CN115430546B - Automatic machining equipment and process for double-wedge brake shell - Google Patents

Abstract

The invention relates to the field of automobile brake shell processing and manufacturing, in particular to automatic double-wedge brake shell processing equipment and a process, wherein the automatic double-wedge brake shell processing equipment comprises an operation table, a locking fixing device is rotationally connected to the middle position of the operation table, a paint spraying device for spraying paint to a brake shell is arranged at the side edge of the locking fixing device at the upper end of the operation table, and comprises a guide sliding frame, a paint spraying travelling device and a belt driving device.

Description

Automatic machining equipment and process for double-wedge brake shell

Technical Field

The invention relates to the field of automobile brake shell processing and manufacturing, in particular to automatic processing equipment and technology for a double-wedge brake shell.

Background

In the manufacturing process of automobiles, the brakes of the automobiles play a vital role, firstly, the automobiles in running are forced to decelerate according to the requirements of drivers, the automobiles which are already stopped are stably parked under various road conditions, the speeds of the automobiles which are in downhill running are kept stable, and a plurality of types of brakes exist.

In the process of processing and manufacturing the shell of the double-wedge brake, the outer surface of the shell of the double-wedge brake is required to be sprayed with paint, most of common spraying modes are manual spraying, so that the long-term work can affect the human body in a paint environment, the uniformity of spraying is difficult to ensure in the spraying process, the traditional device is difficult to ensure to quickly fix the double-wedge brake with different specifications in the spraying process of the shell of the double-wedge brake by adopting an automatic spraying device, and meanwhile, the traditional spraying device cannot adjust according to the size of the double-wedge brake because the heights and the diameters of the double-wedge brakes with different specifications are different.

Therefore, there is a need for an automatic machining apparatus and process for double wedge brake housing to solve the above-mentioned technical problems.

Disclosure of Invention

In order to solve the technical problems, the invention provides automatic double-wedge brake shell processing equipment which can be used for rapidly fixing double-wedge brakes with different specifications and adjusting according to the sizes of the double-wedge brakes.

The invention provides automatic processing equipment for a double-wedge brake shell, which comprises an operating platform, wherein four corners of the lower end of the operating platform are fixedly connected with supporting legs.

The middle position of operation panel rotates and is connected with locking fixing device, the upper end of operation panel is located locking fixing device's side and is provided with the paint spraying device to double wedge brake shell paint spraying, locking fixing device is including placing dish, radial slide bar, synchronous drive dish, locking mechanism, locking gear and actuating gear, place the dish and rotate and be connected the intermediate position of operation panel, set up along the radial slide groove of placing the dish on placing the dish, radial slide groove places the dish circumference and distributes, sliding connection has radial slide bar in the radial slide groove, the upper end of radial slide bar is provided with fixed establishment, the lower extreme rotation of placing the dish is connected with synchronous drive dish, set up on the synchronous drive dish one end keep away from synchronous drive dish's axle center one end and be close to synchronous drive dish's axle center and be circular-arc synchronous drive groove, synchronous drive groove with radial slide bar sliding connection, locking gear be located the lower extreme of placing the dish and with place a dish fixed connection, locking gear parcel is in the radial slide groove, locking mechanism is connected with the drive gear locking gear, the inside is provided with locking gear locking mechanism in the radial slide groove, locking gear is connected with the inside locking gear, locking gear has the inside locking gear, locking gear has the locking gear to be connected with the synchronous drive dish.

Preferably, the fixed establishment includes fixed sliding plate, fixed sliding block, two-way screw rod, dead lever and fixed spring, fixed sliding plate with radial sliding rod fixed connection, set up on the fixed sliding plate with radial sliding groove vertically fixed sliding groove, fixed sliding block is connected with to the both sides symmetry sliding of fixed sliding groove, the position rotation that is located the upper end of fixed sliding groove on the fixed sliding plate is connected with two-way screw rod, and the both sides processing of two-way screw rod have the screw thread that the rotation direction is opposite, and two sides of two-way screw rod with fixed sliding block rotates to be connected, the upper end of fixed sliding block is cylindrical, the pre-buckling groove has been seted up to the upper end circumference of fixed sliding block, sliding connection has the dead lever in the pre-buckling groove, the dead lever with fixedly connected with fixed spring between the side of pre-buckling groove, the outside of dead lever upper end is processed into the inclined plane.

Preferably, the paint spraying device comprises a guide sliding frame, a paint spraying travelling device and a belt driving device, the guide sliding frame comprises a vertical sliding plate, a horizontal sliding plate and a turning sliding plate, the vertical sliding plate is fixedly connected with the operating table and located on the outer side of the placing disc, the upper end of the vertical sliding plate is slidably connected with the turning sliding plate, the turning sliding plate is an L-shaped plate, a smooth transition state is formed between the horizontal section and the vertical section of the turning sliding plate, the horizontal section of the turning sliding plate points to the direction of the placing disc, the horizontal sliding plate is in sliding connection with the horizontal section of the turning sliding plate, the guide sliding frames are divided into two groups and are oppositely arranged, the paint spraying travelling device is slidably connected between the two groups of guide sliding frames, and meanwhile the belt driving device is utilized to drive the paint spraying travelling device to slide along the guide sliding frame, and travelling grooves are formed in the vertical sliding plate, the horizontal sliding plate and the turning sliding plate.

Preferably, the paint spraying travelling device comprises a travelling fixing plate and a propping device, the propping device comprises a synchronous rack, a synchronous gear, a propping spring rod, a propping arm and a propping roller, the travelling fixing plate is arranged between two guide sliding frames, a paint spraying head is fixedly connected to one side of the travelling fixing plate facing the locking fixing device, the propping device is arranged on the front side and the rear side of the travelling fixing plate and symmetrically distributed along the left-right direction, the synchronous rack is in sliding connection with the travelling fixing plate, the synchronous gear is meshed with the synchronous gear up and down, the synchronous gear is in rotary connection with the travelling fixing plate, the synchronous gear is fixedly connected with the propping arm, the tail end of the propping arm is in rotary connection with the propping roller, the propping roller at the upper position and the lower position is respectively in rolling connection with the upper side and the lower side of the travelling groove, and the synchronous rack is fixedly connected with the propping spring rod along the left-right direction between the travelling fixing plate.

Preferably, the belt driving device comprises a belt mounting plate, a driving belt, a locking sliding block, a guide pulley, a locking pulley, a vertical sliding rod and a locking spring, wherein the belt mounting plate is fixedly arranged at the upper end of the operating platform, the belt mounting plate is positioned at the right side of any group of guide sliding frames, a plurality of vertical sliding rods are arranged on the belt mounting plate along the left-right direction, the locking sliding block is connected onto the vertical sliding rod in a sliding manner, the locking spring is sleeved on the vertical sliding rod, the upper end and the lower end of the locking spring are fixedly arranged at the joint of the locking sliding block, the vertical sliding rod and the belt mounting plate, the locking pulley is rotationally connected with the rear end of the locking pulley, the guide pulley rotationally connected with the belt mounting plate is arranged below the locking pulley, the lower end of the vertical sliding plate is rotationally connected with a connecting pulley on the right side of the horizontal sliding plate, the guide frame is fixedly connected with the guide frame at the bending part of the horizontal sliding plate, the guide frame is used for driving the belt to dredge into an arc shape, and the guide pulley, the locking pulley and the connecting belt is connected with the steering pulley.

Preferably, the belt is driven to be provided with the through hole that moves on, the upper end of advancing the fixed plate is provided with following the mechanism, follow the mechanism including follow pole, vertical sliding block, stopper and spacing spring, vertical sliding block along with advance the fixed plate looks vertically orientation with advance fixed plate sliding connection, vertical sliding block keeps away from the one end fixedly connected with of advancing the fixed plate and stirs the piece, it is beveled to stir the both sides limit processing that the piece kept away from vertical sliding block, vertical sliding block and advance the fixed plate looks vertically one side evenly be provided with the side and process the toothed block that becomes the inclined plane, advance the fixed plate on the mount be equipped with vertical sliding block looks vertically hasp slide bar, stopper sliding connection be in on the hasp slide bar, and the stopper with toothed block on the vertical sliding block is engaged with, the outside cover of hasp slide bar is equipped with spacing spring, the both ends of spacing spring are fixed mounting respectively between stopper and the fixed plate's the installation department of advancing, follow the pole with vertical sliding block fixed connection, just one side of following the pole inserts to drive the belt in the corresponding horizontal end of stirring down of the horizontal sliding block in advance the horizontal end of the piece.

Preferably, the horizontal sliding plate and the vertical sliding plate on the right side are uniformly provided with through holes along the travelling groove, the horizontal section and the vertical section of the turning sliding plate are respectively provided with locking through holes corresponding to the through holes on the horizontal sliding plate and the vertical sliding plate, and the locking through holes on the turning sliding plate are respectively provided with stop pins through inserting the stop pins into the locking through holes, and the stop pins are inserted into the through holes of the vertical sliding plate and the horizontal sliding plate, so that the horizontal sliding plate, the vertical sliding plate and the turning sliding plate are fixed.

The invention also provides an automatic processing technology of the shell of the double-wedge brake, which comprises the following steps of;

s1, performing S1; firstly, fixing the shell of the double-wedge brake by using a locking and fixing device;

s2, performing S2; painting the outer shell of the double-wedge brake by using a paint spraying device;

s3, performing S3; and removing the shell of the double-wedge brake with paint spraying completed.

Compared with the related art, the automatic processing equipment for the double-wedge brake shell has the following beneficial effects:

1. according to the invention, the outer shell of the double-wedge brake is sprayed with paint through the paint spraying device, when the size of the outer shell of the double-wedge brake changes, the locking rod is separated from the inner side of the locking gear, then the synchronous driving disc is rotated, and the synchronous driving groove drives the radial sliding rod to slide along the radial direction of the placing disc, so that the fixing mechanism on the radial sliding rod can fix the outer shells of the double-wedge brakes with different specifications.

2. According to the invention, the paint spraying travelling device is driven by the belt driving device to travel along the guide sliding frame, so that paint is sprayed on all parts on the shell of the double-wedge brake, when the size of the shell of the double-wedge brake changes, the turning sliding plate can slide along the vertical direction and the horizontal sliding plate can slide along the direction pointing to the double-wedge brake, and the vertical sliding plate and the horizontal sliding plate are fixed through the stop pin, so that the paint spraying travelling device can be better attached to the shell of the double-wedge brake, and paint spraying treatment is performed on the shell of the double-wedge brake.

3. According to the invention, when the size of the travelling groove is changed, the opening angle between the vertically arranged abutting rollers 3225 is reduced or increased, so that the abutting arm 3224 and the abutting rollers 3225 synchronously rotate, the synchronous rack 3221 moves under the meshing action of the synchronous gear 3222, the length of the abutting spring rod 3223 is changed, and the abutting rollers 3225 abut against the travelling groove 34 under the rebound action of the abutting spring rod 3223, thereby ensuring that the paint spraying travelling device can still travel along the travelling groove when the travelling groove is changed, and further ensuring the uniformity and quality of paint spraying.

Drawings

Fig. 1 is a schematic general structure of the present invention.

Fig. 2 is a schematic view of a partial enlarged structure at a in fig. 1.

Fig. 3 is a partially enlarged schematic structural view of fig. 1 at B.

Fig. 4 is a partially enlarged schematic structural view of fig. 1 at C.

Fig. 5 is a bottom view of the present invention.

Fig. 6 is a partially enlarged schematic structural view of fig. 5 at D.

Fig. 7 is a schematic structural view of a paint spraying apparatus according to the present invention.

Fig. 8 is a partially enlarged schematic structural view of fig. 7 at E.

Fig. 9 is a schematic structural view of the fixed slider.

Fig. 10 is a schematic diagram showing a connection relationship between a locking slider and a locking pulley according to the present invention.

FIG. 11 is a schematic view of the painting running apparatus of the present invention in contact with a pre-dial on a vertical sliding plate.

Reference numerals in the drawings: 1. an operation table; 11. a support leg; 2. locking and fixing device; 21. placing a tray; 211. a radial sliding groove; 22. a radial slide rod; 23. a synchronous drive disk; 231. a synchronous driving groove; 232. a locking chute; 24. a locking mechanism; 241. a locking lever; 242. locking the spring rod; 25. a locking gear; 26. a drive gear; 27. a fixing mechanism; 271. fixing the sliding plate; 2711. a fixed sliding groove; 272. fixing the sliding block; 2721. a pre-buckling groove; 273. a bidirectional screw; 274. a fixed rod; 275. a fixed spring; 3. a paint spraying device; 31. a guide carriage; 311. a vertical sliding plate; 312. a horizontal sliding plate; 313. a direction-changing sliding plate; 3131. a guide frame; 32. a paint spraying travelling device; 321. a travel fixing plate; 3211. a lock catch slide bar; 322. a tightening device; 3221. a synchronous rack; 3222. a synchronizing gear; 3223. abutting against the spring rod; 3224. a tightening arm; 3225. abutting the roller; 3226. a paint spray head; 33. a belt driving device; 331. a belt mounting plate; 332. driving the belt; 333. locking the sliding block; 334. a guide belt wheel; 335. locking a belt wheel; 336. a vertical sliding rod; 337. a locking spring; 34. a travel groove; 35. stopping the pin; 4. a follower mechanism; 41. a follower rod; 42. a vertical sliding block; 421. a poking block; 43. a limiting block; 44. a limit spring; 45. pre-shifting blocks.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Specific implementations of the invention are described in detail below in connection with specific embodiments.

As shown in fig. 1, the invention provides automatic processing equipment for a double-wedge brake shell, which comprises an operation table 1, wherein four corners of the lower end of the operation table 1 are fixedly connected with supporting legs 11.

As shown in fig. 1, fig. 2, fig. 5 and fig. 6, the middle position of the operating platform 1 is rotationally connected with a locking fixing device 2, the upper end of the operating platform 1 is positioned at the side edge of the locking fixing device 2 and is provided with a paint spraying device 3 for spraying paint to a double-wedge brake shell, the locking fixing device 2 comprises a placing disc 21, a radial sliding rod 22, a synchronous driving disc 23, a locking mechanism 24, a locking gear 25 and a driving gear 26, the placing disc 21 is rotationally connected at the middle position of the operating platform 1, the placing disc 21 is provided with a radial sliding groove 211 along the radial direction of the placing disc 21, the radial sliding groove 211 is circumferentially distributed with the placing disc 21, the radial sliding groove 211 is slidingly connected with a radial sliding rod 22, the upper end of the radial sliding rod 22 is provided with a fixing mechanism 27, the lower end of the placing disc 21 is rotationally connected with a synchronous driving disc 23, the synchronous driving disc 23 is provided with a circular arc-shaped synchronous driving groove 231, one end of the synchronous driving disc 23 is far away from the axial center of the synchronous driving disc 23, the synchronous driving disc 241 is correspondingly provided with the radial sliding rod 22 and the locking mechanism 24 is correspondingly connected with the locking mechanism 25 and the locking mechanism 25 along the radial sliding groove 23, the locking mechanism 242 is arranged at the inner side of the locking mechanism 25, the locking mechanism is arranged at the side of the locking gear 25 is connected with the locking mechanism 25 along the locking mechanism 25, the locking mechanism is arranged at the inner side of the locking mechanism 25, the locking mechanism is arranged at the side of the locking driving disc 23, and the locking device is provided with a locking device 23, a locking spring rod 242 is fixedly connected between the locking rod 241 and the inner wall of the locking chute 232, a driving gear 26 is meshed with the outer edge of the locking gear 25, and the driving gear 26 is rotatably connected with the operating platform 1.

In the process of spraying paint on the shell of the double-wedge brake, firstly, the shell of the double-wedge brake needs to be fixed, firstly, the shell needs to be buckled on a fixing mechanism 27, then an external driving device such as a motor drives a driving gear 26 to rotate, the driving gear 26 drives a locking gear 25 to rotate, the locking gear 25 drives a synchronous driving disc 23 to rotate, the synchronous driving disc 23 drives the shell of the double-wedge brake placed on the locking gear 25 to rotate, meanwhile, the paint spraying device 3 sprays paint on the shell of the double-wedge brake, when the size of the shell of the double-wedge brake changes, the locking rod 241 is separated from the inner side of the locking gear 25, then the synchronous driving disc 23 is rotated, and the synchronous driving groove 231 drives a radial sliding rod 22 to slide along the radial direction of the placing disc 21, so that the fixing mechanism 27 on the radial sliding rod 22 can fix the shells of the double-wedge brake with different specifications.

As shown in fig. 2 and 9, the fixing mechanism 27 includes a fixing sliding plate 271, a fixing sliding block 272, a bidirectional screw 273, a fixing rod 274 and a fixing spring 275, where the fixing sliding plate 271 is fixedly connected with the radial sliding rod 22, a fixing sliding groove 2711 perpendicular to the radial sliding groove 211 is formed on the fixing sliding plate 271, the fixing sliding block 272 is symmetrically and slidingly connected with two sides of the fixing sliding groove 2711, the bidirectional screw 273 is rotationally connected with the fixing sliding plate 271 at a position at an upper end of the fixing sliding groove 2711, threads with opposite rotation directions are processed on two sides of the bidirectional screw 273, two sides of the bidirectional screw 273 are rotationally connected with the fixing sliding block 272, an upper end of the fixing sliding block 272 is cylindrical, a pre-fastening groove 2721 is circumferentially formed at an upper end of the fixing sliding block 272, a fixing rod 274 is slidingly connected with the pre-fastening groove 2721, a fixing spring 275 is fixedly connected between the fixing rod 274 and a side of the pre-fastening groove 2721, and an outer side of the upper end of the fixing rod 274 is processed into a slant.

In the process of fixing the double-wedge brake housing through the fixing mechanism 27, the threaded holes on the base of the double-wedge brake housing are aligned to the upper ends of the fixing sliding blocks 272, then the double-wedge brake is pressed downwards, after the fixing rod 274 contacts with the threaded holes, the fixing rod 274 compresses the fixing springs 275 to shrink, so that the fixing rod 274 is clamped in the threaded holes, the double-wedge brake housing is fixed under the combined action of the fixing mechanisms 27, meanwhile, the distance between the threaded holes of the single sides of the double-wedge brake housing is also changed, at the moment, the bidirectional screw 273 is rotated, the bidirectional screw 273 drives the fixing sliding blocks 272 to slide, so that the distance between the fixing sliding blocks 272 in the same fixing sliding groove 2711 is changed, and even if the distance between the threaded holes of the double-wedge brake housing is changed, the double-wedge brake housing can be effectively fixed.

As shown in fig. 1, fig. 3 and fig. 7, the paint spraying device 3 includes a guiding sliding frame 31, a paint spraying travelling device 32 and a belt driving device 33, the guiding sliding frame 31 includes a vertical sliding plate 311, a horizontal sliding plate 312 and a turning sliding plate 313, the vertical sliding plate 311 is fixedly connected to the console 1 and is located at the outer side of the placement tray 21, the upper end of the vertical sliding plate 311 is slidably connected with the turning sliding plate 313, the turning sliding plate 313 is an L-shaped plate, a horizontal section and a vertical section of the turning sliding plate 313 are in a smooth transition shape, the horizontal section of the turning sliding plate 313 points to the direction of the placement tray 21, the horizontal sliding plate 312 is slidably connected with the horizontal section of the turning sliding plate 313, the guiding sliding frames 31 are divided into two groups and are oppositely arranged, the paint spraying travelling device 32 is slidably connected between the two groups of guiding sliding frames 31, and simultaneously the turning sliding plate 313 is driven by the belt driving device 33 to slide along the guiding sliding frame 31, and travelling grooves 34 are formed in the vertical sliding plate 311, the horizontal sliding plate 312 and the turning sliding plate 313.

As shown in fig. 1 and 4, through holes are uniformly formed along the traveling grooves 34 on the horizontal sliding plate 312 and the vertical sliding plate 311 on the right side, locking through holes corresponding to the through holes on the horizontal sliding plate 312 and the vertical sliding plate 311 are respectively formed on the horizontal section and the vertical section of the direction-changing sliding plate 313, and the locking through holes on the direction-changing sliding plate 313 are formed by inserting the stopping pin 35 into the locking through holes, and the stopping pin 35 is inserted into the through holes of the vertical sliding plate 311 and the horizontal sliding plate 312, thereby fixing the horizontal sliding plate 312, the vertical sliding plate 311 and the direction-changing sliding plate 313.

It should be noted that, in the process of spraying paint on the housing of the double-wedge brake by using the paint spraying device 3, the paint spraying travelling device 32 is driven by the belt driving device 33 to travel along the guide sliding frame 31, so that paint is sprayed on all positions on the housing of the double-wedge brake, when the size of the housing of the double-wedge brake changes, the turning sliding plate 313 can slide along the vertical direction and the horizontal sliding plate 312 can slide along the direction pointing to the housing of the double-wedge brake, and the vertical sliding plate 311 and the horizontal sliding plate 312 are fixed by the stop pin 35, so that the paint spraying travelling device 32 can better attach to the housing of the double-wedge brake, and thus paint spraying treatment is performed on the housing of the double-wedge brake.

As shown in fig. 7 and 8, the paint spraying traveling device 32 includes a traveling fixing plate 321 and a tightening device 322, the tightening device 322 includes a synchronous rack 3221, a synchronous gear 3222, a tightening spring rod 3223, a tightening arm 3224 and a tightening roller 3225, the traveling fixing plate 321 is disposed between two guiding sliding frames 31, a paint spraying head 3226 is fixedly connected to one side of the traveling fixing plate 321 facing the locking fixing device 2, the tightening device 322 is disposed on front and rear sides of the traveling fixing plate 321 and symmetrically distributed along a left-right direction, the synchronous rack 3221 is slidably connected with the traveling fixing plate 321, the synchronous gear 3222 is engaged with the synchronous gear 3222 from top to bottom, the synchronous gear 3222 is rotatably connected with the traveling fixing plate 321, the tightening arm 3224 is fixedly connected with the tightening roller 3225, the tightening roller 3225 located at an up-down position is respectively connected with an upper side and a lower side of the traveling groove 34 in a rolling manner, and the synchronous gear 3221 is rotatably connected with the synchronous gear 3223 along the left-right direction between the synchronous gear 3221 and the traveling fixing plate 321.

It should be noted that, because the vertical sliding plate 311 and the horizontal sliding plate 312 are slidably connected to the direction-changing sliding plate 313, at the connection position thereof, the size of the traveling groove 34 is changed, when the size of the traveling groove 34 is changed by the abutting device 322, the opening angle between the abutting rollers 3225 arranged up and down is reduced or increased, so that the abutting arm 3224 and the abutting rollers 3225 synchronously rotate, the synchronous rack 3221 moves under the meshing action of the synchronous gear 3222, thereby changing the length of the abutting spring rod 3223, and the abutting rollers 3225 abut against the traveling groove 34 under the rebound action of the abutting spring rod 3223, thereby ensuring that the paint spraying traveling device 32 can still travel along the traveling groove 34 when the traveling groove 34 is changed, and further ensuring the uniformity and quality of paint spraying.

As shown in fig. 1, fig. 3 and fig. 10, the belt driving device 33 includes a belt mounting plate 331, a driving belt 332, a locking sliding block 333, a guide pulley 334, a locking pulley 335, a vertical sliding block 336 and a locking spring 337, wherein the belt mounting plate 331 is fixedly mounted at the upper end of the console 1, the belt mounting plate 331 is located at the right side of any group of guide sliding frames 31, a plurality of vertical sliding blocks 336 are mounted on the belt mounting plate 331 along the left-right direction, the locking sliding block 333 is slidingly connected on the vertical sliding block 336, the locking spring 337 is sleeved on the vertical sliding block 336, the upper end and the lower end of the locking spring 337 are fixedly mounted at the joint of the locking sliding block 333 and the vertical sliding block 336 with the belt mounting plate 331, the rear end of the locking pulley 335 is rotationally connected with the locking pulley 334, the lower end of the vertical sliding block 311 is rotationally connected with the right side of the horizontal sliding plate 312 with a connecting pulley 338, the bending part 313 is fixedly connected with the guide pulley 332 and the guide pulley 31 through the guide pulley 31332, and the guide pulley 3131 is driven by the bending part of the guide pulley 31332 to form an arc shape.

It should be noted that, in the process that the belt driving device 33 drives the paint spraying travelling device 32 to move along the travelling groove 34, one of the guide pulleys 334 is driven to rotate by an external motor, the guide pulley 334 drives the rest of the guide pulleys 334 and the locking pulleys 335 to rotate by driving the belt 332, meanwhile, the belt 332 is driven to drive the paint spraying travelling device 32 to slide along the travelling groove 34, under the condition that the vertical sliding plate 311 and the horizontal sliding plate 312 stretch, the belt 332 is driven to be tensioned or contracted, and the locking spring 337 always applies a pushing force to the locking sliding block 333, so that the locking sliding block 333 drives the locking pulleys 335 to always push the belt 332 tightly.

As shown in fig. 1, fig. 7, fig. 8 and fig. 11, the driving belt 332 is uniformly provided with a moving through hole, the upper end of the moving fixing plate 321 is provided with a following mechanism 4, the following mechanism 4 comprises a following rod 41, a vertical sliding block 42, a limiting block 43 and a limiting spring 44, the vertical sliding block 42 is in sliding connection with the moving fixing plate 321 along the direction vertical to the moving fixing plate 321, one end of the vertical sliding block 42 far away from the moving fixing plate 321 is fixedly connected with a stirring block 421, two side edges of the stirring block 421 far away from the vertical sliding block 42 are processed into inclined planes, one side of the vertical sliding block 42 vertical to the moving fixing plate 321 is uniformly provided with a toothed block with the side edge processed into an inclined plane, a fixing frame on the moving fixing plate 321 is provided with a locking slide rod 3211 vertical to the vertical sliding block 42, the limiting block 43 is in sliding connection with the locking slide rod 3211, the outer side of the locking slide rod 3211 is sleeved with the limiting spring 44, and the two ends of the locking slide block 321 are respectively fixed to the two ends of the limiting block 321, which are arranged at the position corresponding to the moving plate 311 and the moving through hole 41, and the sliding plate 41 is inserted into the position between the two ends of the sliding rod 41 and the corresponding moving plate 41.

It should be noted that, as shown in fig. 8, when the paint spraying travelling device 32 travels along the travelling groove 34, and the poking block 421 contacts with the pre-poking block 45 on the horizontal sliding plate 312, the poking block 421 drives the vertical sliding block 42 to move away from the travelling fixed plate 321, so that the following rod 41 is inserted into the moving through hole on the driving belt 332 away from the travelling fixed plate 321, and the paint spraying travelling device 32 moves along the driving belt 332 to realize the return stroke, and meanwhile, the limiting block 43 clamps the vertical sliding block 42, so that the following rod 41 is always clamped in the through hole on the driving belt 332 and cannot fall off due to the movement of the paint spraying travelling device 32; as shown in fig. 11, when the poking block 421 contacts with the pre-poking block 45 on the vertical sliding plate 311, the poking block 421 drives the vertical sliding block 42 to move in a direction approaching to the moving fixed plate 321, so that the following rod 41 is inserted into the moving through hole on the driving belt 332 approaching to the vertical sliding plate 311, and the paint spraying travelling device 32 is driven to move along with the driving belt 332 to realize feeding, so that the feeding and returning of the paint spraying travelling device 32 are realized under the condition that the motor driving the driving belt 332 always keeps unidirectional rotation, thereby being beneficial to improving the working efficiency and improving the service life of the motor.

The invention also provides an automatic processing technology of the shell of the double-wedge brake, which comprises the following steps of;

s1, performing S1; firstly, a locking and fixing device 2 is used for fixing the shell of the double-wedge brake; in this process, when the size of the housing of the double-wedge brake is changed, the locking lever 241 is separated from the inner side of the locking gear 25, and then the synchronous driving disk 23 is rotated, and the synchronous driving groove 231 drives the radial sliding lever 22 to slide along the radial direction of the placing disk 21, so that the fixing mechanism 27 on the radial sliding lever 22 can fix the double-wedge brake housings of different specifications.

S2, performing S2; the paint spraying device 3 is used for spraying paint on the shells of the double-wedge brake, in the process, the belt driving device 33 is used for driving the paint spraying travelling device 32 to travel along the guide sliding frame 31, so that paint is sprayed on all parts on the shells of the double-wedge brake, when the sizes of the shells of the double-wedge brake change, the turning sliding plate 313 can slide along the vertical direction and the horizontal sliding plate 312 can slide along the direction pointing to the double-wedge brake, and the vertical sliding plate 311 and the horizontal sliding plate 312 are fixed through the stop pin 35, so that the paint spraying travelling device 32 can be better attached to the shells of the double-wedge brake, and paint spraying treatment is carried out on the shells of the double-wedge brake;

s3, performing S3; and removing the shell of the double-wedge brake with paint spraying completed.

The circuits and control involved in the present invention are all of the prior art, and are not described in detail herein.

The foregoing is only illustrative of the present invention and is not to be construed as limiting the scope of the invention, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present invention and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the invention.

Claims (7)

1. The automatic machining equipment for the double-wedge brake shell comprises an operation table (1), wherein four corners of the lower end of the operation table (1) are fixedly connected with supporting legs (11);

the automatic paint spraying device is characterized in that a locking fixing device (2) is rotationally connected to the middle position of the operating table (1), a paint spraying device (3) for spraying paint to a double-wedge brake shell is arranged at the side edge of the locking fixing device (2) at the upper end of the operating table (1), the locking fixing device (2) comprises a placing disc (21), a radial sliding rod (22), a synchronous driving disc (23), a locking mechanism (24), a locking gear (25) and a driving gear (26), the placing disc (21) is rotationally connected to the middle position of the operating table (1), a bidirectional screw (273) is rotationally connected to a fixed sliding groove (2711), the radial sliding groove (211) is circumferentially distributed along the placing disc (21), a radial sliding rod (22) is slidingly connected to the radial sliding groove (211), a fixing mechanism (27) is arranged at the upper end of the radial sliding rod (22), a synchronous driving disc (23) is rotationally connected to the lower end of the placing disc (21), one end of the synchronous driving disc (23) is far away from the axis center of the synchronous driving disc (23), and is in a circular arc shape which is connected to the synchronous driving rod (231) and is correspondingly connected to the radial sliding rod (231), the locking gear (25) is located at the lower end of the placing disc (21) and is fixedly connected with the placing disc (21), the locking gear (25) is wrapped on the outer side of the synchronous driving disc (23), the inner side of the locking gear (25) is uniformly machined into a tooth shape in the circumferential direction, a locking mechanism (24) is arranged on the synchronous driving disc (23), the locking mechanism (24) comprises a locking rod (241) and a locking spring rod (242), a locking chute (232) is formed in the synchronous driving disc (23) along the radial direction of the synchronous driving disc (23), a locking rod (241) meshed with the inner side of the locking gear (25) is connected in a sliding manner in the locking chute (232), the locking spring rod (242) is fixedly connected between the locking rod (241) and the inner wall of the locking chute (232), a driving gear (26) is meshed with the outer edge of the locking gear (25), and the driving gear (26) is rotationally connected with the operating table (1).

The paint spraying device is characterized in that the paint spraying device (3) comprises a guide sliding frame (31), a paint spraying advancing device (32) and a belt driving device (33), the guide sliding frame (31) comprises a vertical sliding plate (311), a horizontal sliding plate (312) and a turning sliding plate (313), the vertical sliding plate (311) is fixedly connected with the operation table (1) and located on the outer side of the placing plate (21), the upper end of the vertical sliding plate (311) is slidably connected with the turning sliding plate (313), the turning sliding plate (313) is an L-shaped plate, a smooth transition shape is formed between the horizontal section and the vertical section of the turning sliding plate (313), the horizontal section of the turning sliding plate (313) points to the direction of the placing plate (21), the horizontal sliding plate (312) is slidably connected with the horizontal section of the turning sliding plate (313), the guide sliding frame (31) is divided into two groups and is oppositely arranged, the upper end of the vertical sliding plate (311) is slidably connected with the turning sliding device (32), and the belt driving device (33) is utilized to drive the turning sliding plate (32) to advance along the guide sliding frame (31) and the horizontal sliding plate (312) and the turning sliding plate (313) to be opened.

2. The automatic machining device for the double-wedge brake housing according to claim 1, wherein the fixing mechanism (27) comprises a fixing sliding plate (271), a fixing sliding block (272), a bidirectional screw (273), a fixing rod (274) and a fixing spring (275), the fixing sliding plate (271) is fixedly connected with the radial sliding rod (22), a fixing sliding groove (2711) perpendicular to the radial sliding groove (211) is formed in the fixing sliding plate (271), fixing sliding blocks (272) are symmetrically and slidingly connected to two sides of the fixing sliding groove (2711), a bidirectional screw (273) is rotatably connected to the fixing sliding plate (271) at positions located at the upper ends of the fixing sliding groove (2711), threads with opposite rotation directions are formed on two sides of the bidirectional screw (273), two sides of the bidirectional screw (273) are rotatably connected with the fixing sliding block (272), a pre-buckling groove (2721) is formed in the upper end of the fixing sliding block (272), and a pre-buckling groove (2721) is circumferentially formed in the fixing sliding block (272), and the fixing sliding block is fixedly connected to the fixing spring (274) at the outer side face (274).

3. The automatic processing device for double-wedge brake shells according to claim 1, wherein the paint spraying traveling device (32) comprises a traveling fixed plate (321) and a tightening device (322), the tightening device (322) comprises a synchronous rack (3221), a synchronous gear (3222), a tightening spring rod (3223), a tightening arm (3224) and a tightening roller (3225), the traveling fixed plate (321) is arranged between two guide sliding frames (31), a paint spraying head (3226) is fixedly connected to one side of the traveling fixed plate (321) facing the locking fixed device (2), the tightening device (322) is arranged on the front side and the rear side of the traveling fixed plate (321) and symmetrically distributed along the left-right direction, the synchronous rack (3221) is in sliding connection with the traveling fixed plate (321), the synchronous rack (3221) is meshed with the synchronous gear (3222) up and down, the synchronous gear (3222) is in rotational connection with the traveling fixed plate (321), the synchronous gear (3222) is fixedly connected with the upper end of the tightening roller (3225) in a rolling position of the tightening arm (3224), and a tight spring rod (3223) is fixedly connected between the synchronous rack (3221) and the advancing fixed plate (321) along the left-right direction.

4. The automatic processing device for double-wedge brake housing according to claim 3, wherein the belt driving device (33) comprises a belt mounting plate (331), a driving belt (332), a locking sliding block (333), a guide pulley (334), a locking pulley (335), a vertical sliding rod (336) and a locking spring (337), wherein the belt mounting plate (331) is fixedly mounted at the upper end of the operating table (1), the belt mounting plate (331) is positioned at the right side of any group of guide sliding frames (31), a plurality of vertical sliding rods (336) are mounted on the belt mounting plate (331) along the left-right direction, a locking sliding block (333) is slidingly connected on the vertical sliding rod (336), a locking spring (337) is sleeved on the vertical sliding rod (336), the upper end of the locking spring (337) is fixedly mounted on the locking sliding block (333), the lower end of the locking spring (337) is fixedly mounted at the joint of the vertical sliding rod (336) and the belt mounting plate (331), the rear end of the locking sliding block (333) is rotationally connected with the guide pulley (335), the lower pulley (335) is rotationally connected with the guide pulley (331), the lower extreme of vertical sliding plate (311) with each rotation in right side of horizontal sliding plate (312) is connected with one and connects band pulley (338), the department of buckling of diversion sliding plate (313) fixedly connected with leading truck (3131), leading truck (3131) are dredged driving belt (332) into circular-arc, be connected through driving belt (332) between band pulley (334), locking band pulley (335) and connection band pulley (338).

5. The automatic processing device for the double-wedge brake housing according to claim 4, wherein the driving belt (332) is uniformly provided with moving through holes, the upper end of the moving fixing plate (321) is provided with a following mechanism (4), the following mechanism (4) comprises a following rod (41), a vertical sliding block (42), a limiting block (43) and a limiting spring (44), the vertical sliding block (42) is in sliding connection with the moving fixing plate (321) along the direction perpendicular to the moving fixing plate (321), one end of the vertical sliding block (42) far away from the moving fixing plate (321) is fixedly connected with a stirring block (421), two side edges of the stirring block (421) far away from the vertical sliding block (42) are processed into inclined surfaces, one side of the vertical sliding block (42) perpendicular to the moving fixing plate (321) is uniformly provided with toothed blocks with side edges processed into inclined surfaces, a sliding rod (3211) perpendicular to the vertical sliding block (42) is fixed on the moving fixing plate (321), the limiting block (43) is in sliding connection with a locking block (3211) in sliding way, the sliding rod (3211) is in sliding connection with the sliding block (3) in sliding connection with the sliding rod (3) in sliding block (3) in sliding connection with the sliding block (3), the two ends of the limiting spring (44) are fixedly installed between the limiting block (43) and the installation part of the lock catch sliding rod (3211) and the advancing fixed plate (321), the following rod (41) is fixedly connected with the vertical sliding block (42), one side of the following rod (41) is inserted into a through hole in the driving belt (332), and the lower end of the vertical sliding plate (311) and the right end of the horizontal sliding plate (312) are respectively provided with a pre-shifting block (45) corresponding to the shifting block (421).

6. The automatic machining apparatus for a double wedge brake housing according to claim 1, wherein through holes are uniformly formed in the horizontal sliding plate (312) and the vertical sliding plate (311) located on the right side along the traveling groove (34), locking through holes corresponding to the through holes in the horizontal sliding plate (312) and the vertical sliding plate (311) are respectively formed in the horizontal section and the vertical section of the direction-changing sliding plate (313), and the locking through holes in the direction-changing sliding plate (313) are formed by inserting stop pins (35) into the locking through holes, and the stop pins (35) are inserted into the through holes in the vertical sliding plate (311) and the horizontal sliding plate (312), thereby fixing the horizontal sliding plate (312), the vertical sliding plate (311) and the direction-changing sliding plate (313).

7. The automatic processing device for double-wedge brake housing according to claim 1, wherein the process for automatically processing the double-wedge brake housing by using the device comprises the following steps:

s1, performing S1; firstly, fixing the shell of the double-wedge brake by using a locking and fixing device (2);

s2, performing S2; painting the outer shell of the double-wedge brake by using a paint spraying device (3);

s3, performing S3; and removing the shell of the double-wedge brake with paint spraying completed.

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