CN106948410A - A kind of easy-to-dismount bucket tooth connection structure - Google Patents
A kind of easy-to-dismount bucket tooth connection structure Download PDFInfo
- Publication number
- CN106948410A CN106948410A CN201710294867.6A CN201710294867A CN106948410A CN 106948410 A CN106948410 A CN 106948410A CN 201710294867 A CN201710294867 A CN 201710294867A CN 106948410 A CN106948410 A CN 106948410A
- Authority
- CN
- China
- Prior art keywords
- connecting portion
- mounting groove
- bucket tooth
- connection pedestal
- dismount
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
- E02F9/2816—Mountings therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
- E02F9/2816—Mountings therefor
- E02F9/2825—Mountings therefor using adapters
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention discloses a kind of easy-to-dismount bucket tooth connection structure, including bucket tooth and toothholder, the bucket tooth includes the tooth body and connecting portion being fixedly connected, the toothholder includes the installation portion being fixedly connected and connection pedestal, the inside of connection pedestal is socketed on the connecting portion, lifting body is provided between the connecting portion and connection pedestal.Simple in construction, the convenient disassembly of the present invention.
Description
Technical field：
The present invention relates to building machinery technical field, and in particular to a kind of attachment structure for excavator bucket teeth.
Background technology：
The operation process of power shovel is to cut soil with the bucket tooth of scraper bowl and soil is fitted into bucket, after scraper bowl is filled
Lifted, return back to and unload native position and carry out unloading soil, rear bucket of unstowing turns round and drop to excavation surface and excavated next time again.Excavate
In the bucket tooth connection of machine, bucket tooth is set to be fixed on toothholder using connecting pin and lock washer.Fig. 1 be prior art excavator in,
The part-structure schematic diagram of bucket tooth connection structure, as shown in figure 1, bucket tooth 120 is inserted on toothholder 110, the connecting portion of two parts
Set up separately and put connecting pin 130 and lock washer 140, bucket tooth 120 is fixedly connected with toothholder 110.However, the bucket tooth shown in Fig. 1 connects
Binding structure, although simple in construction, cost is relatively low, but must use force and two parts can be dismantled separation, and bucket tooth is more
Change that the cycle is short, dismantle more frequently, therefore not only bring difficulty to dismantlement work, and cause connecting pin and those companies of lock washer
Relay part is easily damaged, and influences operation process.
The content of the invention：
The purpose of the present invention is to overcome the deficiencies in the prior art there is provided a kind of easy-to-dismount bucket tooth connection structure, and it has
The characteristics of having simple in construction, convenient disassembly.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of easy-to-dismount bucket tooth connection structure, including bucket tooth and toothholder, the bucket tooth include the tooth body being fixedly connected
And connecting portion, the toothholder, which includes being socketed on the installation portion being fixedly connected and connection pedestal, the connecting portion, connects pedestal
Inside, lifting body is provided between the connecting portion and connection pedestal.
The rectangle being from bottom to top recessed is formed in the middle part of the connection pedestal and the rectangular body shape of connecting portion, connection pedestal
Groove, the connecting portion is placed in rectangular channel, and two positioning holes, the upper side wall of the connecting portion are formed on the upper side wall of rectangular channel
The locating dowel raised up is formed, the locating dowel sleeve is in positioning hole, and the upside face pressure of the connecting portion leans against square
On the end face of shape groove, the connection pedestal and connection shaping have the first screw rod via of three fore-and-aft directions, connection pedestal and
Connecting portion is fixedly connected by the first screw rod being socketed in the first screw rod via with the first nut being screwed onto on the first screw rod,
The end face of first nut is pressed against on the rear wall of connection pedestal；
The lower end of the left and right side wall of the connection pedestal respectively forms the inverted U groove of left and right directions.
The first mounting groove be arrangeding in parallel, the second mounting groove and the 3rd installation of left and right directions are formed on the connecting portion
Groove, first mounting groove and the 3rd mounting groove are symmetrical arranged, and the lifting body is placed in the second mounting groove, second peace
The bottom of tankage forms sliding groove, and sliding groove is communicated with the second mounting groove, the left and right sides of the sliding groove form respectively with
The first screwed hole and the second screwed hole that sliding groove is communicated；
The hinge hole of two or so the fore-and-aft directions be arrangeding in parallel is formed on the connection pedestal.
The lifting body includes the tooth bar being slidably arranged in the second mounting groove, and tooth bar is nibbled with two and half gears respectively
Close, half gear is fixed on gear shaft, gear shaft is hinged in handing-over hole, the front and rear side of the gear shaft be respectively fixed with one it is convex
Wheel, two cams being fixed on same gear shaft are symmetrical arranged, and the cam of the front side is placed in the first mounting groove, rear side
Cam be placed in the 3rd mounting groove, the lower end of the tooth bar is fixedly connected with the sliding part being engaged with sliding groove, sliding part
It is slidably connected in sliding groove, the left side of the sliding part, which is provided with the right side of resetting-mechanism, sliding part, is provided with lifting body drive
Motivation structure, the resetting-mechanism is placed in the first screwed hole, and the lifting body drive mechanism is placed in the second screwed hole；It is described
Gear shaft install when, first half gear, cam, toothholder are fixed, then by gear shaft along handing-over the side pressure people of hole one, gear shaft and
Half gear, cam interference fit connection；The cam is in vertical state, and the most significant end of cam is higher than the upper surface of connecting portion.
The resetting-mechanism includes the first soket head cap screw being screwed onto on the first screwed hole, the right side of the first soket head cap screw
Side is fixedly connected with spring, and the other end of spring is fixedly connected with the first jacking block, is fixed on the first push rod pressure on the left of sliding part
Lean against on the first jacking block, the spring, the first jacking block are placed in the first screwed hole.
The lifting body drive mechanism includes hexagonal in the second soket head cap screw being screwed onto on the second screwed hole, second
The left end of screw is pressed against on the second jacking block, and the second jacking block is fixed on the right side of sliding part by the second push rod.
The present invention protrusion effect be：Compared with prior art, its simple in construction, convenient disassembly.
Brief description of the drawings：
Fig. 1 is the structural representation of prior art；
Fig. 2 is structural representation of the invention；
Fig. 3 conceals the structural representation of toothholder for Fig. 2；
Fig. 4 is connecting portion of the invention and the sectional view of the connected mode of connection pedestal；
Fig. 5 is portion's assembling structure schematic diagram of tooth bar, half gear etc..
Embodiment：
Embodiment, is shown in as shown in Figures 1 to 5, a kind of easy-to-dismount bucket tooth connection structure, including bucket tooth 1 and toothholder 2,
The bucket tooth includes the tooth body 11 and connecting portion 12 being fixedly connected, and the toothholder 2 includes the installation portion 21 being fixedly connected and connection
The inside of connection pedestal 22 is socketed on pedestal 22, the connecting portion 12, is provided between the connecting portion 12 and connection pedestal 22
Lifting body 3.
Furthermore, the connection pedestal 22 and the rectangular body shape of connecting portion 12, the middle part shaping of connection pedestal 22
There is the rectangular channel 221 being from bottom to top recessed, the connecting portion 12 is placed in rectangular channel 221, be molded on the upper side wall of rectangular channel 221
There are two positioning holes 222, the upper side wall of the connecting portion 12 forms the locating dowel 121 raised up, and the locating dowel 121 is inserted
It is enclosed within positioning hole 222, the upside face pressure of the connecting portion 12 is leaned against on the end face of rectangular channel 221, the connection pedestal 22
The first screw rod via of three fore-and-aft directions is formed with connecting portion 12, connection pedestal 22 and connecting portion 12 are by being socketed in first
The first screw rod 13 in screw rod via is fixedly connected with the first nut 14 being screwed onto on the first screw rod 13, the end of the first nut 14
Face pressure is leaned against on the rear wall of connection pedestal 22；
The lower end of the left and right side wall of the connection pedestal 22 respectively forms the inverted U groove 223 of left and right directions.
Furthermore, formed on the connecting portion 12 left and right directions the first mounting groove 122 be arrangeding in parallel,
Two mounting grooves 123 and the 3rd mounting groove 124, the mounting groove 124 of the first mounting groove 122 and the 3rd are symmetrical arranged, the jacking
Mechanism 3 is placed in the second mounting groove 123, and the bottom of second mounting groove 123 forms sliding groove 125, sliding groove 125 and
Two mounting grooves 123 are communicated, and the left and right sides of the sliding groove 123 forms the first screwed hole 126 communicated with sliding groove 123 respectively
With the second screwed hole 127；
The hinge hole 128 of two or so the fore-and-aft directions be arrangeding in parallel is formed on the connection pedestal 12.
Furthermore, the lifting body 3 includes the tooth bar 31 being slidably arranged in the second mounting groove 123, tooth bar
31 are engaged with two and half gears 32 respectively, and half gear 32 is fixed on gear shaft 33, and gear shaft 33 is hinged in handing-over hole 128,
The front and rear side of the gear shaft 33 is respectively fixed with a cam 34, and two cams 34 being fixed on same gear shaft 33 are symmetrical
Set, the cam 34 of the front side is placed in the first mounting groove 122, and the cam 34 of rear side is placed in the 3rd mounting groove 124, described
The lower end of tooth bar 31 is fixedly connected with the sliding part 35 being engaged with sliding groove 125, and sliding part 35 is slidably connected at sliding groove 125
Interior, the left side of the sliding part 35 is provided with resetting-mechanism 4, and the right side of sliding part 36 is provided with lifting body drive mechanism 5, described
Resetting-mechanism 4 is placed in the first screwed hole 126, and the lifting body drive mechanism 5 is placed in the second screwed hole 127.
Furthermore, the resetting-mechanism 4 includes the first soket head cap screw being screwed onto on the first screwed hole 126
41, the right side of the first soket head cap screw 41 is fixedly connected with spring 42, and the other end of spring 42 is fixedly connected with the first jacking block 43,
The first push rod 44 for being fixed on the left side of sliding part 35 is pressed against on the first jacking block 43, and the spring 42, the first jacking block 43 are placed in the
In one screwed hole 126.
Furthermore, the lifting body drive mechanism 5 includes being screwed onto six in second on the second screwed hole 127
Angle screw 51, the left end of the second soket head cap screw 51 is pressed against on the second jacking block 52, and the second jacking block 52 is solid by the second push rod 53
It is scheduled on the right side of sliding part 35.
Operation principle：First, then connecting portion 12 is enclosed within the square of connection pedestal 22 by the alignment locating dowel 121 of positioning hole 222
In shape groove, now, cam 34 is pressed into the first mounting groove 122 and the 3rd mounting groove 134 higher than the part of the upper surface of connecting portion 12
Interior, now, tooth bar 31 is moved to right, and the second jacking block 52 is contacted with the second soket head cap screw 51, then passes through the first screw rod 13, the first spiral shell
Connecting portion 12, connection pedestal 22 are fixed together by mother 14；Second, during dismounting, first the first screw rod 13, the first nut 14 are unloaded
Fall, because slight deformation may occur for bucket tooth 1 and toothholder 2 or have impurity, connecting portion 12 is difficult to be disconnected pedestal 22, this
When, the second soket head cap screw 51 is tightened, the second soket head cap screw 51 is moved to left, band carry-over bar 31 is moved to left, and half gear 32 drives convex
Wheel 34 is rotated clockwise, and connecting portion 12 is lifted off connecting pedestal 22 by cam 34；3rd, when tooth bar 31 is moved to left, spring 42 is put aside
Potential energy, when unscrewing the second soket head cap screw 51, the potential energy that spring 42 is put aside can reset tooth bar 31, so that cam 34 be resetted.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, about the common of technical field
Technical staff, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore all
Equivalent technical scheme falls within scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (6)
1. a kind of easy-to-dismount bucket tooth connection structure, including bucket tooth (1) and toothholder (2), it is characterised in that：The bucket tooth includes
The tooth body (11) and connecting portion (12) being fixedly connected, the toothholder (2) include the installation portion (21) being fixedly connected and connection pedestal
(22), be socketed on the connecting portion (12) connection pedestal (22) inside, the connecting portion (12) and connect pedestal (22) it
Between be provided with lifting body (3).
2. a kind of easy-to-dismount bucket tooth connection structure according to claim 1, it is characterised in that：The connection pedestal
(22) rectangular channel (221) being from bottom to top recessed and the rectangular body shape of connecting portion (12), is formed in the middle part of connection pedestal (22),
The connecting portion (12) is placed in rectangular channel (221), and two positioning holes (222), institute are formed on the upper side wall of rectangular channel (221)
The upper side wall for stating connecting portion (12) forms the locating dowel (121) raised up, and locating dowel (121) sleeve is in positioning hole
(222) in, the upside face pressure of the connecting portion (12) is leaned against on the end face of rectangular channel (221), it is described connection pedestal (22) and
Connecting portion (12) forms the first screw rod via of three fore-and-aft directions, and connection pedestal (22) and connecting portion (12) are by being socketed in
The first screw rod (13) in first screw rod via is fixedly connected with the first nut (14) being screwed onto on the first screw rod (13), and first
The end face of nut (14) is pressed against on the rear wall of connection pedestal (22)；
The lower end of the left and right side wall of the connection pedestal (22) respectively forms the inverted U groove (223) of left and right directions.
3. a kind of easy-to-dismount bucket tooth connection structure according to claim 1, it is characterised in that：The connecting portion (12)
On form the first mounting groove (122) be arrangeding in parallel, the second mounting groove (123) and the 3rd mounting groove (124) of left and right directions,
First mounting groove (122) and the 3rd mounting groove (124) are symmetrical arranged, and the lifting body (3) is placed in the second mounting groove
(123) in, the bottom of second mounting groove (123) forms sliding groove (125), sliding groove (125) and the second mounting groove
(123) communicate, the left and right sides of the sliding groove (123) forms the first screwed hole (126) communicated with sliding groove (123) respectively
With the second screwed hole (127)；
The hinge hole (128) of two or so the fore-and-aft directions be arrangeding in parallel is formed on the connection pedestal (12).
4. a kind of easy-to-dismount bucket tooth connection structure according to claim 1, it is characterised in that：The lifting body
(3) tooth bar (31) being slidably arranged in the second mounting groove (123) is included, tooth bar (31) is nibbled with two and half gears (32) respectively
Close, half gear (32) is fixed on gear shaft (33), gear shaft (33) is hinged in handing-over hole (128), the gear shaft (33)
Front and rear side be respectively fixed with a cam (34), two cams (34) being fixed on same gear shaft (33) are symmetrical arranged,
The cam (34) of the front side is placed in the first mounting groove (122), and the cam (34) of rear side is placed in the 3rd mounting groove (124),
The lower end of the tooth bar (31) is fixedly connected with the sliding part (35) being engaged with sliding groove (125), and sliding part (35), which is slided, to be connected
It is connected in sliding groove (125), the left side of the sliding part (35) is provided with resetting-mechanism (4), and sliding part is provided with the right side of (36)
Lifting body drive mechanism (5), the resetting-mechanism (4) is placed in the first screwed hole (126), the lifting body drive mechanism
(5) it is placed in the second screwed hole (127).
5. a kind of easy-to-dismount bucket tooth connection structure according to claim 4, it is characterised in that：The resetting-mechanism
(4) the first soket head cap screw (41) being screwed onto on the first screwed hole (126) is included, the right side of the first soket head cap screw (41) is consolidated
Surely spring (42) is connected with, the other end of spring (42) is fixedly connected with the first jacking block (43), be fixed on the left of sliding part (35)
The first push rod (44) be pressed against on the first jacking block (43), the spring (42), the first jacking block (43) are placed in the first screwed hole
(126) in.
6. a kind of easy-to-dismount bucket tooth connection structure according to claim 4, it is characterised in that：The lifting body drives
Motivation structure (5) includes the second soket head cap screw (51) being screwed onto on the second screwed hole (127), the second soket head cap screw (51)
Left end is pressed against on the second jacking block (52), and the second jacking block (52) is fixed on the right side of sliding part (35) by the second push rod (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710294867.6A CN106948410A (en) | 2017-04-28 | 2017-04-28 | A kind of easy-to-dismount bucket tooth connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710294867.6A CN106948410A (en) | 2017-04-28 | 2017-04-28 | A kind of easy-to-dismount bucket tooth connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106948410A true CN106948410A (en) | 2017-07-14 |
Family
ID=59477851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710294867.6A Withdrawn CN106948410A (en) | 2017-04-28 | 2017-04-28 | A kind of easy-to-dismount bucket tooth connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106948410A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729498A (en) * | 2018-08-16 | 2018-11-02 | 山东同其智能科技有限公司 | A kind of excavator bucket teeth being conveniently replaceable |
-
2017
- 2017-04-28 CN CN201710294867.6A patent/CN106948410A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729498A (en) * | 2018-08-16 | 2018-11-02 | 山东同其智能科技有限公司 | A kind of excavator bucket teeth being conveniently replaceable |
| CN108729498B (en) * | 2018-08-16 | 2024-03-19 | 山东同其智能科技有限公司 | Excavator bucket tooth convenient to change |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170714 |
|
| WW01 | Invention patent application withdrawn after publication |