CN220260864U - Rotary assembly equipment for needle bearing machining - Google Patents

Abstract

The utility model relates to the technical field of bearing processing, in particular to rotary assembly equipment for needle bearing processing, which comprises a base, wherein three groups of movable grooves are formed in the top of the base relative to the axis circumference array of the base, a screw rod is rotationally connected in each movable groove, a movable block in sliding connection with the movable groove is connected on the screw rod in a threaded manner, an L-shaped clamping block is welded at the top of the movable block, and a needle loading mechanism is arranged between two movable grooves at the top of the base; according to the needle bearing clamping device, the screw rod is driven to rotate through the rotating hand wheel, so that bearing shells with different diameters are clamped and fixed, the clamped bearing shells are rotated through the arranged motor, the automatic needle mounting effect is achieved through the cooperation of the needle mounting mechanism, and the machining efficiency of needle bearings with different sizes is effectively improved.

Description

Rotary assembly equipment for needle bearing machining

Technical Field

The utility model relates to the technical field of bearing machining, in particular to rotary assembly equipment for needle bearing machining.

Background

The needle roller bearing is a component for fixing and reducing the load friction coefficient in the mechanical transmission process, and has the main functions of supporting a mechanical rotating body to reduce the mechanical load friction coefficient of equipment in the transmission process, the needle roller bearing consists of a bearing shell and a cylindrical needle roller, the sizes of the needle roller bearing are different according to different application scenes, the assembly process of the needle roller bearing is mainly dependent on manual operation, when the needle roller bearing is assembled, a worker places a plurality of needle rollers on an embedded groove on the inner side wall of the bearing shell, and uses a rubber hammer to hammer the needle rollers into the embedded groove, so that the needle rollers are stably connected with the bearing shell, and the needle roller bearing with different sizes is convenient to assemble, but the assembly efficiency of the assembly mode is low, the assembly work of the needle roller bearing with different sizes is difficult to rapidly finish, and the machining efficiency of the needle roller bearing is difficult to improve;

in view of the above technical drawbacks, a solution is now proposed.

Disclosure of Invention

The utility model aims to provide rotary assembly equipment for processing a needle bearing, which solves the technical defects that the screw rod is driven to rotate by rotating a hand wheel, so that bearing shells with different diameter sizes are clamped and fixed, the clamped bearing shells are rotated by a motor, the automatic needle loading effect is realized by matching a needle loading mechanism, and a detachably connected needle loading assembly is convenient to replace a needle roller matched with a corresponding bearing shell, so that the problems of manual assembly and low assembly efficiency are avoided, and the processing efficiency of the needle bearing with different sizes is effectively improved.

The aim of the utility model can be achieved by the following technical scheme: the rotary assembly equipment for processing the needle bearing comprises a base, wherein a transmission cavity is formed in the center of the base, a transmission rod is connected in the transmission cavity in a rotating mode, first conical teeth are fixedly sleeved on the transmission rod, three groups of movable grooves are formed in the top of the base in a circumferential array mode relative to the axis of the transmission rod, screw rods are rotatably connected in the movable grooves, second conical teeth meshed with the first conical teeth are fixedly connected in the transmission cavity, movable blocks connected with the first conical teeth in a sliding mode are connected to the screw rods in a threaded mode, L-shaped clamping blocks are welded to the top of the movable blocks, one end of one screw rod penetrates through the outer side of the base and is fixedly connected with a hand wheel, and a needle loading mechanism is arranged between two movable grooves on the top of the base;

the needle mounting mechanism comprises a mounting plate, a vertical plate, a needle mounting cylinder, a lifting cylinder, a connecting plate and a needle mounting assembly, wherein the mounting plate is slidably connected to the top of the base, the vertical plate is welded to one side, close to the transmission cavity, of the top of the mounting plate, the needle mounting cylinder is fixedly mounted on the vertical plate, the lifting cylinder is fixedly mounted on one side, away from the vertical plate, of the top of the mounting plate, the lifting cylinder is fixedly connected with the connecting plate, and the needle mounting assembly is arranged at the bottom of the connecting plate.

Preferably, a first groove is formed in one side, close to the transmission cavity, of the vertical section of the L-shaped clamping block, a side roller is rotationally connected to the first groove, a second groove is formed in the top of the transverse section of the L-shaped clamping block, a bottom roller is rotationally connected to the second groove, and a motor for driving the corresponding bottom roller to rotate is fixedly mounted on one L-shaped clamping block.

Preferably, the T-shaped sliding groove is formed in the top of the base, the T-shaped sliding groove is connected with the T-shaped sliding block in a sliding mode, a clamping groove matched with the corresponding T-shaped sliding block is formed in the center of the bottom of the mounting plate, a fixing hole communicated with the clamping groove is formed in the top of the mounting plate, and a first bolt in threaded connection with the T-shaped sliding block is inserted into the fixing hole.

Preferably, the needle assembly comprises a needle storage box, a needle storage cavity, a needle pushing plate, a push rod, a push plate, a reset spring and a needle roller conveying pipe, the needle storage cavity is formed in one side, close to the lifting cylinder, of the needle storage box, the needle pushing plate is connected in a sliding mode in the needle storage cavity, two groups of push rods which are connected with the needle storage box in a sliding mode are fixedly connected to one side, close to the needle loading cylinder, of the needle pushing plate, the free end of the push rod penetrates through the outer side of the needle storage box and is fixedly connected with the push plate which is in butt joint with the piston rod head of the needle loading cylinder, the reset spring is sleeved on the push rod, two ends of the reset spring are fixedly connected with the needle storage box and the push plate respectively, and the needle roller conveying pipe is fixedly communicated with the top of the needle storage box.

Preferably, a mounting hole is formed in the top of the needle storage box on the connecting plate, and a second bolt in threaded connection with the needle storage box is inserted into the mounting hole.

Preferably, a baffle plate which is in sliding connection with the needle storage box is fixedly connected between the needle pushing plate and the pushing plate, and the top of the baffle plate is flush with the top of the needle pushing plate.

The beneficial effects of the utility model are as follows:

(1) When the rotary assembly equipment for processing the needle roller bearing is used, the bearing shell is placed between the three L-shaped clamping blocks, the corresponding screw rod is driven to rotate by rotating the hand wheel, the screw rod drives the other two screw rods to rotate by the meshed conical tooth I and conical tooth II, so that the three groups of L-shaped clamping blocks are driven to move relatively or relatively, the bearing shells with different diameters are clamped and fixed, and the clamped bearing shells are rotated by the side rollers, the bottom rollers and the motor arranged on the L-shaped clamping blocks, so that the needle roller can be better installed.

(2) When the needle bearing is assembled, the needle is conveyed into the needle storage cavity in the needle storage box through the needle conveying pipe, the piston rod of the needle loading cylinder is started to extend to drive the push plate to move, the push plate drives the needle pushing plate to move through the push rod, the needle in the needle storage cavity is pushed into the embedded groove on the inner wall of the bearing shell, the piston rod of the needle loading cylinder is contracted, the needle pushing plate is reset under the compression action of the reset spring, meanwhile, the needle in the needle conveying pipe is conveyed into the needle storage cavity, the needle pushing plate is reset, and meanwhile, the motor is started to drive the bearing shell to rotate for a certain angle, so that the installation of the next needle is realized, the automatic assembly of the needle bearing is further realized, and the problems of manual assembly and low assembly efficiency are avoided.

Drawings

The utility model is further described below with reference to the accompanying drawings;

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is a perspective view of the structure of the base of the present utility model;

FIG. 3 is a perspective view of the structure of the L-shaped clamp block of the present utility model;

FIG. 4 is a perspective view of the needle assembly mechanism of the present utility model;

FIG. 5 is a schematic view of the needle assembly mechanism of the present utility model in an exploded view;

FIG. 6 is a schematic view of the needle assembly of the present utility model in an exploded view;

fig. 7 is a structural perspective view of the mounting plate of the present utility model.

Legend description:

1. a base; 11. a transmission cavity; 12. a transmission rod; 13. conical teeth I; 14. a movable groove; 15. a screw rod; 16. conical teeth II; 17. a hand wheel; 18. t-shaped sliding grooves; 19. a T-shaped slider;

2. a movable block; 21. l-shaped clamping blocks; 22. side rollers; 23. a bottom roller; 24. a motor;

3. a needle loading mechanism; 31. a mounting plate; 32. a riser; 33. a needle cylinder; 34. a lifting cylinder; 35. a connecting plate; 36. a clamping groove; 37. a fixing hole; 38. a first bolt; 39. a mounting hole;

4. a needle assembly; 41. a needle storage box; 42. a needle storage cavity; 43. a needle pushing plate; 44. a push rod; 45. a push plate; 46. a return spring; 47. a needle roller conveying pipe; 48. a second bolt; 49. and a baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

to the problem that needle bearing among the prior art needs manual assembly and assembly efficiency is low, the accessible is solved by following scheme:

referring to fig. 1-7, the present embodiment is a rotary assembly device for needle bearing processing, including a base 1, a transmission cavity 11 is formed in the center of the base 1, the transmission cavity 11 is configured to mount a transmission rod 12 and a first tapered tooth 13, the transmission cavity 11 is rotationally connected with the transmission rod 12, the first tapered tooth 13 is fixedly sleeved on the transmission rod 12, the first tapered tooth 13 drives a plurality of screw rods 15 to rotate simultaneously, three groups of movable grooves 14 are formed in the top of the base 1 relative to the circumferential array of the axis of the base, screw rods 15 are respectively connected in each movable groove 14 in a rotating manner, one end of each screw rod 15 penetrates into the transmission cavity 11 and is fixedly connected with a second tapered tooth 16 meshed with the first tapered tooth 13, a movable block 2 slidably connected with the movable groove 14 is connected on the screw rods 15, an L-shaped clamping block 21 is realized by matching the first tapered tooth 13 with the second tapered tooth 16, the three screw rods 15 simultaneously rotate, the top of the movable block 2 is welded with the L-shaped clamping block 21, the three L-shaped clamping blocks 21 are arranged to realize the effect of fixing the two end of each screw rods 15, and one end of each screw rod 15 is fixedly connected with one end of the base 1, and the two needle bearing shells 17 are fixedly connected with one end of each screw rod 1;

the needle mounting mechanism 3 comprises a mounting plate 31, a vertical plate 32, a needle mounting cylinder 33, a lifting cylinder 34, a connecting plate 35 and a needle mounting assembly 4, wherein the mounting plate 31 is slidably connected to the top of the base 1, the vertical plate 32 is welded to one side, close to the transmission cavity 11, of the top of the mounting plate 31, the needle mounting cylinder 33 is fixedly mounted on the vertical plate 32 and used for pushing out a needle roller in the needle mounting assembly 4 and mounting the needle roller in a corresponding embedding groove, one side, far away from the vertical plate 32, of the top of the mounting plate 31 is fixedly provided with the lifting cylinder 34, a connecting plate 35 is fixedly connected to the head of a piston rod of the lifting cylinder 34, the needle mounting assembly 4 is arranged at the bottom of the connecting plate 35, and the lifting cylinder 34 is used for driving the needle mounting assembly 4 to move up and down, so that the L-shaped clamping block 21 is convenient to use for fixing a bearing shell.

The groove I is formed in one side, close to the transmission cavity 11, of the vertical section of the L-shaped clamping block 21, the side roller 22 is rotationally connected with the groove I, the side roller 22 is convenient to abut against the side wall of the bearing shell and reduce friction between the bearing shell and the vertical section of the L-shaped clamping block 21, the groove II is formed in the top of the horizontal section of the L-shaped clamping block 21, the bottom roller 23 is rotationally connected with the groove II, the bottom roller 23 is convenient to support the bottom of the bearing shell and reduce friction between the bearing shell and the horizontal section of the L-shaped clamping block 21, and the motor 24 for driving the corresponding bottom roller 23 to rotate is fixedly mounted on one L-shaped clamping block 21 and used for driving the bearing shell which is fixedly clamped to rotate, so that convenience in installing the needle roller is improved.

T-shaped sliding grooves 18 are formed in the top of the base 1, T-shaped sliding blocks 19 are connected in the T-shaped sliding grooves 18 in a sliding mode, clamping grooves 36 matched with the corresponding T-shaped sliding blocks 19 are formed in the center of the bottom of the mounting plate 31, fixing holes 37 communicated with the clamping grooves 36 are formed in the top of the mounting plate 31, first bolts 38 connected with the T-shaped sliding blocks 19 in a threaded mode are inserted into the fixing holes 37, the mounting plate 31 is connected with the T-shaped sliding blocks 19 through the first bolts 38, the T-shaped sliding grooves 18 are formed in the base 1, the position of the needle mounting mechanism 3 is conveniently adjusted according to fixed bearing shells of different sizes, so that assembly work is completed, meanwhile, the position of the needle mounting mechanism 3 is fixed through tight connection between the mounting plate 31 and the T-shaped sliding blocks 19 through the first bolts 38, and the problem that the mounting plate 31 rotates is avoided through the clamping grooves 36 arranged at the bottom of the mounting plate 31 and matched with the T-shaped sliding blocks 19.

The needle assembly 4 comprises a needle storage box 41, a needle storage cavity 42, a needle pushing plate 43, a push rod 44, a push plate 45, a reset spring 46 and a needle roller conveying pipe 47, the needle storage cavity 42 is formed in one side, close to the lifting cylinder 34, of the needle storage box 41, the needle pushing plate 43 is connected in the needle storage cavity 42 in a sliding mode, the needle pushing plate 43 is used for pushing out the needle rollers in the needle storage cavity 42, two groups of push rods 44 which are in sliding connection with the needle storage box 41 are fixedly connected to one side, close to the needle storage cylinder 33, of the needle pushing plate 43, the free end of the push rod 44 penetrates through the outer side of the needle storage box 41 and is fixedly connected with the push plate 45 which is in butt joint with the piston rod head of the needle storage cylinder 33, the push rod 44 is used for limiting the movement direction of the needle pushing plate 43 and connecting the push plate 43 with the push plate 45, the reset spring 46 is sleeved on the push rod 44 through the push plate 45 which is in butt joint with the piston rod head of the needle storage cylinder 33, two ends of the reset spring 46 are fixedly connected with the needle storage box 41 and the push plate 45 respectively, and the reset spring 46 enables the piston rod 43 of the needle storage cylinder 33 to be in a reset mode when the needle rod 43 is contracted, and the reset spring 46 is used for fixedly communicating with the needle pushing the needle storage cavity 41 to the needle storage cavity 41.

The mounting hole 39 is formed in the top of the needle storage box 41 on the connecting plate 35, the second bolt 48 in threaded connection with the needle storage box 41 is inserted into the mounting hole 39, and the detachable connection of the needle assembly 4 is realized through the cooperation of the mounting hole 39 and the second bolt 48, so that the corresponding needle assembly 4 can be conveniently replaced according to the needle rollers matched with the corresponding bearing shells.

The baffle 49 which is in sliding connection with the needle storage box 41 is fixedly connected between the needle pushing plate 43 and the push plate 45, the top of the baffle 49 is flush with the top of the needle pushing plate 43, and the baffle 49 can avoid the problem that the needle pushing plate 43 cannot reset due to the fact that the needle in the needle conveying pipe 47 enters the needle storage cavity 42 when the needle pushing plate 43 pushes the needle in the needle storage cavity 42.

The working process and principle of the utility model are as follows:

when the bearing shell clamping device is used, the lifting cylinder 34 is started to drive the needle assembly 4 to move upwards, the first rotating bolt 38 moves the position of the mounting plate 31, the position of the mounting plate 31 is fixed according to the size of the assembled needle bearing, the side wall of the bearing shell is placed on the bottom surface roller 23 of the three L-shaped clamping blocks 21, and meanwhile, the side wall of the bearing shell is positioned between the lifting cylinder 34 and the vertical plate 32, the lifting cylinder 34 is controlled to drive the needle assembly 4 to reset, the rotating hand wheel 17 drives the corresponding screw rod 15 to rotate, the screw rod 15 drives the corresponding L-shaped clamping blocks 21 to move towards the bearing shell through the movable block 2, and the screw rod 15 drives the other two screw rods 15 to rotate through the meshed first conical teeth 13 and the second conical teeth 16, so that the three groups of L-shaped clamping blocks 21 are conveniently driven to move towards the bearing shell simultaneously, and the bearing shells with different diameters are clamped and fixed;

the needle roller is conveyed into the needle storage cavity 42 in the needle storage box 41 through the needle roller conveying pipe 47, the piston rod of the needle loading cylinder 33 is started to extend to drive the push plate 45 to move, the push plate 45 drives the needle pushing plate 43 to move through the push rod 44, the needle roller in the needle storage cavity 42 is pushed into an embedded groove on the inner wall of the bearing shell, then the piston rod of the needle loading cylinder 33 is contracted, the needle pushing plate 43 is reset under the compression action of the reset spring 46, meanwhile, the needle roller in the needle roller conveying pipe 47 is conveyed into the needle storage cavity 42, the needle pushing plate 43 is reset, and meanwhile, the motor 24 is started to drive the corresponding bottom surface roller 23 to rotate, the bearing shell is driven to rotate by a certain angle, the installation of the next needle roller is realized, and the automatic assembly of the needle roller bearing is realized, so that the problems of manual assembly and low assembly efficiency are avoided.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The rotary assembly equipment for needle bearing machining comprises a base (1), and is characterized in that a transmission cavity (11) is formed in the center of the base (1), a transmission rod (12) is rotationally connected to the transmission cavity (11), a conical tooth I (13) is fixedly sleeved on the transmission rod (12), three groups of movable grooves (14) are formed in the top of the base (1) relative to an axis circumference array of the base, a screw rod (15) is rotationally connected in each movable groove (14), one end of the screw rod (15) penetrates into the transmission cavity (11) and is fixedly connected with a conical tooth II (16) meshed with the conical tooth I (13), a movable block (2) which is in sliding connection with the movable groove (14) is connected to the screw rod (15) in a threaded mode, an L-shaped clamping block (21) is welded at the top of the movable block (2), one end of the screw rod (15) penetrates to the outer side of the base (1) and is fixedly connected with a hand wheel (17), and a needle (3) is arranged between two movable grooves (14) in the top of the base (1);

needle mounting mechanism (3) are including mounting panel (31), riser (32), dress needle cylinder (33), lift cylinder (34), connecting plate (35) and dress needle subassembly (4), mounting panel (31) sliding connection is at the top of base (1), and the top of mounting panel (31) is close to one side welding that drives chamber (11) has riser (32), fixed mounting has dress needle cylinder (33) on riser (32), one side fixed mounting that riser (32) were kept away from at the top of mounting panel (31) has lift cylinder (34), piston rod head fixedly connected with connecting plate (35) of lift cylinder (34), the bottom of connecting plate (35) is provided with dress needle subassembly (4).

2. The rotary assembly device for needle bearing machining according to claim 1, wherein a first groove is formed in a side, close to the transmission cavity (11), of the vertical section of the L-shaped clamping block (21), a side roller (22) is rotationally connected to the first groove, a second groove is formed in the top of the transverse section of the L-shaped clamping block (21), a bottom roller (23) is rotationally connected to the second groove, and a motor (24) for driving the corresponding bottom roller (23) to rotate is fixedly mounted on one of the L-shaped clamping blocks (21).

3. The rotary assembly device for needle bearing machining according to claim 1, wherein a T-shaped sliding groove (18) is formed in the top of the base (1), a T-shaped sliding block (19) is connected in a sliding manner in the T-shaped sliding groove (18), a clamping groove (36) matched with the corresponding T-shaped sliding block (19) is formed in the bottom center of the mounting plate (31), a fixing hole (37) communicated with the clamping groove (36) is formed in the top of the mounting plate (31), and a first bolt (38) in threaded connection with the T-shaped sliding block (19) is inserted in the fixing hole (37).

4. The rotary assembly device for needle bearing machining according to claim 1, wherein the needle assembly (4) comprises a needle storage box (41), a needle storage cavity (42), a needle pushing plate (43), a push rod (44), a push plate (45), a reset spring (46) and a needle roller conveying pipe (47), the needle storage cavity (42) is formed in one side, close to the lifting cylinder (34), of the needle storage box (41), the needle pushing plate (43) is connected in a sliding mode, two groups of push rods (44) which are connected with the needle storage box (41) in a sliding mode are fixedly connected to one side, close to the needle storage cylinder (33), of the needle pushing plate (43), the free end of the push rod (44) penetrates through the outer side of the needle storage box (41) and is fixedly connected with the push plate (45) which is in butt joint with the head portion of a piston rod of the needle storage cylinder (33), the reset spring (46) is sleeved on the push rod (44), two ends of the reset spring (46) are fixedly connected with the needle storage box (41) and the push plate (45), and the needle roller conveying pipe (47) is fixedly connected with the top portion of the needle storage box (41).

5. The rotary assembly device for needle bearing machining according to claim 4, wherein a mounting hole (39) is formed in the connecting plate (35) and located at the top of the needle storage box (41), and a second bolt (48) in threaded connection with the needle storage box (41) is inserted into the mounting hole (39).

6. The rotary assembly device for needle bearing machining according to claim 4, wherein a baffle plate (49) in sliding connection with the needle storage box (41) is fixedly connected between the needle pushing plate (43) and the pushing plate (45), and the top of the baffle plate (49) is flush with the top of the needle pushing plate (43).