Hydraulic trundle bearing press-fitting machine

Abstract

The utility model relates to the technical field of trundle bearing assembly, in particular to a hydraulic trundle bearing press-fitting machine which comprises a base, side angle seats are fixedly installed on the left side and the right side of the base respectively, supporting legs are installed at the bottoms of the side angle seats respectively, and an operation panel is fixedly installed on the front surface of the base. According to the trundle clamping and positioning device, the defects in the prior art are overcome, the motor is controlled to be started by controlling the operation panel, the motor can drive the double-thread screw to rotate synchronously, meanwhile, the two clamping blocks can move towards the trundle so that clamping and positioning operation on the trundle can be completed, and meanwhile a bearing is placed at the axis position of the trundle; the cross beam is started by operating the operation panel, the cross beam drives the pressing disc to vertically move downwards to press the bearing to the axis of the trundle, the pressing head is pressed by the elastic force of the spring to make contact with the bearing firstly, the bearing is pressed into the axis position of the trundle through the elastic force of the spring, and the cross section area of the pressing head better fits the surface of the bearing; and the bearing can be better and efficiently pressed into the axle center of the trundle.

Description

Technical Field

[0001] The utility model relates to the technical field of caster bearing assembly, in particular to a hydraulic caster bearing press assembly machine. Background Art

[0002] Caster bearings are an important part of casters. Their quality and performance directly affect the use effect and life of casters. Plane bearings are suitable for high and extra-high loads and high speeds, such as textile factories, automobile factories, machinery factories, etc. They can carry heavier loads and are suitable for flexible and quiet rotation.

[0003] In the process of bearing press-fitting, press-fitting accuracy is an important consideration. However, due to the limitations of equipment accuracy, operating technology and other factors, with the expansion of production scale and the improvement of automation, the efficiency requirements for bearing press-fitting are getting higher and higher. However, the existing press-fitting technology sometimes cannot meet the needs of efficient production, especially when processing a large number of bearings, the press-fitting speed may be limited, resulting in low production efficiency.

[0004] In order to solve the problems existing in the above technology, a hydraulic caster bearing press is proposed. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a hydraulic caster bearing press, which overcomes the deficiencies of the prior art and solves the problems mentioned in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hydraulic caster bearing press machine, comprising a base, side angle seats are fixedly installed on the left and right sides of the base, support legs are installed at the bottom of the side angle seats, an operation panel is fixedly installed on the front surface of the base, a bearing clamping mechanism is provided on the upper surface of the base, a base frame is fixedly installed on the top of the base, and a pressing mechanism is installed on the top of the base frame;

[0007] The bearing clamping mechanism comprises a slideway, a pair of clamping blocks, a double-headed screw and a motor;

[0008] The pressing mechanism comprises a crossbeam, a hydraulic cylinder and a pressing plate.

[0009] Place the caster to be pressed horizontally on the upper surface of the base, and start the motor through the control panel. The motor can drive the double-headed screw to rotate synchronously. At the same time, the two clamping blocks can move toward the direction of the caster to complete the clamping and positioning operation of the caster. At the same time, place the bearing to the axis of the caster, and start the beam through the operation panel. The beam drives the pressure plate to move vertically downward to press the bearing down to the axis of the caster.

[0010] As a preferred technical solution of the utility model, the slideway is provided on the upper surface of the base, and the upper surfaces of the base on both sides of the slideway are provided with slide grooves, and the clamping block is slidably connected to the slide grooves through a slider.

[0011] The clamping block can translate along the direction of the slide slot, and the slide slot can assist the clamping block to move smoothly.

[0012] As an optimal technical solution of the utility model, the double-headed screw is rotatably connected to the inside of the slideway, the motor is configured to be installed with one end of the double-headed screw, the bottom end of the clamping block is fixedly connected with a connecting block, and the connecting block is threadedly connected to the double-headed screw at one end away from the clamping block.

[0013] The double-headed screw can be driven to rotate by a motor, and the rotating double-headed screw can synchronously drive two connecting blocks to move toward each other, and the connecting blocks can synchronously drive the clamping blocks to clamp and position the casters laterally.

[0014] As a preferred technical solution of the utility model, guide light rods are fixedly installed at both left and right ends of the slideway, and one end of the guide light rod away from the base is fixedly connected to the base frame.

[0015] The guide light rod can be used for sliding connection with the side connecting plate, and the side connecting plate can be more accurate when moving up and down with the help of the guide light rod.

[0016] As a preferred technical solution of the utility model, a cavity one is opened through the axis of the pressure plate, a cavity two is formed above the cavity one, an adjustment port is opened through the inner wall of the cavity two, a pressure head is installed in the internal sleeve of the cavity one, the pressure head and the pressure plate are concentrically arranged, a bolt is installed in the internal configuration of the cavity two, the bottom end of the bolt passes through the cavity two and extends to the inside of the cavity one, and a limiting plate is formed at the bottom end of the bolt, a spring is provided between the limiting plate and the pressure head, side connecting plates are fixedly connected to the left and right sides of the upper surface of the pressure plate, and the side connecting plates are slidably sleeved with the guide light rod at one end away from the pressure plate.

[0017] The pressure head will first contact the bearing under the pressure of the spring force, and use the elastic force of the spring to press the bearing into the axis of the caster. The cross-sectional area of ​​the pressure head fits the bearing surface more closely, and can press the bearing into the axis of the caster better and more efficiently. When the pressure head moves down and shrinks into the inside of cavity 1, the caster and the bearing can be pressed for a second time with the help of the pressure plate.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] By controlling the start motor through the operation panel, the motor can drive the double-headed screw to rotate synchronously, and the two clamping blocks can move toward the direction of the caster to complete the clamping and positioning operation of the caster, and at the same time place the bearing at the axis of the caster. Start the crossbeam through the operation panel, and the crossbeam drives the pressure plate to move vertically downward to press the bearing down to the axis of the caster. The pressure head will first contact the bearing under the pressure of the spring force, and the bearing will be pressed into the axis of the caster by the elastic force of the spring. The cross-sectional area of ​​the pressure head is more in line with the bearing surface, and the bearing can be pressed into the axis of the caster better and more efficiently. When the pressure head moves down and shrinks to the inside of cavity 1, the caster and the bearing can be pressed for a second time with the help of the pressure plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A three-dimensional schematic diagram of the utility model Figure 1 ;

[0021] Figure 2 A three-dimensional schematic diagram of the utility model Figure 2 ;

[0022] Figure 3 It is a three-dimensional partial cross-sectional schematic diagram of the utility model;

[0023] Figure 4 For the utility model Figure 1 Partial schematic diagram at point A in the middle;

[0024] Figure 5 For the utility model Figure 3 Partial schematic diagram at B in the middle;

[0025] Figure 6 For the utility model Figure 3 Partial schematic diagram at point C in the middle.

[0026] In the figure: 1. base; 101. side angle seat; 102. support leg; 103. operation panel; 2. slideway; 201. slideway; 202. clamping block; 203. connecting block; 204. double-headed screw; 205. motor; 3. guide light rod; 4. base frame; 5. crossbeam; 501. hydraulic cylinder; 502. pressure plate; 503. cavity one; 504. cavity two; 505. pressure head; 506. spring; 507. bolt; 508. side connecting plate. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-6 A hydraulic caster bearing press comprises a base 1, side angle seats 101 are fixedly installed on the left and right sides of the base 1, support legs 102 are installed on the bottom of the side angle seats 101, an operation panel 103 is fixedly installed on the front surface of the base 1, a bearing clamping mechanism is provided on the upper surface of the base 1, a base frame 4 is fixedly installed on the top of the base 1, a pressing mechanism is installed on the top of the base frame 4, the bearing clamping mechanism comprises a slide 2, a pair of clamping blocks 202, a double-headed screw 204 and a motor 205, and the pressing mechanism comprises a crossbeam 5, a hydraulic cylinder 501 and a pressure plate 502. Place the caster to be pressed horizontally on the upper surface of the base 1, and start the motor 205 by operating the operation panel 103. The motor 205 can drive the double-headed screw 204 to rotate synchronously. At the same time, the two clamping blocks 202 can move toward the direction of the caster to complete the clamping and positioning operation of the caster. At the same time, place the bearing to the axis of the caster, and start the beam 5 by operating the operation panel 103. The beam 5 drives the pressure plate 502 to move vertically downward to press the bearing down to the axis of the caster.

[0029] Specifically, the slide 2 is opened on the upper surface of the base 1, and the upper surfaces of the base 1 on both sides of the slide 2 are provided with slide grooves 201. The clamping block 202 is slidably connected to the slide groove 201 through a slider. The clamping block 202 can translate along the direction of the slide groove 201, and the slide groove 201 can assist the clamping block 202 to move smoothly.

[0030] Specifically, the double-headed screw 204 is rotatably connected to the inside of the slide 2, and the motor 205 is configured to be installed with one end of the double-headed screw 204. The bottom end of the clamping block 202 is fixedly connected to the connecting block 203. The connecting block 203 is threadedly connected to the double-headed screw 204 at one end away from the clamping block 202. The motor 205 can drive the double-headed screw 204 to rotate, and the rotating double-headed screw 204 can synchronously drive the two connecting blocks 203 to move in opposite directions, and under the drive of the connecting block 203, the clamping block 202 is synchronously driven to clamp and position the caster laterally.

[0031] Specifically, guide light rods 3 are fixedly installed at both ends of the slide 2. The end of the guide light rod 3 away from the base 1 is fixedly connected to the base frame 4. The guide light rod 3 can be used for sliding connection with the side connecting plate 508. The side connecting plate 508 can be moved up and down more accurately with the help of the guide light rod 3.

[0032] Specifically, the axis of the pressure plate 502 is penetrated by a cavity 1 503, a cavity 2 504 is formed above the cavity 1 503, an adjustment port is penetrated through the inner wall of the cavity 2 504, a pressure head 505 is installed in the cavity 1 503, the pressure head 505 and the pressure plate 502 are concentrically arranged, and a bolt 507 is installed in the cavity 2 504, the bottom end of the bolt 507 passes through the cavity 2 504 and extends to the inside of the cavity 1 503, and a limit plate is formed at the bottom end of the bolt 507, a spring 506 is provided between the limit plate and the pressure head 505, and the pressure plate 5 The left and right sides of the upper surface of 02 are fixedly connected with side connecting plates 508, and the end of the side connecting plates 508 away from the pressure plate 502 is respectively slidably sleeved with the guide light rod 3. The pressure head 505 will first contact the bearing under the downward pressure of the spring 506, and the bearing will be pressed into the axis position of the caster by utilizing the elastic force of the spring 506. The cross-sectional area of ​​the pressure head 505 is more in line with the bearing surface, and the bearing can be pressed into the axis of the caster better and more efficiently. When the pressure head 505 moves down and shrinks to the inside of the cavity 503, the caster and the bearing can be pressed for a second time with the help of the pressure plate 502.

[0033] Working principle: First, place the caster to be pressed horizontally on the upper surface of the base 1, and start the motor 205 by operating the operation panel 103. The motor 205 can drive the double-headed screw 204 to rotate synchronously. At the same time, the two clamping blocks 202 can move toward the direction of the caster to complete the clamping and positioning operation of the caster. At the same time, place the bearing at the axis of the caster, and start the crossbeam 5 by operating the operation panel 103. The crossbeam 5 drives the pressure plate 502 to move vertically downward to press the bearing down to the axis of the caster. The pressure head 505 will first contact the bearing under the downward pressure of the spring 506, and the bearing will be pressed into the axis of the caster by the elastic force of the spring 506. The cross-sectional area of ​​the pressure head 505 is more in line with the bearing surface, and the bearing can be pressed into the axis of the caster better and more efficiently. When the pressure head 505 moves down and shrinks to the inside of the cavity 503, the pressure plate 502 can be used for secondary press-fitting of the caster and the bearing.

[0034] Finally, it should be noted that in the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0035] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A hydraulic caster bearing press machine, comprising a base (1), characterized in that: Side angle seats (101) are fixedly mounted on both left and right sides of the base (1), support legs (102) are installed at the bottom of each side angle seat (101), an operating panel (103) is fixedly mounted on the front surface of the base (1), a bearing clamping mechanism is provided on the upper surface of the base (1), a base frame (4) is fixedly mounted on the top of the base (1), and a pressing mechanism is installed on the top of the base frame (4); The bearing clamping mechanism comprises a slideway (2), a pair of clamping blocks (202), a double-headed screw (204) and a motor (205); The pressing mechanism comprises a crossbeam (5), a hydraulic cylinder (501) and a pressing plate (502).

2. The hydraulic caster bearing press according to claim 1, characterized in that: The slideway (2) is provided on the upper surface of the base (1), and slide grooves (201) are provided on the upper surfaces of the base (1) at both the front and rear sides of the slideway (2), and the clamping block (202) is slidably connected to the slide groove (201) via a slider.

3. The hydraulic caster bearing press according to claim 1, characterized in that: The double-headed screw (204) is rotatably connected to the inside of the slideway (2); the motor (205) is configured to be installed with one end of the double-headed screw (204); the bottom end of the clamping block (202) is fixedly connected with a connecting block (203); and the end of the connecting block (203) away from the clamping block (202) is threadedly connected to the double-headed screw (204).

4. The hydraulic caster bearing press according to claim 1, characterized in that: A guide light rod (3) is fixedly installed at both left and right ends of the slideway (2); the end of the guide light rod (3) away from the base (1) is fixedly connected to the base frame (4).

5. The hydraulic caster bearing press machine according to claim 1, characterized in that: The axis of the pressure plate (502) is penetrated by a cavity 1 (503), a cavity 2 (504) is formed above the cavity 1 (503), and an adjustment port is penetrated by the inner wall of the cavity 2 (504).

6. The hydraulic caster bearing press machine according to claim 5, characterized in that: A pressure head (505) is sleeved and installed inside the cavity 1 (503), and the pressure head (505) and the pressure plate (502) are concentrically arranged.

7. The hydraulic caster bearing press machine according to claim 5, characterized in that: The interior of the second cavity (504) is provided with a bolt (507), the bottom end of the bolt (507) passes through the second cavity (504) and extends into the interior of the first cavity (503), and a limit plate is formed at the bottom end of the bolt (507), and a spring (506) is provided between the limit plate and the pressure head (505).

8. The hydraulic caster bearing press machine according to claim 6, characterized in that: The left and right sides of the upper surface of the pressure plate (502) are fixedly connected with side connecting plates (508), and the ends of the side connecting plates (508) away from the pressure plate (502) are respectively slidably sleeved with the guide light rod (3).

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