CN215618503U

CN215618503U - Blade mounting structure of wire cutting machine

Info

Publication number: CN215618503U
Application number: CN202121528356.4U
Authority: CN
Inventors: 陈伯存
Original assignee: Guangzhou Deyu Automation Equipment Co ltd
Current assignee: Guangzhou Deyu Automation Equipment Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-01-25
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to a blade mounting structure of a wire cutting machine, which comprises a first connecting piece and an intermediate piece, wherein a first connecting hole which penetrates through the blade along the thickness direction is formed on the blade, the first connecting hole is matched with the first connecting piece, an accommodating groove for accommodating the head of the first connecting piece is formed on the upper surface of the blade, the accommodating groove and the first connecting hole are coaxially arranged, and the thickness of the accommodating groove is greater than that of the head of the first connecting piece; the intermediate piece is used for connecting the blade and the shell of the thread trimmer. This openly can hold the head of first connecting piece, avoids the head of first connecting piece outwards to expose, makes the upper surface parallel and level of blade, makes wire cutting machine walk smoothly on the clothes surface, can not hang the clothes lines, and the blade is connected with the shell side through detachable middleware simultaneously, can effectively avoid the position between the part to interfere, the assembly process of the wire cutting machine of being more convenient for.

Description

Blade mounting structure of wire cutting machine

Technical Field

The utility model relates to a trimming equipment technical field, concretely relates to blade mounting structure of trimming machine.

Background

The thread cutting machine is a device applied to the clothing industry and used for cutting thread ends on the surface of clothes. The hand-held device of the thread trimmer generally comprises a shell, a motor and a blade, wherein the motor is arranged in the shell, the blade is arranged at the head of the shell and is linked with the motor, and the motor rotates to drive the blade to move so as to trim the thread end.

In a wire cutting machine in the prior art, a connecting hole is formed in a blade, a connecting hole with the same aperture is also formed in a position of a housing corresponding to the connecting hole, when the blade is mounted, the two connecting holes are aligned, and then a bolt is inserted into the two connecting holes, so that the blade is mounted on the housing. With the above structure, after the blade is mounted on the housing, the head of the bolt is exposed above the upper surface of the blade and protrudes outward. When the line cutting machine is used, the upper surface of the blade needs to be attached to the surface of clothes to walk, the head of the bolt protruding outwards can influence the smooth walking of the line cutting machine, and meanwhile, lines of the clothes can be easily hung, and the normal use process of the line cutting machine is influenced. In addition, because the shell needs to be provided with the connecting plate below the blade, the connecting hole is formed in the connecting plate to be connected with the bolt in a penetrating mode, the motor and the transmission mechanism of the motor and the blade are generally needed to be arranged below the blade, and the remaining space is small, so that the operation is inconvenient when the nut is screwed on the bolt when the blade is installed, the connecting plate can also cause certain obstruction to the installation of the motor and the transmission mechanism, and the inconvenience is brought to the assembly process of the wire shearing machine.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the present disclosure aims to provide a blade mounting structure of a wire cutting machine. This openly can hold the head of first connecting piece, avoids the head of first connecting piece outwards to expose, makes the upper surface parallel and level of blade, makes wire cutting machine walk smoothly on the clothes surface, can not hang the clothes lines, and the blade is connected with the shell side through detachable middleware simultaneously, can effectively avoid the position between the part to interfere, the assembly process of the wire cutting machine of being more convenient for.

The blade mounting structure of the wire shearing machine comprises a first connecting piece and an intermediate piece, wherein a first connecting hole penetrating along the thickness direction of the blade is formed in the blade, the first connecting hole is matched with the first connecting piece, an accommodating groove used for accommodating the head of the first connecting piece is formed in the upper surface of the blade, the accommodating groove and the first connecting hole are coaxially arranged, and the thickness of the accommodating groove is greater than that of the head of the first connecting piece; the middle piece comprises a straight portion and two vertical portions respectively positioned at two ends of the straight portion, second connecting holes matched with the first connecting pieces are formed in the straight portion, and the first connecting pieces penetrate through the first connecting holes and the second connecting holes to connect the blade with the middle piece; the upright is removably connected to a housing of a thread trimmer to mount the blade to the housing of the thread trimmer.

Preferably, the blade mounting structure further comprises a second connector; the vertical part is provided with a third connecting hole matched with the second connecting piece, the side surface of the thread trimmer shell is provided with a fourth connecting hole matched with the second connecting piece, and the second connecting piece is arranged in the third connecting hole and the fourth connecting hole in a penetrating mode to connect the intermediate piece with the thread trimmer shell.

Preferably, the first connecting piece and the second connecting piece are both bolts.

Preferably, a gasket is arranged between the blade and the straight portion and between the vertical portion and the thread trimmer housing.

Preferably, the blade mounting structure further comprises a mounting notch formed in the head of the housing of the trimming machine and used for placing the blade, and a supporting plate for supporting the blade is formed below the edge of the mounting notch.

Preferably, the upper surface of bearing board is formed with rather than the seal portion of syntropy extension, the seal portion is rectangular shape, the blade lower surface with the position that the seal portion corresponds is formed with the seal groove of seal portion adaptation, the seal portion sets up in the seal groove, make the blade with the contact surface between the bearing board is the ladder face.

Preferably, the upper surface of the bearing plate is covered with a rubber layer.

Preferably, the blade mounting structure further includes a cover plate, the cover plate is adapted to the receiving groove and disposed in the receiving groove and located above the head of the first connector for covering the receiving groove, and the thickness of the cover plate is equal to the difference between the depth of the receiving groove and the thickness of the head of the first connector.

The utility model discloses a cut blade mounting structure of line machine, an advantage thereof lies in, this disclosure sets up the holding tank through the upper surface at the blade, the holding tank sets up corresponding to first connecting hole, and the thickness of holding tank is greater than the thickness of first connecting piece head, first connecting piece is when inserting in first connecting hole and being connected with the middleware, the head of first connecting piece is located the holding tank, can avoid the head of first connecting piece to outwards expose, make the upper surface parallel and level of blade, it is smooth and easy to make to cut the line machine and walk on the clothes surface, can not hang the clothes lines, the use of the line machine of being more convenient for cut. Simultaneously, set up the middleware, be connected through the middleware between blade and the shell, and the hookup location of middleware and shell is located the left and right sides of shell, can avoid motor and drive mechanism who is located the shell middle part, the installation of the blade of being more convenient for, the shell need not to process simultaneously and forms even board, can avoid even board to cause the hindrance to the installation of motor and drive mechanism, the assembly process of the line cutting machine of being more convenient for.

Drawings

Fig. 1 is a schematic structural view of a blade mounting structure of a thread trimmer according to the present disclosure;

FIG. 2 is a schematic structural view of the intermediate piece of the present disclosure;

FIG. 3 is a schematic view of a blade according to the present disclosure;

FIG. 4 is a schematic structural view of a housing of a thread trimmer according to the present disclosure;

FIG. 5 is a schematic view of the structure of the head of the housing of the thread trimmer according to the present disclosure;

fig. 6 is a schematic view of the connection structure of the blade, the intermediate member and the housing of the thread trimmer according to the present disclosure.

Description of reference numerals: 1-first connecting piece, 2-intermediate piece, 21-straight part, 211-second connecting hole, 22-vertical part, 221-third connecting hole, 3-blade, 31-first connecting hole, 32-accommodating groove, 33-sealing groove, 4-trimming machine shell, 41-fourth connecting hole, 42-mounting notch, 43-bearing plate, 431-sealing part, 5-second connecting piece, and 6-gasket.

Detailed Description

As shown in fig. 1 to 6, a blade mounting structure of a wire cutting machine according to the present disclosure includes a first connecting member 1 and an intermediate member 2. The blade 3 is formed with a first connection hole 31 penetrating in the thickness direction thereof, and the hole diameter of the first connection hole 31 is adapted to the outer diameter of the first connector 1. The upper surface undercut of blade 3 is formed with the holding tank 32 that is used for holding the head of first connecting piece 1, and holding tank 32 and the coaxial setting of first connecting hole 31, and the thickness of holding tank 32 is greater than the thickness of the head of first connecting piece 1 to make the head of first connecting piece 1 can insert completely in holding tank 32. The intermediate member 2 includes a straight portion 21 extending horizontally and two vertical portions 22 extending vertically, which are located on both sides of the straight portion 21, respectively, and both the straight portion 21 and the vertical portions 22 are long plate-shaped. The flat portion 21 is formed with the second connecting hole 211 that runs through along its thickness direction, and the aperture of second connecting hole 211 and the external diameter looks adaptation of first connecting piece 1, and when blade 3 was connected with middleware 2, blade 3 stacked in middleware 2's top made first connecting hole 31 align with second connecting hole 211, wear to locate first connecting piece 1 in first connecting hole 31 and second connecting hole 211, was connected blade 3 with middleware 2. The upright 22 is detachably connected to the housing 4 of the thread trimmer to mount the blade 3 to the housing 4 of the thread trimmer.

This disclosure is through setting up holding tank 32 at the upper surface of blade 3, holding tank 32 sets up corresponding to first connecting hole 31, and the thickness of holding tank 32 is greater than the thickness of 1 head of first connecting piece, first connecting piece 1 is when inserting in first connecting hole 31 and intermediate part 2 are connected, the head of first connecting piece 1 is located holding tank 32, can avoid the head of first connecting piece 1 to outwards expose, make the upper surface parallel and level of blade 3, it is smooth and easy to make the line cutting machine walk on the clothes surface, can not hang the clothes lines, the use of the line cutting machine of being more convenient for. Simultaneously, set up middleware 2, be connected through middleware 2 between blade 3 and the shell, and the hookup location of middleware 2 and shell is located the left and right sides of shell, can avoid motor and drive mechanism who is located the shell middle part, the installation of the blade 3 of being more convenient for, the shell need not to process simultaneously and forms even board, can avoid even board to cause the hindrance to the installation of motor and drive mechanism, the assembly process of the line machine of being more convenient for of cutting.

Further, in the present embodiment, the intermediate member 2 is connected to the housing 4 of the thread trimmer in this way. The blade mounting structure further comprises a second connecting piece 5, a third connecting hole 221 matched with the second connecting piece 5 is formed in the vertical portion 22, a fourth connecting hole 41 matched with the second connecting piece 5 is formed in the side face of the thread trimmer housing 4, and the second connecting piece 5 penetrates through the third connecting hole 221 and the fourth connecting hole 41 to connect the middle piece 2 with the thread trimmer housing 4. More specifically, the first connecting piece 1 and the second connecting piece 5 are both bolts. In the connection structure between the middle part 2 and the trimming machine shell 4, because the connection positions are positioned on two sides in the shell, when the connection structure is assembled, the middle part 2 and the blade 3 can be connected through the first connecting piece 1, then the middle part 2 is placed into the shell, the vertical parts 22 on two sides of the middle part 2 are respectively installed into the second connecting pieces 5, and the nut is screwed on, so that the blade 3 can be installed on the shell. The structure avoids the motor and the transmission mechanism which are positioned in the middle of the shell, and is more convenient when the nut is screwed, so that the assembly process of the wire shearing machine is convenient to operate.

Further, in this embodiment, all be equipped with gasket 6 between blade 3 and straight portion 21, between the side of vertical portion 22 and trimming machine shell 4, gasket 6 select for use commonly used annular gasket 6 can, gasket 6 can make blade 3 and intermediate part 2, be connected firmly between intermediate part 2 and the shell, difficult not hard up.

Further, in this embodiment, the blade mounting structure further includes a mounting notch 42 formed at the head of the trimming machine housing 4 and used for placing the blade 3, the mounting notch 42 is square and matched with the shape of the blade 3, a supporting plate 43 for supporting the blade 3 is formed below the inner side edge of the mounting notch 42, and the supporting plate 43 extends along the inner side edge of the mounting notch 42. The blade 3 is placed in the mounting notch 42 when being mounted, and the blade 3 is supported by the supporting plate 43, so that the blade 3 can be stably mounted.

Further, in this embodiment, in an actual production process, the applicant finds that, because a large amount of lint and dust exist in a working environment of the thread trimmer, a certain gap exists between the thread trimmer housing 4 and the blade 3, the lint and the dust easily enter the thread trimmer housing 4, and affect components such as a motor and a transmission mechanism inside the thread trimmer housing 4, so as to generate dust deposition, which may reduce transmission efficiency on one hand, and may also affect service lives of the motor and the transmission mechanism on the other hand. In order to improve the sealing performance of the contact position between the blade 3 and the trimming machine housing 4, the applicant designs a sealing structure, wherein a sealing part 431 extending in the same direction as the supporting plate 43 is formed on the upper surface of the supporting plate 43, the sealing part 431 is in a long strip shape, a sealing groove 33 matched with the sealing part 431 is formed on the lower surface of the blade 3 at a position corresponding to the sealing part 431, the sealing part 431 is arranged in the sealing groove 33, so that the contact surface between the blade 3 and the supporting plate 43 is a stepped surface, the stepped surface structure can effectively enhance the sealing performance between the blade 3 and the supporting plate 43, and can effectively prevent lint, line dust and the like from entering the trimming machine housing 4, thereby protecting the internal motor and transmission mechanism.

Furthermore, in this embodiment, the upper surface of the supporting plate 43 is covered with a rubber layer, the rubber layer is soft and deformable, after the blade 3 is placed on the supporting plate 43, and is locked by the first connecting member 1 and the second connecting member 5, the blade 3 applies downward pressure to the supporting plate 43, and the pressure acts on the rubber layer to deform the rubber layer, so that the rubber layer is tightly attached between the blade 3 and the supporting plate 43, the rubber layer can further enhance the sealing performance between the blade 3 and the supporting plate 43, and the installation of the blade 3 is more stable.

Further, in this embodiment, the blade mounting structure further includes a cover plate (not shown in the figure), the cover plate is adapted to the receiving groove 32 and disposed in the receiving groove 32, and is located above the head of the first connecting member 1 for covering the receiving groove 32, the thickness of the cover plate is equal to the difference between the depth of the receiving groove 32 and the thickness of the head of the first connecting member 1, and the cover plate is usually made of a deformable soft material for easy assembly and disassembly. First connecting piece 1 penetrates first connecting hole 31 in the back, and first connecting piece 1's head stretches into the bottom of holding tank 32, then puts into the top of first connecting piece 1 head with the cover plate and covers the notch of holding tank 32, and the upper surface of blade 3 will be more parallel and level like this, more is favorable to the walking on the clothes surface of line trimmer, and the cover plate still can seal the notch of holding tank 32 simultaneously, prevents the interior deposition of holding tank 32.

In the description of the present disclosure, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience in describing and simplifying the present disclosure, and in the absence of a contrary explanation, these directional terms are not intended to indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present disclosure.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present disclosure.

Claims

1. A blade mounting structure of a wire shearing machine is characterized by comprising a first connecting piece and an intermediate piece, wherein a first connecting hole penetrating along the thickness direction of the blade is formed in the blade, the first connecting hole is matched with the first connecting piece, an accommodating groove used for accommodating the head of the first connecting piece is formed in the upper surface of the blade, the accommodating groove and the first connecting hole are coaxially arranged, and the thickness of the accommodating groove is greater than that of the head of the first connecting piece; the middle piece comprises a straight portion and two vertical portions respectively positioned at two ends of the straight portion, second connecting holes matched with the first connecting pieces are formed in the straight portion, and the first connecting pieces penetrate through the first connecting holes and the second connecting holes to connect the blade with the middle piece; the upright is removably connected to a housing of a thread trimmer to mount the blade to the housing of the thread trimmer.

2. The blade mounting structure of a wire trimmer according to claim 1, further comprising a second connector; the vertical part is provided with a third connecting hole matched with the second connecting piece, the side surface of the thread trimmer shell is provided with a fourth connecting hole matched with the second connecting piece, and the second connecting piece is arranged in the third connecting hole and the fourth connecting hole in a penetrating mode to connect the intermediate piece with the thread trimmer shell.

3. The blade mounting structure of a wire trimmer according to claim 2, wherein the first connecting member and the second connecting member are each a bolt.

4. The blade mounting structure of a wire trimmer according to claim 2, wherein a spacer is provided between the blade and the straight portion and between the upright portion and the housing of the wire trimmer.

5. The blade mounting structure of a thread trimmer according to claim 1, further comprising a mounting notch formed in a head portion of the housing of the thread trimmer for receiving the blade, wherein a support plate for supporting the blade is formed below an edge of the mounting notch.

6. The structure of claim 5, wherein the supporting plate has a sealing portion extending in the same direction, the sealing portion is elongated, the lower surface of the blade has a sealing groove corresponding to the sealing portion, and the sealing portion is disposed in the sealing groove such that the contact surface between the blade and the supporting plate is a stepped surface.

7. The blade mounting structure of a wire cutting machine according to claim 5 or 6, wherein the upper surface of the support plate is covered with a rubber layer.

8. The blade mounting structure of a wire trimmer according to claim 1, further comprising a cover plate fitted into and disposed within the receiving slot above the head of the first connector for covering the receiving slot, the cover plate having a thickness equal to the difference between the depth of the receiving slot and the thickness of the head of the first connector.