CN218639205U

CN218639205U - Precision machining device for front cover of engine

Info

Publication number: CN218639205U
Application number: CN202222757457.XU
Authority: CN
Inventors: 党世虎; 王港诗; 李亚军; 殷兆良
Original assignee: Zouping Tiansheng Metal Technology Co ltd
Current assignee: Zouping Tiansheng Metal Technology Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-03-17
Anticipated expiration: 2032-10-19

Abstract

The utility model provides a precision finishing device of engine front cover relates to precision finishing device technical field, comprises a workbench, the workstation top rear side is equipped with the footstock through the support frame, the footstock below is equipped with the processing installation head through processing drive support body, the below of processing installation head can be dismantled and is equipped with the processing head, the outer wall below of processing drive support body is rotated and is equipped with solid fixed ring, gu be equipped with a plurality of interim change framves on the fixed ring, be used for placing the processing head on the interim change frame, processing installation head and the processing drive support body below between the interim change frame are rotated and are equipped with the cylinder, the lower extreme of cylinder is equipped with the change board, both ends one side of changing the board all is equipped with the pothook that is used for the centre gripping processing head. The utility model discloses a solid fixed ring, the cooperation of changing frame, cylinder, change board and pothook temporarily to the realization is to the automatic change operation of processing head, has saved the labour that the staff's manual work was changed.

Description

Precision machining device for front cover of engine

Technical Field

The utility model relates to a precision machining device technical field especially relates to a precision machining device of engine front cover.

Background

The engine end cover is an important component of an engine, and during production and machining, the engine end cover needs to be cast firstly and then subjected to surface treatment through machining.

However, in the prior art, generally, when a workpiece is precisely machined, the workpiece generally needs to be precisely machined or finely machined such as trimming, and after trimming, the workpiece is ground to a certain extent, so that different tool bits or grinding heads need to be frequently replaced in the machining process, and generally, the workpiece is manually replaced or machined by different devices in the prior art, which brings inconvenience to the machining work of workers.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of inconvenient replacement operation of the processing head in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the automatic clamping device comprises a workbench, the top rear side of the top of the workbench is provided with a top seat through a support frame, a machining installation head is arranged below the top seat through a machining driving support body, a machining head can be detachably arranged below the machining installation head, a fixing ring is arranged below the outer wall of the machining driving support body in a rotating mode, a plurality of temporary replacement frames are arranged on the fixing ring, machining heads are arranged on the temporary replacement frames in a placing mode, a cylinder is arranged below the machining driving support body between the machining installation head and the temporary replacement frames in a rotating mode, the lower end of the cylinder is provided with a replacement plate, clamping hooks used for clamping the machining head are arranged on one side of two ends of the replacement plate, the machining installation head or the temporary replacement frames are identical to the machining head in dismounting structure, and clamping mechanisms are symmetrically arranged above the workbench.

As a preferred embodiment, the upper end of the processing head is provided with a mounting bar, a clamping groove which is clamped and assembled with the clamping hook is arranged below the mounting bar, and the mounting bar is clamped and assembled with the temporary replacing frame or the inner wall of the processing mounting head.

As a preferred embodiment, the inside of installing bar slides and is equipped with the support bar, the support bar with through spring assembly connection between the inner wall of installing bar, both ends one side of support bar all is equipped with the stopper, two the stopper runs through respectively draw-in groove and installing bar top extend outside, the inner wall top of changing the frame temporarily be equipped with set up in the upper end the spacing groove of stopper block adaptation.

In a preferred embodiment, a first motor is disposed in the processing driving frame, and the upper end of the air cylinder is driven by the first motor.

As a preferred embodiment, the fixed ring is provided with a rack above, a second motor is arranged at the edge above the processing driving frame body, the output end of the second motor is linked with a gear, and the gear is meshed with the rack.

As a preferred embodiment, the clamping mechanism includes a base and a mechanical arm, the base is disposed on the workbench, and a lower end of the mechanical arm is slidably disposed on the base.

As a preferred embodiment, a sliding block is arranged at the lower end of the mechanical arm, the sliding block is slidably arranged on the base, a screw rod is rotatably arranged above the inside of the base, the sliding block is in threaded assembly with the screw rod, and the screw rod is driven by an external motor.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses a solid fixed ring, the cooperation of changing frame, cylinder, change board and pothook temporarily to the realization is to the automatic change operation of processing head, has saved the labour that the staff's manual work was changed.

2. The utility model discloses a block adaptation of stopper and draw-in groove is convenient for carry out the joint between processing head and processing installation head or the temporary change frame, because the support bar sliding connection in the mounting bar, when the pothook joint is on the draw-in groove, the pothook can extrude the stopper that sets up in the below, drives whole support bar and to the inside removal of mounting bar to be convenient for will set up stopper and draw-in groove separation in the upper end, and then can extract the processing head through extending the cylinder, easy operation, it is convenient to use.

Drawings

Fig. 1 is a perspective view of a precision machining device for an engine front cover according to the present invention;

fig. 2 is a bottom perspective view of a precision machining device for an engine front cover according to the present invention;

FIG. 3 is a perspective view of a processing driving frame body of the precision processing device for the front cover of the engine provided by the present invention;

fig. 4 is a schematic view of an assembly structure of a temporary replacement frame and a machining head of the precision machining device for the front cover of the engine provided by the utility model.

Illustration of the drawings:

1. a work table; 2. a support frame; 3. a top seat; 4. processing a driving frame body; 5. processing the mounting head; 6. a machining head; 7. a fixing ring; 8. temporarily replacing the rack; 9. a cylinder; 10. replacing the plate; 11. a hook; 12. mounting a bar; 13. a card slot; 14. a supporting strip; 15. a spring; 16. a limiting block; 17. a second motor; 18. a gear; 191. a base; 192. a robot arm; 193. a slider; 194. a screw rod; 20. a limiting groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a precision machining device for a front cover of an engine comprises a workbench 1, wherein a top seat 3 is arranged on the rear side above the workbench 1 through a support frame 2, a machining installation head 5 is arranged below the top seat 3 through a machining drive frame body 4, a machining head 6 is detachably arranged below the machining installation head 5, a fixing ring 7 is rotatably arranged below the outer wall of the machining drive frame body 4, a plurality of temporary replacement frames 8 are arranged on the fixing ring 7, the machining head 6 is placed on each temporary replacement frame 8, a cylinder 9 is rotatably arranged below the machining drive frame body 4 between the machining installation head 5 and the temporary replacement frames 8, a replacement plate 10 is arranged at the lower end of the cylinder 9, clamping hooks 11 used for clamping the machining head 6 are arranged on one side of each of two ends of the replacement plate 10, the machining installation head 5 or the temporary replacement frame 8 is the same as the disassembly structure of the machining head 6, clamping mechanisms are symmetrically arranged above the workbench 1, when a workpiece is subjected to tight machining operation, the workpiece is placed on a clamping mechanism on a workbench 1, the workpiece is processed and operated by selecting a required processing head 6, when the processing head 6 is replaced, a fixing ring 7 is rotated firstly, a temporary replacement frame 8 on which the required processing head 6 is arranged on the fixing ring 7 is moved to one end of a replacement plate 10, a cylinder 9 is rotated at the moment, a clamping hook 11 at one end of the replacement plate 10 is clamped and hooked with the processing head 6 on the temporary replacement frame 8, a clamping hook 11 at the other end is clamped and hooked with the processing head 6 on the processing mounting head 5, the cylinder 9 is adjusted at the moment, the two processing heads 6 are respectively pulled out from the processing mounting head 5 and the temporary replacement frame 8 by extending the cylinder 9, the cylinder 9 is rotated to drive the replacement plate 10 to rotate, the positions of the two processing heads 6 are exchanged, the cylinder 9 is contracted to drive the replacement plate 10 and the processing heads 6 arranged at the two ends to move upwards, the installation operation of the processing head 6 and the processing mounting head 5 and the temporary replacing frame 8 is realized, after the assembly is completed, the air cylinder 9 is reversely rotated, so that the clamping hook 11 is separated from the processing head 6, the automatic replacing operation of the processing head 6 is realized, and the labor force for manual replacement of workers is saved.

As shown in fig. 1 to 4, the upper end of the processing head 6 is provided with a mounting bar 12, a clamping groove 13 which is clamped and assembled with the clamping hook 11 is arranged below the mounting bar 12, and the mounting bar 12 is clamped and assembled with the temporary replacement frame 8 or the inner wall of the processing mounting head 5.

As shown in fig. 1-4, a support bar 14 is slidably disposed inside the mounting bar 12, the support bar 14 is assembled with the inner wall of the mounting bar 12 through a spring 15, two end sides of the support bar 14 are respectively provided with a stopper 16, the two stoppers 16 respectively penetrate through the top of the clamping groove 13 and the top of the mounting bar 12 and extend outside the clamping groove, a limit groove 20 adapted to the stopper 16 disposed at the upper end is disposed above the inner wall of the temporary replacement frame 8, the clamping fitting between the processing head 6 and the processing mounting head 5 or the temporary replacement frame 8 is facilitated through the clamping fitting between the stopper 16 and the limit groove 20, because the support bar 14 is slidably connected to the mounting bar 12, when the clamping hook 11 is clamped to the clamping groove 13, the stopper 16 disposed at the lower end is squeezed by the clamping hook 11, the whole support bar 14 is driven to move toward the inside the mounting bar 12, thereby facilitating the separation of the stopper 16 disposed at the upper end from the limit groove 20, and the processing head 6 can be pulled out by extending the cylinder 9, and the tool is simple and convenient to use.

As shown in fig. 1-4, a first motor is disposed in the processing driving frame body 4, and the upper end of the cylinder 9 is driven by the first motor.

As shown in fig. 1-4, a rack is disposed above the fixing ring 7, a second motor 17 is disposed at the edge above the processing driving frame 4, a gear 18 is disposed at an output end of the second motor 17 in a linkage manner, the gear 18 is engaged with the rack, and the second motor 17 drives the gear 18 to rotate, so as to drive the fixing ring 7 to rotate.

As shown in fig. 1-4, the clamping mechanism includes a base 191 and a robot arm 192, the base 191 is disposed on the workbench 1, the lower end of the robot arm 192 is slidably disposed on the base 191, and the robot arm 192 is symmetrically disposed on the workbench 1, so that the robot arm 192 can be conveniently used to clamp a workpiece to be processed, and can be conveniently moved, adjusted and turned over, and labor force for workers to manually carry the workpiece is saved.

As shown in fig. 1-4, a sliding block 193 is disposed at a lower end of the robot arm 192, the sliding block 193 is slidably disposed on a base 191, a lead screw 194 is rotatably disposed above an inner portion of the base 191, the sliding block 193 is threadedly assembled with the lead screw 194, the lead screw 194 is driven by an external motor, the lead screw 194 is driven by the external motor to rotate, and the sliding block 193 is driven to slide on the base 191, so that the robot arm 192 can move on the base 191 conveniently.

The working principle is as follows: when the workpiece is tightly machined, the workpiece is placed on a clamping mechanism on a workbench 1, the workpiece is machined by selecting a needed machining head 6, when the machining head 6 is replaced, a fixing ring 7 is rotated firstly, a temporary replacement frame 8 on which the machining head 6 is needed on the fixing ring 7 is moved to one end of a replacement plate 10, a cylinder 9 is rotated at the moment, a clamping hook 11 at one end of the replacement plate 10 is clamped and hooked with the machining head 6 on the temporary replacement frame 8, a clamping hook 11 at the other end is clamped and hooked with the machining head 6 on the machining mounting head 5, the cylinder 9 is adjusted at the moment, the two machining heads 6 are respectively pulled out from the machining mounting head 5 and the temporary replacement frame 8 by extending the cylinder 9, the replacement plate 10 is driven to rotate, the two machining heads 6 are exchanged in position, the cylinder 9 is contracted, the replacement plate 10 and the machining heads 6 arranged at the two ends are driven to move upwards, the machining head 6 is respectively installed and operated with the machining head 5 and the temporary replacement frame 8, after the assembly is finished, the cylinder 9 is reversely rotated, the clamping hook 11 is separated from the machining head 6, thereby realizing the automatic replacement operation of the machining head 6, and saving the labor force of workers.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiments into equivalent variations to apply to other fields, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a precision finishing device of engine protecgulum, a serial communication port, including workstation (1), workstation (1) top rear side is equipped with footstock (3) through support frame (2), footstock (3) below is equipped with processing installation head (5) through processing drive support body (4), the below of processing installation head (5) can be dismantled and is equipped with processing head (6), the outer wall below of processing drive support body (4) is rotated and is equipped with solid fixed ring (7), be equipped with a plurality of interim change frame (8) on solid fixed ring (7), be used for placing processing head (6) on the interim change frame (8), processing installation head (5) and the rotation of processing drive support body (4) below between interim change frame (8) are equipped with cylinder (9), the lower extreme of cylinder (9) is equipped with more board (10), the both ends one side of more board (10) all is equipped with pothook (11) that are used for centre gripping processing head (6), processing installation head (5) or interim frame (8) with it dismantles the structure the same to change processing head (6), workstation top symmetry is equipped with centre gripping mechanism.

2. The precision machining apparatus of an engine front cover according to claim 1, characterized in that: the upper end of processing head (6) is equipped with mounting bar (12), the below of mounting bar (12) be equipped with draw-in groove (13) of pothook (11) block assembly, mounting bar (12) with the inner wall block assembly of temporarily changing frame (8) or processing installation head (5).

3. The precision machining apparatus of an engine front cover according to claim 2, characterized in that: the inside of installing bar (12) slides and is equipped with support bar (14), support bar (14) with through spring (15) be assembled between the inner wall of installing bar (12), both ends one side of support bar (14) all is equipped with stopper (16), two stopper (16) run through respectively draw-in groove (13) and installing bar (12) top extend outside, the inner wall top of changing frame (8) temporarily is equipped with and sets up in the upper end the spacing groove (20) of stopper (16) block adaptation.

4. The precision machining apparatus of an engine front cover according to claim 1, characterized in that: the processing driving frame body (4) is internally provided with a first motor, and the upper end of the air cylinder (9) is driven by the first motor.

5. The precision machining apparatus of an engine front cover according to claim 1, characterized in that: the top of solid fixed ring (7) is equipped with the rack, processing drive support body (4) top edge is equipped with second motor (17), the output linkage of second motor (17) is equipped with gear (18), gear (18) with the rack toothing sets up.

6. The precision machining apparatus of an engine front cover according to claim 1, characterized in that: the clamping mechanism comprises a base (191) and a mechanical arm (192), the base (191) is arranged on the workbench (1), and the lower end of the mechanical arm (192) is arranged on the base (191) in a sliding mode.

7. The precision machining apparatus of an engine front cover according to claim 6, characterized in that: the lower extreme of robotic arm (192) is equipped with slider (193), slider (193) slide to be set up on base (191), base (191) inside top is rotated and is equipped with lead screw (194), slider (193) with lead screw (194) screw-thread fit, lead screw (194) are through outside motor drive.