Automatic cutting compensation device for multi-axis linkage machining center

Abstract

The utility model discloses an automatic cutting compensation device for a multi-shaft linkage machining center, which relates to the technical field of multi-shaft machining center equipment and comprises a main shaft, a cutter head is fixedly connected to the bottom end of the main shaft, a positioning component is rotatably connected to one side of the cutter head, and a fixing component is arranged on one side of the positioning component. The fixed plate is rotated to enable the movable plate and the positioning plate to rotate to the position under the cutter, then the knob is rotated to move the positioning plate, the top end of the positioning plate abuts against the bottom end of the cutter, then the cutter is rapidly positioned, the positioning plate is rapidly adjusted, and then the positioning compensation effect is achieved; the time of workers is effectively saved, the working efficiency is improved, limiting is completed by inserting a limiting plate into a limiting groove, meanwhile, balls can be embedded into clamping grooves, the fixing effect of the limiting plate is further enhanced, and the situation that normal machining of a cutter is affected due to the fact that the limiting plate moves out when the main shaft rotates at a high speed is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to multi -shaft machining center equipment technical field, concretely is a kind of multi -shaft linkage machining center cutting automatic compensation device. BACKGROUND

[0002] The superiority of multi-spindle machining center is determined by its structural features; the bed, column, spindle, worktable, tool magazine, cooling and lubricating system and their structural connections, combined with the driving and control of each numerical control axis, constitute the main structure of a machining center.

[0003] The prior art (publication number: CN217800579U) discloses a novel multi-spindle linkage machining center cutting automatic compensation, which rotates the first rotating rod and the second rotating rod, so that the second rotating rod reaches the bottom of the tool. Then, the fixing nut is loosened, so that the threaded rod can rotate, thereby enabling the gear to rotate and drive the rack to move, so that the tool can move, thereby enabling the bottom of the tool to contact the second rotating rod and perform positioning compensation of the tool. Then, the fixing nut is tightened, so that the threaded rod cannot rotate, thereby fixing the tool and completing the positioning compensation of the tool.

[0004] However, the above technical solution still has certain defects. The device performs positioning compensation on the tool through the second rotating rod, but the position of the second rotating rod is fixed, and the lengths of some tools are not uniform, so it is not possible to adjust the length of the tool, and there is a lack of certain applicability. At the same time, the worker needs to hold a tool to remove the nut for adjustment, which consumes a lot of time and affects the work efficiency of the worker. Therefore, a multi-spindle linkage machining center cutting automatic compensation device is proposed. UTILITY MODEL CONTENT

[0005] Therefore, the utility model aims to provide a multi-spindle linkage machining center cutting automatic compensation device to solve the technical problems raised in the above background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multi-spindle linkage machining center cutting automatic compensation device, comprising a main shaft, the bottom end of the main shaft is fixedly connected with a cutter head, one side of the cutter head is rotatably connected with a positioning assembly, one side of the positioning assembly is provided with a fixing assembly;

[0007] The positioning assembly comprises a rotating shaft rotatably connected to one side of the cutter head, a fixed plate is welded to one side of the rotating shaft away from the cutter head, a moving plate is slidably connected inside the fixed plate, a threaded screw rod is fixed to one end of the moving plate, a first helical gear is rotatably connected to the surface of the threaded screw rod, a second helical gear is provided on one side of the first helical gear in meshing relationship, and a positioning plate is fixedly connected to the bottom end of the moving plate.

[0008] The fixed assembly comprises a connecting shaft rotatably connected to one side of a positioning plate, a rotating plate fixed on the surface of the connecting shaft, two groups of spring telescopic rods fixed on the end of the rotating plate away from the connecting shaft, limit plates fixed on the end of the spring telescopic rods away from the rotating plate, three groups of grooves formed in one side of the limit plates, limit springs arranged in the grooves, movable plates arranged at the top end of the limit springs, and balls rotatably connected to the top end of the movable plates.

[0009] As a preferred technical scheme of the multi-axis linkage machining center cutting automatic compensation device, the cutter is installed at the bottom end of the cutter head, and the positioning plate is located directly below the cutter through rotation of the rotating shaft by 90 degrees.

[0010] As a preferred technical scheme of the multi-axis linkage machining center cutting automatic compensation device, the square plate is rotatably connected to the bottom end of the first helical gear, and the square plate is slidably connected with the threaded rod and welded to the inner wall of the fixed plate.

[0011] As a preferred technical scheme of the multi-axis linkage machining center cutting automatic compensation device, the knob is fixedly connected to the center of the second helical gear, and the knob penetrates through one side of the fixed plate.

[0012] As a preferred technical scheme of the multi-axis linkage machining center cutting automatic compensation device, the long plates are welded to the front and rear ends of the rotating plate, grooves are formed in the long plates, T-shaped blocks are slidably connected in the grooves, and the T-shaped blocks are fixedly connected with the limit plates.

[0013] As a preferred technical scheme of the multi-axis linkage machining center cutting automatic compensation device, the movable plates are fixedly connected with the limit springs at the bottom end of the movable plates, and the movable plates are slidably connected with the grooves.

[0014] As a preferred technical scheme of the multi-axis linkage machining center cutting automatic compensation device, the limit slots are formed in the cutter head to accommodate the limit plates, and the clamping grooves are formed in one side of the limit slots to accommodate the balls.

[0015] In summary, the multi-axis linkage machining center cutting automatic compensation device has the following beneficial effects:

[0016] The movable plate and the positioning plate are rotated to be directly below the cutter through rotation of the fixed plate, then the positioning plate is moved by rotating the knob, the top end of the positioning plate is abutted with the bottom end of the cutter, and thus the cutter is quickly positioned, the positioning plate is quickly adjusted, the positioning compensation effect is achieved, the time of the staff is effectively saved, and thus the work efficiency is improved, the limit plate is inserted into the limit slot to be limited, the ball is embedded into the clamping groove, the fixing effect of the limit plate is further enhanced, the limit plate is prevented from being moved out under high-speed rotation of the main shaft, and thus the normal machining of the cutter is affected.BRIEF DESCRIPTION OF DRAWINGS BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole component perspective view of the utility model;

[0018] Figure 2 It is the positioning assembly perspective view of the utility model;

[0019] Figure 3 It is the fixed plate internal perspective view of the utility model;

[0020] Figure 4 It is the fixed assembly perspective view of the utility model.

[0021] In the drawing: 100, main shaft;110, cutter head;120, cutter;

[0022] 200, positioning assembly;210, rotating shaft;220, fixed plate;230, moving plate;240, threaded screw;250, first helical gear;251, square plate;260, second helical gear;261, knob;270, positioning plate;

[0023] 300, fixed assembly;310, connecting shaft;320, rotating plate;330, spring telescopic rod;340, limiting plate;341, groove;350, long plate;351, sliding groove;352, T-shaped block;360, limiting spring;370, movable plate;380, ball;390, limiting groove;391, clamping groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are used only for explaining the utility model, and cannot be understood as limiting the utility model.

[0025] The embodiments of the utility model will be described below according to the overall structure of the utility model.

[0026] A multi-axis linkage machining center cutting automatic compensation device, as shown in Figures 1-4 Fig. 1, comprising a main shaft 100, the bottom end of the main shaft 100 is fixedly connected with a cutter head 110, one side of the cutter head 110 is rotatably connected with a positioning assembly 200, one side of the positioning assembly 200 is provided with a fixed assembly 300;

[0027] The positioning assembly 200 comprises a rotating shaft 210 rotatably connected to one side of the cutter head 110, a fixed plate 220 welded away from the cutter head 110, a moving plate 230 slidably connected in the fixed plate 220, a threaded screw rod 240 fixed at one end of the moving plate 230, a first bevel gear 250 rotatably connected to the surface of the threaded screw rod 240, a second bevel gear 260 arranged on one side of the first bevel gear 250 in meshing relationship, and a positioning plate 270 fixedly connected to the bottom end of the moving plate 230;

[0028] The fixing assembly 300 comprises a connecting shaft 310 rotatably connected to one side of the positioning plate 270, a rotating plate 320 fixed on the surface of the connecting shaft 310, two groups of spring telescopic rods 330 fixed at one end of the rotating plate 320 away from the connecting shaft 310, limit plates 340 fixed at the other end of the spring telescopic rods 330 away from the rotating plate 320, three groups of recesses 341 formed in one side of the inner portion of the limit plates 340, limit springs 360 arranged in the recesses 341, movable plates 370 arranged at the top end of the limit springs 360, and balls 380 rotatably connected to the top end of the movable plates 370.

[0029] When the compensation is performed, the moving plate 230 and the positioning plate 270 are rotated to be below the cutter 120 by rotating the fixed plate 220, then the second bevel gear 260 is rotated by rotating the knob 261, the first bevel gear 250 is synchronously rotated by the second bevel gear 260, the threaded screw rod 240 is moved downward by the first bevel gear 250, the moving plate 230 is moved by the threaded screw rod 240, the positioning plate 270 is synchronously moved at both ends by the moving plate 230, the top end of the positioning plate 270 is abutted with the bottom end of the cutter 120 by moving the positioning plate 270, and then the cutter 120 is quickly positioned, the positioning plate 270 is quickly adjusted to achieve the effect of positioning compensation, the time of the staff is effectively saved, and then the work efficiency is improved.

[0030] Please pay attention to Figure 1 and Figure 3, the cutter 120 is installed at the bottom end of the cutter head 110, the positioning plate 270 is located directly below the cutter 120 by rotating the rotating shaft 210 by 90 degrees, the square plate 251 is rotatably connected at the bottom end of the first bevel gear 250, the square plate 251 is slidably connected with the threaded rod 240, and the square plate 251 is welded to the inner wall of the fixed plate 220. The knob 261 is fixedly connected at the center of the second bevel gear 260, and one end of the knob 261 penetrates through one side of the fixed plate 220.

[0031] By setting the square plate 251, the first bevel gear 250 can be effectively prevented from moving, and by setting the knob 261, the second bevel gear 260 can be conveniently rotated by the staff.

[0032] Please refer to Figure 4 , the long plates 350 are welded at the front and rear ends of the rotating plate 320, the sliding grooves 351 are formed in the two groups of long plates 350, the T-shaped blocks 352 are slidably connected in the sliding grooves 351, and the T-shaped blocks 352 are fixedly connected with the limiting plates 340.

[0033] Through the cooperation of the sliding grooves 351 and the T-shaped blocks 352, the stability of the limiting plates 340 can be effectively enhanced.

[0034] Please refer to Figure 2 and Figure 4 , the movable plate 370 is fixedly connected with the limiting spring 360 at the bottom end, the movable plate 370 is slidably connected with the groove 341, the limiting groove 390 that matches the limiting plate 340 is formed in the cutter head 110, and the clamping groove 391 that matches the ball 380 is formed at one side of the limiting groove 390.

[0035] Through the cooperation of the limiting plate 340 and the limiting groove 390, and the cooperation of the ball 380 and the clamping groove 391, the limiting plate 340 can be better fixed.

[0036] In use, the movable plate 230 and the positioning plate 270 are rotated to be directly below the cutter 120 by rotating the fixed plate 220, then the positioning plate 270 is moved by rotating the knob 261, the top end of the positioning plate 270 abuts against the bottom end of the cutter 120, and the positioning of the cutter 120 is quickly completed, the positioning compensation effect is achieved by the quick adjustment of the positioning plate 270, the time of the staff is effectively saved, and the working efficiency is improved, the limiting plate 340 is inserted into the limiting groove 390 to complete the limiting, and the ball 380 is embedded into the clamping groove 391 to further enhance the fixing effect of the limiting plate 340, the limiting plate 340 is prevented from moving out under the high-speed rotation of the main shaft 100, and the normal machining of the cutter 120 is affected, and the parts not involved in the device are the same as or can be realized by the existing technology.

[0037] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, the person skilled in the art can make the modification, replacement and change of no creative contribution to the embodiment according to the need after reading the specification without departing from the principle and the purpose of the utility model, but as long as in the patent right claim range of the utility model, it is protected by the patent law.

Claims

1. A multi-axis machining center cutting automatic compensation device, comprising a spindle (100), characterized in that: The main shaft (100) bottom fixedly connected with cutter head (110), the cutter head (110) one side rotationally connected with positioning assembly (200), the positioning assembly (200) one side is equipped with fixed assembly (300); The positioning assembly (200) includes a rotating shaft (210) rotatably connected to one side of the cutter head (110), a fixed plate (220) welded to the side of the rotating shaft (210) away from the cutter head (110), a moving plate (230) slidably connected inside the fixed plate (220), a threaded lead screw (240) fixed to one end of the moving plate (230), a first bevel gear (250) rotatably connected to the surface of the threaded lead screw (240), a second bevel gear (260) rotatably connected to one side of the first bevel gear (250), and a positioning plate (270) fixedly connected to the bottom end of the moving plate (230). The fixed assembly (300) includes a connecting shaft (310) rotatably connected to one side of the positioning plate (270), a rotating plate (320) fixed to the surface of the connecting shaft (310), two groups of spring telescopic rods (330) fixed to one end of the rotating plate (320) away from the connecting shaft (310), a limiting plate (340) fixed to one end of the spring telescopic rod (330) away from the rotating plate (320), three groups of grooves (341) formed in one side of the limiting plate (340), a limiting spring (360) arranged in the groove (341), an activity plate (370) arranged at the top end of the limiting spring (360), and a ball (380) rotatably connected to the top end of the activity plate (370).

2. The apparatus for cutting automatic compensation of a multi-axis linkage machining center according to claim 1, characterized in that: The cutter head (110) is installed with a cutter (120), and the positioning plate (270) is rotated by ninety degrees through the rotating shaft (210) to be located directly below the cutter (120).

3. The apparatus for cutting automatic compensation of a multi-axis linkage machining center according to claim 1, characterized in that: The first bevel gear (250) is rotatably connected with a square plate (251) at the bottom end, the square plate (251) is slidably connected with the threaded lead screw (240), and the square plate (251) is welded to the inner wall of the fixed plate (220).

4. The apparatus for cutting automatic compensation of a multi-axis linkage machining center according to claim 1, characterized in that: The second bevel gear (260) is fixedly connected with a knob (261) at the center, and the knob (261) penetrates one side of the fixed plate (220).

5. The apparatus for cutting automatic compensation of a multi-axis linkage machining center according to claim 1, characterized in that: The rotating plate (320) is welded with a long plate (350) at the front and rear ends, and the long plate (350) is slidably connected with a T-shaped block (352) inside the groove (351).

6. The apparatus for cutting automatic compensation of a multi-axis linkage machining center according to claim 1, wherein: The activity plate (370) is fixedly connected with the limiting spring (360) at the bottom end, and the activity plate (370) is slidably connected with the groove (341).

7. The apparatus for cutting automatic compensation of a multi-axis linkage machining center according to claim 1, wherein: The cutter head (110) is internally provided with a limiting groove (390) matching the limiting plate (340), and a clamping groove (391) matching the ball (380) is formed in one side of the limiting groove (390).

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