CN216540993U

CN216540993U - Automobile wheel hub mounting hole drill jig

Info

Publication number: CN216540993U
Application number: CN202122832958.5U
Authority: CN
Inventors: 王树山; 梁伯华; 张亚楠; 廖忠; 刘中波; 周思龙; 廖游艇
Original assignee: Chongqing Wanfeng Aowei Aluminum Wheel Co ltd
Current assignee: Chongqing Wanfeng Aowei Aluminum Wheel Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-05-17
Anticipated expiration: 2031-11-18

Abstract

The utility model relates to the technical field of hub production equipment, in particular to a drilling machine clamp for an automobile hub mounting hole, which comprises an equipment body, a first positioning groove is arranged on the upper surface of the equipment body, a fixed bracket is fixedly arranged on the outer side of the first positioning groove on the upper surface of the equipment body, a hydraulic cylinder is fixedly arranged on the lower surface of the fixed bracket, a fixing mechanism is arranged at the output end of the hydraulic cylinder, the fixing mechanism is slidably arranged on the outer walls of the two guide rods, the two guide rods are fixedly arranged on the upper surface of the equipment body, the fixing mechanism comprises a shell, when in fixation, the side surface of the hub is pressed tightly by the elasticity of the spring, and the fixed pressure is buffered by the gasket, thereby preventing the damage phenomenon of the surface of the hub when in fixation, after fixing, make drilling equipment can carry out the drilling through the circular slot to avoid fixed equipment drilling that influences after accomplishing.

Description

Automobile wheel hub mounting hole drill jig

Technical Field

The utility model relates to the technical field of hub production equipment, in particular to a drilling machine clamp for an automobile hub mounting hole.

Background

In the process of reproducing the automobile hub, a drilling machine device is required to be used for forming a mounting hole, the hub is required to be fixed on a drill through a clamp before drilling, as the drilling machine clamp with good reinforcing effect is provided by the patent with the application number of CN201921310843.6, the drilling machine clamp comprises a mounting seat and a clamping mechanism, the clamping mechanism is arranged on the mounting seat and comprises two reinforcing components and two guide rails, the reinforcing components comprise a moving seat, a power unit, a supporting plate, two supporting rods and at least two fixing units, the fixing units comprise connecting sleeves, connecting rods, springs and rubber blocks, the power unit comprises a screw rod, a turntable, a fixing block and a connecting bearing, in the drilling machine clamp with good reinforcing effect, the contact area between the clamp and workpieces with different shapes is increased through the clamping mechanism, and the firmness of the clamp for reinforcing the workpieces is improved, compared with the existing clamping mechanism, the clamping mechanism has the advantages that the probability of excessive extrusion of the connecting rod on the workpiece is reduced through the buffering effect of the spring, and the probability of abrasion of the workpiece is reduced.

However, according to the technical scheme, when the hub is clamped and fixed through the side face, the phenomenon that the hub is damaged due to the fact that the side face of the hub is uneven and the clamping pressure is large can be achieved, the phenomenon that the hub is not fixed firmly can be achieved due to the fact that the clamping force is small, and the work of a drilling machine can be affected due to the fact that the hub is clamped from the front side, so that the automobile hub mounting hole drilling machine fixture is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a drilling machine clamp for an automobile hub mounting hole, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides an automobile wheel hub mounting hole drilling machine anchor clamps, includes the equipment body, first locating groove has been seted up to equipment body upper surface, the outside fixed mounting that equipment body upper surface is located first locating groove has the fixed bolster, fixed surface installs the pneumatic cylinder under the fixed bolster, fixed establishment is installed to the output of pneumatic cylinder, fixed establishment slidable mounting is on the outer wall of two guide bars, two guide bar fixed mounting is at the upper surface of equipment body, fixed establishment includes the shell.

Preferably, a second positioning groove is formed in the inner surface of the first positioning groove, a third positioning groove is formed in the inner surface of the second positioning groove, and a material leaking groove is formed in the inner surface of the third positioning groove in a penetrating mode.

Preferably, two sliding sleeves are symmetrically and fixedly mounted at the upper end of the outer wall of the shell, and the two sliding sleeves are respectively slidably mounted on the outer wall of the guide rod.

Preferably, the circular groove is formed in the upper surface of the shell, the inner wall of the shell is provided with a plurality of guide grooves, each guide groove is internally provided with a guide block in a sliding mode, and the guide blocks are fixedly arranged on the upper surface of the first circular ring.

Preferably, the first circular ring corresponds the setting with first constant head tank, slidable mounting second circular ring on the inner wall of first circular ring, the second circular ring corresponds the setting with the second constant head tank, the last fixed surface of second circular ring installs the first stopper of a plurality of, every the lower surface of first stopper all with the upper surface swing joint of first circular ring.

Preferably, a third circular ring is slidably mounted on the inner wall of the second circular ring, a plurality of second limiting blocks are fixedly mounted on the upper surface of the third circular ring, and the lower surfaces of the second limiting blocks are slidably connected with the upper surface of the second circular ring.

Preferably, a plurality of springs are fixedly mounted on the upper surfaces of the third ring, the second ring and the first ring, the upper end of each spring is fixedly connected with the inner wall of the shell, and gaskets are fixedly mounted on the lower surfaces of the third ring, the second ring and the first ring.

Compared with the prior art, the utility model has the following beneficial effects:

(1) when the wheel hub is fixed, the side face of the wheel hub is pressed tightly through the elasticity of the spring, and the fixed pressure is buffered through the gasket, so that the phenomenon that the surface of the wheel hub is damaged when the wheel hub is fixed is prevented, after the wheel hub is fixed, drilling equipment can drill through the circular groove, and the phenomenon that the equipment drilling is influenced after the wheel hub is fixed is avoided.

(2) According to the utility model, the first positioning groove, the second positioning groove and the third positioning groove are arranged corresponding to the first circular ring, the second circular ring and the third circular ring, and each circular ring corresponds to the hubs with different sizes, so that the smaller hub is fixed on the inner wall of the larger circular ring, and the phenomenon that the hub is not firmly fixed and moves during drilling is prevented.

Drawings

FIG. 1 is a schematic overall structure diagram of a drilling machine fixture for automobile hub mounting holes, according to the present invention;

FIG. 2 is a schematic side view of a drill jig for automobile hub mounting holes according to the present invention;

FIG. 3 is a schematic structural diagram of a fixing mechanism of a drilling machine fixture for automobile hub mounting holes in a top view;

FIG. 4 is a sectional structure view at A-A in FIG. 3 of the automobile hub mounting hole drilling machine clamp of the present invention.

In the figure: 1. an apparatus body; 2. a first positioning groove; 3. a second positioning groove; 4. a third positioning groove; 5. a material leaking groove; 6. a guide bar; 7. fixing a bracket; 8. a hydraulic cylinder; 9. a fixing mechanism; 901. a housing; 902. a sliding sleeve; 903. a guide groove; 904. a guide block; 905. a first circular ring; 906. a first stopper; 907. a second circular ring; 908. a third circular ring; 909. a second limiting block; 9010. a circular groove; 9011. a gasket; 9012. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1-4, an automobile hub mounting hole drilling machine fixture comprises an equipment body 1, a first positioning groove 2 is formed in the upper surface of the equipment body 1, a fixing support 7 is fixedly mounted on the outer side of the first positioning groove 2 in the upper surface of the equipment body 1, a hydraulic cylinder 8 is fixedly mounted on the lower surface of the fixing support 7, a fixing mechanism 9 is mounted at the output end of the hydraulic cylinder 8, the fixing mechanism 9 is slidably mounted on the outer walls of two guide rods 6, the two guide rods 6 are fixedly mounted on the upper surface of the equipment body 1, and the fixing mechanism 9 comprises a shell 901.

In this embodiment, second constant head tank 3 has been seted up to 2 inside surfaces in first constant head tank, third constant head tank 4 has been seted up to 3 inside surfaces in second constant head tank, the inside surface of third constant head tank 4 runs through and has been seted up hourglass silo 5, through first constant head tank 2, second constant head tank 3 and third constant head tank 4 and first ring 905, second ring 907 and third ring 908 correspond the setting, each ring is corresponding with unidimensional wheel hub again, thereby make less wheel hub fix at the ring inner wall of great one-level, thereby the phenomenon that the removal appears in the wheel hub is fixed insecure when preventing to drill.

It can be understood that in the present application, two sliding sleeves 902 are symmetrically and fixedly installed on the upper end of the outer wall of the casing 901, the two sliding sleeves 902 are respectively and slidably installed on the outer wall of the guiding rod 6, the upper surface of the casing 901 is provided with a circular groove 9010, the inner wall of the casing 901 is provided with a plurality of guiding grooves 903, a guiding block 904 is slidably installed inside each guiding groove 903, the plurality of guiding blocks 904 are respectively and fixedly installed on the upper surface of a first circular ring 905, the first circular ring 905 is arranged corresponding to the first positioning groove 2, the inner wall of the first circular ring 905 is provided with a second circular ring 907 in a sliding manner, the second circular ring 907 is arranged corresponding to the second positioning groove 3, the upper surface of the second circular ring 907 is fixedly provided with a plurality of first limiting blocks 906, the lower surface of each first limiting block 906 is movably connected with the upper surface of the first circular ring 905, the inner wall of the second circular ring 907 is provided with a third circular ring 908 in a sliding manner, the upper surface of the third circular ring 908 is fixedly provided with a plurality of second limiting blocks 909, the lower surface of the second limiting block 909 is slidably connected with the upper surface of the second ring 907, the upper surfaces of the third ring 908, the second ring 907 and the first ring 905 are fixedly provided with a plurality of springs 9012, the upper end of each spring 9012 is fixedly connected with the inner wall of the shell 901, the lower surfaces of the third ring 908, the second ring 907 and the first ring 905 are fixedly provided with gaskets 9011, when the hydraulic cylinder 8 works, the shell 901 is driven to move, the shell 901 moves downwards by taking the guide rod 6 as a path through the sliding sleeve 902, the shell 901 drives the first ring 905, the second ring 907 and the third ring 908 to synchronously move downwards, so that hubs with different sizes are pressed and fixed, when the hubs are fixed, the outer sides of the hubs are positioned in the larger rings, the sides of the hubs are pressed by the elasticity of the springs 9012, the pressure which can be fixed is buffered by the gaskets 9011, and therefore the phenomenon that the surfaces of the hubs are damaged when fixed is prevented, the drilling equipment can drill holes through the circular groove 9010, so that the drilling of the equipment is prevented from being influenced during fixing.

This automobile wheel hub mounting hole drill jig's theory of operation:

when using, at first start pneumatic cylinder 8, thereby promote shell 901 and use guide bar 6 to move down as the route through sliding sleeve 902, make shell 901 drive first ring 905, second ring 907 and third ring 908 move downwards in step, thereby compress tightly fixedly the wheel hub of equidimension not, during the fixing, make the wheel hub outside be in the inside of great ring, compress tightly the side of wheel hub through the elasticity of spring 9012, and through the fixed pressure of gasket 9011 buffering, thereby prevent that the wheel hub surface from appearing the phenomenon of damage when fixed, after fixing, make drilling equipment can drill through circular slot 9010, thereby influence equipment drilling when avoiding fixing.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automobile wheel hub mounting hole drilling machine anchor clamps, includes equipment body (1), its characterized in that: first constant head tank (2) have been seted up to equipment body (1) upper surface, the outside fixed mounting that equipment body (1) upper surface is located first constant head tank (2) has fixed bolster (7), fixed bolster (7) lower fixed surface installs pneumatic cylinder (8), fixed establishment (9) are installed to the output of pneumatic cylinder (8), fixed establishment (9) slidable mounting is on the outer wall of two guide bars (6), two guide bar (6) fixed mounting is at the upper surface of equipment body (1), fixed establishment (9) include shell (901).

2. The automobile hub mounting hole drilling machine clamp of claim 1, characterized in that: second constant head tank (3) have been seted up to first constant head tank (2) internal surface, third constant head tank (4) have been seted up to second constant head tank (3) internal surface, the inside surface of third constant head tank (4) runs through and has seted up hourglass silo (5).

3. The automobile hub mounting hole drilling machine clamp of claim 1, characterized in that: two sliding sleeves (902) are symmetrically and fixedly installed at the upper end of the outer wall of the shell (901), and the two sliding sleeves (902) are respectively installed on the outer wall of the guide rod (6) in a sliding mode.

4. The automobile hub mounting hole drilling machine clamp of claim 3, characterized in that: circular slot (9010) have been seted up to shell (901) upper surface, a plurality of guide way (903) have been seted up on the inner wall of shell (901), every equal slidable mounting in guide way (903) has guide block (904), a plurality of guide block (904) all fixed mounting are at the upper surface of first ring (905).

5. The automobile hub mounting hole drilling machine clamp of claim 4, characterized in that: the first circular ring (905) is arranged corresponding to the first positioning groove (2), a second circular ring (907) is arranged on the inner wall of the first circular ring (905) in a sliding mode, the second circular ring (907) is arranged corresponding to the second positioning groove (3), a plurality of first limiting blocks (906) are fixedly arranged on the upper surface of the second circular ring (907), and the lower surface of each first limiting block (906) is movably connected with the upper surface of the first circular ring (905).

6. The automobile hub mounting hole drilling machine clamp of claim 5, characterized in that: a third circular ring (908) is slidably mounted on the inner wall of the second circular ring (907), a plurality of second limiting blocks (909) are fixedly mounted on the upper surface of the third circular ring (908), and the lower surface of each second limiting block (909) is slidably connected with the upper surface of the second circular ring (907).

7. The automobile hub mounting hole drilling machine clamp of claim 6, characterized in that: a plurality of springs (9012) are fixedly mounted on the upper surfaces of the third ring (908), the second ring (907) and the first ring (905), the upper end of each spring (9012) is fixedly connected with the inner wall of the shell (901), and gaskets (9011) are fixedly mounted on the lower surfaces of the third ring (908), the second ring (907) and the first ring (905).