CN212664947U

CN212664947U - Hub drilling device

Info

Publication number: CN212664947U
Application number: CN202020708730.8U
Authority: CN
Inventors: 陈海; 陈浩; 张彪
Original assignee: Chongqing Haichen Machinery Parts Co ltd
Current assignee: Chongqing Haichen Machinery Parts Co ltd
Priority date: 2020-05-01
Filing date: 2020-05-01
Publication date: 2021-03-09
Anticipated expiration: 2030-05-01

Abstract

The utility model discloses a wheel hub drilling equipment, including drive mechanism, still include supporting mechanism and drilling mechanism, the supporting mechanism top rear side is provided with drive mechanism, drive mechanism the place ahead is provided with drilling mechanism. The utility model discloses drilling mechanism's setting has improved wheel hub drilling efficiency, and anchor clamps set up to fixed improvement the machining precision among the supporting mechanism.

Description

Hub drilling device

Technical Field

The utility model relates to a wheel hub processing technology field especially relates to a wheel hub drilling equipment.

Background

The machining of casting aluminum alloy wheel hub usually adopts the mode of three preface processing, and wherein one preface and two prefaces adopt single-station triaxial merry go round machine or sleeping carriage lathe to carry out lathe work, and three prefaces carry out drilling processing, because the valve hole direction on the wheel hub usually becomes an angle with the bolt hole direction, so three prefaces adopt single-station four-axis machining center to carry out drilling processing usually, to the bolt hole and decorate the wheel type that the hole quantity is many and the processingquantity is big, three preface drilling processing can occupy a large amount of time, exceed the respective process time of one preface and two prefaces, and then prolonged the total processing beat of this wheel type.

Chinese patent publication No. CN110681888A discloses a special hub drilling device, which includes a spindle transmission device having a transmission mechanism base and a transmission mechanism mounted on the transmission mechanism base, wherein the transmission mechanism includes an X-axis transmission mechanism, a Y-axis transmission mechanism and a Z-axis transmission mechanism for moving a spindle in three perpendicular axial directions, respectively; the main shaft is arranged on the vertical Z-axis transmission mechanism; a drilling tool mounted on and rotationally driven by the spindle; and the fixture device is used for clamping and fixing the hub to be processed. According to the invention, the clamp device comprises: the wheel hub clamping device comprises a clamp seat and at least two clamps for clamping and fixing a wheel hub, wherein the at least two clamps are arranged on the clamp seat side by side along the conveying direction of the wheel hub; and the first driving device drives the clamp seat and at least two clamps arranged on the clamp seat to move and switch between the machining position and the clamping position of the clamp device, but the long-time use of the device can cause a gap between the clamp base and the positioning pin, the positioning precision is reduced, the machining precision is further reduced, and scraps generated in machining influence the movement of the clamp base.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is just to provide a wheel hub drilling equipment for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a wheel hub drilling equipment, includes drive mechanism, still includes supporting mechanism and drilling mechanism, the supporting mechanism top rear side is provided with drive mechanism, drive mechanism the place ahead is provided with drilling mechanism.

Preferably, the supporting mechanism comprises supporting legs, a working platform, mounting grooves, positioning pins, clamps and connecting lugs, the supporting legs are connected with the working platform through bolts, the two mounting grooves are formed in the top of the working platform, the mounting grooves are welded with a plurality of the positioning pins on the inner sides of the mounting grooves, the clamps are arranged on the inner sides of the mounting grooves in a splicing mode, the mounting grooves are inserted into the clamps, the four connecting lugs are welded on the upper portion of the outer sides of the clamps, the connecting lugs are connected to the top of the working platform through bolts, and the transmission mechanism is arranged on the rear side of the top of the working platform.

Preferably, the transmission mechanism comprises a transverse transmission guide rail, a vertical transmission guide rail, a longitudinal transmission guide rail, a movable block, an installation frame, a driving motor and a key shaft, the transverse transmission guide rail is connected to the rear end above the working platform through a bolt, the vertical transmission guide rail is connected to the upper portion of the transverse transmission guide rail in a transverse sliding mode, the longitudinal transmission guide rail is connected to the front portion of the vertical transmission guide rail in a vertical sliding mode, the movable block is connected to the inner side of the longitudinal transmission guide rail in a longitudinal sliding mode, the installation frame is connected to the lower portion of the movable block through a bolt, the driving motor is installed on the inner side of the installation frame, the key shaft is connected to the lower portion of the driving motor through a spring.

Preferably, the drilling mechanism comprises a connecting plate, a connecting sleeve, a handle, a connecting shaft, a tool apron, a cutter, a tensioning unit and a fixing frame, the connecting sleeve is connected with the center above the connecting plate through a bearing, the upper end of the connecting sleeve is connected with the outer side of the key shaft through a key, the fixing frame is arranged outside the connecting sleeve, the lower end of the fixing frame is welded above the connecting plate, the upper end of the fixing frame is connected with the outer side of the mounting frame through a bolt, the handle is connected below the connecting sleeve through a bolt, the upper parts of the two ends of the connecting plate are connected with the connecting shaft through bearings, the connecting shaft is connected with the connecting sleeve through a chain, the lower portion of the connecting shaft is connected with the cutter holder through threads, the lower portion of the cutter holder is connected with the cutter through a spring jacket, and the connecting plate is further provided with the tensioning unit.

Preferably, the tensioning unit includes a sliding groove, two sliding blocks, a connecting rod, a tensioning wheel and an extension spring, the sliding groove is formed above the connecting plate, the sliding blocks are slidably connected to the inner side of the sliding groove, the connecting rod is connected to the upper side of the sliding blocks through a bearing, the tensioning wheel is connected to the outer side of the upper end of the connecting rod through a key, the tensioning wheel is meshed to the outer side of the chain, and the extension spring is welded between the two sliding blocks.

Preferably, the tensioning unit includes spout, slider, connecting rod, take-up pulley, compression spring, the spout has been seted up the connecting plate top, the inboard sliding connection of spout has two the slider, the slider top is connected with through the bearing the connecting rod, the connecting rod upper end outside is connected with through the key-type the take-up pulley, the take-up pulley meshing is in this chain outside, the welding of slider outside has compression spring, the welding of the compression spring other end is in the inboard one end of spout.

Has the advantages that: the drilling mechanism is arranged to drill two hubs at a time, so that the drilling efficiency of the hubs is improved, and the clamp in the supporting mechanism is arranged in a fixed mode, so that the machining precision is improved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a hub drilling device according to the present invention;

fig. 2 is a top view of a hub drilling apparatus according to the present invention;

fig. 3 is a cross-sectional view a-a of a hub drilling apparatus according to the present invention;

fig. 4 is an enlarged partial view of I of a first embodiment of a hub drilling apparatus according to the present invention;

fig. 5 is a partial enlarged view of I of a second embodiment of a hub drilling apparatus according to the present invention.

The reference numerals are explained below:

1. a support mechanism; 2. a transmission mechanism; 3. a drilling mechanism; 101. supporting legs; 102. a working platform; 103. mounting grooves; 104. positioning pins; 105. a clamp; 106. connecting lugs; 201. a transverse transmission guide rail; 202. a vertical drive rail; 203. a longitudinal drive rail; 204. a moving block; 205. a mounting frame; 206. a drive motor; 207. a key shaft; 301. a connecting plate; 302. connecting sleeves; 303. a handle; 304. a connecting shaft; 305. a tool apron; 306. a cutter; 307. a tension unit; 308. a fixed mount; 3071. a chute; 3072. a slider; 3073. a connecting rod; 3074. a tension wheel; 3075. an extension spring; 30701. compressing the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1, 2, 3 and 4, a hub drilling device comprises a transmission mechanism 2, a support mechanism 1 and a drilling mechanism 3, wherein the transmission mechanism 2 is arranged on the rear side above the support mechanism 1, the drilling mechanism 3 is arranged in front of the transmission mechanism 2, the support mechanism 1 comprises a support leg 101, a working platform 102, a mounting groove 103, a positioning pin 104, a clamp 105 and a connecting lug 106, the working platform 102 is connected above the support leg 101 through a bolt, two mounting grooves 103 are arranged above the working platform 102, a plurality of positioning pins 104 are welded on the inner side of the mounting groove 103, the clamp 105 is arranged on the inner side of the mounting groove 103, the mounting groove 103 is inserted into the clamp 105, four connecting lugs 106 are welded on the outer side of the clamp 105, the connecting lugs 106 are connected above the working platform 102 through bolts, the transmission mechanism 2 is arranged on the rear side above the working platform 102, so, the positioning pin 104 is used for positioning the clamp 105, the connecting lug 106 is used for fixing the clamp 105, the clamp 105 is used for installing materials, and the improvement of the material processing precision is realized, the transmission mechanism 2 comprises a transverse transmission guide rail 201, a vertical transmission guide rail 202, a longitudinal transmission guide rail 203, a moving block 204, an installation frame 205, a driving motor 206 and a key shaft 207, the transverse transmission guide rail 201 is connected to the rear end above the working platform 102 through bolts, the vertical transmission guide rail 202 is transversely and slidably connected above the transverse transmission guide rail 201, the longitudinal transmission guide rail 203 is vertically and slidably connected in front of the vertical transmission guide rail 202, the moving block 204 is longitudinally and slidably connected on the inner side of the longitudinal transmission guide rail 203, the installation frame 205 is connected below the moving block 204 through bolts, the driving motor 206 is installed on the inner side of the installation frame 205, the key shaft 207 is connected below, the arrangement can drive the vertical transmission guide rail 202 to move transversely through the transverse transmission guide rail 201, the vertical transmission guide rail 202 drives the longitudinal transmission guide rail 203 to move vertically, the longitudinal transmission guide rail 203 drives the moving block 204 to slide longitudinally, so that the space movement function of the installation frame 205 is realized, the key shaft 207 can be driven to rotate through the driving motor 206, the key shaft 207 drives the drilling mechanism 3 to operate, the drilling mechanism 3 comprises a connecting plate 301, a connecting sleeve 302, a handle 303, a connecting shaft 304, a tool apron 305, a cutter 306, a tensioning unit 307 and a fixing frame 308, the connecting sleeve 302 is connected to the center above the connecting plate 301 through a bearing, the upper end of the connecting sleeve 302 is connected to the outer side of the key shaft 207 through a key, the outer side of the connecting sleeve 302 is provided with the fixing frame 308, the lower end of the fixing frame 308 is welded above the connecting, connecting shafts 304 are connected above two ends of a connecting plate 301 through bearings, the connecting shafts 304 are connected with a connecting sleeve 302 through chains, a tool apron 305 is connected below the connecting shafts 304 through threads, a tool 306 is connected below the tool apron 305 through a spring jacket, a tensioning unit 307 is further arranged on the connecting plate 301, the whole drilling mechanism 3 can be fixed through a fixing frame 308 in the arrangement mode, the connecting shafts 304 can be driven to rotate through the rotation of the connecting sleeve 302, the connecting shafts 304 drive the tool apron 305 to rotate, the tool apron 305 drives the tool 306 to rotate, the drilling function is realized, the tensioning unit 307 comprises sliding grooves 3071, sliding blocks 3072, connecting rods 3073, tensioning wheels 3074, stretching springs 3075, the sliding grooves 3071 are arranged above the connecting plate 301, the two sliding blocks 3072 are connected inside the sliding grooves 3071 in a sliding mode, the connecting rods 3073 are connected above the sliding blocks 3072 through bearings, the tensioning wheel 3074 meshes in this chain outside, and the welding has extension spring 3075 between two sliders 3072, and setting can drive slider 3072 relative movement through extension spring 3075 like this, and slider 3072 drives connecting rod 3073 and removes, and connecting rod 3073 drives the tensioning wheel 3074 and removes, has realized the function that tensioning wheel 3074 pressed from both sides tight chain for the chain is in the state of tensioning all the time.

In the structure, when in use, firstly, the clamp 105 is installed inside the installation groove 103, the positioning pin 104 is inserted into the clamp 105, then the connecting lug 106 is fixed by the bolt, the clamp 105 is fixed, then the material is installed on the clamp 105, at this time, the transmission mechanism 2 is started, the driving motor 206 drives the key shaft 207 to rotate, the key shaft 207 drives the connecting sleeve 302 to rotate, the rotation of the connecting sleeve 302 drives the connecting shaft 304 to rotate, the connecting shaft 304 drives the tool holder 305 to rotate, the tool holder 305 drives the tool 306 to rotate, in the process, the stretching spring 3075 drives the sliding block 3072 to move relatively, the sliding block 3072 drives the connecting rod 3073 to move, the connecting rod 3073 drives the tensioning wheel 3074 to move, the function that the tensioning wheel 3074 clamps the chain is realized, the chain is always in a tensioning state, because the transverse transmission guide rail 201 can drive the vertical transmission guide rail 202 to move transversely, the vertical, the longitudinal transmission guide rail 203 can drive the moving block 204 to longitudinally slide, so that the function of spatial movement of the mounting frame 205 is realized, and finally, drilling work for two hubs at a time can be completed.

Example 2

As shown in fig. 5, embodiment 2 differs from embodiment 1 in that: tensioning unit 307 includes spout 3071, slider 3072, connecting rod 3073, take-up pulley 3074, compression spring 30701, spout 3071 has been seted up in the connecting plate 301 top, the inboard sliding connection of spout 3071 has two sliders 3072, be connected with connecting rod 3073 through the bearing in slider 3072 top, the connecting rod 3073 upper end outside has take-up pulley 3074 through the key-type connection, take-up pulley 3074 meshes in this chain outside, slider 3072 outside welding has compression spring 30701, the other end welding of compression spring 30701 is in the inboard one end of spout 3071, the appearance sets up can drive slider 3072 relative movement through compression spring 30701, slider 3072 drives connecting rod 3073 and moves, connecting rod 3073 drives take-up pulley 3074 and moves, the function of the tight chain of take-up pulley 3074 clamp has been realized, make the chain.

In the structure, when in use, firstly, the clamp 105 is installed inside the installation groove 103, the positioning pin 104 is inserted into the clamp 105, then the connecting lug 106 is fixed by the bolt, the clamp 105 is fixed, then the material is installed on the clamp 105, at this time, the transmission mechanism 2 is started, the driving motor 206 drives the key shaft 207 to rotate, the key shaft 207 drives the connecting sleeve 302 to rotate, the rotation of the connecting sleeve 302 drives the connecting shaft 304 to rotate, the connecting shaft 304 drives the tool holder 305 to rotate, the tool holder 305 drives the tool 306 to rotate, in the process, the compression spring 30701 drives the sliding block 3072 to move relatively, the sliding block 3072 drives the connecting rod 3073 to move, the connecting rod 3073 drives the tension wheel 3074 to move, the function that the chain clamps the chain is realized, the chain is always in a tension state, because the transverse transmission guide rail 201 can drive the vertical transmission guide rail 202 to move transversely, the vertical transmission guide rail, the longitudinal transmission guide rail 203 can drive the moving block 204 to longitudinally slide, so that the function of spatial movement of the mounting frame 205 is realized, and finally, drilling work for two hubs at a time can be completed.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A hub drilling device comprises a transmission mechanism (2), and is characterized in that: the drilling machine is characterized by further comprising a supporting mechanism (1) and a drilling mechanism (3), wherein the transmission mechanism (2) is arranged on the rear side above the supporting mechanism (1), and the drilling mechanism (3) is arranged in front of the transmission mechanism (2);

supporting mechanism (1) includes supporting leg (101), work platform (102), mounting groove (103), locating pin (104), anchor clamps (105), engaging lug (106), there is work platform (102) supporting leg (101) top through bolted connection, work platform (102) top has been seted up two mounting groove (103), the inboard welding of mounting groove (103) has a plurality of locating pin (104), mounting groove (103) inboard is provided with anchor clamps (105), mounting groove (103) are pegged graft inside anchor clamps (105), the welding of anchor clamps (105) outside top has four engaging lug (106), engaging lug (106) pass through bolted connection work platform (102) top, work platform (102) top rear side is provided with drive mechanism (2).

2. A hub drilling assembly according to claim 1, wherein: the transmission mechanism (2) comprises a transverse transmission guide rail (201), a vertical transmission guide rail (202), a longitudinal transmission guide rail (203), a moving block (204), an installation frame (205), a driving motor (206) and a key shaft (207), wherein the transverse transmission guide rail (201) is connected to the rear end above the working platform (102) through bolts, the vertical transmission guide rail (202) is transversely connected to the upper portion of the transverse transmission guide rail (201) in a sliding manner, the longitudinal transmission guide rail (203) is vertically connected to the front portion of the vertical transmission guide rail (202) in a sliding manner, the moving block (204) is longitudinally connected to the inner side of the longitudinal transmission guide rail (203) in a sliding manner, the installation frame (205) is connected to the lower portion of the moving block (204) through bolts, the driving motor (206) is installed on the inner side of the installation frame (205), and the key shaft (207), the drilling mechanism (3) is arranged below the mounting rack (205).

3. A hub drilling assembly according to claim 2, wherein: the drilling mechanism (3) comprises a connecting plate (301), a connecting sleeve (302), a handle (303), a connecting shaft (304), a cutter holder (305), a cutter (306), a tensioning unit (307) and a fixing frame (308), wherein the connecting sleeve (302) is connected to the center of the upper part of the connecting plate (301) through a bearing, the upper end of the connecting sleeve (302) is connected to the outer side of the key shaft (207) through a key, the outer side of the connecting sleeve (302) is provided with the fixing frame (308), the lower end of the fixing frame (308) is welded to the upper part of the connecting plate (301), the upper end of the fixing frame (308) is connected to the outer side of the mounting frame (205) through a bolt, the lower part of the connecting sleeve (302) is connected to the handle (303) through a bolt, the upper parts of the two ends of the connecting plate (301) are connected to, the lower portion of the connecting shaft (304) is connected with the cutter holder (305) through threads, the lower portion of the cutter holder (305) is connected with the cutter (306) through a spring jacket, and the connecting plate (301) is further provided with the tensioning unit (307).

4. A hub drilling assembly according to claim 3, wherein: the tensioning unit (307) comprises a sliding groove (3071), sliding blocks (3072), a connecting rod (3073), a tensioning wheel (3074) and a tension spring (3075), wherein the sliding groove (3071) is formed above the connecting plate (301), the two sliding blocks (3072) are connected to the inner side of the sliding groove (3071) in a sliding mode, the connecting rod (3073) is connected to the upper side of the sliding block (3072) through a bearing, the tensioning wheel (3074) is connected to the outer side of the upper end of the connecting rod (3073) through a key, the tensioning wheel (3074) is meshed to the outer side of the chain, and the tension spring (3075) is welded between the two sliding blocks (3072).

5. A hub drilling assembly according to claim 3, wherein: the tensioning unit (307) comprises a sliding groove (3071), sliding blocks (3072), connecting rods (3073), tensioning wheels (3074) and compression springs (30701), wherein the sliding groove (3071) is formed above the connecting plate (301), the two sliding blocks (3072) are connected to the inner side of the sliding groove (3071) in a sliding mode, the connecting rods (3073) are connected to the upper sides of the sliding blocks (3072) through bearings, the tensioning wheels (3074) are connected to the outer sides of the upper ends of the connecting rods (3073) through keys, the tensioning wheels (3074) are meshed to the outer side of the chain, the compression springs (30701) are welded to the outer sides of the sliding blocks (3072), and the other ends of the compression springs (30701) are welded to one end of the inner side.