CN204748019U - A carousel machine for processing festival fork bearing hole - Google Patents

Abstract

The utility model relates to a turntable machine for processing yoke bearing holes, which belongs to the technical field of mechanical processing. The existing yoke has the defects of low efficiency and affected precision when machining bearing holes. The utility model comprises a bed, a rotary table and a rotary mechanism supporting and driving the rotation of the working turntable. The rotary table is installed in the center of the bed, and a plurality of clamping mechanisms are evenly distributed on the rotary table along the circumferential direction. , the outer periphery of the bed is sequentially provided with a loading and unloading station, a drilling station, a milling station and a boring station corresponding to the position of the clamping mechanism along the circumferential direction, and the described drilling station corresponds to A bearing hole drilling device is provided, the milling station is correspondingly provided with a bearing hole side milling device, and the boring station is correspondingly provided with a bearing hole boring device, the bearing hole drilling device, the bearing hole Both the side milling unit and the bearing hole boring unit are guided and fed by independent servo feeds. The utility model has high production efficiency and high processing precision.

Description

A turntable machine for machining yoke bearing holes

technical field

The utility model belongs to the technical field of mechanical processing, in particular to a turntable machine used for processing yoke bearing holes.

Background technique

Automobile steering booster has been developed to the stage of electronic power steering, and the fork is an important part of the electronic steering booster, as shown in Figure 1 and Figure 2, the fork is composed of a connecting hub 1 and two symmetrical fork heads 2 The two forks 2 are respectively provided with corresponding bearing holes 21, and the outside and inside of each bearing hole 21 are planes, wherein the inside opening of each bearing hole is provided with a counterbore 22 and a chamfer 23, The connecting hub 1 is provided with a through spline hole 13, and the openings at both ends of the spline hole 13 are provided with chamfers 132, the outer end surface 131 of the spline hole 13 is a plane, and the connecting hub 1 is provided with a centerline The locking threaded hole 12 perpendicular to the center line of the spline hole 13 and the locking groove 11 communicating with the spline hole 13, the locking groove 11 divides the locking threaded hole 12 into two sections, wherein the wall of the spline hole 13 Burr treatment is required at the notch of the locking groove 11 on the top. Because the fork needs to bear a large force during use, most of the forging blanks are used, and the forging blanks need to be processed for spline holes, connecting bearing holes, locking threaded holes and locking grooves, and each Hole processing requires multiple processes, such as bearing hole drilling, bearing hole side milling, bearing hole sinking and chamfering, and bearing hole boring. The completion of the process requires the use of multiple machine tools for sequential processing, which also requires multiple clamping, which makes the production efficiency low and the product accuracy is affected.

Utility model content

The purpose of the utility model is to overcome the defects of low efficiency and affected precision in machining bearing holes of the existing yoke, and provide a turntable machine for machining yoke bearing holes with high production efficiency and high machining accuracy.

For this reason, the utility model adopts the following technical solutions: a turntable machine for processing yoke bearing holes, characterized in that the turntable machine includes a bed, a rotary table and a rotating mechanism that supports and drives the rotation of the work turntable, The rotary worktable is installed in the center of the bed, and a plurality of clamping mechanisms are evenly distributed along the circumferential direction on the rotary worktable, and the outer periphery of the bed is sequentially arranged with the clamping mechanisms along the circumferential direction. The position corresponds to the loading and unloading station, drilling station, milling station and boring station. The drilling station is correspondingly equipped with a bearing hole drilling device, and the milling station is correspondingly provided with a side surface of the bearing hole. Milling device, the boring station is correspondingly equipped with a bearing hole boring device, and the bearing hole drilling device, bearing hole side milling device and bearing hole boring device are all guided and fed by an independent servo feeding device .

As a supplement and improvement to the above technical solution, the utility model also includes the following technical features.

The bearing hole drilling device includes a first bearing hole drilling mechanism and a second bearing hole drilling mechanism arranged along the circumferential direction in sequence, the first bearing hole drilling mechanism and the second bearing hole drilling mechanism Corresponding to one of the above-mentioned clamping mechanisms respectively, the two drilling processing mechanisms respectively correspond to one of the above-mentioned servo feeding devices for guiding feeding. The first bearing hole drilling processing mechanism and the second bearing hole drilling processing mechanism radially process the workpiece on the clamping mechanism corresponding to the two processing mechanisms, and the first bearing hole drilling processing mechanism and the second bearing hole drilling processing mechanism The bearing hole drilling mechanism processes the bearing holes on the two forks respectively, mainly to adapt to the consistency of the processing beats of each process, save time and improve efficiency.

The bearing hole side milling device includes a bearing hole side milling mechanism, the bearing hole side milling mechanism corresponds to one of the clamping mechanisms, and the servo feeding device corresponding to the processing mechanism is a one-way feeding method, driving the bearing hole The side milling processing mechanism processes the workpiece on the clamping mechanism corresponding to the processing mechanism radially.

The bearing hole boring device includes a bearing hole rough boring processing mechanism, a first bearing hole counterbore processing mechanism, a second bearing hole counterbore processing mechanism and a bearing hole fine boring processing mechanism arranged along the circumferential direction in sequence. The four processing mechanisms Corresponding to one of the above-mentioned clamping mechanisms, the workpiece on the clamping mechanism is respectively subjected to rough boring of two bearing holes, rough boring and chamfering of the inner counterbore of one bearing hole, rough boring and concurrent chamfering of the inner counterboring of the other bearing hole For the fine boring of corner and two-spaced bearing holes, the servo feed devices corresponding to the first bearing hole counterbore processing mechanism and the second bearing hole counterbore processing mechanism are two-way feed mode, the bearing hole rough boring processing mechanism and the bearing hole fine boring processing The servo feeding devices corresponding to the respective mechanisms are all in one-way feeding mode.

The bed is a circular bed, which reduces the space occupied by the machine tool.

When working, eight clamping mechanisms are evenly distributed along the circumferential direction on the rotary table, and the eight clamping mechanisms correspond to one loading and unloading station and seven processing stations respectively. The first bearing hole drilling processing mechanism, the second bearing hole The hole drilling processing mechanism, the bearing hole side milling processing mechanism, the bearing hole rough boring processing mechanism, the first bearing hole counterbore processing mechanism, the second bearing hole counterbore processing mechanism and the bearing hole fine boring processing mechanism are respectively arranged in seven processing workers. There are workpieces clamped on the clamping mechanism, and the seven processing mechanisms process the workpieces on the corresponding clamping mechanisms, so that one bearing hole is rough drilled, the other bearing hole is rough drilled, the inner and outer sides of the bearing hole are milled, Rough boring of two bearing holes, rough boring and chamfering of the inner counterbore of one bearing hole, rough boring and chamfering of the inner counterbore of the other bearing hole, fine boring of two bearing holes and loading and unloading can be carried out at the same time, realizing the same cycle processing of each process, When a processing beat is completed, the rotary mechanism drives the rotary table to rotate at a certain angle, and the workpiece is transported to the next process for processing, which saves time and improves processing efficiency.

The utility model can achieve the following beneficial effects: by combining multiple processes on one machine tool for processing, the workpiece is clamped once and then rotates with the rotary table for one revolution to complete the processing of the bearing hole, so that each process follows the same processing beat The processing reduces the processing time and greatly improves the processing efficiency. At the same time, it only needs to be clamped once, which improves the processing accuracy.

Description of drawings

Fig. 1 is a structural schematic diagram of a conventional fork.

Fig. 2 is a schematic diagram of another direction of the existing fork.

Fig. 3 is a schematic structural view of the utility model.

Fig. 4 is a schematic diagram of the top view direction of the utility model.

Detailed ways

Specific embodiments of the present utility model are described in detail below in conjunction with the accompanying drawings.

As shown in Figures 3 and 4, the utility model includes a circular bed 3, a rotary table 4 and a rotating mechanism that supports and drives the rotation of the work turntable. The rotary table 4 is installed in the center of the bed 3, and the Eight clamping mechanisms 14 are evenly distributed along the circumferential direction on the rotary table 4, and the outer periphery of the bed 3 is sequentially provided with loading and unloading stations 6 corresponding to the positions of the eight clamping mechanisms 14 along the circumferential direction. 1st drilling station, 2nd drilling station, milling station, 1st boring station, 2nd boring station, 3rd boring station and 4th boring station, outside the bed 3 A bearing hole drilling device, a bearing hole side milling device and a bearing hole boring device are arranged on the periphery, and the bearing hole drilling device includes a first bearing hole drilling processing mechanism 7 and a second bearing hole drilling mechanism arranged along the circumferential direction in sequence. The processing mechanism 8 is respectively arranged at the first drilling station and the second drilling station; the bearing hole side milling device includes a bearing hole side milling mechanism 9 and is correspondingly arranged at the milling station Station; the bearing hole boring device includes a bearing hole rough boring processing mechanism 10, a first bearing hole counterbore processing mechanism 15, a second bearing hole counterbore processing mechanism 16 and a bearing hole fine boring processing mechanism arranged along the circumferential direction in sequence 17, and are correspondingly arranged at the first boring station, the second boring station, the third boring station and the fourth boring station; The servo feeding device 5 guides the feed, wherein the first bearing hole counterbore processing mechanism and the second bearing hole counterbore processing mechanism are in a bidirectional feeding mode, and respectively drive the respective processing mechanisms radially to the respective corresponding The workpiece on the clamping mechanism 14 is processed.

During work, eight clamping mechanisms 14 are evenly distributed along the circumferential direction on the rotary table 4, and the eight clamping mechanisms 14 correspond to a loading and unloading station 6 and seven processing stations respectively. The first bearing hole drilling processing mechanism 7. The second bearing hole drilling mechanism 8, the bearing hole side milling mechanism 9, the bearing hole rough boring processing mechanism 10, the first bearing hole counterbore processing mechanism 15, the second bearing hole counterbore processing mechanism 16 and the bearing hole fine boring The processing mechanism 17 is correspondingly arranged at seven processing stations in turn, and the corresponding clamping of the workpiece on the clamping mechanism 14 is carried out. Rough drilling of a bearing hole, milling of the inside and outside of the bearing hole, rough boring of two bearing holes, rough boring and chamfering of the inner counterbore of one bearing hole, rough boring and chamfering of the inner counterbore of the other bearing hole, fine boring of two bearing holes and Loading and unloading can be carried out at the same time to achieve the same cycle of processing in each process. When a processing cycle is completed, the rotating mechanism drives the rotary table 4 to rotate at a certain angle, and the workpiece is transported to the next process for processing, which saves time and improves processing efficiency. .

Claims (5)

1. one kind for processing the disk machine of joint fork shaft bearing bore, it is characterized in that: described disk machine comprises lathe bed, the rotating mechanism that rotary table and support drive Work turning table rotate, rotary table is installed on described lathe bed central authorities, described rotary table is along the circumferential direction evenly equipped with multiple clamping mechanism, described lathe bed outside is along the circumferential direction disposed with the loading and unloading station corresponding with described clamping mechanism position, boring station, milling station and boring station, described boring station correspondence is provided with dead eye drilling equipment, described milling station correspondence is provided with dead eye side milling attachment, described boring station correspondence is provided with dead eye borer, described dead eye drilling equipment, dead eye side milling attachment and dead eye borer are all by independently servo feeding apparatus guiding feeding.

2. a kind of disk machine for processing joint fork shaft bearing bore according to claim 1, it is characterized in that: described dead eye drilling equipment comprises the clutch shaft bearing hole drilling organisation of working and the second dead eye Drilling operation mechanism that along the circumferential direction arrange successively, clutch shaft bearing hole drilling organisation of working and the second dead eye Drilling operation mechanism be corresponding clamping mechanism described in respectively, this Liang Ge Drilling operation mechanism separately corresponding servo feeding apparatus described in carries out guiding feeding, and these two servo feeding apparatus are admission mode.

3. a kind of disk machine for processing joint fork shaft bearing bore according to claim 2, it is characterized in that: described dead eye side milling attachment comprises dead eye side Milling Process mechanism, the corresponding clamping mechanism described in of dead eye side Milling Process mechanism, the servo feeding apparatus that this organisation of working is corresponding is admission mode.

4. a kind of disk machine for processing joint fork shaft bearing bore according to claim 3, it is characterized in that: described dead eye borer comprises the dead eye heavy boring organisation of working along the circumferential direction arranged successively, clutch shaft bearing hole counterbore organisation of working, second dead eye counterbore organisation of working and dead eye right boring organisation of working, these four organisation of workings are corresponding clamping mechanism described in respectively, clutch shaft bearing hole counterbore organisation of working and each self-corresponding servo feeding apparatus of the second dead eye counterbore organisation of working are two-way feed mode, dead eye heavy boring organisation of working and each self-corresponding servo feeding apparatus of dead eye right boring organisation of working are admission mode.

5. a kind of disk machine for processing joint fork shaft bearing bore according to claim 4, is characterized in that: described lathe bed is circular lathe bed.