Rack structure of automobile hub spinning machine

Abstract

The utility model discloses an automobile hub spinning machine frame structure which comprises a hub spinning machine frame mechanism, a hub spinning machine frame supporting table, a stand column with the bottom end connected with the corner position of the hub spinning machine frame supporting table, and a top cover connected with the top end of the stand column. The adjusting mechanism comprises a fixed box installed on the top of the top cover, a displacement hydraulic cylinder installed in the fixed box, a top block connected with the end, penetrating through the side face of the fixed box, of the displacement hydraulic cylinder, a side plate with the top end connected with the bottom surface of the top block and a limiting boss installed in the center of the side face of the side plate, and a bottom block is arranged at the bottom of the side plate; according to the hub spinning machine, the split design is adopted, the side face of the rack is opened, the displacement hydraulic cylinder drives the top block and the side plate to move towards the outer side, the side plate and the limiting boss are of a split structure with the hub spinning machine rack supporting table and the top cover, the side plate can be opened, and an accessory mechanism covered by the side plate can be conveniently overhauled.

Description

Technical Field

[0001] The utility model belongs to the technical field of hub spinning forming devices, and particularly relates to a frame structure of an automobile hub spinning machine. Background Technique

[0002] In the process of manufacturing and forming automobile hubs, there is a conventional metal forming process of spinning forming. The spinning hub process utilizes the principle that metal materials undergo plastic deformation under the action of temperature and stress. By rotating the die and applying axial pressure, the metal blank deforms along the die cavity shape, gradually obtaining the required hub shape. The rotating die and processing mechanism required by the spinning mechanism are installed on the hub spinning machine frame to form an automobile hub spinning machine; the Chinese utility model authorized patent application number CN201920194460.0 discloses a vertical spinning machine frame and machine tool with double arched beams. The process of using spinning technology to process automobile hubs is a conventional technology;

[0003] The spinning machine frame is a conventional frame-type integral structure. The rotating die and processing mechanism are installed inside the hub spinning machine frame. Usually, the spinning machine frame has only one side open or the front and back opposite sides are connected. Various accessory mechanisms are covered by the top and two side surfaces of the frame. During long-term use, it is necessary to repair various accessory mechanisms on the frame. Generally, the opening size is limited, which is not conducive to repairing various accessories covered inside the two sides of the frame and cannot be opened from the side to facilitate the repair of the covered accessories; when the spinning machine frame is in use, there is a problem that there is no split design and the side of the frame cannot be opened. For this reason, this application proposes a frame structure of an automobile hub spinning machine. Content of the Utility Model

[0004] The purpose of the utility model is to provide a frame structure of an automobile hub spinning machine to solve the problem that there is no split design and the side of the hub spinning machine frame cannot be opened as mentioned in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A frame structure of an automobile hub spinning machine, including

[0006] A hub spinning machine frame mechanism, including a support platform of the hub spinning machine frame, columns connected to the corners of the bottom end of the support platform of the hub spinning machine frame, and a top cover connected to the top ends of the columns;

[0007] An adjusting mechanism, including a fixed box installed on the top of the top cover, a displacement hydraulic cylinder installed inside the fixed box, a top block connected to one end of the displacement hydraulic cylinder penetrating through the side surface of the fixed box, a side plate connected to the bottom surface of the top block at the top end, and a limit convex platform installed at the center position of the side surface of the side plate. A bottom block is provided on the bottom of the side plate;

[0008] The limiting component includes a support plate installed on the side of the support platform of the hub spinning press frame, a lifting hydraulic cylinder installed inside the support plate, and an inclined stop block connected to the top end of the lifting hydraulic cylinder.

[0009] Preferably, the displacement hydraulic cylinders A and B inside the fixed box are in opposite directions, the cross-section of the top block is in the shape of a right trapezoid, and the cross-section of the bottom block is in the shape of a right triangle.

[0010] Preferably, the cross-section of the inclined stop block is in the shape of a right triangle, and the inclined surfaces of the opposite inclined stop blocks are parallel to the inclined surface of the bottom block.

[0011] Preferably, an installation groove is formed on the surface of the column, and an electromagnet is arranged inside the column in the installation groove.

[0012] Preferably, bumps are provided on the opposite surfaces of the limiting convex platforms, and the electromagnet is magnetically adsorbed and connected to the bumps.

[0013] Preferably, an air-filled expansion interference mechanism is installed on the limiting convex platform, including a shock-absorbing rubber pad installed on the limiting convex platform, an expansion rubber pad installed inside the shock-absorbing rubber pad, an expansion rubber tire installed inside the expansion rubber pad, and an air distribution and diversion frame installed inside the limiting convex platform. The surface of the bump on the same side as the shock-absorbing rubber pad is flush.

[0014] Preferably, the air distribution and diversion frame includes a diversion ring distributed at the center position of the limiting convex platform, and air pipes with one end distributed outside the diversion ring and the other end communicated with the inside of the corresponding expansion rubber tire.

[0015] Preferably, the width H of the shock-absorbing rubber pad is the same as the distance between the columns on the opposite side of the same side.

[0016] Compared with the prior art, the beneficial effects of the present utility model are:

[0017] In the present utility model, there is a split design and a design of opening the side of the frame. The displacement hydraulic cylinder drives the top block and the side plate to move outward. The side plate and the limiting convex platform are of a split structure with the support platform and the top cover of the hub spinning press frame, and the side plate can be opened, which is beneficial for the maintenance of the accessory mechanism covered by the side plate. Description of the Drawings

[0018] Figure 1 is a schematic structural diagram of the present utility model;

[0019] Figure 2 is a front view structural diagram of the support platform of the hub spinning press frame of the present utility model;

[0020] Figure 3 is a top view structural diagram of the fixed box of the present utility model;

[0021] Figure 4Schematic three-dimensional structure diagram of the column of the present utility model;

[0022] Figure 5 Schematic cross-sectional structure diagram of the limiting bump of the present utility model;

[0023] In the figure: 2, fixed box; 6, electromagnet; 11, support platform of the hub spinning machine frame; 12, column; 13, top cover; 31, displacement hydraulic cylinder; 32, top block; 33, side plate; 34, bottom block; 35, limiting boss; 36, shock-absorbing rubber pad; 41, support plate; 42, lifting hydraulic cylinder; 43, inclined baffle; 51, expanding rubber pad; 52, expanding rubber tire; 53, gas transmission pipe; 54, flow dividing ring; 351, bump. Specific implementation manners

[0024] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0025] Embodiment 1

[0026] Please refer to Figures 1 to 4, the present utility model provides a technical solution: a frame structure of an automotive wheel spinning press, including a frame mechanism of the wheel spinning press, which includes a support platform 11 of the frame of the wheel spinning press, a column 12 whose bottom end is connected to the corner position of the support platform 11 of the frame of the wheel spinning press, and a top cover 13 connected to the top end of the column 12. The column 12 is combined with the support platform 11 of the frame of the wheel spinning press and the top cover 13 by conventional methods; an adjustment mechanism, including a fixed box 2 installed on the top of the top cover 13, a displacement hydraulic cylinder 31 installed inside the fixed box 2, a top block 32 connected to one end of the displacement hydraulic cylinder 31 passing through the side surface of the fixed box 2, a side plate 33 whose top end is connected to the bottom surface of the top block 32, and a limit boss 35 installed at the center position of the side surface of the side plate 33. The fixed box 2 is combined with the top cover 13 by conventional methods. When the displacement hydraulic cylinder 31 operates, the displacement hydraulic cylinder 31 changes from a shortened state to an extended state, and the displacement hydraulic cylinder 31 drives the top block 32 and the side plate 33 to move outward. The side plate 33 and the limit boss 35 are of a split structure with the support platform 11 of the frame of the wheel spinning press and the top cover 13, and the side plate 33 can be opened, which is beneficial for overhauling the accessory mechanism covered by the side plate 33. A bottom block 34 is provided on the bottom of the side plate 33, and the bottom block 34 is combined with the side plate 33 by conventional methods; a limit component, including a support plate 41 installed on the side surface of the support platform 11 of the frame of the wheel spinning press, a lifting hydraulic cylinder 42 installed inside the support plate 41, and an inclined block 43 connected to the top end of the lifting hydraulic cylinder 42. The support plate 41 is combined with the side surface of the support platform 11 of the frame of the wheel spinning press by conventional methods. When the lifting hydraulic cylinder 42 operates, the lifting hydraulic cylinder 42 drives the inclined block 43 to move upward, so that the inclined block 43 fits with the bottom block 34, and the inclined block 43 limits the bottom block 34, so that the bottom block 34 is limited and supported.

[0027] In this embodiment, the displacement hydraulic cylinders 31A and 31B inside the fixed box 2 are in opposite directions. The displacement hydraulic cylinder 31 drives the corresponding top block 32 to move. The cross-section of the top block 32 is in the shape of a right trapezoid, the cross-section of the bottom block 34 is in the shape of a right triangle, and the cross-section of the inclined block 43 is in the shape of a right triangle. The inclined surfaces of the opposing inclined blocks 43 are parallel to the inclined surface of the bottom block 34, and the opposing inclined blocks 43 fit with the bottom block 34, and the inclined block 43 limits the bottom block 34, so that the bottom block 34 is limited and supported.

[0028] In this embodiment, an installation groove is provided on the surface of the column 12, an electromagnet 6 is provided in the installation groove of the column 12, a convex block 351 is provided on the opposite surface of the limit boss 35, and the electromagnet 6 is magnetically adsorbed to the convex block 351. When the electromagnet 6 is charged, the electromagnet 6 adsorbs the convex block 351, so that the convex block 351 and the limit boss 35 are in a firm state.

[0029] Steps for opening the side plate 33: The support platform 11 of the frame of the wheel spinning press, the column 12, the top cover 13 and the side plate 33 form the frame of the wheel spinning press;

[0030] When servicing the components covered by the upper side plate 33 of the hub spinning press frame, the electromagnet 6 is powered off, and the electromagnet 6 and the bump 351 are separated from the firmly adsorbed state;

[0031] The displacement hydraulic cylinder 31 operates, changing from the shortened state to the extended state. The displacement hydraulic cylinder 31 drives the top block 32 and the side plate 33 to move outward;

[0032] The side plate 33 and the limit boss 35 are of a split structure with the support platform 11 and the top cover 13 of the hub spinning press frame. The side plate 33 can be opened, which is beneficial for servicing the component mechanism covered by the side plate 33;

[0033] In summary: There is a design with a split design and an open side of the frame. The displacement hydraulic cylinder 31 drives the top block 32 and the side plate 33 to move outward. The side plate 33 and the limit boss 35 are of a split structure with the support platform 11 and the top cover 13 of the hub spinning press frame. The side plate 33 can be opened, which is beneficial for servicing the component mechanism covered by the side plate 33.

[0034] Embodiment 2

[0035] Please refer to Figures 1 to 5 , which is the second embodiment of the present invention. Based on the previous embodiment, in order to increase the damping effect, an inflatable expansion interference mechanism is installed on the limit boss 35, including a damping rubber pad 36 installed on the limit boss 35, an expansion rubber pad 51 installed in the damping rubber pad 36, an expansion rubber tire 52 installed inside the expansion rubber pad 51, and an air distribution frame installed inside the limit boss 35. The surface of the bump 351 on the same side as the damping rubber pad 36 is flush. The air distribution frame includes a distribution ring 54 distributed at the center of the limit boss 35 and an air pipe 53 with one end distributed outside the distribution ring 54 and the other end communicating with the inside of the corresponding expansion rubber tire 52. The limit boss 35 is connected to a conventional external inflation device, such as an air pump. The inflation device inflates the distribution ring 54 in the limit boss 35, and the gas is transported along the air pipe 53. The gas enters the expansion rubber tire 52, and the expansion rubber tire 52 and the expansion rubber pad 51 expand. The expanded expansion rubber pad 51 makes the damping rubber pad 36 in interference fit connection with the column 12. The expansion rubber tire 52, the expansion rubber pad 51, and the damping rubber pad 36 have elasticity and damping effects, avoiding minor vibrations between the limit boss 35 and the column 12.

[0036] In this embodiment, the width H of the damping rubber pad 36 is the same as the distance between the columns 12 on the same side and opposite. The damping rubber pad 36 has elasticity and damping effects, avoiding minor vibrations between the limit boss 35 and the column 12.

[0037] In summary: The conventional inflation device inflates the flow dividing ring 54 within the limit boss 35. The gas is conveyed along the gas pipeline 53 and enters the expansion rubber tire 52. The expansion rubber tire 52 and the expansion rubber pad 51 expand. The expanded expansion rubber pad 51 enables the shock-absorbing rubber pad 36 to be connected with the column 12 in an interference fit. The expansion rubber tire 52, the expansion rubber pad 51 and the shock-absorbing rubber pad 36 have elasticity and shock-absorbing effects, avoiding slight vibration between the limit boss 35 and the column 12.

[0038] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A frame structure of an automobile wheel spinning machine, characterized in that: including a hub spinning press frame mechanism, including a hub spinning press machine frame support platform (11), a column (12) with its bottom end connected to the corner position of the hub spinning press machine frame support platform (11), and a top cover (13) connected to the top end of the column (12); an adjusting mechanism, including a fixed box (2) installed on the top of the top cover (13), a displacement hydraulic cylinder (31) installed inside the fixed box (2), a top block (32) connected to one end of the displacement hydraulic cylinder (31) passing through the side surface of the fixed box (2), a side plate (33) with its top end connected to the bottom surface of the top block (32), and a limit boss (35) installed at the center position of the side surface of the side plate (33), and a bottom block (34) is provided on the bottom of the side plate (33); a limit component, including a support plate (41) installed on the side surface of the hub spinning press machine frame support platform (11), a lifting hydraulic cylinder (42) installed inside the support plate (41), and an inclined stop block (43) connected to the top end of the lifting hydraulic cylinder (42).

2. The frame structure of an automotive wheel spinning press according to claim 1, wherein: The displacement hydraulic cylinders (31)A and (31)B inside the fixed box (2) are in opposite directions, the cross-section of the top block (32) is in the shape of a right trapezoid, and the cross-section of the bottom block (34) is in the shape of a right triangle.

3. The frame structure of a car wheel hub spinning press according to claim 1, characterized in that: The cross-section of the inclined stop block (43) is in the shape of a right triangle, and the inclined surfaces of the opposite inclined stop blocks (43) are parallel to the inclined surface of the bottom block (34).

4. A frame structure of an automobile wheel hub spinning press according to claim 1, characterized in that: An installation groove is formed on the surface of the column (12), and an electromagnet (6) is arranged in the column (12) within the installation groove.

5. The frame structure of an automotive wheel spinning press according to claim 4, wherein: Protrusions (351) are provided on the opposite surfaces of the limit boss (35), and the electromagnet (6) is magnetically adsorbed to the protrusions (351).

6. The frame structure of an automotive wheel spinning press according to claim 5, wherein: An inflatable expansion interference mechanism is installed on the limit boss (35), including a shock-absorbing rubber pad (36) installed on the limit boss (35), an expansion rubber pad (51) installed inside the shock-absorbing rubber pad (36), an expansion rubber tire (52) installed inside the expansion rubber pad (51), and an air distribution and diversion frame installed inside the limit boss (35), and the surface of the protrusion (351) on the same side as the shock-absorbing rubber pad (36) is flush.

7. A frame structure of a rotary press for automobile wheels according to claim 6, characterized in that: The air distribution and diversion frame includes a diversion ring (54) distributed at the center position of the limit boss (35), and air pipes (53) with one end distributed outside the diversion ring (54) and the other end communicating with the inside of the corresponding expansion rubber tire (52).

8. A frame structure of a car wheel hub spinning press according to claim 7, characterized in that: The width H of the shock-absorbing rubber pad (36) is the same as the distance between the columns (12) on the opposite side of the same side.

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