CN214920688U

CN214920688U - Automobile wheel hub screw processingequipment

Info

Publication number: CN214920688U
Application number: CN202121152622.8U
Authority: CN
Inventors: 卢宓; 肖昌玉
Original assignee: Chongqing Ruisheng Machinery Factory Co ltd
Current assignee: Chongqing Ruisheng Machinery Factory Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-11-30
Anticipated expiration: 2031-05-26

Abstract

The utility model belongs to the technical field of automobile wheel hub processing equipment, an automobile wheel hub screw processingequipment, which comprises a frame, the clamping part, processing portion all installs in the frame, processing portion is located the clamping part top, the clamping part includes the centre gripping base, the jack catch subassembly, the link gear, the centre gripping base rotates with the frame to be connected, the jack catch subassembly has evenly arranged a plurality of along the circumference that the centre gripping base rotated the direction, the jack catch subassembly includes the jack catch body, a moving mechanism, the jack catch body is connected at the centre gripping base through a moving mechanism and is connected, a plurality of moving mechanism is connected through the link gear, make a plurality of jack catch subassemblies can the inboard or outside motion of syntropy centre gripping base, processing portion is including drilling tapping subassembly. The claw assembly acts on the circular surface of the inner side of the hub part and clamps the hub part, the hub part is suitable for parts with irregular peripheral shapes, and the claw assembly is connected through the linkage mechanism, so that acting force applied to the hub part is more uniform.

Description

Automobile wheel hub screw processingequipment

Technical Field

The utility model relates to a technical field of automobile wheel hub processing equipment specifically is an automobile wheel hub screw processingequipment.

Background

The automobile hub is a wheel core rotating part formed by connecting tire inner profile steel through an upright post, namely a metal part supporting the center of a tire and arranged on a shaft, and a hub unit is used as an automobile accessory, mainly used for bearing and providing accurate guide for the rotation of the hub and bearing axial load and radial load. The automobile hub unit is developed on the basis of a standard bearing, has the advantages of good assembling performance, light weight, compact structure, large load capacity, omission of external hub sealing, no maintenance and the like, is widely used in cars, and has a tendency of gradually expanding application in trucks.

The hub unit generally comprises a hub flange, an inner ring, an outer ring and the like, in the production process of parts of the hub unit, particularly parts of the hub outer ring and the like, the appearance of the hub outer ring is formed by casting, forging, low-pressure precision casting and other methods, then drilling and tapping are carried out, a connecting hole of the hub is formed, and finally the surface of the hub is treated to ensure that the outer surface of the hub is attractive. The existing connecting hole of the hub is generally drilled on a vertical drilling machine, and due to the fact that the periphery of the outer ring of the hub is irregular, clamping is difficult in the drilling process, a good fixing effect cannot be achieved, and further the drilling work is affected.

Disclosure of Invention

The utility model discloses the technical problem that will solve is: the utility model provides an automobile wheel hub screw processingequipment to solve current processingequipment and carry out the problem of clamping to the wheel hub part at the drilling in-process can not be fine.

The utility model adopts the technical proposal that: the utility model provides an automobile wheel hub screw processingequipment, it includes frame, clamping part, processing portion are all installed in the frame, processing portion is located the clamping part top, the clamping part includes centre gripping base, jack catch subassembly, link gear, the centre gripping base with the frame is rotated and is connected, the jack catch subassembly is followed a plurality of has evenly been arranged to the circumference of centre gripping base rotation direction, the jack catch subassembly includes jack catch body, a moving mechanism, the jack catch body passes through a moving mechanism connects the centre gripping base is connected, and is a plurality of a moving mechanism passes through link gear is connected for a plurality of jack catch subassemblies can move in the same direction centre gripping base inboard or the outside, processing portion is including processing the support, install drilling tapping subassembly on the processing support.

The utility model discloses a principle is, the clamping part drives a plurality of jack catch bodies through first moving mechanism and together moves towards the lateral motion, in its motion process, jack catch body chucking is on the lateral wall of the inboard circular port in wheel hub outer lane, and then with wheel hub outer lane clamping on the clamping part, the back is accomplished to the clamping, because be connected for rotating between centre gripping base and the frame, consequently wheel hub can follow the centre gripping base and together rotate, can adjust the position of drilling through rotatory centre gripping base, just can carry out drilling work to the wheel hub part through drilling tapping subassembly after confirming the drilling position.

After the structure above adopting, the utility model discloses an automobile wheel hub screw processingequipment compares with prior art and has following advantage: firstly, a plurality of jack catch subassemblies are connected through the link gear, make all jack catch subassemblies drive first moving mechanism simultaneously under the effect of link gear, and drive jack catch body to the inboard or the outside motion of centre gripping base, in order to guarantee the synchronism of every jack catch subassembly motion, both promote the clamping capacity of jack catch subassembly, make the clamping process simple and efficient again, secondly, the jack catch subassembly acts on the inboard circular surface of wheel hub part simultaneously, even and stable to wheel hub part effort, the firm degree of centre gripping has further been promoted, and, the centre gripping base rotates with the frame to be connected, the centre gripping base can drive wheel hub and rotate, adjust the drilling position.

Preferably, a groove is formed in the clamping base, the first moving mechanism is arranged in the groove, connecting seats are respectively arranged at two ends of the groove, the first moving mechanism comprises a first lead screw and a first moving block, the first lead screw is rotatably connected with the connecting seats, a threaded hole matched with the first lead screw is formed in the first moving block, and the first moving block moves along with the rotation of the first lead screw. Through the rotation of first lead screw to drive first movable block and carry out linear motion along the direction that sets up of first lead screw, and then drive the jack catch body and take place to remove, can enough satisfy the motion demand, can also promote the tight stability of wheel hub clamp through the auto-lock performance of lead screw after pressing from both sides tightly, guarantee that the clamping state can not become flexible easily.

Preferably, the clamping base is provided with a limiting groove, the first moving block is provided with a limiting boss, and the limiting boss is matched with the limiting groove. Through the cooperation between spacing boss and the spacing groove, carry on spacingly to the removal of jack catch body to guarantee that the jack catch body only can carry out rectilinear movement along the direction that sets up of spacing groove, ensure that the jack catch can carry out effectual clamp tightly.

Preferably, the first moving mechanism is connected with the linkage mechanism, the linkage mechanism includes first bevel gears and second bevel gears, the first bevel gears are rotatably connected to the clamping base, the number of the second bevel gears is the same as that of the first moving mechanism, the second bevel gears are connected with the first screw rods, and the first bevel gears are meshed with the second bevel gears. When one of the first screw rods rotates due to the cooperation between the first bevel gear and the second bevel gear, the second bevel gear connected with the first bevel gear can rotate together, so that the first bevel gear can rotate together with the first bevel gear to drive the other first screw rods to rotate together, a plurality of first moving mechanisms can move simultaneously, and the clamping stability is ensured.

Preferably, the end part of the clamping jaw is provided with a first positioning boss, and the working surface of the first positioning boss is arc-shaped. The one side of first location boss and wheel hub looks butt then is the working face, and the working face sets up to the arc can laminate the inboard circular surface of wheel hub part more, can guarantee on the one hand that the clamping state is stable, and on the other hand can avoid the closed angle to cause the damage to the wheel hub part in clamping process.

Preferably, one end of the first moving block, which is far away from the clamping jaw body, is further provided with a second positioning boss, a threaded hole is formed in the second positioning boss, and an adjusting bolt is connected in the threaded hole. Just can adjust the length that adjusting bolt stretches out through rotatory adjusting bolt to make adjusting bolt compress tightly in the wheel hub part outside, adjusting bolt is used for carrying out further clamp tightly in the outside of wheel hub part, promotes the stability of clamping status.

Preferably, one end, far away from the linkage mechanism, of the first lead screw is further connected with a self-locking mechanism, the self-locking mechanism comprises a first connecting block, the first connecting block is abutted to the connecting seat, a plurality of teeth are arranged on the first connecting block, a plurality of tooth sockets are arranged on the connecting seat, a sliding block is further arranged at the end part of the first lead screw, a sliding groove is formed in the first connecting block, the sliding groove is in sliding fit with the sliding block, an elastic piece is further sleeved on the first lead screw, one end of the elastic piece is abutted to the sliding block, and the other end of the elastic piece is abutted to the first connecting block. First lead screw passes through the cooperation between slider and the spout for first connecting block can follow first lead screw and together rotate, horizontal migration can take place along first lead screw simultaneously to first connecting block, it removes to drive first movable block when first lead screw, after pressing from both sides the wheel hub part tightly, under the elastic action of elastic component, the tooth on the first connecting block is compressed tightly on the tooth's socket of connecting seat, thereby realized the effect of automatic locking, further guarantee that the clamping state to the wheel hub part is firm, can not become flexible easily.

Preferably, one side of the teeth on the first connecting block is an inclined plane, the other side of the teeth on the first connecting block is a vertical plane, and tooth grooves on the connecting block are matched with the teeth in shape. The perpendicular can be stable block first connecting block and rotate, ensures stable clamping state, and the inclined plane of opposite side can make first connecting block can not receive too big resistance when rotating simultaneously, is convenient for press from both sides the wheel hub part tightly.

Preferably, the self-locking mechanism further comprises a second connecting block, the second connecting block is connected with the first connecting block through a bolt, and a handle is further arranged on the second connecting block. The second connecting block is connected with the first connecting block, and the first lead screw can be conveniently driven to rotate through the setting of the handle, so that clamping work is carried out, and the first connecting block can be pulled out from the tooth groove after the drilling work is completed, so that the unlocking work is convenient, and the hub part can be smoothly taken out from the machining device.

Drawings

Fig. 1 is the utility model discloses an automobile wheel hub screw processingequipment's spatial structure schematic diagram.

Fig. 2 is the utility model discloses an automobile wheel hub screw processingequipment overlook the structure sketch map.

FIG. 3 is a schematic sectional view of "A-A" in FIG. 2 in example 1.

FIG. 4 is a schematic sectional view of "A-A" in FIG. 2 in example 2.

Fig. 5 is a partially enlarged structural view of "a" in fig. 4.

Fig. 6 is the utility model discloses an automobile wheel hub screw processingequipment embodiment 2's spatial structure schematic diagram.

Fig. 7 is a partially enlarged structural view of "B" in fig. 6.

Fig. 8 is the utility model discloses a spatial structure sketch of first connecting block among automobile wheel hub screw processingequipment.

Fig. 9 is the utility model discloses a three-dimensional structure schematic diagram of first connecting block another direction among the automobile wheel hub screw processingequipment.

Wherein, 1, a frame; 2. clamping the base; 2.1, grooves; 2.2, a connecting seat; 2.3, limiting grooves; 2.4, tooth grooves; 3. a jaw body; 3.1, a first positioning boss; 3.2, a second positioning boss; 3.3, adjusting the bolt; 4. a linkage mechanism; 4.1, a second bevel gear; 4.2, a first bevel gear; 5. a first moving mechanism; 5.1, a first moving block; 5.2, a first screw rod; 5.21, a sliding block; 6. a self-locking mechanism; 6.1, a first connecting block; 6.11, a chute; 6.12, teeth; 6.2, a second connecting block; 6.3, an elastic piece; 6.4, a handle; 7. and (4) drilling and tapping assemblies.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Example 1

According to the attached drawings 1-3 of the specification, the utility model provides an automobile wheel hub screw hole processing device, which comprises a frame 1, a clamping part and a processing part, wherein the clamping part comprises a clamping base 2, a jaw component and a linkage mechanism 4, in the embodiment, the clamping base 2 is a circular turntable and is rotatably connected on the frame 1, the jaw component comprises a jaw body 3 and a first moving mechanism 5, a groove 2.1 is also arranged on the clamping base 2, wherein the first moving mechanism 5 is arranged in the groove 2.1, two ends of the groove 2.1 are both provided with a connecting seat 2.2, the first moving mechanism 5 comprises a first screw rod 5.2 and a first moving block 5.1, the first screw rod 5.2 is rotatably connected on the connecting seat 2.2 through a bearing seat, the first moving block 5.1 is provided with a thread matched with the first screw rod 5.2 and matched with the first screw rod 5.2, under the rotation of the first screw rod 5.2, the first moving block 5.1 can move along the arrangement direction of the first lead screw 5.2, the claw body 3 is fixedly connected with the first moving block 5.1 through bolts or welding, and when the first moving block 5.1 moves, the claw body 3 moves along with the first moving block 5.1; in the embodiment, the jaw assemblies are arranged into five groups and are uniformly arranged on the clamping base 2, and the jaw assemblies are all connected with the linkage mechanism 4, so that the five groups of jaw assemblies can move towards the inner side or the outer side of the clamping base 2 simultaneously under the action of the linkage mechanism 4; the processing portion is arranged above the clamping portion and is connected with the rack 1, the processing portion comprises a processing support, a drilling and tapping assembly 7, the drilling and tapping assembly 7 comprises a motor, a drilling and tapping integrated screw tap, the drilling and tapping integrated screw tap is driven by the motor to drill and tap, in the embodiment, a second moving mechanism is further arranged on the processing portion, the drilling and tapping assembly 7 is installed on the processing support through the second moving mechanism, the second moving mechanism can drive the drilling and tapping assembly 7 to move through a ball screw pair, and therefore the drilling position can be adjusted conveniently.

The limiting groove 2.3 is further formed in the clamping base 2, the limiting boss is fixedly connected to the first moving block 5.1, the limiting boss is embedded in the limiting groove 2.3 and is connected with the limiting groove 2.3 in a sliding mode, when the first lead screw 5.2 rotates, the first moving block 5.1 can be guided by cooperation between the limiting boss and the limiting groove 2.3, it is guaranteed that the first moving block 5.1 cannot rotate along with the first lead screw 5.2, and linear motion along the direction of the first lead screw 5.2 can only occur.

The linkage mechanism 4 comprises a first bevel gear 4.2 and a second bevel gear 4.1, the first bevel gear 4.2 is installed in the center of the clamping base 2 and is rotatably connected with the clamping base 2, the second bevel gear 4.1 is fixedly connected to one end, facing the center of the clamping base 2, of the first screw rod 5.2 and is meshed with the first bevel gear 4.2, when any one first screw rod 5.2 rotates, under the action of the linkage mechanism 4, the rest first screw rods 5.2 can rotate along with the first screw rod, and linkage between the first moving mechanisms 5 is achieved.

The top end of the claw body 3 is also provided with a first positioning boss 3.1, the first positioning boss 3.1 is used for abutting against a hub part, the abutting surface of the first positioning boss 3.1 against the hub part is a working surface, the working surface is of an arc structure and can be more attached to an arc surface on the inner side of the hub part, and meanwhile, the condition that the hub part is damaged by a sharp edge line is avoided; keep away from the one end of jack catch body 3 still to be equipped with second location boss 3.2 at first movable block 5.1, set up threaded hole on the second location boss 3.2, be connected with adjusting bolt 3.3 in the threaded hole, just can make adjusting bolt 3.3 compress tightly on the lateral wall of wheel hub part through rotating adjusting bolt 3.3 to further compress tightly the wheel hub part, promote the tight stability of clamp.

The working principle of the drilling and tapping device is that under the action of the linkage mechanism 4, five groups of jaw assemblies which are uniformly arranged move outwards from the inside together, in the moving process, the working surface of a first positioning boss 3.1 on a jaw body 3 is abutted against the inner wall of a hub part and tightly pressed on the inner wall of the hub part, the hub part is clamped through pressing force, meanwhile, an adjusting bolt 3.3 is adjusted to enable the adjusting bolt 3.3 to be tightly pressed on the outer side wall of the hub part, the hub part is further clamped, after clamping is completed, the angle of the hub part is adjusted through rotating the clamping base 2, the position of the drilling and tapping assembly 7 is adjusted through the second moving mechanism, and drilling work is carried out on the hub part after the drilling position is determined.

Example 2

According to the drawings 4-9 in the specification, the embodiment is substantially the same as the technical scheme in the embodiment, and the difference is that the clamping portion further comprises a self-locking mechanism 6, the self-locking mechanism 6 comprises a first connecting block 6.1 and a second connecting block 6.2, wherein one end of the first connecting block 6.1 is provided with a plurality of teeth 6.12, the connecting seat 2.2 is provided with a plurality of tooth grooves 2.4, the first lead screw 5.2 is further welded with a sliding block 5.21, one end of the first connecting block 6.1 far away from the teeth 6.12 is provided with a sliding groove 6.11 matched with the sliding block 5.21, the sliding block 5.21 is slidably connected in the sliding groove 6.11, so that the first connecting block 6.1 and the first lead screw 5.2 rotate together, and can horizontally move within a certain range along the first lead screw 5.2, the first lead screw 5.2 is further sleeved with an elastic member 6.3, one end of the elastic member 6.3 is abutted against the sliding block 5.21, and the other end of the elastic member 6.3 is abutted against the first connecting block 6.1, elastic component 6.3 is compression spring, under the use of elastic component 6.3, tooth 6.12 of first connecting block 6.1 is compressed tightly in tooth's socket 2.4 that sets up on connecting seat 2.2 to realize the locking function, wherein one side of the tooth 6.12 that sets up on first connecting block 6.1 is the inclined plane, and the opposite side is the perpendicular, the shape of tooth's socket 2.4 and the shape phase-match of tooth, through the cooperation between the perpendicular, can guarantee that the locking state is stable.

Second connecting block 6.2 passes through bolt fixed connection with first connecting block 6.1 to follow first connecting block 6.1 and together rotate, still be provided with handle 6.4 on the second connecting block 6.2 simultaneously, setting up of handle 6.4 can be convenient for drive first lead screw 5.2 on the one hand and rotate, press from both sides tight work, on the other hand can be after accomplishing drilling work, pull out first connecting block 6.1 from tooth's socket 2.4, the unblock work of being convenient for, make the wheel hub part take out from processingequipment smoothly.

It is worth to be noted that, in the accompanying drawings 6 and 7 of the specification, in order to better embody the structure, a part of the first connecting block 6.1, the second connecting block 6.2 and the elastic member 6.3 are hidden, and meanwhile, it can also be seen from the accompanying drawings 6 of the specification that the processing device can not only clamp and process the outer ring of the hub, but also clamp and process the flange of the hub.

Directional phrases used in this disclosure, such as "upper," "lower," "left," "right," etc., refer only to the direction as illustrated with reference to fig. 3 of the specification, and thus, directional phrases used herein are intended to better and more clearly describe and understand the present invention rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.

Claims

1. The automobile wheel hub screw hole processing device comprises a machine frame, a clamping part and a processing part, wherein the clamping part and the processing part are both arranged on the machine frame, the processing part is positioned above the clamping part, it is characterized in that the clamping part comprises a clamping base, a jaw component and a linkage mechanism, the clamping base is rotationally connected with the frame, a plurality of the jaw assemblies are uniformly arranged along the circumference of the rotation direction of the clamping base, each jaw assembly comprises a jaw body and a first moving mechanism, the clamping jaw body is connected with the clamping base through the first moving mechanism, the first moving mechanisms are connected through the linkage mechanism, make a plurality of jack catch subassemblies can the equidirectional centre gripping base inboard or outside motion, the processing portion is including processing the support, install drilling and tapping subassembly on the processing support.

2. The automobile hub screw hole machining device according to claim 1, wherein a groove is formed in the clamping base, the first moving mechanism is arranged in the groove, connecting seats are arranged at two ends of the groove respectively, the first moving mechanism comprises a first lead screw and a first moving block, the first lead screw is rotatably connected with the connecting seats, a threaded hole matched with the first lead screw is formed in the first moving block, and the first moving block moves along with rotation of the first lead screw.

3. The automobile hub screw hole machining device according to claim 2, wherein a limiting groove is formed in the clamping base, a limiting boss is arranged on the first moving block, and the limiting boss is matched with the limiting groove.

4. The automobile hub screw hole machining device according to claim 2, wherein the first moving mechanism is connected with the linkage mechanism, the linkage mechanism comprises first bevel gears and second bevel gears, the first bevel gears are rotatably connected to the clamping base, the number of the second bevel gears is the same as that of the first moving mechanism, the second bevel gears are connected with the first lead screw, and the first bevel gears are meshed with the second bevel gears.

5. The automobile wheel hub screw hole machining device of claim 2, characterized in that the end of the jaw body is provided with a first positioning boss, and the working surface of the first positioning boss is arc-shaped.

6. The automobile hub screw hole machining device according to claim 5, wherein a second positioning boss is further arranged at one end, away from the claw body, of the first moving block, a threaded hole is formed in the second positioning boss, and an adjusting bolt is connected into the threaded hole.

7. The automobile wheel hub screw hole machining device of claim 2, characterized in that, the one end that link gear is kept away from to first lead screw still is connected with self-locking mechanism, self-locking mechanism includes first connecting block, first connecting block with the connecting seat looks butt, be provided with a plurality of teeth on the first connecting block, be provided with a plurality of tooth's sockets on the connecting seat, the tip of first lead screw still is provided with the slider, be provided with the spout on the first connecting block, the spout with slider sliding fit, still overlap on the first lead screw and be equipped with the elastic component, the one end of elastic component with slider looks butt, the other end of elastic component with first connecting block looks butt.

8. The automobile hub screw hole machining device according to claim 7, wherein one side of the teeth on the first connecting block is an inclined surface, the other side of the teeth on the first connecting block is a vertical surface, and tooth grooves in the connecting block are matched with the teeth in shape.

9. The automobile hub screw hole machining device according to claim 8, wherein the self-locking mechanism further comprises a second connecting block, the second connecting block is connected with the first connecting block through a bolt, and a handle is further arranged on the second connecting block.