CN204213298U - Differential actuator - Google Patents
Differential actuator Download PDFInfo
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- CN204213298U CN204213298U CN201420678252.5U CN201420678252U CN204213298U CN 204213298 U CN204213298 U CN 204213298U CN 201420678252 U CN201420678252 U CN 201420678252U CN 204213298 U CN204213298 U CN 204213298U
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- dwang
- sleeve
- differential
- operating handle
- shifting block
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Abstract
The utility model provides a kind of differential actuator, comprise gearbox casing and be arranged on the operating mechanism on described gearbox casing, described operating mechanism comprises the vertical dwang arranged and the operating handle being connected laterally at dwang upper end, described operating handle free end is connected with drag-line, this dwang top is arranged with the first torsion spring, this first one end is hooked on described operating handle, the other end is against on bounding means that gearbox casing is arranged, described dwang bottom is provided with connecting rod, this connecting rod is provided with shifting block, and the struck side of described shifting block downward.The utility model can coordinate the switching of two road wheels between differential mechanism and differential lock realizing microtilling machine easily with box of tricks, structural stability, easy to operate.
Description
Technical field
The utility model relates to technical field of agricultural machinery, particularly a kind of differential actuator switched for differential mechainsm for miniature tiller and differential lock.
Background technique
Microtilling machine with small diesel engine or petrol engine for power, the features such as have lightweight, volume is little, and structure is simple.Microtilling machine is widely used in the nonirrigated farmland, paddy field, orchard etc. on Plain, mountain area, hills.Mix corresponding facility can carry out rotary tillage, ploughing, sowing, threshing, draw water, generate electricity, spray the operation such as medicine, spray, also can draw towed vehicle and carry out short-distance transport, microtilling machine freely can travel in field, user-friendly and deposit, eliminate the worry that large-scale farm machinery cannot enter mountain area field.
But current agricultural microtilling machine is in practical operation uses, and one of greatest problem of appearance can not realize turning function exactly, namely can not realize differential between two road wheels.Just owing to there being this defect, therefore now just cannot carry out farming effectively with the corner arable land of agricultural microtilling machine to mountain area, hilly country, even the turning farming in smooth arable land also can only be leaned on tiller to drag complete machine by force and be realized its turning function, this just increases the labor intensity of tiller greatly, decrease actual farming area, the operating device complex structure of existing box of tricks, is not easy to operation.
Model utility content
The deficiencies in the prior art in view of the above, the purpose of this utility model is to provide a kind of differential actuator, can coordinate the switching realizing differential mechanism and differential lock between road wheel with box of tricks.
For achieving the above object and other relevant objects, the utility model provides a kind of differential actuator, comprise gearbox casing and be arranged on the operating mechanism on described gearbox casing, described operating mechanism comprises the vertical dwang arranged and the operating handle being connected laterally at dwang upper end, described operating handle free end is connected with drag-line, this dwang top is arranged with the first torsion spring, this first one end is hooked on described operating handle, the other end is against on bounding means that gearbox casing is arranged, described dwang bottom is provided with connecting rod, this connecting rod is provided with shifting block, the struck side of described shifting block downward.
Adopt said structure, differential actuator is used for coordinating with the differential mechanism of microtilling machine, fiddle with for differential combination and the sliding set be separated by shifting block, realize the function of differential mechanism and differential lock between microtilling machine two semiaxis, wherein the operating end of drag-line can be connected on handrails of micro-cultivator, during normality under the twisting force of the first torsion spring, dwang turns to the position away from differential mechanism by connecting rod drive shifting block, namely differential function is realized, the shifting block when pulling drag-line, shifting block makes sliding set and box of tricks lock, realize the synchronous axial system between two-semiaxle, this structure operation is simple, convenient.
As preferably: the cross bar that described connecting rod comprises the first sleeve, the second sleeve and is connected between the first sleeve and the second sleeve, described first sleeve is solidly set on dwang bottom, and described shifting block is arranged in the second sleeve.
As preferably: described shifting block comprises rectangular block and is vertically arranged on the fixing rod of rectangular block upper end, and this fixing rod is arranged in the second sleeve.
As preferably: the dwang above described first sleeve is provided with the second torsion spring and bearing pin, described bearing pin is positioned at above the second torsion spring, this bearing pin is arranged in pin-and-hole that dwang is offered, described fixing rod upper end passes the second sleeve upper end, and fixing rod upper end offers a circle restraining groove, described second one end is hooked on bearing pin, and the other end is against in restraining groove.
Adopt said structure, the second one end is hooked on bearing pin, and the other end is against in restraining groove and realizes tension, and shifting block upper end supports by the second torsion spring on the one hand, is pressed in the second sleeve by shifting block on the other hand.
As preferably: described dwang offers spacing hole, described first sleeve offers the positioning hole corresponding with spacing hole, described first sleeve is by being located in being bolted on dwang in fixed hole and positioning hole.
This structure is convenient to the installation and removal of connecting rod and dwang.
As preferably: the free end of described operating handle offers draw-in groove, and described stay cable end is stuck in this draw-in groove, be convenient to install.
As preferably: described operating handle and dwang one bending forming, and the joint arc-shaped transition of operating handle and dwang.One-body molded operating handle and the dwang of making is more firm, and convenient for production.
As mentioned above, the beneficial effects of the utility model are: can coordinate the switching of two road wheels between differential mechanism and differential lock realizing microtilling machine easily with box of tricks, structural stability, easy to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model embodiment coordinates with box of tricks;
Fig. 2 is the explosive view that the utility model embodiment coordinates with box of tricks.
Piece mark explanation
1 turbine
2 worm screws
3 first semiaxis
4 second semiaxis
5 spline housings
6 sliding sets
61 claws
62 is protruding
63 stir groove
7 differential pressing plates
71 blocked holes
8 differential lids
91 dwangs
92 operating handles
93 first torsion springs
94 pin-and-holes
95 spacing holes
96 bearing pins
97 second torsion springs
10 back shafts
11 first bevel gears
12 second bevel gears
13 third hand tap gears
14 the 4th bevel gears
15 fixed grooves
16 cross bars
17 first sleeves
18 second sleeves
19 positioning holes
20 shifting blocks
21 restraining grooves
22 gearbox casings
23 drag-lines
24 draw-in grooves
Embodiment
By particular specific embodiment, mode of execution of the present utility model is described below, person skilled in the art scholar the content disclosed by this specification can understand other advantages of the present utility model and effect easily.
As shown in Figure 1, the utility model provides a kind of differential actuator, the operating mechanism comprising gearbox casing 22 and be arranged on gearbox casing 22, operating mechanism comprises the vertical dwang 91 arranged and the operating handle 92 being connected laterally at dwang 91 upper end, operating handle 92 free end is connected with drag-line 23, this dwang 91 top is arranged with the first torsion spring 93, this the first torsion spring 93 one end is hooked on operating handle 92, the other end is against in the bounding means (not shown) of setting on gearbox casing 22, dwang 91 bottom is provided with connecting rod, this connecting rod is provided with shifting block 20, the struck side of shifting block 20 downward.
The cross bar 16 that connecting rod comprises the first sleeve 17, second sleeve and is connected between the first sleeve 17 and the second sleeve, dwang 91 offers spacing hole 95, first sleeve 17 offers the positioning hole corresponding with spacing hole 95, first sleeve 17 is fixed on dwang 91 by the bolt (not shown) be located in fixed hole and positioning hole, shifting block 20 comprises rectangular block and is vertically arranged on the fixing rod of rectangular block upper end, and this fixing rod is arranged in the second sleeve; Dwang 91 above first sleeve 17 is provided with the second torsion spring 97 and bearing pin 96, bearing pin 96 is positioned at above the second torsion spring 97, this bearing pin 96 is arranged in pin-and-hole 94 that dwang 91 is offered, fixing rod upper end passes the second sleeve upper end, and fixing rod upper end offers a circle restraining groove 21, second torsion spring 97 one end is hooked on bearing pin 96, and the other end is against in restraining groove 21.Second torsion spring 97 one end is hooked on bearing pin 96, and the other end is against in restraining groove 21 and realizes tension, and shifting block 20 upper end supports by the second torsion spring 97 1 aspect, is pressed in the second sleeve by shifting block 20 on the other hand.This structure is convenient to the installation and removal of connecting rod and dwang 91.
The free end of operating handle 92 offers draw-in groove 24, and drag-line 23 end is stuck in this draw-in groove 24, is convenient to install, operating handle 92 and dwang 91 one bending forming, and the joint arc-shaped transition of operating handle 92 and dwang 91.One-body molded operating handle 92 and the dwang 91 of making is more firm, and convenient for production.
Differential actuator is used for coordinating with the differential mechanism of microtilling machine, fiddle with for differential combination and the sliding set be separated by shifting block 20, realize the function of differential mechanism and differential lock between microtilling machine two semiaxis, wherein the operating end of drag-line 23 can be connected on handrails of micro-cultivator, during normality under the twisting force of the first torsion spring 93, dwang 91 turns to the position away from differential mechanism by connecting rod drive shifting block 20, namely differential function is realized, the shifting block 20 when pulling drag-line 23, shifting block 20 makes sliding set and box of tricks lock, realize the synchronous axial system between two-semiaxle, this structure operation is simple, convenient.
As depicted in figs. 1 and 2, the box of tricks coordinated with the utility model comprises the first semiaxis 3 for installed rows travelling wheel, second semiaxis 4 and for the turbine 1 of transferring power and worm screw 2, turbine 1 is hollow structure, in the hollow structure of this turbine 1, differential mechanism is installed, first semiaxis 3 is connected with differential mechanism respectively with the second semiaxis 4, turbine 1 is provided with differential pressing plate 7 on the side of the first semiaxis 3, this differential pressing plate 7 offers blocked hole 71, on first semiaxis 3, cover has spline housing 5, in this spline housing 5, outside all offers spline, this spline housing 5 overcoat has the sliding set 6 of band internal spline, sliding set 6 is provided with toggle mechanism, this sliding set 6 is provided with the claw 61 corresponding with blocked hole 71 towards one end of differential pressing plate 7, when toggle mechanism makes sliding set 6 move to differential pressing plate 7, claw 61 stretches into speed lockup in blocked hole 71.
Differential pressing plate 7 has center hole, first semiaxis 3 is connected with differential mechanism through center hole, this differential pressing plate 7 is bolted with turbine 1 side, turbine 1 is provided with differential lid 8 on the side of the second semiaxis 4, this differential lid 8 has center hole, and the second semiaxis 4 is connected with differential mechanism through the center hole of differential lid 8, and differential lid 8 plays protective action, this structure is convenient to the installation of differential mechanism and differential pressing plate 7 and turbine 1, and dismounting also facilitates.
Sliding set 6 outer wall is provided with formation between two circle projections 62, two circles protruding 62 and stirs groove 63, toggle mechanism comprises dwang 91 and is arranged on the shifting block 20 on dwang 91, and shifting block 20 is connected with dwang 91 by connecting rod, and shifting block 20 stretches into this and stirs in groove 63.Structure is simple, is convenient to sliding set 6 and slides axially.Control the motion of shifting block 20 by the mode rotated and realize differential switching, easy to operate.Blocked hole 71 is arcuate socket, and this blocked hole 71 is two, and is symmetricly set on differential pressing plate 7, and claw 61 is the boss of arc, and claw 61 is two, and is symmetricly set on sliding set 6.
Differential mechanism comprises the first bevel gear 11, second bevel gear 12, third hand tap gear 13 and the 4th bevel gear 14, first bevel gear 11 and the second bevel gear 12 are oppositely arranged and coaxial with turbine 1, third hand tap gear 13 and the 4th bevel gear 14 are relatively arranged on same back shaft 10, this back shaft 10 is with turbine 1 axes normal and be arranged in turbine 1, turbine 1 inwall offers two fixed grooves 15, back shaft 10 two ends are squashed structure, and snap in fixed groove 15, with turbine 1 synchronous axial system, third hand tap gear 13 and the 4th bevel gear 14 all engage with the first bevel gear 11 and the second bevel gear 12, first semiaxis 3 and the second semiaxis 4 respectively with the first bevel gear 11 and the second bevel gear 12 spline joint.
At the built-in differential mechanism of turbine 1; whole box of tricks can be reduced on the one hand taken up space; differential mechanism function can be realized on the other hand; the road wheel being convenient to the first semiaxis 3 and the second semiaxis 4 correspondence realizes differential; be convenient to turn to; simultaneously by arranging sliding set 6 and blocked hole 71; the function that can realize differential lock when sliding set 6 moves left and right is stirred at shifting block 20; keep speed consistent when straight line moving; differential mechanism in differential pressing plate 7 pairs of turbines 1 plays a protective role, and differential actuator is simple to operate can switch between differential mechanism and differential lock easily.
Above-described embodiment is the principle of illustrative model utility and effect thereof only, but not for limiting the utility model, any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or change.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.
Claims (7)
1. a differential actuator, it is characterized in that: comprise gearbox casing and be arranged on the operating mechanism on described gearbox casing, described operating mechanism comprises the vertical dwang arranged and the operating handle being connected laterally at dwang upper end, described operating handle free end is connected with drag-line, this dwang top is arranged with the first torsion spring, this first one end is hooked on described operating handle, the other end is against on bounding means that gearbox casing is arranged, described dwang bottom is provided with connecting rod, this connecting rod is provided with shifting block, and the struck side of described shifting block downward.
2. differential actuator according to claim 1, it is characterized in that: the cross bar that described connecting rod comprises the first sleeve, the second sleeve and is connected between the first sleeve and the second sleeve, described first sleeve is solidly set on dwang bottom, and described shifting block is arranged in the second sleeve.
3. differential actuator according to claim 2, is characterized in that: described shifting block comprises rectangular block and is vertically arranged on the fixing rod of rectangular block upper end, and this fixing rod is arranged in the second sleeve.
4. differential actuator according to claim 3, it is characterized in that: the dwang above described first sleeve is provided with the second torsion spring and bearing pin, described bearing pin is positioned at above the second torsion spring, this bearing pin is arranged in pin-and-hole that dwang is offered, described fixing rod upper end passes the second sleeve upper end, and fixing rod upper end offers a circle restraining groove, described second one end is hooked on bearing pin, and the other end is against in restraining groove.
5. differential actuator according to claim 1, it is characterized in that: described dwang offers spacing hole, described first sleeve offers the positioning hole corresponding with spacing hole, and described first sleeve is by being located in being bolted on dwang in fixed hole and positioning hole.
6. differential actuator according to claim 1, it is characterized in that: the free end of described operating handle offers draw-in groove, described stay cable end is stuck in this draw-in groove.
7. differential actuator according to claim 1, is characterized in that: described operating handle and dwang one bending forming, and the joint arc-shaped transition of operating handle and dwang.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420678252.5U CN204213298U (en) | 2014-11-11 | 2014-11-11 | Differential actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420678252.5U CN204213298U (en) | 2014-11-11 | 2014-11-11 | Differential actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204213298U true CN204213298U (en) | 2015-03-18 |
Family
ID=52981971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420678252.5U Active CN204213298U (en) | 2014-11-11 | 2014-11-11 | Differential actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204213298U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373546A (en) * | 2014-11-11 | 2015-02-25 | 重庆华世丹机械制造有限公司 | Differential execution mechanism |
-
2014
- 2014-11-11 CN CN201420678252.5U patent/CN204213298U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373546A (en) * | 2014-11-11 | 2015-02-25 | 重庆华世丹机械制造有限公司 | Differential execution mechanism |
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