Press fitting device for bearing assembly

Abstract

The utility model provides a press-fitting device for bearing assembly, which comprises a bottom plate, a press-fitting mechanism is arranged at the top of the bottom plate, the press-fitting mechanism comprises cylinders respectively arranged at four corners of the top of the bottom plate, the tops of the four cylinders are jointly provided with a top plate, a cylinder is arranged at the top of the top plate, and a pressing plate is arranged at the bottom of an output shaft of the cylinder. The four corners of the pressing plate are each provided with a guide ring connected with the corresponding cylinder in a sleeved mode, the four cylinders are each sleeved with a spring, and a longitudinal moving mechanism is arranged at the bottom of the pressing plate. According to the press-fitting device for bearing assembly, not only can the bearing be subjected to press-fitting, but also the bearing at any position in a plane can be subjected to press-fitting, so that the overall use effect and the overall use efficiency of the device are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of press-fitting equipment for bearing assembly, in particular to a press-fitting device for bearing assembly. Background Art

[0002] Bearings are components that support shafts and are used to guide the shaft's rotational motion and bear the load transmitted from the shaft to the frame. Bearings are widely used and demanding accessories and basic parts in the machinery industry. They are supporting elements for rotating shafts or movable parts of various machines, and they are also supporting elements that rely on the rolling of rolling elements to achieve the rotation of the main machine. They are called mechanical joints. Bearings have become the main support form of modern mechanical vehicles and are widely used. The wide range of uses determines the diversity and complexity of bearing varieties. The strict requirements determine the importance of bearing quality and performance. The bearing manufacturing industry is a precision basic parts manufacturing industry. In the process of bearing assembly, bearing press-fitting devices are often required. During the use of existing bearing assembly press-fitting devices, the device can only press-fit bearings in a horizontal position. Therefore, it is not easy to press-fit bearings in a longitudinal position, which affects the overall use effect and overall efficiency of the device.

[0003] For example, the utility model with announcement number CN218311885U discloses a pressing device for bearing assembly. The technical solution of this patent includes a base, four corners of the outer surface of the lower end of the base are fixedly installed with supporting feet, four corners of the outer surface of the upper end of the base are fixedly installed with brackets, the upper outer surface of the bracket is fixedly installed with a top plate, the middle part of the upper outer surface of the top plate is fixedly installed with a hydraulic cylinder, the lower outer surface of the hydraulic cylinder is fixedly installed with a pressing tube, the middle part of the upper outer surface of the base is fixedly installed with a bearing pressing platform, a positioning shell is provided on the upper part of the bearing pressing platform, connecting rods are fixedly installed on the left and right sides of the outer surface of the rear end of the positioning shell, a telescopic buffer is fixedly installed on the lower outer surface of the connecting rod, and the lower outer surface of the telescopic buffer is fixedly connected to the upper outer surface of the base. During use, this device can only be installed in a horizontal position for equipment that needs to install bearings, and there is no way to install it in other positions. Therefore, a pressing device for bearing assembly is proposed. Utility Model Content

[0004] In view of this, the utility model aims at the deficiencies of the prior art and provides a pressing device for bearing assembly, which can not only press-fit bearings, but also press-fit bearings at any position in a plane, thereby improving the overall use effect and overall efficiency of the device.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a pressing device for bearing assembly, including a base plate, a pressing mechanism is arranged on the top of the base plate, the pressing mechanism includes cylinders respectively arranged at the four corners of the top of the base plate, a top plate is commonly arranged on the top of the four cylinders, a cylinder is arranged on the top of the top plate, a pressing plate is arranged at the bottom of the cylinder output shaft, guide rings sleeved with the cylinders are respectively arranged at the four corners of the pressing plate, springs are respectively sleeved on the four cylinders, and a longitudinal moving mechanism is arranged at the bottom of the pressing plate.

[0006] As a further improvement of the utility model, the longitudinal moving mechanism includes a slide groove arranged at the bottom of the pressure plate, a slider is arranged inside the slide groove, a screw passing through the slider is arranged inside the slide groove, a first rotating motor connected to the screw is arranged at the front end of the pressure plate, the first rotating motor and the screw are connected by a coupling, a pressure head is arranged at the bottom of the slider, and a transverse moving mechanism is arranged at the bottom of the base plate.

[0007] As a further improvement of the utility model, the lateral moving mechanism includes a slideway arranged in the middle of the base plate, a sliding body is arranged inside the slideway, a screw rod passing through the sliding body is arranged inside the slideway, a second rotating motor connected to the screw rod is arranged at the left end of the base plate, the second rotating motor and the screw rod are connected by a coupling, and a clamping mechanism is arranged on the top of the sliding body.

[0008] As a further improvement of the utility model, the clamping mechanism includes a movable plate arranged on the top of the sliding body, a guide groove is arranged in the middle of the top of the movable plate, two guide blocks are arranged inside the guide groove, support plates are arranged on the top of the two guide blocks, electric telescopic rods are arranged on the inner ends of the two support plates, V-shaped blocks are arranged on the inner ends of the two electric telescopic rods, a bidirectional threaded rod passing through the guide block is arranged inside the guide groove, and a third rotating motor connected to the bidirectional threaded rod is arranged at the front end of the movable plate.

[0009] As a further improvement of the utility model, a switch is provided at the front end of the base plate, and the switch is electrically connected to the first rotating motor, the second rotating motor, and the third rotating motor. Support legs are respectively provided at the four corners of the bottom of the base plate, and anti-slip pads are respectively provided at the bottoms of the four supporting legs.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] First, when the bearing needs to be pressed, start the cylinder, and the movement of the cylinder drives the pressure plate to move up and down. At this time, the guide ring is used to guide the pressure plate, so that the pressure plate moves downward to avoid shaking, and a spring is provided on the cylinder to prevent excessive pressure and damage to parts.

[0012] Secondly, the first rotating motor is started. The rotation of the first rotating motor drives the lead screw to rotate. The rotation of the lead screw drives the slider to move inside the slide groove, so that the pressure head can change the distance longitudinally, thereby pressing the longitudinal bearing on the component.

[0013] Thirdly, the second rotating motor is started, and the rotation of the second rotating motor drives the sliding body to move inside the slideway, thereby driving the moving plate to move horizontally, thereby cooperating with the longitudinal moving mechanism to press all the bearings on the components, thereby improving the overall use effect and overall efficiency of the device.

[0014] Fourthly, the third rotating motor is started. The rotation of the third rotating motor drives the bidirectional threaded rod to rotate. The rotation of the bidirectional threaded rod drives the guide block to move, thereby driving the support rod to move. At this time, the electric telescopic rod drives the V-shaped block to move toward the center, thereby clamping the parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the longitudinal movement mechanism structure of the utility model;

[0018] Figure 3 It is a side view structural schematic diagram of the utility model;

[0019] Figure 4 It is a schematic diagram of the partially enlarged structure of point A of the present utility model.

[0020] In the figure: 101, bottom plate; 102, cylinder; 103, top plate; 104, cylinder; 105, pressure plate; 106, guide ring; 107, spring; 108, slide groove; 109, slider; 110, lead screw; 111, first rotary motor; 112, pressure head; 113, slideway; 114, slide body; 115, lead screw; 116, second rotary motor; 117, moving plate; 118, guide groove; 119, guide block; 120, support plate; 201, electric telescopic rod; 202, V-shaped block; 203, bidirectional threaded rod; 204, third rotary motor; 205, switch. DETAILED DESCRIPTION

[0021] In order to better understand the present invention, the content of the present invention is further clearly described below in conjunction with the embodiments, but the protection content of the present invention is not limited to the following embodiments. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without one or more of these details.

[0022] like Figure 1 , 2 As shown, a press-fitting device for bearing assembly includes a base plate 101, a press-fitting mechanism is arranged on the top of the base plate 101, the press-fitting mechanism includes cylinders 102 respectively arranged at the four corners of the top of the base plate 101, a top plate 103 is commonly arranged on the top of the four cylinders 102, a cylinder 104 is arranged on the top of the top plate 103, a press plate 105 is arranged at the bottom of the output shaft of the cylinder 104, guide rings 106 which are sleeved with the cylinder 102 are respectively arranged at the four corners of the press plate 105, springs 107 are respectively sleeved on the four cylinders 102, and a longitudinal moving mechanism is arranged at the bottom of the press plate 105.

[0023] like Figure 1 , 2 As shown in Figure 3, the longitudinal moving mechanism includes a slide groove 108 arranged at the bottom of the pressure plate 105, a slider 109 is arranged inside the slide groove 108, a screw 110 passing through the slider 109 is arranged inside the slide groove 108, a first rotating motor 111 connected to the screw 110 is arranged at the front end of the pressure plate 105, the first rotating motor 111 and the screw 110 are connected through a coupling, a pressure head 112 is arranged at the bottom of the slider 109, and a horizontal moving mechanism is arranged at the bottom of the base plate 101.

[0024] like Figure 1 , 3 As shown, the lateral movement mechanism includes a slide 113 arranged in the middle of the base plate 101, a sliding body 114 is arranged inside the slide 113, a screw rod 115 passing through the sliding body 114 is arranged inside the slide 113, a second rotating motor 116 connected to the screw rod 115 is arranged at the left end of the base plate 101, the second rotating motor 116 and the screw rod 115 are connected by a coupling, and a clamping mechanism is arranged on the top of the sliding body 114.

[0025] like Figure 1 , 4As shown, the clamping mechanism includes a moving plate 117 arranged on the top of the sliding body 114, a guide groove 118 is arranged in the middle of the top of the moving plate 117, two guide blocks 119 are arranged inside the guide groove 118, support plates 120 are arranged on the top of the two guide blocks 119, electric telescopic rods 201 are arranged on the inner ends of the two support plates 120, V-shaped blocks 202 are arranged on the inner ends of the two electric telescopic rods 201, a bidirectional threaded rod 203 passing through the guide block 119 is arranged inside the guide groove 118, and a third rotating motor 204 connected to the bidirectional threaded rod 203 is arranged at the front end of the moving plate 117.

[0026] like Figure 1 As shown, a switch 205 is provided at the front end of the base plate 101, and the switch 205 is electrically connected to the first rotating motor 111, the second rotating motor 116, and the third rotating motor 204. Support legs are respectively provided at the four corners of the bottom of the base plate 101, and anti-slip pads are respectively provided at the bottoms of the four supporting legs.

[0027] The user can see that when the bearing needs to be pressed, the cylinder 104 is started, and the movement of the cylinder 104 drives the pressure plate 105 to move up and down. At this time, the guide ring 106 is used to guide the pressure plate 105, so that the pressure plate 105 moves downward to avoid shaking, and a spring 107 is provided on the cylinder 102. The function of the spring 107 prevents excessive pressure and damage to the components. The first rotating motor 111 is started, and the rotation of the first rotating motor 111 drives the screw 110 to rotate. The rotation of the screw 110 drives the slider 109 to move inside the slide groove 108, so that the pressure head 112 can change the distance longitudinally, thereby pressing the longitudinal bearing on the component.

[0028] The second rotary motor 116 is started. The rotation of the second rotary motor 116 drives the sliding body 114 to move inside the slideway 113, thereby driving the moving plate 117 to move horizontally, thereby cooperating with the longitudinal moving mechanism to press all the bearings on the parts, thereby improving the overall use effect and overall use efficiency of the device. The third rotary motor 204 is started. The rotation of the third rotary motor 204 drives the bidirectional threaded rod 203 to rotate. The rotation of the bidirectional threaded rod 203 drives the guide block 119 to move, thereby driving the support rod to move. At this time, the electric telescopic rod 201 drives the V-shaped block 202 to move toward the center, thereby clamping the parts.

[0029] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical solution of the utility model.

Claims

1. A press-fitting device for bearing assembly, comprising a base plate (101), characterized in that: A pressing mechanism is arranged on the top of the bottom plate (101), and the pressing mechanism comprises cylinders (102) respectively arranged at the four corners of the top of the bottom plate (101); a top plate (103) is arranged on the top of the four cylinders (102); a cylinder (104) is arranged on the top of the top plate (103); a pressing plate (105) is arranged on the bottom of the output shaft of the cylinder (104); guide rings (106) sleeved with the cylinders (102) are respectively arranged at the four corners of the pressing plate (105); springs (106) are sleeved on the top of the four cylinders (102); 107), a longitudinal moving mechanism is arranged at the bottom of the pressing plate (105), the longitudinal moving mechanism comprises a slide groove (108) arranged at the bottom of the pressing plate (105), a slider (109) is arranged inside the slide groove (108), a lead screw (110) passing through the slider (109) is arranged inside the slide groove (108), a first rotating motor (111) connected to the lead screw (110) is arranged at the front end of the pressing plate (105), a pressure head (112) is arranged at the bottom of the slider (109), and a transverse moving mechanism is arranged at the bottom of the bottom plate (101).

2. A bearing assembly press-fitting device according to claim 1, characterized in that: The lateral movement mechanism comprises a slideway (113) arranged in the middle of the base plate (101), a sliding body (114) is arranged inside the slideway (113), a screw rod (115) passing through the sliding body (114) is arranged inside the slideway (113), a second rotating motor (116) connected to the screw rod (115) is arranged at the left end of the base plate (101), and a clamping mechanism is arranged at the top of the sliding body (114).

3. A bearing assembly press-fitting device according to claim 2, characterized in that: The clamping mechanism comprises a moving plate (117) arranged on the top of the sliding body (114); a guide groove (118) is arranged in the middle of the top of the moving plate (117); two guide blocks (119) are arranged inside the guide groove (118); support plates (120) are arranged on the tops of the two guide blocks (119); electric telescopic rods (201) are arranged on the inner ends of the two support plates (120); V-shaped blocks (202) are arranged on the inner ends of the two electric telescopic rods (201); a bidirectional threaded rod (203) passing through the guide block (119) is arranged inside the guide groove (118); and a third rotating motor (204) connected to the bidirectional threaded rod (203) is arranged at the front end of the moving plate (117).

4. A bearing assembly press-fitting device as claimed in claim 3, characterized in that: A switch (205) is provided at the front end of the bottom plate (101).

5. A bearing assembly press-fitting device as claimed in claim 4, characterized in that: Support legs are respectively arranged at the four corners of the bottom of the bottom plate (101), and anti-slip pads are respectively arranged at the bottoms of the four support legs.

6. A bearing assembly press-fitting device according to claim 5, characterized in that: The second rotating motor (116) and the screw rod (115) are connected via a coupling.

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