CN220903200U - Die head of cap screwing device - Google Patents

Abstract

The utility model relates to a cap screwing device die head, which relates to the field of medical equipment and comprises a connecting handle, a screwing cylinder and an inner screwing head, wherein a lower screwing cavity and an upper screwing cavity are respectively arranged in an inner cavity of the inner screwing head from bottom to top, raised friction lines are distributed on the side wall of the lower screwing cavity at equal intervals, an inner pressing cylinder is arranged in the upper screwing cavity in a sliding manner, a spring is connected between the upper end face of the inner pressing cylinder and the upper side wall of the upper screwing cavity, and a covering cavity is arranged in the inner pressing cylinder.

Description

Die head of cap screwing device

Technical Field

The utility model relates to the field of medical appliances, in particular to a cap screwing device die head.

Background

The medical dropper is a medical appliance for taking materials and dripping materials, is widely applied to various medical occasions, and at the end of the production process, a dropper cover is required to be screwed to the opening end of the medical dropper, so that the medical appliance in the medical dropper is protected and the service life of the medical appliance is prolonged;

the friction grooves on the outer side end face of the dropper cover do not completely penetrate through the dropper cover, some dropper covers only have friction grooves on the lower half portion, the upper half portion and the cover top are smooth, and at the moment, uneven torsion can occur when the existing screwing head is adopted, so that quality problems of the dropper are caused.

Disclosure of utility model

The present utility model is directed to a cap twister die head to solve the above-mentioned problems set forth in the background art.

The utility model solves the technical problems by adopting the following technical scheme:

Screw up lid ware die head, screw up a section of thick bamboo and interior screw up the head including the connective handle, screw up the head in the interior down to set up down respectively and screw up the chamber with last screw up the chamber, it is provided with protruding friction line to screw up equidistant distribution on the chamber lateral wall down, it is provided with interior pressure section of thick bamboo to screw up the chamber and slide from top to bottom, interior pressure section of thick bamboo up end with it is connected with the spring to screw up between the chamber lateral wall to screw up, interior pressure section of thick bamboo is provided with the cover chamber, the cover chamber is the outer form of expanding, and fixedly provided with emulsion layer on the inside wall, emulsion layer lower extreme cover is connected with elastic rubber layer.

Preferably, hexagonal honeycomb grooves are distributed on the lower surface of the elastic rubber layer.

Preferably, eight circular grooves are formed in the upper end face of the inner pressure cylinder at equal intervals, and each circular groove is respectively used for connecting a spring.

Preferably, four fan-shaped bulges are distributed on the end face of the outer side of the inner pressure cylinder at equal intervals, corresponding sliding grooves are formed in the inner side wall of the upper tightening cavity, and the fan-shaped bulges are slidably connected in the sliding grooves.

Preferably, the latex layer is coated at the edge of the lower end of the inner pressure cylinder.

Preferably, the upper end of the tightening cylinder is fixedly connected to the connecting handle, and the inner tightening head is detachably and fixedly arranged in the inner cavity of the tightening cylinder.

The utility model has the advantages and positive effects that:

According to the utility model, when the dropper cover is screwed up, the friction force is applied to the smooth part of the upper end surface of the dropper cover to balance the non-uniformity of the torsion force, so that the assembling quality of the dropper is improved, meanwhile, the dropper cover with only half friction grooves can be effectively coped with, the problem of dropper quality caused by the non-uniformity of the force during screwing up can be effectively avoided, and the dropper cover is screwed up more fully.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic view of the overall structure of a cap twister die head of the present utility model;

FIG. 2 is a schematic view of the die head of the cap twister of the utility model in an expanded configuration;

FIG. 3 is a schematic view of the internal tightening head 3 of the cap twister die head of the present utility model;

FIG. 4 is a schematic view showing the development of the inside-part tightening head 3 in the cap screwing die head of the present utility model;

FIG. 5 is a schematic view in front cross-section of the tightening head 3 in the component of the cap screwing machine die head of the present utility model;

FIG. 6 is a schematic view showing the bottom view of the part of the cap twister die of the utility model with the tightening head 3 extended;

Fig. 7 is a schematic view of a partial enlarged structure at a in fig. 6 according to the present utility model.

The index marks in the drawings are as follows: a connecting handle 1; tightening the cylinder 2; an inner tightening head 3; a lower tightening chamber 31; a top tightening chamber 32; raised friction lines 33; an inner pressure cylinder 34; covering the cavity 35; a latex layer 36; an elastic rubber layer 37.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The utility model will now be described in detail with reference to fig. 1-7, wherein for convenience of description, the orientations described below are now defined as follows: the vertical, horizontal, vertical, front-to-back directions described below are the same as the vertical, horizontal, vertical, and horizontal directions of the view of fig. 1. Fig. 1 is a front view of the device of the present utility model, and the direction of fig. 1 is the same as the vertical, horizontal, vertical, front-to-back, horizontal, and horizontal directions of the device of the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically linked, may be directly linked, may be indirectly linked through an intermediary, and may be in communication with the interior of at least two elements or in an interaction relationship between at least two elements, unless explicitly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiments of the utility model are described in further detail below with reference to the attached drawing figures:

Referring to fig. 1-7, an embodiment of the present utility model is provided: the cap screwing device die head comprises a connecting handle 1 used for being connected to an electric screwdriver and a screwing cylinder 2 fixedly arranged on the connecting handle 1, and an inner screwing head 3 is fixedly arranged in the inner cavity of the screwing cylinder 2, wherein the inner screwing head 3 is detachable, the inner cavity of the inner screwing head 3 is divided into an upper part and a lower part and is respectively provided with a lower screwing cavity 31 and an upper screwing cavity 32, protruding friction grains 33 are equidistantly distributed on the side wall of the lower screwing cavity 31 and are used for fastening a drip tube cap, the protruding friction grains 33 are embedded in friction grooves on the outer side of the drip tube cap and are mainly generated by rotating torsion, the upper part of the drip tube cap is smooth only provided with friction grooves, the phenomenon of uneven force is easy to cause the quality problem of the drip tube if only the protruding friction grains 33 are generated when screwing, the inner pressure cylinder 34 is arranged in the upper tightening cavity 32 in a sliding manner, four fan-shaped protrusions are distributed on the outer side end surface of the inner pressure cylinder 34 at equal intervals and used as circumferential limit, a spring is connected between the upper end surface of the inner pressure cylinder 34 and the upper side wall of the upper tightening cavity 32, a covering cavity 35 is arranged in the inner pressure cylinder 34, the covering cavity 35 is in an outward expansion shape, an emulsion layer 36 is fixedly arranged on the inner side wall, the lower end of the emulsion layer 36 is covered and connected with an elastic rubber layer 37, when the upper half part of the dropper cover is abutted against the elastic rubber layer 37, the elastic rubber layer 37 is pushed to the inner side of the covering cavity 35, so that the elastic rubber layer 37 is tightly attached to the dropper cover, meanwhile, the emulsion layer 36 is pressed and attached to form friction, and then resistance is formed on the upper part of the dropper cover, so that the screwing of the dropper cover with smooth upper half part can be effectively applied, meanwhile, the tightening of the dropper cover can be more sufficient, so that the overall assembly quality of the dropper cover is greatly improved.

In this embodiment, hexagonal honeycomb grooves are distributed on the lower surface of the elastic rubber layer 37, so that when the elastic rubber layer 37 is attached to the top of the dropper cover, a certain adsorption resistance can be formed by the grooves to increase the friction force.

It should be noted that in the present embodiment, eight circular grooves are equidistantly disposed on the upper end surface of the inner pressure cylinder 34, and each circular groove is used for connecting a spring.

In addition, in one embodiment, the latex layer 36 is coated on the lower edge of the inner pressure cylinder 34, so as to effectively improve the adhesion between the elastic rubber layer 37 and the edge of the dropper cover.

In specific implementation, the connection handle 1 is installed on an electric batch, the dropper cover is placed on the dropper after that, the lower tightening cavity 31 is aligned to the dropper cover, the convex friction lines 33 are embedded into grooves on the outer side of the dropper cover, meanwhile, the elastic rubber layer 37 is abutted to the upper end face of the dropper cover, the upper side of the inner pressure cylinder 34 is extruded by a spring, so that the upper end of the dropper cover is abutted to the elastic rubber layer 37 in the covering cavity 35, the elastic rubber layer 37 is tightly attached to the dropper cover, meanwhile, the latex layer 36 is extruded and attached to form friction on the periphery, resistance is formed on the upper part of the dropper cover, and the electric batch is started to rotate so that the dropper cover is tightened on the dropper.

It should be emphasized that the examples described herein are illustrative rather than limiting, and therefore the utility model is not limited to the examples described in the detailed description, but rather falls within the scope of the utility model as defined by other embodiments derived from the technical solutions of the utility model by those skilled in the art.

Claims (6)

1. Screw up lid ware die head, including connecting handle (1), screw up section of thick bamboo (2) and interior screw up head (3), its characterized in that: the inner tightening head is characterized in that the inner cavity of the inner tightening head (3) is respectively provided with a lower tightening cavity (31) and an upper tightening cavity (32) from bottom to top, protruding friction lines (33) are distributed on the side wall of the lower tightening cavity (31) at equal intervals, an inner pressure cylinder (34) is arranged in the upper tightening cavity (32) in a sliding mode up and down, a spring is connected between the upper end face of the inner pressure cylinder (34) and the upper side wall of the upper tightening cavity (32), a covering cavity (35) is arranged in the inner pressure cylinder (34), the covering cavity (35) is in an outward expanding shape, a latex layer (36) is fixedly arranged on the inner side wall, and the lower end of the latex layer (36) is connected with an elastic rubber layer (37) in a covering mode.

2. The cap twister die of claim 1, wherein: hexagonal honeycomb grooves are distributed on the lower surface of the elastic rubber layer (37).

3. The cap twister die of claim 1, wherein: eight circular grooves are formed in the upper end face of the inner pressure cylinder (34) in an equidistant mode, and each circular groove is respectively used for being connected with a spring.

4. A cap twister die as defined in claim 3, wherein: four fan-shaped bulges are distributed on the outer side end surface of the inner pressure cylinder (34) at equal intervals, corresponding sliding grooves are formed in the inner side wall of the upper tightening cavity (32), and the fan-shaped bulges are connected in the sliding grooves in a sliding mode.

5. A cap twister die as defined in claim 3, wherein: the latex layer (36) is coated at the edge of the lower end of the inner pressure cylinder (34).

6. The cap twister die of claim 1, wherein: the upper end of the tightening cylinder (2) is fixedly connected to the connecting handle (1), and the inner tightening head (3) is detachably and fixedly arranged in the inner cavity of the tightening cylinder (2).