Bearing guiding, positioning and mounting pressure head

Abstract

The utility model relates to a bearing guiding, positioning and mounting pressure head, which belongs to the technical field of bearing mounting and comprises a shell, a central pressure rod penetrating through the shell is fixed at the top of the shell, a magnetic suction block is movably connected to the inner bottom wall of the shell, and a moving component penetrating through the bottom wall of the shell and facilitating mounting of a bearing is arranged at the bottom of the magnetic suction block. The top of the magnetic attraction block is provided with an auxiliary assembly facilitating returning of the moving assembly to the original position so as to further improve the bearing installation efficiency. According to the bearing guide positioning installation pressure head, the bearing positioning adsorption principle is changed through matching of the moving assembly and the magnetic attraction block, physical elastic adsorption is adopted to replace air source adsorption, and when a bearing is pressed downwards, a retaining ring at the bottom of a fan frame middle pipe is not subjected to air suction negative pressure and is flattened, so that the bearing installation effect is effectively improved; and the auxiliary assembly is used for promoting the moving assembly and the magnetic attraction block to rapidly return to the original position, next-time installation is facilitated, and the bearing installation efficiency can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing installation technical field, concretely is a bearing guide positioning installation pressure head. BACKGROUND

[0002] Bearing is the key support element of fan rotating part, and its installation precision has the vital influence on the performance, reliability and service life of whole mechanical system, and the installation mode of transmission usually adopts pneumatic installation.

[0003] The specific inhale principle is that first, the bearing is placed into the pressure head positioning hole during operation, then there is an inhale hole in the pressure head positioning hole, the bearing is adsorbed under the air suction negative pressure, prevents falling down, then runs downward, and the bearing is pressed into the pipe inside the fan frame by the pressure head.

[0004] But the bearing installation effect is poor in actual use, when the bearing is pressed into the middle position of the pipe in the fan frame during the bearing pressing process, the buckle ring at the bottom of the pipe in the fan frame is sucked up by the air suction negative pressure due to the influence of the air suction negative pressure, which causes the buckle ring to be pressed skew, causes the buckle ring to be pressed skew after the bearing is pressed in, affects the operation quality, therefore a bearing guide positioning installation pressure head is provided to solve the above problems. UTILITY MODEL CONTENTS

[0005] In view of the defects of the prior art, the utility model provides a bearing guide positioning installation pressure head, which has the advantages of good effect on installing bearings on a fan, and solves the problem of buckle ring skew caused by bearing pressing.

[0006] To achieve the above object, the utility model provides the following technical scheme: a bearing guide positioning installation pressure head, which comprises an outer shell, a center pressure rod penetrating through the outer shell is fixed at the top of the outer shell, a magnetic attraction block is movably connected to the inner bottom wall of the outer shell, a moving assembly penetrating through the bottom wall of the outer shell and capable of facilitating bearing installation is arranged at the bottom of the magnetic attraction block, and an auxiliary assembly for facilitating the moving assembly to return to the original position and further improving the bearing installation efficiency is arranged at the top of the magnetic attraction block.

[0007] The moving assembly comprises a floating block fixed to the bottom of the magnetic attraction block, the floating block penetrates through the bottom wall of the outer shell, and a resilient rubber ring is fixed to the outer surface of the floating block and located outside the outer shell.

[0008] Further, an annular groove is formed in the outer surface of the floating block, and a plurality of communication grooves are formed in the inner side of the floating block and communicate with the annular groove.

[0009] Further, the resilient rubber ring is fixed to the inner side wall of the annular groove, an extension block is fixed to the inner side of the resilient rubber ring, and the extension block extends to the inner side of the floating block through the annular groove.

[0010] Further, the center pressing rod is composed of a holding rod, a connecting block and a pressing rod, the connecting block is fixed to the top of the shell and extends to the inside of the shell, the top of the connecting block is fixed with the holding block, the bottom of the connecting block is fixed with the pressing rod, and the pressing rod penetrates the bottom wall of the shell and the magnetic block and extends to the floating block.

[0011] Further, each of the auxiliary assemblies comprises a stable rod fixed to the bottom of the connecting block and located in the inside of the shell, the inner top wall of the stable rod is fixed with a compression spring, the side of the compression spring away from the stable rod is fixed with a piston, the side of the piston away from the compression spring is fixed with a push rod penetrating the inner bottom wall of the stable rod, and the bottom of the push rod is fixed with the magnetic block.

[0012] Further, the right side wall of the shell is provided with a ventilation hole penetrating the right side wall of the shell.

[0013] Further, the compression spring is an aluminum spring, and the magnetic block is provided with a plurality of communication holes.

[0014] Further, the connecting block is provided with a plurality of mounting holes, the top of the shell is provided with a plurality of threaded holes, and the plurality of mounting holes and the plurality of threaded holes are coaxial.

[0015] Compared with the prior art, the technical scheme has the following beneficial effects:

[0016] The bearing guide positioning installation pressure head changes the bearing positioning adsorption principle by matching the moving assembly and the magnetic block, uses physical elastic adsorption to replace gas adsorption, and when the bearing is pressed down, the pipe bottom buckle ring in the fan frame will not be affected by the gas adsorption negative pressure to ensure that the buckle ring is pressed flat, thereby effectively improving the bearing installation effect, and the use of the auxiliary assembly can quickly return the moving assembly and the magnetic block to the original position, facilitate the next installation, and effectively improve the bearing installation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structural schematic view of the utility model;

[0018] Fig. 2 It is a three-dimensional sectional view of the auxiliary assembly of the utility model;

[0019] Fig. 3 It is a three-dimensional appearance view of the utility model.

[0020] In the drawing: 1 shell, 2 center pressing rod, 3 magnetic block, 4 moving assembly, 401 floating block, 402 elastic rubber ring, 5 auxiliary assembly, 501 stable rod, 502 compression spring, 503 piston, 504 push rod. DETAILED DESCRIPTION

[0021] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts under the premise that no creative efforts are made, belong to the scope of protection of the present application.

[0022] Please refer to Figs. 1 to 3 , the bearing guide positioning installation pressure head in the embodiment, including shell 1, the top of shell 1 is fixed with the center pressure rod 2 through shell 1, the center pressure rod 2 is used for smoothly bearing pressure, ensure the bearing installation smoothly, the inner bottom wall of shell 1 is movably connected with magnetic attraction piece 3, magnetic attraction piece 3 can move with moving assembly 4, the bottom of magnetic attraction piece 3 is provided with moving assembly 4 through the bottom wall of shell 1 and can be conveniently installed for bearing, the top of magnetic attraction piece 3 is provided with auxiliary assembly 5 for further improving the bearing installation efficiency of moving assembly 4 returning to the original position, auxiliary assembly 5 is used to improve the installation efficiency of bearing.

[0023] In addition, the center pressure rod 2 is composed of a holding rod, a connecting block and an extrusion rod, the connecting block is fixed to the top of the shell 1 and extends to the inside of the shell 1, the holding rod is convenient for fixing the center pressure rod 2 as a whole, the connecting block serves to connect the center pressure rod 2 and the shell 1, the top of the connecting block is fixed to the holding block, the bottom of the connecting block is fixed to the extrusion rod, and the extrusion rod is convenient for smoothly extruding the bearing.

[0024] It can be known that the right side wall of the shell 1 is provided with a vent hole, which can ensure that the air pressure in the shell 1 is balanced when the magnetic attraction piece 3 moves relative to the shell 1, the vent hole penetrates the right side wall of the shell 1, a plurality of mounting holes are formed in the connecting block, a plurality of threaded holes are formed in the top of the shell 1, the plurality of mounting holes and the plurality of threaded holes are located on the same axis, and the mounting holes and the threaded holes are located on the same axis to facilitate installation.

[0025] In the embodiment, when the moving assembly 4 is driven by the electronic press clamping jaw to move together with the installation pressure head, the electronic press clamping jaw continues to press down when the moving assembly 4 is stopped, which will cause the center pressure rod 2 and the shell 1 to descend together, so as to smoothly press out the bearing to realize installation.

[0026] Please refer to Figs. 1 to 3 , in order to improve the stability and efficiency of installation, the moving assembly 4 in the embodiment includes a floating block 401 fixed to the bottom of the magnetic attraction piece 3, the floating block 401 penetrates the bottom wall of the shell 1, the outer surface of the floating block 401 and located outside the shell 1 is fixed with an elastic rubber ring 402, the elastic rubber ring 402 has good elasticity, and through the cooperation of the elastic rubber ring 402 and the extension block, the stability of the bearing can be ensured.

[0027] Further, the outer surface of the floating block 401 is provided with an annular groove, the inner side of the floating block 401 is provided with a plurality of communication grooves located in the annular groove and communicated with the annular groove, the elastic rubber ring 402 is fixed with the inner side wall of the annular groove, the inner side of the elastic rubber ring 402 is fixed with an extension block, the extension block extends to the inner side of the floating block 401 through the annular groove, the extrusion rod penetrates the bottom wall of the shell 1 and the magnetic block 3 and extends to the inner side of the floating block 401, when the bearing is installed to the inner side of the floating block 401, the bearing will be extruded to the extension block, prompting the extension block to move outward, so as to extrude the elastic rubber ring 402, due to the elasticity of the elastic rubber ring 402, the extension block will smoothly and stably fix the bearing.

[0028] In addition, each auxiliary assembly 5 comprises a stabilizing rod 501 fixed with the bottom of the connecting block and located in the inner side of the shell 1, the inner top wall of the stabilizing rod 501 is fixed with a compression spring 502, the side away from the stabilizing rod 501 of the compression spring 502 is fixed with a piston 503, the side away from the compression spring 502 of the piston 503 is fixed with a push rod 504 penetrating the inner bottom wall of the stabilizing rod 501, the bottom of the push rod 504 is fixed with the magnetic block 3, when the external force is lost, due to the action of the compression spring 502, the piston 503 will be restored to the original position, further prompting the push rod 504 to push the magnetic block 3 to restore to the original position, so as to ensure the overall homing of the moving assembly 4, facilitating the next use.

[0029] It can be understood that the compression spring 502 is an aluminum spring, the magnetic block 3 is provided with a plurality of communication holes, and the aluminum spring is not easily affected by the magnetic block 3.

[0030] In the embodiment, the elastic rubber ring 402 and the extension block on the moving assembly 4 are used to replace the air suction effect, which can ensure sufficient stability and ensure that the clasp ring can be flattened when the bearing is pressed down, thereby effectively improving the operation quality.

[0031] It can be understood that the moving assembly 4 and the center pressing rod 2 are used to effectively improve the operation quality, and the magnetic block 3 and the auxiliary assembly 5 are cooperated to prompt the moving assembly 4 to quickly return to the original position, facilitating the next use.

[0032] The working principle of the above embodiment is as follows:

[0033] During use, the central pressure rod 2 is fixed to the electronic press jaws to secure the product's fan frame. Then, the bearing is placed inside the floating block 401. At this time, the bearing will press against the extension block, causing the elastic rubber ring 402 to deform, thus successfully fixing the bearing. The electronic press jaws continue to move the floating block 401 deeper into the fan frame, and then the electronic press jaws are activated to move it into the fan frame. When the floating block 401 contacts the fan frame, it will not move. Since the electronic press jaws are still moving downward, the floating block 401 is equivalent to moving into the outer shell 1 relative to the outer shell 1. Due to the action of the central pressure rod 2, the bearing will be successfully pressed into the fan frame. Then, the electronic press jaws move upward, and the auxiliary component 5 will cause the moving component 4 to quickly return to its original state.

[0034] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0035] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention.

Claims

1. A bearing alignment positioning installation press head comprising a housing (1), characterised in that: The top of the shell (1) is fixed with a center pressing rod (2) penetrating the shell (1), the inner bottom wall of the shell (1) is movably connected with a magnetic block (3), the bottom of the magnetic block (3) is provided with a moving assembly (4) penetrating the bottom wall of the shell (1) and capable of facilitating bearing installation, and the top of the magnetic block (3) is provided with an auxiliary assembly (5) capable of facilitating the moving assembly (4) to return to the original position and further improving bearing installation efficiency. The moving assembly (4) comprises a floating block (401) fixed to the bottom of the magnetic block (3), and the floating block (401) penetrates the bottom wall of the shell (1).

2. A bearing alignment and positioning installation press head according to claim 1, wherein: An annular groove is formed in the outer surface of the floating block (401), and a plurality of communication grooves are formed in the inner side of the floating block (401) and communicate with the annular groove.

3. A bearing alignment and positioning installation press head according to claim 2, wherein: The elastic rubber ring (402) is fixed to the inner side wall of the annular groove, and an extension block is fixed to the inner side of the elastic rubber ring (402), and the extension block extends to the inner side of the floating block (401) through the annular groove.

4. The bearing alignment and positioning installation press head of claim 1, wherein: The center pressing rod (2) is composed of a holding rod, a connecting block and an extrusion rod, the connecting block is fixed to the top of the shell (1) and extends to the inner side of the shell (1), the top of the connecting block is fixed with a holding block, the bottom of the connecting block is fixed with the extrusion rod, and the extrusion rod penetrates the bottom wall of the shell (1) and the magnetic block (3) and extends to the inner side of the floating block (401).

5. A bearing alignment and positioning installation press head according to claim 4, wherein: Each auxiliary assembly (5) comprises a stable rod (501) fixed to the bottom of the connecting block and located in the inner side of the shell (1), a compression spring (502) is fixed to the inner top wall of the stable rod (501), a piston (503) is fixed to the side of the compression spring (502) away from the stable rod (501), a push rod (504) penetrating the inner bottom wall of the stable rod (501) is fixed to the side of the piston (503) away from the compression spring (502), and the bottom of the push rod (504) is fixed to the magnetic block (3).

6. A bearing alignment and positioning installation press head according to claim 1 wherein: An air hole is formed in the right side wall of the shell (1), and the air hole penetrates the right side wall of the shell (1).

7. A bearing alignment and positioning installation press head according to claim 5 wherein: The compression spring (502) is an aluminum spring, and a plurality of communication holes are formed in the magnetic block (3).

8. A bearing alignment and positioning installation press head according to claim 4 wherein: A plurality of mounting holes are formed in the connecting block, a plurality of threaded holes are formed in the top of the shell (1), and the plurality of mounting holes and the plurality of threaded holes are coaxial.

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