CN109826275A - A kind of connector and the wear parts for excavating equipment - Google Patents
A kind of connector and the wear parts for excavating equipment Download PDFInfo
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- CN109826275A CN109826275A CN201910160566.3A CN201910160566A CN109826275A CN 109826275 A CN109826275 A CN 109826275A CN 201910160566 A CN201910160566 A CN 201910160566A CN 109826275 A CN109826275 A CN 109826275A
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- wear
- slot
- lock core
- connector
- lock tongue
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Abstract
The present invention provides a kind of connectors, belong to excavating machinery technical field, it include: pin shaft, the first slot and the second slot are offered respectively along its axis direction and radial line direction, and first slot and the second slot be interconnected, wherein be cased with lock core and lock tongue the first slot and the second slot are embedded respectively, it is acted by lock core, lock tongue is driven to move up and down along its radial line direction.The present invention also provides a kind of wear parts for excavating equipment, comprising: the wear-resisting tooth root being connected with excavator-type shovel clamshell excavator, and the wear-resisting tooth tip with wear-resisting tooth root nested encryptions, and the connector through wear-resisting tooth root and wear-resisting tooth tip interconnecting piece.The present invention realizes fast quick-detach, installation and the replacement between wear-resisting tooth root and wear-resisting tooth tip by connector, in addition, make the connection reliability between wear-resisting tooth root and wear-resisting tooth tip higher by connector, when staff is when carrying out replacing wear-resisting tooth tip, safety coefficient is higher.
Description
Technical field
The invention belongs to excavating machinery technical fields, are related to a kind of connector, especially a kind of connector and for excavating
The wear parts of equipment.
Background technique
Excavating equipment needs to assemble wear parts in the forward position of bucket, preferably to wear when carrying out digging operation
The material excavated thoroughly, and protect bucket.Wear parts are usually by the attachment device of tooth tip, tooth root and fixed tooth tip and tooth root
It constitutes.Wear-resistant components are installed at bucket forward position, fix wearing piece tooth root first on bucket, then with a connector tooth tip
It is fixed on tooth root.In mining process, falling off for wear parts can damage crushing plant, meanwhile, tooth tip is most easily ground
Damage, needs to be replaced frequently.
It includes having the toothholder of mounting portion and having that Chinese patent (CN102653949A), which discloses a kind of excavator bucket teeth,
The bucket tooth of interconnecting piece offers the pin hole on same axial line, institute on two interconnecting piece of the toothholder mounting portion and bucket tooth
The mounting portion for the toothholder stated is inserted between two interconnecting pieces of bucket tooth and is connected by pin and circlip, opens up on the pin
There is annular groove and the circlip is stuck in annular groove, offers counterbore on the pin hole inner face on the bucket tooth, institute
The annular groove on counterbore and the pin stated is on same vertical plane and the circlip is located in counterbore.
But pin described above and circlip (constituting connector) are needed when being dismantled by hammering energetically, and
Circlip is prone to wear, and not only reduces disassembly efficiency, and connector is be easy to cause to fail, and there are certain safety is hidden to operator
Suffer from.
In conclusion to solve the deficiency on existing joiner structure, need to design a kind of easy to disassemble, high reliablity,
Highly-safe, the longer connector of service life.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, propose a kind of easy to disassemble, high reliablity,
Highly-safe, the longer connector of service life.
Object of the invention can be realized by the following technical scheme: a kind of connector, comprising: pin shaft, along its axis side
The first slot and the second slot are offered respectively to radial line direction, and the first slot and the second slot are interconnected, wherein point
It is not embedded in the first slot and the second slot and is cased with lock core and lock tongue, acted by lock core, drive lock tongue along its radial line direction
Lower movement.
In a kind of above-mentioned connector, by rotating in a circumferential direction for lock core, lock tongue is driven to move up and down along its radial line direction.
In a kind of above-mentioned connector, an elastic component, and one end of elastic component and the are embedded in the second slot
The bottom hole of two slots is connected, and the other end of elastic component is connected with lock tongue one end.
In a kind of above-mentioned connector, connected between lock core and lock tongue by male-female engagement.
In a kind of above-mentioned connector, is matched with lock tongue and be provided with a columnar projections on the lock core of one end, with lock
Core, which matches, is provided with an annular recess on the lock tongue of one end, wherein the ring-type on columnar projections insertion lock tongue on lock core
In groove.
In a kind of above-mentioned connector, lock core is in rotational-like structure setting, wherein columnar projections are far from end where it
Center.
In a kind of above-mentioned connector, the stepped structure setting of lock core, wherein be provided with the lock of columnar projections one end
The circumferential diameter of core is less than the circumferential diameter for being provided with the lock core of crossover port one end;Lock tongue is arranged in isodiametric column structure.
In a kind of above-mentioned connector, on the lock core close to crossover port one end and in the lock far from annular recess one end
A ring type seal is each provided on tongue.
In a kind of above-mentioned connector, a third slot, and third slot are additionally provided with along the radial line direction of pin shaft
It is connected respectively with the first slot and the second slot, wherein a position limiting structure, and the limit knot are embedded in third slot
Structure is used cooperatively with lock core.
In a kind of above-mentioned connector, position limiting structure includes the locating part in the third slot, and locating part
One end is located at the annular groove on lock core with ring and matches, wherein one end where the annular groove close to columnar projections.
In a kind of above-mentioned connector, lock tongue is driven to avoid pin shaft same when rotating in lock core being provided with one on pin shaft
Walk the clamp structure to rotate in a circumferential direction.
The present invention also provides a kind of wear parts for excavating equipment, comprising: the resistance to roll flute being connected with excavator-type shovel clamshell excavator
Root, and the wear-resisting tooth tip with wear-resisting tooth root nested encryptions, and the connector through wear-resisting tooth root and wear-resisting tooth tip interconnecting piece.
In a kind of above-mentioned wear parts for excavating equipment, wear-resisting tooth root includes a mounting portion, along mounting portion
Thickness direction offers a first through hole;Wear-resisting tooth tip includes the installation cavity portion of one with mounting portion nested encryptions, along installation
The thickness direction of cavity portion offers second through-hole, wherein when wear-resisting tooth root is connected with wear-resisting tooth tip, mounting portion and installation
Cavity portion is nested, and first through hole and the second through-hole are coaxially disposed, and the channel that first through hole and the second through-hole are constituted is as connection
Connect the installation passage of device.
In a kind of above-mentioned wear parts for excavating equipment, wherein one end of first through hole is provided with limiting slot
Hole, or a spacing slotted eye is each provided at the both ends of first through hole, wherein the spacing slotted eye is connected with first through hole.
In a kind of above-mentioned wear parts for excavating equipment, clamp structure includes along connector upper pin crossline direction
Radial protrusion, which matches with the radial groove in the second through hole wall.
In a kind of above-mentioned wear parts for excavating equipment, clamp structure includes the clamping for being opened in end part of pin shaft
Hole, and the holding holes and the first slot are located at the both ends of pin shaft.
Compared with prior art, a kind of wear parts for excavating equipment provided by the invention, are realized by connector
Fast quick-detach, installation and replacement between wear-resisting tooth root and wear-resisting tooth tip, in addition, by connector make wear-resisting tooth root with it is wear-resisting
Connection reliability between tooth tip is higher, and when staff is when carrying out replacing wear-resisting tooth tip, safety coefficient is higher.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of connector of the present invention.
Fig. 2 is a kind of explosive view of connector of the present invention.
Fig. 3 is a kind of structural schematic diagram at another visual angle of connector of the present invention.
Fig. 4 is that Fig. 3 cuts open schematic diagram.
Fig. 5 is a kind of structural schematic diagram of another embodiment of connector of the present invention.
Fig. 6 is a kind of explosive view of the wear parts for excavating equipment of the present invention.
Fig. 7 is the explosive view using a kind of wear parts for excavating equipment of connector shown in fig. 5.
In figure, 100, pin shaft;110, the first slot;120, the second slot;130, third slot;140, radial protrusion;
150, holding holes;200, lock core;210, crossover port;220, columnar projections;230, annular groove;300, lock tongue;310, cyclic annular recessed
Slot;400, elastic component;500, ring type seal;600, locating part;700, wear-resisting tooth root;710, mounting portion;711, first through hole;
712, spacing slotted eye;800, wear-resisting tooth tip;810, cavity portion is installed;811, the second through-hole;812, radial groove.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Embodiment one
As shown in Figures 1 to 4, a kind of connector provided by the invention, comprising: pin shaft 100, along its axis direction and radial line
Direction offers the first slot 110 and the second slot 120 respectively, and the first slot 110 and the second slot 120 are interconnected,
In, it is embedded in the first slot 110 and the second slot 120 be cased with lock core 200 and lock tongue 300 respectively, acted by lock core 200, band
Dynamic lock tongue 300 is moved up and down along its radial line direction.
Preferably, as shown in Figures 1 to 4, rotating in a circumferential direction by lock core 200 drives lock tongue 300 along its radial line direction
Lower movement.In the present embodiment, one end of lock core 200 offers the crossover port 210 to nested turning tool, pass through by
In one end insertion crossover port 210 of turning tool, rotated by turning tool band movable lock core 200, to realize lock tongue 300 second
Moving up and down in slot 120, it is easy to operate, reliable.
Preferably, as shown in Figures 1 to 4, an elastic component 400, and elastic component 400 are embedded in the second slot 120
One end be connected with the bottom hole of the second slot 120, the other end of elastic component 400 is connected with 300 one end of lock tongue, passes through lock core 200
Rotation, change the compression and elongation of elastic component 400, to realize moving up and down for lock tongue 300, and then realize that lock tongue 300 is another
One end retracts or stretches out the second slot 120.In addition, the automatic retracted of lock tongue 300 is avoided, to improve by elastic component 400
The reliability that connector uses.It is further preferred that the elastic component 400 is rubber or is spring.
Preferably, as shown in Figures 1 to 4, it is connected between lock core 200 and lock tongue 300 by male-female engagement.Further preferably
Ground, matches with lock tongue 300 and is provided with a columnar projections 220 on the lock core 200 of one end, matches one end with lock core 200
An annular recess 310 is provided on lock tongue 300, wherein the columnar projections 220 on lock core 200 are inserted into the ring-type on lock tongue 300
In groove 310.It is further preferred that lock core 200 is in rotational-like structure setting, wherein columnar projections 220 are far from end where it
Center, i.e. the marginal position that is located at end where it of columnar projections 220, when lock core 200 is in rotary course, lock core 200
On 220 synchronous rotary of columnar projections, if columnar projections 220 from top to bottom rotate, columnar projections 220 push annular recess
310 lower wall, so that lock tongue 300 bounces back, if columnar projections 220 rotate from the bottom to top, drop handle shape in columnar projections 220
The upper side wall of groove 310, so that lock tongue 300 stretches out, so that forming similar " cam knot between lock core 200 and lock tongue 300
Structure " realizes moving up and down for lock tongue 300 by the rotary motion of lock core 200.
It is further preferred that as shown in Figures 1 to 4, the stepped structure setting of lock core 200, wherein it is convex to be provided with column
The circumferential diameter for playing the lock core 200 of 220 one end is less than the circumferential diameter for being provided with the lock core 200 of 210 one end of crossover port;Lock tongue
300 are arranged in isodiametric column structure.It is further preferred that on the lock core 200 close to 210 one end of crossover port and separate
A ring type seal 500 is each provided on the lock tongue 300 of 310 one end of annular recess, to guarantee the first slot 110 and second
The leakproofness of slot 120 avoids external macromolecular particle, such as handstone, into the first slot 110 or the second slot 120
Rotary motion that is interior and influencing lock core 200 and lock tongue 300 and linear motion avoid the hole of the first slot 110 and the second slot 120
The side wall of wall and lock tongue 300, lock core 200 is scratched, and then improves the service life of connector.
Preferably, as shown in Figures 1 to 4, a third slot 130, and are additionally provided with along the radial line direction of pin shaft 100
Three slots 130 are connected with the first slot 110 and the second slot 120 respectively, wherein one is embedded in third slot 130
Position limiting structure, and the position limiting structure is used cooperatively with lock core 200.In the present embodiment, lock core 200 is limited by position limiting structure to exist
Freedom degree on first slot, 110 inner axis direction, rotates in a circumferential direction so that lock core 200 is only able to achieve it, to improve connector
The reliability used.
It is further preferred that as shown in Figures 1 to 4, position limiting structure includes the locating part in third slot 130
600, and one end of locating part 600 is matched with the annular groove 230 that ring is located on lock core 200, wherein the annular groove 230
One end close to where columnar projections 220.In the present embodiment, it is provided with one of annular groove 230 on lock core 200, makes
The two sides for obtaining annular groove 230 form step, wherein the end of locating part 600 is inserted into the annular groove 230, further excellent
The axis width dimensions of selection of land, annular groove 230 are suitable with 600 end size of locating part, to limit lock core 200 in axis side
Upward freedom degree.Lock core 200 is avoided to shake in the axial direction thereof.In addition, the locating part 600 can for pin or
The fasteners such as screw.
Preferably, as shown in Figures 1 to 4, one is being provided on pin shaft 100 when lock core 200 drives lock tongue 300 to rotate
Pin shaft 100 is avoided to synchronize the clamp structure to rotate in a circumferential direction.To realize the reliable rotation between lock core 200 and lock tongue 300.
Embodiment two
As shown in Figure 1 to Figure 4, shown in Fig. 6, a kind of wear parts for excavating equipment, comprising: be connected with excavator-type shovel clamshell excavator
Wear-resisting tooth root 700, and the wear-resisting tooth tip 800 with wear-resisting 700 nested encryptions of tooth root, and run through wear-resisting tooth root 700 and resistance to roll flute
The connector of sharp 800 interconnecting pieces.
A kind of wear parts for excavating equipment provided by the invention, by connector realize wear-resisting tooth root 700 with it is resistance to
Fast quick-detach, installation and replacement between roll flute point 800, in addition, making wear-resisting tooth root 700 and wear-resisting tooth tip by connector
Connection reliability between 800 is higher, and when staff is when carrying out replacing wear-resisting tooth tip 800, safety coefficient is higher.
Preferably, shown in as shown in Figure 1 to Figure 4, Fig. 6, when assembling wear parts, wear-resisting tooth root 700 is installed on first
On excavator bucket, then wear-resisting tooth tip 800 is nested on wear-resisting tooth root 700, connector is then inserted into wear-resisting tooth root
700 with the junction of wear-resisting tooth tip 800, and the lock core 200 on connector is rotated, so that lock tongue 300 bounces back, and further will connection
The interconnecting piece that device is pushed into wear-resisting tooth root 700 and wear-resisting tooth tip 800, last counter-rotating lock core 200 are connect, so that lock tongue 300 stretches out,
And the end of lock tongue 300 is resisted against on wear-resisting tooth root 700, locks the connection between connector and wear-resisting tooth root 700.
Preferably, shown in as shown in Figure 1 to Figure 4, Fig. 6, wear-resisting tooth root 700 includes a mounting portion 710, along mounting portion 710
Thickness direction offers a first through hole 711;Wear-resisting tooth tip 800 includes the installation cavity of one with 710 nested encryptions of mounting portion
Portion 810, the thickness direction along installation cavity portion 810 offer second through-hole 811, wherein when wear-resisting tooth root 700 and resistance to roll flute
When point 800 is connected, mounting portion 710 is nested with installation cavity portion 810, and first through hole 711 and the second through-hole 811 are coaxially disposed, and
Installation passage of the channel that first through hole 711 and the second through-hole 811 are constituted as connector.It is further preferred that first
Wherein one end of through-hole 711 is provided with spacing slotted eye 712, or is each provided with a limiting slot at the both ends of first through hole 711
Hole 712, wherein the spacing slotted eye 712 is connected with first through hole 711.When connector is inserted into first through hole 711 and the second through-hole
When in 811 channels constituted, the hole wall of 300 end of lock tongue and spacing slotted eye 712 on connector leans, to lock connection
The connection between device and wear-resisting tooth root 700 is connect, avoids wearing terrain during the work time, connector is sliding from first through hole 711
It falls, improves the reliability that connector uses.
Preferably, shown in as shown in Figure 1 to Figure 4, Fig. 6, clamp structure includes the radial direction along 100 crossline direction of connector upper pin
Protrusion 140, which matches with the radial groove 812 on 811 hole wall of the second through-hole, passes through radial protrusion 140
With the cooperation between radial groove 812, limit what pin shaft 100 in connector was constituted in first through hole 711 and the second through-hole 811
Circumferential free degree in channel, so that the relative rotation between wear-resisting tooth root 700 and wear-resisting tooth tip 800 is limited, so that logical
Turning tool is crossed in rotary locking cylinder 200, avoids the synchronous rotary between pin shaft 100 and lock core 200, connector is improved and uses
Reliability.
Embodiment three
As shown in figure 5 and figure 7, the present embodiment and embodiment two-phase comparatively, the difference is that, in the present embodiment
Clamp structure include the holding holes 150 for being opened in 100 end of pin shaft, and the holding holes 150 are located at the first slot 110
The both ends of pin shaft 100 are inserted into holding holes 150 by setting tool first when needing the lock core 200 on rotating joint,
Then by the crossover port 210 of the tool of rotation insertion lock core 200, by the reverse rotation between setting tool and steerable tool,
To the connection locked or between unlock connector and wear-resisting tooth root 700, and then realize the replacement and peace of wear-resisting tooth tip 800
Dress.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of connector characterized by comprising pin shaft offers the first slot along its axis direction and radial line direction respectively
Hole and the second slot, and the first slot is connected with the second slot, wherein it embeds be cased in the first slot and the second slot respectively
Lock core and lock tongue, and acted by lock core, drive lock tongue moving up and down along its radial line direction.
2. a kind of connector according to claim 1, which is characterized in that by rotating in a circumferential direction for lock core, drive lock tongue edge
Its radial line direction moves up and down.
3. a kind of connector according to claim 1 or 2, which is characterized in that be embedded with an elasticity in one end of lock tongue
Part, and one end of elastic component is connected with the bottom hole of the second slot, the other end of elastic component is connected with lock tongue one end.
4. a kind of connector according to claim 1 or 2, which is characterized in that pass through male-female engagement between lock core and lock tongue
Connection.
5. a kind of connector according to claim 4, which is characterized in that match on the lock core of one end and be provided with lock tongue
One columnar projections matches with lock core and is provided with an annular recess on the lock tongue of one end, wherein the columnar projections on lock core
It is inserted into the annular recess on lock tongue.
6. a kind of connector according to claim 5, which is characterized in that lock core is in rotational-like structure setting, wherein column
Center of the shape protrusion far from end where it.
7. a kind of connector according to claim 1, which is characterized in that be each provided with an annular on lock core and lock tongue
Sealing ring.
8. a kind of connector according to claim 1, which is characterized in that be additionally provided with one along the radial line direction of pin shaft
Three slots, and third slot is connected with the first slot and the second slot respectively, wherein embedded with a limit in third slot
Bit architecture, and the position limiting structure is used cooperatively with lock core.
9. a kind of connector according to claim 1, which is characterized in that be provided with one on pin shaft and driven in lock core and locked
Tongue avoids pin shaft from synchronizing the clamp structure to rotate in a circumferential direction when rotating.
10. a kind of wear parts for excavating equipment, comprising: the wear-resisting tooth root being connected with excavator-type shovel clamshell excavator, and with resistance to roll flute
The wear-resisting tooth tip of root nested encryptions, and it is any described through the claim 1 to 9 of wear-resisting tooth root and wear-resisting tooth tip interconnecting piece
Connector.
Priority Applications (1)
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CN201910160566.3A CN109826275A (en) | 2019-03-04 | 2019-03-04 | A kind of connector and the wear parts for excavating equipment |
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CN201910160566.3A CN109826275A (en) | 2019-03-04 | 2019-03-04 | A kind of connector and the wear parts for excavating equipment |
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CN201910160566.3A Pending CN109826275A (en) | 2019-03-04 | 2019-03-04 | A kind of connector and the wear parts for excavating equipment |
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US20080314106A1 (en) * | 2007-06-13 | 2008-12-25 | Ingersoll-Rand Company | Programmable lock cylinder assembly |
CN203440864U (en) * | 2013-08-29 | 2014-02-19 | 太原重工股份有限公司 | Combined bucket tooth of excavator |
CN203977490U (en) * | 2013-07-23 | 2014-12-03 | 卡特彼勒公司 | For the keeping system of replaceable attachment |
WO2016089669A1 (en) * | 2014-12-03 | 2016-06-09 | Caterpillar Inc. | Ground engaging tool |
CN108222115A (en) * | 2017-12-20 | 2018-06-29 | 宁波市鄞州精铸五金厂 | A kind of excavator bucket teeth |
CN208149492U (en) * | 2018-05-15 | 2018-11-27 | 温州美宝龙车业有限公司 | A kind of head lock |
CN209891280U (en) * | 2019-03-04 | 2020-01-03 | 宁波禾顺新材料有限公司 | Coupler and wear-resistant part for excavating equipment |
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2019
- 2019-03-04 CN CN201910160566.3A patent/CN109826275A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080314106A1 (en) * | 2007-06-13 | 2008-12-25 | Ingersoll-Rand Company | Programmable lock cylinder assembly |
CN203977490U (en) * | 2013-07-23 | 2014-12-03 | 卡特彼勒公司 | For the keeping system of replaceable attachment |
CN203440864U (en) * | 2013-08-29 | 2014-02-19 | 太原重工股份有限公司 | Combined bucket tooth of excavator |
WO2016089669A1 (en) * | 2014-12-03 | 2016-06-09 | Caterpillar Inc. | Ground engaging tool |
CN108222115A (en) * | 2017-12-20 | 2018-06-29 | 宁波市鄞州精铸五金厂 | A kind of excavator bucket teeth |
CN208149492U (en) * | 2018-05-15 | 2018-11-27 | 温州美宝龙车业有限公司 | A kind of head lock |
CN209891280U (en) * | 2019-03-04 | 2020-01-03 | 宁波禾顺新材料有限公司 | Coupler and wear-resistant part for excavating equipment |
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