CN214922418U

CN214922418U - Drilling equipment for axle housing machining production line

Info

Publication number: CN214922418U
Application number: CN202120616748.XU
Authority: CN
Inventors: 石德江
Original assignee: Shandong Boying Vehicle Bridge Co ltd
Current assignee: Shandong Boying Vehicle Bridge Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-11-30
Anticipated expiration: 2031-03-26

Abstract

The utility model provides a drilling equipment for axle housing processing lines, including C type frame, the level is provided with the carousel in the C type frame, the bottom surface of the top surface fixed connection locating station of carousel, the locating station is equipped with the brace table outward, locating station and brace table are hollow cylinder, the first electric push rod of top surface fixed mounting of C type frame inner wall, the center of the lower extreme fixed connection disc top surface of first electric push rod, fixed mounting distance sensor on the locating piece, fixed mounting PLC controller on the C template, first motor and distance sensor all with PLC controller circuit connection. This device is used for the drilling process of axle housing, and this device can fix a position the breach on the axle housing flange face before axle housing drilling, guarantees that the axle housing breach can stagger with the position of drill bit to guarantee that every hole is the same with the distance of axle housing ring flange inner wall, the stress size that two half-bridge shell assembly back holes received is the same, and the flange face atress is even, and the gap is difficult for appearing in axle housing assembly department.

Description

Drilling equipment for axle housing machining production line

Technical Field

The utility model belongs to axle housing drilling field, specifically speaking are a drilling equipment for axle housing processing lines.

Background

The automobile axle is connected with the frame through the suspension, wheels are installed at two ends of the automobile axle, the axle is used for bearing the load of the automobile, the normal running of the automobile on a road is maintained, holes need to be drilled on an axle flange in the axle housing machining process, so that the subsequent assembly is facilitated, two symmetrical notches are formed in the flange surface before the holes are drilled in part of the axle, two assembling holes need to be located on two sides of the notches, therefore, when the axle with the notches is machined, the notches need to be determined firstly and then drilled, if the notches are not considered, the holes and the inner wall of the flange plate can be led to be different in distance, when the two axle housings are assembled, the stress on each hole is different in size, and the stability of the assembled axle housing is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a drilling equipment for axle housing processing lines for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a drilling device for an axle housing processing production line comprises a C-shaped frame, wherein a turntable is horizontally arranged in the C-shaped frame, the top surface of the turntable is fixedly connected with the bottom surface of a positioning table, a supporting table is arranged outside the positioning table, the positioning table and the supporting table are hollow cylinders, a first electric push rod is fixedly arranged on the top surface of the inner wall of the C-shaped frame, the lower end of the first electric push rod is fixedly connected with the center of the top surface of a disc, a plurality of drill bits are detachably arranged on the bottom surface of the disc, a first spring rod is arranged on the inner side of each drill bit, a through transverse groove is formed in the disc, the upper end of the first spring rod penetrates through the transverse groove, a second electric push rod is fixedly arranged on the disc, a second spring rod is fixedly arranged on the bottom surface of the disc, the moving end of the second spring rod is fixedly connected with the first spring rod, the lower end of the first spring rod is fixedly connected with the center of the top surface of a positioning block, a distance sensor is fixedly arranged on the positioning block, and a PLC controller is fixedly arranged on a C-shaped plate, the first motor and the distance sensor are both connected with the PLC circuit.

According to the drilling equipment for the axle housing machining production line, the two sides of the periphery of the supporting table are provided with the elastic ropes.

According to the drilling equipment for the axle housing machining production line, a plurality of vertical through holes are formed in the disc, the second motor is fixedly installed above the through holes, and the output end of the second motor is fixedly connected with the center of the top surface of the threaded sleeve.

According to the drilling equipment for the axle housing processing production line, the periphery of the supporting table is uniformly provided with the left and right through grooves.

The utility model has the advantages that: the device is used for the drilling process of an axle housing, in the using process, firstly, two sides of the axle housing to be drilled are placed on a supporting table, the periphery of a positioning table is contacted with the inner wall of a flange plate of the axle housing, after the axle housing is placed, a user extends a second electric push rod, the second electric push rod is contacted with a first spring rod and then pushes the first spring rod to move rightwards along a transverse groove, the second spring rod is compressed, the second electric push rod is closed when the first spring rod moves to the rightmost end of the transverse groove, then the user extends the first electric push rod, the first electric push rod extends to drive a disc, a drill bit, the first spring rod, the second electric push rod, the second spring rod and a positioning block to move downwards, when the positioning block is positioned in the axle housing but the drill bit is not contacted with the axle housing, the user closes the first electric push rod, then the user retracts the second electric push rod, when the second electric push rod retracts to the initial position, in the process that the second electric push rod contracts, the first spring rod moves leftwards along the transverse groove under the action of the second spring rod, the positioning block cannot continuously move when the positioning block contacts the inner wall of the axle housing, a user enables the first motor to rotate positively when observing that the positioning block does not continuously move any more, the first motor rotates to drive the rotary disc, the positioning table, the supporting table and the axle housing arranged on the supporting table to rotate, but the second spring rod is still in a compressed state at the moment, when the axle housing rotates until the symmetry line of the notch is collinear with the symmetry line of the positioning block, the positioning block springs into the notch under the action of the second spring rod, the distance detected by the distance sensor is changed from the distance between the distance sensor and the top surface of the positioning table to the distance between the distance sensor and the top surface of the rotary disc, namely the distance between the distance sensor and an object below is detected to be increased, and the distance sensor sends a signal to the PLC controller, first motor stall under PLC controller's instruction, the positioning process of axle housing flange face breach position has been accomplished promptly this moment, then the user makes first electric push rod continue to extend and makes the drill bit begin high-speed rotation simultaneously and drill to the axle housing, the bottom surface of locating piece contacts with the top surface of location platform in drilling process, both contact first spring beam after the contact and are compressed, first electric push rod shrink after the drilling process, first spring beam resets gradually, this device can fix a position the breach on the axle housing flange face before the axle housing drilling, guarantee that the axle housing breach can stagger with the position of drill bit, thereby guarantee that every hole is the same with the distance of axle housing ring flange inner wall, the stress size that two half-bridge shell assembly back holes received is the same, the flange face atress is even, the difficult gap that appears in axle housing assembly department.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; FIG. 3 is a schematic view of the positioning block in relation to the axle housing notch.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A drilling device for an axle housing processing production line comprises a C-shaped frame 1, wherein an opening of the C-shaped frame 1 faces forwards, a rotary disc 3 is horizontally arranged in the C-shaped frame 1, the rotary disc 3 is connected with a power device, the power device is a first motor 2, the output end of the first motor 2 is connected with the center of the bottom surface of the rotary disc 3, when the first motor 2 rotates forwards, the rotary disc 3 rotates clockwise in a top view, the top surface of the rotary disc 3 is fixedly connected with the bottom surface of a positioning table 4, a supporting table 5 is arranged outside the positioning table 4, the positioning table 4 and the supporting table 5 are hollow cylinders, the bottom surface of the supporting table 5 is fixedly connected with the rotary disc 3, the positioning table 4 and the supporting table 5 are coaxial, the top surface of the supporting table 5 is lower than the top surface of the positioning table 4, a first electric push rod 6 is fixedly arranged on the top surface of the inner wall of the C-shaped frame 1, the upper end of the first electric push rod 6 penetrates through the top surface of the inner wall of the C-shaped frame 1 and is fixedly connected with the top surface of the inner wall of the C-shaped frame, the lower end of the first electric push rod 6 is fixedly connected with the center of the top surface of the disc 7, a plurality of drill bits 8 are detachably mounted on the bottom surface of the disc 7, the drill bits 8 are uniformly distributed by taking the circle center of the disc 7 as the center, a cooling spray head is fixedly mounted on one side of each drill bit 8 and can spray cooling liquid to cool the contact surface, the common prior art is adopted in the part which is not illustrated in the drawing and is not described in detail, a first spring rod 9 is arranged on the inner side of each drill bit 8, each first spring rod 9 is positioned between every two adjacent drill bits 8, a vertical through transverse groove 10 is formed in each disc 7, the upper end of each first spring rod 9 penetrates through the transverse groove 10, a second electric push rod 11 is fixedly mounted on the disc 7, the bottom surface of the second electric push rod 11 is fixedly connected with the top surface of the disc 7 through a support, the moving end of the second electric push rod 11 faces towards the first spring rod 9, a second spring rod 12 is fixedly mounted on the bottom surface of the disc 7, and the moving end of the second spring rod 12 is fixedly connected with the first spring rod 9, under initial condition, first spring beam 9 and second spring beam 12 all are in natural state, first spring beam 9 is located the outside of cross slot 10, the center of the lower extreme fixed connection locating piece 13 top surface of first spring beam 9, locating piece 13 can insert the breach department to the axle housing, fixed mounting distance sensor on the locating piece 13, distance sensor installs the inboard in locating piece 13 bottom surface, distance sensor's response end is vertical downwards, fixed mounting PLC controller on the C template 1, first motor 2 and distance sensor all with PLC controller circuit connection, when distance sensor detect with below between the object distance increase, first motor 2 stall. The device is used for the drilling process of an axle housing, in the using process, firstly, two sides of the axle housing to be drilled are placed on a supporting table 5, at the moment, the periphery of a positioning table 4 is in contact with the inner wall of a flange of the axle housing, after the axle housing is placed well, a user extends a second electric push rod 11, the second electric push rod 11 is in contact with a first spring rod 9 and pushes the first spring rod 9 to move rightwards along a transverse groove 10, a second spring rod 12 is compressed, when the first spring rod 9 moves to the rightmost end of the transverse groove 10, the second electric push rod 11 is closed, then the user extends the first electric push rod 6, the first electric push rod 6 extends to drive a disc 7, a drill bit 8, the first spring rod 9, the second electric push rod 11, the second spring rod 12 and a positioning block 13 to move downwards, when the positioning block 13 is positioned in the axle housing but the drill bit 8 is not in contact with the axle housing, the user closes the first electric push rod 6, then the user retracts the second electric push rod 11, when the second electric push rod 11 is contracted to the initial position, a user closes the second electric push rod 11, in the contraction process of the second electric push rod 11, the first spring rod 9 moves leftwards along the transverse groove 10 under the action of the second spring rod 12, the positioning block 13 cannot move continuously when the positioning block 13 contacts the inner wall of the axle housing, the user enables the first motor to rotate positively when observing that the positioning block 13 does not move continuously any more, the first motor 2 rotates to drive the rotating disc 3, the positioning table 4, the supporting table 5 and the axle housing arranged on the supporting table 5 to rotate, but the second spring rod 12 is still in a compressed state at the moment, when the axle housing rotates to the symmetrical line of the notch and the symmetrical line of the positioning block 13, the positioning block 13 pops into the collinear position under the action of the second spring rod 12, the distance detected by the distance sensor is changed from the distance between the distance sensor and the top surface of the positioning table 4 to the distance between the distance sensor and the top surface of the rotating disc 3, namely, the distance sensor detects that the distance between the distance sensor and an object below is increased, the distance sensor sends a signal to the PLC, the first motor 2 stops rotating under the instruction of the PLC, at the moment, the positioning process of the gap position of the flange surface of the axle housing is finished, then a user enables the first electric push rod 6 to continue to extend and simultaneously enables the drill bit 8 to start rotating at a high speed to drill the axle housing, the bottom surface of the positioning block 13 is contacted with the top surface of the positioning table 4 in the drilling process, the first spring rod 9 is compressed after the contact of the two spring rods, the first electric push rod 6 contracts after the drilling process is finished, the first spring rod 9 is gradually reset, the device can position the gap on the flange surface of the axle housing before the axle housing is drilled, the gap of the axle housing can be ensured to be staggered with the position of the drill bit 8, thereby ensuring that the distance between each hole and the inner wall of the flange plate of the axle housing is the same, the stress magnitude of the holes after the two half-bridge housings are assembled is the same, the flange face is evenly stressed, and gaps are not easy to appear at the axle housing assembly position.

Specifically, as shown in fig. 1, the elastic cord 17 is disposed on both sides of the periphery of the support platform 5, and both ends of the elastic cord 17 are fixedly connected to the support platform 5. Place the axle housing back on brace table 5, the user stimulates elasticity rope 17 to make elasticity rope 17 overlap respectively in the both sides of axle housing, and elasticity rope 17 can give a decurrent power of axle housing, thereby avoids taking place relative rotation when carousel 3 rotates between axle housing and the carousel 3 and makes taking place relative rotation between locating piece 13 and the axle housing, increases the positioning time of locating piece 13.

Specifically, as shown in fig. 1, set up the vertical through-hole 14 of several on the disc 7 described in this embodiment, the quantity of through-hole 14 is the same with the quantity of drill bit 8, the equal fixed mounting second motor 15 in top of through-hole 14, the center of the equal fixed connection swivel nut 16 top surface of output of second motor 15, second motor 15 passes through the top surface fixed connection of support frame and disc 7 respectively, the upper end of drill bit 8 periphery all sets up can with the screw thread of swivel nut 16 screw-thread fit, the bottom surface of swivel nut 16 all is connected with the top surface bearing of disc 7, make second motor 15 drive the rotation direction of drill bit 8 follow the direction of being connected of swivel nut 16 and drill bit 8, avoid drill bit 8 to loosen and take off. When the drill bit 8 needs to be replaced after being used for a period of time, the user can unscrew the drill bit 8 from the corresponding threaded sleeve 16 and then take out the drill bit 8 from the through hole 14, so that the drill bit 8 can be replaced.

Further, as shown in fig. 1, a plurality of left and right through grooves 18 are uniformly formed in the periphery of the support table 5 according to the present embodiment. In the axle housing drilling process, the cooling liquid flowing down from the axle housing can flow out from the through groove 18, and the cooling liquid is prevented from being remained between the support table 5 and the positioning table 4.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a drilling equipment for axle housing processing lines which characterized in that: comprises a C-shaped frame (1), a turntable (3) is horizontally arranged in the C-shaped frame (1), the top surface of the turntable (3) is fixedly connected with the bottom surface of a positioning table (4), a supporting table (5) is arranged outside the positioning table (4), the positioning table (4) and the supporting table (5) are both hollow cylinders, a first electric push rod (6) is fixedly arranged on the top surface of the inner wall of the C-shaped frame (1), the lower end of the first electric push rod (6) is fixedly connected with the center of the top surface of a disc (7), a plurality of drill bits (8) are detachably arranged on the bottom surface of the disc (7), a first spring rod (9) is arranged on the inner side of each drill bit (8), a transverse groove (10) which is through up and down is formed in the disc (7), the upper end of the first spring rod (9) penetrates through the transverse groove (10), a second electric push rod (11) is fixedly arranged on the disc (7), and a second spring rod (12) is fixedly arranged on the bottom surface of the disc (7), the moving end of the second spring rod (12) is fixedly connected with the first spring rod (9), the lower end of the first spring rod (9) is fixedly connected with the center of the top surface of the positioning block (13), the distance sensor is fixedly installed on the positioning block (13), the PLC is fixedly installed on the C-shaped frame (1), and the first motor (2) and the distance sensor are both in circuit connection with the PLC.

2. The drilling apparatus for an axle housing manufacturing line of claim 1 wherein: elastic ropes (17) are arranged on two sides of the periphery of the supporting platform (5).

3. The drilling apparatus for an axle housing manufacturing line of claim 1 wherein: the disc (7) is provided with a plurality of vertical through holes (14), a second motor (15) is fixedly mounted above the through holes (14), and the output end of the second motor (15) is fixedly connected with the center of the top surface of the threaded sleeve (16).

4. The drilling apparatus for an axle housing manufacturing line of claim 1 wherein: a plurality of left and right through grooves (18) are uniformly formed in the periphery of the support platform (5).