Full-tooth spline housing

Abstract

The utility model belongs to the technical field of full-tooth spline housings, and particularly relates to a full-tooth spline housing which comprises a first spline housing, a gear ring is arranged on the outer side of the first spline housing in a sleeved mode, a second spline housing is fixedly installed on the top of the first spline housing, two annular grooves are formed in the inner wall of the first spline housing, and anti-skid rubber pads are fixedly installed in the two annular grooves. Movable grooves are symmetrically formed in the inner wall of the first spline sleeve and located between the two annular grooves, and a plurality of steel balls are movably installed in the two movable grooves. The sliding rod is installed in the first spline sleeve in an inserted mode, the upper end of the sliding rod penetrates through the first spline sleeve and the second spline sleeve and extends to the outside, the sliding rod is matched with the second spline sleeve in an inserted mode, limiting grooves are symmetrically formed in the lower end of the sliding rod, and the lower end of the sliding rod penetrates through the first spline sleeve and extends to the outside. The sliding rod slides more smoothly, the position of the sliding rod can be limited, and meanwhile the sliding rod can be driven to rotate.

Description

Technical Field

[0001] The utility model belongs to the technical field of full-tooth spline sleeves, in particular to a full-tooth spline sleeve. Background Art

[0002] The full-tooth spline sleeve is an important component in mechanical transmission. Its characteristics are that the tooth shape is evenly distributed over the entire circumference or specified area, providing a large contact area and strong connection strength.

[0003] Most full-tooth spline sleeves have some disadvantages when used, such as: after most sliding rods are inserted into the full-tooth spline sleeve, the sliding rods may be inserted into the full-tooth spline sleeve, requiring a large force, and the full-tooth spline sleeve needs to be lubricated frequently, which wastes time. In view of this, we propose a full-tooth spline sleeve. Utility Model Content

[0004] The purpose of the utility model is to provide a full-tooth spline sleeve to solve the problems raised in the above background technology.

[0005] In view of this, the utility model provides a full-tooth spline sleeve, comprising:

[0006] A spline sleeve 1, wherein the outer side of the spline sleeve 1 is provided with a gear ring, and a spline sleeve 2 is fixedly installed on the top of the spline sleeve 1, and the inner wall of the spline sleeve 1 is provided with two annular grooves, and anti-slip rubber pads are fixedly installed in the two annular grooves, and movable grooves are symmetrically provided on the inner wall of the spline sleeve 1 and located between the two annular grooves, and a plurality of steel balls are movably installed in the two movable grooves;

[0007] A sliding rod, the sliding rod is inserted and installed in a spline sleeve one, the upper end of the sliding rod passes through the spline sleeve one and the spline sleeve two and extends to the outside, the sliding rod is plugged and matched with the spline sleeve two, the lower end of the sliding rod is symmetrically provided with a limiting groove, and the lower end of the sliding rod passes through the spline sleeve one and extends to the outside, and the inner walls of the two limiting grooves are respectively in contact with a plurality of steel balls.

[0008] In the present technical solution, when the overall device is in use, the sliding rod is first inserted downward into the spline sleeve two, and then the lower end of the sliding rod will enter the spline sleeve one. The sliding rod will first contact the top anti-slip rubber pad to ensure the sealing of the sliding rod when inserted, and then several steel balls located above enter the two limit grooves respectively, so that the sliding rod can slide more smoothly and the position of the sliding rod can be limited at the same time. Finally, the lower end of the sliding rod passes through two anti-slip rubber pads and several steel balls to complete the insertion of the sliding rod. When in use, the spline sleeve one can realize power transmission through the gear ring, and the rotation of the gear ring can drive the spline sleeve one to rotate. The spline sleeve one can drive the sliding rod to rotate through several steel balls, and finally the sliding rod is driven to rotate.

[0009] In the above technical solution, further, a threaded hole is provided on the peripheral side wall of the gear ring.

[0010] In the present technical solution, the design of the threaded hole can also ensure the positioning accuracy between the connecting parts. During the assembly process, by tightening the bolts or nuts, the connecting parts can be firmly positioned at the predetermined position to avoid position deviation or looseness.

[0011] In the above technical solution, further, an arc block is symmetrically fixedly installed on the inner side wall of the anti-slip rubber pad, the limiting groove and the arc block have the same size, and the arc block contacts the inner wall of the limiting groove.

[0012] In the technical solution, the two arc blocks will enter the two limiting grooves respectively, so as to pre-position the position of the sliding rod, and at the same time, the two arc blocks can limit the corresponding steel balls.

[0013] In the above technical solution, further, a plurality of the steel balls are in close contact, and the two anti-slip rubber pads are in close contact with the corresponding steel balls respectively.

[0014] In this technical solution, it is ensured that a plurality of steel balls will not shake during use, and that the anti-skid rubber pad can limit the position of the steel balls.

[0015] In the above technical solution, further, the circumferential side wall of the sliding rod is in close contact with the inner wall of the spline sleeve 1.

[0016] In this technical solution, the stability of the sliding rod in the spline sleeve is ensured so that it will not shake.

[0017] The beneficial effects of the utility model are:

[0018] 1. For the full-tooth spline sleeve, first insert the sliding rod downward into the spline sleeve 2, and then the lower end of the sliding rod will enter the spline sleeve 1. The sliding rod will first contact the top anti-slip rubber pad to ensure the sealing when the sliding rod is inserted. Then, several steel balls located on the top enter the two limit grooves respectively, making the sliding rod slide more smoothly and limiting the position of the sliding rod at the same time.

[0019] 2. The full-tooth spline sleeve, the spline sleeve 1 can realize power transmission through the gear ring when in use, the rotation of the gear ring can drive the spline sleeve 1 to rotate, the spline sleeve 1 can drive the sliding rod to rotate through a plurality of steel balls, and finally the sliding rod is driven to rotate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is one of the overall structural schematic diagrams of the utility model;

[0021] Figure 2 This is the second schematic diagram of the overall structure of the utility model;

[0022] Figure 3 It is a schematic diagram of the top structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the partial explosion structure of the utility model;

[0024] Figure 5 This is one of the cross-sectional structural diagrams of the spline sleeve of the utility model;

[0025] Figure 6 This is the second schematic diagram of the cross-sectional structure of the spline sleeve of the utility model;

[0026] Figure 7 This is a schematic diagram of the structure of the non-slip rubber pad area of ​​the utility model;

[0027] Figure 8 It is a schematic diagram of the sliding rod area structure of the utility model.

[0028] The symbols in the figure are:

[0029] 1. Spline sleeve 1; 2. Tooth ring; 3. Threaded hole; 4. Movable groove; 5. Steel ball; 6. Annular groove; 7. Anti-slip rubber pad; 8. Arc block; 9. Spline sleeve 2; 10. Sliding rod; 11. Limit groove. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0031] In the description of the present application, it should be noted that the terms used here are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods and equipment known to ordinary technicians in the relevant fields may not be discussed in detail, but in appropriate cases, the techniques, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0032] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0033] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

[0034] It should be noted that, in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0035] Embodiment 1:

[0036] See also Figure 1 - Figure 8 As shown, this embodiment provides a full-tooth spline sleeve, including:

[0037] A spline sleeve 1, a gear ring 2 is sleeved on the outer side of the spline sleeve 1, and a spline sleeve 2 9 is fixedly installed on the top of the spline sleeve 1, two annular grooves 6 are provided on the inner wall of the spline sleeve 1, and anti-skid rubber pads 7 are fixedly installed in the two annular grooves 6, and movable grooves 4 are symmetrically provided on the inner wall of the spline sleeve 1 and located between the two annular grooves 6, and a plurality of steel balls 5 are movably installed in the two movable grooves 4;

[0038] The sliding rod 10 is inserted and installed in the spline sleeve 1. The upper end of the sliding rod 10 passes through the spline sleeve 1 and the spline sleeve 2 9 and extends to the outside. The sliding rod 10 is plugged and matched with the spline sleeve 2 9. The lower end of the sliding rod 10 is symmetrically provided with a limiting groove 11, and the lower end of the sliding rod 10 passes through the spline sleeve 1 and extends to the outside. The inner walls of the two limiting grooves 11 are respectively in contact with a plurality of steel balls 5.

[0039] Among them, when the overall device is in use, the sliding rod 10 is first inserted downward into the spline sleeve 2 9, and then the lower end of the sliding rod 10 will enter the spline sleeve 1. The sliding rod 10 will first contact the top anti-skid rubber pad 7 to ensure the sealing of the sliding rod 10 when inserted, and then the several steel balls 5 located on the top enter the two limiting grooves 11 respectively, so that the sliding rod 10 can slide more smoothly and the position of the sliding rod 10 can be limited at the same time. Finally, the lower end of the sliding rod 10 passes through the two anti-skid rubber pads 7 and the several steel balls 5 to complete the insertion of the sliding rod 10. The spline sleeve 1 can realize power transmission through the gear ring 2 when in use. The rotation of the gear ring 2 can drive the spline sleeve 1 to rotate. The spline sleeve 1 can drive the sliding rod 10 to rotate through the several steel balls 5, and finally the sliding rod 10 is driven to rotate.

[0040] Embodiment 2:

[0041] This embodiment provides a full-tooth spline sleeve, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0042] In this embodiment, a threaded hole 3 is formed on the peripheral side wall of the gear ring 2 .

[0043] The design of the threaded hole 3 can also ensure the positioning accuracy between the connecting parts. During the assembly process, by tightening the bolts or nuts, the connecting parts can be firmly positioned at the predetermined positions to avoid position deviation or looseness.

[0044] Embodiment 3:

[0045] This embodiment provides a full-tooth spline sleeve, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0046] In this embodiment, the inner wall of the anti-skid rubber pad 7 is symmetrically fixed with an arc block 8 , the limiting groove 11 and the arc block 8 have the same size, and the arc block 8 contacts the inner wall of the limiting groove 11 .

[0047] The two arc blocks 8 will enter the two limiting grooves 11 respectively, so as to pre-position the position of the sliding rod 10 . Meanwhile, the two arc blocks 8 can limit the corresponding steel balls 5 .

[0048] Embodiment 4:

[0049] This embodiment provides a full-tooth spline sleeve, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0050] In this embodiment, a plurality of steel balls 5 are in close contact with each other, and two anti-skid rubber pads 7 are in close contact with corresponding steel balls 5 .

[0051] Among them, it is ensured that the plurality of steel balls 5 will not shake during use, and it is ensured that the anti-skid rubber pad 7 can limit the position of the steel balls 5 .

[0052] Embodiment 5:

[0053] This embodiment provides a full-tooth spline sleeve, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0054] In this embodiment, the circumferential side wall of the sliding rod 10 is in close contact with the inner wall of the spline sleeve 1.

[0055] The stability of the sliding rod 10 in the spline sleeve 1 is ensured so as not to shake.

[0056] Working principle: When the overall device is in use, the sliding rod 10 is first inserted downward into the spline sleeve 2 9, and then the lower end of the sliding rod 10 will continue to enter the spline sleeve 1, and the sliding rod 10 will first contact the top anti-skid rubber pad 7 to ensure the sealing of the sliding rod 10 when inserted, and then the two arc blocks 8 will respectively enter the two limit grooves 11, and the position of the sliding rod 10 can be pre-positioned, and then the several steel balls 5 located at the top respectively enter the two limit grooves 11, so that the sliding rod 10 can slide more smoothly, and at the same time, the position of the sliding rod 10 can be limited, and finally the lower end of the sliding rod 10 passes through the two anti-skid rubber pads 7 and the several steel balls 5 to complete the insertion of the sliding rod 10. When in use, the spline sleeve 1 can realize power transmission through the gear ring 2, and the rotation of the gear ring 2 can drive the spline sleeve 1 to rotate, and the spline sleeve 1 can drive the sliding rod 10 to rotate through the several steel balls 5, so that the sliding rod 10 is driven to rotate.

[0057] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. Full-tooth spline sleeve, characterized in that: include: A spline sleeve (1), wherein the outer side of the spline sleeve (1) is provided with a toothed ring (2), and a spline sleeve (9) is fixedly installed on the top of the spline sleeve (1), the inner wall of the spline sleeve (1) is provided with two annular grooves (6), and anti-slip rubber pads (7) are fixedly installed in the two annular grooves (6), and movable grooves (4) are symmetrically provided on the inner wall of the spline sleeve (1) and located between the two annular grooves (6), and a plurality of steel balls (5) are movably installed in the two movable grooves (4); A sliding rod (10), the sliding rod (10) is inserted and installed in the spline sleeve (1), the upper end of the sliding rod (10) penetrates the spline sleeve (1) and the spline sleeve (9) and extends to the outside, the sliding rod (10) and the spline sleeve (9) are plugged and matched, the lower end of the sliding rod (10) is symmetrically provided with a limit groove (11), and the lower end of the sliding rod (10) penetrates the spline sleeve (1) and extends to the outside, and the inner walls of the two limit grooves (11) are respectively in contact with a plurality of steel balls (5).

2. The full-tooth spline sleeve according to claim 1, characterized in that: A threaded hole (3) is provided on the peripheral side wall of the gear ring (2).

3. The full-tooth spline sleeve according to claim 1, characterized in that: An arc block (8) is symmetrically fixedly mounted on the inner side wall of the anti-slip rubber pad (7); the limiting groove (11) and the arc block (8) have the same size, and the arc block (8) is in contact with the inner wall of the limiting groove (11).

4. The full-tooth spline sleeve according to claim 1, characterized in that: A plurality of the steel balls (5) are in close contact.

5. The full-tooth spline sleeve according to claim 1, characterized in that: The two anti-slip rubber pads (7) are in close contact with the corresponding steel balls (5).

6. The full-tooth spline sleeve according to claim 1, characterized in that: The circumferential side wall of the sliding rod (10) is in close contact with the inner wall of the spline sleeve 1 (1).

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