CN110695718A

CN110695718A - Six-station turntable device for machining rocker arm seat

Info

Publication number: CN110695718A
Application number: CN201911161634.4A
Authority: CN
Inventors: 殷常春; 钱卫林; 蒋小荣
Original assignee: Changzhou Changhe Machinery Co Ltd
Current assignee: Changzhou Changhe Machinery Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-01-17

Abstract

The invention discloses a six-station turntable device for machining a rocker arm seat, which comprises a fixed base, a lifting mechanism, a machining part and a positioning part positioned below the machining part, wherein the machining part comprises an upper rotating motor seat, the bottom of the upper rotating motor seat is connected with a machining box, the opening of the machining box is downward, a support is fixed on the inner side of the machining box, a machining hob is arranged on the support, the machining part is erected on one side of the lifting mechanism, and the lifting mechanism drives the machining part to move up and down. The invention has the advantages that: through elevating system, processing portion and six station revolving stages, realized the automation of rocking arm seat processing, very big promotion the machining efficiency of rocking arm seat and avoided because the cost that the experience of workman is not enough causes runs off.

Description

Six-station turntable device for machining rocker arm seat

Technical Field

The invention belongs to the technical field of machining, and particularly relates to a six-station turntable device for machining a rocker arm seat.

Background

Rocker seats are parts that are extremely similar in shape to a T-shape and often require machining prior to installation of the rocker seat in mechanical equipment. The existing machining method of the rocker arm seat is that a worker machines through a milling machine, the rocker arm seat is fixed at a machining position and is stationary, a milling cutter rotates and does linear reciprocating motion, and a machined surface is milled when the milling cutter passes through the surface of the rocker arm seat. Because the rocker arm seat is small in size and short in period of processing a plane, the operation of pressing and fixing parts is frequent, a worker easily makes mistakes during operation to cause unqualified products, the operation efficiency of a single worker is low, particularly, the processing efficiency of the worker with insufficient proficiency in unit time is lower, more defective products are easily generated, the cost paid by an enterprise is higher, and the profit is lower.

Disclosure of Invention

In order to solve the above problems, the present invention provides the following technical solutions: a six-station turntable device for machining a rocker arm base comprises a fixed base, and further comprises a lifting mechanism, a machining part and a positioning part located below the machining part, wherein the machining part comprises an upper rotating motor base, the bottom of the upper rotating motor base is connected with a machining box, the opening of the machining box is downward, a support is fixed on the inner side of the machining box, a machining hob is arranged on the support, the machining part is erected on one side of the lifting mechanism, and the lifting mechanism drives the machining part to move up and down; the positioning part comprises a lower rotating motor, a fixed round table and a six-station rotating table, the lower rotating motor base is fixed on a fixed base, the six-station rotating table is connected with the output end of the lower rotating motor base, the fixed round table is further arranged between the six-station rotating table and the lower rotating motor base, the fixed round table is fixed on the fixed base, symmetrically arranged positioning lifting pins are arranged on the fixed round table, the bottoms of the positioning lifting pins are conical, a blind hole groove penetrating the bottoms of the positioning lifting pins is further formed in the fixed round table, a telescopic motor is further arranged on one side of the fixed round table, the output end of the telescopic motor is provided with a telescopic rod, and the telescopic rod penetrates into the blind hole groove in the fixed round table; the six-station rotary table comprises a rotary base located in the middle and six station arms which are fixed on the side edge of the rotary base and have the same structure, wherein a rocker arm seat clamping groove is formed in one end, away from the rotary base, of each station arm, a pressing motor is arranged at one end, close to the rotary base, of each station arm, a fixing baffle is arranged on one side of each rocker arm seat clamping groove, a push plate is arranged on the other side of each rocker arm seat clamping groove, and one side of each push plate is connected.

The laser processing device comprises a processing box, a station arm and a lifting mechanism, and further comprises a safety device, wherein the safety device comprises a laser transmitter and a laser receiver, the laser transmitter is arranged at the top of the inner side of the processing box, the laser receiver is arranged on the station arm, and the laser receiver is used for controlling the closing of a power supply circuit of the lifting mechanism.

Further, elevating system includes elevating screw and lifting beam, elevating screw's bottom is equipped with elevator motor, elevating screw's both sides still are equipped with the fixed roll, the lifting beam is perpendicular to be set up with elevating screw and is connected and run through by elevating screw and lifting beam, one side of lifting beam is connected with the rotating electrical cabinet.

Furthermore, the lifting mechanism comprises a sliding column and a lifting beam, the lifting beam is perpendicular to the sliding column, the middle of the lifting beam is penetrated by the sliding column, longitudinal hydraulic rods are arranged on two sides of the lifting beam, and the longitudinal hydraulic rods are arranged on two sides of the sliding column.

Furthermore, the lifting device further comprises a sliding beam, the sliding beam is fixedly connected with the lifting beam, the upper rotating motor base is connected with the sliding beam in a sliding mode, the lifting beam is further provided with a transverse hydraulic rod, and the transverse hydraulic rod is connected with the upper rotating motor base and pushes the upper rotating motor base to slide on the sliding beam.

Furthermore, hemispherical grooves are formed in two sides of the position arm, which are positioned at one section of the rocker arm seat clamping groove, and the diameter of each groove is matched with that of the lifting positioning pin.

Furthermore, the telescopic motor is provided with two telescopic rods, the fixed round platform is correspondingly provided with two blind hole grooves and two pairs of lifting positioning pins, and the two pairs of lifting positioning pins are arranged in a square shape.

Furthermore, one end of the telescopic rod, which penetrates into the blind hole groove, is conical.

The invention has the advantages that:

1. according to the rocker arm seat machining device, a rocker arm seat can be automatically machined only by placing the rocker arm seat into the rocker arm seat clamping grooves on the six station arms by a worker, a plurality of rocker arm seats can be machined by loading once, the machining efficiency of the rocker arm seat is greatly improved, the rocker arm seat machining device has no quantity and proficiency requirements on workers, the product quality is improved by adopting automatic machining, the reject ratio of products is reduced, and the loss of defective products to the cost of an enterprise is avoided;

2. according to the invention, the lifting control of the lifting mechanism is realized through the laser alignment of the safety device, the phenomenon that the product loss and personnel injury are caused by inaccurate positioning after the processing part descends because the processing part is not aligned with the part to be processed is prevented, and the loss of enterprises is further avoided while the safety is ensured.

3. The invention can accurately position the station arm through the lifting positioning pin, and effectively ensures the positioning effect and continuity of the station arm through the method of clamping first and then fixing.

Drawings

FIG. 1 is a schematic plan view of a positioning portion of the present invention;

FIG. 2 is an overall structural view in embodiment 1 of the present invention;

FIG. 3 is a block diagram of a six-station turret;

FIG. 4 is a structural diagram of a blind hole slot and a lifting locating pin on a fixed circular truncated cone;

fig. 5 is an overall configuration diagram in embodiment 2 of the present invention.

In the figure: 1. a fixed base; 2. rotating the motor base upwards; 3. a processing box; 4. a support; 5. processing a hob; 6. a lower rotating motor; 7. fixing the round table; 8. a six-station turntable; 9. positioning the lifting pin; 10. a blind hole groove; 11. a telescopic motor; 12. a telescopic rod; 13. rotating the base; 14. a station arm; 15. a rocker arm seat clamping groove; 16. a compacting motor; 17. fixing a baffle plate; 18. pushing the plate; 19. a laser transmitter; 20. a laser receiver; 21. lifting a screw rod; 22. a lifting beam; 23. a lifting motor; 24. a fixed roller; 25. a sliding post; 26. a longitudinal hydraulic rod; 27. a sliding beam; 28. a groove; 29. a transverse hydraulic rod.

Detailed Description

The technical solution in 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.

Referring to fig. 1-4, a six-station turntable device for processing a rocker arm base comprises a fixed base 1, a lifting mechanism, a processing part and a positioning part located below the processing part, wherein the processing part comprises an upper rotating motor base 2, the bottom of the upper rotating motor base 2 is connected with a processing box 3, the processing box 3 can be cylindrical or square, the opening of the processing box 3 is downward, a bracket 4 is fixed on the inner side of the processing box 3, a processing hob 5 is arranged on the bracket 4, the lifting mechanism comprises a lifting screw 21 and a lifting beam 22, the bottom of the lifting screw 21 is provided with a lifting motor 23, two sides of the lifting screw 21 are also provided with fixed rollers 24, the lifting beam 22 is vertically connected with the lifting screw 21 and is penetrated by the lifting screw 21 and the lifting beam 22, the lifting screw 21 is driven to rotate by the lifting motor 23, so that the lifting beam 22 moves up and down, one side of lifting is connected with the upper rotating motor base 2, the positioning part comprises a lower rotating motor 6, a fixed round table 7 and a six-station rotary table 8, the lower rotating motor base 6 is fixed on a fixed base 1, the six-station rotary table 8 is connected with the output end of the lower rotating motor base 6, the fixed round table 7 is also arranged between the six-station rotary table 8 and the lower rotating motor base 6, the fixed round table 7 is fixed on the fixed base 1, the fixed round table 7 is provided with symmetrically arranged lifting positioning pins 9, the bottom of the lifting positioning pin 9 is conical, the fixed round table 7 is also provided with a blind hole groove 10 which extends into the bottom of the lifting positioning pin 9, one side of the fixed round table 7 is also provided with a telescopic motor 11, the output end of the telescopic motor 11 is provided with a telescopic rod 12, the telescopic rod 12 extends into the blind hole groove 10 on the fixed round table 7, the six-station rotary table 8 comprises a rotating base 13 positioned in the middle and six station, the rotary base 13 is in a regular hexagon shape, a round shaft hole connected with the output end of a rotary motor on the lower rotary motor base 6 is arranged in the middle, a rocker arm base clamping groove 15 is arranged at one end, far away from the rotary base 13, of the station arm 14, a pressing motor 16 is arranged at one end, close to the rotary base 13, of the rocker arm base clamping groove 15, a fixing baffle 17 is arranged at one side of the rocker arm base clamping groove 15, a pushing plate 18 is arranged at the other side of the rocker arm base, one side of the pushing plate 18 is connected with the pressing motor 16, the lifting mechanism further comprises a safety device, the safety device comprises a laser transmitter 19 and a laser receiver 20, the laser transmitter 19 is arranged at the inner top of the processing box 3, the laser receiver 20 is arranged on the station arm 14, the laser receiver 20 is used for controlling the closing of a power circuit of the lifting mechanism, when the laser receiver, when the laser receiver 20 cannot receive the laser signal emitted by the laser emitter 19, the cable and the power supply of the lifting motor 23 are in a cut-off state, the hemispherical grooves 28 are formed in the two sides of the section, located on the rocker arm seat clamping groove 15, of the station arm 14, the diameter of each groove 28 is matched with that of the corresponding positioning pin, and the grooves 28 are formed so that the lifting positioning pin 9 and the station arm 14 are more stable.

The operation principle of the invention is as follows: an operator sequentially puts a rocker base into rocker base grooves 28 on six station arms 14, drives a pressing motor 16 on the six station arms 14 to push a push plate 18 to press the rocker base after filling, drives a motor on a lower rotating motor base 6 to drive a rotating base 13 to rotate, so that the six station arms 14 rotate clockwise or anticlockwise on a fixed circular table 7, the rotating direction is adjusted according to the position of a telescopic motor 11, simultaneously drives the telescopic motor 11 to drive a telescopic rod 12 to extend, the telescopic rod 12 moves towards the inside of a blind hole groove 10 penetrating into the fixed circular table 7, when the bottom of a first lifting positioning pin 9 is moved to the bottom of the first lifting positioning pin 9, because the bottom of the lifting positioning pin 9 is conical, the telescopic rod 12 penetrates into the blind hole groove 10 and is also a telescopic rod, the conical positioning pin 12 can push the first lifting positioning pin 9 to move upwards, and the first positioning pin can protrude out of the surface of the fixed circular table 7, the lifting height of the lifting mechanism is consistent with the height of the station arms 14, when one station arm 14 of the six station arms 14 rotates to the position, the lifting mechanism can be clamped by the first lifting positioning pin 9, meanwhile, the telescopic rod 12 continues to move towards the deep part of the blind hole groove 10 to drive the second lifting positioning pin 9 to lift, the distance between the two lifting positioning pins 9 is equal to the distance between the two hemispherical grooves 28 on the station arm 14, after the second lifting positioning pin 9 lifts, the station arm 14 between the two lifting positioning pins can be firmly clamped, after clamping, whether the clamping mechanism is in the consistent position with a top processing part is detected through a safety device, namely a bottom laser receiver 20, if the position is consistent, the lifting motor 23 can be driven to descend, the motor in the upper rotating motor seat 2 drives the processing box 3 to rotate, and the processing hob 5 in the position processing box 3 can roll and process the rocker seat in the rotating process, if the elevator motor 23 cannot be driven to descend, the machining part is not aligned with the rocker arm seat, and equipment needs to be detected to avoid loss. After the first rocker arm seat is machined, the first station arm 14 is released by retracting the telescopic rod 12, and the steps are repeated to machine the following rocker arm seat, wherein six rocker arms are machined, and then the rocker arm seat is disassembled and reloaded. The advantage of this embodiment is that only need the workman put into rocker arm seat draw-in groove 15 on six station arms 14 with the rocker arm seat, just can realize the automated processing of rocker arm seat, once load and just can process a plurality of rocker arm seats, very big promotion the machining efficiency of rocker arm seat, and this device does not have quantity and proficiency requirement to the workman, has adopted automated processing to promote product quality, has reduced the defective rate of product, has avoided the loss that the defective products caused the cost of enterprise.

Example 2

As shown in fig. 1 and 3-5, a six-station turntable device for processing a rocker arm base comprises a fixed base 1, a lifting mechanism, a processing part and a positioning part located below the processing part, wherein the processing part comprises an upper rotating motor base 2, the bottom of the upper rotating motor base 2 is connected with a processing box 3, the processing box 3 can be cylindrical or square, the processing box 3 has a downward opening, a support 4 is fixed on the inner side of the processing box 3, a processing hob 5 is arranged on the support 4, the lifting mechanism comprises a sliding column 25 and a lifting beam 22, the lifting beam 22 and the sliding column 25 are vertically arranged, the middle of the lifting beam 22 is penetrated by the sliding column 25, longitudinal hydraulic rods 26 are arranged on both sides of the lifting beam 22 and are arranged on both sides of the sliding column 25, the lifting beam is driven by the hydraulic rods to move up and down along the sliding column 25, the sliding beam 27 is further comprised, the sliding beam 27 is fixedly connected with the lifting beam 22, the upper rotating motor base 2 is connected with a sliding beam 27 in a sliding manner, a transverse hydraulic rod 29 is further arranged on the upper lifting beam 22, the transverse hydraulic rod 29 is connected with the upper rotating motor base 2 and pushes the upper rotating motor base 2 to slide on the sliding beam 27, station arms 14 at different positions can be processed, the positioning part comprises a lower rotating motor 6, a fixed round table 7 and a six-station rotary table 8, the lower rotating motor base 6 is fixed on the fixed base 1, the six-station rotary table 8 is connected with the output end of the lower rotating motor base 6, the fixed round table 7 is further arranged between the six-station rotary table 8 and the lower rotating motor base 6, the fixed round table 7 is fixed on the fixed base 1, the fixed round table 7 is provided with lifting positioning pins 9 which are symmetrically arranged, the bottom of the lifting positioning pins 9 is conical, the fixed round table 7 is further provided with a blind hole groove 10 which extends into the bottom of the lifting positioning pins 9, and one side of the fixed, the output end of a telescopic motor 11 is provided with a telescopic rod 12, the telescopic rod 12 is deeply inserted into a blind hole groove 10 on a fixed round table 7, the telescopic motor 11 is provided with two telescopic rods 12, the fixed round table 7 is also correspondingly provided with two blind hole grooves 10 and two pairs of lifting positioning pins 9, the two pairs of lifting positioning pins 9 are arranged in a square shape, the square positioning pins can enable a clamped station arm 14 to be more stable, a six-station rotary table 8 comprises a rotary base 13 positioned in the middle and six station arms 14 with the same structure and fixed on the side edge of the rotary base 13, the rotary base 13 is in a regular hexagon shape, the middle is a round shaft hole connected with the output end of a rotary motor on a lower rotary motor base 6, one end of the station arm 14 far away from the rotary base 13 is provided with a rocker arm base clamping groove 15, one end of the station arm near the rotary base 13 is provided with a pressing, one side of the push plate 18 is connected with a compaction motor 16, and the device also comprises a safety device, the safety device comprises a laser transmitter 19 and a laser receiver 20, the laser transmitter 19 is arranged at the inner top of the processing box 3, the laser receiver 20 is arranged on the station arm 14, the laser receiver 20 and the transmitter are actually a circuit closing control switch, the closing of the lifting mechanism and a power circuit is controlled in a wireless or wired mode, when the laser receiver 20 receives a laser signal transmitted by the laser transmitter 19, a cable of the lifting motor 23 is communicated with the power supply, the lifting motor 23 can be driven to lift, when the laser receiver 20 cannot receive the laser signal transmitted by the laser transmitter 19, the cable of the lifting motor 23 and the power supply are in a cut-off state, and after the lifting motor 23 is driven, the lifting motor 23 cannot move up and down, hemispherical grooves 28 are formed in two sides of the section, located on the rocker arm seat clamping groove 15, of the station arm 14, and the number and the diameter of the grooves 28 are matched with those of the positioning pins.

The operation principle of this embodiment is similar to that of embodiment 1, and it is not described in detail, and the advantage of this embodiment lies in making the station arm more stable when fixing a position through two pairs of locating pins and recesses.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a six station revolving stage devices are used in rocking arm seat processing, includes fixed baseplate (1), its characterized in that: the processing device is characterized by further comprising a lifting mechanism, a processing part and a positioning part located below the processing part, wherein the processing part comprises an upper rotating motor base (2), the bottom of the upper rotating motor base (2) is connected with a processing box (3), the opening of the processing box (3) is downward, a support (4) is fixed on the inner side of the processing box (3), a processing hob (5) is arranged on the support (4), the processing part is erected on one side of the lifting mechanism, and the lifting mechanism drives the processing part to move up and down; the positioning part comprises a lower rotating motor (6), a fixed round table (7) and a six-station rotary table (8), the lower rotating motor base (6) is fixed on the fixed base (1), the six-station rotary table (8) is connected with the output end of the lower rotating motor base (6), the fixed round table (7) is further arranged between the six-station rotary table (8) and the lower rotating motor base (6), the fixed round table (7) is fixed on the fixed base (1), symmetrically arranged lifting positioning pins (9) are arranged on the fixed round table (7), the bottom of each lifting positioning pin (9) is conical, a blind hole groove (10) penetrating into the bottom of each lifting positioning pin (9) is further arranged on the fixed round table (7), a telescopic motor (11) is further arranged on one side of the fixed round table (7), and a telescopic rod (12) is arranged at the output end of each telescopic motor (11), the telescopic rod (12) penetrates into the blind hole groove (10) on the fixed round table (7); six station revolving stage (8) are including being located middle rotating base (13) and fixing six station arms (14) that the structure is the same at rotating base (13) side, the one end that rotating base (13) were kept away from in station arm (14) is equipped with rocking arm seat draw-in groove (15), and its one end that is close to rotating base (13) is equipped with compressing motor (16), one side of rocking arm seat draw-in groove (15) is equipped with fixed stop (17), and the opposite side is equipped with push pedal (18), one side and compressing motor (16) of push pedal (18) are connected.

2. The six-station turntable device for machining the rocker arm seat as claimed in claim 1, wherein: still include safeties, safeties includes laser emitter (19) and laser receiver (20), the inboard top of processing case (3) is arranged in laser emitter (19), laser receiver (20) set up on station arm (14), laser receiver (20) are used for controlling elevating system's power supply line's closure.

3. The six-station turntable device for machining the rocker arm seat as claimed in claim 1, wherein: elevating system includes elevating screw (21) and lifting beam (22), the bottom of elevating screw (21) is equipped with elevator motor (23), the both sides of elevating screw (21) still are equipped with fixed roll (24), lifting beam (22) are perpendicular to set up with elevating screw (21) and are connected and run through by elevating screw (21) and lifting beam (22), one side of lifting beam (22) is connected with last rotating electrical machines seat (2).

4. The six-station turntable device for machining the rocker arm seat as claimed in claim 1, wherein: the lifting mechanism comprises a sliding column (25) and a lifting beam (22), the lifting beam (22) and the sliding column (25) are arranged vertically, the middle of the lifting beam (22) is penetrated through by the sliding column (25), longitudinal hydraulic rods (26) are arranged on two sides of the lifting beam (22), and the longitudinal hydraulic rods (26) are arranged on two sides of the sliding column (25).

5. The six-station turntable device for machining a rocker-arm seat as claimed in claim 3 or claim 4, wherein: still include sliding beam (27), sliding beam (27) and lifting beam (22) looks fixed connection, go up rotating electrical machines cabinet (2) and sliding beam (27) sliding connection, still be equipped with horizontal hydraulic stem (29) on lifting beam (22), horizontal hydraulic stem (29) and last rotating electrical machines cabinet (2) are connected and are promoted to go up rotating electrical machines cabinet (2) and slide on sliding beam (27).

6. The six-station turntable device for machining the rocker arm seat as claimed in claim 5, wherein: and hemispherical grooves (28) are formed in two sides of the section, located on the rocker arm seat clamping groove (15), of the station arm (14), and the diameter of each groove (28) is matched with that of the lifting positioning pin (9).

7. The six-station turntable device for machining the rocker arm seat as claimed in claim 6, wherein: the telescopic motor (11) is provided with two telescopic rods (12), the fixed round platform (7) is correspondingly provided with two blind hole grooves (10) and two pairs of lifting positioning pins (9), and the two pairs of lifting positioning pins (9) are arranged in a square shape.

8. The six-station turntable device for machining the rocker arm seat as claimed in claim 6, wherein: one end of the telescopic rod (12) penetrating into the blind hole groove (10) is conical.