CN103410187B - A kind of bucket pin device - Google Patents
A kind of bucket pin device Download PDFInfo
- Publication number
- CN103410187B CN103410187B CN201310339715.5A CN201310339715A CN103410187B CN 103410187 B CN103410187 B CN 103410187B CN 201310339715 A CN201310339715 A CN 201310339715A CN 103410187 B CN103410187 B CN 103410187B
- Authority
- CN
- China
- Prior art keywords
- bucket
- wearing plate
- opening portion
- bolt
- bucket bolt
- 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.)
- Active
Links
- 230000000694 effects Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 9
- 230000008859 change Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000005065 mining Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention provides a kind of bucket pin device, comprise bucket bolt and wearing plate, the below of described bucket bolt is provided with the bucket bolt opening portion running through bucket bolt body, the medium position of described bucket bolt opening portion is provided with bucket bolt installing hole, described wearing plate is arranged in described bucket bolt opening portion, this bucket pin device also includes lock pin, described lock pin is arranged in described bucket bolt installing hole, described lock pin is also provided with the detent projection portion extended towards the opening part of described bucket bolt opening portion, the medium position of described wearing plate is provided with the backstop groove for coordinating with described detent projection portion, described detent projection portion with the axis of described lock pin in axle revotating card is combined in described backstop groove.It is installed, unloading process is convenient, quick, and avoids and change overall bucket bolt, extends bucket bolt application life.
Description
Technical field
The present invention relates to mining machinery field, particularly relate to a kind of bucket pin device.
Background technology
Power shovel is the extractive equipment being widely used in surface mining.When the scraper bowl of power shovel dig full with substance, be turned back to above tipping truck hopper time, operating personnel opens bucket wire rope by control and pulls out bucket lever to be extracted out from the bolt jack of struggling against by bucket bolt, and scraper bowl sluice gate is just because Action of Gravity Field is opened automatically.When needs excavate material time scraper bowl is transferred, sluice gate due to Action of Gravity Field by bucket bolt knock in the bucket bolt jack bottom scraper bowl, sluice gate is pinned, carries out material excavation.
Bucket bolt used is at present monolithic bucket bolt, is usually fabricated from iron, has certain thickness.The width of the upper part of bucket bolt is less than the width of lower part.From the side, there is through hole in the place of side on top near top, opens bucket lever and can pass this through hole, thus play control action to bucket bolt.The lower front face edge of this monolithic bucket bolt is easy to wearing and tearing when inserting bucket bolt jack.When bucket bolt may wear to a certain degree, scraper bowl sluice gate is easy to automatically open in mining process, or closes incessantly.Now need whole bucket bolt to disassemble, soldering is carried out to abrading section, ensure that bucket bolt can continue to use; And if repair welding number of times is too much, the position of welding is easy to come off, then needs to play and change whole bucket bolt.So not only cause waste, and replacing construction is long, is unfavorable for the turnout of raising equipment.
Summary of the invention
Goal of the invention of the present invention is to overcome defect of the prior art, provides one to change damageable zone, and convenience is replaced, bucket pin device quick for installation.
Technical scheme of the present invention provides a kind of bucket pin device, comprise bucket bolt and wearing plate, the below of described bucket bolt is provided with the bucket bolt opening portion running through bucket bolt body, the medium position of described bucket bolt opening portion is provided with bucket bolt installing hole, described wearing plate is arranged in described bucket bolt opening portion, this bucket pin device also includes lock pin, described lock pin is arranged in described bucket bolt installing hole, described lock pin is also provided with the detent projection portion extended towards the opening part of described bucket bolt opening portion, the medium position of described wearing plate is provided with the backstop groove for coordinating with described detent projection portion, described detent projection portion with the axis of described lock pin in axle revotating card is combined in described backstop groove.
Further, described lock pin comprises tapered end, lock core, lock housing and bullet pin, described detent projection portion is arranged on described tapered end, described tapered end and described lock core are connected together, described lock core is provided with on its cylindrical side face four equably for the lock core groove to the corresponding cooperation of described bullet pin, described lock housing is arranged in described bucket bolt installing hole, the middle part of described lock housing is also provided with the lock housing installing hole for installing described lock core, described lock core is arranged in described lock housing installing hole, the both sides being positioned at described lock core in described lock housing are all provided with a described bullet pin, the end of described bullet pin is supported in described lock core groove.
Further, described bullet pin comprises shank, arrange spring in described shank and be positioned at the end of described shank and the ball be connected with described spring, and described ball is supported in described lock core groove under the effect of described spring.
Further, the dorsal part of described wearing plate is provided with for the wearing plate opening portion to the corresponding cooperation in described detent projection portion, one end of described wearing plate opening portion is positioned on a limit of described wearing plate, its other end is connected with described backstop groove, and described backstop groove is also connected with the wearing plate through hole running through described wearing plate body.
Further, the upper and lower both sides, bottom of described bucket bolt opening portion are also provided with direction recess portion, correspondingly, the two edges up and down of described wearing plate are provided with the guide protrusion part to the corresponding cooperation in described direction recess portion, described guide protrusion part is positioned at described direction recess portion, and can slide along described direction recess portion.
Further, the below of the front side of described bucket bolt opening portion is provided with notch, the bolt lug boss that struggles against is provided with between the described direction recess portion of the bottom part down of described notch and described bucket bolt opening portion, the below of described wearing plate is provided with for the wearing plate sticking part together with fitting with described notch, is provided with the wearing plate concave part for matching with described bucket bolt lug boss between described wearing plate sticking part and the guide protrusion part of the below of described wearing plate.
Further, the cross section of described tapered end is circular, and described tapered end is also provided with tapered end groove.
Further, described detent projection portion is positioned at the side of described tapered end groove, the area of the arch surface that described detent projection portion connects with described tapered end is greater than the area that it stretches out in the arch surface of described tapered end, and described detent projection portion is projected as wedge shape along described tapered end groove direction.
Further, described wearing plate opening portion also includes the wedge-like opening portion for matching with the described detent projection portion of wedge shape.
Further, described lock core groove is semi-circular recesses.
Adopt technique scheme, there is following beneficial effect:
One bucket pin device provided by the invention, position fragile before it is replaced with wearing plate, and by rotatable lock pin, both are linked together, on wearing plate, offer backstop groove simultaneously, when the guide protrusion part on wearing plate along bucket bolt on direction recess portion slide into need position time, rotate the lug boss of lock pin, and the detent projection portion of lock pin is fastened in backstop groove, thus be fixedly connected with both realizing, when needs dismounting and change wearing plate, rotation lock pin head part, the lug boss of lock pin is produced from backstop groove, wearing plate dismounting can be realized.As can be seen here, one bucket pin device provided by the invention, installs, unloading process is convenient, quick, and avoids and change overall bucket bolt, extends bucket bolt application life.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of pin device that struggles against provided by the invention;
Fig. 2 is the lateral view of a kind of pin device that struggles against shown in Fig. 1;
Fig. 3 is the enlarged diagram of part A in a kind of pin device that struggles against shown in Fig. 2;
Fig. 4 is the front view of bucket bolt;
Fig. 5 is the lateral view of the bucket bolt shown in Fig. 4;
Fig. 6 is the enlarged diagram of the part B of the bucket bolt shown in Fig. 5;
Fig. 7 is the front view of wearing plate;
Fig. 8 is the right view of the wearing plate shown in Fig. 7;
Fig. 9 for the wearing plate shown in Fig. 7 along C-C to sectional view;
Figure 10 for the wearing plate shown in Fig. 7 along D-D to sectional view;
Figure 11 for the wearing plate shown in Figure 10 along E to schematic diagram;
Figure 12 is the stereogram of the wearing plate shown in Fig. 7;
Figure 13 is for the wearing plate shown in Fig. 7 is from the dorsal part schematic diagram viewed from an angle;
Figure 14 is the dorsal part schematic diagram from another viewpoint of the wearing plate shown in Fig. 7;
Figure 15 is the structural representation of lock pin;
Figure 16 is the structural representation of lock core;
Figure 17 is the lateral view of the lock core shown in Figure 16;
Figure 18 is the structural representation of tapered end;
Figure 19 is the structural representation of lock housing;
Figure 20 for the lock housing shown in Figure 19 along F-F to sectional view;
Figure 21 is the structural representation of bullet pin;
Figure 22 is the structural representation of shank;
Figure 23 is wearing plate and struggles against in bolt engagement process, and its wearing plate opening portion is by the schematic diagram of the raised portion fits with lock pin;
Figure 24 is wearing plate and struggles against in bolt engagement process, and the raised portion fits of its wearing plate opening portion and lock pin, to the schematic diagram of diagram left slide;
Figure 25 is wearing plate and struggles against in bolt engagement process, and the lug boss of lock pin enters the schematic diagram of the backstop groove on wearing plate;
Figure 26 is wearing plate with bucket bolt engagement process, and the lug boss of lock pin carries out the schematic diagram rotated after entering the backstop groove on wearing plate;
Figure 27 is wearing plate and struggles against in bolt engagement process, and the lug boss half-twist of lock pin is fixedly connected with the schematic diagram of wearing plate and bucket bolt;
Figure 28 is the structural representation of demounting tool;
Figure 29 is the upward view of the demounting tool shown in Figure 28.
The Reference numeral table of comparisons:
1-struggles against bolt; 11-through hole; 12-opening;
13-struggles against bolt opening portion; 14-bucket bolt installing hole; Bottom 131-;
132-direction recess portion; 133-bucket bolt lug boss; 134-notch;
2-wearing plate; 21-wearing plate through hole; 22-backstop groove;
23-guide protrusion part; 24-wearing plate concave part; 25-wearing plate sticking part;
26-wearing plate opening portion; 261-wedge-like opening portion; 3-lock pin;
31-detent projection portion; 32-tapered end; 321-tapered end groove;
33-lock core; 331-lock core groove; 34-lock housing;
341-lock housing installing hole; 342-installing hole; 35-bullet pin;
351-shank; 352-spring; 353-ball;
354-cavity; 355-end; 36-stops retainer;
4-demounting tool; 41-dismantles end; The hand-held round end of 42-.
Detailed description of the invention
The specific embodiment of the present invention is further illustrated below in conjunction with accompanying drawing.
As shown in figures 1 to 6, one bucket pin device provided by the invention, comprise bucket bolt 1 and wearing plate 2, the below of bucket bolt 1 is provided with the bucket bolt opening portion 13 running through bucket bolt body, the medium position of this bucket bolt opening portion 13 is provided with bucket bolt installing hole 14, above-mentioned wearing plate 2 is arranged in this bucket bolt opening portion 13, this bucket pin device also includes lock pin 3, above-mentioned lock pin 3 is arranged in bucket bolt installing hole 14, as shown in figures 15-18, this lock pin 3 is also provided with the detent projection portion 31 extended towards the opening part of bucket bolt opening portion 13, as shown in figs. 7-14, the medium position of this wearing plate 2 is provided with the backstop groove 22 for coordinating with detent projection portion 31, this detent projection portion 31 with the axis of lock pin 3 for axle revotating card is combined in backstop groove 22.
This bucket pin device comprises bucket bolt 1, wearing plate 2 and lock pin 3.The front, top (direction shown in Fig. 1) of bucket bolt 1 is provided with through hole 11, is linked together by bolt and sluice gate.The side, top (direction shown in Fig. 2) of bucket bolt is also provided with opening 12, and it passes for the bolt lever that struggles against, thus plays control action to bucket bolt.
As Figure 4-Figure 6, the below of bucket bolt 1 is provided with bucket bolt opening portion 13, and whole bucket bolt body is run through in this bucket bolt opening portion 13, and namely as shown in Figure 4, this bucket bolt opening portion 13 runs through whole bucket bolt body from left to right, and the opening of its both sides is all positioned on the side of bucket bolt 1.
Also be provided with the bucket bolt installing hole 14 for installing lock pin 3 in this bucket bolt opening portion 13, lock pin 3 is arranged in this bucket bolt installing hole 14.Lock pin 3 has the detent projection portion 31 extended towards the opening part of bucket bolt opening portion 14.As shown in Figure 6, the opening part of bucket bolt opening portion 14 is the side relative with the bottom 131 of bucket bolt opening portion 13, and namely detent projection portion 31 is towards the extension from right to left shown in Fig. 6, for coordinating with wearing plate 2.
As shown in figs. 7-14, the medium position of wearing plate 2 is provided with backstop groove 22.This wearing plate 2 is arranged in bucket bolt opening portion 13, and is locked in this bucket bolt opening portion by wearing plate 2 by lock pin 3.
Lock pin 3 is cylindrical lock pin, and it can rotate, and detent projection portion 31 can rotate for axle with the axis of lock pin 3, enters in backstop groove 22.Thus wearing plate 2 is locked in bucket bolt opening portion 13.When wearing plate 2 changed by needs, only need to rotate lock pin lug boss 31, unclamped by wearing plate 2, its installing/dismounting is easy, quick, and avoids replacing overall bucket bolt, extends the application life of bucket bolt.
Preferably, as shown in figure 15, lock pin 3 comprises tapered end 32, lock core 33, lock housing 34 and bullet pin 35; This detent projection portion 31 is arranged on tapered end 32, and tapered end 32 and lock core 33 are connected together.
As shown in figure 16, lock core 33 is provided with four lock core grooves 331 for cooperation corresponding to bullet pin 35 equably on its cylindrical side face.This lock core groove 331 is preferably semi-circular recesses.Lock core 33 can be reduced when rotating, the frictional resistance between lock core groove 331 and bullet pin 35.
Lock housing 34 is arranged in bucket bolt installing hole 14, as shown in Figure 19-20, the middle part of lock housing 34 is also provided with the lock housing installing hole 341 for installing this lock core 33, lock core 33 is arranged in lock housing installing hole 341, as shown in figure 15, the both sides being positioned at lock core 33 in lock housing 34 are all provided with a bullet pin 35, and the end of this bullet pin 35 is supported in lock core groove 331.
As shown in figure 19, the elevation (towards wearing plate direction) of lock housing 34 for centre be rectangle, the shape that both sides are respectively made up of a semicircle, correspondingly, as shown in Figure 4, bucket bolt installing hole 14 is rectangle between being also, the shape that both sides are respectively made up of a semicircle, mates mutually with lock housing 34.
The middle part of lock housing 34 offers lock housing installing hole 341, on lock housing 34 length direction, also offers installing hole 342, and two installing holes 342 points are positioned at the both sides of lock housing installing hole 341.First, two bullet pins 35 are arranged in installing hole 342 respectively, lock core 33 is arranged in lock housing installing hole 341, and installs one at the end of lock core 33 and stop retainer 36, in order to avoid lock core 33 skids off in lock housing installing hole 341.Lock core 33 is provided with four lock core grooves 331 equably on its periphery, and the angle between two adjacent lock core grooves 331 is 90 °.The end of bullet pin 35 is supported in lock core groove 331.When needs rotary locking cylinder 33, lock core groove 331 rotates along with lock core 33, and rotatable 90 °, now the end of bullet pin 35 is supported in another two lock core grooves 331, and realizes tight lock function.
As shown in figure 21, bullet pin 35 comprises shank 351, arrange spring 352 in this shank 351 and be positioned at the end of shank 351 and the ball 353 be connected with spring 352, and ball 353 is supported in lock core groove 331 under the effect of spring 352.Shank 351 comprises a cavity 354, and spring 352 is arranged in this cavity 354, and in the end 355 of this cavity 354, namely the end 355 of shank 351 connects a ball 353, and this ball 353 is connected with spring 352.Thus, under the effect of this spring 352, ball 353 is supported in two lock core grooves 331, realizes tight lock function.When rotary locking cylinder 33, ball 353 moves in cavity 354, Compress Spring, simultaneously ball 353 along with the rotation of lock core 33 rotating in same direction, reduce friction between the two.When lock core 33 half-twist, ball 353 moves towards the direction of lock core groove 331 under the effect of spring 352, and supports in another two lock core grooves 331, realizes tight lock function.
Preferably, as shown in figures 15-18, the cross section of tapered end 32 is circular, and tapered end 32 is also provided with tapered end groove 321.Tapered end 32 is cylinder, its upper surface, and the face namely connected with detent projection portion 31 is provided with tapered end groove 321, for coordinating with the demounting tool 4 shown in Figure 28-29.Demounting tool 4 entirety is bending, and its dismounting end 41 is tabular, and its other end is hand-held round end 42.When tapered end 32 rotates by needs, dismounting end 41 is inserted in tapered end groove 321, rotating hand round end 42.
Above-mentioned detent projection portion 31 is positioned at the side of tapered end groove 321, and the area of the arch surface that detent projection portion 31 connects with tapered end 32 is greater than the area that it stretches out in the arch surface of tapered end 32, and this detent projection portion 31 is projected as wedge shape along tapered end groove 321 direction.That is, this detent projection portion 31 is for having the part wedge shape cylinder of certain angle, and the area of its arcwall face connected with tapered end 32 is greater than the area of the arcwall face of its end.The external surface in detent projection portion 31 is mutually concordant with the face of cylinder of tapered end 32, the inner surface in detent projection portion 31, tilts from the medium position of tapered end 32 towards the external surface in detent projection portion 31.Namely the bow-shaped area of the cross section in detent projection portion 31 is reducing from the direction outside tapered end 32 phase.Conveniently dismounting end 41 is inserted in tapered end groove 321.It is outside that this place is said, is the direction extended towards tapered end 32 end connected with tapered end 32 from detent projection portion 31.
Preferably, as shown in figs. 7-14, the dorsal part of this wearing plate 2 is provided with the wearing plate opening portion 26 for cooperation corresponding to detent projection portion 31, one end of this wearing plate opening portion 26 is positioned on a limit of wearing plate 2, its other end is connected with backstop groove 22, and this backstop groove 22 is also connected with the wearing plate through hole 21 running through wearing plate body.
By offering a wearing plate opening portion 26 at the dorsal part of wearing plate 2, this wearing plate opening portion 26 is the half of the length of wearing plate 2 at length direction.When wearing plate through hole 21 is positioned at the position of backstop groove 22 for detent projection portion 31, demounting tool 4 can be coordinated with tapered end groove 321 through wearing plate through hole 21.Now, tapered end groove 321 is just in time corresponding with wearing plate through hole 21.
One end of wearing plate opening portion 26 is opened on a limit of wearing plate 2, and its other end is connected with backstop groove 22.Namely the half of wearing plate length is roughly run through in this wearing plate opening portion 26 on wearing plate 2 length direction.Thus, when wearing plate 2 being arranged in bucket bolt opening portion 13, one end wearing plate 2 with wearing plate opening portion 26 is first slipped in bucket bolt opening portion 13, one puts advance, and cooperation corresponding to detent projection portion 31, until when detent projection portion 31 slides to backstop groove 22 along wearing plate opening portion 26, stop moving ahead.Now matched with tapered end groove 321 through wearing plate through hole 21 by the dismounting end 41 of demounting tool 4, and then rotate this lock core 33, and make detent projection portion 31 rotate in backstop groove 22, to be blocked by wearing plate 2, realize tight lock function.
Preferably, as shown in Figure 10, Figure 12-13, above-mentioned wearing plate opening portion 26 also includes the wedge-like opening portion 261 for matching with the detent projection portion 31 of wedge shape.When installing wearing plate 2, wedge-like opening portion 261 matches with the detent projection portion 31 of wedge shape, wedge-like opening portion 261 can advance to the direction in detent projection portion 31, namely can slide in detent projection portion 31 in wedge-like opening portion 261, thus do not hinder wearing plate to advance installation, and improve precise positioning between the two, improve the convenience of installation.
Preferably, as shown in Figure 6, the both sides, bottom about 131 of bucket bolt opening portion 13 are also provided with direction recess portion 132, correspondingly, as shown in Fig. 8-10 and Figure 12-14, the two edges up and down of wearing plate 2 are provided with the guide protrusion part 23 to this corresponding cooperation in direction recess portion 132, and this guide protrusion part 23 is positioned at direction recess portion 132, and can slide along this direction recess portion 132.
This direction recess portion 132 and guide protrusion part 23 all extend at the length direction of wearing plate 2.When installing wearing plate 2, can its guide protrusion part 23 be first arranged in direction recess portion 132, and guide protrusion part 23 is slided along this direction recess portion 132, and then wearing plate 2 is advanced into desired location, both realizations precise positioning, and convenient installation, also improve coupling stiffness between the two.
Preferably, as shown in Figure 6, the below of the front side of this bucket bolt opening portion 13 is provided with notch 134, the bolt lug boss 133 that struggles against is provided with between direction recess portion 132 below the bottom 131 of this notch 134 and bucket bolt opening portion 13, correspondingly, as shown in Fig. 8-10 and Figure 12-14, the below of wearing plate 2 is provided with for the wearing plate sticking part 25 together with fitting with this notch 134, is provided with the wearing plate concave part 24 for matching with bucket bolt lug boss 133 between this wearing plate sticking part 25 and guide protrusion part 23 of the below of wearing plate 2.
Above-mentioned notch 134, for cutting one piece of limit in bucket side, bolt opening portion 13, makes the length on the base of bucket bolt opening portion 13 be less than the otch of the length of top margin.Bucket bolt opening portion 13 has notch 134 and bucket bolt lug boss 133.Wearing plate 2 have wearing plate sticking part 25 and wearing plate concave part 24.When installing wearing plate 2 and entering bucket bolt opening portion 13, together with wearing plate sticking part 25 fits with notch 134, wearing plate concave part 24 is slidably located on bucket bolt lug boss 133, thus the precise positioning further increased between the two, and convenient installation, also improve coupling stiffness between the two.
Between bucket bolt 1 and wearing plate 2, concrete mounting means is as follows:
As shown in figures 23-27, in order to briefly explain connected mode between the two, Figure 23-27 illustrate only wearing plate 2 and detent projection portion 31 to illustrate.G-G line in Figure 23-27 is detent projection portion 31 and bucket bolt 1 axis in the vertical direction.
As shown in figure 23, detent projection portion 31 is aimed in the wearing plate opening portion 26 of wearing plate 2 dorsal part, and the direction recess portion 132 guide protrusion part 23 on wearing plate 2 aimed on bucket bolt 1, wearing plate sticking part 25 on wearing plate 2 is aimed at the notch 134 on bucket bolt 1, the wearing plate concave part 24 on wearing plate 2 is aimed at the bucket bolt lug boss 133 of bucket bolt 1.
As shown in figure 24, advance wearing plate 2 to the left, matched with detent projection portion 31 in the wearing plate opening portion 26 of wearing plate 2, guide protrusion part 23 matches with direction recess portion 132, wearing plate sticking part 25 and notch 134 fit, and wearing plate concave part 24 matches with bucket bolt lug boss 133.
As shown in figure 25, wearing plate 2 is continued to advance left, make detent projection portion 31 be positioned at backstop groove 22 place.
As shown in figure 26, by wearing plate through hole 21 is passed in the dismounting end 41 of demounting tool 4, and match with tapered end groove 321, rotate lock pin lug boss 31.
As shown in figure 27, by detent projection portion 31 half-twist, detent projection portion 31 is made to be fastened in backstop groove 22, by wearing plate 2 fixing and locking in bucket bolt opening portion 13.
Above-mentioned detent projection portion 31 can as required clockwise or be rotated counterclockwise.Above-mentioned detent projection portion 31 is before being rotated, and preferably, its external surface (namely mutually concordant with the external surface of cylindrical tapered end 32 face) is arranged upward, in order to avoid be blocked in wearing plate opening portion 26, makes wearing plate 2 can continue to make smooth advances.Wearing plate opening portion 26 can be arranged on its left side or right-hand part by above-mentioned wearing plate 2 as required, thus can advance from left side as required or advance from right side.
When dismantling, only needing to rotate tapered end 32, driving detent projection portion 31 to rotate, and shifting out backstop groove 22, then wearing plate 2 is shifted out bucket bolt opening portion 13, realize the replacing of wearing plate 2.
Thus, one bucket pin device provided by the invention, it is installed, unloading process is convenient, quick, and avoids and change overall bucket bolt, extends bucket bolt application life, improves the turnout of equipment simultaneously.
Above-described is only principle of the present invention and preferred embodiment.It should be pointed out that for the person of ordinary skill of the art, on the basis of the principle of the invention, other modification some can also be made, also should be considered as protection scope of the present invention.
Claims (9)
1. a bucket pin device, comprise bucket bolt and wearing plate, the below of described bucket bolt is provided with the bucket bolt opening portion running through bucket bolt body, the medium position of described bucket bolt opening portion is provided with bucket bolt installing hole, described wearing plate is arranged in described bucket bolt opening portion, it is characterized in that, this bucket pin device also includes lock pin, described lock pin is arranged in described bucket bolt installing hole, described lock pin is also provided with the detent projection portion extended towards the opening part of described bucket bolt opening portion, the medium position of described wearing plate is provided with the backstop groove for coordinating with described detent projection portion, described detent projection portion with the axis of described lock pin in axle revotating card is combined in described backstop groove,
Described lock pin comprises tapered end, lock core, lock housing and bullet pin;
Described detent projection portion is arranged on described tapered end, and described tapered end and described lock core are connected together, and described lock core is provided with on its cylindrical side face four equably for the lock core groove to the corresponding cooperation of described bullet pin,
Described lock housing is arranged in described bucket bolt installing hole, the middle part of described lock housing is also provided with the lock housing installing hole for installing described lock core, described lock core is arranged in described lock housing installing hole, the both sides being positioned at described lock core in described lock housing are all provided with a described bullet pin, and the end of described bullet pin is supported in described lock core groove.
2. one bucket pin device according to claim 1, it is characterized in that, described bullet pin comprises shank, arrange spring in described shank and be positioned at the end of described shank and the ball be connected with described spring, and described ball is supported in described lock core groove under the effect of described spring.
3. one bucket pin device according to claim 1, it is characterized in that, the dorsal part of described wearing plate is provided with for the wearing plate opening portion to the corresponding cooperation in described detent projection portion, one end of described wearing plate opening portion is positioned on a limit of described wearing plate, its other end is connected with described backstop groove, and described backstop groove is also connected with the wearing plate through hole running through described wearing plate body.
4. one bucket pin device according to claim 1, it is characterized in that, the upper and lower both sides, bottom of described bucket bolt opening portion are also provided with direction recess portion, correspondingly, the two edges up and down of described wearing plate are provided with the guide protrusion part to the corresponding cooperation in described direction recess portion, described guide protrusion part is positioned at described direction recess portion, and can slide along described direction recess portion.
5. one bucket pin device according to claim 4, it is characterized in that, the below of the front side of described bucket bolt opening portion is provided with notch, is provided with the bolt lug boss that struggles against between the described direction recess portion of the bottom part down of described notch and described bucket bolt opening portion,
The below of described wearing plate is provided with for the wearing plate sticking part together with fitting with described notch, is provided with the wearing plate concave part for matching with described bucket bolt lug boss between described wearing plate sticking part and the guide protrusion part of the below of described wearing plate.
6. one bucket pin device according to claim 3, is characterized in that, the cross section of described tapered end is circular, and described tapered end is also provided with tapered end groove.
7. one bucket pin device according to claim 6, it is characterized in that, described detent projection portion is positioned at the side of described tapered end groove, the area of the arch surface that described detent projection portion connects with described tapered end is greater than the area that it stretches out in the arch surface of described tapered end, and described detent projection portion is projected as wedge shape along described tapered end groove direction.
8. one bucket pin device according to claim 7, it is characterized in that, described wearing plate opening portion also includes the wedge-like opening portion for matching with the described detent projection portion of wedge shape.
9. one bucket pin device according to claim 1, it is characterized in that, described lock core groove is semi-circular recesses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310339715.5A CN103410187B (en) | 2013-08-06 | 2013-08-06 | A kind of bucket pin device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310339715.5A CN103410187B (en) | 2013-08-06 | 2013-08-06 | A kind of bucket pin device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103410187A CN103410187A (en) | 2013-11-27 |
| CN103410187B true CN103410187B (en) | 2016-03-16 |
Family
ID=49603225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310339715.5A Active CN103410187B (en) | 2013-08-06 | 2013-08-06 | A kind of bucket pin device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103410187B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106375225A (en) * | 2016-09-05 | 2017-02-01 | 深圳市安思科电子科技有限公司 | Dismountable smart router for communication network engineering |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5088214A (en) * | 1991-01-17 | 1992-02-18 | Esco Corporation | Excavator wear edge |
| CN202017222U (en) * | 2011-03-30 | 2011-10-26 | 太原重工股份有限公司 | Combined bucket tooth for digging machine |
| CN202466666U (en) * | 2011-12-02 | 2012-10-03 | 中国神华能源股份有限公司 | Bucket bolt of bucket of electric shovel |
| CN103168138A (en) * | 2010-09-08 | 2013-06-19 | 汉斯莱工业公司 | Connector pin assembly with dual function outer end portions, and associated ground engaging apparatus |
| CN203049670U (en) * | 2013-01-25 | 2013-07-10 | 斗山工程机械（中国）有限公司 | Engineering machinery and bucket protector thereof |
| CN203412024U (en) * | 2013-08-06 | 2014-01-29 | 中国神华能源股份有限公司 | Bucket bolt device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2400464T3 (en) * | 2010-03-25 | 2013-04-10 | Iveco S.P.A. | Power steering system for a vehicle equipped with a means to activate the stop and start function of a moving vehicle, in particular an industrial, commercial or special vehicle |
-
2013
- 2013-08-06 CN CN201310339715.5A patent/CN103410187B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5088214A (en) * | 1991-01-17 | 1992-02-18 | Esco Corporation | Excavator wear edge |
| CN103168138A (en) * | 2010-09-08 | 2013-06-19 | 汉斯莱工业公司 | Connector pin assembly with dual function outer end portions, and associated ground engaging apparatus |
| CN202017222U (en) * | 2011-03-30 | 2011-10-26 | 太原重工股份有限公司 | Combined bucket tooth for digging machine |
| CN202466666U (en) * | 2011-12-02 | 2012-10-03 | 中国神华能源股份有限公司 | Bucket bolt of bucket of electric shovel |
| CN203049670U (en) * | 2013-01-25 | 2013-07-10 | 斗山工程机械（中国）有限公司 | Engineering machinery and bucket protector thereof |
| CN203412024U (en) * | 2013-08-06 | 2014-01-29 | 中国神华能源股份有限公司 | Bucket bolt device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103410187A (en) | 2013-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103987921B (en) | The bit change-over method of shield excavation machine and bit change-over device | |
| RU2489572C2 (en) | Mining combine of continuous action with cutting frame | |
| CN105408555B (en) | Tool holding system | |
| AU2011304461A1 (en) | A rock drill bit and a drilling assembly for percussive rock drilling | |
| CN102322271A (en) | Tool pan back-loading type device for changing tool of slurry-balanced shield machine under normal pressure | |
| CN203924201U (en) | Keep assembly | |
| CN106475974A (en) | Hand-held tool and its clamping device | |
| CN103410187B (en) | A kind of bucket pin device | |
| CN203412024U (en) | Bucket bolt device | |
| CN208650858U (en) | Development machine and its knife of backbreaking | |
| CN106593459A (en) | Overbreak cutter for hard rock shield tunneling machine | |
| CN209195420U (en) | A kind of minor diameter normal pressure tool changing cutterhead | |
| CN206667320U (en) | Struggle against pin device | |
| JP6147955B2 (en) | Cutter support device and tunnel excavator provided with the same | |
| CN206608178U (en) | A kind of cutter head of shield machine structure | |
| CN206408663U (en) | A kind of forklift scraper bowl | |
| CN108825257A (en) | Development machine and its knife of backbreaking | |
| CN205117344U (en) | Shield constructs improved generation cutter of machine | |
| JP2019183558A (en) | Tunnel excavator | |
| CN207003526U (en) | A kind of excavator bucket toothholder | |
| CN209924004U (en) | Special stone digging arm for digging mine weathered stone | |
| CN202348278U (en) | Loading mechanism for cantilever type tunnelling machine | |
| JP6114432B2 (en) | Cutter support device and cutter replacement method | |
| CN206319357U (en) | The sluice gate bolt of power shovel scraper bowl | |
| CN110513049A (en) | A kind of novel hard rock Hob for cutting rock bearing arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |