CN203799566U - Mechanical transmission teaching aid - Google Patents
Mechanical transmission teaching aid Download PDFInfo
- Publication number
- CN203799566U CN203799566U CN201420129782.4U CN201420129782U CN203799566U CN 203799566 U CN203799566 U CN 203799566U CN 201420129782 U CN201420129782 U CN 201420129782U CN 203799566 U CN203799566 U CN 203799566U
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- teaching aid
- mechanical drive
- mounting blocks
- rotating shaft
- fixed
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Abstract
The utility model provides a mechanical transmission teaching aid, which comprises a fixed platform, a first mounting block, a second mounting block, a first rotary shaft rotatably arranged on the first mounting block, a second rotary shaft rotatably arranged on the second mounting block, a ratchet, a retaining pawl and a drive unit. One end of the first rotary shaft is fixedly provided with a first crank turntable. The two ends of the second rotary shaft are respectively and fixedly provided with a first oscillating bar and a second oscillating bar. The first oscillating bar is connected with the first crank turntable through a first connecting rod. The second oscillating bar is provided with a toggling pawl. The ratchet and the retaining pawl are arranged on the second mounting block. One end of the toggling pawl and one end of the retaining pawl are respectively clamped inside the toothed slots of the ratchet. The drive unit is arranged on the fixed platform. The output shaft of the drive unit is connected with the first rotary shaft through a drive belt. The mechanical transmission teaching aid provided by the present utility model is simple in structure and convenient in operation. By means of the teaching aid, a variety of transmission modes can be conveniently demonstrated.
Description
Technical field
The utility model relates to mechanical transmission fields, more specifically, relates to a kind of mechanical drive teaching aid.
Background technology
In existing Mechanical Fundamentals teaching, relate to various mechanical drive mode, for convenient teaching, sometimes need to carry out teaching demonstration by mechanical drive teaching aid.
But, existing various mechanical drive teaching aid often only can be demonstrated the single kind of drive, the multiple kind of drive can not be demonstrated out at a mechanical drive teaching aid, so not only increase the difficulty of teaching, also increased the instruction cost of buying the mechanical drive teaching aid that can demonstrate the different kinds of drive.
Utility model content
The utility model aims to provide a kind of mechanical drive teaching aid, can not demonstrate the problem of the multiple kind of drive to solve the mechanical drive teaching aid of prior art.
For solving the problems of the technologies described above, the utility model provides a kind of mechanical drive teaching aid, comprising: fixed station; The first mounting blocks and the second mounting blocks, be arranged on fixed station to the first mounting blocks and the equal position-adjustable of the second mounting blocks; The first rotating shaft, the first rotating shaft can be rotatably set on the first mounting blocks, and one end of the first rotating shaft is fixed with the first crank rotor plate; The second rotating shaft, the second rotating shaft can be rotatably set on the second mounting blocks, and the two ends of the second rotating shaft are fixed with respectively the first fork and the second fork, and the first fork is connected by first connecting rod with the first crank rotor plate, on the second fork, are provided with and stir ratchet; Ratchet and backstop ratchet, ratchet and backstop ratchet are all arranged on the second mounting blocks, and stir one end of ratchet and one end of backstop ratchet is fastened on respectively in the teeth groove of ratchet; Driver element, is arranged on fixed station, and the output shaft of driver element is connected by driving-belt with the first rotating shaft.
Further, mechanical drive teaching aid also comprises: the 3rd mounting blocks, is arranged on fixed station to the 3rd mounting blocks position-adjustable; The 3rd rotating shaft, the 3rd rotating shaft can be rotatably set on the 3rd mounting blocks, and is provided with the 3rd fork and transmission gear in the 3rd rotating shaft, and the 3rd fork is connected by second connecting rod with the second fork; The first crank gear, the first crank gear is arranged on the 3rd mounting blocks, and the first crank gear is meshed with transmission gear; Third connecting rod, one end of third connecting rod is connected with the 3rd mounting blocks by the first rocking arm, and the other end of third connecting rod is rotatably connected with the first crank gear; Convey table, convey table is fixed on third connecting rod.
Further, mechanical drive teaching aid also comprises: punching machine seat, and punching machine seat can move horizontally and be arranged on fixed station; Rush piece, rushing piece can vertically be arranged on punching machine seat movably; The second rocking arm, the second rocking arm is arranged on and rushes on piece actively, and one end away from rushing piece of the second rocking arm is rotatably connected with the first crank gear.
Further, mechanical drive teaching aid also comprises: the 4th mounting blocks, is arranged on fixed station to the 4th mounting blocks position-adjustable; The 4th rotating shaft, the 4th rotating shaft can be rotatably set on the 4th mounting blocks, and the 4th rotating shaft is connected by driving-chain with the first rotating shaft, and one end of the 4th rotating shaft is provided with worm screw; Support, support is fixed on fixed station; The first bearing, the first support position adjustable ground is arranged on support; The first transmission shaft, the first transmission shaft can be rotatably set on the first bearing, and is provided with turbine on the first transmission shaft, and turbine is meshed with worm screw.
Further, mechanical drive teaching aid also comprises: the second bearing, and the second support position adjustable ground is arranged on support; Second driving shaft, second driving shaft can be rotatably set on the second bearing, and second driving shaft is connected by driving-chain with the first transmission shaft; The second crank rotor plate, the second crank rotor plate is fixed on second driving shaft; The first supporting disk, the first supporting disk is fixed on support; The 3rd rocking arm, one end of the 3rd rocking arm is rotatably connected with the first supporting disk, and the other end of the 3rd rocking arm is connected with the second crank rotor plate by the 4th connecting rod.
Further, mechanical drive teaching aid also comprises: the first position-limited rack, and the first position-limited rack is fixed on support, and is provided with the first stopper slot on the first position-limited rack, and one end of the 4th connecting rod is connected with the second crank rotor plate through after the first stopper slot.
Further, mechanical drive teaching aid also comprises: the 3rd bearing, and the 3rd support position adjustable ground is arranged on support; The 3rd transmission shaft, the 3rd transmission shaft can be rotatably set on the 3rd bearing, and the 3rd transmission shaft is connected by driving-chain with the first transmission shaft; The 3rd crank rotor plate, the 3rd crank rotor plate is fixed on the 3rd transmission shaft; The second supporting disk, the second supporting disk is fixed on support, and is provided with ring groove on the second supporting disk; The 4th rocking arm, rotate along the ring groove of the second supporting disk one end of the 4th rocking arm, and the other end of the 4th rocking arm is connected with the 3rd crank rotor plate by the 5th connecting rod.
Further, mechanical drive teaching aid also comprises: the second position-limited rack, and the second position-limited rack is fixed on support, and is provided with the second stopper slot on the second position-limited rack, and one end of the 5th connecting rod is connected with the 3rd crank rotor plate through after the second stopper slot.
Further, mechanical drive teaching aid also comprises: the 4th bearing, and the 4th support position adjustable ground is arranged on support; The 4th transmission shaft, the 4th transmission shaft can be rotatably set on the 4th bearing, and the 4th transmission shaft is connected by driving-chain with the first transmission shaft; Cylindrical cam, cylindrical cam is fixed on the 4th transmission shaft; Driven tooth bar, is arranged on support to driven tooth bar position-adjustable; The second crank gear, the second crank gear can be rotatably set on support, and the second crank gear is meshed with driven tooth bar; Cam link, one end of cam link is connected with the second crank gear, and the other end of cam link is positioned at the helicla flute of cylindrical cam.
Further, mechanical drive teaching aid also comprises: movable base, fixed station is fixed on movable base.
The utility model is by being arranged on the first mounting blocks and the second mounting blocks on fixed station, and the first crank rotor plate is connected by first connecting rod with the first fork, utilize driver element to drive the first rotating shaft to rotate, just can make to stir and between the parts such as ratchet, backstop pawl-and-gearing, complete backstop motion.The utility model is simple in structure, easy to operate, and can demonstrate more easily the multiple kind of drive.
Brief description of the drawings
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 has schematically shown the stereographic map of the mechanical drive teaching aid in the utility model;
Fig. 2 has schematically shown the vertical view of removing the parts such as support of mechanical drive teaching aid;
Fig. 3 has schematically shown the front view of removing the parts such as support of mechanical drive teaching aid;
Fig. 4 has schematically shown the rear view of removing the parts such as support of mechanical drive teaching aid; And
Fig. 5 has schematically shown the front view of the part such as the second mounting blocks and the 3rd mounting blocks of mechanical drive teaching aid.
Reference numeral in figure: 10, fixed station; 11, slide; 12, driver element; 13, punching machine seat; 14, support; 15, movable base; 21, the first mounting blocks; 22, the second mounting blocks; 23, the 3rd mounting blocks; 24, the 4th mounting blocks; 31, the first rotating shaft; 32, the second rotating shaft; 33, the 3rd rotating shaft; 34, the 4th rotating shaft; 41, the first crank rotor plate; 42, the second crank rotor plate; 43, the 3rd crank rotor plate; 51, the first fork; 52, the second fork; 53, the 3rd fork; 61, first connecting rod; 62, second connecting rod; 63, third connecting rod; 64, the 4th connecting rod; 65, the 5th connecting rod; 71, stir ratchet; 72, backstop ratchet; 73, ratchet; 74, stopping seat; 81, the first crank gear; 82, the second crank gear; 91, transmission gear; 92, the first rocking arm; 93, convey table; 94, rush piece; 95, the second rocking arm; 96, the 3rd rocking arm; 97, the 4th rocking arm; 98, supporting seat; 101, worm screw; 102, turbine; 111, the first bearing; 112, the second bearing; 113, the 3rd bearing; 114, the 4th bearing; 121, the first transmission shaft; 122, second driving shaft; 123, the 3rd transmission shaft; 124, the 4th transmission shaft; 131, the first supporting disk; 132, the second supporting disk; 133, cylindrical cam; 134, driven tooth bar; 135, cam link; 141, the first position-limited rack; 142, the second position-limited rack; 151, the first sprocket wheel; 152, the second sprocket wheel; 153, the 3rd sprocket wheel; 154, the 4th sprocket wheel; 155, the 5th sprocket wheel; 156, the 6th sprocket wheel.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
A kind of mechanical drive teaching aid of the utility model, please refer to Fig. 1 and Fig. 5, and this mechanical drive teaching aid comprises: fixed station 10; Be arranged on fixed station 10 to the first mounting blocks 21 and the second mounting blocks 22, the first mounting blocks 21 and the second mounting blocks 22 equal position-adjustable; The first rotating shaft 31, the first rotating shafts 31 can be rotatably set on the first mounting blocks 21, and one end of the first rotating shaft 31 is fixed with the first crank rotor plate 41; The second rotating shaft 32, the second rotating shaft 32 can be rotatably set on the second mounting blocks 22, the two ends of the second rotating shaft 32 are fixed with respectively the first fork 51 and the second fork 52, and the first fork 51 is connected by first connecting rod 61 with the first crank rotor plate 41, on the second fork 52, are provided with and stir ratchet 71; Ratchet 73 and backstop ratchet 72, ratchet 73 and backstop ratchet 72 are all arranged on the second mounting blocks 22, and stir one end of ratchet 71 and one end of backstop ratchet 72 is fastened on respectively in the teeth groove of ratchet 73; Driver element 12, is arranged on fixed station 10, and the output shaft of driver element 12 is connected by driving-belt with the first rotating shaft 31.Preferably, this mechanical drive teaching aid also comprises stopping seat 74, and this stopping seat 74 is arranged on the second mounting blocks 22, and backstop ratchet 72 is arranged on this stopping seat 74.
As shown in Figures 1 to 4, the utility model is by being arranged on the first mounting blocks 21 and the second mounting blocks 22 on fixed station 10, and the first crank rotor plate 41 is connected by first connecting rod 61 with the first fork 51, utilize driver element 12 to drive the first rotating shaft 31 to rotate, just can make to stir between the parts such as ratchet 71, backstop ratchet 72 and ratchet 73 and complete backstop skimulated motion.The utility model is simple in structure, easy to operate, and can demonstrate more easily the multiple kind of drive.
Preferably, as shown in Figures 1 to 4, mechanical drive teaching aid also comprises: be arranged on fixed station 10 to the 3rd mounting blocks 23, the three mounting blocks 23 position-adjustable; The 3rd rotating shaft 33, the three rotating shafts 33 can be rotatably set on the 3rd mounting blocks 23, and in the 3rd rotating shaft 33, are provided with the 3rd fork 53 and transmission gear 91, the three forks 53 are connected by second connecting rod 62 with the second fork 52; The first crank gear 81, the first crank gears 81 are arranged on the 3rd mounting blocks 23, and the first crank gear 81 is meshed with transmission gear 91; Third connecting rod 63, one end of third connecting rod 63 is connected with the 3rd mounting blocks 23 by the first rocking arm 92, and the other end of third connecting rod 63 is rotatably connected with the first crank gear 81; Convey table 93, convey table 93 is fixed on third connecting rod 63.Preferably, as shown in Figure 4, mechanical drive teaching aid also comprises supporting seat 98, and this supporting seat 98 is fixed on the 3rd mounting blocks 23, and can be rotatably set on supporting seat 98 away from third connecting rod 63 of the first rocking arm 92.Like this, under the drive of third connecting rod 63, convey table 93 can complete carrying skimulated motion.
Preferably, as shown in Figure 1, mechanical drive teaching aid also comprises: punching machine seat 13, and punching machine seat 13 can move horizontally and be arranged on fixed station 10; Rush piece 94, rushing piece 94 can vertically be arranged on punching machine seat 13 movably; The second rocking arm 95, the second rocking arms 95 are arranged on actively and rush on piece 94, and one end away from rushing piece 94 of the second rocking arm 95 is rotatably connected with the first crank gear 81.Like this, the second rocking arm 95, under the drive of the first crank gear 81, just can complete punch press skimulated motion.
Preferably, as shown in Figure 5, mechanical drive teaching aid also comprises: be arranged on fixed station 10 to the 4th mounting blocks 24, the four mounting blocks 24 position-adjustable; The 4th rotating shaft 34, the four rotating shafts 34 can be rotatably set on the 4th mounting blocks 24, and the 4th rotating shaft 34 is connected by driving-chain with the first rotating shaft 31, and one end of the 4th rotating shaft 34 is provided with worm screw 101; Support 14, support 14 is fixed on fixed station 10; Be arranged on support 14 to the first bearing 111, the first bearing 111 position-adjustable; The first transmission shaft 121, the first transmission shafts 121 can be rotatably set on the first bearing 111, and are provided with turbine 102 on the first transmission shaft 121, and turbine 102 is meshed with worm screw 101.Like this, just, completed the transmission of horizontal motion to vertical direction motion.Preferably, in the first rotating shaft 31, be provided with in the first sprocket wheel 151, the four rotating shafts 34 and be provided with the second sprocket wheel 152.
Preferably, mechanical drive teaching aid also comprises: be arranged on support 14 to the second bearing 112, the second bearing 112 position-adjustable; Second driving shaft 122, second driving shaft 122 can be rotatably set on the second bearing 112, and second driving shaft 122 is connected by driving-chain with the first transmission shaft 121; The second crank rotor plate 42, the second crank rotor plates 42 are fixed on second driving shaft 122; The first supporting disk 131, the first supporting disks 131 are fixed on support 14; One end of the 3rd rocking arm 96, the three rocking arms 96 is rotatably connected with the first supporting disk 131, and the other end of the 3rd rocking arm 96 is connected with the second crank rotor plate 42 by the 4th connecting rod 64.Like this, the 3rd rocking arm 96, under the drive of the 4th connecting rod 64, just can complete topological skimulated motion.
Preferably, mechanical drive teaching aid also comprises: the first position-limited rack 141, the first position-limited racks 141 are fixed on support 14, and are provided with the first stopper slot on the first position-limited rack 141, and one end of the 4th connecting rod 64 is connected with the second crank rotor plate 42 through after the first stopper slot.Like this, can limit more easily the range of movement of the 4th connecting rod 64.
Preferably, mechanical drive teaching aid also comprises: be arranged on support 14 to the 3rd bearing 113, the three bearing 113 position-adjustable; The 3rd transmission shaft 123, the three transmission shafts 123 can be rotatably set on the 3rd bearing 113, and the 3rd transmission shaft 123 is connected by driving-chain with the first transmission shaft 121; The 3rd crank rotor plate 43, the three crank rotor plates 43 are fixed on the 3rd transmission shaft 123; The second supporting disk 132, the second supporting disks 132 are fixed on support 14, and are provided with ring groove on the second supporting disk 132; Rotate along the ring groove of the second supporting disk 132 one end of the 4th rocking arm 97, the four rocking arms 97, and the other end of the 4th rocking arm 97 is connected with the 3rd crank rotor plate 43 by the 5th connecting rod 65.Like this, the 4th rocking arm 97, under the drive of the 5th connecting rod 65, just can complete topological skimulated motion.
Preferably, mechanical drive teaching aid also comprises: the second position-limited rack 142, the second position-limited racks 142 are fixed on support 14, and are provided with the second stopper slot on the second position-limited rack 142, and one end of the 5th connecting rod 65 is connected with the 3rd crank rotor plate 43 through after the second stopper slot.Like this, just, can limit more easily the motion of the 5th connecting rod 65.
Preferably, mechanical drive teaching aid also comprises: be arranged on support 14 to the 4th bearing 114, the four bearing 114 position-adjustable; The 4th transmission shaft 124, the four transmission shafts 124 can be rotatably set on the 4th bearing 114, and the 4th transmission shaft 124 is connected by driving-chain with the first transmission shaft 121; Cylindrical cam 133, cylindrical cam 133 is fixed on the 4th transmission shaft 124; Driven tooth bar 134, is arranged on support 14 to driven tooth bar 134 position-adjustable; The second crank gear 82, the second crank gears 82 can be rotatably set on support 14, and the second crank gear 82 is meshed with driven tooth bar 134; Cam link 135, one end of cam link 135 is connected with the second crank gear 82, and the other end of cam link 135 is positioned at the helicla flute of cylindrical cam 133.Like this, under the drive of the second crank gear 82, just can complete spatial simulation motion at driven tooth bar 134.Preferably, on the first transmission shaft 121, be provided with the 3rd sprocket wheel 153, on second driving shaft 122, be provided with and on the 4th sprocket wheel 154, the three transmission shafts 123, be provided with that on the 5th sprocket wheel 155, the four transmission shafts 124, who is made with the 6th sprocket wheel.Preferably, the 3rd sprocket wheel 153, the 4th sprocket wheel 154, the 5th sprocket wheel 155 are connected by a driving-chain with the 6th sprocket wheel 156.
Preferably, mechanical drive teaching aid also comprises: movable base 15, fixed station 10 is fixed on movable base 15.Preferably, mechanical drive teaching aid also comprises slide 11, and slide 11 is fixed on fixed station 10, and the first mounting blocks 21, the second mounting blocks 22, the 3rd mounting blocks 23 and the 4th mounting blocks 24 equal position-adjustable be arranged on this slide 11.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a mechanical drive teaching aid, is characterized in that, comprising:
Fixed station (10);
The first mounting blocks (21) and the second mounting blocks (22), described the first mounting blocks (21) and described the second mounting blocks (22) are all arranged on described fixed station (10) to position-adjustable;
The first rotating shaft (31), it is upper that described the first rotating shaft (31) can be rotatably set in described the first mounting blocks (21), and one end of described the first rotating shaft (31) is fixed with the first crank rotor plate (41);
The second rotating shaft (32), described the second rotating shaft (32) can be rotatably set on described the second mounting blocks (22), the two ends of described the second rotating shaft (32) are fixed with respectively the first fork (51) and the second fork (52), and described the first fork (51) is connected by first connecting rod (61) with described the first crank rotor plate (41), on described the second fork (52), is provided with and stirs ratchet (71);
Ratchet (73) and backstop ratchet (72), it is upper that described ratchet (73) and described backstop ratchet (72) are all arranged on described the second mounting blocks (22), and described in stir one end of ratchet (71) and one end of described backstop ratchet (72) is fastened on respectively in the teeth groove of described ratchet (73);
Driver element (12), be arranged on described fixed station (10) upper, and the output shaft of described driver element (12) is connected by driving-belt with described the first rotating shaft (31).
2. mechanical drive teaching aid according to claim 1, is characterized in that, described mechanical drive teaching aid also comprises:
The 3rd mounting blocks (23), is arranged on described fixed station (10) to described the 3rd mounting blocks (23) position-adjustable;
The 3rd rotating shaft (33), described the 3rd rotating shaft (33) can be rotatably set on described the 3rd mounting blocks (23), and in described the 3rd rotating shaft (33), be provided with the 3rd fork (53) and transmission gear (91), described the 3rd fork (53) is connected by second connecting rod (62) with described the second fork (52);
The first crank gear (81), it is upper that described the first crank gear (81) is arranged on described the 3rd mounting blocks (23), and described the first crank gear (81) is meshed with described transmission gear (91);
Third connecting rod (63), one end of described third connecting rod (63) is connected with described the 3rd mounting blocks (23) by the first rocking arm (92), and the other end of described third connecting rod (63) is rotatably connected with described the first crank gear (81);
Convey table (93), described convey table (93) is fixed on described third connecting rod (63).
3. mechanical drive teaching aid according to claim 1, is characterized in that, described mechanical drive teaching aid also comprises:
Punching machine seat (13), described punching machine seat (13) can move horizontally and be arranged on described fixed station (10);
Rush piece (94), the described piece (94) that rushes can vertically be arranged on described punching machine seat (13) movably;
The second rocking arm (95), it is upper that described the second rocking arm (95) is arranged on the described piece (94) that rushes actively, and being rotatably connected with described the first crank gear (81) away from described one end that rushes piece (94) of described the second rocking arm (95).
4. mechanical drive teaching aid according to claim 1, is characterized in that, described mechanical drive teaching aid also comprises:
The 4th mounting blocks (24), is arranged on described fixed station (10) to described the 4th mounting blocks (24) position-adjustable;
The 4th rotating shaft (34), described the 4th rotating shaft (34) can be rotatably set on described the 4th mounting blocks (24), and described the 4th rotating shaft (34) is connected by driving-chain with described the first rotating shaft (31), and one end of described the 4th rotating shaft (34) is provided with worm screw (101);
Support (14), described support (14) is fixed on described fixed station (10);
The first bearing (111), is arranged on described support (14) to described the first bearing (111) position-adjustable;
The first transmission shaft (121), it is upper that described the first transmission shaft (121) can be rotatably set in described the first bearing (111), and on described the first transmission shaft (121), be provided with turbine (102), and described turbine (102) is meshed with described worm screw (101).
5. mechanical drive teaching aid according to claim 4, is characterized in that, described mechanical drive teaching aid also comprises:
The second bearing (112), is arranged on described support (14) to described the second bearing (112) position-adjustable;
Second driving shaft (122), it is upper that described second driving shaft (122) can be rotatably set in described the second bearing (112), and described second driving shaft (122) is connected by driving-chain with described the first transmission shaft (121);
The second crank rotor plate (42), described the second crank rotor plate (42) is fixed on described second driving shaft (122);
The first supporting disk (131), described the first supporting disk (131) is fixed on described support (14);
The 3rd rocking arm (96), one end of described the 3rd rocking arm (96) is rotatably connected with described the first supporting disk (131), and the other end of described the 3rd rocking arm (96) is connected with described the second crank rotor plate (42) by the 4th connecting rod (64).
6. mechanical drive teaching aid according to claim 5, is characterized in that, described mechanical drive teaching aid also comprises:
The first position-limited rack (141), described the first position-limited rack (141) is fixed on described support (14), and on described the first position-limited rack (141), be provided with the first stopper slot, one end of described the 4th connecting rod (64) is connected with described the second crank rotor plate (42) through after described the first stopper slot.
7. mechanical drive teaching aid according to claim 4, is characterized in that, described mechanical drive teaching aid also comprises:
The 3rd bearing (113), is arranged on described support (14) to described the 3rd bearing (113) position-adjustable;
The 3rd transmission shaft (123), it is upper that described the 3rd transmission shaft (123) can be rotatably set in described the 3rd bearing (113), and described the 3rd transmission shaft (123) is connected by driving-chain with described the first transmission shaft (121);
The 3rd crank rotor plate (43), described the 3rd crank rotor plate (43) is fixed on described the 3rd transmission shaft (123);
The second supporting disk (132), it is upper that described the second supporting disk (132) is fixed on described support (14), and be provided with ring groove on described the second supporting disk (132);
The 4th rocking arm (97), rotate along the ring groove of described the second supporting disk (132) one end of described the 4th rocking arm (97), and the other end of described the 4th rocking arm (97) is connected with described the 3rd crank rotor plate (43) by the 5th connecting rod (65).
8. mechanical drive teaching aid according to claim 7, is characterized in that, described mechanical drive teaching aid also comprises:
The second position-limited rack (142), described the second position-limited rack (142) is fixed on described support (14), and on described the second position-limited rack (142), be provided with the second stopper slot, one end of described the 5th connecting rod (65) is connected with described the 3rd crank rotor plate (43) through after described the second stopper slot.
9. mechanical drive teaching aid according to claim 4, is characterized in that, described mechanical drive teaching aid also comprises:
The 4th bearing (114), is arranged on described support (14) to described the 4th bearing (114) position-adjustable;
The 4th transmission shaft (124), it is upper that described the 4th transmission shaft (124) can be rotatably set in described the 4th bearing (114), and described the 4th transmission shaft (124) is connected by driving-chain with described the first transmission shaft (121);
Cylindrical cam (133), described cylindrical cam (133) is fixed on described the 4th transmission shaft (124);
Driven tooth bar (134), is arranged on described support (14) to described driven tooth bar (134) position-adjustable;
The second crank gear (82), it is upper that described the second crank gear (82) can be rotatably set in described support (14), and described the second crank gear (82) is meshed with described driven tooth bar (134);
Cam link (135), one end of described cam link (135) is connected with described the second crank gear (82), and the other end of described cam link (135) is positioned at the helicla flute of described cylindrical cam (133).
10. mechanical drive teaching aid according to claim 1, is characterized in that, described mechanical drive teaching aid also comprises:
Movable base (15), described fixed station (10) is fixed on described movable base (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420129782.4U CN203799566U (en) | 2014-03-20 | 2014-03-20 | Mechanical transmission teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420129782.4U CN203799566U (en) | 2014-03-20 | 2014-03-20 | Mechanical transmission teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203799566U true CN203799566U (en) | 2014-08-27 |
Family
ID=51381763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420129782.4U Withdrawn - After Issue CN203799566U (en) | 2014-03-20 | 2014-03-20 | Mechanical transmission teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203799566U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103839477A (en) * | 2014-03-20 | 2014-06-04 | 浙江亚龙教育装备股份有限公司 | Mechanical transmission teaching aid |
| CN104637387A (en) * | 2014-12-25 | 2015-05-20 | 北京理工大学 | Multi-transmission-element transmission form and transmission feature comparison platform |
| CN109215478A (en) * | 2018-11-21 | 2019-01-15 | 陆凯 | A kind of Machine Design class demonstration teaching aid |
-
2014
- 2014-03-20 CN CN201420129782.4U patent/CN203799566U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103839477A (en) * | 2014-03-20 | 2014-06-04 | 浙江亚龙教育装备股份有限公司 | Mechanical transmission teaching aid |
| CN103839477B (en) * | 2014-03-20 | 2016-03-30 | 浙江亚龙教育装备股份有限公司 | Mechanical drive teaching aid |
| CN104637387A (en) * | 2014-12-25 | 2015-05-20 | 北京理工大学 | Multi-transmission-element transmission form and transmission feature comparison platform |
| CN104637387B (en) * | 2014-12-25 | 2017-08-18 | 北京理工大学 | Many driving member type of belt drive and drive characteristic Comparison basis |
| CN109215478A (en) * | 2018-11-21 | 2019-01-15 | 陆凯 | A kind of Machine Design class demonstration teaching aid |
| CN109215478B (en) * | 2018-11-21 | 2020-09-11 | 台州市黄岩英达塑料厂 | Mechanical design classroom demonstration teaching aid |
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