CN216730805U

CN216730805U - Automatic tool switching device

Info

Publication number: CN216730805U
Application number: CN202122978127.9U
Authority: CN
Inventors: 包建潮; 崔东苏
Original assignee: Hangzhou Sandi Numerical Control Equipment Co ltd
Current assignee: Hangzhou Sandi Numerical Control Equipment Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-06-14
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to the field of machine tools, in particular to an automatic tool switching device, which comprises a bottom plate, a support rod and a top plate; the lower end of the supporting rod is fixedly connected with a bottom plate, the upper end of the supporting rod is fixedly connected with a supporting top plate, the middle position of the top plate is fixedly connected with an air cylinder, a piston rod of the air cylinder points to the bottom plate and is fixedly connected with a U-shaped frame, the lower end of the U-shaped frame is symmetrically and fixedly connected with a servo motor, the output ends of the servo motors are oppositely arranged, the output ends of the servo motors are fixedly connected with regular polygonal turntables, cutters of different types are installed on each edge of each turntable, the end parts of the cutters are fixedly connected with motors, and the motors are fixedly connected inside the turntables; this conversion changes device selects the cutter instrument, does not need the manual work to dismantle the change, and the cutter is changed efficiently, avoids the manual work when changing the cutter at every turn simultaneously, and the emergence of cutter installation phenomenon not in place.

Description

Automatic tool switching device

Technical Field

The utility model relates to a lathe field specifically is an instrument automatic switching control equipment.

Background

When the semi-automatic machine tool is used for machining stepped holes or stepped grooves in a plate, manual operation is needed, the cutter is replaced after the machine is stopped, the cutter replacing mode is complicated, the efficiency is low, meanwhile, the cutter is replaced every time, the condition that the cutter is not installed in place can occur due to manual operation, and the punching quality is influenced; to this end, to the above problem, the utility model discloses a design a be convenient for change the instrument automatic switching device of cutter.

SUMMERY OF THE UTILITY MODEL

In order to make up the deficiency of the prior art, the utility model provides an instrument automatic switching device.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to an automatic tool switching device, which comprises a bottom plate, a support rod and a top plate; the lower end of the supporting rod is fixedly connected with a bottom plate, the upper end of the supporting rod is fixedly connected with a supporting top plate, the middle position of the top plate is fixedly connected with an air cylinder, a piston rod of the air cylinder points to the bottom plate and is fixedly connected with a U-shaped frame, the lower end of the U-shaped frame is symmetrically and fixedly connected with a servo motor, the output ends of the servo motors are oppositely arranged, the output ends of the servo motors are fixedly connected with regular polygonal turntables, cutters of different types are installed on each edge of each turntable, the end parts of the cutters are fixedly connected with motors, and the motors are fixedly connected inside the turntables; different cutters are mounted on the rotary table, according to the punching requirement, the servo motor is driven to drive the rotary table to rotate, the cutters are rotated, then the air cylinder is driven, the servo motor and the rotary table are driven to move towards the plate direction through the downward pushing U-shaped frame, the corresponding motor of the cutters drives the cutters to rotate, and the corresponding holes or grooves are cut in the plate while the cutters move downwards; this conversion changes device selects the cutter instrument, does not need the manual work to dismantle the change, and the cutter is changed efficiently, avoids the manual work when changing the cutter at every turn simultaneously, and the emergence of cutter installation phenomenon not in place.

Preferably, an electric push rod is fixedly connected above each servo motor, a piston rod of each electric push rod points to the turntable, and a plurality of fixing holes are uniformly formed in the surfaces of two side walls of the turntable; after the carousel rotates more the cutter and ends, drive electric putter, electric putter's piston rod embedding is in the fixed orifices, and at this moment, two electric putter fix the carousel, and the stability of reinforcing carousel prevents that the cutter from changeing the hole time, and the carousel from taking place the rotation of trace, and the fluting quality of punching is influenced.

Preferably, the support rod is provided with a guide rail; a guide groove is formed in the vertical side wall of the U-shaped frame, and the guide rail is connected in the guide groove in a sliding manner; through the cooperation between guide rail and the guide way for the orbit of reciprocating of U-shaped frame is further restricted, improves the straightness accuracy of U-shaped frame, thereby improves the fluting quality of punching, and to the protection of cutter.

Preferably, an oil filling hole is formed in the upper end face of the U-shaped frame and penetrates into the guide groove; through the oil filler point, conveniently toward the downthehole injection lubricating oil of oil filler, improve the relative movement smoothness nature between guide way and the guide rail, reduce the wearing and tearing volume, increase of service life.

Preferably, the lower end of the U-shaped frame is provided with a pressing mechanism; the pressing mechanism comprises a guide rod, a spring and a pressing plate; one end of the guide rod is connected in a sliding hole formed in the lower end face of the U-shaped frame in a sliding mode, the lower end of the guide rod is fixedly connected with the pressing plate, and the pressing plate is connected to the lower end face of the U-shaped frame through a spring; place panel on the bottom plate, the U-shaped frame moves down, presses panel down at the bottom plate according to the clamp plate, and the guide bar is pressed in the slide opening simultaneously, presses fixedly to panel, guarantees panel stability when adding man-hour, improves the fluting precision that punches.

Preferably, a sliding chute is horizontally arranged in the pressing plate, an extension plate is arranged in the sliding chute, and the extension plate is tightly connected in the sliding chute in a sliding manner; through the extension board, enlarge the effective area of pressing according to the pressure board, promptly, press the panel that the pressure board can not be pressed, press through the extension board, the flexibility ratio is high, strong adaptability.

Preferably, two sides of the pressing plate are slidably connected to the guide rail; according to pressing down board sliding connection on the guide rail, improve the stability that reciprocates according to the pressing down board.

The utility model discloses an useful part lies in:

1. the corresponding motor of the cutter drives the cutter to rotate, and the cutter moves downwards and rotates at the same time to cut corresponding holes or grooves on the plate; according to the conversion device, a cutter tool is selected, manual disassembly and replacement are not needed, the cutter replacement efficiency is high, and the phenomenon that the cutter is not installed in place each time the cutter is replaced manually is avoided;

2. after the carousel rotates more the cutter and ends, drive electric putter, electric putter's piston rod embedding is in the fixed orifices, and at this moment, two electric putter fix the carousel, and the stability of reinforcing carousel prevents that the cutter from changeing the hole time, and the carousel from taking place the rotation of trace, and the fluting quality of punching is influenced.

Drawings

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

Fig. 1 is a perspective view of an automatic tool changer according to an embodiment;

FIG. 2 is a front view of an automatic tool changer according to an embodiment;

in the figure: the device comprises a bottom plate 1, a support rod 2, a top plate 3, a cylinder 4, a U-shaped frame 5, a servo motor 6, a rotary table 7, a cutter 8, an electric push rod 9, a fixing hole 10, a guide rail 11, a guide groove 12, an oil filling hole 13, a guide rod 14, a spring 15, a pressing plate 16, an extension plate 17 and an end cover 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-2, an automatic tool changer includes a base plate 1, a support rod 2, and a top plate 3; the lower end of the supporting rod 2 is fixedly connected with a bottom plate 1, the upper end of the supporting rod 2 is fixedly connected with a supporting top plate 3, a cylinder 4 is fixedly connected to the middle position of the top plate 3, a piston rod of the cylinder 4 points to the bottom plate 1 and is fixedly connected with a U-shaped frame 5, the lower end of the U-shaped frame 5 is symmetrically and fixedly connected with a servo motor 6, the output ends of the servo motors 6 are oppositely arranged, the output end of the servo motor 6 is fixedly connected with a regular polygonal turntable 7, cutters 8 of different types are mounted on each edge of the turntable 7, the end parts of the cutters 8 are fixedly connected with motors, and the motors are fixedly connected to the inner parts of the turntable 7; when the semi-automatic machine tool is used for machining stepped holes or stepped grooves in a plate, manual operation is needed, the cutter 8 is replaced after the machine is stopped, the mode for replacing the cutter 8 is complicated, the efficiency is low, meanwhile, the cutter 8 is replaced every time, and the condition that the cutter 8 is not installed in place can occur due to manual operation, so that the punching quality is influenced; for this reason, in view of the above problems, the present embodiment is to design an automatic tool changer that facilitates replacement of the tool 8; different cutters 8 are arranged on the rotary table 7, the servo motor 6 is driven to drive the rotary table 7 to rotate according to the punching requirement, the cutters 8 are rotated, then the air cylinder 4 is driven, the air cylinder 4 drives the servo motor 6 and the rotary table 7 to move towards the plate direction simultaneously through the lower push U-shaped frame 5, and the corresponding motor of the cutter 8 drives the cutter 8 to rotate, move downwards and rotate at the same time, so that corresponding holes or grooves are cut in the plate; this conversion changes device selects the 8 instruments of cutter, does not need the manual work to dismantle the change, and 8 change efficiency of cutter are high, when avoiding the manual work to change 8 cutters at every turn, the emergence of the not in place phenomenon of 8 installation of cutter simultaneously.

An electric push rod 9 is fixedly connected above each servo motor 6, a piston rod of each electric push rod 9 points to the turntable 7, and a plurality of fixing holes 10 are uniformly formed in the surfaces of two side walls on the turntable 7; after the carousel 7 rotates and changes cutter 8, drive electric putter 9, electric putter 9's piston rod embedding is in fixed orifices 10, and at this moment, two electric putter 9 fix carousel 7, and the stability of reinforcing carousel 7 prevents that cutter 8 from changeing the hole when, and the carousel 7 takes place the rotation of trace, the influence fluting quality of punching.

The support rod 2 is provided with a guide rail 11; a guide groove 12 is formed in the vertical side wall of the U-shaped frame 5, and the guide rail 11 is connected in the guide groove 12 in a sliding manner; through the matching between the guide rail 11 and the guide groove 12, the up-and-down movement track of the U-shaped frame 5 is further limited, the straightness of the U-shaped frame 5 is improved, and therefore the punching and slotting quality is improved, and the cutter 8 is protected.

An oil filling hole 13 is formed in the upper end face of the U-shaped frame 5, and the oil filling hole 13 penetrates into the guide groove 12; through oil filler point 13, conveniently inject lubricating oil into oil filler point 13, improve the relative movement smoothness nature between guide way 12 and the guide rail 11, reduce the wearing and tearing volume, increase of service life.

The lower end of the U-shaped frame 5 is provided with a pressing mechanism; the pressing mechanism comprises a guide rod 14, a spring 15 and a pressing plate 16; one end of the guide rod 14 is slidably connected in a sliding hole formed in the lower end face of the U-shaped frame 5, the lower end of the guide rod 14 is fixedly connected with a pressing plate 16, and the pressing plate 16 is connected to the lower end face of the U-shaped frame 5 through a spring 15; place panel on bottom plate 1, U-shaped frame 5 moves down, presses panel 16 to press panel at bottom plate 1, and in the guide bar 14 retraction slide hole simultaneously, it is fixed to press panel, guarantees panel stability when adding man-hour, improves the fluting precision that punches.

A sliding groove is horizontally arranged in the pressing plate 16, an extension plate 17 is arranged in the sliding groove, and the extension plate 17 is tightly connected in the sliding groove in a sliding manner; the extension plate 17 enlarges the effective pressing area of the pressing plate 16, that is, the plate material which cannot be pressed by the pressing plate 16 is pressed by the extension plate 17, so that the flexibility is high and the adaptability is strong.

Two sides of the pressing plate 16 are connected on the guide rail 11 in a sliding way; the pressing plate 16 is slidably connected to the guide rail 11, and the vertical movement stability of the pressing plate 16 is improved.

Example two:

referring to fig. 1, a first comparative example is another embodiment of the present invention, in which end caps 18 are disposed at two ends of a turntable 7, and the end caps 18 are covered on the turntable 7 by fastening bolts; bolted connection, the convenience is dismantled carousel 7 and is opened, is convenient for maintain carousel 7 inside motor.

The working principle is as follows: different cutters 8 are mounted on the rotary table 7, the servo motor 6 is driven to drive the rotary table 7 to rotate according to the punching requirement, the cutters 8 are rotated, then the air cylinder 4 is driven, the air cylinder 4 drives the servo motor 6 and the rotary table 7 to move towards the plate direction simultaneously by pushing the U-shaped frame 5 downwards, and the corresponding motor of the cutter 8 drives the cutter 8 to rotate, move downwards and rotate at the same time, so that corresponding holes or grooves are cut in the plate; according to the conversion device, a tool 8 is selected, manual disassembly and replacement are not needed, the replacement efficiency of the tool 8 is high, and the phenomenon that the tool 8 is not installed in place each time the tool 8 is replaced manually is avoided;

after the rotary table 7 rotates and the cutter 8 is replaced, the electric push rods 9 are driven, piston rods of the electric push rods 9 are embedded into the fixing holes 10, at the moment, the rotary table 7 is fixed by the two electric push rods 9, the stability of the rotary table 7 is enhanced, and the rotary table 7 is prevented from slightly rotating to influence the punching and slotting quality when the cutter 8 rotates;

through the matching between the guide rail 11 and the guide groove 12, the up-and-down movement track of the U-shaped frame 5 is further limited, the straightness of the U-shaped frame 5 is improved, and therefore the punching and slotting quality is improved, and the cutter 8 is protected;

place panel on bottom plate 1, U-shaped frame 5 moves down, presses panel 16 to press panel at bottom plate 1, and in the guide bar 14 retraction slide hole simultaneously, it is fixed to press panel, guarantees panel stability when adding man-hour, improves the fluting precision that punches.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. An automatic tool switching device is characterized in that: comprises a bottom plate (1), a support rod (2) and a top plate (3); bracing piece (2) lower extreme rigid coupling bottom plate (1), bracing piece (2) upper end rigid coupling supports roof (3), the intermediate position rigid coupling has cylinder (4) on roof (3), the directional bottom plate (1) of piston rod of cylinder (4), and the rigid coupling in there being U-shaped frame (5), lower extreme symmetry rigid coupling servo motor (6) of U-shaped frame (5), the output of servo motor (6) sets up relatively, the output rigid coupling of servo motor (6) has regular polygon's carousel (7), cutter (8) of different models are installed to every edge of carousel (7), the tip rigid coupling motor of cutter (8), the motor rigid coupling is in the inside of carousel (7).

2. An automatic tool changer according to claim 1, characterized in that: each servo motor (6) is provided with an electric push rod (9) fixedly connected above, a piston rod of the electric push rod (9) points to the turntable (7), and a plurality of fixing holes (10) are uniformly formed in two side wall plate surfaces on the turntable (7).

3. An automatic tool changer according to claim 1, characterized in that: the support rod (2) is provided with a guide rail (11); a guide groove (12) is formed in the vertical side wall of the U-shaped frame (5), and the guide rail (11) is connected in the guide groove (12) in a sliding mode.

4. An automatic tool changer according to claim 3, characterized in that: an oil filling hole (13) is formed in the upper end face of the U-shaped frame (5), and the oil filling hole (13) penetrates into the guide groove (12).

5. An automatic tool changer according to claim 4, characterized in that: the lower end of the U-shaped frame (5) is provided with a pressing mechanism; the pressing mechanism comprises a guide rod (14), a spring (15) and a pressing plate (16); one end of the guide rod (14) is slidably connected in a sliding hole formed in the lower end face of the U-shaped frame (5), the lower end of the guide rod (14) is fixedly connected with a pressing plate (16), and the pressing plate (16) is connected to the lower end face of the U-shaped frame (5) through a spring (15).

6. An automatic tool changer according to claim 5, characterized in that: the horizontal side in the pressing plate (16) is provided with a sliding groove, an extension plate (17) is arranged in the sliding groove, and the extension plate (17) is tightly connected in the sliding groove in a sliding manner.

7. An automatic tool changer according to claim 6, characterized in that: two sides of the pressing plate (16) are connected to the guide rail (11) in a sliding manner.