Positioning and drilling device for machining bead fixing ring

Abstract

The utility model belongs to the field of fixed bead ring drilling devices, and particularly relates to a positioning drilling device for machining a fixed bead ring. The technical problems that when a hole rotating device is used, clamping on a circular plate is not stable, consequently, the position of a fixed bead hole deviates, and the drilling efficiency of a fixed bead ring is low are solved. According to the technical scheme, the positioning and drilling device for machining the bead fixing ring comprises a drill jig assembly; the drilling device further comprises a fixing assembly, a clamping assembly, a propelling assembly and a drilling assembly. A circular plate needing to be drilled is placed at the right end of the first fixing circular plate from the upper portion, the circular plate is placed at the upper end of the inner wall of the L-shaped fixing block located at the lower end of the T-shaped fixing block, then the electric cylinder is started, the electric cylinder drives the third fixing block, the third fixing block drives the T-shaped fixing block to move leftwards, and drilling is conducted. And the right end of the inner wall of the L-shaped fixing block clamps a circular plate needing to be drilled to the right end of the first fixing circular plate for fixing, and the problem that the position of the bead fixing ring deviates due to the fact that the circular plate is not stably clamped is solved.

Description

Technical Field

[0001] The utility model belongs to the field of fixed bead ring drilling devices, and in particular relates to a positioning drilling device for processing fixed bead rings. Background Art

[0002] The bead ring is a component used in turbo-type automotive air-conditioning compressors. The bead ring is installed at a specific position on the scroll to ensure the seal between the scrolls, prevent refrigerant leakage, and help reduce the friction between the scrolls, thereby improving the efficiency and reliability of the compressor. The main feature of this device is that it has multiple carefully designed fixing holes, which are not only precise in shape but also evenly distributed and require high precision. However, in the existing technology, the clamping of the bead ring is unstable, which makes the position of the bead hole easily deviate, and the processing of one bead hole at a time leads to low work efficiency. Utility Model Content

[0003] In order to overcome the problem that during the processing of the fixed bead ring, the drilling device clamps the ring unstably, which causes the position of the fixed bead hole to be easily offset and the work efficiency is low due to processing one fixed bead hole at a time.

[0004] The technical solution of the utility model is: a positioning drilling device for processing fixed bead rings, including a drilling jig assembly; also including a fixing assembly, a clamping assembly, a propulsion assembly and a drilling assembly; the drilling jig assembly is provided with a fixing assembly; the fixing assembly is provided with a clamping assembly for clamping a circular plate on the drilling jig assembly; the drilling jig assembly is provided with a propulsion assembly for moving; the propulsion assembly is provided with a drilling assembly for drilling.

[0005] Preferably, the circular plate to be drilled is placed on the drilling jig assembly, the circular plate on the drilling jig assembly is clamped by opening the clamping assembly, and then the propulsion assembly is opened to move the drilling assembly toward the drilling jig assembly to perform the drilling work, thereby solving the problem of unstable clamping of the circular plate, resulting in displacement of the position of the fixed bead ring, and low drilling efficiency.

[0006] Preferably, the drilling template assembly includes a first fixed circular plate, a first limiting hole, a second fixed block and a second limiting hole; the left and right ends of the first fixed circular plate are penetrated with evenly distributed first limiting holes; the outer wall of the first fixed circular plate is fixedly connected to two second fixed blocks; the left and right ends of the second fixed block are penetrated with second limiting holes, and the circular plate to be drilled is placed on the right end of the first fixed circular plate.

[0007] Preferably, the fixing assembly includes a second fixing circular plate and a first fixing block; the left end of the first fixing circular plate is fixedly connected to the evenly distributed first fixing blocks; the left end of the first fixing block is fixedly connected to the second fixing circular plate, and the second fixing circular plate serves as a fixing structure to facilitate subsequent clamping work.

[0008] Preferably, the clamping assembly includes an electric cylinder, a third fixed block, a T-shaped fixed block and an L-shaped fixed block; the right end of the second fixed circular plate is fixedly connected to the electric cylinder; the right end of the telescopic rod of the electric cylinder is fixedly connected to the third fixed block; the right end of the third fixed block is fixedly connected to the T-shaped fixed block; the right end of the T-shaped fixed block is fixedly connected to evenly distributed L-shaped fixed blocks; one end of the L-shaped fixed block close to the axis line of the first fixed circular plate is in contact with the outer wall of the first fixed circular plate; the right end of the inner wall of the L-shaped fixed block is in contact with the right end of the first fixed circular plate, and the circular plate to be drilled is placed on the upper end of the inner wall of the L-shaped fixed block located at the lower end of the T-shaped fixed block by placing the circular plate to be drilled from above into the right end of the first fixed circular plate. Then, the electric cylinder is turned on to drive the third fixed block, and the third fixed block drives the T-shaped fixed block to move to the left. The right end of the inner wall of the L-shaped fixed block clamps the circular plate to be drilled on the right end of the first fixed circular plate for fixing.

[0009] Preferably, the propulsion assembly includes a first motor, a screw, a movable circular plate, a screw groove, a limiting column and a through hole; a limiting column is movably arranged on the inner wall of the second limiting hole; a movable circular plate is fixedly connected to the right end of the limiting column; evenly distributed through holes are penetrated through the left and right ends of the movable circular plate; screw grooves are penetrated through the left and right ends of the movable circular plate; a first motor is arranged on the right end of the movable circular plate; a screw is fixedly connected to the left end of the output shaft of the first motor; the screw thread is installed on the inner wall of the screw groove, and by turning on the first motor, the output shaft of the first motor drives the screw to rotate, and the movable circular plate is limited by the limiting column on the inner wall of the second limiting hole, so that the movable circular plate rotates left and right as the screw rotates on the inner wall of the screw groove.

[0010] Preferably, the drilling assembly includes a second motor and a drill bit; a second motor is fixedly connected to the right end of the movable circular plate and is evenly distributed; the output shaft of the second motor passes through a through hole and is movably provided with a drill bit; the drill bit is adapted to the first limiting hole, and when the movable circular plate moves, it drives the drill bits evenly distributed on the movable circular plate to drill holes in the circular plate at the right end of the first fixed circular plate, thereby realizing the work of drilling multiple holes at one time.

[0011] Preferably, the number of the first limiting holes is the same as the number of the through holes; the axis line of the movable circular plate is collinear with the axis line of the first fixed circular plate. When the number of holes drilled on the circular plate needs to be reduced, the corresponding number of drill bits can be removed.

[0012] Beneficial effects of the utility model:

[0013] 1. Place the circular plate to be drilled into the right end of the first fixed circular plate from above, so that the circular plate is placed on the upper end of the inner wall of the L-shaped fixed block located at the lower end of the T-shaped fixed block, and then turn on the electric cylinder to drive the third fixed block, and the third fixed block drives the T-shaped fixed block to move to the left. The right end of the inner wall of the L-shaped fixed block clamps the circular plate to be drilled on the right end of the first fixed circular plate for fixing, thereby solving the problem of unstable clamping of the circular plate, which causes the position of the fixed bead ring to be offset;

[0014] 2. By turning on the first motor, the output shaft of the first motor drives the screw to rotate, and the movable circular plate is limited by the limiting column on the inner wall of the second limiting hole, so that the movable circular plate rotates on the inner wall of the screw groove with the screw and moves left and right. When the movable circular plate moves, it drives the drill bits evenly distributed on the movable circular plate to drill holes on the circular plate at the right end of the first fixed circular plate, thereby realizing the work of drilling multiple holes at one time, solving the problem of low drilling efficiency;

[0015] 3. The third fixed block is driven by the electric cylinder to move to the left, so that the L-shaped fixed block clamps the circular plate to be drilled on the first fixed circular plate, and it is also convenient to quickly remove the circular plate after drilling. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 What is shown is a three-dimensional structural schematic diagram of a positioning drilling device for processing a fixed bead ring of the utility model;

[0017] Figure 2 The three-dimensional structure schematic diagram of the drilling jig assembly and the fixing assembly of a positioning drilling device for processing a fixed bead ring of the utility model is shown;

[0018] Figure 3 What is shown is a three-dimensional structural schematic diagram of a clamping assembly of a positioning drilling device for processing a fixed bead ring according to the utility model;

[0019] Figure 4 What is shown is a three-dimensional structural schematic diagram of a propulsion component and a drilling component of a positioning drilling device for processing a fixed bead ring according to the utility model.

[0020] The marks in the accompanying drawings are: 1-drilling template assembly, 101-first fixed circular plate, 102-first limiting hole, 103-second fixed block, 104-second limiting hole, 2-fixing assembly, 201-second fixed circular plate, 202-first fixed block, 3-clamping assembly, 301-electric cylinder, 302-third fixed block, 303-T-shaped fixed block, 304-L-shaped fixed block, 4-propulsion assembly, 401-first motor, 402-screw, 403-movable circular plate, 404-screw groove, 405-limiting column, 406-through hole, 5-drilling assembly, 501-second motor, 502-drill bit. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1 The utility model provides an embodiment: a positioning drilling device for processing a fixed bead ring, comprising a drilling jig assembly 1; further comprising a fixing assembly 2, a clamping assembly 3, a propulsion assembly 4 and a drilling assembly 5; the drilling jig assembly 1 is provided with a fixing assembly 2; the fixing assembly 2 is provided with a clamping assembly 3 for clamping a circular plate on the drilling jig assembly 1; the drilling jig assembly 1 is provided with a propulsion assembly 4 for movement; the propulsion assembly 4 is provided with a drilling assembly 5 for drilling.

[0023] See also Figure 2 In this embodiment, the drilling template assembly 1 includes a first fixed circular plate 101, a first limiting hole 102, a second fixed block 103 and a second limiting hole 104; the left and right ends of the first fixed circular plate 101 are penetrated with evenly distributed first limiting holes 102; the outer wall of the first fixed circular plate 101 is fixedly connected with two second fixed blocks 103; the left and right ends of the second fixed block 103 are penetrated with second limiting holes 104, the fixing assembly 2 includes a second fixed circular plate 201 and a first fixed block 202; the left end of the first fixed circular plate 101 is fixedly connected with evenly distributed first fixed blocks 202; the left end of the first fixed block 202 is fixedly connected with the second fixed circular plate 201, the number of the first limiting holes 102 is the same as the number of the through holes 406; the axis of the movable circular plate 403 is collinear with the axis of the first fixed circular plate 101.

[0024] See also Figure 3 In this embodiment, the clamping assembly 3 includes an electric cylinder 301, a third fixed block 302, a T-shaped fixed block 303 and an L-shaped fixed block 304; the right end of the second fixed circular plate 201 is fixedly connected to the electric cylinder 301; the right end of the telescopic rod of the electric cylinder 301 is fixedly connected to the third fixed block 302; the right end of the third fixed block 302 is fixedly connected to the T-shaped fixed block 303; the right end of the T-shaped fixed block 303 is fixedly connected to evenly distributed L-shaped fixed blocks 304; one end of the L-shaped fixed block 304 close to the axis of the first fixed circular plate 101 is in contact with the outer wall of the first fixed circular plate 101; the right end of the inner wall of the L-shaped fixed block 304 is in contact with the right end of the first fixed circular plate 101.

[0025] See also Figure 1-4In this embodiment, the propulsion assembly 4 includes a first motor 401, a screw 402, a movable circular plate 403, a screw groove 404, a limiting column 405 and a through hole 406; the inner wall of the second limiting hole 104 is movably provided with a limiting column 405; the right end of the limiting column 405 is fixedly connected to the movable circular plate 403; the left and right ends of the movable circular plate 403 are penetrated with evenly distributed through holes 406; the left and right ends of the movable circular plate 403 are penetrated with screw grooves 404; the movable circular plate A first motor 401 is provided at the right end of the plate 403; a screw 402 is fixedly connected to the left end of the output shaft of the first motor 401; the screw 402 is threadedly installed on the inner wall of the screw groove 404, and the drilling assembly 5 includes a second motor 501 and a drill bit 502; the right end of the movable circular plate 403 is fixedly connected to the evenly distributed second motors 501; the output shaft of the second motor 501 passes through the through hole 406 and is movably provided with a drill bit 502; the drill bit 502 is adapted to the first limiting hole 102.

[0026] The circular plate to be drilled is placed from above into the right end of the first fixed circular plate 101, so that the circular plate is placed on the upper end of the inner wall of the L-shaped fixing block 304 located at the lower end of the T-shaped fixing block 303, and then the electric cylinder 301 is turned on to drive the third fixing block 302, and the third fixing block 302 drives the T-shaped fixing block 303 to move leftward, and the right end of the inner wall of the L-shaped fixing block 304 clamps the circular plate to be drilled on the right end of the first fixed circular plate 101 for fixing;

[0027] Next, by turning on the first motor 401, the output shaft of the first motor 401 drives the screw 402 to rotate, and the movable circular plate 403 is limited by the limiting column 405 on the inner wall of the second limiting hole 104, so that the movable circular plate 403 rotates along with the screw 402 on the inner wall of the screw groove 404 and moves left and right;

[0028] When the movable circular plate 403 moves, it will drive the drill bits 502 evenly distributed on the movable circular plate 403 to drill holes on the circular plate at the right end of the first fixed circular plate 101, thereby achieving the work of drilling multiple holes at one time.

[0029] Through the above steps, the circular plate to be drilled is placed on the drilling jig assembly 1, the circular plate on the drilling jig assembly 1 is clamped by opening the clamping assembly 3, and then the propulsion assembly 4 is opened to move the drilling assembly 5 toward the direction of the drilling jig assembly 1 to perform drilling work, thereby solving the problem of unstable clamping of the circular plate, resulting in displacement of the position of the fixed bead ring, and low drilling efficiency.

[0030] 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, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A positioning drilling device for processing a fixed bead ring, comprising a drilling jig assembly (1); characterized in that: The drilling template assembly (1) further comprises a fixing assembly (2), a clamping assembly (3), a propulsion assembly (4) and a drilling assembly (5); the fixing assembly (2) is arranged on the drilling template assembly (1); the clamping assembly (3) for clamping the circular plate on the drilling template assembly (1) is arranged on the fixing assembly (2); the propulsion assembly (4) for moving is arranged on the drilling template assembly (1); and the drilling assembly (5) for drilling is arranged on the propulsion assembly (4).

2. A positioning drilling device for processing a fixed bead ring according to claim 1, characterized in that: The jig assembly (1) comprises a first fixed circular plate (101), a first limiting hole (102), a second fixed block (103) and a second limiting hole (104); the first fixed circular plate (101) is penetrated by evenly distributed first limiting holes (102) at both left and right ends; the outer wall of the first fixed circular plate (101) is fixedly connected to two second fixing blocks (103); the second fixing blocks (103) are penetrated by second limiting holes (104) at both left and right ends.

3. A positioning drilling device for processing a fixed bead ring according to claim 2, characterized in that: The fixing assembly (2) comprises a second fixing circular plate (201) and a first fixing block (202); the left end of the first fixing circular plate (101) is fixedly connected to the evenly distributed first fixing blocks (202); and the left end of the first fixing block (202) is fixedly connected to the second fixing circular plate (201).

4. A positioning drilling device for processing a fixed bead ring according to claim 3, characterized in that: The clamping assembly (3) comprises an electric cylinder (301), a third fixing block (302), a T-shaped fixing block (303) and an L-shaped fixing block (304); the right end of the second fixed circular plate (201) is fixedly connected to the electric cylinder (301); the right end of the telescopic rod of the electric cylinder (301) is fixedly connected to the third fixing block (302); the right end of the third fixing block (302) is fixedly connected to the T-shaped fixing block (303); the right end of the T-shaped fixing block (303) is fixedly connected to evenly distributed L-shaped fixing blocks (304); one end of the L-shaped fixing block (304) close to the axis of the first fixed circular plate (101) is in contact with the outer wall of the first fixed circular plate (101); and the right end of the inner wall of the L-shaped fixing block (304) is in contact with the right end of the first fixed circular plate (101).

5. A positioning drilling device for processing a fixed bead ring according to claim 2, characterized in that: The propulsion assembly (4) comprises a first motor (401), a screw (402), a movable circular plate (403), a screw groove (404), a limiting column (405) and a through hole (406); the limiting column (405) is movably arranged on the inner wall of the second limiting hole (104); the right end of the limiting column (405) is fixedly connected to the movable circular plate (403); the left and right ends of the movable circular plate (403) are penetrated by evenly distributed through holes (406); the left and right ends of the movable circular plate (403) are penetrated by screw grooves (404); the right end of the movable circular plate (403) is provided with the first motor (401); the left end of the output shaft of the first motor (401) is fixedly connected to the screw (402); the screw (402) is threadedly mounted on the inner wall of the screw groove (404).

6. A positioning drilling device for processing a fixed bead ring according to claim 5, characterized in that: The drilling assembly (5) comprises a second motor (501) and a drill bit (502); the right end of the movable circular plate (403) is fixedly connected to the second motor (501) which is evenly distributed; the output shaft of the second motor (501) passes through the through hole (406) and is movably provided with a drill bit (502); the drill bit (502) is adapted to fit the first limiting hole (102).

7. A positioning drilling device for processing a fixed bead ring according to claim 5, characterized in that: The number of the first limiting holes (102) is the same as the number of the through holes (406); the axis of the movable circular plate (403) is colinear with the axis of the first fixed circular plate (101).

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