阅读说明：本技术 一种轨链节快速检测检具 (Quick detection gauge for rail chain link ) 是由 张健 魏崇 于 2021-01-22 设计创作，主要内容包括：本发明公开了一种轨链节快速检测检具,包括底板、竖板、第一孔销、第二孔销、第一压板、第二压板和若干定位销,其中：竖板横向设置于底板中部,其左右两端分别装配有第一中间套和第二中间套；第一孔销和第二孔销分别活动装配于第一中间套和第二中间套内；第一压板和第二压板分别纵向设置于竖板的顶端中部,且第一压板和第二压板的两端分别设有第一定位孔和第二定位孔；以及定位销分别活动装配于至少一侧的第一定位孔和第二定位孔内。相比现有的检测方式,该轨链节快速检测检具结构简单、新颖,操作更为方便、快捷、准确,能够进行大批量的快速检测,大大提高了检测及生产效率。(The invention discloses a rapid detection gauge for a rail link, which comprises a bottom plate, a vertical plate, a first hole pin, a second hole pin, a first pressing plate, a second pressing plate and a plurality of positioning pins, wherein: the vertical plate is transversely arranged in the middle of the bottom plate, and a first middle sleeve and a second middle sleeve are respectively assembled at the left end and the right end of the vertical plate; the first hole pin and the second hole pin are movably assembled in the first middle sleeve and the second middle sleeve respectively; the first pressing plate and the second pressing plate are respectively and longitudinally arranged in the middle of the top end of the vertical plate, and a first positioning hole and a second positioning hole are respectively formed in two ends of the first pressing plate and the second pressing plate; and the positioning pin is movably assembled in the first positioning hole and the second positioning hole on at least one side respectively. Compared with the existing detection mode, the rail link rapid detection gauge is simple and novel in structure, convenient, rapid and accurate to operate, capable of performing large-batch rapid detection and greatly improving detection and production efficiency.)

1. The utility model provides a utensil is examined in quick detection of rail link, its characterized in that includes bottom plate (10), riser (20), first hole round pin (30), second hole round pin (40), first clamp plate (50), second clamp plate (60) and a plurality of locating pin (80), wherein:

the vertical plate (20) is transversely arranged in the middle of the bottom plate (10), a first through hole (21) and a second through hole (22) are respectively formed in the left end and the right end of the vertical plate, and a first middle sleeve (23) and a second middle sleeve (24) are respectively and correspondingly assembled in the first through hole (21) and the second through hole (22);

the first hole pin (30) and the second hole pin (40) are movably assembled in the first middle sleeve (23) and the second middle sleeve (24) respectively, and two ends of the first hole pin and the second hole pin can be matched and connected with a pin sleeve hole (91) and a pin hole (92) of the rail chain link (90) respectively;

the first pressing plate (50) and the second pressing plate (60) are longitudinally arranged in the middle of the top end of the vertical plate (20) through bolts (70), and two ends of the first pressing plate (50) and the second pressing plate (60) are correspondingly provided with a first positioning hole (51) and a second positioning hole (61) respectively; and

the positioning pin (80) is movably assembled in the first positioning hole (51) and the second positioning hole (61) on at least one side respectively, and the lower end of the positioning pin (80) can be matched and connected with the first screw hole (93) and the second screw hole (94) of the rail chain link (90) respectively.

2. The quick detection tool for the rail chain link according to claim 1, wherein the upper end face of the bottom plate (10) is provided with a first assembling groove (11) and a second assembling groove (12) which are longitudinally and parallelly arranged, wherein:

the two second assembling grooves (12) are respectively located at the two sides of the first assembling groove (11), the vertical plate (20) is embedded in the first assembling groove (11), and the wear-resisting plate (15) used for placing the rail chain link (90) is embedded in the second assembling groove (12).

3. The quick detection tool for the rail chain link according to claim 2, wherein the two ends of the bottom plate (10) are fixed to the bottoms of the vertical plates (20) through conical pins (13) and screws (14) at positions corresponding to the first assembling grooves (11).

4. The quick detection tool for the rail chain link according to claim 1, wherein a first plate groove (25) and a second plate groove (26) are formed in the middle of the top end of the vertical plate (20) at intervals, and are longitudinally arranged, wherein:

threaded holes (27) and lower taper holes (28) are respectively formed in the first plate groove (25) and the second plate groove (26) along the longitudinal direction of the first plate groove, a first pressing plate (50) is embedded in the first plate groove (25), and a second pressing plate (60) is embedded in the second plate groove (26).

5. Quick detection gauge of a rail link according to claim 1, characterized in that the diameter of said first hole pin (30) is greater than the diameter of said second hole pin (40) and the length of said first hole pin (30) is less than the length of said second hole pin (40).

6. The quick detection tool for the rail chain link according to claim 1, wherein the first hole pin (30) is provided with a first positioning groove (31) on the periphery at both ends thereof, and the second hole pin (40) is provided with a second positioning groove (41) on the periphery at both ends thereof.

7. The quick detection tool for the rail link according to claim 1, wherein the length of the first pressing plate (50) is smaller than that of the second pressing plate (60), the first positioning holes (51) at two ends of the first pressing plate (50) are vertically and correspondingly arranged with the first screw holes (93), and the second positioning holes (61) at two ends of the second pressing plate (60) are vertically and correspondingly arranged with the second screw holes (94).

8. The quick detection tool for the rail link according to claim 1, wherein a first counter bore (52) corresponding to the threaded hole (27) and a first upper tapered hole (53) corresponding to the lower tapered hole (28) are formed in the middle of the first pressing plate (50), and are longitudinally arranged in the first plate groove (25) through the bolt (70) penetrating through the first counter bore (52) and the corresponding threaded hole (27) and the conical pin penetrating through the first upper tapered hole (53) and the corresponding lower tapered hole (28).

9. The quick detection tool for the rail link according to claim 1, wherein a second counter bore (62) corresponding to the threaded hole (27) and a second upper tapered hole (63) corresponding to the lower tapered hole (28) are formed in the middle of the second pressure plate (60), and are longitudinally arranged in the second plate groove (26) through the bolt (70) penetrating through the second counter bore (62) and the corresponding threaded hole (27) and the conical pin penetrating through the second upper tapered hole (63) and the corresponding lower tapered hole (28).

10. The quick detection tool for the rail chain link according to claim 1, wherein the positioning pin (80) is of a structure with a large upper end and a small lower end, and the diameter and the height of the upper end of the positioning pin are larger than those of the lower end of the positioning pin.

Technical Field

The invention relates to a rail link detection tool, in particular to a rail link rapid detection gauge.

Background

The track caterpillar track section forging is an important part of a traveling part of a track type engineering vehicle traveling system such as an excavator and a bulldozer, the consumption of the forging is large, and the quality of the forging directly influences the service life of a track assembly. The caterpillar track section is provided with a pin hole and a pin sleeve hole, and in order to realize the quality of connection of adjacent components, the pin hole and the pin sleeve hole on the caterpillar track section are required to be within a certain range.

Due to the necessity of detecting the track link with large yield and the comprehensive position degree of the quality index, the organic combination of the track link quality and the productivity requirement is seriously restricted by the overlong single-piece detection time of the CMM, and the problem of overlong single-piece detection result waiting time exists because the time for detecting the track link by the conventional CMM is about 12 minutes. Along with the increase of the yield of the rail chain links, the requirement on the detection speed of the rail chain links is higher and higher, and the original detection method has low efficiency and high labor intensity; and when the full detection is carried out on some rail chain links, great difficulty exists.

In addition, the published patent CN208443292U discloses a caterpillar link four-hole positioning checking fixture, which ensures the consistency of the sizes of caterpillar link bolt holes through the sizes of four cylindrical protrusions with determined sizes and positions on the checking fixture body, thereby realizing quick detection and ensuring correct assembly; and published patent CN202403642U discloses a caterpillar link comprehensive testing tool, which is characterized in that two positioning sleeves are mounted on a bottom plate, and the pitch size deviation of the caterpillar link is detected through the matching of the caterpillar link comprehensive testing tool and the two positioning pins; detecting the center height deviation of the caterpillar track section by matching the go-no go gauge with the positioning blocks on the left measuring plate and the right measuring plate; and detecting the position degree deviation of the left-hand and right-hand chain track sections through the matching of the inspection pin and the left-hand inspection pin sleeve or the right-hand inspection pin sleeve.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: aiming at the defects in the prior art, the rail link rapid detection gauge is provided.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a quick detection gauge for a rail chain link, which comprises a bottom plate, a vertical plate, a first hole pin, a second hole pin, a first pressing plate, a second pressing plate and a plurality of positioning pins, wherein:

the vertical plate is transversely arranged in the middle of the bottom plate, a first through hole and a second through hole are respectively formed in the left end and the right end of the vertical plate, and a first middle sleeve and a second middle sleeve are respectively and correspondingly assembled in the first through hole and the second through hole;

the first hole pin and the second hole pin are respectively and movably assembled in the first middle sleeve and the second middle sleeve, and two ends of the first hole pin and the second hole pin can be respectively matched and connected with a pin sleeve hole and a pin hole of the rail chain link;

the first pressing plate and the second pressing plate are longitudinally arranged in the middle of the top end of the vertical plate through bolts respectively, and a first positioning hole and a second positioning hole are correspondingly formed in two ends of the first pressing plate and the second pressing plate respectively; and

the positioning pin is movably assembled in the first positioning hole and the second positioning hole on at least one side respectively, and the lower end of the positioning pin can be respectively matched and connected with the first screw hole and the second screw hole of the rail chain link.

Further, on the quick detection tool for the rail chain link, a first assembling groove and a second assembling groove which are longitudinally and parallelly arranged are formed in the upper end face of the bottom plate, wherein:

the second assembly groove is two, is located respectively the both sides position of first assembly groove, embedded establishing of first assembly groove the riser, embedded being equipped with of second assembly groove is used for placeeing the antifriction plate of rail chain link.

Furthermore, on the rail link rapid detection gauge, the two ends of the bottom plate corresponding to the first assembling grooves are respectively fixed to the bottom of the vertical plate through conical pins and screws.

Further, on the utensil is examined in quick detection of rail link, the top middle part interval of riser is seted up and is longitudinal arrangement's first board groove and second board groove, wherein:

the first plate groove and the second plate groove are respectively provided with a threaded hole and a lower taper hole along the longitudinal direction, the first plate groove is embedded with a first pressing plate, and the second plate groove is embedded with a second pressing plate.

Further, on the rapid rail link detection gauge, the diameter of the first hole pin is larger than that of the second hole pin, the length of the first hole pin is smaller than that of the second hole pin, the size of the first hole pin is matched with the pin sleeve hole, and the size of the second hole pin is matched with the pin hole.

Furthermore, on the rapid detection gauge for the rail chain link, first positioning grooves are respectively formed in the peripheral bodies at two ends of the first hole pin, and second positioning grooves are respectively formed in the peripheral bodies at two ends of the second hole pin.

Furthermore, on the rapid detection tool for the rail chain link, the length of the first pressing plate is smaller than that of the second pressing plate, the first positioning holes at the two ends of the first pressing plate and the first screw holes are vertically arranged in a corresponding mode, and the second positioning holes at the two ends of the second pressing plate and the second screw holes are vertically arranged in a corresponding mode.

Furthermore, on the rapid detection gauge for the rail chain link, a first counter sink corresponding to the threaded hole and a first upper taper hole corresponding to the lower taper hole are formed in the middle of the first pressing plate, and the first counter sink, the bolt corresponding to the threaded hole and a taper pin passing through the first upper taper hole and the corresponding lower taper hole are longitudinally arranged in the first plate groove.

Furthermore, on the rapid rail link detection gauge, a second counter bore corresponding to the threaded hole and a second upper taper hole corresponding to the lower taper hole are formed in the middle of the second pressing plate, and the second counter bore, the bolt corresponding to the threaded hole and the taper pin corresponding to the lower taper hole are longitudinally arranged in the second plate groove.

Further, on the rapid detection gauge for the rail chain link, the positioning pin is of a structure with a large upper end and a small lower end, and the diameter and the height of the upper end of the positioning pin are larger than those of the lower end of the positioning pin.

By adopting the technical scheme, compared with the prior art, the invention has the following technical effects:

according to the rapid detection tool for the rail link, the sizes and the spaces of the first hole pin, the second hole pin, the first pressing plate and the second pressing plate on the detection tool are determined, and the reference of pin holes and pin sleeve holes of all produced rail links are required to be the same, so that the consistency of the sizes of pin holes and pin sleeve holes of the rail link can be ensured through the detection tool, rapid detection can be realized, and correct assembly can be ensured; compared with the existing detection mode, the detection tool is simple and novel in structure, convenient, rapid and accurate to operate, capable of performing large-batch rapid detection and greatly improving detection and production efficiency.

Drawings

FIG. 1 is a schematic top view of a gauge for rapid detection of a rail link according to the present invention;

FIG. 2 is a schematic side view of the gauge for rapidly detecting the track link according to the present invention;

FIG. 3 is a schematic view of a depression structure of a bottom plate in the rapid rail link detection gauge according to the present invention;

FIG. 4 is a schematic side view of a bottom plate of the rapid rail link detection fixture according to the present invention;

FIG. 5 is a schematic side structure view of a vertical plate in the rapid rail link detection gauge of the present invention;

FIG. 6 is a schematic top view of a vertical plate in the rapid rail link detection fixture according to the present invention;

FIG. 7 is a schematic structural view of a first hole pin in the rapid rail link detection fixture according to the present invention;

FIG. 8 is a schematic structural view of a second hole pin in the rapid rail link detection fixture according to the present invention;

FIG. 9 is a schematic structural view of a first pressing plate in the rapid rail link detection fixture according to the present invention;

FIG. 10 is a schematic structural view of a second pressing plate in the rapid rail link detection fixture according to the present invention;

FIG. 11 is a schematic side view of a rail link in the rapid rail link detection fixture according to the present invention;

FIG. 12 is a schematic top view of a rail link in the rapid detection tool for a rail link according to the present invention;

wherein the reference symbols are:

10-bottom plate, 11-first assembly groove, 12-second assembly groove, 13-taper pin, 14-screw, 15-wear plate; 20-a vertical plate, 21-a first through hole, 22-a second through hole, 23-a first middle sleeve, 24-a second middle sleeve, 25-a first plate groove, 26-a second plate groove, 27-a threaded hole and 28-a lower taper hole; 30-a first hole pin, 31-a first positioning groove; 40-a second hole pin, 41-a second positioning groove; 50-a first pressing plate, 51-a first positioning hole, 52-a first counter sink and 53-a first upper taper hole; 60-a second pressing plate, 61-a second positioning hole, 62-a second counter sink and 63-a first upper taper hole; 70-bolt; 80-positioning pins; 90-rail chain links, 91-pin sleeve holes, 92-pin holes, 93-second screw holes 94-second screw holes.

Detailed Description

The present invention will be described in detail and specifically with reference to the following examples to facilitate better understanding of the present invention, but the following examples do not limit the scope of the present invention.

In some embodiments, as shown in fig. 1 and 2, a rail link rapid detection tool capable of performing large-batch rapid detection is provided, which mainly includes a bottom plate 10, a vertical plate 20, a first hole pin 30, a second hole pin 40, a first pressing plate 50, a second pressing plate 60 and a plurality of positioning pins 80, wear-resisting plates 15 for placing rail links 90 to be detected are respectively disposed on the left and right sides of the bottom plate 10, and the bottom plate 10, the vertical plate 20, the first hole pin 30, the second hole pin 40, the first pressing plate 50, the second pressing plate 60, the plurality of positioning pins 80 and the wear-resisting plates 15 are made of stainless steel or aluminum alloy.

In some embodiments, as shown in fig. 1 and fig. 2, specifically, the riser 20 is transversely detachably disposed in the middle of the bottom plate 10, the left end and the right end of the riser are respectively provided with a first through hole 21 and a second through hole 22, the first through hole 21 and the second through hole 22 are respectively and correspondingly provided with a first middle sleeve 23 and a second middle sleeve 24, and the first middle sleeve 23 and the second middle sleeve 24 are respectively used for assembling a first hole pin 30 and a second hole pin 40.

In some embodiments, as shown in fig. 1 and 2, in particular, the first hole pin 30 and the second hole pin 40 are movably assembled in the first middle sleeve 23 and the second middle sleeve 24 respectively, the first hole pin 30 can slide left and right in the first middle sleeve 23, the second hole pin 40 can slide left and right in the second middle sleeve 24, two ends of the first hole pin 30 can be respectively connected with the pin sleeve holes 91 of the rail links 90 on two sides of the riser 20 in a matching manner, and the second hole pin 40 can slide left and right in the second middle sleeve 24, two ends of the first hole pin 30 can be respectively connected with the pin holes 92 of the rail links 90 on two sides of the riser 20 in a matching manner, so as to detect whether the sizes of the pin sleeve holes 91 and the pin holes 92 on the rail links 90 meet the standard requirements.

In some embodiments, as shown in fig. 1 and fig. 2, specifically, the first pressing plate 50 and the second pressing plate 60 are respectively longitudinally detachably disposed at the middle of the top end of the vertical plate 20 through bolts 70, and two ends of the first pressing plate 50 and the second pressing plate 60 are respectively provided with a first positioning hole 51 and a second positioning hole 61; the positioning pin 80 is movably assembled in the first positioning hole 51 and the second positioning hole 61 on at least one side respectively, and the lower end of the positioning pin 80 can be matched and connected with the first screw hole 93 and the second screw hole 94 of the rail link 90 respectively, so as to detect whether the sizes of the first screw hole 93 and the second screw hole 94 on the rail link 90 meet the standard requirements or not.

In one embodiment, as shown in fig. 3 and 4, the upper end surface of the bottom plate 10 is provided with a first assembling groove 11 and a second assembling groove 12 which are longitudinally and parallelly arranged, wherein: the number of the second assembling grooves 12 is two, the two second assembling grooves are respectively located on two sides of the first assembling groove 11, vertical plates 20 are embedded in the first assembling groove 11, wear-resisting plates 15 used for placing rail chain links 90 are embedded in the second assembling grooves 12, and the wear-resisting plates 15 are detachably fixed in the second assembling grooves 12 through screws.

In one embodiment, as shown in fig. 2 and 5, the two ends of the bottom plate 10 are fixed to the bottom of the riser 20 by the taper pins 13 and the screws 14 at positions corresponding to the first fitting grooves 11, respectively. Correspondingly, mounting holes corresponding to the taper pins 13 and the screws 14 are respectively formed at the bottom of the vertical plate 20.

In one embodiment, as shown in fig. 5 and 6, the top middle of the riser 20 is provided with a first plate groove 25 and a second plate groove 26 at an interval in a longitudinal arrangement, wherein: the first plate groove 25 and the second plate groove 26 are respectively provided with a threaded hole 27 and a lower taper hole 28 along the longitudinal direction, the first pressing plate 50 is embedded in the first plate groove 25, and the second pressing plate 60 is embedded in the second plate groove 26.

In one embodiment, as shown in fig. 7 and 8, the diameter of first hole pin 30 is greater than the diameter of second hole pin 40, and the length of first hole pin 30 is less than the length of second hole pin 40, first hole pin 30 being sized to fit pin sleeve hole 91, and second hole pin 40 being sized to fit pin hole 92. And the circumference of the two ends of the first hole pin 30 is respectively provided with a first positioning groove 31, and the circumference of the two ends of the second hole pin 40 is respectively provided with a second positioning groove 41, and the first positioning groove 31 and the second positioning groove 41 form a stop end at the two ends of the first hole pin 30 and the second hole pin 40.

In one embodiment, as shown in fig. 1, 9 and 10, the length of the first pressing plate 50 is smaller than the length of the second pressing plate 60, the first positioning holes 51 at two ends of the first pressing plate 50 are vertically arranged corresponding to the first screw holes 93, and the second positioning holes 61 at two ends of the second pressing plate 60 are vertically arranged corresponding to the second screw holes 94.

In one embodiment, as shown in fig. 1 and 9, the first pressing plate 50 is provided with a first counter bore 52 corresponding to the threaded hole 27 and a first upper tapered hole 53 corresponding to the lower tapered hole 28 at the middle portion thereof, and is longitudinally disposed in the first plate groove 25 by a bolt 70 passing through the first counter bore 52 and the corresponding threaded hole 27 and a taper pin passing through the first upper tapered hole 53 and the corresponding lower tapered hole 28.

In one embodiment, as shown in fig. 1 and 10, a second counter bore 62 corresponding to the threaded hole 27 and a second upper tapered hole 63 corresponding to the lower tapered hole 28 are opened at the middle portion of the second pressure plate 60, and are longitudinally disposed in the second plate groove 26 by a bolt 70 passing through the second counter bore 62 and the corresponding threaded hole 27 and a taper pin passing through the second upper tapered hole 63 and the corresponding lower tapered hole 28.

In one embodiment, as shown in fig. 2, the positioning pin 80 has a structure with a larger upper end and a smaller lower end, the diameter and height of the upper end are larger than those of the lower end, and the lower end of the positioning pin 80 can be inserted into the first screw hole 93 and the second screw hole 94 through the first positioning hole 51 and the second positioning hole 61.

As shown in fig. 1 and 2, the rail link rapid detection gauge provided by the invention has the following working principle:

the positioning reference of the rapid gauge is a rail surface, the rail surface of a rail chain link 90 to be measured is placed on a bottom plate 10, a first hole pin 30 and a second hole pin 40 are arranged at a first through hole 21 and a second through hole 22 at the left end and the right end of a vertical plate 20, and the first hole pin 30 and the second hole pin 40 are through-stop gauge pins;

firstly, the first hole pin 30 and the second hole pin 40 respectively penetrate through the pin sleeve hole 91 and the pin hole 92 of the rail link 90, and as long as the through ends of the first hole pin 30 and the second hole pin 40 can smoothly pass through the pin sleeve hole 91 and the pin hole 92 and the dead ends can not pass through, the inner diameters and the position sizes of the pin sleeve hole 91 and the pin hole 92 of the rail link 90 to be measured are within the tolerance range;

then, the two positioning pins 80 at the first positioning hole 51 on the first pressing plate 50 and the second positioning hole 61 on the second pressing plate 60 on the same side are respectively inserted into the first screw hole 93 and the second screw hole 94 of the rail link 90 to be measured from the upper side, and as long as the two positioning pins 80 can be simultaneously inserted into the first screw hole 93 and the second screw hole 94, the inner diameters and the position sizes of the first screw hole 93 and the second screw hole 94 of the rail link 90 to be measured are within the tolerance range

In addition, it should be noted that the rail link 90 to be measured is manufactured by using a U-drill, the inner diameter dimension is verified by CPK measurement, the dimension is very stable, and the blade wear only causes the inner hole dimension to become small, so the dimension of the difference between the inner diameters of the first positioning hole 51 and the second positioning hole 61 is not considered here, and the dimension of the outer diameter of the lower end of the positioning pin 80 is the lower deviation dimension of the inner diameter of the positioning hole.

The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.