CN110052810A - A kind of hub installing hole bushing press-fit equipment - Google Patents

Abstract

A wheel hub installation hole bushing press-in equipment, including a frame, the frame includes a horizontally arranged lower support plate, a control box is arranged under the frame, and three vertical columns arranged in a triangle are erected above the lower support plate, the three vertical columns There is also an upper support plate horizontally above, a sliding rod block is slidably sleeved along the column bodies of the three uprights, an upper pressing die is arranged at the center of the sliding bar block, a lower pressing die is arranged above the lower supporting plate, and a top surface of the lower pressing die is arranged. A number of bushing bearing columns are arranged on the upper part, and it also includes hydraulic components. The hydraulic components include an oil tank, a hydraulic cylinder and a motor. The oil tank is placed on the rear side of the frame. The hydraulic cylinder contains a telescopic rod. The hydraulic cylinder is placed above the upper support plate. The telescopic rod After passing through the upper support plate, it is connected to the upper die. The hydraulic cylinder is connected to the oil tank through the upper oil pipe and the oil return pipe. The motor is placed above the oil tank to drive the upper oil pipe and the oil return pipe to realize the up and down movement of the telescopic rod. The present invention has the advantages of fast pressing. , the advantages of high efficiency.

Description

A wheel hub mounting hole bushing press-in equipment

technical field

The invention relates to the technical field of wheel hub manufacturing, in particular to a wheel hub installation hole bushing press-in device.

Background technique

The mounting holes of the wheel hub are the connecting holes used to connect the wheel hub to the body. The number of mounting holes of the wheel hub is generally 4-6, which are evenly distributed around the center of the wheel hub. The distance between the location of the mounting hole of the wheel hub and the center of the wheel hub It is not a uniform value. It is generally distinguished by diameter. Common examples are: 112 and 114.3. Because the mounting hole of the wheel hub is in a situation where there is more wear and tear, in order to reduce the wear of the connecting bolt on the mounting hole of the wheel hub, wheel hub companies should The market demand adds a bushing to each mounting hole of the wheel hub, which has achieved the effect of reducing wear and tear. The bushing is shown in 1. However, most of the current methods of inserting the bushing into the mounting hole of the wheel hub are manually beating with a hammer However, this processing method has the following disadvantages: 1. The processing efficiency is slow, 2. If the tapping position is not correct, it will cause surface damage to the already processed hub, 3. The processing efficiency is low, and 4. The labor amount is increased, based on In view of the above shortcomings, it is necessary to provide a hub mounting hole bushing press-in device to solve the aforementioned technical problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a wheel hub mounting hole bushing press-in device in order to solve the above problems.

The present invention achieves the above objects through the following technical solutions: a wheel hub installation hole bushing press-in equipment, including a frame, the frame includes a horizontally arranged lower support plate and a control box is arranged below the frame, Three uprights in a triangular arrangement are erected above the lower support plates. An upper support plate is also horizontally arranged above the three uprights. An upper die is arranged downward at the center of the block circle, a lower die is arranged above the lower support plate and just below the upper die, and several bushing bearing column;

Also includes a hydraulic assembly, the hydraulic assembly includes an oil tank, a hydraulic cylinder and a motor, the oil tank is placed on the rear side of the frame, the hydraulic cylinder contains a telescopic rod, and the hydraulic cylinder is placed on the upper support plate Above, the telescopic rod is connected to the upper die after passing through the upper support plate, and drives the upper die to reciprocate up and down. The hydraulic cylinder is connected to the fuel tank through the upper oil pipe and the oil return pipe. The motor is placed above the oil tank to drive the oil supply pipe and the oil return pipe to move the telescopic rod up and down, and the motor is electrically connected to the control box.

Further, in order to improve automation and save idling time, the device further includes a limit component, which further includes a limit component, and the limit component includes: a limit column, and the limit column is placed on the lower support plate It is located on one side of one of the uprights, the upright is provided with an adjustment slot in the vertical direction, and an adjustment screw is arranged in the adjustment slot. One end of the adjustment screw is connected to the position sensor bearing plate, and the other end is An adjusting nut, a pressure plate is also arranged between the limit post and the adjusting nut, a position sensor is arranged on the position sensor carrier plate, and the sensor is in contact with the upper surface of the sliding rod block, The sensor is electrically connected to the control box through a position sensor wire.

Further, in order to prevent surface scratches on the finished wheel hub during the process of pressing the bushing, the lower surface of the upper die is provided with a soft pad.

Further, in order to increase the adaptability of the lower die, the lower die is composed of a base, a middle column and an upper pressure plate from bottom to top, the middle column is fixedly connected to the base, and the center of the upper surface of the middle column is A circular hole is arranged downward at the lower surface of the upper pressure plate, and a cylinder matching the circular hole is arranged downward at the center of the lower surface of the upper pressure plate. The bushing bearing column includes a connecting rod at the lower end and a support rod at the upper end, The support rod is used to support the bushing, and the upper surface of the upper platen is provided with several layers of connecting holes matching the connecting rods from the center of the circle from the inside to the outside. There are several evenly distributed on the circumference of the upper pressure plate.

Preferably, the connecting rod and the connecting hole are connected by threads.

beneficial effect

The beneficial effects of the present invention are:

Compared with the traditional manual beating method, the utility model can suppress multiple bushings on the entire wheel hub at one time, which is convenient and quick, saves manpower and improves efficiency, and at the same time, a limit device is added, which is used in the pressing occasion of small wheel hubs. There is no need for a high stroke, further saving time.

The lower pressing die is divided into several structures, and the upper pressing plate is provided with connecting holes suitable for different numbers of installation holes and installation diameters, which increases the adaptability.

Description of drawings

Fig. 1 is a schematic diagram of a bushing structure;

Fig. 2 is the structural representation of the invention;

Fig. 3 is the second angle perspective view of the present invention;

Fig. 4 is a partial enlarged view;

Figure 5 is a schematic diagram of the bushing on the lower die;

Figure 6 is a schematic structural diagram of a bushing bearing column;

Figure 7 is a schematic diagram of the structure of the lower die base and the middle column

Fig. 8 is a kind of structural representation of upper platen;

Fig. 9 is the structural representation of another kind of upper platen;

In the figure: 1-frame, 1a-lower support plate;

2- control box;

3- hydraulic components, 3a- fuel tank, 3b- oil pipe, 3c- oil return pipe, 3d- hydraulic cylinder, 3e- telescopic rod, 3f- motor;

4-column;

5-upper support plate;

6-slider block;

7-upper die;

8- bushing bearing column, 8a- connecting rod, 8b- supporting rod;

9-Limit assembly, 9a-Limit post (9a), 9b-Adjust screw, 9c-Adjust nut, 9d-Press plate, 9e-Position sensor carrier plate, 9f-Position sensor wire, 9g-Position sensor;

10-lower die, 10a-base, 10b-intermediate column, 10c-upper platen, 10ba-round hole, 10ca-cylinder, 10cb-connecting hole.

Detailed ways

The present invention will be further explained below with reference to the accompanying drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention rather than to limit the scope of the present invention. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description, and the words "left", "right", "upper" and "lower" ” refers to the direction in the drawings, and the words “front” and “rear” refer to directions toward or away from the geometric center of a specific component, respectively. To describe clearly and completely, it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, those of ordinary skill in the art will not make creative efforts on the premise All other embodiments obtained belong to the protection scope of the present invention.

Example 1

Please refer to Fig. 2 to Fig. 5, a wheel hub mounting hole bushing press-in equipment, including a frame 1, the frame 1 has a horizontally arranged lower support plate 1a, and a control box 2 is arranged under the frame 1, The control box 2 provides the power supply and control signals of the whole device, and three vertical columns 4 arranged in a triangle are erected above the lower support plate 1a, and an upper support plate 5 is also horizontally arranged above the three vertical columns 4. A slider block 6 is provided, the slider block 6 has three claws extending outward from the center of the circle, each claw corresponds to a column 4, and the center of the slider block 6 is provided with an upper die 7 downward, and the lower support plate 1a A lower die 10 is arranged above and just below the upper die 7, and several bushing bearing columns 8 are evenly arranged along the circumferential direction on the top surface of the lower pressing die 10, and the bushing is placed on the top of the bushing bearing column 8;

The device also includes a hydraulic assembly 3, the hydraulic assembly 3 includes an oil tank 3a, a hydraulic cylinder 3d and a motor 3f, the oil tank 3a is placed on the rear side of the frame 1, the hydraulic cylinder 3d contains a telescopic rod 3e, and the hydraulic cylinder 3d is placed on the upper support Above the plate 5, the telescopic rod 3e is connected to the upper die 7 after passing through the upper support plate 5, and drives the upper die 4 to reciprocate up and down. The hydraulic cylinder 3d is connected to the oil tank 3a through the upper oil pipe 3b and the oil return pipe 3c. The function above the oil tank 3a is to drive the upper oil pipe 3b and the oil return pipe 3c to make the telescopic rod 3e move up and down. The motor 3f is connected to and controlled by the control box 2 .

In order to facilitate the improvement of automation and save the idling time, the device further includes a limit component 9, the limit component 9 includes: a limit column 9a, the limit column 9a is placed on the lower support plate 1a and is located in one of the vertical columns 4. One side, preferably on the side of the column 4 in the middle, because the back space is large, it is not in the way, the column 4 is provided with an adjustment groove in the vertical direction, and an adjustment screw 9b is arranged in the adjustment groove, and one end of the adjustment screw 9b is The position sensor carrying plate 9e is connected, the other end is provided with an adjusting nut 9c, a pressure plate 9d is also provided between the limit post 9a and the adjusting nut 9c, the position sensor carrying plate 9e is provided with a position sensor 9g, and the sensor 9g is connected to the position sensor 9g. The upper surface of the slider block 6 is in contact, and the sensor 9g is connected to and controlled by the control box 2 through the position sensor wire 9f.

In order to prevent surface scratches on the finished wheel hub during the pressing of the bushing, the lower surface of the upper die 7 is provided with a soft pad.

Example 2

Please refer to the figure, in order to increase the adaptability of the lower die, the lower die 10 is changed from bottom to top to a base 10a, a middle column 10b and an upper pressure plate 10c, the middle column 10b is fixedly connected to the base 10a, and the middle column 10b There is a circular hole 10ba downward at the center of the upper surface of the upper pressure plate 10c, a cylinder 10ca matching the circular hole 10ba is arranged downward at the center of the lower surface of the upper pressure plate 10c, and the bushing bearing column 8 includes a connecting rod 8a at the lower end and The support rod 8b is used to support the bushing, and the upper surface of the upper platen 10c is provided with several layers of connecting holes 10cb matching the connecting rod 8a from the center of the circle from the inside to the outside. The circumference of the upper pressure plate 10c is evenly distributed with several holes, because the number of hub mounting holes is 4, 5 and 6, and the diameters are also 112 and 114.3, so the connection on the upper pressure plate 10 is The holes 10cb are made of the same number of holes as an upper platen 10, in which the connecting holes 10cb with the same number of holes are set in one layer from the inside to the outside in one diameter. When it is used later, it is only necessary to replace the corresponding upper plate according to the number of hub mounting holes. The pressure plate 10 is sufficient. For the convenience of operation, the connecting rod 8a and the connecting hole 10cb are screwed together.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. A wheel hub mounting hole bushing press-in device, comprising a frame (1), the frame (1) comprising a horizontally arranged lower support plate (1a), There is a control box (2), which is characterized in that three vertical columns (4) arranged in a triangle are erected above the lower support plate (1a), and an upper support plate (5) is also horizontally arranged above the three vertical columns (4). ), a sliding rod block (6) is slidably sleeved along the column bodies of the three upright columns (4), and an upper die (7) is provided downward at the center of the sliding rod block (6). A lower die (10) is provided above the support plate (1a) and located directly below the upper die (7), and a plurality of bushings are evenly arranged along the circumferential direction on the top surface of the lower die (10). post(8); Also includes a hydraulic assembly (3), the hydraulic assembly (3) includes an oil tank (3a), a hydraulic cylinder (3d) and a motor (3f), the oil tank (3a) is placed on the rear side of the frame (1) , the hydraulic cylinder (3d) includes a telescopic rod (3e), the hydraulic cylinder (3d) is placed above the upper support plate (5), and the telescopic rod (3e) passes through the upper support plate ( 5) After being connected to the upper die (7), the upper die (7) is driven to reciprocate up and down, and the hydraulic cylinder (3d) is connected to the hydraulic cylinder (3d) through the upper oil pipe (3b) and the return pipe (3c). The oil tank (3a) is connected, and the motor (3f) is placed above the oil tank (3a) to drive the oil upper pipe (3b) and the oil return pipe (3c) to move the telescopic rod (3e) up and down. The motor (3f) is electrically connected to the control box (2). 2. A hub mounting hole bushing press-in device according to claim 1, characterized in that: further comprising a limit assembly (9), the limit assembly (9) comprising: a limit post (9a), The limiting column (9a) is placed on the lower support plate (1a) and is located on one side of one of the uprights (4). An adjusting screw (9b) is arranged in the groove, one end of the adjusting screw (9b) is connected with the position sensor bearing plate (9e), and the other end is provided with an adjusting nut (9c). A pressure plate (9d) is also arranged between the adjusting nuts (9c), a position sensor (9g) is arranged on the position sensor carrying plate (9e), and the sensor (9g) is connected to the sliding rod block (6). ) are in contact with the upper surface of the sensor (9g), and the sensor (9g) is electrically connected to the control box (2) through a position sensor wire (9f). 3 . The device for pressing the hub mounting hole bushing according to claim 1 , wherein the lower surface of the upper die ( 7 ) is provided with a soft pad. 4 . 4. A wheel hub installation hole bushing press-in device according to claim 1, characterized in that: the lower die (10) is pressed from bottom to top by the base (10a), the middle column (10b) and the upper pressure A plate (10c) is formed, the middle column (10b) is fixedly connected with the base (10a), a circular hole (10ba) is downwardly provided at the center of the upper surface of the middle column (10b), and the upper pressure plate A cylinder (10ca) matched with the circular hole (10ba) is provided downward at the center of the lower surface of (10c), and the bushing bearing column (8) includes a connecting rod (8a) at the lower end and a support at the upper end Rod (8b), the support rod (8b) is used to support the bushing, and the upper surface of the upper pressure plate (10c) is provided with several layers of matching rods (8a) from the center of the circle from the inside to the outside. Connecting holes (10cb), the connecting holes (10cb) of each layer are evenly distributed along the circumference of the upper platen (10c). 5 . The device for pressing a hub mounting hole bushing according to claim 4 , wherein the connecting rod ( 8 a ) is connected with the connecting hole ( 10 cb ) through threads. 6 .