Device for assisting in cutting hair
Technical Field
The invention relates to a device for assisting in cutting hair.
Background
Nowadays, hairdressers need study practice for a long time to meet technical requirements, and it is very important that the standard lines are cut out to taut hairpiece in the learning process, because everybody's finger physique is different, because the finger joint is big reason, make some people can't normally press from both sides the tight flare-out with the hairpiece, cause very big influence for cutting out hairpiece and study haircut process, also because the finger can't be fast effectual with every hairpiece clamp tight the pull to the assigned position that needs, lead to cutting out the hairdo and become unsightly, all cause very big inconvenience for hairdressers work study and customer's image.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a device for assisting in hair cutting.
In order to achieve the purpose, the invention adopts the following scheme:
a device for assisting in cutting hair, comprising: the hair-cutting machine comprises a handle, wherein comb teeth are arranged at the front end of the handle, a pressing mechanism which can be opened or closed relative to the comb teeth and can tightly press and lock hair is arranged on one side of the comb teeth, and a transmission mechanism which can drive the pressing mechanism is arranged in the handle.
The device for assisting in cutting hair is characterized in that a hollow cavity is arranged in the handle, the transmission mechanism is arranged in the hollow cavity, and a first gear shaft, a second gear shaft, a third gear shaft, a fourth gear shaft and a lever shaft are arranged on one side of the inner wall of the hollow cavity.
The device for assisting in hair cutting is characterized in that the pressing mechanism comprises a pressing plate and a supporting plate, a first transmission gear is fixedly arranged at one end of the pressing plate and sleeved on a first gear shaft, a pressing strip capable of movably adjusting the pressing degree relative to the pressing plate is arranged on one side of the pressing plate, and a guide mechanism is arranged between the pressing plate and the pressing strip at intervals.
The device for assisting in hair cutting is characterized in that the guide mechanism comprises a sleeve arranged on the pressing plate or the pressing strip, a guide post is arranged at a position of the pressing strip or the pressing plate corresponding to the sleeve, the guide post is inserted into the sleeve, a spring capable of enabling the pressing strip to reset is sleeved on the sleeve, and the supporting plate is arranged on one side of the bottom end of the comb teeth and matched with the pressing strip to lock and press hair.
The device for assisting in hair cutting is characterized in that the transmission mechanism comprises a second transmission gear, a third transmission gear, a fourth transmission gear, a transmission rack, a transmission lever and a reset spring capable of enabling the transmission lever to reset, the middle of the transmission lever is sleeved on the lever shaft, one end of the transmission lever is provided with a pressing block used for manual pressing, the other end of the transmission lever is hinged with the transmission rack, and the first transmission gear, the second transmission gear, the third transmission gear and the fourth transmission gear are respectively sleeved on a corresponding first gear shaft, a corresponding second gear shaft, a corresponding third gear shaft and a corresponding fourth gear shaft and are sequentially meshed with each other.
The device for assisting in hair cutting is characterized in that a lever shaft hole capable of enabling one end of the transmission lever to move up and down is formed in the middle of the transmission lever, the transmission lever is movably sleeved on the lever shaft through the lever shaft hole, and the transmission rack is arranged on one side of the fourth transmission gear and meshed with the fourth transmission gear.
The device for assisting in hair cutting is characterized in that a fixed column is arranged on one side of the transmission lever, a hanging column is arranged on the inner wall of the hollow cavity, hanging rings are arranged at two ends of the reset spring, and the hanging rings are respectively hung and sleeved on the fixed column and the hanging column.
The device for assisting in hair cutting is characterized in that the tail of the handle is provided with a notch, and the pressing block is arranged in the notch.
In summary, compared with the prior art, the invention has the beneficial effects that:
the invention adopts the mode that the pressing plate which can be turned over and opened and can be used for pressing the hair piece is additionally arranged on one side of the comb teeth, and the pressing plate is matched with the comb teeth to replace human fingers to clamp the hair piece, thereby solving the problem that the hair piece can not be completely clamped due to thick finger joints for trimming, being capable of quickly and accurately positioning the hair piece to be trimmed to the required length for trimming, greatly accelerating the hair trimming time and the hair trimming line precision, providing an efficient and convenient auxiliary device for hair-dressing practitioners in work and study, having simple structure and strong practicability, and being worthy of wide popularization.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
fig. 3 is an exploded view of the present invention.
Detailed Description
The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:
the device for assisting in hair cutting comprises a handle 1, comb teeth 2 are arranged at the front end of the handle 1, a pressing mechanism 3 which can rotate relative to the comb teeth 2 to open or close and press and lock hair is arranged on one side of the comb teeth 2, a transmission mechanism 4 which can drive the pressing mechanism 3 is arranged in the handle 1, and the transmission mechanism 4 drives the pressing mechanism 3 to rotate so as to be matched with the comb teeth 2 to press and fix the hair.
The handle 1 is internally provided with the hollow cavity 11, the transmission mechanism 4 is arranged in the hollow cavity 11, one side of the inner wall of the hollow cavity 11 is provided with the first gear shaft 12, the second gear shaft 13, the third gear shaft 14, the fourth gear shaft 15 and the lever shaft 16, the structure is simple, and the hollow cavity 11 prevents broken hair from blocking and clamping the transmission mechanism 4 in work.
The pressing mechanism 3 comprises a pressing plate 31 and a supporting plate 32, a first transmission gear 33 is fixedly arranged at one end of the pressing plate 31, the first transmission gear 33 is sleeved on the first gear shaft 12, a pressing strip 34 capable of movably adjusting the pressing degree relative to the pressing plate 31 is arranged at one side of the pressing plate 31, a guide mechanism 5 is arranged between the pressing plate 31 and the pressing strip 34 at intervals, and the pressing strip 34 can buffer and prevent the pressing plate 31 from being incapable of completely pressing and fixing all hairlines due to excessive hair at one side of the supporting plate 32.
The guide mechanism 5 comprises a sleeve 51 arranged on the pressing plate 31 or the pressing bar 34, a guide post 52 is arranged on the pressing bar 34 or the pressing plate 31 at a position corresponding to the sleeve 51, the guide post 52 is inserted in the sleeve 51, a spring 53 capable of resetting the pressing bar 34 is sleeved on the sleeve 51, the supporting plate 32 is arranged on one side of the bottom end of the comb teeth 2 and matched with the pressing bar 34 to lock and press hair, the sleeves 51 are symmetrically arranged on the pressing plate 31 or the pressing bar 34 at intervals, and when the stress on two sides of the pressing bar 34 is uneven, the contraction degree of the spring 53 sleeved on one sleeve 51 is larger than that of the other spring so as to keep the pressing bar 34 capable of clamping and fixing all hair wires between the pressing bar 34 and the.
The transmission mechanism 4 comprises a second transmission gear 41, a third transmission gear 42, a fourth transmission gear 43, a transmission rack 44, a transmission lever 45 and a return spring 46 which can reset the transmission lever 45, wherein the middle part of the transmission lever 45 is sleeved on the lever shaft 16, one end of the transmission lever 45 is provided with a pressing block 47 used for manual pressing, the other end of the transmission lever 45 is hinged with the transmission rack 44, the first transmission gear 33, the second transmission gear 41, the third transmission gear 42 and the fourth transmission gear 43 are respectively sleeved on the corresponding first gear shaft 12, the corresponding second gear shaft 13, the corresponding third gear shaft 14 and the corresponding fourth gear shaft 15 and are sequentially meshed with each other, the transmission rack 44 hinged at one end of the transmission lever 45 moves towards the upper oblique direction by pressing the pressing block 47, and the transmission rack 44 drives the meshed fourth transmission gear 43 to rotate forwards so as to enable the sequentially meshed third transmission gear 42 to rotate backwards, the third transmission gear 42 drives the meshed second transmission gear 41 to rotate forward so that the meshed first transmission gear 33 drives the pressing plate 31 to turn upwards and open, and on the contrary, the loosening pressing block 47 drives the pressing plate 31 to close and press towards the direction of the supporting plate under the action of the return spring 46 on the transmission lever 45.
The middle part of the transmission lever 45 is provided with a lever shaft hole 48 which can enable one end of the transmission lever 45 to move up and down, the transmission lever 45 is movably sleeved on the lever shaft 16 through the lever shaft hole 48, the transmission rack 44 is arranged at one side of the fourth transmission gear 43 and is meshed with the fourth transmission gear 43, the lever shaft hole 48 is sleeved on the lever shaft 16 to enable two ends of the transmission lever 45 to move up and down relatively, and the transmission rack 44 hinged at one end can be lifted up from the bottom of the fourth transmission gear 43, so that the fourth transmission gear 43 rotates.
According to the invention, one side of the transmission lever 45 is provided with the fixed column 21, the inner wall of the hollow cavity 11 is provided with the hanging column 22, two ends of the reset spring 46 are respectively provided with the hanging rings 23, the hanging rings 23 are respectively hung and sleeved on the fixed column 21 and the hanging column 22, one end of the reset spring 46 is sleeved outside the hanging column 22 fixed on the inner wall of one side of the hollow cavity 11, when one end of the transmission lever 45 is lifted upwards, the reset spring 46 with the other end hung on the fixed column 21 at one side of the transmission lever 45 is stretched and extended, and when the downward pressure at the other end of the transmission lever 45 disappears, the contraction force of the reset spring 46 enables the transmission lever 45 hung with one end
The tail of the handle 1 is provided with the notch 24, the pressing block 47 is arranged in the notch 24, and the notch 24 is convenient for fingers to press the pressing block 47.
While there have been shown and described the fundamental principles and principal features of the invention and advantages thereof, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are given by way of illustration of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.