Portable bearing pressing tool

Abstract

The utility model relates to the technical field of bearing tools, in particular to a portable bearing pressing tool which comprises a driving part, the outer wall, close to the bottom end, of the driving part is rotatably connected with the inner wall, close to the bottom end, of a base, the inner wall of the base is slidably connected with the outer wall of a pushing part, and a rotating shaft is driven by a motor to rotate. The rotating shaft transmits rotating motion to the threaded pipe through threads, the threaded pipe cannot rotate along with the rotating shaft through the sliding blocks on the two sides of the threaded pipe, the threaded pipe conducts horizontal linear motion in the axis direction of the rotating shaft, the installation pipe moves synchronously, then the press-fitting sleeve is driven to move, the press-fitting sleeve conducts press-fitting on a bearing, and after press-fitting is finished, the bearing is pressed through the press-fitting sleeve. The base, the connecting sleeve and the cover plate can be detached by detaching the bolts, the mounting pipe can be rapidly installed outside the threaded pipe through threads, the press-fitting sleeve is conveniently installed at one end of the mounting pipe through threads in the mounting disc, the device is easy to detach, the occupied space of the backpack is small, and convenience is brought to use of people.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing tooling, in particular to a portable pressure bearing tooling. Background Art

[0002] Simply speaking, bearings are just components used to determine the relative motion position of the rotating shaft and other parts, and to play a supporting or guiding role. Its main function is to support the mechanical rotating body to reduce the mechanical load friction coefficient of the equipment during the transmission process. According to the different friction properties of the moving elements, bearings can be divided into rolling bearings and sliding bearings.

[0003] For outdoor maintenance without special equipment and when there is not enough assembly space on the vehicle, a bearing press tooling is generally required. Currently, most bearing press tools on the market are large in size and weight, which brings a lot of inconvenience to carrying and moving. Utility Model Content

[0004] The purpose of the utility model is to provide a portable pressure bearing fixture to solve the problem that the large volume and weight mentioned in the above background technology bring many inconveniences to carrying and moving. To achieve the above purpose, the utility model provides the following technical solutions: a portable pressure bearing fixture, including a driving member, the outer wall of the driving member near the bottom end is rotatably connected to the inner wall of the base near the bottom end, the inner wall of the base is slidably connected to the outer wall of the pushing member, and the inner wall of the pushing member away from the bottom end is slidably connected to the outer wall of the driving member.

[0005] The outer wall of the pushing member is threadedly connected to the inner wall of the pressing member, the inner wall of the base is threadedly connected to the outer wall of the bottom end of the locking member, and the top of the locking member is movably abutted against the bottom of the protective member.

[0006] Preferably, the driving member is composed of a protective block, a motor, a rotating shaft and a limit plate, and the inner wall of the protective block is fixedly connected to the outer wall of the motor, the output end of the motor is fixedly connected to the bottom end of the rotating shaft, and the top end of the rotating shaft is fixedly connected to the bottom of the limit plate.

[0007] Preferably, the base includes a protective tube and a cover plate, and the top of the protective tube is fixedly connected to the bottom of the cover plate, the inner walls on both sides of the protective tube are respectively provided with a sliding groove, and the inner wall of the protective tube near the bottom end is rotatably connected to the outer wall of the rotating shaft near the bottom end.

[0008] Preferably, the pushing member is composed of a threaded tube and two sliding blocks, and the inner sides of both sides of the threaded tube are fixedly connected to the outer walls of one side of the two sliding blocks, the inner wall of the threaded tube close to the top is threadedly connected to the outer wall of the rotating shaft, and the inner wall of the threaded tube away from the bottom is slidably connected to the outer wall of the limit plate, and the outer walls of the two sliding blocks are slidably connected to the inner walls of the two sliding grooves, respectively.

[0009] Preferably, the press-fitted part includes a press-fitting sleeve, a mounting plate and a mounting tube, and the bottom of the press-fitting sleeve is fixedly connected to the top of the mounting plate, the bottom of the mounting plate is threadedly connected to the top of the mounting tube, and the outer wall of the mounting tube is slidably connected to the inner wall of the cover plate, and the inner wall of the mounting tube is threadedly connected to the outer wall of the threaded tube.

[0010] Preferably, the locking member is composed of a base, a connecting sleeve and a bolt, and the number of the connecting sleeves and the number of the bolts are four, the inner wall of the base is threadedly connected to the outer wall of the top ends of the four connecting sleeves, and the inner walls of the four connecting sleeves are threadedly connected to the outer walls of the bolts, and the outer walls of the bottom ends of the four connecting sleeves are threadedly connected to the inner wall of the cover plate.

[0011] Preferably, the protective member includes two protective plates, four limit blocks, four fixed blocks and two springs, and the top of a protective plate is fixedly connected to the bottom of the two limit blocks, the inner walls on both sides of the protective plate are fixedly connected to the outer walls of the two fixed blocks, and a spring is provided between the two fixed blocks on the same side of the two protective plates, and the bottoms of the four limit blocks are movably abutted against the top of the base.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the utility model, the motor drives the rotating shaft to rotate, and the rotating shaft transmits the rotating motion to the threaded tube through the thread. The sliding blocks on both sides of the threaded tube prevent the threaded tube from rotating with the rotating shaft, so that the threaded tube performs horizontal linear motion along the axial direction of the rotating shaft, and the mounting tube moves synchronously, thereby driving the pressing sleeve to move, so that the pressing sleeve presses the bearing. After the pressing is completed, the base, the connecting sleeve and the cover plate can be disassembled by removing the bolts, and the mounting tube can be quickly installed outside the threaded tube through the thread. The pressing sleeve is conveniently installed at one end of the mounting tube through the thread in the mounting plate. The device is easy to disassemble and occupies little space in the backpack, which brings convenience to people's use.

[0014] In the utility model, when the bearing is under pressure and bursts, the protective plate will first expand outwards under the impact, and the spring will stretch to buffer, absorb and disperse the impact force. After the impact, the spring will restore the protective plate to its initial state through elastic force, effectively blocking the fragments generated when the bearing bursts, preventing them from splashing onto other parts of the tooling or the operator, thereby ensuring the safety of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a cross-sectional view of the utility model;

[0017] Figure 3 It is an exploded view of the utility model.

[0018] In the figure: 1. driving member; 101. protection block; 102. motor; 103. rotating shaft; 104. limiting plate; 2. base; 201. protection tube; 202. cover plate; 3. pushing member; 301. threaded tube; 302. sliding block; 4. press-fitting member; 401. press-fitting sleeve; 402. mounting plate; 403. mounting tube; 5. locking member; 501. base; 502. connecting sleeve; 503. bolt; 6. protective member; 601. protective plate; 602. limiting block; 603. fixing block; 604. spring. DETAILED DESCRIPTION

[0019] 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 technical personnel in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 3 The utility model provides a technical solution: a portable pressure bearing tooling, including a driving member 1, the outer wall of the driving member 1 near the bottom end is rotatably connected to the inner wall of the base 2 near the bottom end, the inner wall of the base 2 is slidably connected to the outer wall of the pushing member 3, and the inner wall of the pushing member 3 away from the bottom end is slidably connected to the outer wall of the driving member 1.

[0021] The outer wall of the pusher 3 is threadedly connected to the inner wall of the press-fitting member 4 , the inner wall of the base 2 is threadedly connected to the outer wall of the bottom end of the locking member 5 , and the top of the locking member 5 is movably abutted against the bottom of the protective member 6 .

[0022] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the driving member 1 is composed of a protective block 101, a motor 102, a rotating shaft 103 and a limiting plate 104, and the inner wall of the protective block 101 is fixedly connected to the outer wall of the motor 102, the output end of the motor 102 is fixedly connected to the bottom end of the rotating shaft 103, and the top end of the rotating shaft 103 is fixedly connected to the bottom of the limiting plate 104. The motor 102 is fixed in the protective block 101 as the power source of the entire tooling. Starting the motor 102 can drive the rotating shaft 103 to rotate.

[0023] In this embodiment, Figure 1 , Figure 2 and Figure 3As shown, the base 2 includes a protective tube 201 and a cover plate 202, and the top of the protective tube 201 is fixedly connected to the bottom of the cover plate 202, a sliding groove is respectively provided on the inner side walls on both sides of the protective tube 201, and the inner wall of the protective tube 201 near the bottom is rotatably connected to the outer wall of the rotating shaft 103 near the bottom end, and the rotating shaft 103 can rotate freely inside the protective tube 201 after the motor 102 is started.

[0024] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the pushing member 3 is composed of a threaded tube 301 and two sliding blocks 302, and the inner sides of both sides of the threaded tube 301 are fixedly connected to the outer walls of one side of the two sliding blocks 302, the inner wall of the threaded tube 301 close to the top is threadedly connected to the outer wall of the rotating shaft 103, and the inner wall of the threaded tube 301 away from the bottom is slidably connected to the outer wall of the limiting plate 104, the outer walls of the two sliding blocks 302 are slidably connected to the inner walls of the two sliding grooves, the rotating shaft 103 is driven to rotate by the motor 102, and the rotating shaft 103 transmits the rotational motion to the threaded tube 301 through the thread, the sliding blocks 302 on both sides of the threaded tube 301 prevent the threaded tube 301 from rotating with the rotating shaft 103, so that the threaded tube 301 performs horizontal linear motion along the axial direction of the rotating shaft 103, and the sliding block 302 slides in the sliding groove while moving, thereby ensuring the stability of the motion, and the sliding block 302 can ensure that the threaded tube 301 will not fall off the rotating shaft 103 when moving to the end.

[0025] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the press-fitting part 4 includes a press-fitting sleeve 401, a mounting plate 402 and a mounting tube 403, and the bottom of the press-fitting sleeve 401 is fixedly connected to the top of the mounting plate 402, the bottom of the mounting plate 402 is threadedly connected to the top of the mounting tube 403, and the outer wall of the mounting tube 403 is slidably connected to the inner wall of the cover plate 202, the inner wall of the mounting tube 403 is threadedly connected to the outer wall of the threaded tube 301, and the mounting tube 403 can be quickly installed on the outside of the threaded tube 301 through threads, and the press-fitting sleeve 401 is conveniently installed at one end of the mounting tube 403 through the threads in the mounting plate 402. The device is easy to disassemble, occupies little space in a backpack, is easy to carry, and brings convenience to people's use. When the threaded tube 301 performs horizontal linear motion along the axial direction of the rotating shaft 103, the mounting tube 403 moves synchronously, thereby driving the press-fitting sleeve 401 to move, so that the press-fitting sleeve 401 presses the bearing.

[0026] In this embodiment, Figure 1 , Figure 2 and Figure 3As shown, the locking member 5 is composed of a base 501, a connecting sleeve 502 and a bolt 503, and the number of the connecting sleeve 502 and the number of the bolt 503 are four, the inner wall of the base 501 is respectively threadedly connected to the outer wall of the top of the four connecting sleeves 502, and the inner walls of the four connecting sleeves 502 are respectively threadedly connected to the outer wall of the bolt 503, and the outer walls of the bottom ends of the four connecting sleeves 502 are all threadedly connected to the inner wall of the cover plate 202. The device is firmly mounted on the shell by using the bolt 503. After use, the base 501, the connecting sleeve 502 and the cover plate 202 can be disassembled by removing the bolt 503.

[0027] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the protective member 6 includes two protective plates 601, four limit blocks 602, four fixed blocks 603 and two springs 604, and the top of a protective plate 601 is fixedly connected to the bottom of the two limit blocks 602, the inner walls on both sides of a protective plate 601 are fixedly connected to the outer walls of the two fixed blocks 603, and a spring 604 is provided between the two fixed blocks 603 on the same side of the two protective plates 601, and the bottoms of the four limit blocks 602 are movably abutted against the top of the base 501. When the bearing is under pressure, if it bursts, the protective plate 601 will first be impacted and expand outward, and the spring 604 will stretch to buffer, absorb and disperse the impact force. After the impact, the spring 604 restores the protective plate 601 to its initial state through elastic force, effectively blocking the fragments generated when the bearing bursts, preventing them from splashing onto other parts of the tooling or the operator, thereby ensuring the safety of the staff.

[0028] The use method and advantages of the utility model: When the portable pressure bearing tool is working, the working process is as follows:

[0029] like Figure 1 , Figure 2 and Figure 3As shown, the motor 102 drives the rotating shaft 103 to rotate, and the rotating shaft 103 transmits the rotational motion to the threaded tube 301 through the thread. The sliding blocks 302 on both sides of the threaded tube 301 prevent the threaded tube 301 from rotating with the rotating shaft 103, so that the threaded tube 301 moves horizontally along the axial direction of the rotating shaft 103, and the mounting tube 403 moves synchronously, thereby driving the press-fitting sleeve 401 to move, so that the press-fitting sleeve 401 presses the bearing. After the press-fitting is completed, the base 501, the connecting sleeve 502 and the cover plate 202 can be disassembled by removing the bolts 503. The mounting tube 403 can be quickly installed on the outside of the threaded tube 301 through the thread, and the press-fitting sleeve 401 is conveniently installed on one end of the mounting tube 403 through the thread in the mounting plate 402. The device is easy to disassemble and occupies little space in the backpack, which brings convenience to people's use. When the bearing is under pressure, if it bursts, the protective plate 601 will first expand outward due to the impact, and the spring 604 will stretch to buffer, absorb and disperse the impact force. After the impact, the spring 604 uses elastic force to restore the protective plate 601 to its original state, effectively blocking the fragments generated by the bearing burst, preventing them from splashing onto other parts of the tooling or the operator, thereby ensuring the safety of the staff.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A portable bearing tool, comprising a driving member (1), characterized in that: The outer wall of the driving member (1) close to the bottom end is rotatably connected to the inner wall of the base (2) close to the bottom end, the inner wall of the base (2) is slidably connected to the outer wall of the pushing member (3), and the inner wall of the pushing member (3) away from the bottom end is slidably connected to the outer wall of the driving member (1); The outer wall of the pushing member (3) is threadedly connected to the inner wall of the pressing member (4), the inner wall of the base (2) is threadedly connected to the outer wall of the bottom end of the locking member (5), and the top of the locking member (5) is movably abutted against the bottom of the protective member (6).

2. A portable bearing tool according to claim 1, characterized in that: The driving member (1) is composed of a protection block (101), a motor (102), a rotating shaft (103) and a limiting plate (104), wherein the inner wall of the protection block (101) is fixedly connected to the outer wall of the motor (102), the output end of the motor (102) is fixedly connected to the bottom end of the rotating shaft (103), and the top end of the rotating shaft (103) is fixedly connected to the bottom of the limiting plate (104).

3. A portable pressure bearing tool according to claim 2, characterized in that: The base (2) comprises a protective tube (201) and a cover plate (202), wherein the top of the protective tube (201) is fixedly connected to the bottom of the cover plate (202), the inner side walls on both sides of the protective tube (201) are respectively provided with a sliding groove, and the inner wall of the protective tube (201) close to the bottom end is rotatably connected to the outer wall of the rotating shaft (103) close to the bottom end.

4. A portable pressure bearing tool according to claim 3, characterized in that: The pushing member (3) is composed of a threaded tube (301) and two sliding blocks (302), and the inner sides of both sides of the threaded tube (301) are respectively fixedly connected to the outer walls of one side of the two sliding blocks (302), the inner wall of the threaded tube (301) close to the top end is threadedly connected to the outer wall of the rotating shaft (103), and the inner wall of the threaded tube (301) away from the bottom end is slidably connected to the outer wall of the limiting plate (104), and the outer walls of the two sliding blocks (302) are respectively slidably connected to the inner walls of the two sliding grooves.

5. A portable pressure bearing tool according to claim 4, characterized in that: The press-fitting part (4) comprises a press-fitting sleeve (401), a mounting plate (402) and a mounting tube (403), wherein the bottom of the press-fitting sleeve (401) is fixedly connected to the top of the mounting plate (402), the bottom of the mounting plate (402) is threadedly connected to the top of the mounting tube (403), the outer wall of the mounting tube (403) is slidably connected to the inner wall of the cover plate (202), and the inner wall of the mounting tube (403) is threadedly connected to the outer wall of the threaded tube (301).

6. The portable pressure bearing tool according to claim 3, characterized in that: The locking member (5) is composed of a base (501), a connecting sleeve (502) and a bolt (503), and the number of the connecting sleeves (502) and the number of the bolts (503) are four, the inner wall of the base (501) is respectively threadedly connected to the outer walls of the top ends of the four connecting sleeves (502), and the inner walls of the four connecting sleeves (502) are respectively threadedly connected to the outer walls of the bolts (503), and the outer walls of the bottom ends of the four connecting sleeves (502) are all threadedly connected to the inner wall of the cover plate (202).

7. A portable bearing tool according to claim 6, characterized in that: The protective member (6) comprises two protective plates (601), four limit blocks (602), four fixed blocks (603) and two springs (604), wherein the top of a protective plate (601) is fixedly connected to the bottoms of the two limit blocks (602), the inner walls on both sides of a protective plate (601) are fixedly connected to the outer walls of the two fixed blocks (603), and a spring (604) is provided between the two fixed blocks (603) on the same side of the two protective plates (601), and the bottoms of the four limit blocks (602) are movably abutted against the top of the base (501).

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