CN219725466U

CN219725466U - Handle of a knife of strengthening cooling play water effect

Info

Publication number: CN219725466U
Application number: CN202321062463.1U
Authority: CN
Inventors: 陈本泓
Original assignee: Zhangzhou Shengyuan Machinery Industrial Co ltd
Current assignee: Zhangzhou Shengyuan Machinery Industrial Co ltd
Priority date: 2023-05-06
Filing date: 2023-05-06
Publication date: 2023-09-22
Anticipated expiration: 2033-05-06

Abstract

The utility model provides a cutter holder for strengthening cooling water outlet effect, which comprises a cutter holder body and a plurality of runner systems, wherein a cutter combination section of the cutter holder body is provided with a water inlet groove, a combination groove, a ring groove and a ring inclined plane, the ring groove is formed at the position, close to a notch, of the inner side wall of the combination groove, the ring inclined plane is connected with the ring groove and faces one side of the notch, an included angle is formed between the ring inclined plane and the axis of the cutter holder body and faces the notch, the runner systems are arranged on the cutter holder body and are communicated with the water inlet groove, so that cooling liquid is sprayed to an installed cutter through the front end of the cutter holder body, the cooling liquid is led into the ring groove, the cutter is further cooled, and the cooling liquid can flow out from a divergent structure of the ring inclined plane, thereby improving the problem of insufficient cooling effect of the cutter holder in the prior art.

Description

Handle of a knife of strengthening cooling play water effect

[ field of technology ]

The utility model relates to a hilt, in particular to a hilt for strengthening the cooling water outlet effect.

[ background Art ]

The existing cooling water outlet hilt comprises a hilt body and a plurality of flow passages, wherein the hilt body is provided with a hilt combining section, the hilt combining section is provided with a water inlet groove and a combining groove which are communicated, the combining groove is used for combining a cutter, each flow passage is formed on the hilt combining section at intervals, each flow passage comprises a water inlet passage and a water outlet passage which are communicated with the water inlet groove, and the water outlet passage is communicated with the water inlet passage and extends to the front end of the hilt combining section; in particular to a knife handle for cooling water, which is disclosed in Chinese patent application No. CN20120430252. X. When the tool is machined, the coolant can be discharged from the water inlet channel inside the tool holder body to the front end (the cutting part) of the tool through the water inlet channel and the water outlet channel of each flow channel, thereby cooling and lubricating the tool.

However, the existing cooling water-outlet tool holder only cools the cutting part of the tool, and there is still a problem that the temperature rises and thermal displacement occurs to the position of the tool covered by the tool joint section, thereby causing machining errors, so the existing cooling water-outlet tool holder still needs to be improved.

[ utility model ]

The utility model aims to solve the technical problem of providing a cutter handle for strengthening the cooling water outlet effect, solves the problem that the cooling effect of the existing cutter handle for cooling water outlet is still insufficient, and strengthens the effect of cooling a cutter on which the cutter handle is mounted by the configuration of a runner.

The utility model is realized in the following way: a handle of a knife for enhancing cooling water out effect, said handle of a knife comprising:

the cutter handle body comprises a cutter combination section, wherein the two ends of the cutter combination section are respectively provided with a front end and a rear end, a water inlet groove, a combination groove, a ring groove and a ring inclined plane are arranged in the cutter combination section, the combination groove is coaxially formed in the center of the cutter combination section, a notch is formed near the front end of the cutter combination section, the ring groove is formed in the inner side wall of the combination groove and is close to the notch, the ring inclined plane is connected with the ring groove and faces one side of the notch, an included angle is formed between the ring inclined plane and an axis of the cutter handle body, and the ring inclined plane is gradually expanded towards the notch; and

the runner systems are formed on the tool holder body at intervals and comprise a runner inlet, a runner main and a runner branch, the runner inlet is arranged on the tool joint section and communicated with the runner inlet, the runner main extends from the runner inlet and penetrates through the front end of the tool joint section, and the runner branch extends obliquely from the runner main and is communicated with the annular groove.

Further, the included angle between the ring inclined plane and the axis is 1-5 degrees.

Further, the included angle between the ring inclined plane and the axis is 2 degrees.

Further, the annular groove has a groove bottom surface, and the groove bottom surface forms an inner R angle.

Further, the branch flow channel of the flow channel system extends from the main flow channel toward the notch of the combining groove.

Further, each runner system is radially arranged in the cutter combination section in an equal included angle by taking the axis as the center.

By adopting the technical scheme of the utility model, the cooling liquid can be sprayed out from the water inlet channel through the water inlet channel and the main channel of each channel system to cool and lubricate the cutting part of the cutter arranged on the cutter combining section, meanwhile, when the cooling liquid flows to the branch channel through the main channel, part of the cooling liquid flows to the annular channel through the branch channel and further flows out through the diverging structure of the annular inclined surface, and the cooling liquid is maintained to flow so as to effectively cool the cutter.

[ description of the drawings ]

The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.

FIG. 1 is a perspective view showing a first preferred embodiment of the present utility model;

FIG. 2 is a perspective view, partially in section, of a first preferred embodiment of the present utility model;

FIG. 3 is a front view of a first preferred embodiment of the present utility model;

FIG. 4 is a cross-sectional view along section line A-A of FIG. 3;

FIG. 5 is a cross-sectional view along section line B-B of FIG. 4;

FIG. 6 is an enlarged view of a portion of FIG. 4;

FIG. 6A is an enlarged view of a portion of FIG. 6;

FIG. 7 is a schematic view showing the usage status of the first preferred embodiment of the present utility model;

fig. 8 is a cross-sectional view of a second preferred embodiment of the present utility model.

Reference numerals illustrate:

10 10A, knife handle body

11 handle segment

12 flange part

13 13A tool coupling section

131 Front end, 131A

132 Rear end, 132A

133 133A water inlet groove

134 134A, combining groove

135 annular groove

136 ring bevel

139 groove bottom surface

20 20A flow channel System

21 21A, inflow channel

210 closure

22 22A main flow channel

23 23A side channel

80 cutter tool

Aaxis line

P parallel lines

[ detailed description ] of the utility model

In order to better understand the technical scheme of the present utility model, the following detailed description will refer to the accompanying drawings and specific embodiments.

It should be noted herein that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing these embodiments 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 operate in a specific orientation. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature.

In a first preferred embodiment, as shown in fig. 1 to 4, the handle comprises a handle body 10 and a plurality of runner systems 20, wherein the handle body 10 comprises a handle section 11, a flange section 12 and a cutter combining section 13 which are sequentially connected, the main structure of the handle is substantially the same as that of the conventional handle, and two ends of the cutter combining section 13 are respectively provided with a front end 131 and a rear end 132, wherein the rear end 132 is connected with the flange section 12.

Referring to fig. 2 and 4, an inlet groove 133, a combining groove 134, a ring groove 135 and a ring inclined plane 136 are disposed in the tool combining section 13, the combining groove 134 is coaxially formed in the center of the tool combining section 13, the combining groove 134 is communicated with the inlet groove 133 and has a notch near the front end 131, the ring groove 135 is formed on the inner side wall of the combining groove 134 and near the notch, and the ring inclined plane 136 is connected with the ring groove 135 and faces one side of the notch.

More specifically, as shown in fig. 6 and 6A, an included angle θ is formed between the annular inclined surface 136 and an axis a of the tool holder body 10 (for convenience of illustration and understanding, the included angle θ is indicated by a parallel line P parallel to the axis a in fig. 6A), and the annular inclined surface 136 is gradually widened toward the notch direction, and the water inlet groove 133, the coupling groove 134, the annular groove 135 and the annular inclined surface 136 are coaxial with the axis A1 of the tool holder body 10.

Referring to fig. 2 to 5, each of the runner systems 20 is formed on the handle body 10 at intervals, the runner system 20 includes an inlet runner 21, a main runner 22 and a branch runner 23, the inlet runner 21 is disposed on the tool coupling section 13 and is in communication with the inlet groove 133, the main runner 22 extends from the inlet runner 21 and penetrates the front end 131 of the tool coupling section 13, and the branch runner 23 extends obliquely from the main runner 22 and is in communication with the annular groove 135 of the tool coupling section 13.

As shown in fig. 6, 6A and 7, by adopting the above-mentioned technical solution, the cooling liquid can be sprayed from the water inlet channel 133 through the water inlet channel 21 and the water outlet channel 22 of each water channel system 20 to cool and lubricate the cutting part of the cutter 80 mounted on the cutter coupling section 13, meanwhile, when the cooling liquid flows to the branch channel 23 through the water outlet channel 22, part of the cooling liquid flows to the annular channel 135 through the branch channel 23 and further flows out through the diverging structure of the annular inclined surface 136, so as to maintain the cooling liquid flowing to effectively cool the cutter 80.

More specifically, referring to fig. 6 and 6A, the angle between the ring inclined surface 136 and the axis A1 is 1 ° to 5 °, including two end points of 1 ° and 5 °, through which the flow rate and the flow velocity of the cooling liquid passing through the ring groove 135 and the ring inclined surface 136 can be better controlled, and in the first preferred embodiment of the present utility model, the angle θ is 2 °.

Still further, referring to fig. 6 and 6A, the annular groove 135 has a groove bottom 139, and the groove bottom 139 forms an inner R angle, so that the cooling liquid can flow into the annular groove 135 from the branch channels 23 of each channel system 20, smoothly flow in the annular groove 135 and around the cutter 80, and then flow out through the annular inclined surface 136 to form an annular water curtain, so as to better wash out metal dust generated by cutting on the surface of the cutter 80, and achieve the effects of cooling and cleaning.

Referring to fig. 3, 5, 6 and 6A, each of the runner systems 20 is radially disposed in the tool coupling section 13 with an equal included angle about the axis A1, for example, when the number of the runner systems 20 is three, an included angle of 120 ° is formed between any two adjacent runner systems 20, so as to evenly cool the tool coupling section 13 and the tool 80.

Referring to fig. 5, the inlet channel 21 of each channel system 20 is drilled at the rear end 132 near the tool coupling section 13 from outside to inside, is communicated with the inlet groove 133, and is sealed at the outer opening of the inlet channel 21 by a sealing member 210. As shown in fig. 4, 6 and 6A, the main runner 22 of each runner system 20 is drilled at an inclination angle with respect to the axis a by the front end 131 of the tool coupling section 13 and is communicated with the corresponding inlet runner 21. As shown in fig. 6 and 6A, the branch flow channels 23 of each flow channel system 20 are drilled obliquely from the notch of the coupling groove 134 to the inner side wall of the coupling groove 134 and are communicated with the corresponding main flow channels 22, so that the branch flow channels 23 of the flow channel system 20 extend from the main flow channels 22 toward the notch of the coupling groove 134. By adopting the structural configuration, the manufacturing cost of the hilt for strengthening the cooling water outlet effect can be increased, so that the hilt is beneficial to the industrial utilization.

Referring to fig. 8, a tool coupling section 13A of a tool holder body 10A according to a second preferred embodiment of the present utility model is substantially the same as that of the first preferred embodiment, except that: the dimensions of the water inlet channel 133A and the coupling channel 134A are smaller than those shown in the first preferred embodiment to accommodate different sized tools, at this time, since the coupling channel 134A is narrower and shorter, the water inlet channel 133A is also disposed at a position offset from the rear end 132A of the tool coupling section 13A, and is located approximately in the middle between the front end 131A and the rear end 132A, and correspondingly, the water inlet channel 21A of each of the channel systems 20A is disposed in the middle of the tool coupling section 13A to communicate with the water inlet channel 133A, and the length of the corresponding main channel 22A is also shortened, and the positions of the corresponding sub-channels 23A are approximately the same. In other words, the technical scheme provided by the utility model can be applied to different types of tool handles, and can realize the effect of strengthening cooling water outlet.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.

Claims

1. The utility model provides a handle of a knife of intensive cooling play water effect which characterized in that: the handle of a knife includes:

2. A handle of a knife for enhancing cooling water outlet effect as claimed in claim 1, wherein: the included angle between the inclined plane of the ring and the axis is 1-5 degrees.

3. A handle of a knife for enhancing cooling water outlet effect as claimed in claim 2, wherein: the included angle between the ring inclined plane and the axis is 2 degrees.

4. A handle of a knife for enhancing cooling water outlet effect as claimed in claim 1, wherein: the annular groove has a groove bottom surface, and the groove bottom surface forms an inner R angle.

5. A handle of a knife for enhancing cooling water outlet effect as claimed in claim 1, wherein: the branch flow channel of the flow channel system extends from the main flow channel toward the notch of the combining groove.

6. A handle of a knife for enhancing cooling water outlet effect as claimed in any one of claims 1-5, wherein: the runner systems are radially arranged in the cutter combination section at equal included angles by taking the axis as the center.