CN216883670U

CN216883670U - Assembling fixture for direct current motor

Info

Publication number: CN216883670U
Application number: CN202220623693.XU
Authority: CN
Inventors: 高波; 高峰
Original assignee: Shenzhen Youyi Technology Co ltd
Current assignee: Shenzhen Youyi Technology Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-05
Anticipated expiration: 2032-03-21

Abstract

The utility model provides an assembly fixture for a direct current motor, which comprises a positioning main body, spring and directional depression bar, the location main part includes first cylinder, first cylinder top from the top down seted up in proper order rather than coaxial second cylinder and the third cylinder that sets up, the diameter of third cylinder is greater than the cylindrical diameter of second, first cylindrical diameter is greater than the cylindrical diameter of third, directional depression bar includes handle and establishes the body of rod in the handle below, the body of rod bottom is equipped with a baffle, this internal first cylinder of following of location offers the chamber that holds the spring to the cylindrical direction of second, the open slot that runs through its two lateral walls is seted up to second cylinder top, the tank bottom of open slot is seted up a intercommunication and is held the chamber and with the pilot hole of body of rod adaptation, the body of rod is inserted and is established in the pilot hole and is stretched into and hold the chamber, baffle butt spring, the position that third cylindrical top and open slot both ends correspond is equipped with a arch respectively. The utility model can simply and efficiently fix the motor shell, the magnetic shoe and the magnetic shoe clamp together.

Description

Assembling fixture for direct current motor

Technical Field

The utility model relates to the technical field of motors, in particular to an assembly fixture for a direct current motor.

Background

At present, in the frock flow of the assembly of direct current motor's casing, magnetic shoe and magnetic shoe clamp, need generally earlier fix a position the magnetic shoe in the casing earlier, lay the magnetic shoe clamp again in the space between two magnetic shoes, then with a clamp plate, find the accurate position and down press down the magnetic shoe clamp again to the magnetic shoe clamp sets up between two magnetic shoes and is used for two magnetic shoes of centre gripping, however, above-mentioned frock has following problem: firstly, the required actions are more, the position needs to be found manually, if the magnetic shoe is pressed down, the parts are easy to damage, and the pneumatic press is not convenient to use for providing power; second, assembly efficiency is low and there is a certain level of operator demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an assembly fixture for a direct current motor, which aims to fix a motor shell, a magnetic shoe and a magnetic shoe clamp together simply and efficiently.

The utility model is realized in such a way, and provides an assembly fixture for a direct current motor, which is used for assembling a motor shell, magnetic shoes and magnetic shoe clamps, wherein the magnetic shoe clamps are arranged between the two magnetic shoes and used for clamping the two magnetic shoes, the motor shell is sleeved on the outer surfaces of the two magnetic shoes, the assembly fixture comprises a positioning main body, a spring and a directional pressure lever, the positioning main body comprises a first cylinder, the top of the first cylinder is sequentially provided with a second cylinder and a third cylinder which are coaxially arranged with the first cylinder from top to bottom, the diameter of the third cylinder is larger than that of the second cylinder, the diameter of the first cylinder is larger than that of the third cylinder, the directional pressure lever comprises a handle and a rod body arranged below the handle, the bottom end of the rod body is provided with a baffle plate, a containing cavity for containing the spring is arranged in the positioning main body along the direction from the first cylinder to the second cylinder, the utility model discloses a motor casing, including the motor casing, the motor casing is provided with the motor casing, the cylindrical top of second sets up one and runs through being used for dodging of its two lateral walls the open slot of handle, the tank bottom of open slot sets up a intercommunication hold the chamber and with the pilot hole of the body of rod adaptation, the body of rod is inserted and is established just stretch into in the pilot hole and hold the chamber, the baffle butt the spring, first cylinder with the motor casing adaptation just is used for supporting the motor casing, the cylindrical top of third with the position that the open slot both ends correspond is equipped with one respectively and is used for supporting the arch that the magnetic shoe pressed from both sides, two between the arch the cylindrical top of second respectively with the magnetic shoe adaptation just is used for supporting the magnetic shoe.

Furthermore, the cross-section of the rod body is square, and the assembly holes are square assembly holes.

Furthermore, a bottom plate used for being buckled on the accommodating cavity is further arranged at the bottom of the first cylinder.

Further, the body of rod with be equipped with a screw hole in the relative one end of baffle, be equipped with on the baffle one with the hole of dodging of screw hole adaptation, the baffle passes through the screw, dodges the cooperation of hole and screw hole and fixes the bottom of the body of rod.

The utility model has the beneficial effects that: the utility model provides an assembly fixture for a direct current motor, which comprises a positioning main body, a spring and a directional pressure lever, wherein the positioning main body comprises a first cylinder, the top of the first cylinder is sequentially provided with a second cylinder and a third cylinder which are coaxially arranged with the first cylinder from top to bottom, the diameter of the third cylinder is larger than that of the second cylinder, the diameter of the first cylinder is larger than that of the third cylinder, the directional pressure lever comprises a handle and a rod body arranged below the handle, the bottom end of the rod body is provided with a baffle plate, an accommodating cavity for accommodating the spring is arranged in the positioning main body along the direction from the first cylinder to the second cylinder, the top of the second cylinder is provided with an open slot penetrating through two outer side walls of the positioning main body, the bottom of the open slot is provided with an assembling hole which is communicated with the accommodating cavity and is matched with the rod body, the rod body is inserted in the assembling hole and extends into the accommodating cavity, the baffle plate abuts against the spring, the first cylinder is matched with a motor shell and is used for supporting the motor shell, the top of the third cylinder is provided with a bulge for supporting the magnetic shoe clamp at the position corresponding to the two ends of the open slot, and the top of the third cylinder between the two bulges is matched with the magnetic shoe and is used for supporting the magnetic shoe. The utility model can simply and efficiently fix the motor shell, the magnetic shoe and the magnetic shoe clamp together.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an assembly jig for a dc motor according to an embodiment of the present invention.

Fig. 2 is another schematic structural diagram of an assembly jig for a dc motor according to an embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of an assembly jig for a dc motor according to an embodiment of the present invention.

Fig. 4 is an exploded view of an assembly jig for a dc motor according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a positioning main body of an assembly jig for a dc motor according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of an orientation strut of an assembly jig for a dc motor according to an embodiment of the present invention.

Fig. 7 is an assembly view of an assembly jig for a dc motor according to an embodiment of the present invention, which is assembled with magnetic shoes and magnetic shoe clips.

Fig. 8 is an assembly view of an assembly jig for a dc motor according to an embodiment of the present invention, which is assembled with a motor casing, a magnetic shoe, and a magnetic shoe holder.

Fig. 9 is a schematic cross-sectional view of an assembly jig for a dc motor according to an embodiment of the present invention, which has a motor casing, magnetic shoes and magnetic shoe clips.

Fig. 10 is an exploded view of a dc motor assembly fixture having a motor housing, magnetic shoes and magnetic shoe clips according to an embodiment of the present invention.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1 to 10, an embodiment of the present invention provides an assembly fixture 100 for a dc motor, the assembly fixture 100 is used for assembling a motor casing 10, a magnetic shoe 20 and a magnetic shoe clamp 30, wherein the magnetic shoe clamp 30 is disposed between two magnetic shoes 20 and is used for clamping two magnetic shoes 20, the motor casing 10 is sleeved on outer surfaces of the two magnetic shoes 20, the assembly fixture 100 includes a positioning main body 101, a spring 102 and a directional pressure lever 103, the spring 102 is a compression spring, the directional pressure lever 103 includes a handle 1031 and a rod 1032 disposed below the handle 1031, a baffle 1033 is disposed at a bottom end of the rod, the positioning main body 101 includes a first cylinder 1011, a second cylinder 1011 and a third cylinder 1013 coaxially disposed with the first cylinder 1011 are sequentially disposed from top to bottom, a diameter of the third cylinder 1013 is greater than a diameter of the second cylinder 1012, the diameter of the first cylinder 1011 is greater than that of the third cylinder 1013, an accommodating cavity 1014 for accommodating the spring 102 is formed in the positioning body 101 along the direction from the first cylinder 1011 to the second cylinder 1012, an open slot 1015 penetrating through two outer side walls of the second cylinder 1012 and used for avoiding the handle 1031 is formed in the top of the second cylinder 1012, an assembling hole 1016 communicated with the accommodating cavity 1014 and adapted to the rod 1032 is formed in the bottom of the open slot 1015, the rod 1032 is inserted in the assembling hole 1016 and extends into the accommodating cavity 1014, the baffle 1033 abuts against the spring 102, the first cylinder 1011 and the motor 10 are adapted and used for supporting the motor 10, so that the motor 10 is placed on the first cylinder 1011, the motor 10 is sleeved on the top of the first cylinder 1011, and positions corresponding to two ends of the open slot 1015, of the top of the third cylinder 1013 are respectively provided with protrusions 1015 for supporting the magnetic tile clamp 30 Beginning with 1017, the top of the third cylinder 1013 between the two protrusions 1017 is respectively fitted with the magnetic tiles 30 and is used for supporting the magnetic tiles 30, so as to place the two magnetic tiles 30 on the top of the third cylinder 1013 between the two protrusions 1017, thus, when assembling, firstly, the two magnetic tiles 30 are respectively placed on the top of the third cylinder 1013 between the two protrusions 1017, and the second cylinder 1012 is accommodated between the two magnetic tiles 20, wherein the two magnetic tiles 30 are north and south poles; then, the motor housing 10 is placed on the first cylinder 1011 of the positioning main body 101, the motor housing 10 is sleeved on the outer surfaces of the two magnetic shoes 30 and the two protrusions 1017, and the outer surfaces of the two magnetic shoes 30 are respectively attached to the inner surface of the motor housing 10; finally, placing the two magnetic shoe clamps 20 between the two magnetic shoes 30, starting the pneumatic press, the pneumatic press driving the directional pressure lever 103 to move downward, the rod 1032 pressing downward into the accommodating cavity 1014 through the assembling hole 1016, the rod 1032 compressing downward the spring 102 through the baffle 1034, the spring 102 compressing and contracting, the handle 1031 pressing downward into the open slot 1015, and in the process of pressing downward by the handle 1031, the two sides of the handle 1031 respectively pressing on the two magnetic shoe clamps 20 and driving the two magnetic shoe clamps 20 to press downward onto the two protrusions 1017, at this time, the magnetic shoe clamps 30 are disposed between the two magnetic shoes 20 and clamp the two magnetic shoes 20, the motor housing 10 is sleeved on the outer surfaces of the two magnetic shoes 20, so that the motor housing 10, the magnetic shoes 20 and the magnetic shoe clamps 30 can be fixed together simply and efficiently, after the motor shell 10, the magnetic shoe 20 and the magnetic shoe clamp 30 are fixed together, the pneumatic press stops working, the directional pressure lever 103 moves upwards under the action of the restoring force of the spring 102 to restore to the original state, at the moment, the handle 1031 extends out of the open slot 1015, so that subsequent assembly is not affected, tool integration is realized, the pneumatic press is convenient to use, and the assembly efficiency is improved.

In this embodiment, as shown in fig. 4, 5 and 6, the cross section of the rod body 1032 is square, and the assembly hole 1016 is a square assembly hole, so that when the rod body 10 is assembled in the assembly hole 1016, the rod body 10 does not rotate, thereby ensuring that the positioning of the directional pressure lever 103 is accurate and non-rotating, it should be noted that in this embodiment, the cross section of the rod body 1032 is not limited to be only square, the assembly hole 1016 is only a square assembly hole, and the cross section of the rod body 1032 may also be other square, as long as when the rod body 10 is assembled in the assembly hole 1016, the rod body 10 does not rotate, thereby ensuring that the positioning of the directional pressure lever 103 is accurate and non-rotating.

In this embodiment, the bottom of the first cylinder 1011 is further provided with a bottom plate 1018 for being fastened to the receiving cavity 1014.

It should be noted that, in this embodiment, the height of the second cylinder 1012 is flush with the height of the two magnetic shoes 20, that is, after the two magnetic shoes 30 are respectively placed on the top of the third cylinder 1013 between the two protrusions 1017, the height of the second cylinder 1012 is flush with the height of the two magnetic shoes 20, so as to fix the two magnetic shoes 30 and reduce the magnetic attraction force.

In this embodiment, a screw hole 1035 is provided in the end of the rod body 1032 opposite to the baffle 1033, the baffle 1033 is provided with an avoiding hole 1036 adapted to the screw hole 1035, and the baffle 1032 is fixed to the bottom end of the rod body 1032 through a screw 1034, the avoiding hole 1036 and the screw hole 1035.

The working process of the assembly fixture for the direct current motor provided by the utility model is as follows:

during assembly, as shown in fig. 7, two magnetic tiles 30 are first placed on top of the third cylinder 1013 between the two protrusions 1017, respectively, the second cylinder 1012 is accommodated between the two magnetic tiles 20, and the height of the second cylinder 1012 is flush with the height of the two magnetic tiles 20; then, as shown in fig. 8, the motor housing 10 is placed on the top of the first cylinder 1011, the motor housing 10 is sleeved on the outer surfaces of the two magnetic shoes 30 and the two protrusions 1013, and the outer surfaces of the two magnetic shoes 30 are attached to the inner surface of the motor housing 10; finally, placing the two magnetic shoe clamps 20 between the two magnetic shoes 30, starting the pneumatic press, the pneumatic press driving the directional pressure lever 103 to move downward, the rod 1032 pressing downward into the accommodating cavity 1014 through the assembling hole 1016, the rod 1032 compressing downward the spring 102 through the baffle 1034, the spring 102 compressing and contracting, the handle 1031 pressing downward into the open slot 1015, and in the process of pressing downward by the handle 1031, the two sides of the handle 1031 respectively pressing on the two magnetic shoe clamps 20 and driving the two magnetic shoe clamps 20 to press downward onto the two protrusions 1017, at this time, the magnetic shoe clamps 30 are disposed between the two magnetic shoes 20 and clamp the two magnetic shoes 20, the motor housing 10 is sleeved on the outer surfaces of the two magnetic shoes 20, so that the motor housing 10, the magnetic shoes 20 and the magnetic shoe clamps 30 can be fixed together simply and efficiently, after the motor casing 10, the magnetic shoe 20 and the magnetic shoe clamp 30 are fixed together, the pneumatic press stops working, as shown in fig. 9, the directional pressure lever 103 moves upwards under the action of the restoring force of the spring 102 to restore to an original state, at the moment, the handle 1031 extends out of the open slot 1015, so that subsequent assembly is not influenced, tool integration is realized, the pneumatic press is convenient to use, and the assembly efficiency is improved.

The utility model has the beneficial effects that: the utility model provides an assembly fixture for a direct current motor, which comprises a positioning main body, a spring and a directional pressure lever, wherein the positioning main body comprises a first cylinder, the top of the first cylinder is sequentially provided with a second cylinder and a third cylinder which are coaxially arranged with the first cylinder from top to bottom, the diameter of the third cylinder is larger than that of the second cylinder, the diameter of the first cylinder is larger than that of the third cylinder, the directional pressure lever comprises a handle and a rod body arranged below the handle, the bottom end of the rod body is provided with a baffle plate, an accommodating cavity for accommodating the spring is arranged in the positioning main body along the direction from the first cylinder to the second cylinder, the top of the second cylinder is provided with an open slot penetrating through two outer side walls of the positioning main body, the bottom of the open slot is provided with an assembly hole which is communicated with the accommodating cavity and is matched with the rod body, the rod body is inserted in the assembly hole and extends into the accommodating cavity, the baffle plate abuts against the spring, the first cylinder is matched with a motor shell and is used for supporting the motor shell, the top of the third cylinder is provided with a bulge for supporting the magnetic shoe clamp at the position corresponding to the two ends of the open slot, and the top of the third cylinder between the two bulges is matched with the magnetic shoe and is used for supporting the magnetic shoe. The utility model can simply and efficiently fix the motor shell, the magnetic shoe and the magnetic shoe clamp together.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An assembly fixture for a direct current motor is used for assembling a motor shell, magnetic shoes and magnetic shoe clamps, the magnetic shoe clamps are arranged between the two magnetic shoes and used for clamping the two magnetic shoes, the motor shell is sleeved on the outer surfaces of the two magnetic shoes, the assembly fixture is characterized by comprising a positioning main body, a spring and a directional pressure lever, the positioning main body comprises a first cylinder, a second cylinder and a third cylinder which are coaxially arranged with the first cylinder are sequentially arranged on the top of the first cylinder from top to bottom, the diameter of the third cylinder is larger than that of the second cylinder, the diameter of the first cylinder is larger than that of the third cylinder, the directional pressure lever comprises a handle and a rod body arranged below the handle, a baffle plate is arranged at the bottom end of the rod body, an accommodating cavity for accommodating the spring is formed in the positioning main body along the direction from the first cylinder to the second cylinder, the utility model discloses a motor casing, including the motor casing, the motor casing is provided with the motor casing, the cylindrical top of second sets up one and runs through being used for dodging of its two lateral walls the open slot of handle, the tank bottom of open slot sets up a intercommunication hold the chamber and with the pilot hole of the body of rod adaptation, the body of rod is inserted and is established just stretch into in the pilot hole hold the chamber, the baffle butt the spring, first cylinder with the motor casing adaptation just is used for supporting the motor casing, the cylindrical top of third with the position that the open slot both ends correspond is equipped with one respectively and is used for supporting the arch that the magnetic shoe pressed from both sides, two between the arch the cylindrical top of third respectively with the magnetic shoe adaptation just is used for supporting the magnetic shoe.

2. An assembly jig for a dc motor according to claim 1, wherein the rod body has a square cross section, and the assembly hole is a square assembly hole.

3. An assembly jig for a dc motor according to claim 1, wherein a bottom plate for being snapped on the receiving chamber is further provided at the bottom of the first cylinder.

4. The assembly jig for the direct current motor according to claim 1, wherein a screw hole is provided in an end of the rod body opposite to the baffle, an avoiding hole adapted to the screw hole is provided in the baffle, and the baffle is fixed to the bottom end of the rod body by a screw, the avoiding hole, and a cooperation of the screw hole.