CN116394185A - An integrated braking device for electric screwdrivers - Google Patents

Abstract

The invention discloses an integrated brake device for electric screwdrivers, which comprises a motor, a gear box is vertically arranged at the bottom end of the motor, and a brake is vertically arranged at the bottom end of the gear box. An integrated clutch bracket is vertically arranged at the joint of the integrated clutch bracket, and a connecting block is vertically formed at the bottom end of the integrated clutch bracket. There are at least three connecting blocks, and the connecting blocks are inserted at the top of the brake. The integrated clutch bracket There are at least three connecting columns installed vertically on the top of the gearbox, and the connecting columns are inserted at the bottom of the gearbox; the brake is fixed at the bottom of the gearbox through the integrated clutch bracket, thereby replacing the brake cup The disk, the planetary frame of the gearbox, and the upper cover of the gearbox improve the reliability of the product, avoid the failure of the assembly during the assembly process, reduce the turnover cost of the product, save the management and assembly process steps, and improve the Production efficiency, reducing labor costs.

Description

An integrated braking device for electric screwdrivers

technical field

The invention relates to the field of electric screwdriver equipment, in particular to an integrated braking device dedicated to an electric screwdriver.

Background technique

At present, the NGW planetary structure gearbox and the brake used in the output drive part of the electric screwdriver are connected through the brake cup plate and the planetary frame of the gearbox. In addition, there are different coordination methods between the planetary frame of the gearbox and the upper cover of the gearbox, the cup plate of the brake, and the upper cover of the gearbox. There are many processes in the actual production, which affects the production efficiency. Therefore, a method is proposed. Integrated braking device for electric screwdriver.

Contents of the invention

In order to overcome the disadvantages of the above-mentioned situation, the present invention aims to provide a technical solution capable of solving the above-mentioned problems.

An integrated braking device for an electric screwdriver, comprising a motor, a gear box is vertically arranged at the bottom end of the motor, and a brake is vertically arranged at the bottom end of the gear box, and the connection between the gear box and the brake is vertically arranged. An integrated clutch bracket is arranged vertically, and the bottom end of the integrated clutch bracket is vertically formed with connecting blocks. There are at least three connecting blocks, and the connecting blocks are inserted at the top of the brake. The top of the integrated clutch bracket is vertically There are at least three connecting columns, and the connecting columns are inserted at the bottom end of the gear case.

Preferably, the outer bottom of the gear box is formed with a card slot, and the card slots are located on both sides of the outer bottom of the gear box.

Preferably, the outer top end of the brake is fitted with a reinforcing rib, and the outer sides of the reinforcing rib are formed with bumps vertically.

Preferably, the brake is vertically provided with a connecting shaft, and the connecting shaft is located at the top of the brake, the brake and the connecting shaft rotate in the same direction, and the connecting block is inserted on the side of the connecting shaft, and the connecting block is connected to the contact between the shafts.

Preferably, the connecting block is formed with beveled surfaces, and the beveled surfaces are located obliquely on the left and right sides of the connecting block.

Preferably, the gear box is formed with a connecting hole, and the connecting hole is located at the top of the gear box, and the connecting hole passes through the gear box.

Compared with the prior art, the beneficial effect of the present invention is that the brake is fixed at the bottom end of the gearbox through the integrated clutch bracket, thereby replacing the three parts of the brake cup, the planetary frame of the gearbox, and the upper cover of the gearbox. It improves product reliability, avoids defects in the assembly process of components, reduces product turnover costs, and has fewer connecting parts, saves management and process assembly steps, improves production efficiency, and reduces labor costs. .

Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is a structural schematic diagram of an integrated braking device for an electric screwdriver;

Fig. 2 is another structural schematic diagram of an integrated braking device for an electric screwdriver;

Fig. 3 is another structural schematic diagram of an integrated braking device dedicated to an electric screwdriver;

Fig. 4 is the structural representation of gearbox;

Figure 5 is a schematic structural view of the integrated clutch bracket;

Fig. 6 is another structural schematic diagram of the integrated clutch bracket.

As shown in the figure: 1. Gear box, 2. Motor, 3. Integrated clutch bracket, 4. Connecting column, 5. Connecting block, 6. Brake, 7. Protrusion, 8. Card slot, 9. Connecting hole, 10, connecting shaft, 11, reinforcing ring, 12, oblique cut surface.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-6, in the embodiment of the present invention, a special integrated braking device for an electric screwdriver includes a motor 2, a gearbox 1 is vertically arranged at the bottom end of the motor 2, and the bottom end of the gearbox 1 The brake 6 is vertically arranged, and the joint between the gearbox 1 and the brake 6 is vertically provided with an integrated clutch bracket 3, and the bottom end of the integrated clutch bracket 3 is vertically formed with a connecting block 5, and the connecting block 5 At least three, and the connecting block 5 is inserted at the top of the brake 6, the top of the integrated clutch bracket 3 is vertically provided with a connecting column 4, and there are at least three connecting columns 4, and the connecting column 4 is inserted into the gear box 1, and then through the integrated clutch bracket 3, the brake 6 is fixed at the bottom of the gearbox 1, thereby replacing the three parts of the brake cup, the planetary frame of the gearbox, and the upper cover of the gearbox, which improves product reliability. It also avoids defects in the assembly process of components, reduces the turnover cost of products, and has a small number of connecting parts, saves management and process assembly steps, improves production efficiency, and reduces labor costs.

The outer bottom of the gear box 1 is formed with a slot 8, and the slots 8 are located on both sides of the outer bottom of the gear box 1, and the gear box 1 makes the brake 6 more stable when it is fixed at the bottom through the slot 8.

The outer top of the brake 6 is covered with a reinforcing rib ring 11, and the outer sides of the reinforcing rib ring 11 are vertically formed with protrusions 7, and the protrusions 7 are vertically clamped inside the card slot 8, and then through the protrusions 7 and The cooperation between the slots 8 makes the brake 6 more stable when it is fixed on the bottom of the gearbox 1 .

The brake 6 is vertically provided with a connecting shaft 10, and the connecting shaft 10 is located at the top of the brake 6, the brake 6 and the connecting shaft 10 rotate in the same direction, and the connecting block 5 is inserted on the side of the connecting shaft 10, And contact is made between the connection block 5 and the connection shaft 10 .

The connecting block 5 is formed with chamfered surfaces 12 , and the chamfered surfaces 12 are located obliquely on the left and right sides of the connecting block 5 , and the connecting block 5 can better contact the connecting shaft 10 through the chamfered surfaces 12 .

The gear box 1 is formed with a connecting hole 9, and the connecting hole 9 is located at the top of the gear box 1, and the connecting hole 9 passes through the gear box 1, and then the motor 2 is arranged at the top of the gear box 1 through the connecting hole 9 and connected to the gear box. 1 for drive coordination.

It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention.

Claims (6)

1. A special integrated braking device for an electric screwdriver, comprising a motor, characterized in that, the bottom end of the motor is vertically provided with a gear box, and the bottom end of the gear box is vertically provided with a brake, and the gear box and the brake The connection between them is vertically provided with an integrated clutch bracket, and the bottom end of the integrated clutch bracket is vertically formed with connecting blocks, the connecting blocks are at least three, and the connecting blocks are inserted at the top of the brake. The top of the clutch bracket is vertically provided with connecting columns, and there are at least three connecting columns, and the connecting columns are inserted at the bottom end of the gear box. 2. An integrated braking device for electric screwdrivers according to claim 1, characterized in that, the outer bottom of the gear box is formed with a card slot, and the card slots are located on both sides of the outer bottom of the gear box . 3. An integrated braking device for electric screwdrivers according to claim 1, characterized in that, the outer top of the brake is set with a reinforcing rib ring, and the outer sides of the reinforcing rib ring are formed with bumps vertically . 4. A special integrated brake device for electric screwdrivers according to claim 1, wherein the brake is vertically provided with a connecting shaft, and the connecting shaft is located at the top of the brake, and the brake and the connecting shaft Rotate in the same direction, and the connecting block is inserted on the side of the connecting shaft, and the connecting block and the connecting shaft are in contact. 5 . The special integrated brake device for electric screwdrivers according to claim 1 , wherein the connection block is formed with oblique cut surfaces, and the oblique cut surfaces are located obliquely on the left and right sides of the connection block. 6 . 6 . An integrated braking device for electric screwdrivers according to claim 1 , characterized in that, the gear box is formed with a connecting hole, and the connecting hole is located at the top of the gear box, and the connecting hole passes through the gear box.

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