阅读说明：本技术 履带芯金结构及具有其的履带 (Track core metal structure and track with same ) 是由 刘卫东 何庆一 李秀娟 张斌 冯芝娟 张侨侨 王琛 周申 邓玉霞 于 2021-03-25 设计创作，主要内容包括：本发明提供了一种履带芯金结构,包括：芯金本体、啮合部、第一诱导齿部件、第二诱导齿部件,啮合部用于与驱动盘的驱动齿驱动连接,啮合部为两个,两个啮合部分别位于芯金本体的长度方向上的两端,第一诱导齿部件位于芯金本体的中部,第一诱导齿部件上设置有第一连接部,第二诱导齿部件位于芯金本体的中部,且第一诱导齿部件与第二诱导齿部件沿芯金本体的宽度方向间隔地设置,第二诱导齿部件上设置有第二连接部；其中,至少两个履带芯金结构通过第一连接部与第二连接部相配合连接以形成履带芯金骨架。两个相邻的履带芯金结构可通过第一连接部与第二连接部连接配合,形成履带芯金骨架,提高了弹性体履带的横向刚度及扭转刚度,避免了履带车辆脱带的现象。(The invention provides a caterpillar core metal structure, comprising: the core metal part is provided with a first connecting part, the second inducing tooth part is arranged in the middle of the core metal body, the first inducing tooth part and the second inducing tooth part are arranged at intervals along the width direction of the core metal body, and the second inducing tooth part is provided with a second connecting part; wherein, at least two track core golden structures are connected with the second connecting part through the first connecting part in a matching way to form a track core golden framework. Two adjacent track core gold structures can be connected and matched with the second connecting part through the first connecting part to form a track core gold framework, so that the transverse rigidity and the torsional rigidity of the elastomer track are improved, and the phenomenon that the tracked vehicle is taken off is avoided.)

1. A track core metal structure, comprising:

a core metal body (10);

the core metal body (10) comprises two meshing parts (20), wherein the meshing parts (20) are used for being in driving connection with driving teeth of a driving disc, and the two meshing parts (20) are respectively positioned at two ends of the core metal body (10) in the length direction;

a first inductive tooth part (30), wherein the first inductive tooth part (30) is positioned in the middle of the core metal body (10), and a first connecting part (31) is arranged on the first inductive tooth part (30);

a second inductive tooth part (40), wherein the second inductive tooth part (40) is positioned in the middle of the core metal body (10), the first inductive tooth part (30) and the second inductive tooth part (40) are arranged at intervals along the width direction of the core metal body (10), and a second connecting part (41) is arranged on the second inductive tooth part (40);

at least two of the track core metal structures are matched and connected with the second connecting part (41) through the first connecting part (31) to form a track core metal framework (50).

2. The track core metal structure according to claim 1, wherein a side of the first inductive tooth part (30) away from the second inductive tooth part (40) is provided with a protrusion (32), the protrusion (32) forms the first connecting portion (31), a side of the second inductive tooth part (40) away from the first inductive tooth part (30) is provided with a groove (42), the groove (42) forms the second connecting portion (41), the protrusion (32) can be inserted into the groove (42) of the adjacent track core metal structure, so that the adjacent two track core metal structures are in fit connection, and when the track turns, a side wall of the protrusion (32) can abut against a groove wall of the groove (42) of the adjacent track core metal structure, so that the adjacent two track core metal structures are in fit connection.

3. The track core metal structure according to claim 2, wherein the first inductive tooth member (30) comprises:

a first induction tooth body (33), wherein the cross-sectional area of the top of the first induction tooth body (33) is smaller than that of the bottom of the first induction tooth body (33), a part of the bottom of the first induction tooth body (33) is connected with the core metal body (10), and the other part of the bottom of the first induction tooth body (33) extends in a direction away from the core metal body (10);

the second inductive tooth member (40) includes: a second induction tooth body (43), wherein the second induction tooth body (43) is arranged at a distance from the first induction tooth body (33), the cross-sectional area of the top of the second induction tooth body (43) is smaller than that of the bottom of the second induction tooth body (43), a part of the bottom of the second induction tooth body (43) is connected with the core metal body (10), and the other part of the bottom of the second induction tooth body (43) extends in a direction away from the core metal body (10);

the protrusion (32) is disposed on one side of the first inducing tooth body (33) away from the second inducing tooth body (43), and the groove (42) is disposed on one side of the second inducing tooth body (43) away from the first inducing tooth body (33).

4. Track core metal structure according to claim 3, wherein a reinforcement bar is provided between the first induction tooth body (33) and the second induction tooth body (43).

5. The track core metal structure as claimed in claim 1, wherein one end of the engaging portion (20) is connected to the core metal body (10), the other end of the engaging portion (20) has an opening, a hollow space (21) is formed in the middle of the engaging portion (20), and the hollow space (21) is communicated with the opening.

6. The track core metal structure according to claim 5, wherein the engaging portion (20) comprises:

the connecting plate (22), the said connecting plate (22) is connected with said core metal body (10);

the first meshing arc plate (23), the first meshing arc plate (23) is connected with the connecting plate (22), and the outer surface of the first meshing arc plate (23) is arc-shaped and is used for being in driving connection with driving teeth of a driving disc;

the second meshing arc plate (24), the second meshing arc plate (24) is connected with the connecting plate (22), the first meshing arc plate (23) and the second meshing arc plate (24) are oppositely arranged, and the outer surface of the second meshing arc plate (24) is arc-shaped and is used for being in driving connection with driving teeth of a driving disc;

a first supporting plate (25) and a second supporting plate (26) are arranged between the first meshing arc plate (23) and the second meshing arc plate (24), the first supporting plate (25) and the second supporting plate (26) are connected with the connecting plate (22), and the first meshing arc plate (23), the first supporting plate (25), the second meshing arc plate (24) and the second supporting plate (26) are sequentially connected and enclose to form the hollowed-out space (21); the side of the first support plate (25) facing away from the connection plate (22) has a concave shape and/or the side of the second support plate (26) facing away from the connection plate (22) has a concave shape.

7. The track core metal structure according to claim 1, wherein the core metal body (10) comprises:

the two ends of the first convex rib (11) are respectively connected with the two meshing parts (20), and the middle part of the first convex rib (11) is connected with the first induction tooth part (30);

a second rib (12), both ends of the second rib (12) being connected to the two engaging portions (20), respectively, a middle portion of the second rib (12) being connected to the second inductive tooth member (40), the first rib (11) being disposed opposite to the second rib (12);

a wing plate (13) is arranged between the first convex rib (11) and the second convex rib (12), two ends of the wing plate (13) are respectively connected with the two meshing parts (20), the thickness of the wing plate (13) is smaller than that of the first convex rib (11), and/or the thickness of the wing plate (13) is smaller than that of the second convex rib (12); the wing plate (13) is provided with at least one lightening hole.

8. The track core metal structure as claimed in claim 3, wherein a relief portion is provided on a side of the top of the second inducing tooth body (43) away from the first inducing tooth body (33), and the relief portion is communicated with the groove (42).

9. The track core metal structure according to claim 1, wherein a first stop (34) is opened at a side of the first inductive tooth part (30) far away from the second inductive tooth part (40), the first stop (34) forms the first connecting part (31), a second stop (44) is arranged on one side of the second induction tooth part (40) far away from the first induction tooth part (30), the second stop (44) forms the second connecting part (41), the first stop (34) and the second stop (44) are arranged at a distance along the length direction of the core metal body (10) so as to enable two adjacent track core metal structures to be matched and connected, when the crawler is turned, the side wall of the first stop catch (34) can abut against a second stop catch (44) of the adjacent crawler core metal structure, so that the two adjacent crawler core metal structures are in fit connection.

10. A track comprising a track core metal structure as claimed in any one of claims 1 to 9.

Technical Field

The invention relates to the technical field of belt-type track core metal for tracked vehicles, in particular to a high-speed light tracked vehicle.

Background

The elastic body belt type crawler belt has the excellent performances of small ground pressure, small vibration, low noise, good wet field passing performance, no damage to a road surface, high speed, light mechanical weight and the like, is widely applied to various fields of industry, engineering, agriculture, petroleum, scientific investigation, tourism, military, national defense and the like, and partially replaces a steel crawler belt and a tire. The development and application of the elastomer crawler greatly expand the application range of crawler-type and wheeled transport vehicles and overcome the restriction of various unfavorable terrain conditions and environments on mechanical equipment.

The prior elastomer belt type crawler is generally a rubber crawler or a polyurethane crawler, and only steel wires and elastomers are basically connected between a framework and the framework, so that the belt body is soft, the transverse rigidity and the torsional rigidity are very small, the belt body is not easy to recover after climbing teeth, the space utilization rate of the crawler width is not high, and the like. When the vehicle turns or runs at high speed on uneven road surfaces, muddy road surfaces, sandy lands and the like, the crawler cannot well transversely slide on the ground along with the loading wheels, so that the crawler is separated from the loading wheels to cause belt separation.

The transverse rigidity and the torsional rigidity of the existing elastomer track are poor, so that a high-speed heavy-duty vehicle cannot be used, and the progress of a moving system of a high-speed light-duty track vehicle is severely restricted.

Disclosure of Invention

The invention mainly aims to provide a track core metal structure and a track with the same, so as to solve the problem that the transverse rigidity and the torsional rigidity of an elastomer track in the prior art are poor.

In order to achieve the above object, according to one aspect of the present invention, there is provided a track core metal structure comprising: a core metal body; the two meshing parts are respectively positioned at two ends of the core metal body in the length direction; the first induced tooth component is positioned in the middle of the core metal body, and a first connecting part is arranged on the first induced tooth component; the first induced tooth component and the second induced tooth component are arranged at intervals along the width direction of the core metal body, and a second connecting part is arranged on the second induced tooth component; wherein, at least two track core golden structures are connected with the second connecting part through the first connecting part in a matching way to form a track core golden framework.

Further, the first induced tooth part is kept away from one side of second induced tooth part and has been seted up protrudingly, the arch forms first connecting portion, the second induced tooth part is kept away from one side of first induced tooth part and is seted up flutedly, the recess forms second connecting portion, the arch can insert in the recess of adjacent track core metal structure, so that two adjacent track core metal structure cooperation are connected, bellied lateral wall can with the cell wall looks butt of the recess of adjacent track core metal structure when the track turns to, so that two adjacent track core metal structure cooperation are connected.

Further, the first inducing tooth part includes: the cross-sectional area of the top of the first induction tooth body is smaller than that of the bottom of the first induction tooth body, one part of the bottom of the first induction tooth body is connected with the core metal body, and the other part of the bottom of the first induction tooth body extends in the direction far away from the core metal body; the second induction tooth component comprises a second induction tooth body, the second induction tooth body and the first induction tooth body are arranged at a distance, the cross sectional area of the top of the second induction tooth body is smaller than that of the bottom of the second induction tooth body, one part of the bottom of the second induction tooth body is connected with the core metal body, and the other part of the bottom of the second induction tooth body extends in a direction far away from the core metal body; wherein, the first induced tooth body is seted up protrudingly in the one side of keeping away from the second induced tooth body, and the second induced tooth body is seted up flutedly in the one side of keeping away from the first induced tooth body.

Further, a reinforcing rib is arranged between the first induction tooth body and the second induction tooth body.

Further, one end of the meshing portion is connected with the core metal body, the other end of the meshing portion is provided with an opening, the middle of the meshing portion is a hollow space, and the hollow space is communicated with the opening.

Further, the engaging portion includes: the connecting plate is connected with the core metal body; the first meshing arc plate is connected with the connecting plate, and the outer surface of the first meshing arc plate is arc-shaped and is used for being in driving connection with driving teeth of the driving disc; the first meshing arc plate is connected with the connecting plate, the first meshing arc plate and the second meshing arc plate are oppositely arranged, and the outer surface of the second meshing arc plate is arc-shaped and is used for being in driving connection with the driving teeth of the driving disc; first backup pad and second backup pad are provided with between first meshing arc board and the second meshing arc board, and first backup pad and second backup pad all are connected with the connecting plate, and first meshing arc board, first backup pad, second meshing arc board, second backup pad are connected in proper order and are enclosed and establish and form fretwork space.

Further, a side of the first support plate away from the connection plate has a concave shape, and/or a side of the second support plate away from the connection plate has a concave shape.

Further, the core body includes: the two ends of the first convex rib are respectively connected with the two meshing parts, and the middle part of the first convex rib is connected with the first induction tooth part; the two ends of the second convex rib are respectively connected with the two meshing parts, the middle part of the second convex rib is connected with the second induced tooth part, and the first convex rib and the second convex rib are oppositely arranged; and wing plates are arranged between the first convex ribs and the second convex ribs, and two ends of each wing plate are respectively connected with the two meshing parts. The thickness of the wing plate is less than that of the first convex rib, and/or the thickness of the wing plate is less than that of the second convex rib

Furthermore, the wing plate is provided with at least one lightening hole.

Furthermore, a position yielding part is arranged on one side, away from the first induction tooth body, of the top of the second induction tooth body, and the position yielding part is communicated with the groove.

Further, first backstop has been seted up to one side that first induced tooth part kept away from second induced tooth part, first backstop forms first connecting portion, the second backstop has been seted up to one side that first induced tooth part was kept away from to second induced tooth part, the second backstop forms the second connecting portion, first backstop has the distance with the second backstop along the length direction of core gold body and sets up, so that two adjacent track core gold structures cooperate and connect, the lateral wall of first backstop can with the second backstop looks butt of adjacent track core gold structure when the track turns to, so that two adjacent track core gold structures cooperate and connect.

According to another aspect of the invention, a crawler belt is provided, and the crawler belt is of the above-mentioned crawler belt core metal structure.

By applying the technical scheme of the invention, the first induction tooth parts and the second induction tooth parts are arranged at intervals in the middle of the core metal body, the first connecting parts are arranged on the first induction tooth parts, the second connecting parts are arranged on the second induction tooth parts, and when two adjacent track core metal structures are connected and matched with the second connecting parts through the first connecting parts, a track core metal framework is formed, so that the transverse rigidity and the torsional rigidity of the elastomer track are improved, and the phenomenon that the tracked vehicle takes off the track is avoided.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

figure 1 shows a first perspective schematic view of an embodiment of a track core gold structure according to the invention;

FIG. 2 illustrates a second perspective view schematic of an embodiment of a track core gold structure according to the present invention;

FIG. 3 illustrates a third perspective view schematic of an embodiment of a track core gold structure according to the present invention;

FIG. 4 illustrates a schematic structural view of an embodiment of a plurality of track core metal structures comprising a track core metal skeleton according to the present invention;

FIG. 5 shows a schematic structural view of a track core structure according to another embodiment of the invention;

fig. 6 shows a schematic structural view of a plurality of track core metal structures constituting a track core metal skeleton according to another embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a core metal body; 11. a first rib; 12. a second rib; 13. a wing plate;

20. an engaging portion; 21. hollowing out a space; 22. a connecting plate; 23. a first engaging arc plate; 24. a second engaging arc plate; 25. a first support plate; 26. a second support plate;

30. a first inductive tooth member; 31. a first connection portion; 32. a protrusion; 33. a first induction tooth body; 34. a first stop;

40. a second inductive tooth member; 41. a second connecting portion; 42. a groove; 43. a second induction tooth body; 44. a second stop;

50. a track core metal framework.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 4, the present invention provides a track core metal structure, including: the core metal part 10, the meshing part 20, the first inductive tooth part 30 and the second inductive tooth part 40, the meshing part 20 is used for being in driving connection with the driving teeth of the driving disc, the number of the meshing parts 20 is two, the two meshing parts 20 are respectively positioned at two ends of the core metal part 10 in the length direction, the first inductive tooth part 30 is positioned in the middle of the core metal part 10, the first connecting part 31 is arranged on the first inductive tooth part 30, the second inductive tooth part 40 is positioned in the middle of the core metal part 10, the first inductive tooth part 30 and the second inductive tooth part 40 are arranged at intervals in the width direction of the core metal part 10, and the second connecting part 41 is arranged on the second inductive tooth part 40; wherein, at least two tracked core metal structures are matched and connected with the second connecting part 41 through the first connecting part 31 to form a tracked core metal framework 50. Set up first induction tooth part and second induction tooth part through the middle part interval at core golden body to set up first connecting portion on first induction tooth part, set up second connecting portion on second induction tooth part, be connected the cooperation as the first connecting portion of two adjacent track core golden structure accessible and second connecting portion, form track core golden skeleton, improved the transverse rigidity and the torsional rigidity of elastomer track, avoided tracked vehicle to take off the phenomenon in area. When two adjacent track core metal structures can be connected and matched through the first connecting part and the second connecting part, the first inductive tooth part 30 of the previous track core metal structure and the second inductive tooth part 40 of the next track core metal structure are combined to form a complete inductive tooth assembly. This induced tooth subassembly can carry out the guide effect to double loading wheel, and a plurality of induced tooth subassemblies of track core golden skeleton have all played the guide effect that has certain transverse rigidity. The track core metal structure can be used for any elastomer track, such as a rubber track, a polyurethane track and the like.

As shown in fig. 1, 2 and 4, the first inductive tooth member 30 is provided with a protrusion 32, the protrusion 32 forms the first connecting portion 31, the second inductive tooth member 40 is provided with a groove 42, the groove 42 forms the second connecting portion 41, the protrusion 32 can be inserted into the groove 42, and when the crawler turns, the side wall of the protrusion 32 can abut against the groove wall of the groove 42, so that the core metal structures of two adjacent crawlers are connected in a matching manner. The arrangement is convenient for two adjacent track core metal structures to pass through the first connecting part, namely the protrusion 32, and the second connecting part, namely the groove 42, so that when the two adjacent track core metal structures are connected and matched, the first induced tooth part 30 of the previous track core metal structure and the second induced tooth part 40 of the next track core metal structure are combined to form a complete induced tooth assembly, and the transverse rigidity and the torsional rigidity of the whole track core metal framework are improved.

As shown in fig. 1 and 2, the first inductive tooth member 30 includes: the cross-sectional area of the top of the first induction tooth body 33 is smaller than that of the bottom of the first induction tooth body 33, so that the stability of the structure of the first induction tooth body is improved, one part of the bottom of the first induction tooth body 33 is connected with the core metal body 10, and the other part of the bottom of the first induction tooth body 33 extends in the direction away from the core metal body 10; set up like this and be convenient for first induced tooth body 33 to keep away from the one side of second induced tooth body 43 and seted up protruding 32, second induced tooth part 40 includes: the second induction tooth body 43 is arranged at a distance from the first induction tooth body 33, the cross-sectional area of the top of the second induction tooth body 43 is smaller than that of the bottom of the second induction tooth body 43, so that the structural stability of the second induction tooth body 43 is improved, one part of the bottom of the second induction tooth body 43 is connected with the core metal body 10, and the other part of the bottom of the second induction tooth body 43 extends in a direction away from the core metal body 10; so that the second inducing tooth body 43 is provided with a groove 42 at a side far away from the first inducing tooth body 33. The projections and the grooves are arranged away from the core metal body 10, so that the first inductive tooth part and the second inductive tooth part 40 are connected with each other conveniently, and the first inductive tooth part and the second inductive tooth part do not interfere with each other in the circumferential direction of the rotation of the crawler belt in the rotation process of the crawler belt; meanwhile, the two adjacent crawler core metal structures only interfere and abut with the side wall of the protrusion of the first induced tooth part of the previous crawler core metal structure and the groove wall of the groove of the second induced tooth part of the next crawler core metal structure in the crawler steering process, so that the two adjacent crawler core metal structures provide strong enough transverse rigidity and torsional rigidity for the crawler.

In the present embodiment, a reinforcing rib is provided between the first and second leading tooth bodies 33 and 43. This arrangement improves the rigidity of the first and second leading tooth bodies 33, 43 as a whole, and supplements the lateral rigidity and the torsional rigidity of the crawler belt.

As shown in fig. 3, one end of the engaging portion 20 is connected to the core metal body 10, the other end of the engaging portion 20 has an opening, the middle of the engaging portion 20 is a hollow space 21, and the hollow space 21 is communicated with the opening. This arrangement facilitates weight reduction without lowering the strength of the engaging portion 20.

Further, the engaging portion 20 includes: the core metal body 10 comprises a connecting plate 22, a first meshing arc plate 23 and a second meshing arc plate 24, wherein the connecting plate 22 is connected with the core metal body 10, the first meshing arc plate 23 is connected with the connecting plate 22, the outer surface of the first meshing arc plate 23 is arc-shaped and used for being in driving connection with driving teeth of a driving disc, the second meshing arc plate 24 is connected with the connecting plate 22, the first meshing arc plate 23 and the second meshing arc plate 24 are oppositely arranged, and the outer surface of the second meshing arc plate 24 is arc-shaped and used for being in driving connection with the driving teeth of the driving disc; first backup pad 25 and second backup pad 26 are provided with between first meshing arc board 23 and the second meshing arc board 24, and first backup pad 25 and second backup pad 26 all are connected with connecting plate 22, and first meshing arc board 23, first backup pad 25, second meshing arc board 24, second backup pad 26 are connected in proper order and are enclosed and establish and form fretwork space 21. The arrangement ensures that the meshing strength of the meshing part 20 and the driving teeth of the driving disc is stable, and simultaneously reduces the weight of the track core metal structure.

Wherein a side of the first support plate 25 remote from the connection plate 22 has a concave shape, and/or a side of the second support plate 26 remote from the connection plate 22 has a concave shape. This arrangement further reduces the weight of the track core metal structure.

As shown in fig. 1 to 3, the core metal body 10 includes: a first rib 11 and a second rib 12, both ends of the first rib 11 being connected to the two engaging portions 20, respectively, and a middle portion of the first rib 11 being connected to the first inductive tooth member 30; this arrangement improves the connection strength of the first inductive tooth member 30 to the core metal body 10. Both ends of the second rib 12 are connected to the two engaging portions 20, respectively, the middle portion of the second rib 12 is connected to the second inductive tooth member 40, and the first rib 11 is disposed opposite to the second rib 12; this arrangement improves the connection strength of the second inductive tooth member 40 to the core metal body 10. Wherein, a wing plate 13 is arranged between the first rib 11 and the second rib 12, and two ends of the wing plate 13 are respectively connected with the two engaging parts 20. The thickness of pterygoid lamina 13 is less than the thickness of first protruding muscle 11, or the thickness of pterygoid lamina 13 is less than the thickness of second protruding muscle 12, and the thickness of pterygoid lamina 13 also can all be less than the thickness of first protruding muscle 11 and second protruding muscle 12 certainly, sets up like this and has guaranteed that track core gold structure overall structure's stability is slight, has reduced track core gold structure weight.

As shown in fig. 5 and 6, a first stopping portion 34 is formed on one side of the first inductive tooth member 30 away from the second inductive tooth member 40, the first stopping portion 34 forms a first connecting portion 31, a second stopping portion 44 is formed on one side of the second inductive tooth member 40 away from the first inductive tooth member 30, the second stopping portion 44 forms a second connecting portion 41, the first stopping portion 34 and the second stopping portion 44 are arranged at a distance along the length direction of the core metal body 10, so that two adjacent track core metal structures are connected in a matched manner, and when the track turns, the side wall of the first stopping portion 34 can abut against the second stopping portion 44 of the adjacent track core metal structure, so that the two adjacent track core metal structures are connected in a matched manner. When the crawler normally works, a gap is reserved between the first stopping piece 34 and the second stopping piece 44, interference does not occur, when the crawler turns, the adjacent two crawler core metal structures tend to deflect mutually, at the moment, the first stopping piece 34 of the previous crawler core metal structure is abutted against the side wall of the second stopping piece 44 of the next crawler core metal structure, the two adjacent crawler core metal structures are guaranteed not to deflect greatly, and the transverse rigidity and the torsional rigidity of the crawler are improved.

In the present embodiment, the wing plate 13 is provided with at least one lightening hole. Preferably, the wing plate 13 is symmetrically provided with a plurality of lightening holes. The lightening holes are oblong so as to ensure the strength and the lowest weight.

In this embodiment, when the plurality of track core metal structures are driven by the driving wheel to surround the driving wheel, in order to avoid the interference between the top of the second induced tooth body 43 and the top of the first induced tooth body 33, a position-yielding portion is disposed on a side of the top of the second induced tooth body 43 away from the first induced tooth body 33, so that at least a portion of the top of the first induced tooth body 33 is located in the position-yielding portion of the second induced tooth body 43, and the top of the second induced tooth body 43 and the top of the first induced tooth body 33 are prevented from colliding with each other, and the position-yielding portion is communicated with the groove 42, so as to facilitate the processing and manufacturing of the core metal, that is, the position-yielding portion may also be a groove, thereby improving the processing efficiency, and certainly the position-yielding portion and the groove may not be communicated with each other.

The embodiment of the invention also provides a crawler belt, which comprises the crawler belt core metal structure. The transverse rigidity and the torsional rigidity of the elastomer track are improved, and the phenomenon that the tracked vehicle is out of the belt is avoided.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.