CN218905039U - Spinning device - Google Patents

Abstract

The utility model relates to a spinning device which comprises a spinning rod body and a pressing part connected to the bottom end of the spinning rod body through a bearing, wherein a first connecting cavity matched with an outer ring of the bearing is arranged at the bottom end of the spinning rod body, the bearing is connected in the first connecting cavity, and the pressing part is connected with an inner ring of the bearing. According to the spinning device provided by the utility model, the bearing is connected between the spinning rod body and the compressing part, so that the rotation generated when the spinning rod body rotates and compresses can be counteracted, the force of the compressing part acting on the contact surface of the object to be compressed is changed into the pressure of unidirectional direction towards the object to be compressed, the friction and abrasion generated by the relative rotation between the lower surface of the compressing part and the upper surface of the object to be compressed are avoided, and the outer surface of the object to be compressed is effectively protected.

Description

Spinning device

Technical Field

The utility model relates to the technical field of compaction tools, in particular to a spinning device.

Background

At present, a spinning type compacting mode is a common compacting design in engineering design, but when the design is used for compacting, the bottom surface of a compacting mechanism is contacted with the upper surface of an object to be compacted, and because of the spinning of the compacting mechanism, the bottom surface of the compacting mechanism and the upper surface of the object to be compacted can carry out relative rotary friction, and if the surface of a product has certain requirements on the appearance, the compacting mode can lead to dirt or abrasion on the surface of the product.

Disclosure of Invention

The utility model aims to provide a spinning device which can effectively improve abrasion caused by spinning.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spinning device, includes the spinning body of rod and connects in the compressing tightly portion of spinning body of rod bottom through the bearing, the bottom of spinning body of rod is equipped with the first connecting chamber that matches with the bearing outer lane, the bearing is connected in first connecting chamber, compressing tightly portion connects in the bearing inner circle.

Preferably, the bearing is detachably connected in the first connecting cavity.

As the preferable scheme, the compressing part is detachably connected with the bearing inner ring, and the damage and the replacement of each part are facilitated through a detachable connection mode.

Preferably, the pressing part comprises an adapter connected with the bearing inner ring and a pressing head connected with the adapter.

Preferably, the adapter and the bearing are connected through a clamping part.

Preferably, the clamping part is any one of a clamping spring and a check ring.

As a preferable scheme, the pressure head is detachably connected with the adapter, so that the pressure head with suitability is convenient to select according to different specifications and sizes of the objects to be compacted.

As the preferable scheme, the pressure head is made of polytetrafluoroethylene, so that rigid contact with the object to be compacted can be avoided, and abrasion of the object to be compacted is further reduced.

Compared with the prior art, the utility model has the beneficial effects that:

1) The bearing is connected between the spinning rod body and the compressing part, so that rotation generated when the spinning rod body rotates and compresses can be counteracted, the force of the compressing part acting on the contact surface of the object to be compressed is changed into pressure of unidirectional direction towards the object to be compressed, and friction and abrasion caused by relative rotation between the lower surface of the compressing part and the upper surface of the object to be compressed are avoided;

2) The pressure head is made of polytetrafluoroethylene, so that rigid contact with an object to be compacted can be avoided, and abrasion of the object to be compacted is further reduced;

3) The bearing is arranged in a detachable connection mode, so that the bearing is convenient to damage and replace; through setting up pressure head and adapter for detachable connection's mode, the pressure head of being convenient for select the suitability according to the different specification sizes of waiting to compress tightly the article.

Drawings

FIG. 1 is a schematic view showing the overall structure of a spinning apparatus of the present utility model;

FIG. 2 isbase:Sub>A cross-sectional view of FIG. 1 in the direction A-A;

the meaning of each reference sign in the figure is:

1. spinning the rod body; 101. a first connection chamber; 2. a bearing; 3. a pressing part; 301. an adapter; 3011. a first connection end; 3012. a second connection end; 3013. a second connecting cavity; 302. a pressure head; 3021. a third connection end; 3022. a compacting end; 4. and a clamping part.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-2, this embodiment discloses a spinning device, which is generally applied in a scene requiring rotary compaction, and includes a spinning rod body 1, the spinning rod body 1 is configured as a rod-shaped body with a predetermined length, the outer surface of the spinning rod body 1 is provided with threads, and can perform rotary feeding under the action of external force, the bottom end of the spinning rod body 1 is connected with a compacting part 3 through a bearing 2, the lower surface of the compacting part 3 is in contact with the upper surface of an object to be compacted, a compacting action is performed, and the rotation generated during spinning can be counteracted by setting the bearing 2, so that the force of the compacting part 3 acting on the contact surface of the object to be compacted becomes unidirectional pressure towards the object to be compacted, and friction and abrasion generated by relative rotation between the lower surface of the compacting part 3 and the upper surface of the object to be compacted are avoided. In some embodiments, the spinning rod body 1 may employ a spinning screw.

Specifically, the bottom end of the spinning rod body 1 is provided with a first connecting cavity 101, the first connecting cavity 101 is cylindrical, the diameter of the first connecting cavity is matched with the outer diameter of the outer ring of the bearing 2, and the bearing 2 is preferably detachably connected in the first connecting cavity 101 and can be in transition fit. The pressing part 3 comprises an adapter 301 and a pressing head 302 connected to the adapter 301, wherein the adapter 301 is arranged between the bearing 2 and the pressing head 302, and further comprises a first connection end 3011 and a second connection end 3012 which are integrally connected, and the first connection end 3011 is used for being connected with the bearing 2, and is preferably detachably connected. More specifically, the first connection end 3011 is provided with a limiting step at one end close to the second connection end 3012, the first connection end 3011 penetrates into the inner ring of the bearing 2, and the bearing 2 is seated on the limiting step; the first connecting end 3011 is provided with a limiting groove at one end far away from the second connecting end 3012, a clamping part 4 is arranged in the limiting groove, the bearing 2 is fixed on the first connecting end 3011 by adopting the clamping part 4, and therefore the bearing 2 is axially limited, and clamping mechanisms such as a clamp spring and a retainer ring can be adopted by the clamping part 4. The bearing 2 is detachably connected with the spinning rod body 1 and the adapter 301 respectively, so that the bearing 2 can be conveniently detached and replaced when damaged.

The second connection end 3012 of the adapter 301 is provided with a second connection chamber 3013 at its bottom end. The ram 302 further includes a third connection end 3021 and a compression end 3022 integrally connected, the third connection end 3021 being shaped to match the second connection cavity 3013, the third connection end 3021 being insertable into the second connection cavity 3013 to connect the ram 302 to the adapter 301; the pressing end 3022 is used for abutting against the upper surface of the article to be pressed to perform the pressing action. The shapes of the third connection end 3021 and the second connection cavity 3013 are not particularly limited, and they may be capable of achieving a matching connection. The third connection end 3021 and the second connection chamber 3013 are preferably detachably connected, and may be provided as a transition fit. By providing the ram 302 and the adapter 301 in a detachable connection, it is possible to select a suitable ram 302 according to different sizes of the object to be compacted. Preferably, the pressure head 302 is made of polytetrafluoroethylene, so that rigid contact with the object to be compacted can be avoided, a contact protection effect can be achieved, and abrasion of the object to be compacted is further reduced.

It will be appreciated that in other embodiments, the fixed connection may be provided between the ram 302 and the adapter 301, and between the bearing 2 and the spinning beam 1, and between the bearing 2 and the first connection end 3011 of the adapter 301.

According to the spinning device provided by the utility model, when in installation, the first connecting end 3011 of the adapter 301 is penetrated into the bearing 2, and the first connecting end 3011 is fixed with the bearing 2 by using the clamping part 4; then the bearing 2 is penetrated into the first connecting cavity 101 at the bottom end of the spinning rod body 1, the outer ring of the bearing 2 is fixed in the first connecting cavity 101 through transition fit, and then the third connecting end 3021 of the pressure head 302 is directly inserted into the second connecting cavity 3013 at the bottom end of the adapter 301.

According to the utility model, the bearing 2 is connected between the spinning rod body 1 and the compressing part 3, so that the rotation generated when the spinning rod body 1 rotates and compresses can be counteracted, the force of the compressing part 3 acting on the contact surface of the object to be compressed is changed into the pressure of unidirectional direction towards the object to be compressed, and the friction and abrasion caused by the relative rotation of the lower surface of the compressing part 3 and the upper surface of the object to be compressed are avoided; further, the pressure head 302 is made of polytetrafluoroethylene, so that rigid contact with the object to be compacted can be avoided, and abrasion of the object to be compacted is further reduced.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a spinning device, its characterized in that includes spinning body of rod (1) and is connected in the compressing tightly portion (3) of spinning body of rod (1) bottom through bearing (2), the bottom of spinning body of rod (1) is equipped with first connecting chamber (101) that match with bearing (2) outer lane, bearing (2) are connected in first connecting chamber (101), compressing tightly portion (3) are connected in bearing (2) inner circle.

2. The spinning apparatus according to claim 1, wherein the bearing (2) is detachably connected in the first connecting chamber (101).

3. The spinning apparatus according to claim 1, wherein the pressing portion (3) is detachably attached to an inner ring of the bearing (2).

4. The spinning apparatus according to claim 1, wherein the pressing portion (3) includes an adapter (301) connected to an inner race of the bearing (2), and a ram (302) connected to the adapter (301).

5. The spinning apparatus according to claim 4, wherein the adapter (301) and the bearing (2) are connected by a clamping portion (4).

6. The spinning apparatus according to claim 5, wherein the clamping portion (4) is any one of a snap spring and a retainer ring.

7. The spinning apparatus according to claim 4, wherein said ram (302) is detachably connected to said adapter (301).

8. The spinning apparatus of claim 4, wherein said ram (302) is polytetrafluoroethylene.

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