Automobile hub spinning machine with positioning structure

Abstract

The utility model discloses an automobile hub spinning machine with a positioning structure, which comprises a base, symmetrically distributed vertical plates are mounted at the top of the base, and a horizontal plate is mounted at the tops of the two vertical plates; the air cylinder is installed in the center of the top of the horizontal plate, and the output end of the air cylinder penetrates through the horizontal plate and is connected with a pressing plate; a connecting plate is arranged at the top of the clamping block, a positioning structure is arranged on the connecting plate and the pressing plate, the positioning structure comprises a positioning part arranged at the top of the connecting plate, a positioning groove formed in the bottom of the pressing plate and a limiting ring installed on the inner side face of the positioning groove, and the positioning part can be inserted into the positioning groove and abut against the inner side of the limiting ring; compared with the prior art, the positioning structure has the advantages that the positioning part, the positioning groove and the limiting ring are matched to increase the positioning of the connecting plate and the pressing plate when the connecting plate and the pressing plate are spliced, so that the positioning of the clamping block and the pressing plate when the clamping block and the pressing plate are spliced is increased, and the splicing efficiency of the clamping block and the pressing plate is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of hub spinning presses, and particularly relates to an automobile hub spinning press with a positioning structure. Background Technique

[0002] An automobile hub spinning press changes the shape and size of a hub through the power of rotation and extrusion; during the spinning process, the hub blank is clamped on a core mold and makes a rotational motion, while the spinning wheel performs a feeding and pressing action, enabling the hub blank to continuously undergo plastic deformation point by point, thereby obtaining a hub with the desired shape.

[0003] A positioning mechanism for an automobile hub spinning press with a publication number of CN211757870U. This patent discloses including a cylinder, a top plate, positioning columns, sliding cylinders, a base, and clamping blocks. The positioning columns are fixedly arranged at the four corners of the upper surface of the base. The sliding cylinders are slidably sleeved on the outer surface of the positioning columns. The top plate is arranged at the upper ends of the positioning columns. The cylinder is fixedly installed on the upper surface of the top plate. The clamping blocks are located at the upper end of the base and are fixedly connected to the sliding cylinders through connecting rods. The end of the piston rod of the cylinder penetrates the lower surface of the top plate, and an internally threaded cylinder is fixedly arranged at the extending end. The lower end of the internally threaded cylinder is threadedly engaged with an externally threaded column; by designing a worm gear and a worm, turning the handwheel drives the externally threaded column to rotate, changing the distance between the clamping block and the turntable on the upper surface of the base.

[0004] The existing automobile hub spinning presses have the following problems when in use:

[0005] The clamping block and the pressing plate are fixedly spliced. When replacing different types of clamping blocks to adapt to different specifications of automobile hubs, due to the lack of a positioning structure, the splicing becomes more cumbersome. Content of the Utility Model

[0006] The purpose of the utility model is to provide an automobile hub spinning press with a positioning structure, which helps to increase the positioning of the splicing of the clamping block and the pressing plate and makes it more efficient to replace different types of clamping blocks.

[0007] To achieve the above object, the utility model provides the following technical solution: An automobile hub spinning press with a positioning structure, including

[0008] a base, on the top of the base, symmetrically distributed vertical plates are installed, and on the tops of the two vertical plates, a horizontal plate is installed;

[0009] a cylinder, the cylinder is installed at the center of the top of the horizontal plate, and the output end of the cylinder penetrates the horizontal plate and is connected to a pressing plate;

[0010] The clamping block is provided with a connecting plate at the top. A positioning structure is arranged on the connecting plate and the pressing plate. The positioning structure includes a positioning part arranged at the top of the connecting plate, a positioning groove opened at the bottom of the pressing plate, and a limiting ring installed on the inner side surface of the positioning groove. The positioning part can be inserted into the inside of the positioning groove and abuts against the inner side of the limiting ring.

[0011] Preferably, it further includes convex blocks symmetrically arranged on the side surface of the connecting plate, fastening pieces symmetrically arranged at the bottom of the pressing plate, and vertical rods arranged at the bottom of the fastening pieces.

[0012] Preferably, it further includes a threaded opening opened inside the vertical rod, a threaded column passing through the threaded opening, and a threaded groove opened on the side surface of the convex block for the threaded column to be screwed into.

[0013] Preferably, it further includes sliders symmetrically arranged on the side surface of the pressing plate, and sliding grooves opened on the side surface of the vertical plate for the sliders to slide.

[0014] Preferably, it further includes a driving box installed on the top of the base and located inside the two vertical plates. A protective door is hinged on the front surface of the driving box.

[0015] Preferably, a motor is installed inside the driving box, and the output shaft of the motor penetrates through the driving box and is connected to a turntable.

[0016] Preferably, the top of the base is installed with symmetrically distributed first electric push rods, and the output ends of the first electric push rods are connected to second electric push rods.

[0017] Preferably, a through opening for the output end of the second electric push rod to penetrate is opened inside the vertical plate, and the output end of the second electric push rod is connected to a rotating wheel.

[0018] Compared with the prior art, the beneficial effects of the present utility model are:

[0019] Through the designed positioning structure, by using the cooperation of the positioning part, the positioning groove, and the limiting ring, the positioning during the splicing of the connecting plate and the pressing plate is increased, which helps to increase the positioning during the splicing of the clamping block and the pressing plate and improves the splicing efficiency of the clamping block and the pressing plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a schematic structural diagram of the present utility model;

[0021] Figure 2 is a schematic structural diagram of the splicing of the clamping block and the pressing plate of the present utility model;

[0022] Figure 3 is of the present utility model Figure 2 magnified schematic structural diagram of area E;

[0023] Figure 4 is of the present utility modelFigure 2 Schematic diagram of the enlarged structure of the F area in

[0024] In the figure: 1, base; 2, vertical plate; 21, chute; 22, through port; 3, horizontal plate; 31, cylinder; 4, pressing plate; 41, slider; 42, positioning groove; 420, limiting ring; 5, clamping block; 6, drive box; 61, protective door; 62, turntable; 71, first electric push rod; 72, second electric push rod; 73, rotating wheel; 8, connecting plate; 81, positioning part; 82, convex seat; 820, threaded groove; 91, vertical rod; 92, fastening piece; 93, threaded column. Detailed implementation mode

[0025] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without making creative efforts belong to the scope of protection of the present invention.

[0026] Embodiment 1

[0027] Please refer to Figures 1 - 4 , which is the first embodiment of the present invention. This embodiment provides a car wheel hub spinning machine with a positioning structure, including

[0028] Base 1, on the top of the base 1, symmetrically distributed vertical plates 2 are installed. The base 1 improves the performance of stable support. On the top of the two vertical plates 2, a horizontal plate 3 is installed. The vertical plates 2 increase the support for the horizontal plate 3;

[0029] Cylinder 31, the cylinder 31 is installed at the center of the top of the horizontal plate 3, realizing the addition of the cylinder 31. The output end of the cylinder 31 penetrates the horizontal plate 3 and is connected to a pressing plate 4. When the cylinder 31 works, it can drive the pressing plate 4 to move up and down;

[0030] Clamping block 5, a connecting plate 8 is arranged on the top of the clamping block 5, realizing the addition of the connecting plate 8. A positioning structure is arranged on the connecting plate 8 and the pressing plate 4. The positioning structure includes a positioning part 81 arranged on the top of the connecting plate 8, realizing the addition of the positioning part 81, a positioning groove 42 opened at the bottom of the pressing plate 4, realizing the opening of the positioning groove 42, and a limiting ring 420 installed on the inner side of the positioning groove 42, realizing the addition of the limiting ring 420. The positioning part 81 can be inserted into the inside of the positioning groove 42 and abuts against the inner side of the limiting ring 420. By using the cooperation of the positioning part 81, the positioning groove 42, and the limiting ring 420, the positioning when the connecting plate 8 and the pressing plate 4 are spliced is increased, which helps to increase the positioning when the clamping block 5 and the pressing plate 4 are spliced and improves the splicing efficiency of the clamping block 5 and the pressing plate 4.

[0031] In this embodiment, preferably, it further includes convex seats 82 symmetrically arranged on the side surface of the connecting plate 8, realizing the addition of the convex seats 82, fastening pieces 92 symmetrically connected to the bottom of the pressing plate 4 by screws, realizing the stable installation of the fastening pieces 92, and vertical rods 91 arranged at the bottom of the fastening pieces 92, realizing the addition of the vertical rods 91.

[0032] In this embodiment, preferably, it further includes a threaded opening opened inside the vertical rod 91, realizing the opening of the threaded opening, a threaded column 93 passing through the threaded opening, a threaded groove 820 opened on the side surface of the convex seat 82 for the threaded column 93 to be screwed into. When the threaded column 93 is rotated and screwed into the threaded groove 820 of the convex seat 82, it helps to realize the stable installation of the connecting plate 8, thereby realizing the stable installation of the clamping block 5.

[0033] In this embodiment, preferably, it further includes a drive box 6 installed on the top of the base 1 and located inside the two vertical plates 2, realizing the addition of the drive box 6. A protective door 61 is hinged on the front surface of the drive box 6, and the protective door 61 can be opened, increasing the convenience of maintaining the inside of the drive box 6.

[0034] In this embodiment, preferably, a motor is installed inside the drive box 6, realizing the addition of the motor, and the output shaft of the motor passes through the drive box 6 and is connected to a turntable 62. When the motor works, it can drive the turntable 62 to rotate.

[0035] In this embodiment, preferably, symmetrically distributed first electric push rods 71 are installed at the top end of the base 1, realizing the addition of the first electric push rods 71, and the output end of the first electric push rod 71 is connected to a second electric push rod 72. When the first electric push rod 71 works, it can drive the second electric push rod 72 to move up and down.

[0036] In this embodiment, preferably, a through opening 22 for the output end of the second electric push rod 72 to pass through is opened inside the vertical plate 2, and the output end of the second electric push rod 72 is connected to a rotating wheel 73. When the second electric push rod 72 works, it can drive the rotating wheel 73 to move left and right, and use the rotating wheel 73 to perform a feeding and pressing action to cause plastic deformation of the hub blank, thereby obtaining a hub with the required shape.

[0037] Embodiment 2

[0038] Please refer to Figures 1 - 4 , which is the second embodiment of the present invention. This embodiment is based on the previous embodiment. The difference is:

[0039] It further includes sliders 41 symmetrically arranged on the side surface of the pressing plate 4, realizing the addition of the sliders 41, and sliding grooves 21 opened on the side surface of the vertical plate 2 for the sliders 41 to slide. By using the cooperation of the sliders 41 and the sliding grooves 21, the smooth up and down movement of the pressing plate 4 is increased.

[0040] Working principle and usage process of the utility model: During use, place the hub blank to be processed on the turntable 62. The cylinder 31 works to drive the pressure plate 4 downward. The downward movement of the pressure plate 4 drives the connecting plate 8 downward, and the downward movement of the connecting plate 8 drives the clamping block 5 to clamp the hub blank. The feed and pressurization action is performed by using the rotating wheel 73, causing the hub blank to undergo plastic deformation, thereby obtaining a hub with the desired shape.

[0041] Although the embodiments of the present utility model have been shown and described, see the above detailed description. For those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A rotary press for automobile wheels with a positioning structure, characterized in that: including a base (1), on the top of the base (1) there are symmetrically distributed vertical plates (2) mounted, and on the tops of the two vertical plates (2) there is a horizontal plate (3); a cylinder (31), the cylinder (31) is mounted at the center of the top of the horizontal plate (3), and the output end of the cylinder (31) penetrates through the horizontal plate (3) and is connected to a pressing plate (4); clamping blocks (5), on the top of the clamping blocks (5) there is a connecting plate (8), and on the connecting plate (8) and the pressing plate (4) there is a positioning structure, the positioning structure includes a positioning portion (81) provided on the top of the connecting plate (8), a positioning groove (42) opened on the bottom of the pressing plate (4), and a limiting ring (420) mounted on the inner side surface of the positioning groove (42), the positioning portion (81) can be inserted into the interior of the positioning groove (42) and abuts against the inner side of the limiting ring (420).

2. The automotive hub spinning press with a positioning structure according to claim 1, wherein: It also includes convex seats (82) symmetrically arranged on the side surface of the connecting plate (8), fastening pieces (92) symmetrically arranged on the bottom of the pressing plate (4), and vertical rods (91) provided at the bottom of the fastening pieces (92).

3. The automotive hub spinning press with a positioning structure according to claim 2, wherein: It also includes a threaded opening opened inside the vertical rod (91), a threaded column (93) penetrating through the threaded opening, and a threaded groove (820) opened on the side surface of the convex seat (82) for the threaded column (93) to be screwed into.

4. A kind of automobile wheel hub spinning press with a positioning structure according to claim 1, characterized in that: It also includes sliders (41) symmetrically arranged on the side surface of the pressing plate (4), and sliding grooves (21) opened on the side surface of the vertical plate (2) for the sliders (41) to slide.

5. A kind of automobile wheel hub spinning press with a positioning structure according to claim 1, characterized in that: It also includes a driving box (6) mounted on the top of the base (1) and located inside the two vertical plates (2), and a protective door (61) is hinged on the front surface of the driving box (6).

6. The rotary press for automobile wheels with a positioning structure according to claim 5, characterized in that: Inside the driving box (6) there is a motor, and the output shaft of the motor penetrates through the driving box (6) and is connected to a turntable (62).

7. A rotary press for automobile wheels with a positioning structure according to claim 1, characterized in that: On the top end of the base (1) there are symmetrically distributed first electric push rods (71) mounted, and the output end of the first electric push rod (71) is connected to a second electric push rod (72).

8. A rotary press for automobile wheels with a positioning structure according to claim 7, characterized in that: Inside the vertical plate (2) there is a through opening (22) for the output end of the second electric push rod (72) to penetrate through, and the output end of the second electric push rod (72) is connected to a rotating wheel (73).

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