CN210191674U - Disc spring tensioning device for heavy crawler equipment - Google Patents
Disc spring tensioning device for heavy crawler equipment Download PDFInfo
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- CN210191674U CN210191674U CN201920879848.4U CN201920879848U CN210191674U CN 210191674 U CN210191674 U CN 210191674U CN 201920879848 U CN201920879848 U CN 201920879848U CN 210191674 U CN210191674 U CN 210191674U
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Abstract
The utility model discloses a disc spring tensioning device for heavy crawler equipment, belonging to the technical field of bulldozer equipment and comprising a guide wheel and a tensioning structure; the method is characterized in that: the tensioning structure comprises a sleeve, a disc spring sleeve, an adjusting pad disc and an oil cylinder body are sleeved in the sleeve, the disc spring sleeve comprises a bottom plate, a preset number of annular supporting blocks are arranged on one side of the bottom plate at equal intervals, a supporting guide column penetrates through the annular supporting blocks in the axial direction of the bottom plate, and one side of the supporting guide column is connected with the disc spring in a sliding manner; the utility model has the advantages that: the combined disc spring is used for replacing the traditional spiral spring, so that the installation load and the elastic stroke of the device are greatly improved; the supporting guide columns have the effects of guiding and positioning in the axial direction and prevent the disc springs from being clamped between the annular supporting blocks; the outer sleeve is adopted for positioning, so that foreign matters can be prevented from entering a disc spring gap, and the service life is prolonged; the oil cylinder body is provided with a boss, so that the oil cylinder is convenient to guide, disassemble, assemble and maintain.
Description
The technical field is as follows:
the utility model belongs to the technical field of bull-dozer equipment, more specifically relate to a heavy track dish spring rises and tightly installs for equipment.
Background art:
at present, the main models of domestic crawler chassis pieces are suitable for excavators and bulldozers, no special chassis piece for heavy crawler equipment is provided, and the matching of heavy crawler equipment such as rotary drilling rigs and mobile crushing stations is mainly carried out by referring to the past experience of excavators and the like, so that the adaptability of the working conditions of the crawler chassis piece products is poor, and faults such as tooth dropping, service life reduction and the like often occur; meanwhile, heavy crawler equipment is produced in multiple varieties and small batches, the adaptive tensioning device and the guide wheel often need customized development, and the spiral spring is complex in process, long in new product period and inconvenient for market popularization;
however, the tension structure of the helical spring is easy to cause the tooth-disengaging phenomenon, which is caused by insufficient force of the tension device due to insufficient installation load and elastic stroke of the helical spring, so that the state that the crawler is disengaged from the chain wheel in the walking process of the crawler-type machine is often seen in the backing process of the equipment.
The utility model has the following contents:
in order to solve the problems and overcome the defects of the prior art, the utility model provides a disc spring tensioning device for heavy track equipment;
the first technical problem to be solved is that: the installation load and the elastic stroke of the spiral spring are insufficient, so that the tension device has insufficient strength to cause the tooth stripping phenomenon;
the second technical problem to be solved is that: the shape difference of different specifications dish spring products is great, and the locking structure degree of difficulty that realizes the adaptation of multiple model dish spring is great.
The utility model provides a concrete technical scheme of above-mentioned technical problem does: the disc spring tensioning device for the heavy crawler equipment comprises a guide wheel and a tensioning structure; one end of the tensioning structure is provided with a connecting shaft seat, the connecting shaft seat is connected with a rotating shaft of the guide wheel in a rotating connection mode, the other end of the tensioning structure is provided with an oil cylinder, and the oil cylinder comprises an oil cylinder body and an oil cylinder shaft; the method is characterized in that:
the tensioning structure comprises a sleeve, the sleeve is arranged into a hollow cylindrical structure with one open end, a disc spring sleeve, an adjusting pad disc and an oil cylinder body are sleeved in the sleeve,
the disc spring sleeve is internally sleeved with a disc spring group, the disc spring group is formed by serially connecting a preset number of disc springs, the inner wall of the disc spring sleeve is matched with the disc spring group, the outer wall of the disc spring sleeve is matched with the inner wall of the sleeve, one side of the disc spring sleeve is provided with an adjusting pad disc, one side of the adjusting pad disc is provided with an oil cylinder body, the bottom of the oil cylinder body is provided with an annular boss, the outer side of the annular boss is sleeved with a clamping plate, and the clamping plate is arranged in an annular structure and is fixed with the end face of the sleeve through;
push rods are symmetrically arranged on one side of the sleeve along the axis direction and are fixedly connected with the connecting shaft seat through bolts.
Furthermore, the oil cylinder shaft is fixedly connected with the frame.
Furthermore, dish spring cover includes the bottom plate, and one side of bottom plate is equidistant to be provided with the annular supporting shoe of predetermineeing quantity, wears to be equipped with the support guide post in the annular supporting shoe along bottom plate axis direction, and one side of supporting the guide post is continuous the setting with dish spring slip.
Furthermore, the supporting guide post is connected with the bottom of the sleeve in a penetrating mode.
The utility model has the advantages that:
the device utilizes the combined disc spring to replace the traditional spiral spring, thereby greatly improving the installation load and the elastic stroke of the device;
the disc spring sleeve of the device realizes the adjustment of the axis direction, and ensures that the sleeve is matched with disc springs of different specifications; the supporting guide column not only plays a role in guiding in the axis direction and ensures the length adjustment of the disc spring sleeve along the axis direction, but also has a positioning effect by virtue of the sliding connection arrangement of one side of the supporting guide column and the disc spring, so that the disc spring is prevented from being clamped between the annular supporting blocks;
the adjusting pad disc of the device realizes the adjustment of the axis direction and ensures the stable matching of the disc spring and the oil cylinder body when the height difference of the disc spring is different;
the device adopts the outer sleeve for positioning, can prevent foreign matters from entering the gap of the disc spring and prolong the service life; the oil cylinder body is provided with a boss, so that the oil cylinder is convenient to guide, disassemble, assemble and maintain.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the tensioning structure of the utility model;
FIG. 3 is a schematic view of the structure of the sleeve wall of the tensioning structure of the present invention;
FIG. 4 is a schematic view of the structure of the disc spring sleeve of the present invention; in the drawings:
1. a cylinder shaft; 2. a cylinder block; 3. clamping a plate; 4. a disc spring set; 5. a sleeve; 6. adjusting the cushion disc; 7. a disc spring sleeve; 8. a base plate; 9. an annular support block; 10. supporting the guide post; 11. a guide wheel; 12. is connected with the shaft seat.
The specific implementation mode is as follows:
to further clarify the objects, aspects and advantages of the present invention, a more complete description of the invention will now be rendered by reference to the appended drawings, which are illustrated in fig. 1-4. In describing the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "rear", "lower left", "upper right", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model discloses a concrete implementation mode: the disc spring tensioning device for the heavy crawler equipment comprises a guide wheel 11 and a tensioning structure; one end of the tensioning structure is provided with a connecting shaft seat 12, the connecting shaft seat 12 is connected with a rotating shaft of the guide wheel 11 in a rotating connection mode, the other end of the tensioning structure is provided with an oil cylinder, and the oil cylinder comprises an oil cylinder body 2 and an oil cylinder shaft 1; the oil cylinder shaft 1 is fixedly connected with the frame, and is characterized in that:
the tensioning structure comprises a sleeve 5, the sleeve 5 is arranged into a hollow cylindrical structure with one open end, a disc spring sleeve 7, an adjusting pad 6 and an oil cylinder body 2 are sleeved in the sleeve 5,
the disc spring set 4 is sleeved in the disc spring sleeve 7, the disc spring set 4 is formed by serially connecting a preset number of disc springs, the inner wall of the disc spring sleeve 7 is matched with the disc spring set 4, the outer wall of the disc spring sleeve 7 is matched with the inner wall of the sleeve 5, one side of the disc spring sleeve 7 is provided with an adjusting pad 6, one side of the adjusting pad 6 is provided with the oil cylinder body 2, the bottom of the oil cylinder body 2 is provided with an annular boss, the outer side of the annular boss is sleeved with a clamping plate 3, the clamping plate 3 is arranged in an annular structure and is fixed with the end face of the sleeve 5 through a bolt; the disc spring sleeve 7 comprises a bottom plate 8, a preset number of annular supporting blocks 9 are arranged on one side of the bottom plate 8 at equal intervals, supporting guide columns 10 penetrate through the annular supporting blocks 9 in the axis direction of the bottom plate 8, and one sides of the supporting guide columns 10 are connected with the disc springs in a sliding mode; the supporting guide post 10 is connected with the bottom of the sleeve 5 in a penetrating way; push rods are symmetrically arranged on one side of the sleeve 5 along the axis direction and fixedly connected with the connecting shaft seat 12 through bolts.
It is to be noted that the utility model relates to a disc spring tensioning device for heavy track equipment, when in operation,
1. in order to adapt to heavy tracks of various types, different loads and elastic strokes are needed, the quantity of disc springs of the disc spring groups 4 is adjusted by sleeving the disc spring sleeves 7, but the disc springs of different specifications have larger differences in outer diameter and height, and the disc spring sleeves 7 are sleeved outside the disc spring groups 4 at the moment, so that the stable matching of the disc springs of different outer diameters and the sleeves 5 is realized;
the disc spring sleeve 7 comprises a bottom plate 8, a preset number of annular supporting blocks 9 are arranged on one side of the bottom plate 8 at equal intervals, supporting guide columns 10 penetrate through the annular supporting blocks 9 along the axial direction of the bottom plate 8, one sides of the supporting guide columns 10 are connected with the disc springs in a sliding manner,
therefore, the supporting guide column 10 not only plays a role in guiding in the axis direction and ensures the length adjustment of the disc spring sleeve 7 along the axis direction, but also has a positioning effect by arranging one side of the supporting guide column 10 in a sliding connection with the disc spring so as to prevent the disc spring from being clamped between the annular supporting blocks 9;
2. the adjusting pad 6 realizes the adjustment of the axis direction and ensures the stable matching of the disc spring and the oil cylinder body 2 when the height difference of the disc spring is different;
3. the sleeve 5 is internally sleeved with a disc spring sleeve 7, an adjusting cushion disc 6 and the oil cylinder body 2, and the outer sleeve is adopted for positioning, so that foreign matters can be prevented from entering a disc spring gap, and the service life is prolonged;
4. the oil cylinder body 2 is provided with a boss and is connected to the sleeve 5 through the clamping plate 3 and the bolt, so that the oil cylinder is convenient to guide, disassemble, assemble and maintain;
5. finally, the relative displacement of the oil cylinder body 2 and the oil cylinder shaft 1 pushes the adjusting pad 6 and the disc spring sleeve 7 to move, and the tensioning of the guide wheel 11 and the crawler belt is ensured under the deformation of the disc spring group 4.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The disc spring tensioning device for the heavy crawler equipment comprises a guide wheel (11) and a tensioning structure; one end of the tensioning structure is provided with a connecting shaft seat (12), the connecting shaft seat (12) is connected with a rotating shaft of the guide wheel (11) in a rotating connection mode, the other end of the tensioning structure is provided with an oil cylinder, and the oil cylinder comprises an oil cylinder body (2) and an oil cylinder shaft (1); the method is characterized in that:
the tensioning structure comprises a sleeve (5), the sleeve (5) is arranged into a hollow cylindrical structure with an open end, a disc spring sleeve (7), an adjusting pad plate (6) and an oil cylinder body (2) are sleeved in the sleeve (5),
the disc spring set (4) is sleeved in the disc spring sleeve (7), the disc spring set (4) is formed by serially connecting a preset number of disc springs, the inner wall of the disc spring sleeve (7) is matched with the disc spring set (4), the outer wall of the disc spring sleeve (7) is matched with the inner wall of the sleeve (5), one side of the disc spring sleeve (7) is provided with an adjusting pad (6), one side of the adjusting pad (6) is provided with the oil cylinder body (2), the bottom of the oil cylinder body (2) is provided with an annular boss, the outer side of the annular boss is sleeved with a clamping plate (3), the clamping plate (3) is arranged into an annular structure and is fixed with the end face of the sleeve (5) through bolts;
push rods are symmetrically arranged on one side of the sleeve (5) along the axis direction and fixedly connected with the connecting shaft seat (12) through bolts.
2. The disc spring tensioning device according to claim 1, wherein the cylinder shaft (1) is fixedly connected with the frame.
3. The disc spring tensioning device according to claim 1, wherein the disc spring sleeve (7) comprises a bottom plate (8), a preset number of annular supporting blocks (9) are arranged on one side of the bottom plate (8) at equal intervals, supporting guide columns (10) penetrate through the annular supporting blocks (9) along the axial direction of the bottom plate (8), and one side of each supporting guide column (10) is connected with the disc spring in a sliding manner.
4. The disc spring tensioning device according to claim 3, wherein the support guide column (10) is connected with the bottom of the sleeve (5) in a penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879848.4U CN210191674U (en) | 2019-06-12 | 2019-06-12 | Disc spring tensioning device for heavy crawler equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879848.4U CN210191674U (en) | 2019-06-12 | 2019-06-12 | Disc spring tensioning device for heavy crawler equipment |
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| Publication Number | Publication Date |
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| CN210191674U true CN210191674U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920879848.4U Active CN210191674U (en) | 2019-06-12 | 2019-06-12 | Disc spring tensioning device for heavy crawler equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087318A (en) * | 2021-11-22 | 2022-02-25 | 汕头职业技术学院 | Variable-rigidity vibration isolation device for punch press |
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2019
- 2019-06-12 CN CN201920879848.4U patent/CN210191674U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087318A (en) * | 2021-11-22 | 2022-02-25 | 汕头职业技术学院 | Variable-rigidity vibration isolation device for punch press |
| CN114087318B (en) * | 2021-11-22 | 2023-03-21 | 汕头职业技术学院 | Variable-rigidity vibration isolation device for punch press |
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