plate (1) is provided with symmetrically distributed worm seats (12), a worm (13) is rotatably connected between the two worm seats (12), the worm gear grooves (11) and the worm (13) are matched, and circular ring pieces (14) are provided at the front and rear ends of the worm (13), and the circular ring piece (14) is located between the two worm seats (12).

7. A stable bearing seat support device according to claim 6, characterized in that: The front and rear ends of the worm (13) are both provided with hexagonal sleeves (15).

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