CN219043624U

CN219043624U - Hub bearing conveying device

Info

Publication number: CN219043624U
Application number: CN202223178015.6U
Authority: CN
Inventors: 董谦刚; 卜慧慧; 孟彬; 刘飞
Original assignee: Kunshan Lanboge Precision Machinery Co ltd
Current assignee: Kunshan Lanboge Precision Machinery Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-05-19
Anticipated expiration: 2032-11-30

Abstract

The utility model provides a hub bearing conveying device which comprises a support, a lifting mechanism, a rotating mechanism, a limiting mechanism and a clamping mechanism, wherein the lifting mechanism is arranged on the support in a lifting mode, the rotating mechanism comprises a rack which is transversely arranged on the support, a gear matched with the rack, a spline shaft which vertically penetrates through the gear and a first driving mechanism which drives the rack to transversely move, the limiting mechanism is arranged on the rotating mechanism, the clamping mechanism is arranged at the upper end of the spline shaft, the lower end of the spline shaft is arranged on the lifting mechanism, the clamping mechanism is used for clamping a hub bearing, the lifting mechanism acts to drive the clamping mechanism to lift, the first driving mechanism drives the rack to transversely move to drive the gear to rotate so as to drive the spline shaft to rotate, the limiting mechanism is used for enabling the rotating angle of the clamping mechanism to be 90 degrees, and the rotating conveying can be realized without using a high-performance cylinder, and the hub bearing conveying device has better load capacity and more stable durability.

Description

Hub bearing conveying device

Technical Field

The present utility model relates to a hub bearing conveying device.

Background

The hub bearing is a part applied to an axle of an automobile and used for bearing and providing accurate guide for rotation of a hub, and is an important component for loading and rotation of the automobile. Due to the light weight requirement of automobile parts, the spin riveting process is gradually popularized in the hub bearing assembly process, and most third-generation hub bearings at present adopt the spin riveting process. On the hub bearing spin riveting production line, the hub transmission line and the spin riveting station are not usually on the same line, in order to realize automatic feeding and discharging, the hub on the hub transmission line is required to be rotationally carried to the spin riveting station, and after spin riveting is completed, the hub is rotationally carried back to the transmission line. In the prior art, the rotary carrying is realized by utilizing the rotary mode of the air cylinder, but the requirement on the performance of the air cylinder is higher to realize the rotation of an accurate angle, and even if the high-performance air cylinder is adopted, the defects of unstable load capacity and durability still exist.

Disclosure of Invention

The utility model provides a hub bearing conveying device which adopts a mechanical structure to realize rotary conveying and can realize stable load capacity and durability without using a high-performance air cylinder.

The utility model is realized by the following technical scheme:

the utility model provides a wheel hub bearing conveying device, which comprises a bracket, elevating system, rotary mechanism, stop gear and fixture, elevating system goes up and down to set up on the support, rotary mechanism includes the rack of lateral shifting arrangement on the support, with the gear of rack matching, vertically pass the spline shaft of gear arrangement and the first actuating mechanism of drive rack lateral shifting, stop gear sets up on rotary mechanism, fixture sets up in the spline shaft upper end, the gear has the spline groove of matching with the contact surface of spline shaft, the spline shaft lower extreme sets up on elevating system, fixture is used for centre gripping wheel hub bearing, elevating system action drives fixture and goes up and down, first actuating mechanism drives the rack lateral shifting in order to drive the gear rotation, thereby drive the spline shaft and rotate thereupon, fixture then rotates, stop gear is used for making fixture's rotation angle 90, adopt mechanical structure to realize rotatory through the accurate rotation angle that confirms fixture of stop gear, the first actuating mechanism who adopts is only used for driving the lateral shifting of rack, can realize through the cylinder of high performance, and have better load capacity and more stable durability.

Further, stop gear includes first spacing portion and the spacing portion of second that removes along with the rack removes, sets up first blocking portion and the second blocking portion on the support, the rack removes and drives first spacing portion and second blocking portion and remove, and when first spacing portion collides with first blocking portion or second spacing portion collides with second blocking portion, the rack stops to remove to restriction fixture turned angle, through control rack removal distance control turned angle, utilize simple mechanical structure to realize turned angle's accurate control, guarantee the durability of device when obtaining excellent performance.

Further, elevating system is including setting up the second drive cylinder on the support and the lifter plate of being connected with the second drive cylinder piston rod, the integral key shaft lower extreme sets up on the lifter plate, and the structure is more reasonable.

Further, the support includes the bottom plate, vertical many spinal branch vaulting poles of setting on the bottom plate, sets up the installation department in the bracing piece upper end, first actuating mechanism and gear all set up on the installation department, and the structure is more reasonable simple.

Further, the first actuating mechanism includes first actuating cylinder, first link plate and second link plate, and first actuating cylinder transversely sets up on the installation department, and first actuating cylinder piston rod tip and rack one end all set up on first link plate, and the rack other end sets up on the second link plate, and the structure is more reasonable simple.

Further, the installation department includes the installation piece of vertical arrangement, and rack lateral shifting passes installation piece upper portion, and installation piece upper portion is provided with the hole of stepping down in order to make rack have the one side and the gear engagement of tooth, and the structure is more reasonable simple.

Further, the first blocking portion is a side surface of the mounting block, away from the output end of the first driving cylinder, the first limiting portion comprises a first oil pressure buffer arranged on the second connecting plate, the second blocking portion comprises a vertical plate, the vertical plate is arranged at one end, close to the first connecting plate, of the cylinder body of the first driving cylinder, the second limiting portion comprises a second oil pressure buffer arranged on the first connecting plate, the moving rack is buffered and stopped by the aid of the oil pressure buffer, not only is rotation angle control achieved, but also adverse effects on the device caused by collision are avoided.

Further, the clamping mechanism comprises two clamping jaws arranged at the upper end of the spline shaft, and an included angle between the two clamping jaws is 90 degrees.

Further, the first driving mechanism further comprises a guide rod, the first driving cylinder is arranged in the middle of the mounting block, the guide rod transversely moves to penetrate through the lower portion of the mounting block, and one end of the guide rod is arranged on the first connecting plate.

Drawings

The utility model is described in further detail below with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic diagram of another embodiment of the present utility model.

Wherein, 11, the bottom plate; 12. a support rod; 13. a mounting part; 131. a mounting block; 21. a second driving cylinder; 22. a lifting plate; 23. a mounting base; 31. a rack; 32. a gear; 33. a spline shaft; 34. a first driving cylinder; 35. a first connecting plate; 36. a second connecting plate; 37. a guide rod; 41. a first limit part; 42. a second limit part; 43. a first blocking portion; 44. a second blocking portion; 51. a clamping jaw; 6. and a hub bearing.

Detailed Description

As shown in fig. 1 and 2, the hub bearing conveying device is used in a hub bearing spin riveting production line, the device comprises a bracket, a lifting mechanism, a rotating mechanism, a limiting mechanism and a clamping mechanism, wherein the lifting mechanism is arranged on the bracket in a lifting manner, the rotating mechanism comprises a rack 31 transversely moving and arranged on the bracket, a gear 32 matched with the rack 31, a spline shaft 33 vertically penetrating through the gear 32 and a first driving mechanism for driving the rack 31 to transversely move, the limiting mechanism is arranged on the rotating mechanism, the clamping mechanism is arranged at the upper end of the spline shaft 33, the contact surface of the gear 32 and the spline shaft 33 is provided with matched spline grooves, the lower end of the spline shaft 33 is arranged on the lifting mechanism, the clamping mechanism is used for clamping a hub bearing 6, the lifting mechanism is operated to drive the clamping mechanism to lift, the rack 31 is transversely moved to drive the gear 32 to rotate, the clamping mechanism rotates along with the spline shaft 33, and the limiting mechanism is used for enabling the rotating angle of the clamping mechanism to be 90 °. The spin riveting production line comprises a hub bearing 6 transmission line and a spin riveting station, wherein the hub bearing 6 transmission line and the spin riveting station are of the prior art, and the rotary carrying device is arranged on the hub bearing 6 transmission line.

The support includes bottom plate 11, four spinal branch vaulting poles 12 of vertical interval setting on bottom plate 11, sets up the installation department 13 in each bracing piece 12 upper end, and installation department 13 specifically is the cuboid, and cuboid one side has outside convex vertical installation piece 131. The lifting mechanism comprises a second driving cylinder 21 arranged on the bottom plate 11 and a lifting plate 22 connected with piston rods of the second driving cylinder 21, the lifting plate 22 penetrates through four supporting rods 12, an installation seat 23 is arranged on the lifting plate 22, the lower end of a spline is rotationally arranged on the installation seat 23, the clamping mechanism comprises two clamping jaws 51 arranged at the upper end of a spline shaft 33, an included angle between the two clamping jaws 51 is 90 degrees, clamping and loosening of the clamping jaws 51 are controlled by a control mechanism, the control mechanism is in the prior art, and a concrete structure of which the lower end of the spline is rotationally arranged on the installation seat 23 is in the prior art.

The first driving mechanism comprises a first driving air cylinder 34, a first connecting plate 35, a second connecting plate 36 and a guide rod 37, wherein the first driving air cylinder 34 is transversely fixedly arranged in the middle of a mounting block 131, a rack 31 transversely moves to penetrate through the upper portion of the mounting block 131, the guide rod 37 transversely penetrates through the lower portion of the mounting portion 13, the end of a piston rod of the first driving air cylinder 34, one end of the rack 31 and one end of the guide rod 37 are all arranged on the first connecting plate 35, the other end of the rack 31 is arranged on the upper portion of the second connecting plate 36, the second connecting plate 36 is a rectangular plate, the rectangular plate is provided with a notch matched with a cylinder body of the first driving air cylinder 34, so that the rectangular plate is in sliding clamping connection with the cylinder body, the other end of the guide rod 37 is arranged on the lower portion of the second connecting plate 36, and the first connecting plate 35 and the second connecting plate 36 move along with movement of the rack 31 and the guide rod 37 respectively. The upper side of the mounting block 131 facing the gear 32 is provided with a relief hole so that the side of the rack 31 having teeth meshes with the teeth of the outer side of the gear 32. The gear 32 is rotatably mounted within the mounting portion 13, with a specific mounting arrangement being conventional.

The limiting mechanism comprises a first limiting part 41 and a second limiting part 42 which move along with the movement of the rack 31, and a first blocking part 43 and a second blocking part 44 which are arranged on the bracket, wherein the movement of the rack 31 drives the first limiting part 41 and the second limiting part 42 to move, and when the first limiting part 41 collides with the first blocking part 43 or the second limiting part 42 collides with the second blocking part 44, the rack 31 stops moving so as to limit the rotation angle of the clamping mechanism. More specifically, a side surface of the mounting block 131 away from the output end of the first driving cylinder 34 is a first blocking portion 43, the first limiting portion 41 is a first hydraulic buffer disposed on the second connecting plate 36, the first hydraulic buffer is located below the rack 31, the second blocking portion 44 is a vertical plate disposed at one end of the cylinder body of the first driving cylinder 34 close to the first connecting plate 35, the second limiting portion 42 is a second hydraulic buffer disposed on the first connecting plate 35, and the second hydraulic buffer is also located below the rack 31.

The working process is as follows: the lifting mechanism acts to enable the clamping mechanism to rise to the height capable of clamping the hub bearing 6, the clamping mechanism simultaneously clamps the hub bearing 6 to be screwed on the transmission line of the hub bearing 6 and the hub bearing 6 which is screwed on the transmission line of the hub bearing 6, the rotating mechanism acts to enable the clamping mechanism to rotate 90 degrees so as to convey the hub bearing 6 to be screwed on the riveting station to be screwed on, convey the hub bearing 6 which is screwed on the transmission line of the hub bearing 6 to enter the next procedure, and the rotating mechanism enables the clamping mechanism to reversely rotate by 90 degrees to carry out the next rotary conveying. More specifically, when the piston rod of the first driving cylinder 34 extends, the rack 31 is driven to move, so as to drive the gear 32 to rotate, the rotation of the gear 32 drives the spline shaft 33 to rotate, and finally drives the clamping mechanism to rotate, when the piston rod of the first driving motor retracts, the clamping mechanism is driven to rotate reversely, when the piston rod of the first driving cylinder 34 extends for a certain length, the first hydraulic buffer collides with the first blocking part 43, the first driving cylinder 34 stops acting, otherwise, when the piston rod of the first driving cylinder 34 retracts for a certain length, the second hydraulic buffer collides with the second blocking part 44, and the first driving cylinder 34 stops acting, so that the rotation of the rotating mechanism is stopped when the rotating mechanism rotates for 90 degrees, and the accurate control of the rotation angle is realized.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, i.e., the utility model is not to be limited to the details of the claims and the description, but rather is to cover all modifications which are within the scope of the utility model.

Claims

1. The utility model provides a wheel hub bearing conveying device which characterized in that: including support, elevating system, rotary mechanism, stop gear and fixture, the elevating system goes up and down to set up on the support, rotary mechanism includes the rack of lateral shifting arrangement on the support, with rack matched gear, vertically pass the spline shaft of gear arrangement and drive rack lateral shifting's first actuating mechanism, stop gear sets up on rotary mechanism, fixture sets up in the spline shaft upper end, the contact surface of gear and spline shaft has the spline groove of matching, the spline shaft lower extreme sets up on elevating system, fixture is used for centre gripping hub bearing, elevating system action drives fixture and goes up and down, first actuating mechanism drives rack lateral shifting in order to drive the gear rotation, thereby drive the spline shaft and rotate, fixture then rotates thereupon, fixture is used for making fixture's rotation angle 90.

2. A hub bearing handling apparatus as set forth in claim 1, wherein: the limiting mechanism comprises a first limiting part, a second limiting part, a first blocking part and a second blocking part, wherein the first limiting part and the second limiting part move along with the movement of the rack, the first blocking part and the second blocking part are arranged on the support, the movement of the rack drives the first limiting part and the second limiting part to move, and when the first limiting part collides with the first blocking part or the second limiting part collides with the second blocking part, the movement of the rack is stopped so as to limit the rotation angle of the clamping mechanism.

3. A hub bearing handling apparatus as set forth in claim 2, wherein: the lifting mechanism comprises a second driving cylinder arranged on the bracket and a lifting plate connected with a piston rod of the second driving cylinder, and the lower end of the spline shaft is arranged on the lifting plate.

4. A hub bearing handling device according to claim 2 or 3, wherein: the support comprises a bottom plate, a plurality of support rods vertically arranged on the bottom plate, and a mounting part arranged at the upper end of the support rods, wherein the first driving mechanism and the gears are arranged on the mounting part.

5. A hub bearing handling apparatus as set forth in claim 4, wherein: the first driving mechanism comprises a first driving air cylinder, a first connecting plate and a second connecting plate, the first driving air cylinder is transversely arranged on the mounting part, the end part of a piston rod of the first driving air cylinder and one end of a rack are arranged on the first connecting plate, and the other end of the rack is arranged on the second connecting plate.

6. A hub bearing handling apparatus as set forth in claim 5, wherein: the mounting part comprises a vertically arranged mounting block, the rack transversely moves to penetrate through the upper part of the mounting block, and a yielding hole is formed in one side, facing the gear, of the upper part of the mounting block so that one surface, provided with teeth, of the rack is meshed with the gear.

7. A hub bearing handling apparatus as set forth in claim 6, wherein: the first blocking part is a side surface of the mounting block, which is far away from the output end of the first driving cylinder, the first limiting part comprises a first oil pressure buffer arranged on the second connecting plate, the second blocking part comprises a vertical plate, the vertical plate is arranged at one end, close to the first connecting plate, of the cylinder body of the first driving cylinder, and the second limiting part comprises a second oil pressure buffer arranged on the first connecting plate.

8. A hub bearing handling device according to claim 1 or 2 or 3, wherein: the clamping mechanism comprises two clamping jaws arranged at the upper end of the spline shaft, and an included angle between the two clamping jaws is 90 degrees.

9. A hub bearing handling apparatus as set forth in claim 6, wherein: the first driving mechanism further comprises a guide rod, the first driving cylinder is arranged in the middle of the mounting block, the guide rod transversely moves to penetrate through the lower portion of the mounting block, and one end of the guide rod is arranged on the first connecting plate.