Positioning clamp for LED lamp machining

Abstract

The utility model discloses an LED lamp processing positioning fixture which comprises a bearing seat, a placing plate is arranged at the lower end of the bearing seat in a penetrating mode, a placing groove is formed in the placing plate, an oil cylinder is connected to the lower end of the placing plate, two openings are formed in the two sides of the bearing seat respectively, a rotating block is rotationally connected into one opening on the same side, and a clamping groove is formed in the other side of the bearing seat. A connecting piece is installed in the other opening in the same side, a connecting arm is rotationally connected to the connecting piece, a pull rod is rotationally connected between the connecting arm and the rotating block, a second clamping ring is fixed to one end of the connecting arm, a connecting rod is rotationally connected to one end of the rotating block, and a first clamping ring is fixed to one side of the bearing base. The arc-shaped LED lamp clamping device can stably clamp and fix an arc-shaped LED lamp and can fully adapt to different height specifications of the arc-shaped LED lamp, the machining stability is greatly improved, the machining quality is improved, and the machining practicability and rapidity are enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of LED lamp processing, in particular to a positioning fixture for LED lamp processing. Background Technique

[0002] LED lamps are becoming the main products in the new generation lighting market with their technical characteristics such as high efficiency, energy saving, safety, long life, small size, and clear light, and strongly driving the high-speed development of the environmental protection and energy-saving industry. During the production process of LED lamps, stamping equipment or drilling equipment is needed to process the outer shell and components. In order to make the processing more convenient, fixtures are used to clamp and fix the LED lamps.

[0003] Since the shapes and sizes of LED lamps are different, when clamping arc-shaped LED lamps, the clamping effect of the existing fixtures is ineffective, and it is easy to fall off. At the same time, it cannot adapt to arc-shaped LED lamps of different specifications and sizes. Therefore, we propose a positioning fixture for LED lamp processing to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to solve the deficiencies existing in the prior art, and to propose a positioning fixture for LED lamp processing.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A positioning fixture for LED lamp processing, including a bearing seat. A placement plate penetrates through the lower end of the bearing seat. A placement groove is provided on the placement plate. An oil cylinder is connected to the lower end of the placement plate. Two openings are provided on both sides of the bearing seat. A rotating block is rotatably connected in one opening on the same side, and a connecting piece is installed in the other opening on the same side. A connecting arm is rotatably connected to the connecting piece. A pull rod is rotatably connected between the connecting arm and the rotating block. A second clamping ring is fixed at one end of the connecting arm. One end of a connecting rod is rotatably connected to one end of the rotating block. A first clamping ring is fixed on one side of the bearing seat, and the first clamping ring corresponds to the two second clamping rings. A sliding groove is provided on one side of the bearing seat. A positive and negative screw rod is rotatably connected between the opposite side walls in the sliding groove. Two sliders are installed in the sliding groove. The two sliders are threadedly sleeved on both sides of the upper end of the positive and negative screw rod. One end of a connecting rod on the same side is rotatably connected to one end of a slider on the same side. A servo motor mounting seat is fixed on one side of the bearing seat. A servo motor is installed on the servo motor mounting seat. The end of the output shaft of the servo motor is connected to one end of the positive and negative screw rod through a coupling.

[0007] Preferably, a through hole is provided on the bearing seat, the through hole corresponds to the placing plate, a rubber layer is provided on the side wall of the through hole in a circle, and the end of the piston rod of the oil cylinder is fixed to the middle of the lower end of the placing plate.

[0008] Preferably, a rectangular opening is provided on the connecting member, and the connecting arm is rotatably connected in the rectangular opening.

[0009] Preferably, two fixing columns are fixed on one side of the first clamping ring, and one end of the fixing column is fixed to the side wall of the bearing seat.

[0010] Preferably, rubber pads are provided on one side of both the first clamping ring and the second clamping ring.

[0011] Preferably, one end of the forward and reverse screw rod penetrates through the side wall of the bearing seat and extends to one side of the bearing seat, and a rotating wheel is fixed to one end of the forward and reverse screw rod.

[0012] In the present utility model, when processing an arc-shaped LED lamp, the workpiece is placed in the placing groove on the placing plate, and then the length of the telescopic movement of the piston rod of the oil cylinder is controlled according to its height, so that one side abuts against one side of the first clamping ring. After that, the servo motor drives the forward and reverse screw rod to rotate through the rotation of the output shaft, so that the two sliders move towards the middle at the same time. Then, the connecting rod drives the rotating block to rotate. As the rotating block rotates, the pull rod at the other end moves towards the end away from the servo motor. The movement of the pull rod drives the connecting arm and the second clamping ring to tilt and move towards the first clamping ring, so as to realize the full abutting and clamping of both sides of the arc-shaped LED lamp, ensuring the firmness of the clamping.

[0013] The present utility model can not only realize the stable clamping and fixing of the arc-shaped LED lamp, but also fully adapt to its different height specifications, greatly improving the stability of processing, enhancing the quality of processing, and enhancing the practicability and rapidity of processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 Structural diagram of the bearing seat and the oil cylinder of the present utility model;

[0015] Figure 2 Structural diagram of the connection between the oil cylinder and the placing plate of the present utility model;

[0016] Figure 3 Structural diagram of the present utility model;

[0017] Figure 4 Clamping state diagram of the present utility model;

[0018] Figure 5 Structural diagram of the bearing seat of the present utility model;

[0019] Figure 6This is the structural diagram of the through-hole provided by the present utility model.

[0020] In the figure: 1 placing groove, 2 placing plate, 3 connecting piece, 4 pull rod, 5 bearing seat, 6 servo motor, 7 sliding groove, 8 fixing column, 9 first clamping ring, 10 forward and reverse screw rod, 11 slider, 12 connecting rod, 13 rotating block, 14 opening, 15 connecting arm, 16 second clamping ring, 17 runner, 18 oil cylinder, 19 through-hole, 20 rubber layer. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0022] Embodiment 1

[0023] Referring to Figure 1-6 , a positioning fixture for LED lamp processing, including a bearing seat 5. A placing plate 2 is provided through the lower end of the bearing seat 5. A placing groove 1 is provided on the placing plate 2. An oil cylinder 18 is connected to the lower end of the placing plate 2. A through-hole 19 is provided on the bearing seat 5. The through-hole 19 corresponds to the placing plate 2. A rubber layer 20 is provided on the side wall of the inner circumference of the through-hole 19. The end of the piston rod of the oil cylinder 18 is fixed to the middle of the lower end of the placing plate 2. The oil cylinder 18 drives the placing plate 2 to lift and lower in the through-hole 19 through the telescopic movement of the piston rod, which is convenient for adjusting according to arc-shaped LED lamps of different height specifications. When its height is relatively high, it can drive the placing plate 2 to descend, so that the lower end of the lamp abuts against the rubber layer 20 around, and the upper end of the lamp is clamped by the clamping ring;

[0024] Two openings 14 are provided on both sides of the bearing seat 5. A rotating block 13 is rotatably connected in one of the openings 14 on the same side. A connecting piece 3 is installed in the other opening 14 on the same side. A rectangular opening is provided on the connecting piece 3. A connecting arm 15 is rotatably connected in the rectangular opening. A connecting arm 15 is rotatably connected to the connecting piece 3. A pull rod 4 is rotatably connected between the connecting arm 15 and the rotating block 13. One end of the connecting arm 15 is fixed with a second clamping ring 16. The connecting arm 15 and the second clamping ring 16 are driven by the pull rod 4 to perform inclined clamping or unfolding, ensuring sufficient clamping on both sides of the lamp;

[0025] One end of the rotating block 13 is rotatably connected to a connecting rod 12. One side of the bearing seat 5 is fixed with a first clamping ring 9, and the first clamping ring 9 corresponds to the two second clamping rings 16. Two fixing columns 8 are fixed on one side of the first clamping ring 9. One end of the fixing column 8 is fixed on the side wall of the bearing seat 5, ensuring the firm fixation of the first clamping ring 9. Rubber pads are provided on one side of the first clamping ring 9 and the second clamping rings 16, improving the stability and tightness of clamping on the lamp, and at the same time avoiding surface bumps of the lamp;

[0026] One side of the bearing seat 5 is provided with a chute 7. A forward and reverse screw 10 is rotatably connected between the opposite side walls in the chute 7. Two sliders 11 are installed in the chute 7. The two sliders 11 are threadedly sleeved on both sides of the upper end of the forward and reverse screw 10. One end of a connecting rod 12 on the same side is rotatably connected to one end of a slider 11 on the same side. One side of the bearing seat 5 is fixed with a motor mounting seat. A servo motor 6 is installed on the motor mounting seat. The end of the output shaft of the servo motor 6 is connected to one end of the forward and reverse screw 10 through a coupling. The servo motor 6 operates within a set stroke, driving the forward and reverse screw 10 to rotate precisely forward or backward, ensuring the automation, rapidity, and accuracy of clamping.

[0027] Embodiment 2

[0028] Refer to Figure 3 and Figure 4 In this Embodiment 2, compared with Embodiment 1, the difference is further that one end of the forward and reverse screw 10 penetrates through the side wall of the bearing seat 5 and extends to one side of the bearing seat 5. A runner 17 is fixed to one end of the forward and reverse screw 10;

[0029] Through the setting of the runner 17, manual operation can be carried out when the servo motor 6 stops running or is not working, avoiding affecting the production progress.

[0030] In the present utility model, when processing an arc-shaped LED lamp, place it in the placement groove 1 on the placement plate 2, and then control the telescopic length of the piston rod of the oil cylinder 18 according to its height, so that one side abuts against one side of the first clamping ring 9. Then, the servo motor 6 drives the forward and reverse screw 10 to rotate through the rotation of the output shaft, realizing the simultaneous movement of the two sliders 11 towards the middle. Subsequently, the connecting rod 12 drives the rotating block 13 to rotate. As the rotating block 13 rotates, the pull rod 4 at the other end moves towards the end away from the servo motor 6. Through the movement of the pull rod 4, the connecting arm 15 and the second clamping ring 16 are driven to tilt and move towards the direction of the first clamping ring 9, thereby realizing the full abutting and clamping of both sides of the arc-shaped LED lamp and ensuring the firmness of clamping.

[0031] The above is only the preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present utility model.

Claims

1. A positioning fixture for LED lamp processing, comprising a carrier seat (5), characterized in that, The lower end of the bearing seat (5) penetrates through a placing plate (2). A placing groove (1) is provided on the placing plate (2). The lower end of the placing plate (2) is connected to an oil cylinder (18). Two openings (14) are provided on both sides of the bearing seat (5). A rotating block (13) is rotatably connected in one opening (14) on the same side. A connecting piece (3) is installed in the other opening (14) on the same side. A connecting arm (15) is rotatably connected to the connecting piece (3). A pull rod (4) is rotatably connected between the connecting arm (15) and the rotating block (13). One end of the connecting arm (15) is fixed with a second clamping ring (16). One end of the rotating block (13) is rotatably connected to a connecting rod (12). One side of the bearing seat (5) is fixed with a first clamping ring (9), and the first clamping ring (9) corresponds to the two second clamping rings (16). A sliding groove (7) is provided on one side of the bearing seat (5). A positive and reverse screw rod (10) is rotatably connected between the opposite side walls in the sliding groove (7). Two sliders (11) are installed in the sliding groove (7). The two sliders (11) are threadedly sleeved on both sides of the upper end of the positive and reverse screw rod (10). One end of a connecting rod (12) on the same side is rotatably connected to one end of a slider (11) on the same side. A motor mounting support is fixed on one side of the bearing seat (5). A servo motor (6) is installed on the motor mounting support. The end of the output shaft of the servo motor (6) is connected to one end of the positive and reverse screw rod (10) through a coupling.

2. The positioning fixture for LED lamp processing according to claim 1, wherein: A through hole (19) is provided on the bearing seat (5). The through hole (19) corresponds to the placing plate (2). A rubber layer (20) is provided on the circumferential side wall in the through hole (19). The end of the piston rod of the oil cylinder (18) is fixed in the middle of the lower end of the placing plate (2).

3. A positioning fixture for LED lamp processing according to claim 1, characterized in that: A rectangular opening is provided on the connecting piece (3). The connecting arm (15) is rotatably connected in the rectangular opening.

4. A positioning fixture for LED lamp processing according to claim 1, characterized in that: Two fixing columns (8) are fixed on one side of the first clamping ring (9). One end of the fixing column (8) is fixed on the side wall of the bearing seat (5).

5. A positioning fixture for LED lamp processing according to claim 1, characterized in that: Rubber pads are provided on one side of the first clamping ring (9) and the second clamping ring (16).

6. The positioning fixture for LED lamp processing according to claim 1, characterized in that: One end of the positive and reverse screw rod (10) penetrates through the side wall of the bearing seat (5) and extends to one side of the bearing seat (5). A rotating wheel (17) is fixed at one end of the positive and reverse screw rod (10).

Images