CN213303994U - Sewing machine switch assembly - Google Patents
Sewing machine switch assembly Download PDFInfo
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- CN213303994U CN213303994U CN202022481368.8U CN202022481368U CN213303994U CN 213303994 U CN213303994 U CN 213303994U CN 202022481368 U CN202022481368 U CN 202022481368U CN 213303994 U CN213303994 U CN 213303994U
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- movable switch
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- movable
- sewing machine
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Abstract
The utility model belongs to the technical field of sewing machines, in particular to a sewing machine switch component, which comprises a switch seat, a movable switch piece is movably arranged in the switch seat, one side of the switch seat is provided with an installation port for the movable switch piece to move, two sides of the movable switch piece are respectively provided with an elastic buckle for keeping the movable switch piece in the installation port, an elastic reset piece is arranged between the movable switch piece and the switch seat, after the movable switch piece is pressed inwards, a spring is compressed, after the movable switch piece is loosened, the movable switch piece can be automatically reset through the action of the elastic reset piece, the operation is convenient, and due to the design of the elastic buckle, the movable switch piece can not be separated from the installation port when resetting, the movable switch piece can be movably arranged in the switch seat through the self structural design, a blocking block and the like are not required to be independently arranged in the switch seat, so that the internal structure of the switch seat is simplified, simple structure, it is more convenient to install, and it is just right directly to insert the installing port with movable switch spare.
Description
Technical Field
The utility model relates to a sewing machine technical field refers in particular to a sewing machine switch module.
Background
The switch assembly on the existing sewing machine mostly uses a mechanical microswitch and a photoelectric switch, on one hand, because the batting ratio of a workshop is large, the photoelectric switch is easy to cause failure, the operation and the working efficiency are influenced, on the other hand, the mechanical microswitch is short in service life, the machinery is easy to age, and the operation cost is increased.
For example, chinese utility model, patent No. CN201720727689.7, discloses a sewing machine backstitch switch assembly, and the movable switch body is the bar and wears to locate in the switch seat, and each movable switch body wears to locate in one respectively locates the through-hole of switch seat and can be respectively along corresponding through-hole axial displacement to prevent its deflection.
Therefore, the structure of the movable switch in the prior art is complex and inconvenient to install, and the structure needs to be further simplified.
Disclosure of Invention
The utility model aims at providing a sewing machine switch module through the elasticity buckle, solves the complicated problem of mounting structure.
The purpose of the utility model is realized like this: the utility model provides a sewing machine switch assembly, includes the switch seat, the mobile movable switch spare that is provided with in the switch seat, the installing port that supplies movable switch spare to remove is seted up to one side of switch seat, and the both sides of movable switch spare shaping respectively has and is used for making it keep at the intraoral elasticity buckle of installing, is provided with elasticity between movable switch spare and the switch seat and resets.
Preferably, an elastic groove is formed between the elastic buckle and the movable switch piece, and an inverted hook used for abutting against the inner end face of the installation port is arranged at the end part of the elastic buckle.
Preferably, the cross section of the elastic buckle is rectangular, a dismounting opening for the elastic buckle to move is formed in one side of the mounting opening, and the dismounting opening is rectangular.
Preferably, the movable switch piece comprises a rotation limiting part movably arranged in the mounting opening, the cross section of the rotation limiting part is rectangular, and the mounting opening is rectangular.
Preferably, an installation column is arranged at one end of the rotation limiting portion, an installation plate is arranged in the switch base, an installation hole for the installation column to penetrate through is formed in the installation plate, a rotation limiting surface with a straight edge is formed on the side surface of the installation column, and a rotation limiting edge is formed in the installation hole.
Preferably, the elastic reset piece is abutted between the mounting plate and the rotation limiting part.
Preferably, the switch seat is provided with a control circuit board, the control circuit board is provided with a backstitch magnetic field sensor, and one end of the movable switch piece is provided with an induction magnet matched with the backstitch magnetic field sensor for use.
Compared with the prior art, the utility model outstanding and profitable technological effect is:
1. the utility model discloses a design of movable switch spare, inwards press movable switch spare after, the spring is compressed, loosen after the movable switch spare, can reset its automatic re-setting through elasticity's effect, high durability and convenient operation, and because the design of elasticity buckle, when reseing, movable switch spare can not break away from the installing port, and can pass through elasticity buckle card on a side end face of installing port, movable switch spare is through the structural design of self, can the activity set up in the switch seat, need not to set up alone in the switch seat and block piece etc. make the inner structure of switch seat simplify, moreover, the steam generator is simple in structure, the installation is more convenient, it just can directly to insert movable switch spare into the installing port.
2. The utility model discloses a design in elasticity groove when the installation to in elasticity buckle can insert the installing port, after the installation, the overhead kick that elasticity buckle tip set up will support and lean on the interior terminal surface of installing port, thereby prevents that movable switch from breaking away from the installing port.
3. The utility model discloses a installing port and limit commentaries on classics portion cross section are the cooperation of rectangle, can restrict the rotation of movable switch spare, prevent that shift knob from taking place to deflect, and stability is better.
4. The utility model discloses an elasticity buckle and dismouting mouth cross section are the cooperation of rectangle, can further restrict the rotation of movable switch spare, prevent that shift knob from taking place to deflect, and stability is better.
5. The utility model discloses a cooperation on face and limit commentaries on classics limit is changeed in the limit, can further prevent that the erection column from rotating at the removal in-process, removes more stably.
Drawings
Fig. 1 is a schematic structural view of a movable switch member disposed in a switch base.
Fig. 2 is a plan view of the switch base.
Fig. 3 is a schematic sectional view of the structure at a-a in fig. 2.
Fig. 4 is a schematic front view of the movable switch member.
Fig. 5 is a schematic perspective view of the movable switch member.
Fig. 6 is a schematic structural diagram of the interior of the switch base.
Reference numerals: 1-a switch base; 2-a movable switch member; 3-mounting a port; 4, elastic buckle; 5-an elastic restoring member; 6-an elastic groove; 7-barb; 8, a disassembly and assembly port; 9-rotation limiting part; 10-mounting a column; 11-a mounting plate; 12-mounting holes; 13-rotation limiting surface; 14-rotation limiting; 15-control circuit board; 16-induction magnet.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
The utility model provides a sewing machine switch assembly, as shown in figure 1, includes switch seat 1, be provided with control circuit board 15 on the switch seat 1, be equipped with the backstitch magnetic field sensor on the control circuit board 15, mobile movable switch spare 2 that is provided with in the switch seat 1, the one end of movable switch spare 2 is provided with the response magnet 16 that uses with the backstitch magnetic field sensor cooperation, and after movable switch spare 2 inwards moved, backstitch magnetic field sensor and response magnet 16 response this moment and realize the control of sewing machine syringe needle through control circuit board 15.
Specifically looking at fig. 3, the installing port 3 that supplies movable switch spare 2 to remove is seted up to one side of switch seat 1, the both sides of movable switch spare 2 shaping respectively have and is used for making it keep the elasticity buckle 4 in installing port 3, be provided with elasticity reset piece 5 between movable switch spare 2 and the switch seat 1, elasticity reset piece 5 is the spring, inwards press down movable switch spare 2 after, the spring is compressed, after loosening movable switch spare 2, can make its automatic re-setting through the effect that elasticity reset piece 5, and convenient operation, and because the design of elasticity buckle 4, when reseing, movable switch spare 2 can not break away from installing port 3, and can block on a side end face of installing port 3 through elasticity buckle 4.
The movable switch piece 2 can be movably arranged in the switch base 1 through the structural design of the movable switch piece, a blocking block and the like do not need to be arranged in the switch base 1 independently, the structure is simple, the internal structure of the switch base is simplified, the installation is more convenient, and the movable switch piece 2 can be directly inserted into the installation opening 3.
Referring to fig. 4 in particular, an elastic groove 6 is formed between the elastic buckle 4 and the movable switch member 2, so that the elastic buckle 4 can be inserted into the mounting opening 3 during installation, and after installation, the barb 7 arranged at the end of the elastic buckle 4 abuts against the inner end surface of the mounting opening 3, thereby preventing the movable switch 2 from being separated from the mounting opening 3.
With reference to fig. 3 and 6, the movable switch member 2 includes the rotation limiting portion 9 movably disposed in the mounting opening 3, the cross section of the rotation limiting portion 9 is rectangular, and the mounting opening 3 is rectangular, so that the movable switch member 2 can be limited in rotation by the cooperation of the mounting opening 3 and the rotation limiting portion 9, the switch button is prevented from deflecting, and the stability is better.
The cross section of elasticity buckle 4 is the rectangle, the dismouting mouth 8 that supplies elasticity buckle 4 to remove is seted up to one side of installing port 3, and the shape of dismouting mouth 8 is the rectangle, consequently through the cooperation of elasticity buckle 4 and dismouting mouth 8, can further restrict the rotation of movable switch spare 2, prevents that shift knob from taking place to deflect, and stability is better.
With reference to fig. 5 and 6, one end of the rotation limiting portion 9 is provided with a mounting column 10, a mounting plate 11 is arranged in the switch base 1, a mounting hole 12 for the mounting column 10 to pass through is formed in the mounting plate 11, a rotation limiting surface 13 with a straight edge is formed on the side surface of the mounting column 10, and a rotation limiting edge 14 is formed in the mounting hole 12.
Specifically, referring to fig. 1, the elastic reset member 5 is abutted between the mounting plate 11 and the rotation limiting portion 9, and the elastic reset member 5 is a spring and is used for automatically resetting the movable switch member 2.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a sewing machine switch assembly, its characterized in that includes switch seat (1), but the mobile movable switch spare (2) that is provided with in switch seat (1), installing port (3) that supply movable switch spare (2) to remove are seted up to one side of switch seat (1), and the both sides of movable switch spare (2) shaping respectively have and are used for making it keep elastic buckle (4) in installing port (3), are provided with elasticity piece (5) that resets between movable switch spare (2) and switch seat (1).
2. The sewing machine switch assembly of claim 1, wherein: an elastic groove (6) is arranged between the elastic buckle (4) and the movable switch piece (2), and an inverted hook (7) used for abutting against the inner end face of the mounting opening (3) is arranged at the end part of the elastic buckle (4).
3. The sewing machine switch assembly of claim 1, wherein: the cross section of the elastic buckle (4) is rectangular, a dismounting opening (8) for the elastic buckle (4) to move is formed in one side of the mounting opening (3), and the dismounting opening (8) is rectangular.
4. The sewing machine switch assembly of claim 1, wherein: the movable switch piece (2) comprises a rotation limiting part (9) which is movably arranged in the mounting opening (3), the cross section of the rotation limiting part (9) is rectangular, and the mounting opening (3) is rectangular.
5. The sewing machine switch assembly of claim 4, wherein: the switch is characterized in that a mounting column (10) is arranged at one end of the rotation limiting portion (9), a mounting plate (11) is arranged in the switch base (1), a mounting hole (12) for the mounting column (10) to penetrate through is formed in the mounting plate (11), a rotation limiting surface (13) with a straight edge is formed on the side surface of the mounting column (10), and a rotation limiting edge (14) is formed in the mounting hole (12).
6. The sewing machine switch assembly of claim 5, wherein: the elastic reset piece (5) is abutted between the mounting plate (11) and the rotation limiting part (9).
7. The sewing machine switch assembly of claim 1, wherein: the novel magnetic field reversing switch is characterized in that a control circuit board (15) is arranged on the switch base (1), a reversing seam magnetic field sensor is arranged on the control circuit board (15), and an induction magnet (16) matched with the reversing seam magnetic field sensor for use is arranged at one end of the movable switch piece (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022481368.8U CN213303994U (en) | 2020-10-31 | 2020-10-31 | Sewing machine switch assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022481368.8U CN213303994U (en) | 2020-10-31 | 2020-10-31 | Sewing machine switch assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213303994U true CN213303994U (en) | 2021-05-28 |
Family
ID=76015724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022481368.8U Active CN213303994U (en) | 2020-10-31 | 2020-10-31 | Sewing machine switch assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213303994U (en) |
-
2020
- 2020-10-31 CN CN202022481368.8U patent/CN213303994U/en active Active
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