Automatic feeding and discharging device of five-axis machining center

Abstract

The utility model discloses an automatic feeding and discharging device of a five-axis machining center, and belongs to the technical field of feeding and discharging of machining centers, the automatic feeding and discharging device comprises a machine base, a sliding table mechanism, a material carrying mechanism and a grabbing mechanism, the sliding table mechanism is fixedly arranged at the center of the top of the machine base, and the grabbing mechanism is installed at the top of the sliding table mechanism in a matched mode; the material carrying mechanisms are symmetrically arranged on the two sides of the bottom of the machine base. The two grabbing mechanisms and the two material carrying mechanisms are designed, the grabbing mechanisms transversely move left and right and rotate through the sliding table mechanism, when the first clamp table machines workpieces in the machining center, the second clamp table completes feeding and loads new materials, the first clamp table transversely moves out of the station after machining is completed, and the second clamp table starts machining of new workpieces; and meanwhile, the first clamp table completes discharging and feeding in the material receiving frame and the material ejecting frame of the material carrying mechanism, the purpose of cyclic continuous machining is achieved, the standby time of the machining center is shortened, and the machining efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to processing center feeding and discharging technical field, especially a kind of five-axis machining center automatic feeding and discharging device. BACKGROUND

[0002] Five-axis linkage machining center is also called five-axis machining center, and it is a kind of high-tech, high-precision machining center specially used for processing complex surface, and the machining center system has significant influence on the aviation, aerospace, military, scientific research, precision instruments, high-precision medical equipment and other industries of a country.Five-axis linkage numerical control machining center system is the only means to solve the machining of impeller, blade, marine propeller, heavy generator rotor, steam turbine rotor, large diesel engine crankshaft and the like.

[0003] In the Chinese open utility model patent with the document number CN221435784U, a kind of five-axis machining center automatic feeding and discharging device, including lifting mechanism, transmission mechanism and controller, the lifting mechanism is installed in the side of five-axis machining center spindle box, the lifting mechanism is installed with material taking mechanism, the transmission mechanism is located in the front of lifting mechanism, the transmission mechanism is fixedly connected five-axis machining center machine tool, the lifting mechanism, transmission mechanism and material taking mechanism are electrically connected with controller. Its purpose is: aims at providing a kind of five-axis machining center automatic feeding and discharging device, saves five-axis machining center around space, reduces part of safety hidden trouble of man-machine collaborative work area.

[0004] The above-mentioned device also has disadvantages when in use, such as the material taking mechanism has only a single station structure, and when cooperating with the tray groove feeding and discharging, the processed material needs to be put back to the tray, and then another raw material in the tray can be grabbed, so that the material taking mechanism needs to complete two actions to complete feeding for the machining center, and at this time, the cutter in the machining center has been in standby for a long time, which affects the processing efficiency, and therefore a new type of feeding and discharging device is needed to solve this problem. UTILITY MODEL CONTENT

[0005] The main purpose of the utility model is to provide a kind of five-axis machining center automatic feeding and discharging device, which solves the problems mentioned in the above background technology.

[0006] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0007] A kind of five-axis machining center automatic feeding and discharging device, including machine base, sliding table mechanism, load mechanism and grabbing mechanism, the sliding table mechanism is fixedly arranged on the top center of the machine base, the grabbing mechanism is installed on the top of the sliding table mechanism, and the load mechanism is symmetrically arranged on the bottom of the machine base two sides;

[0008] Two groups of rotating shafts are rotatably arranged between the inner walls of the sliding table mechanism, one end of one group of rotating shafts is fixedly connected with a driving motor, gears are nested on the two groups of rotating shafts, and a driving assembly is cooperatively arranged between the two groups of rotating shafts;

[0009] The grabbing mechanism comprises a first clamp table and a second clamp table.

[0010] The material loading mechanism comprises a material receiving frame and a material lifting frame, and a material lifting plate is slidably arranged in the material lifting frame.

[0011] Further, the first clamp table and the second clamp table are of the same structure, a rack is fixed to the bottom of each clamp table, the rack is engaged with the gear to drive, four groups of clamping blocks are limitingly and slidably arranged on the top of the first clamp table, and a clamping hydraulic rod is fixed to the outer wall of the clamping block and embedded in the first clamp table.

[0012] Further, a first brake motor is fixed to the inner wall of the first clamp table, a second brake motor is fixed to the inner wall of the second clamp table, and the first brake motor and the second brake motor are coaxially arranged through a shaft coupling.

[0013] Further, the material receiving frame and the material lifting frame are both two groups, the material receiving frame and the material lifting frame are fixed to the output shaft of a rotating motor through a support plate, the output shaft of the rotating motor is rotatably connected to the bottom wall of the machine base, and the bottom of the rotating motor is fixed to the ground.

[0014] Further, a material lifting hydraulic rod is fixed to the bottom center of the material lifting plate, guide rods fixedly connected with the material lifting plate are arranged around the periphery of the material lifting hydraulic rod, and the material lifting hydraulic rod is cooperatively arranged with a rotating ring on the outer wall of the rotating motor through a connecting rod.

[0015] Further, a through hole is formed through the inner wall of the machine base, alignment push plates are slidably arranged around the inner wall of the through hole, and the alignment push plates are connected with alignment electric push rods at the back.

[0016] Further, a support frame is bolted to the bottom of the machine base.

[0017] The beneficial technical effects of the utility model are as follows:

[0018] Through the design of two groups of grabbing mechanisms and two groups of material loading mechanisms, the grabbing mechanism realizes left-right horizontal movement and rotation through the sliding table mechanism, the second clamp table completes feeding and loading of new materials while the first clamp table is machining workpieces in the machining center, the first clamp table moves out of the work position after machining, and the second clamp table enters the machining of new workpieces, while the first clamp table completes feeding and feeding in the material receiving frame and the material lifting frame of the material loading mechanism, so that the purpose of continuous machining is achieved, the standby time of the machining center is reduced, and the machining efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a preferred embodiment of the automatic feeding and discharging device of a five-axis machining center according to the utility model;

[0020] Figure 2 It is a preferred embodiment of the automatic feeding and discharging device of a five-axis machining center according to the utility model;

[0021] Figure 3 It is a preferred embodiment of the automatic feeding and discharging device of a five-axis machining center according to the utility model;

[0022] Figure 4 It is a preferred embodiment of the automatic feeding and discharging device of a five-axis machining center according to the utility model;

[0023] Figure 5 It is a preferred embodiment of the automatic feeding and discharging device of a five-axis machining center according to the utility model;

[0024] Figure 6 It is a preferred embodiment of the automatic feeding and discharging device of a five-axis machining center according to the utility model;

[0025] Figure 7 It is a preferred embodiment of the automatic feeding and discharging device of a five-axis machining center according to the utility model.

[0026] The reference signs are explained as follows:

[0027] 1, base; 101, support frame; 102, through hole; 103, alignment push plate; 104, alignment electric push rod;

[0028] 2, grabbing mechanism; 201, first clamp table; 202, clamping hydraulic rod; 203, clamping block; 204, first brake motor; 205, shaft coupling; 206, rack; 207, second clamp table; 208, second brake motor;

[0029] 3, sliding table mechanism; 301, rotating shaft; 302, gear; 303, drive motor; 304, drive assembly;

[0030] 4, material loading mechanism; 401, material receiving frame; 402, rotating motor; 403, material ejecting frame; 404, material ejecting plate; 405, guide rod; 406, material ejecting hydraulic rod; 407, rotating ring; 408, connecting rod. DETAILED DESCRIPTION

[0031] In order to make the technical scheme of the utility model more clear and explicit to those skilled in the art, the utility model will be further described in detail below in combination with embodiments and drawings, but the implementation manner of the utility model is not limited thereto.

[0032] As shown in the figure, the automatic feeding and discharging device of the five-axis machining center provided by the embodiment comprises a base 1, a sliding table mechanism 3, a material carrying mechanism 4 and a grabbing mechanism 2, the sliding table mechanism 3 is fixedly arranged at the top center of the base 1, the grabbing mechanism 2 is cooperatively arranged at the top of the sliding table mechanism 3, and the material carrying mechanism 4 is symmetrically arranged at the bottom of the base 1 on both sides. Figures 1-7 The inner walls of the sliding table mechanism 3 are rotatably provided with two groups of rotating shafts 301, one end of one group of the rotating shafts 301 is fixedly connected with a driving motor 303, the two groups of rotating shafts 301 are both provided with gears 302, and a driving assembly 304 is cooperatively arranged between the two groups of rotating shafts 301.

[0033] The gears 302 are driven to rotate synchronously by the driving assembly 304, and the driving rack 206 can continuously move the first clamp table 201 and the second clamp table 207 in and out of the sliding table mechanism 3 when the grabbing mechanism 2 is moved out of the sliding table mechanism 3. The grabbing mechanism 2 comprises the first clamp table 201 and the second clamp table 207. The material carrying mechanism 4 comprises a material receiving frame 401 and a material lifting frame 403, and the material lifting frame 403 is slidably provided with a material lifting plate 404.

[0034] The first clamp table 201 and the second clamp table 207 have the same structure and are both fixedly provided with a rack 206 at the bottom, the rack 206 is engaged with the gear 302 for driving, the top of the first clamp table 201 is limitingly and slidably provided with four clamping blocks 203, the outer wall of the clamping block 203 is fixedly provided with a clamping hydraulic rod 202 which is embedded in the first clamp table 201, the clamping hydraulic rod 202 cooperates with the clamping block 203 to grab the material and simultaneously clamps and fixes the material, thereby facilitating the machining of the tool of the machining center.

[0035] The receiving frame 401 and the top material frame 403 are both two groups, the receiving frame 401 and the top material frame 403 are fixed on the output shaft of the rotary motor 402 through the support plate, the top of the output shaft of the rotary motor 402 is rotatably connected with the bottom wall of the machine base 1, the bottom of the rotary motor 402 is fixed on the ground, the receiving frame 401 and the top material frame 403 are controlled by the rotary motor 402 to alternately change position by 180 degrees, so as to realize the functions of discharging and feeding, when the material is loaded in the top material frame 403, it is in the inside of the top material frame 403, after the top material frame 403 is aligned with the through hole 102, the material is pushed into the bottom of the grabbing mechanism 2 by the top material hydraulic rod 406, and the receiving frame 401 only needs to be aligned with the through hole 102 to receive the material.

[0036] The bottom center of the top material plate 404 is fixed with the top material hydraulic rod 406, the periphery of the top material hydraulic rod 406 is provided with the guide rod 405 fixedly connected with the top material plate 404, the top material hydraulic rod 406 is installed in cooperation with the rotary ring 407 on the outer wall of the rotary motor 402 through the connecting rod 408, and the guide rod 405 facilitates the alignment of the top material plate 404 with the through hole 102, so as to avoid being blocked.

[0037] The through hole 102 is formed in the inner wall of the machine base 1, the periphery of the inner wall of the through hole 102 is slidably provided with the alignment push plate 103, the back of the alignment push plate 103 is connected with the alignment electric push rod 104, after the material is initially entered into the through hole 102, the center positioning is carried out under the pushing of the periphery alignment push plate 103, so as to facilitate the positioning and clamping of the top grabbing mechanism 2, and the machining center is beneficial to machining.

[0038] The bottom of the machine base 1 is also bolted with the support frame 101, the support frame 101 cooperates with the rotary motors 402 on both sides to touch the ground, so as to play the role of supporting device, and the top material hydraulic rod 406 also touches the ground, but rotates close to the ground with the rotary motor 402, and also plays the role of supporting.

[0039] The working principle of the device is that the device is installed in the machining center when in use, and the electrical equipment on the device is connected to the control panel of the machining center.

[0040] After the material is put into the first work station top material frame 403 by the mechanical arm, the rotating motor 402 drives the support plate to rotate, aligns the top material frame 403 with the through hole 102, the hydraulic rod pushes the top material plate 404 to move upwards along the guide rod 405, the material enters the through hole 102 and is fixed in position, the alignment push plate 103 is pushed out by the alignment electric push rod 104, the material is positioned in the center position of the top material plate 404, the hydraulic rod continues to push the material to the bottom of the second clamp table 207, the clamping hydraulic rod 202 retracts the clamping block 203 to grab the material, at this time, the first brake motor 204 and the second brake motor 208 located in the first clamp table 201 and the second clamp table 207 are in the locked state, the first brake motor 204 is started, the second brake motor 208 and the second clamp table 207 are rotated by 180 degrees through the shaft coupling 205, and the material is turned over to the top.

[0041] The driving motor 303 is started, the two sets of gears 302 are driven by the driving assembly 304 through the rotating shaft 301 and the driving assembly 304, the rack 206 at the bottom of the first clamp table 201 is driven to move the first clamp table 201 out of the slide table mechanism 3, and the second clamp table 207 carrying the material enters the slide table mechanism 3 and aligns the cutter of the machining center to start machining, at this time, the first clamp table 201 is rotated by 180 degrees by the second brake motor 208 in the second clamp table 207, aligns the material at the bottom, starts to load, and after the above-mentioned same way is completed, the second clamp table 207 carries the machined material and moves out of the slide table mechanism 3 in the reverse direction, and is rotated by 180 degrees in the reverse direction, at this time, the receiving frame 401 is aligned with the second clamp table 207 by the rotating motor 402, the first clamp table 201 carries the material into the machining position, the clamping block 203 is loosened, the material falls into the receiving frame 401, the material loading is completed, and the above-mentioned material loading is repeated with the first clamp table 201 to circulate in the machining center.

[0042] The above is only a further embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and concept of the present application within the scope disclosed by the present application, which belongs to the protection scope of the present application.

Claims

1. A five-axis machining center automatic feeding and discharging device, comprising a machine base (1), a sliding table mechanism (3), a load carrying mechanism (4) and a grabbing mechanism (2), characterized in that: The sliding table mechanism (3) is fixed on the top center of the base (1), the grabbing mechanism (2) is installed on the top of the sliding table mechanism (3), and the load carrying mechanism (4) is symmetrically arranged on the bottom of the base (1); The inner wall of the sliding table mechanism (3) is rotatably provided with two groups of rotating shafts (301), one end of one group of rotating shafts (301) is fixedly connected with a driving motor (303), the two groups of rotating shafts (301) are both provided with gears (302), and a driving assembly (304) is installed between the two groups of rotating shafts (301); The grabbing mechanism (2) comprises a first clamp table (201) and a second clamp table (207). The load carrying mechanism (4) comprises a receiving frame (401) and a material lifting frame (403), and the material lifting frame (403) is provided with a material lifting plate (404) which slides in the material lifting frame (403).

2. The automatic loading and unloading device of a five-axis machining center according to claim 1, characterized in that: The first clamp table (201) and the second clamp table (207) are the same structure, and the bottom of each is fixedly provided with a rack (206), the rack (206) is meshed and driven with the gear (302), the top of the first clamp table (201) is provided with four groups of clamping blocks (203) which are limited to slide, and the outer wall of the clamping block (203) is fixedly provided with a clamping hydraulic rod (202) which is embedded in the first clamp table (201).

3. The automatic loading and unloading device of a five-axis machining center according to claim 1, characterized in that: The first clamp table (201) is further provided with a first brake motor (204) fixed in the inner wall, the second clamp table (207) is further provided with a second brake motor (208) fixed in the inner wall, and the first brake motor (204) and the second brake motor (208) are coaxially installed through a shaft coupling (205).

4. The automatic loading and unloading device of a five-axis machining center according to claim 1, characterized in that: The receiving frame (401) and the material lifting frame (403) are both provided with two groups, the receiving frame (401) and the material lifting frame (403) are fixed on the output shaft of a rotating motor (402) through a support plate, the output shaft of the rotating motor (402) is rotatably connected with the bottom wall of the base (1), and the bottom of the rotating motor (402) is fixed on the ground.

5. The automatic loading and unloading device of a five-axis machining center according to claim 4, characterized in that: The bottom center of the material lifting plate (404) is fixedly provided with a material lifting hydraulic rod (406), the periphery of the material lifting hydraulic rod (406) is provided with a guide rod (405) fixedly connected with the material lifting plate (404), and the material lifting hydraulic rod (406) is installed in cooperation with a rotating ring (407) on the outer wall of the rotating motor (402) through a connecting rod (408).

6. The automatic loading and unloading device of a five-axis machining center according to claim 1, characterized in that: A through hole (102) is formed in the inner wall of the base (1), and an alignment push plate (103) is slidably arranged around the inner wall of the through hole (102).

7. The automatic loading and unloading device of a five-axis machining center according to claim 1, characterized in that: The bottom of the base (1) is further bolted with a support frame (101).

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