Floating type hub clamp

Abstract

The utility model relates to the technical field of hub clamps, and discloses a floating hub clamp which comprises a mounting base and a plurality of floating clamps used for clamping a hub, the floating clamps are all mounted on the mounting base, and the floating clamps are evenly distributed along the circumference of the mounting base. The mounting base comprises a mounting shell and a connecting seat, the connecting seat is mounted in the mounting shell, a push-pull rod is mounted on the inner wall of the mounting shell, and the push-pull rod is located in the connecting seat; the floating clamp comprises a clamping seat and a fixing seat, the fixing seat is connected to the end face of the connecting seat, a crank and a connecting rod are connected to the clamping seat, and one end of the crank is connected with the surface of the fixing seat. According to the floating type hub clamp, the mounting base and the floating clamp are arranged, the inner side face, the outer side face and the inner circumferential face of a hub flange can be clamped through the clamping stations of the clamping seats and the clamping heads, and the situation that a hub is damaged due to too large clamping force can be effectively avoided.

Description

Technical Field

[0001] This utility model relates to the field of wheel hub clamping technology, specifically a floating wheel hub clamp. Background Technology

[0002] A wheel hub is a cylindrical metal component that supports the tire from the inside and is mounted on an axle. It is also called a wheel rim, steel rim, wheel, or tire rim. After the wheel hub and tire are processed, the wheel hub needs to be fixed on a tire changer for assembly.

[0003] like Figure 1 As shown, the traditional tire changer uses three jaws to clamp the wheel hub by pressing against the inner diameter circumference of the wheel hub at an angle to the plane. This is a sharp-corner clamping method, which can easily damage wheel hubs made of poor materials. Furthermore, when the clamping force is too great, the jaws can deform the top of the wheel hub and easily slip. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a floating wheel hub clamp, which solves the problems mentioned in the background.

[0005] This utility model provides the following technical solution: a floating wheel hub clamp, comprising: a mounting base and a plurality of floating clamps for clamping wheel hubs, wherein the plurality of floating clamps are mounted on the mounting base and the plurality of floating clamps are evenly distributed along the circumference of the mounting base;

[0006] The mounting base includes a mounting shell and a connecting seat. The connecting seat is installed inside the mounting shell, and a push-pull rod is installed on the inner wall of the mounting shell, with the push-pull rod located inside the connecting seat.

[0007] The floating fixture includes a clamping seat and a fixed seat. The fixed seat is connected to the end face of the connecting seat. A crank and a connecting rod are respectively installed on the clamping seat. One end of the crank is connected to the surface of the fixed seat, and one end of the connecting rod is connected to the inner wall of the fixed seat. A drive wheel is installed on the crank. The clamping seat has at least one clamping station. A floating spring is installed at the clamping station. One end of the floating spring is connected to a chuck. A connecting pin is installed at the clamping station. The chuck is installed on the surface of the connecting pin.

[0008] The telescopic end of the push-pull rod is equipped with an annular push block, and a drive rod is installed on the surface of the annular push block at the position corresponding to the drive wheel. The drive wheel is located between the drive rod and the annular push block.

[0009] Preferably, the inner wall of the clamping station is provided with an installation groove, one end of the floating spring is connected to the inner wall of the installation groove, and the other end of the floating spring is connected to the inner wall of the chuck.

[0010] Preferably, the two ends of the connecting rod are provided with first mounting holes, and the inner walls of the two first mounting holes are provided with rotating shafts, and the two rotating shafts are installed on the clamping seat and the fixing seat respectively.

[0011] Preferably, the number of the cranks arranged on each floating clamp is two, the two cranks are located on the two sides of the connecting rod, a first half-threaded bolt is installed between the two cranks, a threaded section of the first half-threaded bolt is connected with a first nut, and the driving wheel is rotationally connected to the smooth section surface of the first half-threaded bolt.

[0012] Preferably, the surfaces of the clamping seat and the fixing seat are provided with second mounting holes, the inner walls of the second mounting holes are provided with second half-threaded bolts, threaded sections of the second half-threaded bolts are connected with second nuts, and the surface of the crank is provided with two positioning holes, and the inner walls of the positioning holes are connected with the smooth section surface of the half-threaded bolt.

[0013] Preferably, the surface of the connecting seat is connected with a limiting plate, the inner wall of the mounting shell is provided with a limiting groove, and the limiting plate is connected to the inner wall of the limiting groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The floating type hub clamp, through the setting of the installation base and the floating clamp, the clamping station and the chuck of the clamping seat can clamp the inner and outer sides of the hub flange and the inner circumferential surface of the flange, and the damage of the hub due to excessive clamping force can be effectively avoided.

[0016] 2. The floating type hub clamp, through the setting of the installation base and the push-pull rod, the installation base is fixed on the tire mounting machine, the installation base is the installation base of the floating clamp, the push-pull rod drives the annular push block and the driving rod to move through the movement of the telescopic end, and then the position of the floating clamp is adjusted, and the floating clamp moves along the radial direction to clamp or loosen the hub. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the prior art

[0018] Figure 2 It is a structural schematic view of the floating type hub clamp of the utility model clamping the hub;

[0019] Figure 3 It is a structural schematic view of the floating type hub clamp of the utility model clamping the hub;

[0020] Figure 4 It is an exploded structural schematic view of the floating clamp of the utility model;

[0021] Figure 5 It is a sectional structural schematic view of the installation base of the utility model;

[0022] Figure 6 The utility model discloses a floating clamp clamping wheel hub side profile partial enlarged structure schematic diagram.

[0023] In the drawing: 1, wheel hub;2, tire;3, installation base;31, installation shell;32, link seat;4, floating clamp;41, clamping seat;42, fixed seat;43, crank;44, connecting rod;45, drive wheel;46, clamping station;47, floating spring;48, chuck;49, connecting pin;5, push-pull rod;6, annular push block;7, drive rod;8, installation groove;9, first installation hole;10, rotating shaft;11, first half thread bolt;12, first nut;13, second installation hole;14, second half thread bolt;15, second nut;16, positioning hole;17, limiting plate;18, limiting groove. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the range of the utility model protection.

[0025] Please refer to Figures 1-6 A floating type wheel hub clamp, comprising: an installation base 3 and a plurality of floating clamps 4 for clamping a wheel hub 1, the plurality of floating clamps 4 are all installed on the installation base 3, and the plurality of floating clamps 4 are evenly distributed along the circumference of the installation base 3;

[0026] The installation base 3 comprises an installation shell 31 and a link seat 32, the link seat 32 is installed inside the installation shell 31, a push-pull rod 5 is installed on the inner wall of the installation shell 31, and the push-pull rod 5 is located inside the link seat 32, a limiting plate 17 is connected to the surface of the link seat 32, a limiting groove 18 is arranged on the inner wall of the installation shell 31, and the limiting plate 17 is connected to the inner wall of the limiting groove 18;

[0027] The floating clamp 4 comprises a clamping seat 41 and a fixed seat 42, the fixed seat 42 is connected to the end face of the link seat 32, a crank 43 and a connecting rod 44 are respectively installed on the clamping seat 41, one end of the crank 43 is connected to the surface of the fixed seat 42, one end of the connecting rod 44 is connected to the inner wall of the fixed seat 42, a drive wheel 45 is installed on the crank 43, at least one clamping station 46 is arranged on the clamping seat 41, a floating spring 47 is installed on the clamping station 46, one end of the floating spring 47 is connected to a chuck 48, a connecting pin 49 is installed on the clamping station 46, and the chuck 48 is installed on the surface of the connecting pin 49;

[0028] The telescopic end of the push-pull rod 5 is provided with a ring-shaped push block 6, and the surface of the ring-shaped push block 6 is provided with a drive rod 7 corresponding to the position of the drive wheel 45, and the drive wheel 45 is located between the drive rod 7 and the ring-shaped push block 6.

[0029] The inner wall of the clamping station 46 is provided with a mounting groove 8, one end of the floating spring 47 is connected with the inner wall of the mounting groove 8, and the other end of the floating spring 47 is connected with the inner wall of the collet 48.

[0030] The two ends of the connecting rod 44 are provided with first mounting holes 9, and the inner walls of the two first mounting holes 9 are provided with rotating shafts 10, and the two rotating shafts 10 are respectively installed on the clamping seat 41 and the fixed seat 42.

[0031] The surfaces of the clamping seat 41 and the fixed seat 42 are provided with second mounting holes 13, and the inner walls of the second mounting holes 13 are provided with second half-threaded bolts 14, and the threaded sections of the second half-threaded bolts 14 are connected with second nuts 15.

[0032] The mounting shell 31 of the mounting base 3 is mounted on a tire 2 mounting machine and can rotate around an axis, the fixed seat 42 of the floating clamp 4 is fixedly connected to the end surface of the connecting seat 32, the ring-shaped push block 6 is mounted to the telescopic end of the push-pull rod 5, the push-pull rod 5 is a hydraulic telescopic push-pull rod 5, the movement of the telescopic end of the push-pull rod 5 drives the ring-shaped push block 6 and the drive rod to move, thereby adjusting the position of the floating clamp 4.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A floating wheel hub clamp characterized by, The utility model relates to a floating clamp for hub, which comprises: a mounting base (3) and a plurality of floating clamps (4) for clamping a hub (1), the plurality of floating clamps (4) are mounted on the mounting base (3), and the plurality of floating clamps (4) are evenly distributed along the circumference of the mounting base (3); the mounting base (3) comprises a mounting shell (31) and a connecting seat (32), the connecting seat (32) is mounted inside the mounting shell (31), a push-pull rod (5) is mounted on the inner wall of the mounting shell (31), and the push-pull rod (5) is located inside the connecting seat (32); the floating clamp (4) comprises a clamp seat (41) and a fixed seat (42), the fixed seat (42) is connected to the end face of the connecting seat (32), a crank (43) and a connecting rod (44) are respectively mounted on the clamp seat (41), one end of the crank (43) is connected to the surface of the fixed seat (42), one end of the connecting rod (44) is connected to the inner wall of the fixed seat (42), a drive wheel (45) is mounted on the crank (43), at least one clamping station (46) is formed in the clamp seat (41), a floating spring (47) is mounted on the clamping station (46), one end of the floating spring (47) is connected to a chuck (48), a connecting pin shaft (49) is mounted on the clamping station (46), and the chuck (48) is mounted on the surface of the connecting pin shaft (49); an annular push block (6) is mounted on the telescopic end of the push-pull rod (5), a drive rod (7) is mounted on the surface of the annular push block (6) corresponding to the position of the drive wheel (45), and the drive wheel (45) is located between the drive rod (7) and the annular push block (6).

2. A floating wheel hub clamp according to claim 1, wherein, an installation groove (8) is formed in the inner wall of the clamping station (46), one end of the floating spring (47) is connected to the inner wall of the installation groove (8), and the other end of the floating spring (47) is connected to the inner wall of the chuck (48).

3. A floating wheel hub clamp according to claim 1, wherein, first installation holes (9) are formed in both ends of the connecting rod (44), and rotating shafts (10) are mounted on the inner walls of the two first installation holes (9), and the two rotating shafts (10) are respectively mounted on the clamp seat (41) and the fixed seat (42).

4. A floating wheel hub clamp according to claim 1, wherein, the number of cranks (43) mounted on each floating clamp (4) is two, the two cranks (43) are respectively located on both sides of the connecting rod (44), a first half-threaded bolt (11) is mounted between the two cranks (43), a first nut (12) is connected to the threaded section of the first half-threaded bolt (11), and the drive wheel (45) is rotationally connected to the smooth section surface of the first half-threaded bolt (11).

5. A floating wheel hub clamp according to claim 1, wherein, second installation holes (13) are formed in the surfaces of the clamp seat (41) and the fixed seat (42), second half-threaded bolts (14) are mounted on the inner walls of the second installation holes (13), second nuts (15) are connected to the threaded sections of the second half-threaded bolts (14), two positioning holes (16) are formed in the surface of the crank (43), and the inner walls of the positioning holes (16) are connected to the smooth section surfaces of the half-threaded bolts.

6. A floating wheel hub clamp according to claim 1, wherein, The surface of the adapter seat (32) is connected with a limiting plate (17), and the inner wall of the mounting shell (31) is provided with a limiting groove (18), and the limiting plate (17) is connected to the inner wall of the limiting groove (18).

Images