CN218836678U

CN218836678U - Worm press-in jig of micro motor

Info

Publication number: CN218836678U
Application number: CN202222796694.7U
Authority: CN
Inventors: 刘圣宝; 陈涛年
Original assignee: Dalian Chengyue Automotive Parts Manufacturing Co ltd
Current assignee: Dalian Chengyue Automotive Parts Manufacturing Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-04-11
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a worm press-in jig of a micro motor, which comprises a base, wherein a square plate is fixed on a plate body at one side of the base, and a limiting mechanism for limiting the movement of the motor is fixed on the square plate; the quick clamp that the higher authority fixed mounting horizontal direction of base opposite side set up, the end fixing who presss from both sides the depression bar fast has a sleeve, the dabber of motor, sleeve and the axis of depression bar are the coincidence, it has the dog to be fixed with holding screw on the body of rod of depression bar, the dog with limited after the terminal surface of square slab bumps the further motion of depression bar. The utility model pushes the worm to move towards the motor direction through the pressure lever of the quick clamp, limits the movement of the motor through the limiting mechanism, presses the worm into the mandrel of the motor, and installs the stop block on the pressure lever to limit the pressing depth of the worm; the jig is simple in structure and convenient to manufacture, can be completed by manpower, does not need to be connected with a power supply, and is not limited by power distribution at an operation station.

Description

Worm press-in jig of micro motor

Technical Field

The utility model relates to a pressure equipment tool technical field especially relates to a micro motor's worm tool of impressing.

Background

The micro motor is used for pressing a worm on a mandrel of the micro motor, for example, a driving motor for feeding arranged on a vending machine. At present, a worm is placed on a workbench of a manual press machine through a positioning mechanism, then a mandrel of a motor is aligned to a shaft hole of the worm, then a worker holds the motor with one hand and rotates a rocker of the press machine with the other hand, and the mandrel of the motor is pressed into the worm by moving a pressure rod of the press machine from top to bottom. The press-in mode is easy to cause the phenomenon of pressure deviation; meanwhile, the phenomenon of insufficient pressing-in amount or excessive pressing is easy to occur, and the rework rate and the rejection rate are high.

China with the publication number of CN208680900U implements a novel miniature motor and worm press-fitting device, and when the device is used for press-fitting a worm, a motor is fixed, the worm is installed in a fixed seat of the device, the fixed seat is driven by the motor to enable the worm and the motor to be close to each other, and finally the worm is pressed into a core shaft of the motor. Although this solution solves the above mentioned technical problems of pressure deviation, overpressure and inadequate pressure fitting. However, the technical scheme is too complex, the used parts are more, the manufacturing cost of the device is high, and the occupied space is large. As can be seen from the text, in order to ensure the accuracy of the pressing-in position, a displacement encoder and a controller are additionally arranged; in order to prevent the worm from being damaged due to overpressure, a force sensor is additionally arranged. The length of the matching surface of the spindle and the worm of the micro motor is about 15mm generally, the diameter of the spindle is about 3mm, the worm is also made of POM with better lubricating performance, and the pressure required during press mounting is very small, so the scheme has low practicability, electric energy is consumed during working, and certain resources are wasted.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an use depression bar that presss from both sides fast to provide the power of impressing, use three stopper to realize micro motor's fixed, only need manual operation can accomplish the worm that is used for micro motor that the worm impressed and impress the tool.

Therefore, the application provides the following technical scheme: a worm press-in jig of a micro motor comprises a base, wherein a square plate is fixed on a plate body on one side of the base, and a limiting mechanism for limiting the movement of the motor is fixed on the square plate; the quick clamp that the higher authority fixed mounting horizontal direction of base opposite side set up, the end fixing that presss from both sides the depression bar fast has a sleeve, the dabber of motor, sleeve and the axis of depression bar are the coincidence, it has the dog to fix with holding screw on the body of rod of depression bar, the dog with the terminal surface of square plate has bumped the back and has restricted the further motion of depression bar.

Furthermore, the limiting mechanisms are three limiting blocks which are distributed in a shape like a Chinese character 'pin' and fixed on the square plate, and the motor is arranged between the three limiting blocks.

Furthermore, a long hole for adjusting the installation position of the limiting block is formed in the block body of the limiting block, and the limiting block and the square plate are fixed together after a screw penetrates through the long hole.

Furthermore, a screw hole is formed in the center of the end part of the pressing rod, and a stud matched with the screw hole is formed at the connecting end of the sleeve and the pressing rod.

Further, the inner diameter of the sleeve is 0.04-0.16mm larger than the outer diameter of the worm.

The utility model has the advantages of it is following:

1. the utility model pushes the worm to move towards the motor direction through the pressure lever of the quick clamp, limits the movement of the motor through the limiting mechanism, presses the worm into the mandrel of the motor, and installs the stop block on the pressure lever to limit the pressing depth of the worm; the jig is simple in structure and convenient to manufacture, can be completed by manpower without using a manual press, is not required to be connected with a power supply, and is not limited by power distribution at an operation station.

2. The three limiting blocks are arranged on the square plate in a position-adjustable mode, can be adjusted according to different sizes of the pressed worm and the pressed motor, and is wide in application range.

3. The sleeve adopts the spiro union mode to install at the tip of depression bar, when the worm external diameter of pressure equipment changed, only need change different sleeves can, nimble convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a front view of the sleeve of fig. 1.

Fig. 4 is a left side view of fig. 3.

In the figure: 1. a base; 2. a square plate; 3. a limiting block; 3.1, long holes; 4. a motor; 4.1, a mandrel; 5. a worm; 6. a sleeve; 6.1, a stud; 7. a stopper; 8. quickly clamping; 8.1, a pressure lever.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The utility model discloses a worm press-in jig of a micro motor, which comprises a base 1, wherein a square plate 2 is fixed on a plate body on the left side of the base 1 by screws, three limit blocks 3 which are distributed in a triangle shape are fixed on the square plate 2 by screws, and a motor 4 to be pressed is arranged between the three limit blocks 3; a quick clamp 8 arranged in the horizontal direction is fixedly installed in the middle of the board surface on the right side of the base 1 through a screw, the end part of a pressure rod 8.1 of the quick clamp 8 faces to a mandrel 4.1 of the motor 4, a sleeve 6 is fixed at the end part of the pressure rod 8.1, the central axes of the mandrel 4.1, the sleeve 6 and the pressure rod 8.1 are overlapped, and the inner diameter of the sleeve 6 is preferably larger than the outer diameter of a worm 5 to be pressed by 0.04mm-0.16 mm; a stop dog 7 is detachably fixed on the rod body of the pressure rod 8.1 by a set screw, the function of the stop dog is to ensure that the press-in depth of the worm 5 meets the design requirement, and the installation position of the stop dog 7 on the pressure rod 8.1 can be adjusted according to the length and the press-in depth of the press-fitted worm 5.

During the use, place motor 4 in the space that three stopper 3 enclose in, motor 4's left and right both sides and rear portion all laminate with stopper 3's terminal surface, dabber 4.1 aims at sleeve 6, the operator inserts a worm 5 of treating the pressure equipment into sleeve 6 with the hand, press the handle of quick clamp 8 afterwards, depression bar 8.1 stretches out the back to the left side and impresses worm 5 on dabber 4.1, because motor 4's left and right sides and rear portion all are provided with stopper 3, consequently motor 4 neither can deflect, also can not move backward under the effect of pressure, depression bar 8.1 stop motion under the blockking of square plate 2 after dog 7 and square plate 2's terminal surface contact, the depth of impressing of worm 5 this moment is exactly required degree of depth.

As a preferred embodiment, the block body of the limiting block 3 is provided with a long hole 3.1, and a screw is passed through the long hole 3.1 to connect the limiting block 3 and the square plate 2 together. The positions of the three limiting blocks 3 on the square plate 2 can be adjusted according to the appearance size of the pressed motor 4, the length of the mandrel 4.1 and the length of the worm 5; when the motor 4 with a higher center is pressed, a gasket can be arranged on the lower surface of the base 1 of the quick clamp 8, so that the axes of the pressure rod 8.1 and the mandrel 4.1 are always coincident.

As a preferred embodiment, as shown in fig. 3 and 4, a screw hole is formed in the center of the end of the pressure lever 8.1, a stud 6.1 adapted to the screw hole is formed at the right end of the sleeve 6, and the sleeve 6 is screwed on the pressure lever 8.1 through the stud 6.1; the press-in jig can be provided with sleeves 6 with various inner diameters according to the outer diameter of the press-fitted worm 5, and when the press-in jig is used, the sleeves 6 are properly selected according to the outer diameter of the worm 5 and are screwed at the end part of the pressure rod 8.1.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a micro motor's worm tool of impressing which characterized in that: the motor comprises a base (1), wherein a square plate (2) is fixed on a plate body on one side of the base (1), and a limiting mechanism for limiting the movement of a motor (4) is fixed on the square plate (2); base (1) opposite side's higher authority fixed mounting horizontal direction sets up presss from both sides (8) fast, the end fixing who presss from both sides fast (8) depression bar (8.1) has a sleeve (6), the dabber (4.1) of motor (4), sleeve (6) and the axis of depression bar (8.1) are coincidence, be fixed with dog (7) with holding screw on the body of rod of depression bar (8.1), dog (7) with restricted after the terminal surface of square plate (2) bumps mutually the further motion of depression bar (8.1).

2. The worm press-in jig for a micro motor according to claim 1, wherein: stop gear is three stopper (3) of fixing on square board (2) that are article font and distribute, motor (4) are arranged in between three stopper (3).

3. The worm press-in jig for a micro motor according to claim 2, wherein: the block body of the limiting block (3) is provided with a long hole (3.1) for adjusting the installation position of the limiting block, and the limiting block (3) is fixed with the square plate (2) together after a screw penetrates through the long hole (3.1).

4. The worm press-in jig for a micro motor according to claim 1, wherein: the center of the end part of the pressure lever (8.1) is provided with a screw hole, and the connecting end of the sleeve (6) and the pressure lever (8.1) is provided with a stud (6.1) matched with the screw hole.

5. The worm press-in jig for a micro motor according to claim 1, wherein: the inner diameter of the sleeve (6) is 0.04-0.16mm larger than the outer diameter of the worm (5).