Belt pulley groove cutter

Abstract

The utility model discloses a belt pulley grooving cutter which comprises a cutter handle, the side inner wall of the cutter handle is movably connected with a grooving cutter body, the upper surface of the grooving cutter body is provided with a clamping groove, the lower surface of the cutter handle is in threaded connection with a bolt, the top inner wall of the cutter handle is fixedly connected with a button, and the top inner wall of the cutter handle is fixedly connected with a spring. A clamping block is fixedly connected to the end, away from the cutter handle, of the spring, a pressing plate is fixedly connected to the side surface of the clamping block, and a mounting groove is formed in the side surface of the cutter handle. According to the structure, through cooperation of the clamping block, the pressing plate, the spring, the threaded column, the nut, the bolt, the button and the alarm lamp, after the grooving cutter body is installed, if the bolt loosens or falls off, the alarm lamp can be automatically turned on and make a sound to remind people to replace or tighten the bolt, serious consequences are avoided, and if the bolt falls off, the clamping block still limits the grooving cutter body; and the groove cutter body is prevented from flying out to cause collision damage or injury to a human body.

Description

Technical Field

[0001] The utility model relates to the technical field of pulley groove cutters, in particular to a pulley groove cutter. Background Art

[0002] The pulley groove cutter is a tool specially used for processing pulley grooves, usually made of high-speed steel or carbide. Its main function is to process a V-groove that meets the specifications on the pulley so that the transmission belt can be installed.

[0003] The existing pulley groove cutters are usually installed on the tool handle with bolts. During long-term use, the bolts are easy to loosen. When the bolts loosen and fall off, the position restriction of the groove cutter is directly released, causing the groove cutter to fall off. Contact with the rotating pulley may cause the groove cutter to fly out, causing the groove cutter to be damaged by bumps and may even injure the staff. It is relatively unsafe, and it is impossible to detect and warn in time when the bolts are loose. Utility Model Content

[0004] According to the described pulley groove cutter, the purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a pulley groove cutter, which cooperates with the warning light through the clamping block, the pressing plate, the spring, the threaded column, the nut, the bolt, the button and the warning light so that after the groove cutter body is installed, if the bolt becomes loose or falls off, the warning light will automatically light up and make a sound to remind people to replace or tighten the bolt to avoid serious consequences. If the bolt falls off, the clamping block will still limit the groove cutter body to prevent the groove cutter body from flying out and causing damage or human body injury.

[0005] To achieve the above purpose, the utility model also provides a knife handle having the above purpose, wherein the side inner wall of the knife handle is movably connected with a slotted knife body, the upper surface of the slotted knife body is provided with a clamping groove, the clamping groove is used to cooperate with a clamping block to limit the position of the slotted knife body, the lower surface of the knife handle is threadedly connected with a bolt, the top inner wall of the knife handle is fixedly connected with a button, the button is squeezed by the installed bolt, when the bolt is loose and falls off, the button pressing is released, at this time the alarm light is on and a sound is emitted, reminding people that the bolt is loose to avoid accidents;

[0006] The top inner wall of the knife handle is fixedly connected with a spring, and the end of the spring away from the knife handle is fixedly connected with a clamping block, which is stuck in the clamping slot to help the installation of the slot cutter body to make it more stable. At the same time, when the bolt falls off, the slot cutter body is protected from flying out. The side surface of the clamping block is fixedly connected with a pressing plate, and the side surface of the knife handle is provided with a mounting groove. The bottom inner wall of the mounting groove is fixedly connected with a threaded column, and the side surface of the threaded column is threadedly connected with a nut. The side surface of the knife handle is fixedly connected with a battery box.

[0007] According to the pulley groove cutter, the side surface of the groove cutter body is provided with a blade, and the upper surface of the groove cutter body is provided with a guide groove to guide the coolant, thereby increasing the contact area between the coolant and the groove cutter body and achieving a better cooling effect.

[0008] According to the pulley groove cutter, the side surface of the button is movably connected to the bolt, and the side surface of the bolt is movably connected to the groove cutter body.

[0009] According to the pulley groove cutter, the side surface of the clamping block is movably connected to the clamping groove, and the side surface of the pressing plate is movably connected to the mounting groove.

[0010] According to the pulley groove cutter, the side surface of the threaded column is movably connected to the pressing plate, and the lower surface of the nut is movably connected to the pressing plate.

[0011] According to the pulley groove cutter, a battery is arranged inside the battery box, and the button is electrically connected to the battery.

[0012] According to the pulley groove cutter, the warning light is electrically connected to the battery, and the warning light is electrically connected to the button.

[0013] According to the pulley groove cutter, a guide tube is fixedly connected to the interior of the tool handle, so that the coolant can flow through the guide tube and out.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a front view of a pulley groove cutter of the utility model;

[0017] Figure 2 It is a side view of a pulley groove cutter of the utility model;

[0018] Figure 3 This is a partial structural exploded view of a pulley groove cutter of the utility model;

[0019] Figure 4 The utility model is a schematic diagram of the structure of a groove cutter body of a pulley groove cutter.

[0020] Legend:

[0021] 1. Knife handle; 2. Grooving knife body; 3. Knife blade; 4. Guide groove; 5. Card slot; 6. Bolt; 7. Button; 8. Spring; 9. Block; 10. Press plate; 11. Threaded column; 12. Nut; 13. Mounting slot; 14. Battery box; 15. Warning light; 16. Diversion tube. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment of a pulley groove cutter includes a handle 1, a groove cutter body 2 is movably connected to the side inner wall of the handle 1, a blade 3 is arranged on the side surface of the groove cutter body 2, and a guide groove 4 is arranged on the upper surface of the groove cutter body 2 to guide the coolant, so that the contact area between the coolant and the groove cutter body 2 is increased, so that the cooling effect is better, and a card groove 5 is arranged on the upper surface of the groove cutter body 2, and the card groove 5 is used to cooperate with the card block 9 to limit the position of the groove cutter body 2, and a bolt 6 is threadedly connected to the lower surface of the handle 1, and the side surface of the button 7 is movably connected to the bolt 6, and the side surface of the bolt 6 is movably connected to the groove cutter body 2, and a button 7 is fixedly connected to the top inner wall of the handle 1, and the button 7 is squeezed by the installed bolt 6. When the bolt 6 is loose and falls off, the pressing of the button 7 is released, and the alarm light 15 lights up and makes a sound, reminding people that the bolt 6 is loose to avoid accidents.

[0024] The top inner wall of the knife handle 1 is fixedly connected with a spring 8, and the end of the spring 8 away from the knife handle 1 is fixedly connected with a clamping block 9, which is clamped in the clamping groove 5 to help the slot cutter body 2 to be installed more stably. At the same time, when the bolt 6 falls off, the slot cutter body 2 is protected from flying out. The side surface of the clamping block 9 is fixedly connected with a pressing plate 10, and the side surface of the knife handle 1 is provided with a mounting groove 13. The side surface of the clamping block 9 is movably connected with the slot 5, the side surface of the pressing plate 10 is movably connected with the mounting groove 13, and the side surface of the threaded column 11 is connected with the pressing plate 10. The lower surface of the nut 12 is movably connected to the pressing plate 10, the bottom inner wall of the mounting groove 13 is fixedly connected with a threaded column 11, the side surface of the threaded column 11 is threadedly connected with the nut 12, the side surface of the handle 1 is fixedly connected with a battery box 14, a battery is arranged inside the battery box 14, the button 7 is electrically connected to the battery, the alarm light 15 is electrically connected to the battery, the alarm light 15 is electrically connected to the button 7, and the inside of the handle 1 is fixedly connected with a guide tube 16 to facilitate the coolant to pass through the guide tube 16 and flow out.

[0025] Working principle: When installing the groove cutter body 2, pull the pressing plate 10 upwards to move the block 9 upwards to compress the spring 8, place the groove cutter body 2 in the connection port of the handle 1, loosen the pressing plate 10, and the block 9 is stuck in the groove 5. Tighten the nut 12, screw in the bolt 6, and press one end of the bolt 6 onto the button 7. Turn on the power and release the button 7 when the bolt 6 loosens and falls off. At this time, the alarm light 15 lights up and makes a sound.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A pulley groove cutter, characterized in that: include: A knife handle (1), wherein the side inner wall of the knife handle (1) is movably connected to a slotting knife body (2), the upper surface of the slotting knife body (2) is provided with a clamping groove (5), the lower surface of the knife handle (1) is threadedly connected to a bolt (6), and the top inner wall of the knife handle (1) is fixedly connected to a button (7); A spring (8) is fixedly connected to the top inner wall of the knife handle (1); a clamping block (9) is fixedly connected to the end of the spring (8) away from the knife handle (1); a pressing plate (10) is fixedly connected to the side surface of the clamping block (9); a mounting groove (13) is provided on the side surface of the knife handle (1); a threaded column (11) is fixedly connected to the bottom inner wall of the mounting groove (13); a nut (12) is threadedly connected to the side surface of the threaded column (11); and a battery box (14) is fixedly connected to the side surface of the knife handle (1).

2. A pulley groove cutter according to claim 1, characterized in that: The side surface of the groove cutter body (2) is provided with a blade (3), and the upper surface of the groove cutter body (2) is provided with a guide groove (4).

3. A pulley groove cutter according to claim 1, characterized in that: The side surface of the button (7) is movably connected to the bolt (6), and the side surface of the bolt (6) is movably connected to the groove cutter body (2).

4. A pulley groove cutter according to claim 1, characterized in that: The side surface of the clamping block (9) is movably connected to the clamping slot (5), and the side surface of the pressing plate (10) is movably connected to the mounting slot (13).

5. A pulley groove cutter according to claim 1, characterized in that: The side surface of the threaded column (11) is movably connected to the pressing plate (10), and the lower surface of the nut (12) is movably connected to the pressing plate (10).

6. A pulley groove cutter according to claim 1, characterized in that: A storage battery is arranged inside the battery box (14), and the button (7) is electrically connected to the storage battery.

7. A pulley groove cutter according to claim 6, characterized in that: The warning light (15) is electrically connected to the battery, and the warning light (15) is electrically connected to the button (7).

8. A pulley groove cutter according to claim 1, characterized in that: A flow guide tube (16) is fixedly connected to the interior of the knife handle (1).

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