CN220408158U

CN220408158U - Steering column bore hole burr grinding device

Info

Publication number: CN220408158U
Application number: CN202322076551.3U
Authority: CN
Inventors: 徐刘飞
Original assignee: Jiangsu Jinzhong Machinery Manufacturing Co ltd
Current assignee: Jiangsu Jinzhong Machinery Manufacturing Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-01-30
Anticipated expiration: 2033-08-03

Abstract

The utility model belongs to the technical field of burr polishing, and particularly relates to a steering column boring burr polishing device which comprises a support column and a workbench, wherein the workbench is fixedly connected to the upper end of the support column, the upper side of the workbench is fixedly connected with a support plate, the left side of the upper side of the workbench is fixedly connected with a fixing plate, and a polishing mechanism is connected above the workbench. When the steering column boring burr polishing device is used, the steering column firstly passes through the round hole and then passes through the fixing ring until the boring hole at the left end of the steering column is positioned at the outer end of the polishing roller, then the first handle is rotated to drive the first threaded rod to rotate in the first threaded hole, one side of the clamping plate, which is far away from the first threaded rod, is driven to move to the surface, which is contacted with the steering column, of the clamping plate, and the output shaft of the motor is started to rotate to drive the rotating disc to rotate, so that the polishing roller is driven to slide along the inner side of the boring hole, and the inner side of the boring hole is polished and deburred.

Description

Steering column bore hole burr grinding device

Technical Field

The utility model relates to the technical field of burr polishing, in particular to a steering column boring burr polishing device.

Background

In the manufacturing and processing process of automobile parts, burrs generated in the processing process are needed to be paid attention to when qualified products are manufactured, and because the burrs exist, the human skin is hurt when the burrs are light, and the using function of the products is influenced when the burrs are heavy. After boring the bearing hole, the electric steering column of the automobile can generate serious burrs at the outlet of the through hole groove of the column, if manual deburring is adopted, the electric steering column is not only slow but also can not be completely cleaned, and the production is seriously influenced.

The existing deburring device is high in pertinence and cannot meet deburring requirements of steering columns with different pipe diameters.

The automobile steering column boring deburring device disclosed in the Chinese patent CN215201136U is convenient to operate and can effectively improve deburring efficiency, and the steering column boring deburring device is used for fixing the steering column through the supporting mechanism and the fixing mechanism, so that levelness of the steering column is ensured, and then the deburring mechanism is used for deburring the steering column boring end; the distance between the polishing sheets is adjusted through the pushing block, so that the deburring device can be suitable for deburring requirements of steering column boring holes with different pipe diameters, and the applicability is improved.

But when the device polishes burrs, fragments generated by polishing can fly around and are difficult to clean.

Therefore, it is needed to provide a steering column boring burr polishing device with a protection function.

Disclosure of Invention

The utility model aims to provide a steering column boring burr polishing device, which solves the problems that in the prior art, when burrs are polished by the device, fragments generated by polishing fly around and are difficult to clean.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a steering column bore hole burr grinding device, includes support column and workstation, workstation fixedly connected with in the upper end of support column, the upside fixedly connected with backup pad of workstation, the upside left side fixedly connected with fixed plate of workstation, the top of workstation is connected with grinding machanism, grinding machanism includes protection unit and unit of polishing, protection unit sets up in the upper end of workstation, the unit of polishing sets up in the upper end of backup pad and fixed plate.

The protection unit comprises a shield, a shield door, a round rod, a baffle, a spring, a connecting plate and a clamping rod, wherein the shield door is fixedly connected to the upper side edge of the workbench, the shield door is connected to the front end of the shield, the round rod is fixedly connected to the middle position of the front end of the right side of the shield, the baffle is fixedly connected to the right end of the round rod, the spring is fixedly connected to the left side of the baffle, the connecting plate is fixedly connected to the left end of the spring, and the clamping rod is fixedly connected to the right side of the shield door.

The sliding hole is formed in the rear end of the inside of the connecting plate, the outer side of the round rod is in sliding connection with the inner side of the sliding hole, and therefore the connecting plate can be driven to slide along the outer side of the round rod when the spring is sprung.

The left end of the protective door is hinged with the left front end of the protective cover through a hinge, the front end inside the connecting plate is provided with a clamping hole, the outer side of the clamping rod is in sliding connection with the inner side of the clamping hole, and therefore after the protective door is rotated to the front end of the protective cover, the connecting plate is pushed left through a spring, the clamping hole at the front end of the connecting plate slides to the outer side of the clamping rod, and the connecting plate can be fixed relative to the clamping rod.

Further improvement lies in, the unit of polishing includes solid fixed ring, first threaded rod, first handle, splint, motor, rolling disc, curb plate, bearing, second threaded rod, second handle, gag lever post, movable plate and polishing roller, gu fixed ring fixed connection is in the upper end of backup pad, first threaded rod is connected in the inside of gu fixed ring, first handle fixed connection keeps away from the one end of fixed ring in first threaded rod, splint fixed connection keeps away from the one end of first handle in first threaded rod, motor fixed connection is in the left side upper end of fixed plate, rolling disc fixed connection is in the output shaft right-hand member of motor, curb plate fixed connection is in both ends about the rolling disc right side, bearing fixed connection is in the inside right-hand member of curb plate, the second threaded rod is symmetrical fixed connection in the inboard of bearing, second handle fixed connection is close to the one end of bearing in the second threaded rod, gag lever post fixed connection is in the left end of two adjacent one sides of curb plates, the movable plate is connected in the outside of gag lever post, the right-hand member fixed connection is in the right-hand member of movable plate.

The steering column is characterized in that a first threaded hole is formed in the fixing ring in an equal radian mode, a round hole is formed in the right position of the fixing ring at the right end of the shield, the outer side of the first threaded rod is in threaded connection with the inner side of the first threaded hole, one end of the clamping plate, which is far away from the first threaded rod, is abutted to the outer side of the steering tube, so that after the steering column passes through the fixing ring, the first handle is rotated to drive the first threaded rod to rotate in the first threaded hole, and one side, which is far away from the first threaded rod, of the clamping plate is driven to contact the surface of the steering column, and the steering column can be fixed in the shield.

The further improvement lies in, the spacing hole has been seted up to the inside left end of movable plate, the second screw hole has been seted up to the inside right-hand member of movable plate, the quantity of second threaded rod has two, and the one end fixed connection that the second handle was kept away from to two second threaded rods, the outside and the inboard threaded connection of second threaded hole of second threaded rod, and two movable plates symmetry in the two second threaded rod outsides, the outside and the inboard sliding connection in spacing hole of gag lever post to when rotating the second handle and driving the rotation of second threaded rod, can drive the movable plate relative movement in the second threaded rod outside.

The further improvement lies in, the outside of polishing roller and the inboard sliding connection of steering column inside bore hole to the starter motor drives the rotation of rolling disc, thereby drives the polishing roller and slides along the inboard of bore hole, polishes the burring to the inboard of bore hole.

In summary, the application discloses a steering column bore hole burr grinding device.

According to the technical scheme, after the protective door is rotated to the front end of the protective cover, the spring is used for pushing the connecting plate left, the clamping hole at the front end of the connecting plate slides to the outer side of the clamping rod, the connecting plate can be fixed relative to the clamping rod, the protective door can be fixed to the front end of the protective cover, the upper end of the workbench is protected, and chips generated by polishing are prevented from flying everywhere, so that the chips can be cleaned uniformly after the work is finished.

Still further, rotate the second handle and drive the rotation of second threaded rod, drive the movable plate and slide along the outside of gag lever post to can drive the roller that polishes of movable plate right-hand member and remove the distance between two rollers of polishing, in order to polish the burring to the bore hole of equidimension not.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the shield according to the present utility model;

FIG. 3 is a schematic view showing the upper end structure of the support plate of the present utility model;

FIG. 4 is a schematic view of the upper end structure of the fixing plate of the present utility model;

fig. 5 is an enlarged view at a of fig. 1.

In the figure: 1. a support column; 2. a work table; 3. a support plate; 4. a fixing plate; 501. a shield; 502. a protective door; 503. a round bar; 504. a baffle; 505. a spring; 506. a connecting plate; 507. a clamping rod; 601. a fixing ring; 602. a first threaded rod; 603. a first handle; 604. a clamping plate; 605. a motor; 606. a rotating disc; 607. a side plate; 608. a bearing; 609. a second threaded rod; 610. a second handle; 611. a limit rod; 612. a moving plate; 613. and (5) grinding the roller.

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.

Referring to fig. 1-5, the present utility model provides a technical solution:

embodiment one:

the utility model provides a steering column bore hole burr grinding device, includes support column 1 and workstation 2, and workstation 2 fixedly connected with is in the upper end of support column 1, and the upside fixedly connected with backup pad 3 of workstation 2, the upside left side fixedly connected with fixed plate 4 of workstation 2, the top of workstation 2 is connected with grinding machanism, and grinding machanism includes protection unit and grinding unit, and protection unit sets up in the upper end of workstation 2, and the grinding unit sets up in the upper end of backup pad 3 and fixed plate 4.

The protection unit comprises a protection cover 501, a protection door 502, a round rod 503, a baffle 504, a spring 505, a connecting plate 506 and a clamping rod 507, wherein the protection cover 501 is fixedly connected to the upper side edge of the workbench 2, the protection door 502 is connected to the front end of the protection cover 501, the round rod 503 is fixedly connected to the middle position of the front end of the right side of the protection cover 501, the baffle 504 is fixedly connected to the right end of the round rod 503, the spring 505 is fixedly connected to the left side of the baffle 504, the connecting plate 506 is fixedly connected to the left end of the spring 505, a sliding hole is formed in the rear end inside the connecting plate 506, and the outer side of the round rod 503 is in sliding connection with the inner side of the sliding hole. When the spring 505 springs, the connecting plate 506 is driven to slide along the outer side of the round rod 503, so that the movement of the connecting plate 506 is limited.

The locking lever 507 is fixedly coupled to the right side of the guard door 502. The left end of the protective door 502 is hinged with the left front end of the protective cover 501 through a hinge, the front end inside the connecting plate 506 is provided with a clamping hole, and the outer side of the clamping rod 507 is in sliding connection with the inner side of the clamping hole. Therefore, after the guard gate 502 is rotated to the front end of the shield 501, the spring 505 pushes the connecting plate 506 left, so that the clamping hole at the front end of the connecting plate 506 slides to the outer side of the clamping rod 507, the connecting plate 506 can be fixed relative to the clamping rod 507, so that the guard gate 502 can be fixed to the front end of the shield 501, the upper end of the workbench 2 is protected, and fragments generated by polishing are prevented from flying around, so that the fragments can be cleaned uniformly after the work is finished.

Embodiment two:

based on the first embodiment: the unit of polishing includes solid fixed ring 601, first threaded rod 602, first handle 603, splint 604, motor 605, rolling disc 606, curb plate 607, bearing 608, second threaded rod 609, second handle 610, gag lever post 611, movable plate 612 and roller 613 polishes, gu fixed ring 601 fixed connection is in the upper end of backup pad 3, first threaded rod 602 is connected in gu fixed ring 601's inside, first handle 603 fixed connection keeps away from gu fixed ring 601's one end in first threaded rod 602, splint 604 fixed connection keeps away from first handle 603 in first threaded rod 602 one end, gu fixed ring 601's inside is the first screw hole of seting up of equal radian, the round hole has been seted up to the position that guard shield 501 inside right-hand member is located gu fixed ring 601, the outside of first threaded rod 602 and the inboard threaded connection of first screw hole, splint 604 keep away from first threaded rod 602's one end and the outside butt of steering tube. Thus, after the steering column passes through the round hole and into the shroud 501 and then passes through the fixing ring 601, the first handle 603 is turned to rotate the first threaded rod 602 in the first threaded hole, so that the side of the clamping plate 604 away from the first threaded rod 602 contacts the surface of the steering column, and the steering column can be fixed into the shroud 501.

The motor 605 is fixedly connected to the upper left end of the fixed plate 4, the rotating disc 606 is fixedly connected to the right end of an output shaft of the motor 605, the side plates 607 are fixedly connected to the upper right end and the lower right end of the rotating disc 606, the bearing 608 is fixedly connected to the right end inside the side plates 607, the second threaded rod 609 is symmetrically fixedly connected to the inner side of the bearing 608, the second handle 610 is fixedly connected to one end, close to the bearing 608, of the second threaded rod 609, the limiting rod 611 is fixedly connected to the left end of the adjacent side of the two side plates 607, the movable plate 612 is connected to the outer side of the limiting rod 611, and the polishing roller 613 is fixedly connected to the right end of the movable plate 612. Limiting holes are formed in the left end inside the moving plate 612, second threaded holes are formed in the right end inside the moving plate 612, two second threaded rods 609 are arranged in number, the two second threaded rods 609 are fixedly connected with one end of the second handle 610, the outer sides of the second threaded rods 609 are in threaded connection with the inner sides of the second threaded holes, the two moving plates 612 on the outer sides of the two second threaded rods 609 are symmetrical, the outer sides of the limiting rods 611 are in sliding connection with the inner sides of the limiting holes, and accordingly when the second handle 610 is rotated to drive the second threaded rods 609 to rotate, the moving plates 612 on the outer sides of the second threaded rods 609 can be driven to move relatively.

The outside of the grinding roller 613 is slidably coupled to the inside of the steering column internal bore. After the steering column is fixed to the left end of the steering column and positioned on the outer side of the grinding roller 613, the second handle 610 is rotated to drive the second threaded rod 609 to rotate, the moving plate 612 is driven to slide along the outer side of the limiting rod 611, until the grinding roller 613 at the right end of the moving plate 612 moves to contact the inner side of the boring hole in the steering column, and then the motor 605 is started to drive the rotating disc 606 to rotate, so that the grinding roller 613 is driven to slide along the inner side of the boring hole, and the inner side of the boring hole is ground and deburred.

Working principle: when the steering column is used, the steering column passes through the round hole and enters the shield 501, then passes through the fixing ring 601 until the boring hole at the left end of the steering column is positioned at the outer end of the grinding roller 613, then the first handle 603 is rotated to drive the first threaded rod 602 to rotate in the first threaded hole, the clamping plate 604 is driven to move away from one side of the first threaded rod 602 to be contacted with the surface of the steering column, then the second handle 610 is rotated to drive the second threaded rod 609 to rotate, so as to drive the movable plate 612 to slide along the outer side of the limit rod 611 until the grinding roller 613 at the right end of the movable plate 612 moves to be contacted with the inner side of the boring hole in the steering column, then the connecting plate 506 is pulled to the right, the door 502 is rotated to the front end of the shield 501, then the connecting plate 506 is released to rebound by the spring 505 to push the connecting plate 506 to the left until the clamping hole at the front end of the connecting plate 506 slides to the outer side of the clamping rod 507, the door 502 is fixed to the front end of the shield 501, the upper end of the workbench 2 is protected, then the output shaft of the motor 605 is started to rotate to drive the rotating plate 606 to rotate, so as to drive the grinding roller to slide along the inner side of the boring hole to be ground.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Claims

1. Steering column bore hole burr grinding device, including support column (1) and workstation (2), workstation (2) fixed connection is in the upper end of support column (1), its characterized in that: the upper side of the workbench (2) is fixedly connected with a supporting plate (3), the left side of the upper side of the workbench (2) is fixedly connected with a fixing plate (4), a polishing mechanism is connected above the workbench (2), the polishing mechanism comprises a protection unit and a polishing unit, the protection unit is arranged at the upper end of the workbench (2), and the polishing unit is arranged at the upper ends of the supporting plate (3) and the fixing plate (4);

the protection unit comprises a protection cover (501), a protection door (502), a round rod (503), a baffle (504), a spring (505), a connecting plate (506) and a clamping rod (507), wherein the protection cover (501) is fixedly connected to the upper side edge of a workbench (2), the protection door (502) is connected to the front end of the protection cover (501), the round rod (503) is fixedly connected to the middle position of the front end of the right side of the protection cover (501), the baffle (504) is fixedly connected to the right end of the round rod (503), the spring (505) is fixedly connected to the left side of the baffle (504), the connecting plate (506) is fixedly connected to the left end of the spring (505), and the clamping rod (507) is fixedly connected to the right side of the protection door (502).

2. The steering column bore burr grinding device of claim 1, wherein: the rear end inside the connecting plate (506) is provided with a sliding hole, and the outer side of the round rod (503) is in sliding connection with the inner side of the sliding hole.

3. The steering column bore burr grinding device of claim 1, wherein: the left end of the guard door (502) is hinged with the left front end of the shield (501) through a hinge, a clamping hole is formed in the front end of the inside of the connecting plate (506), and the outer side of the clamping rod (507) is in sliding connection with the inner side of the clamping hole.

4. The steering column bore burr grinding device of claim 1, wherein: the polishing unit comprises a fixed ring (601), a first threaded rod (602), a first handle (603), a clamping plate (604), a motor (605), a rotating disc (606), a side plate (607), a bearing (608), a second threaded rod (609), a second handle (610), a limiting rod (611), a moving plate (612) and a polishing roller (613), wherein the fixed ring (601) is fixedly connected to the upper end of the supporting plate (3), the first threaded rod (602) is connected to the inside of the fixed ring (601), the first handle (603) is fixedly connected to one end of the first threaded rod (602) far away from the fixed ring (601), the clamping plate (604) is fixedly connected to one end of the first threaded rod (602) far away from the first handle (603), the motor (605) is fixedly connected to the left upper end of the fixed plate (4), the rotating disc (606) is fixedly connected to the right end of an output shaft of the motor (605), the side plate (607) is fixedly connected to the right upper end and lower end of the rotating disc (606), the bearing (608) is fixedly connected to the inside of the bearing (608) and is in symmetrical shape with the second threaded rod (608) near to the right end of the second threaded rod (608), the limiting rod (611) is fixedly connected to the left end of one side, adjacent to the two side plates (607), of the movable plate (612) is connected to the outer side of the limiting rod (611), and the polishing roller (613) is fixedly connected to the right end of the movable plate (612).

5. The steering column bore burr grinding apparatus of claim 4, wherein: the inside of solid fixed ring (601) is offered first screw hole of waiting the radian, the round hole has been offered to the inside right-hand member of guard shield (501) is located the position of solid fixed ring (601) right-hand member, the outside and the inboard threaded connection of first screw hole of first threaded rod (602), the one end and the outside butt of steering tube of first threaded rod (602) are kept away from to splint (604).

6. The steering column bore burr grinding apparatus of claim 4, wherein: limiting holes are formed in the left end of the inner portion of the moving plate (612), second threaded holes are formed in the right end of the inner portion of the moving plate (612), two second threaded rods (609) are arranged in number, one end of each second threaded rod (609) away from the corresponding second handle (610) is fixedly connected, the outer side of each second threaded rod (609) is in threaded connection with the inner side of each second threaded hole, two moving plates (612) on the outer sides of the corresponding second threaded rods (609) are symmetrical, and the outer sides of the limiting rods (611) are in sliding connection with the inner sides of the corresponding limiting holes.

7. The steering column bore burr grinding apparatus of claim 4, wherein: the outer side of the polishing roller (613) is in sliding connection with the inner side of the steering column inner boring.