CN113997146B

CN113997146B - Electric vehicle frame dog-ear frock of polishing

Info

Publication number: CN113997146B
Application number: CN202111487027.4A
Authority: CN
Inventors: 周存进
Original assignee: Jiangsu Hongxun Locomotive Co ltd
Current assignee: Jiangsu Hongxun Locomotive Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2023-01-20
Anticipated expiration: 2041-12-07
Also published as: CN113997146A

Abstract

The invention discloses an electric vehicle frame bevel polishing tool, belongs to the technical field of machining, and comprises a tool body. The invention relates to a fixture platform, which comprises a stabilizing piece connected with a clamping frame on the fixture platform; frame dog-ear is equipped with the piece of polishing, the department of bending at frame dog-ear of polishing alternates, be equipped with the promotion subassembly between two supports of polishing, the promotion subassembly is used for driving the department of bending that the piece of polishing rotated and alternates at the frame dog-ear, stabilizing member will treat the frame of polishing and stabilize in frock bench top position department, the adjustment piece of polishing is in the dog-ear position department of frame, under the effect that promotes the subassembly, simultaneously will polish and rotate and polish the back-and-forth movement along dog-ear department and polish, and then be convenient for polish the processing to the dog-ear department of frame both sides department simultaneously, be convenient for polish the processing to frame dog-ear department while fast and stable when stabilizing the frame, avoid polishing the in-process and arouse the frame and rock the inconvenience of polishing that brings.

Description

Electric vehicle frame dog-ear frock of polishing

Technical Field

The invention relates to the technical field of machining, in particular to a bevel polishing tool for an electric vehicle frame.

Background

The frame is an important part on the electric vehicle, the quality of the frame is related to the safety of a user, the front end position of the frame is an installation axle and is of a tubular structure, the bottom of the frame is a whole vehicle body framework, a break angle for installation is formed by welding the frame with the vehicle body framework, the outer surface of the frame can be polished by polishing equipment such as an angle grinder, but for the position of the break angle for installation, because the angle grinder is inconvenient to operate, the angle grinder is required to polish by using sand paper and the like by staff, because the installed break angle is four bends designed symmetrically, when the staff polish individually, the polishing efficiency is low, and because the tubular structure connected with the front end of the electric vehicle frame is obliquely distributed at a certain angle with the vehicle body framework, the unilateral stress of the frame is easily tilted in the process of polishing the break angle, the stable polishing of the break angle of the electric vehicle frame is not facilitated, and therefore, the break angle polishing tool for the electric vehicle frame is provided.

Disclosure of Invention

Aiming at the technical defects, the invention aims to provide the electric vehicle frame bevel polishing tool, the frame is stabilized on a tool table through a stabilizing piece, and the pushing assembly is used for driving the polishing piece to polish at the bending part at the same time, so that the frame is conveniently and stably polished, the polishing efficiency is improved, and the frame is prevented from shaking in the polishing process.

In order to solve the technical problems, the invention adopts the following technical scheme: the invention provides an electric vehicle frame bevel polishing tool which comprises a tool table, wherein a stabilizing piece for clamping a frame is connected to the tool table; the frame dog-ear is equipped with the piece of polishing, the piece of polishing alternates in the department of bending at frame dog-ear, two be equipped with between the piece support of polishing and promote the subassembly, it rotates the department of bending of interlude at frame dog-ear to promote the subassembly to be used for driving the piece of polishing

Preferably, the stabilizing part is including connecting the regulation seat on the frock platform, it has flexible adjusting lever to adjust the articulated on the seat, and the flexible adjusting lever one end of keeping away from the regulation seat is connected with and stabilizes the spheroid, frock platform both sides are equipped with two group's fixing bases respectively, fixing base one side is connected with the card post of alternate in frame mounting hole department, and the laminating of frame mounting piece is in fixing base top department

Preferably, a fixed block is arranged between the two fixed seats positioned on the same side, and the fixed block is connected to the top of the tooling table; the adjusting screw is connected onto the fixing block, the two ends of the adjusting screw are respectively provided with a re-tightening cone shell, one side of the re-tightening cone shell is attached to the side face of the frame mounting piece, and a fixing nut is connected between the other side of the re-tightening cone shell and the adjusting screw.

Preferably, the polishing part comprises a polishing ball body arranged at a folded corner of the frame, the polishing ball body is connected with a connecting rod, the outer sides of two ends of the connecting rod are respectively connected with an outer polishing shell, one end of the connecting rod is connected with a push rod, and the push rod is connected with the pushing assembly.

Preferably, the pushing assembly comprises a guiding shell wrapped outside the pushing rod, the outer side of one end of the guiding shell is connected with a supporting frame, the bottom of the supporting frame is connected with the top of the tooling table, the outer side of the pushing rod is connected with a limiting slide block, the outer side of the limiting slide block is provided with four protrusions, limiting grooves matched with the four protrusions are formed in the guiding shell, one end, penetrating through the guiding shell, of the pushing rod is connected with a pushing piece, the pushing piece is used for pushing the polishing ball to polish, and a rotating piece driving the guiding shell to rotate is connected to the outer side of the guiding shell.

Preferably, the rotating part comprises rotating gears connected to the outer sides of the guide shells, a driving motor is arranged between the two guide shells and connected to the top of the tool table, an output end of the driving motor is connected with an output shaft, a driving gear is connected to the outer side of the output shaft, the driving gear and the two rotating gears are driven through a transmission belt, and one end of the output shaft is connected with the pushing part.

Preferably, the pushing part comprises a mounting disc connected to one end of the output shaft, the mounting disc is connected with mutually symmetrical abutting balls, a transverse plate is connected between the two pushing rods positioned on the same side, a fixing plate block is connected to the middle of the transverse plate, and the fixing plate block is connected with an extruding ball body mutually matched with the abutting ball body.

Preferably, the pushing rod is located inside the guide shell and is provided with a return spring, the return spring is sleeved on the outer side of the pushing rod, one end of the return spring is connected with the limiting slide block, and the other end of the return spring is connected with the inner wall of the guide shell.

Preferably, the outer side polishing shell is of a hemispherical shell shape, the two outer side polishing shells are arranged oppositely, and a plurality of air holes are formed in the outer side polishing shell.

The invention has the beneficial effects that: according to the invention, the frame to be polished is stabilized at the top position of the tool table through the stabilizing part, the polishing part is adjusted to be positioned at the corner position of the frame, and the polishing part is rotated and moved back and forth along the corner under the action of the pushing assembly, so that the polishing treatment is conveniently carried out on the corners at two sides of the frame at the same time, the polishing treatment is conveniently carried out on the corners of the frame rapidly and stably when the frame is stabilized, and the polishing inconvenience caused by the shaking of the frame in the polishing process is avoided.

Drawings

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

Fig. 1 is a schematic structural view of the vehicle frame of the present invention after being placed in the present scheme.

Fig. 2 is a structure view of the present invention with the frame taken out.

FIG. 3 is a schematic view of the connection between the single-sided thrust assembly and the stabilizer.

Fig. 4 is a schematic front view of fig. 3.

Fig. 5 is a partially cut-away structural schematic view of the guide housing in fig. 3.

Figure 6 is a schematic view of a single sanding element coupled to a half-slope rear guide housing.

Fig. 7 is an enlarged schematic view of a region a in fig. 1.

Fig. 8 is an enlarged structural diagram of the area B in fig. 4.

Fig. 9 is an enlarged structural diagram of the area C in fig. 5.

Description of reference numerals: 1-tooling table, 2-stabilizing piece, 3-grinding piece, 4-pushing assembly, 5-pushing piece, 6-rotating piece, 21-adjusting seat, 22-telescopic adjusting rod, 23-stabilizing sphere, 24-fixing seat, 25-clamping column, 26-fixing block, 27-adjusting screw rod, 28-tightening cone shell, 29-fixing nut, 31-grinding sphere, 32-connecting rod, 33-outer grinding shell, 34-pushing rod, 35-return spring, 36-air vent, 41-guiding shell, 42-supporting frame, 43-limiting slider, 44-limiting groove, 51-mounting plate, 52-interference sphere, 53-transverse plate, 54-extruding sphere, 61-rotating gear, 62-driving motor, 63-output shaft, 64-driving gear and 65-driving belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment is as follows: as shown in fig. 1 to 9, the invention provides a bevel polishing tool for an electric vehicle frame, which solves the problems of instability and troublesome polishing in the existing bending and polishing process of the electric vehicle frame, and the design in the scheme comprises a tool table 1, wherein the tool table 1 is a rectangular plate, four support columns are welded at the bottom of the plate for stabilizing the tool table 1, and a stabilizing piece 2 for clamping the vehicle frame is connected to the tool table 1; frame dog-ear is equipped with the piece of polishing 3, the 3 interlude of the piece of polishing is in the department of bending at the frame dog-ear, two it promotes subassembly 4 to be equipped with between 3 supports of the piece of polishing, promote subassembly 4 and be used for driving the 3 department of bending of rotating the piece of polishing and alternate the frame dog-ear, and stabilizing component 2 will treat the frame of polishing and stabilize in 1 top position department of frock platform, then with four 3 distributions of the piece of polishing in the angular position department of bending, under the power effect that promotes subassembly 4 to promote four 3 dog-ear departments of polishing simultaneously and polish.

Referring to fig. 1, stabilizing part 2 is including connecting the regulation seat 21 on frock platform 1, it has flexible adjusting lever 22 to articulate on the regulation seat 21, and the one end that flexible adjusting lever 22 kept away from regulation seat 21 is connected with and stabilizes spheroid 23, frock platform 1 both sides are equipped with two group's fixing base 24 respectively, fixing base 24 one side is connected with the card post 25 of interlude in frame mounting hole department, and the laminating of frame mounting plate is in fixing base 24 top department. A fixed block 26 is arranged between the two fixed seats 24 positioned on the same side, and the fixed block 26 is connected to the top of the tooling table 1; be connected with adjusting screw 27 on the fixed block 26, adjusting screw 27's both ends are equipped with the tight cone shell 28 of rising again respectively, the tight cone shell 28 of rising again side and the laminating of frame installation piece side, and be connected with fixation nut 29 between the tight cone shell 28 opposite side of rising again and the adjusting screw 27, when stabilizing the frame, through steadily placing the frame behind the top position of frock platform 1, according to the tubulose position of frame front end, the staff is through loosening the regulation pole of adjusting seat 21 department, adjust the flexible adjusting lever 22 that articulates in adjusting seat 21 department to the tubulose distribution angle of frame after, then through opening flexible adjusting lever 22, fill in the inside back of tubulose with stable spheroid 23 on the flexible adjusting lever 22, the mounting hole of frame both sides is aimed at the card post 25 position department of fixing base 24, thereby stabilize the post frame in frame both sides position department, then through fixing nut 29 is become flexible in adjusting screw 27 department, the tight cone shell 28 of rising again moves to frame mounting hole position department, and then be convenient for laminating tight cone shell 28 in frame installation piece position department, stabilize the top position of frock platform 1.

Refer to in fig. 6 polishing piece 3 is including setting up the spheroid 31 of polishing at frame dog-ear department, and this department polishes spheroid 31 and adopts metal steel to pour and forms, is equipped with a plurality of protruding states in the surface department of polishing spheroid 31, is convenient for polish the processing, and is connected with connecting rod 32 on polishing spheroid 31, the outside of connecting rod 32 both ends is connected with outside casing 33 of polishing respectively, connecting rod 32 one end is connected with catch bar 34, and catch bar 34 is connected with push assembly 4, the hemisphere casing form in the casing 33 is polished in the outside, and two outsides casing 33 of polishing are arranged in opposite directions, be equipped with a plurality of bleeder vents 36 on the casing 33 of polishing in the outside, after the frame is stabilized at the top position of frock platform 1, after will polishing spheroid 31 at the crooked position of the dog-ear of frame this moment, promote subassembly 4 after pushing catch bar 34 for polish spheroid 31 the back-and-forth movement, the department of bending of polishing spheroid 31 and the frame is polished this moment, because push assembly 4 drives catch bar 34 department of polishing and rotates, thereby polish spheroid 31 of polishing and rotate at dog-ear department of polishing, improve efficiency of polishing, promote forward simultaneously, before polishing spheroid 31, the outside department of polishing breaks away from the outside and the inside of polishing 33 and the casing 33 of polishing is polished and is located and is polished and is convenient for the dog-ear department of polishing the inside the dog-ear department of polishing.

Referring to fig. 3 to 5, the pushing assembly 4 includes a guide housing 41 wrapped outside the pushing rod 34, the support frame 42 is connected to the outside of one end of the guide housing 41, the bottom of the support frame 42 is connected to the top of the tool table 1, the limiting slider 43 is connected to the outside of the pushing rod 34, four protrusions are formed on the outside of the limiting slider 43, a limiting groove 44 matched with the four protrusions is formed inside the guide housing 41, the pushing rod 34 is provided with a return spring 35 at the inside of the guide housing 41, the return spring 35 is sleeved outside the pushing rod 34, one end of the return spring 35 is connected to the limiting slider 43, the other end of the return spring 35 is connected to the inner wall of the guide housing 41, the pushing rod 34 penetrates through one end of the guide housing 41 and is connected to the pushing member 5, the pushing member 5 is used for pushing the polishing ball 31 to perform polishing, the outside of the guide housing 41 is connected to a rotating member 6 for driving the guide housing 41 to rotate, the limiting slider 43 is matched with the limiting groove 44 inside of the guide housing 41, so that the limiting slider 43 and the pushing member 34 and the limiting slider 33 are rotated in the polishing process, and the ball 31 is pushed to move forward and backward and forward and backward movement of the limiting slider 33 is caused by the pushing of the pushing member 34.

In the scheme, the rotating member 6 comprises rotating gears 61 connected to the outer sides of the guide housings 41, a driving motor 62 is arranged between the two guide housings 41, the driving motor 62 is connected to the top of the tool table 1, an output end of the driving motor 62 is connected with an output shaft 63, a driving gear 64 is connected to the outer side of the output shaft 63, the driving gear 64 and the two rotating gears 61 are in transmission through a transmission belt 65, one end of the output shaft 63 is connected with the pushing member 5, when polishing is performed, the driving motor 62 is started to drive the output shaft 63 to rotate, so that the driving gear 64 fixedly connected to the outer side of the output shaft 63 drives the rotating gears 61 on two sides through the transmission belt 65, the rotating gears 61 are sleeved on the outer sides of the guide housings 41, so that the guide housings 41 rotate at the positions of the support frames 42, and the limiting sliders 43 are matched with protrusions of the limiting sliders 44 inside the guide housings 41, so that the limiting sliders 43 and the guide housings 41 form a connected whole, that the pushing rods 34 are synchronously driven to rotate in the rotating process of the guide housings 41, thereby polishing ball 31 and the two outer sides 33 are polished sufficiently.

In the scheme, the pushing member 5 comprises a mounting disc 51 connected to one end of an output shaft 63, the mounting disc 51 is connected with symmetrical abutting balls 52, a transverse plate 53 is connected between the two pushing rods 34 positioned on the same side, a fixed plate is connected in the middle of the transverse plate 53, the fixed plate is connected with an extruding ball 54 matched with the abutting ball 52, when the driving motor 62 drives the output shaft 63 to rotate, the mounting disc 51 fixedly connected to the output shaft 63 starts to rotate, the abutting ball 52 and the extruding ball 54 fixed on the mounting disc 51 are contacted with each other in the starting process, because the extruding ball 54 is fixedly connected to the position of the transverse plate 53 through the fixed block 26, and the transverse plate 53 is fixedly connected with the two pushing rods 34, and then make two catch bars 34 be the outside pulling trend, lead to the reset spring 35 of the inside of guide shell 41 to be in tensile state, when the mounting disc 51 rotates, conflict spheroid 52 and extrusion spheroid 54 break away from each other this moment, thereby make extrusion spheroid 54 slide along the mounting disc 51, under the effect of reset spring 35, impel catch bar 34 to dog-ear direction, when conflict spheroid 52 again with extrusion spheroid 54 contact each other, the sphere contacts down, make extrusion spheroid 54 resume again to the top position department of conflict spheroid 52, with the outside pulling of catch bar 34, so reciprocal, realize catch bar 34 back-and-forth movement at the dog-ear, thereby make ball 31 and two outside housings 33 of polishing carry out reciprocating motion at the dog-ear and polish the processing.

When in use, after the frame is stably placed at the top position of the tool table 1, according to the tubular position of the front end of the frame, a worker loosens the adjusting rod at the adjusting seat 21, adjusts the telescopic adjusting rod 22 hinged at the adjusting seat 21 to the tubular distribution angle of the frame, then inserts the stabilizing ball 23 on the telescopic adjusting rod 22 into the tubular inner part by opening the telescopic adjusting rod 22, the mounting holes at the two sides of the frame are aligned with the clamping columns 25 of the fixing seat 24, so as to stabilize the column frame at the positions at the two sides of the frame, then moves the re-tightening cone shell 28 to the position of the frame mounting hole by loosening the fixing nut 29 at the adjusting screw 27, further facilitates the re-tightening cone shell 28 to be tightly attached to the position of the frame mounting plate, stabilizes the frame at the top position of the tool table 1, and stabilizes the frame at the top position of the tool table 1 after the frame is stabilized at the top position of the tool table 1, at this time, after the grinding ball 31 is located at the bending position of the bevel of the frame, the pushing assembly 4 pushes the pushing rod 34 to move the grinding ball 31 back and forth, at this time, the grinding ball 31 contacts with the bevel of the frame for grinding, and at the same time, the pushing assembly 4 drives the pushing rod 34 to rotate, so that the grinding ball 31 rotates at the bevel to grind, thereby improving the grinding efficiency, meanwhile, in the process of pushing the grinding ball 31 forward, the outer grinding shell 33 at the front end is separated from the bevel, the outer grinding shell 33 at the rear end is contacted with the bevel, during grinding, the driving motor 62 is started to drive the output shaft 63 to rotate, so that the driving gear 64 fixedly connected to the outer side of the output shaft 63 drives the rotating gears 61 at the two sides through the driving belt 65, because the rotating gear 61 is sleeved on the outer side of the guide shell 41, thereby enabling the guide shell 41 to rotate at the position of the supporting frame 42, since the limiting groove 44 is matched with the protrusion of the limiting slider 43 in the guiding housing 41, so that the limiting slider 43 and the guiding housing 41 form a connected whole, that is, the pushing rod 34 is synchronously driven to rotate during the rotation of the guiding housing 41, so that the polishing ball 31 and the two outer polishing housings 33 are polished, and polishing is performed sufficiently, when the driving motor 62 drives the output shaft 63 to rotate, the mounting disc 51 fixedly connected to the output shaft 63 starts to rotate, the interference ball 52 and the extrusion ball 54 fixed on the mounting disc 51 contact each other during the starting process, because the extrusion ball 54 is fixedly connected to the position of the transverse plate 53 through the fixing block 26, and the transverse plate 53 and the two pushing rods 34 are fixedly connected, so that the two pushing rods 34 tend to be pulled outwards, so that the restoring spring 35 in the guiding housing 41 is in a stretching state, when the mounting disc 51 rotates, the ball 52 and the extrusion ball 54 are separated from each other, so that the extrusion ball 54 slides along the mounting disc 51, the pushing rod 34 is pushed towards a folding corner under the action of the restoring spring 35, the pushing rod 52 is pushed towards the folding corner again, when the extrusion ball 52 contacts the extrusion contact 54 again, the extrusion ball 54, so that the ball is pushed towards the top of the reciprocating shell, and the top of the pushing rod 34 is pushed back and forth, and back to polish the folding corner, and forth, and back, and forth polishing of the folding shell 34 is realized.

Adopt in this scheme to stabilize the frame in 1 top position department of frock platform, polish the processing to four dog-ear departments simultaneously, under the stable circumstances of guaranteeing to polish, realize reciprocating polishing and rotating and polish all around, be convenient for stable polish the processing fast in dog-ear department.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The electric vehicle frame bevel polishing tool is characterized in that a tool table (1) comprises a stabilizing piece (2) which is connected to the tool table (1) and clamps a vehicle frame; a polishing piece (3) is arranged at a folded corner of the frame, the polishing piece (3) is inserted at the folded corner of the frame, a pushing assembly (4) is arranged between the two supports of the polishing piece (3), and the pushing assembly (4) is used for driving the polishing piece (3) to rotate and be inserted at the folded corner of the frame;

the stabilizing piece (2) comprises an adjusting seat (21) connected to the tooling table (1), a telescopic adjusting rod (22) is hinged to the adjusting seat (21), and one end, far away from the adjusting seat (21), of the telescopic adjusting rod (22) is connected with a stabilizing sphere (23); two groups of fixing seats (24) are respectively arranged on two sides of the tooling table (1), one side of each fixing seat (24) is connected with a clamping column (25) which is inserted in a frame mounting hole, and a frame mounting piece is attached to the top of each fixing seat (24);

a fixed block (26) is arranged between the two fixed seats (24) positioned on the same side, and the fixed block (26) is connected to the top of the tooling table (1); an adjusting screw rod (27) is connected to the fixing block (26), a re-tightening cone shell (28) is arranged at each of two ends of the adjusting screw rod (27), one side of the re-tightening cone shell (28) is attached to the side face of the frame mounting piece, and a fixing nut (29) is connected between the other side of the re-tightening cone shell (28) and the adjusting screw rod (27);

the polishing piece (3) comprises a polishing ball body (31) arranged at a corner of the frame, the polishing ball body (31) is connected with a connecting rod (32), the outer sides of two ends of the connecting rod (32) are respectively connected with an outer polishing shell (33), one end of the connecting rod (32) is connected with a push rod (34), and the push rod (34) is connected with the pushing assembly (4);

the pushing assembly (4) comprises a guiding shell (41) wrapped on the outer side of a pushing rod (34), the outer side of one end of the guiding shell (41) is connected with a supporting frame (42), the bottom of the supporting frame (42) is connected with the top of the tooling table (1), the outer side of the pushing rod (34) is connected with a limiting slide block (43), the outer side of the limiting slide block (43) is provided with four bulges, a limiting groove (44) matched with the four bulges in a mutually-matched mode is formed in the guiding shell (41), one end, penetrating through the guiding shell (41), of the pushing rod (34) is connected with a pushing piece (5), the pushing piece (5) is used for pushing a polishing ball (31) to polish, and the outer side of the guiding shell (41) is connected with a rotating piece (6) driving the guiding shell (41) to rotate;

the rotating part (6) comprises rotating gears (61) connected to the outer sides of the guide shells (41), a driving motor (62) is arranged between the two guide shells (41), the driving motor (62) is connected to the top of the tooling table (1), the output end of the driving motor (62) is connected with an output shaft (63), the outer side of the output shaft (63) is connected with a driving gear (64), the driving gear (64) and the two rotating gears (61) are transmitted through a transmission belt (65), and one end of the output shaft (63) is connected with the pushing part (5);

the pushing piece (5) comprises a mounting disc (51) connected to one end of an output shaft (63), the mounting disc (51) is connected with mutually symmetrical abutting balls (52), a transverse plate (53) is connected between the two pushing rods (34) positioned on the same side, a fixing plate block is connected to the middle of the transverse plate (53), and an extruding ball (54) matched with the abutting balls (52) is connected to the fixing plate block;

the push rod (34) is located inside of the guide shell (41) and is provided with a return spring (35), the return spring (35) is sleeved on the outer side of the push rod (34), one end of the return spring (35) is connected with the limiting slide block (43), and the other end of the return spring (35) is connected with the inner wall of the guide shell (41).

2. The electric vehicle frame bevel grinding tool according to claim 1, wherein the outer grinding shell (33) is shaped like a hemispherical shell, the two outer grinding shells (33) are arranged oppositely, and a plurality of air holes (36) are formed in the outer grinding shells (33).