CN204339706U - A kind of more changing device of excavator bucket teeth - Google Patents
A kind of more changing device of excavator bucket teeth Download PDFInfo
- Publication number
- CN204339706U CN204339706U CN201420703485.6U CN201420703485U CN204339706U CN 204339706 U CN204339706 U CN 204339706U CN 201420703485 U CN201420703485 U CN 201420703485U CN 204339706 U CN204339706 U CN 204339706U
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- CN
- China
- Prior art keywords
- pedestal
- changing device
- motion bar
- bar
- excavator bucket
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Abstract
The utility model provides a kind of more changing device of excavator bucket teeth, belongs to excavator and accessory technical field thereof.The more changing device of described excavator bucket teeth, comprises pedestal, ejector pin bar and motion.Described pedestal has the holding tank matched with bucket tooth, the sidewall of described holding tank has the handling hole matched with the bearing pin of bucket tooth.Described motion comprises motion bar, and itself and pedestal are rotatably connected, and is slidably connected with ejector pin bar.Motion bar rotates and drives ejector pin bar to move left and right.The more changing device of the excavator bucket teeth that the utility model provides, structure is simple, and change bucket tooth convenient and swift, precision is high, and efficiency is high, little to the damage of bucket tooth and bearing pin, is suitable for the outfit of excavator maintenance.
Description
Technical field
The utility model relates to excavator and accessory technical field thereof, particularly relates to a kind of more changing device of excavator bucket teeth.
Background technology
Excavator, also known as excavation machinery (excavating machinery), excavate higher or lower than the material holding machine side with scraper bowl, and load haulage vehicle or unload the earthmoving machinery to rickyard, mainly the materials such as soil, coal, silt and the Soil and Rock after pre-pine are excavated and transported.The base plate of excavator is provided with toothholder and bucket tooth, bucket tooth is convenient carrying out of excavating on the one hand, reduces the damage to base plate on the other hand, and the major part wearing and tearing in excavating are concentrated on bucket tooth.When excavator uses serious wear for a long time, only need change bucket tooth, reduce the cost depletions of excavator.Bucket tooth and the toothholder of excavator pass through pinned connection.The replacing of common bucket tooth, needs manually to be enclosed within toothholder by bucket tooth, exerts oneself afterwards, bucket tooth and toothholder are fixed with instrument alignment pin axle.This mode needs staff to have very large qualification.Speed is slow, and the error of operation is large, and instrument has certain damage to bucket tooth.Meanwhile, the distance between bucket tooth and bucket tooth is less, not easily exerts a force, and changes difficulty large.
Summary of the invention
Problem to be solved in the utility model is, the handling of common bucket tooth, and rely on artificial instrument to carry out, precision is low, and the distance between bucket tooth and bucket tooth is less, not easily exerts a force, and not easily changes.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: the more changing device providing a kind of excavator bucket teeth.The more changing device of described excavator bucket teeth, comprises pedestal, ejector pin bar and motion.
Described pedestal has the holding tank matched with bucket tooth, the sidewall of described holding tank has the handling hole matched with the bearing pin of bucket tooth.The width of described holding tank is identical with the width of bucket tooth, and described pedestal is clamped on bucket tooth.The diameter of described ejector pin bar is slightly less than the diameter of bearing pin.Described motion comprises motion bar, and described motion bar and pedestal are rotatably connected, and described ejector pin bar is slidably connected with motion bar, and motion bar rotates and drives ejector pin bar to move left and right.
Further, also comprise fixed cover, one end of described fixed cover is fixedly connected with ejector pin bar, and the other end is provided with projection, and described motion bar is provided with the chute matched with described projection.
Preferably, described chute extends to its other end from one end of motion bar, and the length direction of chute is identical with the axis direction of motion bar.
Further, also comprise end cap, one end that described end cap and motion bar have chute is fixedly connected with.
Further, described pedestal is upwards provided with supporting seat, and described supporting seat is provided with rotating shaft, and motion bar is connected with supporting seat by rotating shaft.
Preferably, described motion bar is provided with otic placode, described otic placode has the fixing hole that to match with rotating shaft.
Further, also comprise positioning sleeve, described positioning sleeve is fixedly connected with pedestal, positioning sleeve has the locating hole matched with handling hole; The axis of described locating hole and the axes coincide of handling hole.
Preferably, also comprise clamping plate and securing member, described clamping plate are fixedly connected with pedestal, clamping plate have the fastener hole matched with securing member.
The advantage that the utility model has and good effect are: the more changing device of the excavator bucket teeth that the utility model provides, and structure is simple, change bucket tooth convenient and swift, precision is high, efficiency is high, little to the damage of bucket tooth and bearing pin, is suitable for the outfit of excavator maintenance.In the utility model, pedestal fixes bucket tooth, and movable device drives ejector pin masthead to enter, eject bearing pin, and the direction of motion of positioning sleeve positioning apex pin bar, the replacing of bucket tooth is convenient, precision is high.In the utility model, drive ejector pin bar movable by the rotation of motion bar, thus drive bearing pin movable, utilize lever principle, the position of force is away from bucket tooth, and no longer by the impact of bucket tooth spacing, the space of force is large, movable convenient.Also be provided with clamping plate and securing member in the utility model, further fixed pedestal, make to change engineering pedestal steady, be beneficial to the force of motion bar.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is using state schematic diagram of the present utility model.
In figure: 1-pedestal, 2-holding tank, 3-handling hole, 4-ejector pin bar, 5-motion bar, 501-otic placode, 502-handle, 503-chute, 504-end cap, 6-rotating shaft, 7-supporting seat, 8-fixed cover, 9-is protruding, 10-positioning sleeve, 11-clamping plate, 12-securing member, 13-bucket tooth, 14-bearing pin.
Detailed description of the invention
In order to better understand the utility model, below in conjunction with specific embodiments and the drawings, the utility model is conducted further description.
As Figure 1-Figure 2, a kind of more changing device of excavator bucket teeth, comprises pedestal 1, ejector pin bar 4, motion, clamping plate 11 and securing member 12.
Pedestal 1 has the holding tank 2 matched with bucket tooth 13, the sidewall of holding tank 2 has the handling hole 3 matched with the bearing pin 14 of bucket tooth 13.The width of holding tank 2 is identical with the width of bucket tooth 13, and pedestal 1 is clamped on bucket tooth 13.
Side pedestal 1 having handling 3 is also provided with positioning sleeve 10.Positioning sleeve 10 is fixedly connected with pedestal 1, positioning sleeve 10 has the locating hole matched with handling hole 3, the axis of locating hole and the axes coincide of handling hole 3.
Pedestal 1 is provided with supporting seat 7, and it upwards extends from the upper surface of pedestal 1.Supporting seat 7 is provided with rotating shaft 6, and motion bar 5 is connected with supporting seat 7 by rotating shaft 6.
The diameter of ejector pin bar 4 is slightly less than the diameter of bearing pin 14.One end of ejector pin bar 4 is fixedly connected with fixed cover 8.The other end of fixed cover 8 is provided with protruding 9.
Motion comprises motion bar 5, and motion bar 5 is provided with otic placode 501, otic placode 501 has the fixing hole that to match with rotating shaft 6.Motion bar 5 can around the shaft 6 at vertical rotation in surface.The chutes 503 that one end has and projection 9 matches that motion bar is downward, it extends to its other end from one end of motion bar 5.The length direction of chute 503 is identical with the axis direction of motion bar 5.One end that motion bar 5 has chute 503 is fixedly connected with end cap 504, its closed chute 503.
Clamping plate 11 are fixedly connected with pedestal 1, and the lower surface of clamping plate 11 is higher than the upper surface of holding tank 2.Clamping plate 11 have the fastener hole matched with securing member 12.Securing member can be bolt, and bolt contacts on the bucket tooth of excavator, further firm pedestal 1.
When using the more changing device of the excavator bucket teeth that provides of the utility model, be clamped in by pedestal 1 on bucket tooth 13, it is positioned at holding tank 2, and adjustment position, makes handling hole 3 overlap with bearing pin 14.Tightening fastener parts 12, fixed pedestal 1.Afterwards, one end of ejector pin bar 4 is plugged together in the locating hole of positioning sleeve 10, rotate motion bar 5 by handle 502, thus drive ejector pin bar 4 to move, bearing pin 14 is ejected.Afterwards, turn securing member 12, pedestal 1 and old bucket tooth 13 are unloaded.New bucket tooth 13 is fixed on toothholder, adjust the position of pedestal 1, one end of bearing pin 14 is connected with fixed cover 8, the other end of bearing pin 14 is plugged together in the locating hole of positioning sleeve 10, motion bar 5 is rotated by handle 502, thus drive bearing pin 14 to move, by bearing pin 14 jacking bucket tooth 13, complete the replacing of bucket tooth 13.
Above embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model scope change and improve, and all should still belong within this patent covering scope.
Claims (9)
1. a more changing device for excavator bucket teeth, is characterized in that: comprise pedestal, ejector pin bar and motion;
Described pedestal has the holding tank matched with bucket tooth, the sidewall of described holding tank has the handling hole matched with the bearing pin of bucket tooth; The width of described holding tank is identical with the width of bucket tooth, and described pedestal is clamped on bucket tooth;
The diameter of described ejector pin bar is slightly less than the diameter of bearing pin;
Described motion comprises motion bar, and itself and pedestal are rotatably connected, and are slidably connected with motion bar; Motion bar rotates and drives ejector pin bar to move left and right.
2. the more changing device of excavator bucket teeth according to claim 1, is characterized in that: also comprise fixed cover, and one end of described fixed cover is fixedly connected with ejector pin bar, and the other end is provided with projection, and described motion bar is provided with the chute matched with described projection.
3. the more changing device of excavator bucket teeth according to claim 2, it is characterized in that: described chute extends to its other end from one end of motion bar, the length direction of chute is identical with the axis direction of motion bar.
4. the more changing device of excavator bucket teeth according to claim 3, is characterized in that: also comprise end cap, and one end that described end cap and motion bar have chute is fixedly connected with.
5. the more changing device of excavator bucket teeth according to claim 1, it is characterized in that: described pedestal is upwards provided with supporting seat, described supporting seat is provided with rotating shaft, and motion bar is connected with supporting seat by rotating shaft.
6. the more changing device of excavator bucket teeth according to claim 5, is characterized in that: described motion bar is provided with otic placode, described otic placode has the fixing hole that to match with rotating shaft.
7., according to the more changing device of the arbitrary described excavator bucket teeth of claim 1-6, it is characterized in that: also comprise positioning sleeve, it is fixedly connected with pedestal; Positioning sleeve has the locating hole matched with handling hole, the axes coincide of its axis and handling hole.
8., according to the more changing device of the arbitrary described excavator bucket teeth of claim 1-6, it is characterized in that: also comprise clamping plate and securing member; Described clamping plate are fixedly connected with pedestal, clamping plate have the fastener hole matched with securing member.
9. the more changing device of excavator bucket teeth according to claim 7, is characterized in that: also comprise clamping plate and securing member; Described clamping plate are fixedly connected with pedestal, clamping plate have the fastener hole matched with securing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420703485.6U CN204339706U (en) | 2014-11-21 | 2014-11-21 | A kind of more changing device of excavator bucket teeth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420703485.6U CN204339706U (en) | 2014-11-21 | 2014-11-21 | A kind of more changing device of excavator bucket teeth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204339706U true CN204339706U (en) | 2015-05-20 |
Family
ID=53223005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420703485.6U Expired - Fee Related CN204339706U (en) | 2014-11-21 | 2014-11-21 | A kind of more changing device of excavator bucket teeth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204339706U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234889A (en) * | 2015-11-13 | 2016-01-13 | 哈尔滨东安发动机（集团）有限公司 | Device for detaching broken knife from thermal expansion knife handle |
| CN106425985A (en) * | 2015-08-05 | 2017-02-22 | 天津卡斯特机械有限公司 | Novel excavator pin shaft loading and unloading mechanism |
| CN115126035A (en) * | 2022-04-30 | 2022-09-30 | 宁国市开源电力耐磨材料有限公司 | Bucket tooth and toothholder high-speed joint auxiliary device |
-
2014
- 2014-11-21 CN CN201420703485.6U patent/CN204339706U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425985A (en) * | 2015-08-05 | 2017-02-22 | 天津卡斯特机械有限公司 | Novel excavator pin shaft loading and unloading mechanism |
| CN105234889A (en) * | 2015-11-13 | 2016-01-13 | 哈尔滨东安发动机（集团）有限公司 | Device for detaching broken knife from thermal expansion knife handle |
| CN115126035A (en) * | 2022-04-30 | 2022-09-30 | 宁国市开源电力耐磨材料有限公司 | Bucket tooth and toothholder high-speed joint auxiliary device |
| CN115126035B (en) * | 2022-04-30 | 2023-10-20 | 安徽中建材开源新材料科技有限公司 | Bucket tooth and toothholder quick connect auxiliary device |
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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: 20150520 Termination date: 20151121 |
|
| EXPY | Termination of patent right or utility model |