CN201141435Y - Shift switching interlocking device of project drill transmission - Google Patents
Shift switching interlocking device of project drill transmission Download PDFInfo
- Publication number
- CN201141435Y CN201141435Y CNU2007201580917U CN200720158091U CN201141435Y CN 201141435 Y CN201141435 Y CN 201141435Y CN U2007201580917 U CNU2007201580917 U CN U2007201580917U CN 200720158091 U CN200720158091 U CN 200720158091U CN 201141435 Y CN201141435 Y CN 201141435Y
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- Prior art keywords
- shift fork
- gear
- fork arm
- arm
- shifting
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Abstract
The utility model relates to a gear shift interlocking device of a gear shifting box of an engineering drilling rig. Two shifting gears connected into a whole in the axial direction and a right shifting gear are respectively nested on a spline shaft, the two shifting gears connected into a whole in the axial direction are hinged with the lower end of an inner shifting yoke arm, the middle part of the inner shifting yoke arm is connected with a shifting yoke shaft key, the end part of a shifting yoke shaft is fixedly connected with one end of an outer shifting yoke arm at the outer side of a box body, a handle is fixed at the upper end of the outer shifting yoke arm, the cavity of the handle is provided with a positioning bolt through a compression spring, the right shifting gear is hinged with the lower end of the other inner shifting yoke arm through the other shifting yoke, the middle part of the inner shifting yoke arm is connected with the other shifting yoke shaft key, the shifting yoke shaft is fixedly connected with the end part of the other outer shifting yoke arm at the outer side of the box body, the other handle is fixed at the upper end of the outer shifting yoke arm, the cavity of the handle is provided with a positioning bolt through a compression spring, a sliding chute at the upper end of an interlocking plate is glidingly connected with the upper end of the inner shifting yoke arm by a pin, and the lower end of the interlocking plate is movably connected with the lower end of the other inner shifting yoke arm through the other inner shifting yoke.
Description
Technical field
The utility model relates to engineering machinery field, says it is that a kind of engineering driller gearbox gear switches interlock in detail.
Background technique
As everyone knows: the rig that the engineering geology industry adopts mainly contains horizontal and vertical two kinds by the installation form of gearbox.The application rate of vertical gearbox engineering driller is much smaller than horizontal boring machine, the characteristics of horizontal type are: speed adjustable range is big, be provided with reverse gear, be convenient to unload drilling rod and underground drilling accident and handle, a tractor serves several purposes, its deficiency is: bulky, weight big, disintegration poor performance, inconvenient maintenance, resettlement difficulty; The characteristics of vertical type are: volume is little, in light weight, compact structure, disintegration performance are good, easy operating, be convenient to maintenance, be easy to resettlement, its deficiency is: type and casing volume, weight are limited, be inconvenient to widen velocity range and increase gear, heavy caliber hole and small-bore diamond drilling are limited.
Since the existing vertical gearbox of rig exist speed regulation narrow range, gear few, can not the compatible fully deficiency of using more, have significant limitation in the use, can not satisfy that the vertical gearbox speed regulation range of rig is wide, the requirement more than the gear.
Summary of the invention
There is few, the deficiency used of compatibility fully of speed regulation narrow range, gear in order to overcome the existing vertical gearbox of rig more, the purpose of this utility model is to provide a kind of, easy installation and removal strong in reasonable in design, applicability, operation is reliable, the rotating speed class is many, opening diameter is maximum handy type engineering driller gearbox, satisfies that the vertical gearbox speed regulation range of rig is wide, the requirement more than the gear.
The technological scheme that the above-mentioned technical deficiency that solves the utility model adopts is: comprise casing and splined shaft, it is characterized in that: two groups of retaining gears and the right retaining gear of dialling that axially are connected as a single entity are set on the splined shaft, dial the retaining gear and be hinged for two that axially are connected as a single entity through the lower end of shift fork and interior shift fork arm, the middle part of interior shift fork arm is connected with the shift fork axle key, outer shift fork arm one end in this declutch shift shaft end and the casing outside is solidly connected, outer shift fork arm upper end is fixed with shakes hands, the compressed spring of the inner chamber of shaking hands is equipped with fastening screw, the right retaining gear of dialling is through another shift fork and shift fork arm lower end hinge in another, the middle part of shift fork arm is connected with another shift fork axle key in being somebody's turn to do, another outer shift fork arm end in this declutch shift shaft and the casing outside is solidly connected, this outer shift fork arm upper end is fixed with another and shakes hands, the compressed spring of this inner chamber of shaking hands is equipped with fastening screw, interlock board upper end chute connects with pin slide with interior shift fork arm upper end, and interlock board lower end shift fork in another connects with shift fork arm lower end work in another.
The utility model also can be realized by following measure: the shift fork arm is dialled blocking arm end length and interlock board end length exists with the ratio form in described, and another interior shift fork arm pulls out blocking arm and interlock board and has mutual coupling with the form of ratio and angle.The retaining gear is dialled on the described right side, extends in proportion with the standard clearance measurement, and it is spacing to play the carry interlocking.Positioning hole center, described interlock board lower end to the inside and outside end distance of upper end chute from two shake hands that to dial the proportional slips of retaining displacement distance spacing.
The beneficial effects of the utility model are, owing between two shift fork arms, add interlock board, the displacement of shift fork arm shape, gear is on the throne spacing, makes to switch mutually reliably between the gear, made things convenient for user's operation, stopped because of misoperation, and the accident that generation casing gear and each member damage; Compact structure, combination is tight, and the casing volume is little, and velocity range is wide, positive and negative fast dual-purpose; Volume is effectively compressed, and saves material, reduces weight, is convenient to decompose resettlement, satisfies the requirement that the vertical gearbox speed regulation range of rig is wide, gear is many.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the kinematic sketch that the utility model engineering driller gearbox gear switches interlock.
Fig. 2-1 is the configuration diagram of the utility model shift fork, the structural representation of the shift fork position when also being neutral.
Fig. 2-the 2nd, the structural representation of the utility model shift fork position when gear one state.
Fig. 2-the 3rd, the structural representation of the utility model shift fork position when the gear two-state.
Fig. 2-the 4th, the structural representation of the utility model shift fork position when the gear three condition.
Fig. 2-the 5th, the structural representation of the utility model shift fork position when the gear four condition.
Fig. 3 is a structural representation of the present utility model.
Fig. 4 is the partial sectional view of Fig. 3.
1. casings among the figure 2. pull out the retaining gear, 3. pull out the retaining gear, 4. gear, and 5. the retaining gear is pulled out on the right side, 6. gear, 7. gear, 8. gear, 9. splined shaft, 10. positioning hole, 11. positioning hole, 12. positioning holes, 13. positioning holes, 14. shift forks, 15. interior shift fork arm, 16. declutch shift shafts, 17. outer shift fork arms, 18. shake hands, 19. interlock board, 20. shift forks, 21. interior shift fork arms, 22. declutch shift shafts, 23. outer shift fork arm, 24. shake hands, 25. locating studs, 26. bearing pins.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model engineering driller gearbox gear is switched interlock be described further, to help to understand content of the present utility model.
As Fig. 1, Fig. 2-1, Fig. 2-2, Fig. 2-3, Fig. 2-4, Fig. 2-5, Fig. 3, shown in Figure 4, present embodiment pulls out retaining gear 2 by casing 1, pulls out retaining gear 3, takes turns 4, retaining gear 5, gear 6, gear 7, gear 8, splined shaft 9 are pulled out in the right side, positioning hole 10, positioning hole 11, positioning hole 12, positioning hole 13, shift fork 14, interior shift fork arm 15, declutch shift shaft 16, outer shift fork arm 17 shakes hands 18, interlock board 19, shift fork 20, interior shift fork arm 21, declutch shift shaft 22, outer shift fork arm 23 shakes hands 24, locating stud 25, and bearing pin 26 is formed.Added one group and dial the retaining gear on splined shaft 9, an axle has two groups and pulls out the retaining gear train, and is spacing by shift fork arm in a spacing interlock board 19 and the distortion.Dialling of axially being connected as a single entity keeps off gear 2, dialling retaining gear 3 is set on the splined shaft 9 with the right retaining gear 5 of dialling, dialling of axially being connected as a single entity keeps off gear 2, dialling retaining gear 3 is hinged through the lower end of shift fork 14 with interior shift fork arm 15, the middle part of interior shift fork arm 15 is connected with declutch shift shaft 16 keys, outer shift fork arm 17 1 ends in declutch shift shaft 16 ends and casing 1 outside are solidly connected, outer shift fork arm 17 upper ends are fixed with shakes hands 18, the compressed spring of 18 inner chambers of shaking hands is equipped with fastening screw, the positioning hole 10 that this fastening screw can be respectively be provided with casing 1, positioning hole 11 is sealed, the right retaining gear 5 of dialling is hinged through shift fork 20 and interior shift fork arm 21 lower ends, the middle part of interior shift fork arm 21 is connected with declutch shift shaft 22 keys, declutch shift shaft 22 is fixedlyed connected with outer shift fork arm 23 ends in casing 1 outside, outer shift fork arm 23 upper ends are fixed with shakes hands 24, the compressed spring of 24 inner chambers of shaking hands is equipped with fastening screw 25, the positioning hole 12 that relies on the effect fastening screw 25 of pressure spring can be respectively to be provided with casing 1, positioning hole 13 is sealed, interlock board 19 upper end chutes and interior shift fork arm 15 upper ends are slidingly connected with bearing pin 26, live with interior shift fork arm 21 lower ends through interior shift fork 20 and connect in interlock board 19 lower ends.
Retaining gear carry on the throne is spacing, and shift fork arm 15 groups of blocking arm ends length and interlock board 19 length exist with the ratio form in it, and interior shift fork arm 21 pulls out blocking arm and interlock board 19 and has mutual coupling with the form of ratio and angle.Positioning hole center, interlock board 19 lower end to the inside and outside end distance of upper end chute from shake hands 18, shake hands 24 groups that it is spacing to keep off the proportional slip of displacement distance.The right side is pulled out retaining gear 5 and is extended in proportion with the standard clearance measurement that to play carry spacing.
As Fig. 2-1, Fig. 3 is neutral gear position, shakes hands fastening screw in 18 between positioning hole 10 and positioning hole 11, shakes hands 25 of 24 interior fastening screws between fastening screw 12 and fastening screw 13.
When work, as Fig. 1, Fig. 2-2, Fig. 2-3, Fig. 2-4, Fig. 2-5, Fig. 3.
When shaking hands 18 when moving to left to gear one position by neutral gear position, outer shift fork arm 17 links, by key connecting declutch shift shaft 16, shift fork arm 15 in the key connecting, shift fork 14 (live and connect), drive and dial retaining gear 2, dial retaining gear 3, on splined shaft 9, move to right, dial retaining gear 3 and gear 7 engagements, the fastening screw in 18 of shaking hands inserts under the pressure spring effect in the positioning hole 10 on the casing 1, the locking gear, interior shift fork arm 15 upper ends are associated with fixed pin shaft 26, sliding into the top in interlock board 19 upper end chutes puts in place, at this moment shake hands 24 the interlock outer shift fork arm 23, by key connecting declutch shift shaft 22, shift fork arm 21 in the key connecting, shift fork 20 (live and connect), drive the right retaining gear 5 of dialling and move to right on splined shaft 9, interlock board 19 is spacing; Move to left, dial retaining gear 2, to dial retaining gear 3 on the throne, and shake hands 24 is to move to gear three, gear four positions (being that fastening screw 25 can't be sealed with positioning hole 12, positioning hole 13) by neutral gear position, but the 18 interior fastening screws of shaking hands can be extracted in positioning hole 10, by moving on in the positioning hole 10 in the positioning hole 11, promptly move to the position of gear two by gear one position, drive and dial retaining gear 2, dial retaining gear 3, on splined shaft 9, move to left, dial retaining gear 2 and gear 8 engagements.Shake hands before 24 gearshifts, shake hands and 18 must extract fastening screw earlier and belong to neutral position.
When shaking hands 24 when extracting fastening screw 25 and move to left to gear three positions by neutral gear position, be that fastening screw 25 inserts in the positioning hole 12, link outer shift fork arm 23, by shift fork arm 21 in key connecting declutch shift shaft 22, the key connecting, shift fork 20 (live and connect), drive right group of retaining gear 5 and interlock board 19 lower ends and move to right on splined shaft 9, retaining gear 5 and gear 6 engagements are dialled in the right side.Interior shift fork arm 15 upper ends are associated with fixed pin shaft 26, the upper end puts in place in interlock board 19 chutes, shake hands and 18 can't move to left to gear one position by neutral gear position, the 18 interior fastening screws of promptly shaking hands can't insert in the positioning hole 10, interior shift fork arm 21 upper ends are out of shape in proportion, near with interior shift fork arm 15 upper side, shake hands 18 also method move to right to gear two positions by neutral gear position, the 18 interior fastening screws of promptly shaking hands can't insert in the positioning hole 11, but shake hands and 24 can extract fastening screw 25 by gear three positions and move to right to gear four positions, be that fastening screw 25 inserts in the positioning hole 13, drive the right retaining gear 5 of dialling, on splined shaft 9, move to left, right dial retaining gear 5 and gear 4 engagements, the fixed pin shaft 26 of interlock board 19 chute lower ends and interior shift fork arm 15 upper ends puts in place, shakes hands 18 can't be moved to left to gear one position by neutral gear position, it is on the throne to dial retaining gear 5, shaking hands 18 also can't be moved to right to gear two positions by neutral gear position, thereby reaches on the throne preferential, the overall process of interlocking control.
Owing between two shift fork arms, add interlock board, the displacement of shift fork arm shape, gear is on the throne spacing, makes to switch reliably mutually between the gear, has made things convenient for user's operation, stopped because of misoperation, and the accident that generation casing gear and each member damage; Compact structure, combination is tight, and the casing volume is little, and velocity range is wide, positive and negative fast dual-purpose; Volume is effectively compressed, and saves material, reduces weight, is convenient to decompose resettlement, satisfies the requirement that the vertical gearbox speed regulation range of rig is wide, gear is many.
Claims (4)
1, a kind of engineering driller gearbox gear switches interlock, comprise casing and splined shaft, it is characterized in that: two groups of retaining gears and the right retaining gear of dialling that axially are connected as a single entity are set on the splined shaft, dial the retaining gear and be hinged for two that axially are connected as a single entity through the lower end of shift fork and interior shift fork arm, the middle part of interior shift fork arm is connected with the shift fork axle key, outer shift fork arm one end in this declutch shift shaft end and the casing outside is solidly connected, outer shift fork arm upper end is fixed with shakes hands, the compressed spring of the inner chamber of shaking hands is equipped with fastening screw, the right retaining gear of dialling is through another shift fork and shift fork arm lower end hinge in another, the middle part of shift fork arm is connected with another shift fork axle key in being somebody's turn to do, another outer shift fork arm end in this declutch shift shaft and the casing outside is solidly connected, this outer shift fork arm upper end is fixed with another and shakes hands, the compressed spring of this inner chamber of shaking hands is equipped with fastening screw, interlock board upper end chute connects with pin slide with interior shift fork arm upper end, and interlock board lower end shift fork in another connects with shift fork arm lower end work in another.
2, engineering driller gearbox gear according to claim 1 switches interlock, it is characterized in that said in the shift fork arm dial blocking arm end length and interlock board end length exists with the ratio form, another interior shift fork arm pulls out blocking arm and interlock board and has mutual coupling with the form of ratio and angle.
3, engineering driller gearbox gear according to claim 1 switches interlock, it is characterized in that the said right side dials the retaining gear, extends in proportion with the standard clearance measurement, and it is spacing to play the carry interlocking.
4, engineering driller gearbox gear according to claim 1 switches interlock, it is characterized in that positioning hole center, said interlock board lower end to the inside and outside end distance of upper end chute from two shake hands and dial that to keep off the proportional slips of displacement distance spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201580917U CN201141435Y (en) | 2007-12-05 | 2007-12-05 | Shift switching interlocking device of project drill transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201580917U CN201141435Y (en) | 2007-12-05 | 2007-12-05 | Shift switching interlocking device of project drill transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201141435Y true CN201141435Y (en) | 2008-10-29 |
Family
ID=40069147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201580917U Expired - Fee Related CN201141435Y (en) | 2007-12-05 | 2007-12-05 | Shift switching interlocking device of project drill transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201141435Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711893A (en) * | 2014-01-17 | 2014-04-09 | 浙江三拓重工科技有限公司 | Sliding gear locating device |
| CN113153985A (en) * | 2021-04-16 | 2021-07-23 | 凤城市草河机械制造有限公司 | Chopping and cutting feed transmission and application thereof in chopping and cutting machine |
-
2007
- 2007-12-05 CN CNU2007201580917U patent/CN201141435Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711893A (en) * | 2014-01-17 | 2014-04-09 | 浙江三拓重工科技有限公司 | Sliding gear locating device |
| CN103711893B (en) * | 2014-01-17 | 2016-03-16 | 浙江三拓重工科技有限公司 | Sliding gear positioning device |
| CN113153985A (en) * | 2021-04-16 | 2021-07-23 | 凤城市草河机械制造有限公司 | Chopping and cutting feed transmission and application thereof in chopping and cutting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 Termination date: 20161205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |