Bearing pressing equipment

Abstract

The utility model relates to the technical field of bearing production and manufacturing, and discloses a bearing press-fit device which comprises a workbench and a top plate, the top of the workbench is fixedly connected with four supporting columns, the top ends of the four supporting columns are all fixedly connected to the bottom end of the top plate, the bottom end of the workbench is fixedly connected with a fixing shell, and the fixing shell is fixedly connected with the top plate. A driving device is fixedly connected to the interior of the fixing shell, a lead screw is fixedly connected to the output end of the driving device, a connecting plate is in threaded connection to the exterior of the lead screw, a connecting rod is rotationally connected to the interior of the U-shaped frame, a sliding block is fixedly connected to the top end of the U-shaped clamp, and a clamping block is rotationally connected between the two connecting rods. According to the bearing clamping device, the driving device is started to rotate the lead screw to enable the connecting plate to move downwards, the connecting rod drives the sliding block to enable the clamping blocks to gather relatively to clamp a bearing, the effect of clamping the bearing through the clamp is achieved, the pressing quality is guaranteed, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing production and manufacturing, in particular to a bearing pressing device. Background Art

[0002] Bearing pressing equipment is a mechanical device specially used for pressing bearings, and it plays a vital role in modern manufacturing. As a key component of mechanical equipment, the pressing quality of bearings is directly related to the performance and life of the entire mechanical system. Traditional pressing methods often have problems such as low precision and low efficiency, while modern bearing pressing machines have achieved automation and intelligence in bearing pressing through high-precision control technology, greatly improving the pressing efficiency and quality. In the existing technology, most bearing pressing equipment uses molds or other manual tools to fix the bearings to be pressed, which will cause bearing displacement during the pressing process, resulting in substandard bearing pressing quality and reduced operating efficiency. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a bearing pressing device, which aims to improve the problem that most bearing pressing devices in the existing technology use molds or other manual tools to fix the bearings to be pressed, resulting in substandard bearing pressing quality and low operating efficiency.

[0004] The top of the U-shaped clamp is fixedly connected to the sliding plate, and the two ends of the U-shaped clamp are rotatably connected to the sliding plate. A clamping block is rotatably connected between the two connecting rods, and the bottom end of the top plate is fixedly connected to the hydraulic cylinder, and the bottom end of the hydraulic cylinder is slidably connected to the pressing head. A clamping mechanism is provided inside the pressing head, and the clamping mechanism is provided for quickly replacing the pressing head.

[0005] As a further description of the above technical solution:

[0006] The locking mechanism includes two limit blocks, both of which are slidably connected to the inside of the pressing head, an extrusion spring is fixedly connected between the two limit blocks, and clamping blocks are fixedly connected to the opposite sides of the two limit blocks. Clamping slots are provided on both sides of the bottom of the hydraulic cylinder, and the two clamping blocks are engaged with the two clamping slots.

[0007] As a further description of the above technical solution:

[0008] The top of the workbench is fixedly connected with a processing seat, and the slide block is slidably connected to the bottom of the processing seat.

[0009] As a further description of the above technical solution:

[0010] An inner shaft is rotatably connected to the inner side of the clamping block close to the sliding block, and a reset spring is sleeved on the outer side of the inner shaft.

[0011] As a further description of the above technical solution:

[0012] One end of the return spring is fixedly connected to the outside of the inner shaft, and the other end of the return spring is fixedly connected to one end of the connecting rod.

[0013] As a further description of the above technical solution:

[0014] The side of the clamping block away from the sliding block is provided with anti-slip grooves.

[0015] As a further description of the above technical solution:

[0016] The clamping block observes both ends of the bottom of the hydraulic cylinder.

[0017] As a further description of the above technical solution:

[0018] Four supporting legs are fixedly connected to the bottom of the workbench, and the bottom ends of the four supporting legs are all provided with anti-slip pads.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the utility model, the connecting plate moves downward by starting the driving device to rotate the screw rod, and the slider is driven by the connecting rod to make the clamping blocks relatively gather to clamp the bearing. The return spring on the back of the clamping block is squeezed and contracted by the connecting rod to generate elastic force to make the clamping force tighter, thus achieving the effect of clamping the bearing by the clamp. There is no need to manually use other tools to fix the bearing, which ensures the pressing quality and improves the working efficiency.

[0021] 2. In the utility model, the pressing head can be removed by pressing the card block inward to compress the extrusion spring so that it retracts into the pressing head. When replacing a new pressing head, the card block is also compressed into the inside of the pressing head and slid into the bottom of the hydraulic cylinder. The extrusion spring rebounds through the limit block so that the card block and the card slot are engaged to fix the pressing head, thereby achieving the effect of quick installation and replacement of the pressing head, improving working efficiency, and improving the overall practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional diagram of a bearing pressing device proposed by the present invention;

[0023] Figure 2 This is a schematic diagram of a clamping mechanism of a bearing pressing device proposed in the present invention;

[0024] Figure 3 This is a schematic diagram of a clamping block of a bearing pressing device proposed in the present invention;

[0025] Figure 4 This is a cross-sectional view of a hydraulic cylinder of a bearing pressing device proposed in the utility model.

[0026] Legend:

[0027] 1. Workbench; 2. Support column; 3. Top plate; 4. Fixed shell; 5. Drive device; 6. Screw rod; 7. Connecting plate; 8. U-shaped frame; 9. Connecting rod; 10. U-shaped clamp; 11. Slider; 12. Processing seat; 13. Connecting rod; 14. Inner shaft; 15. Return spring; 16. Clamping block; 17. Hydraulic cylinder; 18. Pressing head; 19. Extrusion spring; 20. Limit block; 21. Clamping block; 22. Clamping slot. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] Reference Figure 1 - Figure 2, the utility model provides an embodiment: a bearing pressing device, including a workbench 1 and a top plate 3, the workbench 1 plays the role of carrying the pressing work, the top plate 3 plays the role of connection, the top of the workbench 1 is fixedly connected to four support columns 2, the support columns 2 play the role of supporting the top plate 3, the top ends of the four support columns 2 are fixedly connected to the bottom end of the top plate 3, the bottom end of the workbench 1 is fixedly connected to a fixed shell 4, the fixed shell 4 plays the role of fixing the internal structure, the interior of the fixed shell 4 is fixedly connected to a driving device 5, the driving device 5 plays the role of providing power, the output end of the driving device 5 is fixedly connected to a screw rod 6, the screw rod 6 plays the role of connection, the external thread of the screw rod 6 is connected to a connecting plate 7, the connecting plate 7 plays the role of connection, the external of the connecting plate 7 is fixedly connected to a U-shaped frame 8, the U-shaped frame 8 plays the role of To connect, the U-shaped frame 8 is internally rotatably connected to a connecting rod 9, which plays a connecting role. The end of the connecting rod 9 away from the U-shaped frame 8 is rotatably connected to a U-shaped clamp 10, which plays a connecting role. The top of the U-shaped clamp 10 is fixedly connected to a slider 11, which plays a connecting role. Both ends of the slider 11 are rotatably connected to a connecting rod 13, which plays a connecting role. A clamping block 16 is rotatably connected between the two connecting rods 13, which plays a clamping role. The bottom end of the top plate 3 is fixedly connected to a hydraulic cylinder 17, which provides power. The bottom of the hydraulic cylinder 17 is slidably connected to a pressing head 18, which presses the head 18. A locking mechanism is provided inside the pressing head 18, which is provided for quick replacement of the pressing head 18.

[0030] Reference Figure 3 - Figure 4 The locking mechanism includes two limit blocks 20, which prevent the internal structure from falling off. The two limit blocks 20 are slidably connected to the inside of the pressing head 18. An extrusion spring 19 is fixedly connected between the two limit blocks 20, and the extrusion spring 19 provides elastic force. The opposite sides of the two limit blocks 20 are fixedly connected with a clamping block 21, and the clamping block 21 plays the role of clamping and fixing. Both sides of the bottom of the hydraulic cylinder 17 are provided with a clamping groove 22, and the clamping groove 22 plays the role of clamping and fixing. The two clamping blocks 21 are clamped with the two clamping grooves 22. The top of the workbench 1 is fixedly connected to the processing seat 12, and the slider 11 is slidably connected to the bottom of the processing seat 12. The inner side of the clamping block 16 close to the slider 11 is rotatably connected to the inner shaft 14, and the outer sleeve of the inner shaft 14 is provided with a return spring 15. One end of the return spring 15 is fixedly connected to the outside of the inner shaft 14, and the other end of the return spring 15 is fixedly connected to one end of the connecting rod 13. The side of the clamping block 16 away from the slider 11 is provided with anti-slip grooves, and the clamping block 21 observes the bottom ends of the hydraulic cylinder 17. The bottom of the workbench 1 is fixedly connected to four supporting legs, and the bottom ends of the four supporting legs are provided with anti-slip pads.

[0031] Working principle: Place the bearing to be pressed on the processing seat 12, start the driving device 5 to rotate the screw 6 to move the connecting plate 7 downward, and drive the slider 11 through the connecting rod 9 to make the clamping block 16 relatively gather to clamp the bearing. The return spring 15 on the back side of the clamping block 16 is squeezed and contracted by the connecting rod 13 to generate elastic force to make the clamping force tighter.

[0032] When the pressing head 18 needs to be replaced, the pressing head 18 can be removed by pressing the block 21 inward to compress the extrusion spring 19 so that it retracts into the pressing head 18. When replacing the new pressing head 18, the block 21 is also compressed into the pressing head 18 and slid into the bottom of the hydraulic cylinder 17. The extrusion spring 19 rebounds through the limit block 20 so that the block 21 is re-engaged with the slot 22 and can be fixed.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A bearing pressing device, comprising a workbench (1) and a top plate (3), characterized in that: The top of the workbench (1) is fixedly connected to four support columns (2), the top ends of the four support columns (2) are fixedly connected to the bottom end of the top plate (3), the bottom end of the workbench (1) is fixedly connected to a fixed shell (4), the interior of the fixed shell (4) is fixedly connected to a driving device (5), the output end of the driving device (5) is fixedly connected to a screw rod (6), the external thread of the screw rod (6) is connected to a connecting plate (7), the external part of the connecting plate (7) is fixedly connected to a U-shaped frame (8), the interior of the U-shaped frame (8) is rotatably connected to a connecting rod (9), and the connecting rod (9) A U-shaped clamp (10) is rotatably connected to one end away from the U-shaped frame (8), a slider (11) is fixedly connected to the top end of the U-shaped clamp (10), both ends of the slider (11) are rotatably connected to connecting rods (13), a clamping block (16) is rotatably connected between the two connecting rods (13), the bottom end of the top plate (3) is fixedly connected to a hydraulic cylinder (17), the bottom of the hydraulic cylinder (17) is slidably connected to a pressing head (18), a locking mechanism is provided inside the pressing head (18), and the locking mechanism is provided for the purpose of quickly replacing the pressing head (18).

2. The bearing pressing device according to claim 1, characterized in that: The locking mechanism comprises two limit blocks (20), both of which are slidably connected to the interior of the pressing head (18), an extrusion spring (19) is fixedly connected between the two limit blocks (20), and a clamping block (21) is fixedly connected to the opposite sides of the two limit blocks (20), and both sides of the bottom of the hydraulic cylinder (17) are provided with a clamping groove (22), and the two clamping blocks (21) are clamped with the two clamping grooves (22).

3. The bearing pressing device according to claim 1, characterized in that: The top of the workbench (1) is fixedly connected to a processing seat (12), and the slider (11) is slidably connected to the bottom of the processing seat (12).

4. The bearing pressing device according to claim 1, characterized in that: An inner shaft (14) is rotatably connected to the inner side of the clamping block (16) close to the slider (11), and a return spring (15) is sleeved on the outer side of the inner shaft (14).

5. The bearing pressing device according to claim 4, characterized in that: One end of the return spring (15) is fixedly connected to the outside of the inner shaft (14), and the other end of the return spring (15) is fixedly connected to one end of the connecting rod (13).

6. The bearing pressing device according to claim 1, characterized in that: The side of the clamping block (16) away from the sliding block (11) is provided with anti-slip grooves.

7. The bearing pressing device according to claim 2, characterized in that: The clamping block (21) observes both ends of the bottom of the hydraulic cylinder (17).

8. The bearing pressing device according to claim 1, characterized in that: Four supporting legs are fixedly connected to the bottom of the workbench (1), and the bottom ends of the four supporting legs are each provided with an anti-slip pad.

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