CN103971581B - A kind of circular orbit formula dismounting mapping multi-function test stand - Google Patents

Abstract

The invention discloses a ring track type disassembly surveying and mapping comprehensive test bench, which includes a track type frame, a lifting platform, a sub-disassembly platform, a tool box, etc., and the lifting platform can electrically lift diesel engines, reducers and other heavy disassembly equipment, The disassembly and assembly platform can walk and rotate at a low speed on the ring track rack, which can realize the transfer of disassembly and assembly equipment to any position on the rack track, and drive the disassembly and assembly objects to rotate at a low speed, which is convenient for experimenters to observe from multiple angles and survey and disassemble equipment and tools The box is located on both sides of the rack, which can be used for disassembly, surveying and mapping tools. The invention is simple in operation, safe and reliable, and integrates feeding, shifting, variable-angle observation, disassembly and surveying, and can meet the disassembly and surveying requirements of different models and equipment such as diesel engines, reducers and pumps.

Description

A circular track-type disassembly surveying and mapping comprehensive test bench

technical field

The invention relates to the field of disassembly and assembly surveying and mapping experiment benches, in particular to a ring track type disassembly and assembly surveying and mapping comprehensive test bench. The device is suitable for disassembly and assembly surveying and mapping experiment courses in engineering colleges.

Background technique

The laboratory is the second classroom for science and engineering students. Experimental courses play an irreplaceable role in improving students' comprehensive quality and cultivating students' innovative spirit. Experimental equipment directly affects the efficiency and quality of experimental courses.

At present, the experimental auxiliary equipment related to the disassembly, demonstration, surveying and mapping of heavy mechanical equipment such as diesel engines, reducers and pumps set up by engineering colleges is quite scarce. Such objects are mainly fixed by a simple frame support mechanism for the experimental teaching of teachers and students. The placement, movement, rotation, and positioning of diesel engines and reducers are done manually. The operation process is labor-intensive and has certain dangers; the experimental process Among them, it is not easy to disassemble, observe and reset, and cannot meet the experiments of different types of equipment. Moreover, the experimental equipment is scattered and wastes a lot of space, which is not conducive to the management of the laboratory and centralized teaching, which seriously affects the quality of teaching.

Contents of the invention

The purpose of the present invention is to solve the above-mentioned problems existing in the prior art, and to provide a comprehensive test bench for disassembly, assembly, surveying and mapping with ring track, which integrates the functions of disassembly, assembly and surveying and mapping, so as to realize the high efficiency of disassembly and assembly experiment courses in engineering colleges. , security.

In order to achieve the above object, the present invention adopts the following technical solutions:

A ring-shaped track-type disassembly surveying and mapping comprehensive test bench, including a shell, a sub-disassembly platform and a ring track arranged on the shell, the ring track includes a ring-shaped outer track and an inner track parallel to the inner side of the outer track, There is a toothed rubber belt on the inner wall of the track. The sub-disassembly platform includes a transmission box and a rotating platform arranged on the transmission box. The bottom of the rotating platform is provided with rollers placed on the inner track and the outer track. The transmission box includes Transmission box, the transmission box is provided with a first transmission shaft, the bottom of the transmission box is provided with a second motor, the rotation shaft of the second motor is provided with a primary driving gear, and the primary driving gear is sleeved on the first transmission The primary driven gear at the bottom of the shaft meshes, the middle part of the first transmission shaft is set with a secondary driving gear and the first planet carrier, the first planet carrier is provided with a second transmission shaft, and the second transmission shaft is provided with a secondary transmission shaft. The secondary passive planetary gear meshed with the driving gear, and a toothed drive wheel meshed with the toothed rubber belt is sheathed on the second transmission shaft.

As mentioned above, the middle part of the first transmission shaft is also sleeved with a second planetary carrier, the second planetary carrier is provided with a fourth transmission shaft, and the fourth transmission shaft is provided with a profiling wheel, and the profiling wheel is connected with the inner track. The inner side is bonded, and a compression spring is arranged between the fourth transmission shaft and the second transmission shaft.

The top of the above-mentioned first transmission shaft is provided with passive bevel gears, the passive bevel gears mesh with the active bevel gears, and the active bevel gears are connected with the hand wheel arranged on the transmission box.

The upper part of the above-mentioned first transmission shaft is also provided with a three-stage driving gear, the three-stage driving gear meshes with the three-stage passive gear, the three-stage passive gear is sleeved on the third transmission shaft, and one end of the third transmission shaft is arranged on the transmission shaft. On the box body, the other end is connected with the rotating platform.

The above-mentioned rotating platform includes a rotating chassis fixed on the sub-disassembly platform, an annular upper cover is arranged on the rotating chassis, a rotating body is arranged between the rotating chassis and the upper cover, and the bottom of the rotating body is provided with a first Plane thrust needle roller bearing, the top of the rotating body is provided with a second planar thrust needle roller bearing, and the rotating body is connected with the third transmission shaft.

A ring track-type disassembly, assembly, surveying and mapping comprehensive test bench also includes a lifting platform arranged in the casing, the lifting platform includes a screw rod, an upper bracket and a lower bracket arranged under the upper bracket, and the bottom end of the screw rod is set through the first bearing seat On the lower bracket, the top of the screw rod is movably inserted into the upper bracket, and the bottom end of the screw rod is covered with a synchronous pulley, which is connected with the rotating shaft of the first motor through a synchronous belt, and the screw rod is covered with a screw rod Nut, screw nut is connected with lifting plate.

The first guide rail is provided on the above-mentioned lifting plate, the second guide rail is provided on the rotating platform, and a linear bearing adapted to the first guide rail and the second guide rail is provided, and a sliding base is provided on the linear bearing.

As mentioned above, the housing is also provided with a tool box and an opening and closing door, and the bottom of the housing is provided with casters.

Compared with the prior art, the present invention has the following advantages:

1. The test bench integrates lifting, horizontal shifting, orbital walking and rotation;

2. The circular track-type disassembly surveying and mapping comprehensive experiment platform is used in the disassembly surveying and mapping experiment courses of diesel engines, reducers, pumps, etc. in engineering colleges; it can realize multi-angle observation, surveying and mapping of diesel engines and reducers, and disassemble in all directions;

3. The experimental platform can be equipped with multiple sub-disassembly and assembly platforms to meet the requirements of multi-person and multi-group experiments on the same platform, significantly improve the quality of the course, safe and reliable, easy to operate, and has a wide range of promotion and application value.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the track rack of the present invention.

Fig. 3 is a structural schematic diagram of the lifting platform of the present invention.

Fig. 4 is a front view of the sub-disassembly platform of the present invention.

Fig. 5 is a rear view of the sub-disassembly platform of the present invention.

Fig. 6 is a partial view of the drive mechanism of the present invention.

Fig. 7 is a schematic structural view of the rotating platform of the present invention.

In the figure: 1-track frame; 2-lifting platform; 3-sliding base; 4-linear bearing; 5-rotating platform; 6-sub-disassembly platform; 7-lifting control switch; ;10-opening and closing door; 11-shell; 12-toolbox; 13-column; 14-outer track; 15-inner track; 16-toothed rubber belt; 17-beam; 18-first motor; Screw rod; 20-screw nut; 21-upper bracket; 22-the first guide rail; 23-lifting plate; 24-the first bearing seat; 25-lower bracket; The second motor; 29-transmission box; 30-clutch knob; 31-electric button; 32-second guide rail; 33-hand wheel; 34-control panel; 35-bearing seat B; -First drive shaft; 3801-First planet carrier; 3802-Second planet carrier; 39-Secondary driving gear; 40-Third driving gear; 41-Support roller; 42-Passive bevel gear; 43-Driven bevel Teeth; 44-the third transmission shaft; 45-three-stage driven gear; 46-toothed drive wheel; 47-profiling wheel; 48-compression spring; 49-second transmission shaft; 51-the fourth transmission shaft; 52-the primary driving gear; 53-the rotating chassis; 54-the first plane thrust needle bearing; 55-the rotating body; 56-the second plane thrust needle bearing; 57-the upper cover plate.

detailed description

The technical solution of the present invention will be further described in detail below in conjunction with the accompanying drawings.

Example 1

As shown in Figure 1: a ring track-type disassembly surveying and mapping comprehensive test bench, including a track frame 1, a lifting platform 2, a sliding base 3, a linear bearing 4, a rotating platform 5, a sub-disassembly platform 6, and a lifting control switch 7 , casters 8; lock 9, opening and closing door 10, housing 11, toolbox 12, track frame 1 is a circular track beam column structure, frame 1 is packaged by shell 11, and casters 8 are installed at the bottom of frame 1, The lifting platform 2 is installed in the inner cavity of the frame 1, the sub-disassembly platform 6 is arranged on the track frame 1 through supporting wheels, and the tool box 1 is arranged on both sides of the test bench.

As shown in Figure 2: track frame 1 comprises column 13, outer track 14, inner track 15, toothed rubber belt 16, beam 17; Outer track 14, inner track 15 are fixed on the column 13, pass between the columns 12 The crossbeam 19 is connected, and the toothed rubber belt 16 is fixed on the annular inner wall of the outer track 14 .

As shown in Figure 3: the lifting platform 2 includes a first motor 18, a screw mandrel 19, a screw nut 20, an upper bracket 21, a first guide rail 22, a lifting plate 23, a first bearing seat 24, a lower bracket 25, and a synchronous pulley 26, synchronous belt 27; two screw mandrels 19 are installed in the inner chamber of frame 1 in parallel by upper bracket 21, lower bracket 25, upper bracket 21, lower bracket 25 are fixed on the frame 1, first motor 18, screw mandrel 19 is equipped with synchronous belt pulley 26, the synchronous belt pulley 26 on the motor 18 and the synchronous belt pulley 26 on the screw mandrel 19 drive by synchronous belt 27, two screw mandrels 19 realize etc. Speed transmission, the screw nut 20 is screwed on the screw mandrel 19, the lifting plate 23 is installed on the screw nut 20, and the first guide rail 22 is fixed on the lifting plate 23.

As shown in Figure 2, Figure 4, Figure 5, and Figure 6: the sub-disassembly platform 6 includes a second motor 28, a transmission box 29, an electric button 31, a second guide rail 32, a hand wheel 33, a control panel 34, and a bearing seat B35, primary driven gear 36, first transmission shaft 37, first planetary carrier 3801, second planetary carrier 3802; secondary driving gear 39, third-stage driving gear 40, supporting wheel 41, passive bevel gear 42, driving bevel Teeth 43, the third transmission shaft 44, the third-stage driven gear 45, the toothed drive wheel 46, the profiling wheel 47, the compression spring 48, the second transmission shaft 49, the secondary passive planetary gear 50, the fourth transmission shaft 51, The primary drive gear 52; the sub-disassembly platform 6 is arranged on the track frame 1 through four supporting wheels 41, the transmission box 29 is installed below the sub-disassembly platform 6, and the second motor 28 is installed at the bottom of the transmission box 29 , the first transmission shaft 37 is vertically installed in the transmission case 29 through the bearing seat 35, the first-stage driving gear 52 is installed on the second motor 28, the first-stage driven gear 36 is installed on the lower end of the first transmission shaft 37, and the first-stage active gear The gear 52 meshes with the primary driven gear 36. One end of the first planet carrier 3801 is sleeved on the first transmission shaft 37, and is arranged between the primary driven gear 36 and the secondary driving gear 39. The other end of the first planet carrier 3801 is equipped with The second transmission shaft 49, the second transmission shaft 49 is equipped with a secondary passive planetary gear 50 and a toothed drive wheel 46, the secondary passive planetary gear 50 meshes with the secondary driving gear 39, and the toothed drive wheel 46 is connected to the track frame The toothed rubber belt 16 on 1 is meshed and connected, the fourth transmission shaft 51 is connected with the first transmission shaft 37 through the second planet carrier 3802, and the profiling wheel 47 is installed on the fourth transmission shaft 51, and the profiling wheel 47 rolls and fits On the outside of the inner track 15 on the track frame 1, the second transmission shaft 49 and the fourth transmission shaft 51 are compressed by the compression spring 48, and the third transmission shaft 44 is installed on the top of the transmission box body 29 through the bearing seat. The three-stage driven gear 45 is installed on the third transmission shaft 44, and the three-stage passive gear 45 is meshed with the three-stage driving gear 40 installed on the top of the first transmission shaft 37. The top of the third transmission shaft 44 is connected with the rotating platform 5, and the passive cone The tooth 42 is installed on the top of the first drive shaft 37, the passive bevel gear 42 meshes with the active bevel gear 43, and the active bevel gear 43 is connected to the hand wheel 33 through the shaft; Electric button 31, hand wheel 33 are installed according to this on 34 from left to right; Rotating platform 5 is installed above sub-disassembly platform 6, and second guide rail 22 is installed above rotating platform 5.

As shown in Figure 7: the rotary platform includes a rotary chassis 53, a first plane thrust needle roller bearing 54, a rotating body 55, a second plane thrust needle roller bearing 56, and an upper cover plate 57; the rotary chassis 53 is fixed on the sub-disassembly platform 6 Above the rotating body 55 is arranged between the rotating chassis 55 and the upper cover plate 57, the first plane thrust needle bearing 54 is installed below the rotating body 55, and the second plane thrust needle bearing 56 is installed above the rotating body 55.

Working process of the present invention:

When lifting the disassembled objects such as diesel engine and reducer, press the lifting button on the lifting switch 7, the first motor 18 starts in forward rotation, drives the synchronous pulley 26 to rotate, and drives the screw mandrel 19 to rotate clockwise through the synchronous belt 27, clockwise. The screw mandrel 19 that clockwise rotates drives the screw nut 20 to move up, thereby the lifting plate 23 loaded with dismounting objects rises, and when rising to a specified height, the first motor 18 stops, and the lifting plate 23 stops.

When lowering the disassembled objects such as the diesel engine and the reducer, press the down button on the lifting switch 7, the first motor 18 starts in reverse, drives the synchronous pulley 26 to rotate, and drives the screw mandrel 19 to rotate counterclockwise through the synchronous belt 27. The screw mandrel 19 that rotates clockwise drives the screw nut 20 to do the descending motion, thereby the lifting plate 23 loaded with dismounting objects descends, and when falling to a specified height, the first motor 18 stops, and the lifting plate 23 stops.

During horizontal transfer, the sliding base 3 loaded with disassembly objects originally placed on the lifting platform 2 is pulled to the second guide rail 32 on the sub-disassembly platform 6 .

When the sub-disassembly platform walks around the track, press the electric button 31, the second motor 28 starts, the primary driving gear 52 rotates, the primary driven gear 36 rotates, drives the first transmission shaft 37 to rotate, and the secondary driving gear 39 rotates. Drive the secondary passive planetary gear 50 to rotate, the second transmission shaft rotates, drive the toothed driving wheel 46 to rotate, the toothed driving wheel 46 that rotates meshes with the toothed rubber belt 16, and the driving sub-assembly disassembly platform 6 walks around the circular track, and walks to When the position is needed, press the electric button 31 again, the second motor 28 stops rotating, and the sub-disassembly platform 6 stops moving.

When the rotating platform rotates, the third-stage passive gear 45 meshes with the third-stage driving gear 40, press the electric button 31, the second motor 28 starts, the first-stage driving gear 52 rotates, and the first-stage passive gear 36 rotates, driving the first transmission shaft 37 Rotate, the three-stage driving gear 40 rotates, the three-stage passive gear 45 rotates, the third transmission shaft 44 rotates, and drives the rotating body 55 to rotate, so that the rotating platform 5 performs constant-speed rotating motion. When manual rotation is required, shake the hand wheel 33 to drive the active bevel gear 43 to rotate, thereby driving the passive bevel gear 42 to rotate, the first transmission shaft 37 to rotate, the third-stage driving gear 40 to rotate, the third-stage passive gear 45 to rotate, and the third transmission The rotation of the shaft 44 drives the rotating body 55 to rotate, so that the rotating platform 5 rotates at a constant speed.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the present invention or go beyond the definition of the appended claims range.

Claims (7)

1. A ring track type disassembly surveying and mapping comprehensive test bench, comprising a housing (11), is characterized in that, also includes a sub-disassembly platform (6) and a ring track arranged on the housing (11), and the ring track includes Ring-shaped outer track (14) and the inner track (15) that is arranged in parallel on the inner side of outer track (14), the inner side wall of outer track (14) is provided with toothed rubber belt (16), and sub-disassembly platform (6) includes The transmission box and the rotary platform (5) arranged on the transmission box, the bottom of the rotary platform (5) is provided with rollers (41) placed on the inner track (15) and the outer track (14), the transmission box includes the transmission box body (29), the transmission case (29) is provided with a first transmission shaft (37), the bottom of the transmission case (29) is provided with a second motor (28), and the rotating shaft of the second motor (28) is covered A first-stage driving gear (52) is provided, and the first-stage driving gear (52) meshes with a first-stage driven gear (36) sleeved on the bottom of the first transmission shaft (37). The middle part of the first transmission shaft (37) is sleeved with The secondary driving gear (39) and the first planetary carrier (3801), the first planetary carrier (3801) is provided with the second transmission shaft (49), and the second transmission shaft (49) is provided with the secondary driving gear ( 39) Engaged secondary passive planetary gears (50), the second transmission shaft (49) is also sleeved with a toothed drive wheel (46) meshed with the toothed rubber belt (16), The middle part of the first transmission shaft (37) is also sleeved with a second planet carrier (3802), the second planet carrier (3802) is provided with a fourth transmission shaft (51), and the fourth transmission shaft (51) is sleeved with a The profiling wheel (47), the inboard of the profiling wheel (47) and the inner track (15) fits, and a compression spring (48) is arranged between the fourth transmission shaft (51) and the second transmission shaft (49). 2. A kind of annular track type disassembly surveying and mapping comprehensive test bench according to claim 1, is characterized in that, the top of described first transmission shaft (37) is provided with passive bevel gear (42), passive bevel gear ( 42) Engage with the active bevel gear (43), and the active bevel gear (43) is in axial connection with the hand wheel (33) that is arranged on the transmission case (29). 3. A kind of circular track type disassembly surveying and mapping comprehensive test bench according to claim 2, characterized in that, the top of the first transmission shaft (37) is also provided with a three-stage drive gear (40), three-stage The driving gear (40) meshes with the third-stage passive gear (45), the third-stage passive gear (45) is sleeved on the third transmission shaft (44), and one end of the third transmission shaft (44) is arranged on the transmission box (29) , the other end is connected with the rotating platform (5). 4. A ring-shaped track-type disassembly surveying and mapping comprehensive test bench according to claim 3, characterized in that, said rotating platform (5) includes a rotating chassis (53) fixed on the sub-disassembly platform (6) , the rotating chassis (53) is provided with an annular upper cover (57), a rotating body (55) is arranged between the rotating chassis (53) and the upper covering (57), and the bottom of the rotating body (55) is provided with a second A plane thrust needle bearing (54), a second plane thrust needle bearing (56) is arranged on the top of the rotating body (55), and the rotating body (55) is connected with the third transmission shaft (44). 5. A kind of circular track type disassembly surveying and mapping comprehensive test bench according to claim 4, is characterized in that, also comprises the lifting platform (2) that is arranged in housing (11), and lifting platform (2) comprises screw mandrel (19), upper bracket (21) and the lower bracket (25) that is arranged on the upper bracket (21) below, the bottom end of the screw mandrel (19) is arranged on the lower bracket (25) through the first bearing seat (24), and the screw mandrel The top of (19) is movably inserted in the upper bracket (21), and the bottom end of screw mandrel (19) is sheathed with synchronous belt pulley (26), and synchronous belt pulley (26) passes synchronous belt (27) and first motor ( 18) is connected by the rotating shaft, and the screw mandrel (19) is sheathed with a screw nut (20), and the screw nut (20) is connected with the lifting plate (23). 6. A ring-shaped track-type disassembly surveying and mapping comprehensive test bench according to claim 5, characterized in that, said lifting plate (23) is provided with a first guide rail (22), and said rotating platform (5 ) is provided with a second guide rail (32), and also includes a linear bearing (4) adapted to the first guide rail (22) and the second guide rail (32), and the linear bearing (4) is provided with a sliding base (3). 7. A ring-shaped track-type disassembly surveying and mapping comprehensive test bench according to claim 6, characterized in that a toolbox (12) and an opening and closing door (10) are also provided on the housing (11), The bottom of the housing (11) is provided with casters (8).