Positioning structure of marine bearing seat

Abstract

The invention discloses a positioning structure of a marine bearing seat. The positioning structure comprises a bearing seat body, a rotating assembly ring, a rotating shaft, an abutting positioning mechanism and a side reinforcing assembly. The driving cylinder rotates to drive the moving column to move, the moving column drives the transmission rod to move towards the rotating shaft, the transmission rod moves and drives the positioning block to abut against the interior of the abutting groove, in this way, longitudinal positioning and centering of the rotating shaft are formed, the positioning block moves to synchronously drive the built-in cylinder to slide towards the outer end in the driving head, and then the driving head rotates; the driving head drives the built-in cylinder to rotate, the built-in cylinder rotates and drives the threaded guide rod to move, the threaded guide rod drives the transmission block to abut against the two side extrusion blocks to move outwards, the side extrusion blocks penetrate through the side portions of the positioning blocks to abut against the side walls of the abutting grooves, and therefore transverse positioning and centering of the rotating shaft are achieved. Therefore, the whole rotating shaft and the rotating assembly ring form a stable concentric connection structure, and the stability of the structure is improved.

Description

Technical Field

[0001] The invention belongs to the field of marine bearing seats, and in particular relates to a positioning structure of a marine bearing seat. Background Art

[0002] The bearing seat is a component used to install and support the rotating shaft, and is a support body that can withstand a certain supporting force. With the development of science and technology, the use of bearing seats is becoming more and more extensive, and the bearing seat technology has made great progress, and its types and quantities are also increasing day by day. When the existing bearing seat and the rotating shaft are connected, the rotating shaft is first connected to the bearing seat, and then the rotating shaft is clamped and pressed to position by the pressure plate on the bearing seat, or the rotating shaft and the bearing seat are positioned by an extrusion block. When installing in this way, the structure is unstable, the pressure plate and the rotating shaft will slide, and the pressing and positioning method of the extrusion block will become loose, so that the later operation often needs to be disassembled and repaired. At the same time, during installation, the central symmetry of the rotating shaft and the bearing seat cannot be guaranteed, which causes additional friction or collision during driving and loud noise. Therefore, it is necessary to improve the stability of the structure and the convenience of assembly. Summary of the invention

[0003] In view of the above-mentioned deficiencies of the prior art, the present invention solves the problem of providing a positioning structure for a marine bearing seat which is convenient to connect, has a stable structure and avoids eccentricity.

[0004] To solve the above problems, the technical solution adopted by the present invention is as follows: A positioning structure for a marine bearing seat, comprising a bearing seat body, a rotating assembly ring, a rotating shaft, a pressing and positioning mechanism, and a side reinforcement component; a rotating assembly ring body is rotatably installed on the inner side of the bearing seat body; an assembly interval is provided on the inner side of the rotating assembly ring body; the rotating shaft is installed through the assembly interval; pressing grooves are provided on the upper and lower sides of the rotating shaft; a pressing and positioning mechanism is installed on the rotating assembly ring; the pressing and positioning mechanism comprises a driving cylinder, a transmission rod, and a positioning block; driving grooves are provided on both sides of the rotating assembly ring; a transmission rod is respectively installed on the upper and lower sides of the assembly interval, a positioning block is installed in the middle of the transmission rod, and the positioning block is distributed correspondingly to the pressing groove; a driving cylinder is rotatably installed on the driving groove, and the upper and lower ends of the driving cylinder are respectively connected to the ends of the transmission rod, and the two The driving cylinder rotates and controls the two transmission rods to move relative to each other up and down; the side reinforcement assembly includes a driving head, an inner cylinder, a transmission block, and a side extrusion block; reinforcement grooves are respectively provided at the upper and lower parts of the rotating assembly ring; a driving head is rotatably installed on each of the reinforcement grooves, and the inner end of the driving head is slidably and clamped to install the inner cylinder; a transmission cavity is provided inside the positioning block, and a side extrusion block is slidably installed on both sides of the inner end of the transmission cavity, and the outer ends of the side extrusion blocks pass through the inner side of the transmission cavity; the transmission block is slidably installed in the transmission cavity of the positioning block and abuts against the two side extrusion blocks; the driving cylinder rotates to drive the transmission rod to move and makes the transmission rod drive the positioning block to press against the pressing groove, and the driving head rotates and drives the transmission block to press the two side extrusion blocks to move outward, so that the side extrusion blocks press against the side walls of the pressing groove.

[0005] Furthermore, threaded channels are respectively provided at the front and rear ends of the driving cylinder, and movable columns are threadedly rotated in the threaded channels. The outer ends of the movable columns are located in the driving grooves and connected to the ends of the transmission rods. The transmission rods slide up and down and are clamped between the assembly area and the driving grooves.

[0006] Furthermore, a positioning column is provided on the middle side of the driving slot; an annular clamping groove is provided around the middle of the driving cylinder; and the driving cylinder is rotatably clamped to the outer end of the positioning column through the annular clamping groove.

[0007] Furthermore, a fastening ring body is screwed onto the thread on the positioning column, and the fastening ring body is rotated to press against the outer wall of the driving cylinder.

[0008] Furthermore, a threaded groove is provided at the inner end of the built-in tube, a threaded guide rod is provided on the threaded groove, and the outer end of the threaded guide rod extends into the transmission cavity inside the positioning block; the threaded guide rod is slidably engaged in the transmission cavity, and the outer end of the threaded guide rod is connected to the transmission block; the built-in tube rotates and drives the threaded guide rod and the transmission block to slide longitudinally.

[0009] Furthermore, both sides of the transmission cavity of the positioning block are provided with limiting slots; and both sides of the threaded guide rod are slidably connected to the limiting slots through limiting sliders.

[0010] Furthermore, a movable groove is provided at the inner outer end of the driving head, and strip positioning grooves are provided on both sides of the movable groove; the outer end of the built-in cylinder is located in the movable groove, and both sides of the outer end of the built-in cylinder are slidably connected to the strip positioning groove through positioning protrusions.

[0011] Furthermore, a locking ring is screwed on the outer side of the driving head through threads, and the locking ring rotates and presses against the inner side wall of the reinforcement groove.

[0012] Furthermore, a wedge block is provided at the inner end of the side extrusion block, and the transmission block is pressed against the two wedge blocks; a reset block is provided on the outer side of the wedge block, and a reset groove is provided on the inner side of the transmission cavity of the positioning block, and a reset spring is provided in the reset groove, the reset block is slidably connected in the reset groove and the reset spring presses against the reset block toward the inside.

[0013] Furthermore, the transmission block has a conical structure with a small outer end and a large inner end.

[0014] The beneficial effects of the present invention are as follows: The present invention drives the moving column to move by rotating the driving cylinder, and drives the transmission rod to move toward the rotating shaft through the moving column. The transmission rod moves and drives the positioning block to press against the pressing groove, thereby forming the longitudinal positioning and centering of the rotating shaft. The movement of the positioning block synchronously drives the built-in cylinder to slide toward the outer end inside the driving head, and then the driving head rotates, the driving head drives the built-in cylinder to rotate, the built-in cylinder rotates and drives the threaded guide rod to move, the threaded guide rod drives the transmission block to press against the two side extrusion blocks to move outward, so that the side extrusion blocks pass through the sides of the positioning block and press against the side walls of the pressing groove, thereby realizing the lateral positioning and centering of the rotating shaft, so that the entire rotating shaft and the rotating assembly ring form a stable concentric connection structure, thereby improving the stability of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the present invention.

[0016] Figure 2 It is a schematic structural diagram of the rotating assembly ring and the rotating shaft of the present invention.

[0017] Figure 3 For the present invention Figure 2 Schematic diagram of the enlarged structure of part A.

[0018] Figure 4 For the present invention Figure 2 Schematic diagram of the enlarged structure of part B.

[0019] Figure 5 For the present invention Figure 4 Enlarged structural diagram on the lower side.

[0020] Figure 6 For the present invention Figure 5A schematic diagram of the structure in which the middle side extrusion block passes through the side of the positioning block and presses against the side wall of the pressing groove. DETAILED DESCRIPTION

[0021] The present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] like Figures 1 to 6 As shown, a positioning structure of a marine bearing seat comprises a bearing seat body 1, a rotating assembly ring 2, a rotating shaft 3, a pressing and positioning mechanism 4, and a side reinforcement component 5; a rotating assembly ring 2 is rotatably installed on the inner side of the bearing seat body 1; an assembly interval 21 is provided on the inner side of the rotating assembly ring 2; the rotating shaft 3 is installed through the assembly interval 21; pressing grooves 31 are provided on the upper and lower sides of the rotating shaft 3; the pressing and positioning mechanism 4 is installed on the rotating assembly ring 2; the pressing and positioning mechanism 4 comprises a driving cylinder 41, a transmission rod 42, and a positioning block 43; driving slots 22 are provided on both sides of the rotating assembly ring 2; a transmission rod 42 is respectively installed on the upper and lower sides of the assembly interval 21, and a positioning block 43 is installed in the middle of the transmission rod 42, and the positioning block 43 is distributed corresponding to the pressing groove 31; a driving cylinder 41 is rotatably installed on the driving slot 22, and the upper and lower ends of the driving cylinder 41 are respectively connected to the ends of the transmission rod 42, and the two driving cylinders 41 rotate and Control the relative movement of the two transmission rods 42 up and down; the side reinforcement assembly 5 includes a driving head 51, an internal cylinder 52, a transmission block 53, and a side extrusion block 54; the upper and lower parts of the rotating assembly ring 2 are respectively provided with reinforcement grooves 23; a driving head 51 is rotatably installed on each of the reinforcement grooves 23, and the inner end of the driving head 51 is slidably engaged with the internal cylinder 52; a transmission cavity 431 is provided inside the positioning block 43, and a side extrusion block 54 is slidably installed on both sides of the inner end of the transmission cavity 431, and the outer end of the side extrusion block 54 passes through the inner side of the transmission cavity 431; the transmission block 53 is slidably installed in the transmission cavity 431 of the positioning block 43 and abuts against the two side extrusion blocks 54; the driving cylinder 41 rotates to drive the transmission rod 42 to move and causes the transmission rod 42 to drive the positioning block 43 to press against the pressing groove 31, and the driving head 51 rotates and drives the transmission block 53 to press against the two side extrusion blocks 54 to move outward, so that the side extrusion blocks 54 press against the side walls of the pressing groove 31.

[0023] like Figures 1 to 6 As shown, in order for the driving cylinder 41 to control the longitudinal movement of the transmission rod 42, further, threaded channels 411 are respectively opened at the front and rear ends of the driving cylinder 41, and moving columns 412 are respectively threadedly rotated in the threaded channels 411. The outer ends of the moving columns 412 are located in the driving groove 22 and connected to the end of the transmission rod 42. The transmission rod 42 slides up and down and is clamped between the assembly section 21 and the driving groove 22.

[0024] like Figures 1 to 6As shown, in order to ensure the stable rotation of the drive cylinder 41, a positioning column 6 is further provided on the middle side of the drive slot 22; an annular clamping groove 413 is provided around the middle of the drive cylinder 41; the drive cylinder 41 is rotatably clamped to the outer end of the positioning column 6 through the annular clamping groove 413. In order to lock the drive cylinder 41 and improve the stability of the structure, a fastening ring body 7 is further screwed on the positioning column 6, and the fastening ring body 7 is rotatably pressed against the outer wall of the drive cylinder 41.

[0025] like Figures 1 to 6 As shown, in order for the rotation of the built-in cylinder 52 to drive the transmission block 53 in the longitudinal direction, further, the inner end of the built-in cylinder 52 is provided with a thread groove 521, and a thread guide rod 522 is provided on the thread groove 521, and the outer end of the thread guide rod 522 extends into the transmission cavity 431 inside the positioning block 43; the thread guide rod 522 is slidably engaged in the transmission cavity 431, and the outer end of the thread guide rod 522 is connected to the transmission block 53; the built-in cylinder 52 rotates and drives the thread guide rod 522 and the transmission block 53 to slide longitudinally. Further, the transmission cavity 431 of the positioning block 43 is provided with a limit slot 432 on both sides; the two sides of the thread guide rod 522 are slidably engaged in the limit slot 432 through the limit slider 523.

[0026] like Figures 1 to 6 As shown, in order to allow the built-in cylinder 52 to slide on the driving head 51, further, a moving groove 511 is provided at the inner outer end of the driving head 51, and strip-shaped positioning grooves 512 are provided on both sides of the moving groove 511; the outer end of the built-in cylinder 52 is located in the moving groove 511, and both sides of the outer end of the built-in cylinder 52 are slidably engaged with the strip-shaped positioning groove 512 through positioning protrusions 524. In order to lock the driving head 51, further, a locking ring 8 is screwed on the outer side of the driving head 51, and the locking ring 8 is rotated to press against the inner side wall of the reinforcement groove 23.

[0027] like Figures 1 to 6 As shown, in order for the transmission block 53 to squeeze and move the side extrusion block 54, and for the side extrusion block 54 to be reset, further, a wedge block 541 is provided at the inner end of the side extrusion block 54, and the transmission block 53 presses against the two wedge blocks 541; a reset block 542 is provided on the outer side of the wedge block 541, and a reset slot 433 is provided on the inner side of the transmission cavity 431 of the positioning block 43, and a reset spring 434 is provided in the reset slot 433, and the reset block 542 is slidably engaged in the reset slot 433 and the reset spring 434 presses against the reset block 542 inwardly. Further, the transmission block 53 is a conical structure with a small outer end and a large inner end.

[0028] The present invention drives the moving column 412 to move by rotating the driving cylinder 41, and drives the transmission rod 42 to move toward the rotating shaft 3 through the moving column 412, and the transmission rod 42 moves and drives the positioning block 43 to press against the pressing groove 31, thereby forming the longitudinal positioning and centering of the rotating shaft 3, and the movement of the positioning block 43 synchronously drives the built-in cylinder 52 to slide toward the outer end inside the driving head 51, and then the driving head 51 rotates, and the driving head 51 drives the built-in cylinder 52 to rotate, and the built-in cylinder 52 rotates and drives the threaded guide rod 522 to move, and the threaded guide rod 522 drives the transmission block 53 to press against the two side extrusion blocks 54 to move outward, so that the side extrusion blocks 54 pass through the side of the positioning block 43 and press against the side wall of the pressing groove 31, thereby realizing the lateral positioning and centering of the rotating shaft 3, so that the entire rotating shaft 3 and the rotating assembly ring 2 form a stable concentric connection structure, thereby improving the stability of the structure.

[0029] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A positioning structure for a marine bearing seat, characterized in that: It includes a bearing seat body, a rotating assembly ring, a rotating shaft, a pressing and positioning mechanism, and a side reinforcement component; a rotating assembly ring body is rotatably installed on the inner side of the bearing seat body; an assembly interval is provided on the inner side of the rotating assembly ring body; the rotating shaft is installed through the assembly interval; pressing grooves are provided on the upper and lower sides of the rotating shaft; a pressing and positioning mechanism is installed on the rotating assembly ring; the pressing and positioning mechanism includes a driving cylinder, a transmission rod, and a positioning block; driving slots are provided on both sides of the rotating assembly ring; a transmission rod is respectively installed on the upper and lower sides of the assembly interval, a positioning block is installed in the middle of the transmission rod, and the positioning block is distributed correspondingly to the pressing groove; a driving cylinder is rotatably installed on the driving slot, and the upper and lower ends of the driving cylinder are respectively connected to the ends of the transmission rod, and the two driving cylinders rotate and Control the two transmission rods to move relative to each other up and down; the side reinforcement assembly includes a driving head, an inner cylinder, a transmission block, and a side extrusion block; reinforcement grooves are respectively provided on the upper and lower parts of the rotating assembly ring; a driving head is rotatably installed on each of the reinforcement grooves, and the inner end of the driving head is slidably engaged with the inner cylinder; a transmission cavity is provided inside the positioning block, and a side extrusion block is slidably installed on both sides of the inner end of the transmission cavity, and the outer ends of the side extrusion blocks pass through the inner side of the transmission cavity; the transmission block is slidably installed in the transmission cavity of the positioning block and abuts against the two side extrusion blocks; the driving cylinder rotates to drive the transmission rod to move and causes the transmission rod to drive the positioning block to press against the pressing groove, and the driving head rotates and drives the transmission block to press the two side extrusion blocks to move outward, so that the side extrusion blocks press against the side walls of the pressing groove.

2. The positioning structure of the marine bearing seat according to claim 1, characterized in that: The front and rear ends of the driving cylinder are respectively provided with threaded channels, and movable columns are respectively threadedly rotated in the threaded channels. The outer ends of the movable columns are located in the driving grooves and connected to the ends of the transmission rods. The transmission rods slide up and down and are clamped between the assembly area and the driving grooves.

3. The positioning structure of the marine bearing seat according to claim 1, characterized in that: A positioning column is provided on the middle side of the driving slot; an annular clamping groove is provided around the middle of the driving cylinder; and the driving cylinder is rotatably clamped on the outer end of the positioning column through the annular clamping groove.

4. The positioning structure of the marine bearing seat according to claim 3, characterized in that: A fastening ring body is screwed on the thread of the positioning column, and the fastening ring body is rotated to press against the outer side wall of the driving cylinder.

5. The positioning structure of a marine bearing seat according to claim 1, characterized in that: The inner end of the built-in tube is provided with a thread groove, and a thread guide rod is provided on the thread groove. The outer end of the thread guide rod extends into the transmission cavity inside the positioning block; the thread guide rod is slidably engaged in the transmission cavity, and the outer end of the thread guide rod is connected to the transmission block; the built-in tube rotates and drives the thread guide rod and the transmission block to slide longitudinally.

6. The positioning structure of the marine bearing seat according to claim 5, characterized in that: Limiting slots are arranged on both sides of the transmission cavity of the positioning block; and both sides of the threaded guide rod are slidably connected to the limiting slots through limiting sliding blocks.

7. The positioning structure of a marine bearing seat according to claim 1, characterized in that: The inner outer end of the driving head is provided with a moving groove, and strip positioning grooves are provided on both sides of the moving groove; the outer end of the built-in cylinder is located in the moving groove, and both sides of the outer end of the built-in cylinder are slidably connected to the strip positioning grooves through positioning protrusions.

8. The positioning structure of a marine bearing seat according to claim 1, characterized in that: A locking ring is screwed on the outer side of the driving head through threads, and the locking ring is rotated to press against the inner side wall of the reinforcement groove.

9. The positioning structure of a marine bearing seat according to claim 1, characterized in that: A wedge block is provided at the inner end of the side extrusion block, and the transmission block is pressed against the two wedge blocks; a reset block is provided on the outer side of the wedge block, and a reset groove is provided on the inner side of the transmission cavity of the positioning block, and a reset spring is provided in the reset groove, the reset block is slidably connected in the reset groove, and the reset spring presses against the reset block toward the inside.

10. The positioning structure of a marine bearing seat according to claim 1, characterized in that: The transmission block is in a conical structure with a small outer end and a large inner end.

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