CN216780430U - A multi-axis drilling machine drive mechanism - Google Patents

Abstract

The utility model discloses a multi-axis drilling machine driving mechanism, comprising: the frame, including a motor, an end cap, a controller, and a cover plate, the motor, the drive pulley, the axis of rotation, fixedly connected with installation piece in the frame, motor fixed mounting is in the frame, the motor is connected with the output shaft, the motor is connected with the converter, drive pulley and output shaft fixed connection, a plurality of initiative belt groove has been seted up to the drive pulley, driving belt has been cup jointed respectively in a plurality of initiative belt groove, driving belt's the other end has cup jointed driven pulley respectively, the one end cartridge of axis of rotation is at driven pulley, the other end cartridge is on the installation piece. The four-shaft four-hole drilling machine can drive four rotating shafts at the same time, so that four parts can be drilled at most at the same time, the production and machining efficiency is improved, the rotating shafts are supported, when different parts are drilled and required to be drilled at different rotating speeds, the rotating speeds can be adjusted, a reduction box is not needed, and the cost is saved.

Description

A multi-axis drilling machine drive mechanism

technical field

The utility model relates to the field of drilling machines, in particular to a driving mechanism of a multi-axis drilling machine.

Background technique

Drilling machine is a mechanical device that uses a tool that is harder and sharper than the target to leave cylindrical holes or holes on the target by rotary cutting or rotary extrusion. The drilling machine includes a driving mechanism and a feeding mechanism. , Guiding mechanism, the drilling machine needs to adjust the appropriate speed according to the material to be drilled. If the speed is too fast, the low-melting point material will soften when the drill is heated. If the speed is too slow, the soft material will stick. The number of feeds of the drilling machine, the drilling machine needs regular maintenance and replacement of the drill bit. At present, the ordinary drilling machine can only drill one part at a time, which makes the processing efficiency relatively low. When different speeds are required, A speed reduction box needs to be used for speed regulation, and the cost is relatively high. Therefore, in order to avoid the shortcomings in the prior art, it is necessary to improve the prior art.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model proposes a multi-axis drilling machine driving mechanism, which can drive four rotating shafts at the same time, so that the rotating shaft can simultaneously process up to four parts for drilling holes, improve the production and processing efficiency, and provide support for the rotating shaft. When different speeds are required for parts processing and drilling, the speed can be adjusted without the need for a gearbox, saving costs.

A multi-axis drilling machine driving mechanism according to the embodiment of the first aspect of the present invention includes: a frame, a motor, a driving pulley, and a rotating shaft, a mounting block is fixedly connected to the frame, and the motor is fixedly installed On the frame, the motor is connected with an output shaft, the motor is connected with a frequency converter, the driving pulley is fixedly connected with the output shaft, the driving pulley is provided with a number of driving belt grooves, and a plurality of The driving belt grooves are respectively sleeved with a transmission belt, the other end of the transmission belt is respectively sleeved with a driven pulley, one end of the rotating shaft is inserted into the driven pulley, and the other end is inserted into the mounting block superior.

A multi-axis drilling machine driving mechanism according to the embodiment of the present utility model has at least the following beneficial effects: the utility model can drive four rotating shafts at the same time, so that the rotating shafts can simultaneously process up to four parts of drilling holes, and improve the production and processing efficiency , Provide support for the rotating shaft. When different parts require different speeds for drilling, the speed can be adjusted without a gearbox, which saves costs. The motor drives the output shaft to rotate, and the output shaft is fixedly connected with the driving pulley, thereby driving the driving pulley to carry out Rotating, there are several active belt grooves on the driving pulley, which can be sleeved with a corresponding number of transmission belts, and the other end of the transmission belt is sleeved with the driven pulley to achieve the effect of one driving pulley driving multiple driven pulleys. One end of the rotating shaft is inserted In the driven pulley, when the driven pulley rotates, it can drive the rotating shaft to rotate, and multiple driven pulleys can drive multiple rotating shafts to rotate. The other end of the rotating shaft is inserted on the mounting block to provide support and positioning for the rotating shaft. , the rotational speed of the rotating shaft is equal to the rotational speed of the driven pulley. When the rotational speed of the rotating shaft needs to be adjusted, since the drive belt is respectively sleeved on the driving belt groove of the driving pulley and on the driven pulley, adjusting the rotational speed of the driving pulley can be adjusted. The effect of the speed of the driven pulley can be adjusted by adjusting the speed of the motor through the inverter to adjust the speed of the output shaft to adjust the speed of the drive pulley, and adjusting the speed of the drive pulley can achieve the effect of adjusting the speed of all driven pulleys at the same time.

According to some embodiments of the present invention, the driving pulley is provided with four driving belt grooves, the four driving belt grooves are respectively sleeved with four driving belts, and the other ends of the four driving belts are respectively socketed with four driven belts. The four driven pulleys are fitted with four rotating shafts.

According to some embodiments of the present invention, the driven pulley is provided with an arcuate insertion hole, the shape of the rotating shaft inserted at one end of the driven pulley corresponds to the insertion hole, and the rotating shaft is inserted in the insertion hole.

According to some embodiments of the present invention, a slack adjuster is fixedly installed on the frame, and an adjustment wheel is rotatably installed on the slack adjuster, and the adjustment wheel is in contact with the transmission belt.

According to some embodiments of the present invention, the slack adjuster is provided with a strip-shaped installation slot, the slack adjuster is installed on the frame through the strip-shaped installation slot through a screw, and the slack adjuster passes through the strip-shaped installation slot. Adjust the installation position of the strip-shaped installation groove to adjust the tightness of the transmission belt.

According to some embodiments of the present invention, the rotating shaft is inserted into one end of the mounting block and penetrates through the mounting block, and a drill bit is connected to one end of the rotating shaft passing through the mounting block.

According to some embodiments of the present invention, the driving pulley is provided with a screw hole, and the driving pulley is fixed on the output shaft by a screw passing through the screw hole.

According to some embodiments of the present invention, the rotating shaft includes an insertion portion, the insertion portion is inserted into the installation block, and a limit plate is fixedly installed on a side of the installation block away from the driven pulley, The limiting plate presses the insertion portion.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of embodiments in conjunction with the accompanying drawings, wherein:

Fig. 1 is the schematic diagram of the utility model embodiment;

2 is a schematic side view of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of the installation of the driving pulley and the output shaft according to the embodiment of the present invention.

In the figure: 100, frame; 110, mounting block; 200, motor; 210, output shaft; 300, driving pulley; 310, driving belt groove; 320, screw hole; 400, transmission belt; 500, driven pulley; 510 , Insertion hole; 600, Rotating shaft; 610, Insertion part; 700, Tightness adjuster; 710, Bar-shaped installation slot; 720, Adjustment wheel; 800, Drill bit; 900, Limit plate.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present utility model, it should be understood that the orientation descriptions related to orientation, such as up, down, front, rear, left, right, etc., are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present utility model, the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, exceeding, etc. are understood as not including this number, above, below, within, etc. are understood as including this number. If it is described that the first and the second are only for the purpose of distinguishing technical features, it cannot be understood as indicating or implying relative importance, or indicating the number of the indicated technical features or the order of the indicated technical features. relation.

In the description of the present invention, unless otherwise clearly defined, words such as setting, installation, connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution .

1 to 3, a multi-axis drilling machine driving mechanism of the present invention includes: a frame 100, a motor 200, a driving pulley 300, a rotating shaft 600, and a mounting block 110 is fixedly connected to the frame 100 , the motor 200 is fixedly installed on the frame 100, the motor 200 is connected with the output shaft 210, the motor 200 is connected with a frequency converter, the driving pulley 300 is fixedly connected with the output shaft 210, and the driving pulley 300 is provided with a number of driving belt grooves 310, several The driving belt grooves 310 are respectively sleeved with the driving belts 400 , and the other ends of the driving belts 400 are respectively sleeved with the driven pulleys 500 .

The utility model can drive four rotating shafts 600 at the same time, so that the rotating shaft 600 can simultaneously process up to four parts for drilling, so as to improve the production and processing efficiency, and provide support for the rotating shaft 600. The rotation speed is adjusted without the need for a gearbox, which saves costs. The motor 200 drives the output shaft 210 to rotate, and the output shaft 210 is fixedly connected with the driving pulley 300, thereby driving the driving pulley 300 to rotate. The corresponding number of drive belts 400 are sleeved, and the other end of the drive belt 400 is sleeved with the driven pulley 500 to achieve the effect of one driving pulley 300 driving multiple driven pulleys 500. One end of the rotating shaft 600 is inserted into the driven pulley 500. When When the driven pulley 500 rotates, it can drive the rotating shaft 600 to rotate, and the multiple driven pulleys 500 can drive the multiple rotating shafts 600 to rotate. The other end of the rotating shaft 600 is inserted into the mounting block 110 to provide support for the rotating shaft 600 Positioning, the rotational speed of the rotating shaft 600 is equal to the rotational speed of the driven pulley 500. When the rotational speed of the rotating shaft 600 needs to be adjusted, since the transmission belt 400 is respectively sleeved on the driving belt groove 310 of the driving pulley 300 and the driven pulley 500, the adjustment The rotational speed of the driving pulley 300 can achieve the effect of adjusting the rotational speed of the driven pulley 500. By adjusting the rotational speed of the motor 200 through the frequency converter, the rotational speed of the output shaft 210 can be adjusted to adjust the rotational speed of the driving pulley 300, and the rotational speed of the driving pulley 300 can be adjusted at the same time. The effect of adjusting all driven pulleys at 500 rpm.

Further, the driving pulley 300 is provided with four driving belt grooves 310, the four driving belt grooves 310 are respectively sleeved with four driving belts 400, and the other ends of the four driving belts 400 are respectively socketed with four driven pulleys 500, and the four driven belts 500 are respectively socketed. There are four rotating shafts 600 inserted on the pulley 500, and the four rotating shafts 600 are driven to rotate at the same time for processing and production, which improves the processing efficiency. Friction affects operation.

It should be noted that the number of active belt grooves 310 opened on the driving pulley 300 cannot be too many. When the number of active belt grooves 310 is too large, the distance between the outermost active belt groove 310 and the innermost active belt groove 310 is too far, resulting in the rotation axis. The distance that the 600 needs to be extended is too long, and the rotating shaft 600 may break under the action of the pulling force of the transmission belt 400 during long-term operation.

In order to enable the driven pulley 500 to drive the rotating shaft 600 to rotate, the driven pulley 500 is provided with an arcuate insertion hole 510 , and the shape of the rotating shaft 600 inserted at one end of the driven pulley 500 corresponds to the insertion hole 510 . Inserted in the insertion hole 510, when the driven pulley 500 rotates, the insertion hole 510 also rotates, so the rotating shaft 600 is driven to rotate, the arcuate insertion hole 510 is matched with the rotating shaft 600, and the rotating shaft 600 is inserted into the insert The shape of one end of the hole 510 only needs to be corresponding, which is convenient to process. The arcuate insertion end can be processed by cutting the rotating shaft 600 of circular section along the direction of the chord.

It should be noted that, if the insertion hole 510 on the driven pulley 500 is circular, the rotating shaft 600 with a circular cross-section can be inserted into the insertion hole 510, but cannot be driven when the driven pulley 500 rotates. The rotating shaft 600 rotates with the driven pulley 500 .

In order to adjust the tightness of the transmission belt 400 , a tension adjuster 700 is fixedly installed on the frame 100 , and an adjustment wheel 720 is rotatably installed on the tension adjuster 700 . The adjustment wheel 720 is in contact with the transmission belt 400 . , the drive belt 400 will rotate along with it to drive the driven pulley 500 to rotate, and the adjusting pulley 720 abutting with the drive belt 400 will also rotate along with it, causing the adjusting pulley 720 to have sliding friction with the driven belt, reducing the amount between the adjusting pulley 720 and the drive belt. The friction force between 400 reduces the influence of the adjusting wheel 720 on the movement of the transmission belt 400 .

Further, the slack adjuster 700 is provided with a strip-shaped installation groove 710 , the slack adjuster 700 is installed on the rack 100 through screws passing through the strip-shaped installation groove 710 , and the slack adjuster 700 adjusts the transmission by adjusting the installation position of the strip-shaped installation groove 710 The tightness of the belt 400, when the screw is fixed on the end of the strip-shaped installation groove 710 away from the transmission belt 400, the slack adjuster 700 extends the longest distance to the transmission belt 400, and at this time the transmission belt 400 is tightly pressed on the adjustment wheel 720, Abutting with the adjusting wheel 720, the transmission belt 400 is adjusted to the tightest state. When the screw is fixed to the end of the strip-shaped installation groove 710 close to the transmission belt 400, the distance from the slack adjuster 700 to the transmission belt 400 is the shortest. The transmission belt 400 is not in contact with the adjusting pulley 720, and the transmission belt 400 is adjusted to the loosest state.

In order to allow the workpiece to be processed to be drilled when the rotating shaft 600 rotates, the rotating shaft 600 is inserted into one end of the mounting block 110 and penetrates the mounting block 110 , and one end of the rotating shaft 600 passing through the mounting block 110 is connected with a drill bit 800 , which is drilled to the desired position. As the rotating shaft 600 rotates, the rotating speed of the rotating shaft 600 can be adjusted to adjust the rotating speed of the drill bit 800. By adjusting the rotating speed of the motor 200, the rotating speed of the driven pulley 500 and the rotating shaft 600 can be adjusted under the driving action of the transmission belt 400. The drill bit 800 is made to perform drilling processing at an appropriate rotational speed.

Further, the driving pulley 300 is provided with a screw hole 320, the driving pulley 300 is fixed on the output shaft 210 through the screw hole 320, and the driving pulley 300 is fixed on the output shaft 210 by means of screw fixing. The fixing effect is stable and reliable, ensuring that The driving pulley 300 and the output shaft 210 can rotate at the same rotational speed, preventing the relative rotation of the driving pulley 300 and the output shaft 210 from causing a difference in rotational speed, thereby affecting the rotational speed of the driven pulley 500 and the rotating shaft 600, causing errors in rotational speed , which affects the machining accuracy.

In order to prevent axial movement of the rotating shaft 600 during operation, the rotating shaft 600 includes an insertion portion 610 , the insertion portion 610 is inserted into the mounting block 110 , and the limiting plate 900 is fixedly installed on the side of the mounting block 110 away from the driven pulley 500 , the limiting plate 900 presses the inserting portion 610 to prevent the inserting portion 610 from sliding out of the mounting block 110 from axial movement, which affects the depth of feed during drilling, thereby affecting the depth of the drilling, resulting in machining errors.

The present embodiment has been described in detail above with reference to the accompanying drawings, but the present embodiment is not limited to the above-mentioned embodiment, and various changes can be made within the knowledge scope possessed by those of ordinary skill in the technical field without departing from the purpose of the present invention.

Claims (8)

1. a multi-axis drilling machine drive mechanism, is characterized in that, comprises: a rack (100), a mounting block (110) is fixedly connected to the rack (100); a motor (200), the motor (200) is fixedly mounted on the frame (100), the motor (200) is connected with an output shaft (210), and the motor (200) is connected with a frequency converter; A driving pulley (300), the driving pulley (300) is fixedly connected with the output shaft (210), the driving pulley (300) is provided with a plurality of driving belt grooves (310), and a plurality of the driving belt grooves ( 310) respectively sleeved with a transmission belt (400), and the other end of the transmission belt (400) is respectively sleeved with a driven pulley (500); A rotating shaft (600), one end of the rotating shaft (600) is inserted into the driven pulley (500), and the other end is inserted into the installation block (110). 2. The driving mechanism of a multi-axis drilling machine according to claim 1, characterized in that: the driving pulley (300) is provided with four driving belt grooves (310), and the four driving belt grooves (310) Four drive belts (400) are respectively sleeved, the other ends of the four drive belts (400) are respectively sleeved with four driven pulleys (500), and four driven pulleys (500) are inserted with four the rotating shaft (600). 3. A multi-axis drilling machine driving mechanism according to claim 1, characterized in that: the driven pulley (500) is provided with an arcuate insertion hole (510), and the rotating shaft (600) The shape inserted at one end of the driven pulley (500) corresponds to the insertion hole (510), and the rotating shaft (600) is inserted into the insertion hole (510). 4 . The driving mechanism of a multi-axis drilling machine according to claim 1 , wherein a tension adjuster ( 700 ) is fixedly installed on the frame ( 100 ), and the tension adjuster ( 700 ) is mounted on the tension adjuster ( 700 ). 5 . An adjusting wheel (720) is rotatably installed, and the adjusting wheel (720) is in contact with the transmission belt (400). 5 . The driving mechanism of a multi-axis drilling machine according to claim 4 , wherein a strip-shaped installation groove ( 710 ) is formed on the slack adjuster ( 700 ), and the slack adjuster ( 700 ) The rack (100) is mounted on the frame (100) through screws through the strip-shaped installation groove (710), and the slack adjuster (700) adjusts the drive belt by adjusting the installation position of the strip-shaped installation groove (710). (400) tightness. 6 . The driving mechanism of a multi-axis drilling machine according to claim 1 , wherein the rotating shaft ( 600 ) is inserted into one end of the mounting block ( 110 ) and penetrates through the mounting block ( 110 ). 7 . A drill bit (800) is connected to one end of the rotating shaft (600) passing through the mounting block (110). 7 . The driving mechanism of a multi-axis drilling machine according to claim 1 , wherein the driving pulley ( 300 ) is provided with a screw hole ( 320 ), and the driving pulley ( 300 ) penetrates the hole through the screw. 8 . The screw hole (320) is fixed on the output shaft (210). 8 . The driving mechanism of a multi-axis drilling machine according to claim 1 , wherein the rotating shaft ( 600 ) comprises an insertion part ( 610 ), and the insertion part ( 610 ) is inserted in the the mounting block (110), a limiting plate (900) is fixedly installed on the side of the mounting block (110) away from the driven pulley (500), and the limiting plate (900) presses the insertion part (610).

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