Sealing equipment for spiral lamp tube

Abstract

A clamping mechanism comprises a connecting plate, a cam is rotatably connected to the middle of the top face of the connecting plate, movable rods are slidably connected to the two sides of the top face of the connecting plate, and pulleys are rotatably connected to the ends, close to the cam, of the movable rods. A spring is fixedly connected to the middle of the outer wall of the movable rod, one side of the spring is fixedly connected with the connecting plate, a clamping plate is fixedly installed at the end, away from the pulley, of the movable rod, and a gasket is fixedly connected to one face of the clamping plate. Limiting grooves are symmetrically formed in the two sides of the top face of the connecting plate, the interiors of the limiting grooves are in sliding connection with the two clamping plates correspondingly, the two containing grooves are formed in the connecting plate, lamp tubes can be loaded in the two containing grooves correspondingly, after the connecting plate rotates once, the clamping plates on the connecting plate can automatically abut against and clamp the lamp tubes in the single containing grooves, and therefore the lamp tubes can be placed conveniently. Therefore, manual fixation is not needed.

Description

Technical Field

[0001] The utility model relates to the technical field of spiral lamp tubes, in particular to a sealing device for spiral lamp tubes. Background Art

[0002] A spiral tube is a compact fluorescent lamp with a spiral shape. It can provide a larger luminous area and brightness in a smaller volume. The sealing of a spiral tube refers to the sealing process between the end of the tube and the lamp holder during the tube manufacturing process. The quality of the sealing has an important impact on the airtightness, stability and service life of the tube. It is generally achieved through high-temperature sealing or crimping techniques.

[0003] A Chinese patent discloses a spiral lamp tube sealing device (publication number: CN 217280677U). The device, through the coordinated use of components in the lamp tube fixing assembly, enables the sealing device to quickly fix the lamp tube, thereby improving work efficiency. Furthermore, through the coordinated use of components in the connecting assembly, the lamp tube fixing assembly in the sealing device can be quickly disassembled and replaced, thereby improving the efficiency of maintenance and replacement. However, the device still has the following problems:

[0004] When clamping and fixing the lamp tube to be sealed, after placing the lamp tube in the sealing device, the knob needs to be manually rotated to drive the clamp to fix the lamp tube. When removing the sealed lamp tube, the knob needs to be rotated in the opposite direction to release the lock. The operation is relatively troublesome and is not conducive to improving processing efficiency. Therefore, a sealing device for spiral lamp tubes is proposed to solve the above problems. Utility Model Content

[0005] The technical problems to be solved by the present invention are as follows: after the tube is placed in the sealing device, the knob needs to be manually rotated to drive the splint to fix the lamp tube, and when the sealed lamp tube is removed, the knob needs to be rotated in the opposite direction to release the lock, which is relatively troublesome.

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

[0007] A sealing device for a spiral lamp tube includes an adjusting mechanism, a clamping mechanism is provided in the middle of the adjusting mechanism, and the adjusting mechanism includes a motor and an electric cylinder;

[0008] Also includes:

[0009] The clamping mechanism includes a connecting plate, a cam is rotatably connected to the middle of the top surface of the connecting plate, movable rods are slidably connected to both sides of the top surface of the connecting plate, and a pulley is rotatably connected to one end of the movable rod close to the cam, and the surface side of the pulley abuts against the side edge of the cam;

[0010] A spring is fixedly connected to the middle of the outer wall of the movable rod, one side of the spring is fixedly connected to the connecting plate, a clamping plate is fixedly installed on the end of the movable rod away from the pulley, and a gasket is fixedly connected to one side of the clamping plate;

[0011] Wherein, limiting grooves are symmetrically provided on both sides of the top surface of the connecting plate, and the interiors of the limiting grooves are slidingly connected to the two clamping plates respectively.

[0012] As a further solution of the present invention: a placement groove is provided on the top surface of the connecting plate and is located near the two gaskets, and a positioning hole is provided on the inner side of each placement groove.

[0013] As a further solution of the present invention: the adjusting mechanism includes a base, a support frame is fixedly installed on one side of the top surface of the base, the upper end of the support frame extends above the connecting plate, and the support frame is fixedly connected to the cam, the upper end of the connecting plate is rotatably connected to a rotating rod, the rotating rod is located at an end away from the support frame and extends vertically downward, the bottom end of the rotating rod is rotatably connected to the base, and the middle part of the rotating rod passes through and is fixedly connected to the connecting plate, and the middle part of the rotating rod is also rotatably connected to the cam, and a groove wheel is fixedly installed on the outer wall of the rotating rod and located below the connecting plate.

[0014] As a further solution of the present invention: the top of the base and one end located below the connecting plate is fixedly installed with the motor, the output shaft of the motor is arranged upward and fixedly connected to the turntable, one end of the top edge of the turntable is fixedly connected to the push shaft, and a limiting block is fixedly installed in the middle of the top surface of the turntable.

[0015] As a further solution of the present invention, the outer side wall of the push shaft is slidably connected to the inner sides of the groove wheel, and the surface of the limit block is against the side of the groove wheel.

[0016] As a further solution of the present invention: a sliding frame is fixedly installed on the top surface of the base and at one end away from the support frame, a guide rail is fixedly installed on one side of the inner wall of the sliding frame, the guide rail is consistent with the length direction of the sliding frame, and the bottom end of the inner wall of the sliding frame is fixedly installed with the electric cylinder.

[0017] As a further solution of the present invention: the extending end of the electric cylinder is facing upward and fixedly connected to a slider, the side of the slider is slidably connected to the guide rail, one side of the slider passes through the sliding frame and is fixedly installed with a support plate, the surface of the support plate is symmetrically provided with mounting holes, and the support plate as a whole is located below the connecting plate.

[0018] Beneficial effects of the utility model:

[0019] (1) The utility model provides two placement slots on the connecting plate, which can be used to load lamps separately. The connecting plate is driven by a motor below and can achieve intermittent rotation at right angles. After a single rotation of the connecting plate, the clamping plate on the connecting plate can automatically clamp the lamp in a single placement slot, eliminating the need for manual fixing.

[0020] (2) When the lamp tubes placed in the groove on one side are being sealed, the operator can take out the sealed lamp tubes placed in the groove on the other side and replace them with new lamp tubes, which helps to continuously process the operation and thus improves the sealing efficiency of the lamp tubes. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention will be further described below with reference to the accompanying drawings.

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the top view of the connecting plate in the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the middle groove wheel of the utility model from a top view;

[0025] Figure 4 This is a schematic diagram of the internal structure of the sliding frame in the utility model;

[0026] Figure 5 It is a schematic diagram of the top structure of the support plate in the utility model.

[0027] In the figure: 1. Adjusting mechanism; 101. Base; 102. Support frame; 103. Rotating rod; 104. Grooved wheel; 105. Motor; 106. Turntable; 107. Push shaft; 108. Limit block; 109. Sliding frame; 110. Guide rail; 111. Electric cylinder; 112. Slider; 113. Support plate; 114. Mounting hole; 2. Clamping mechanism; 201. Connecting plate; 202. Cam; 203. Limiting groove; 204. Movable rod; 205. Pulley; 206. Spring; 207. Clamping plate; 208. Gasket; 209. Placement groove; 210. Positioning hole. DETAILED DESCRIPTION

[0028] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] like Figure 1-5As shown, a sealing device for a spiral lamp tube includes an adjustment mechanism 1, a clamping mechanism 2 is provided in the middle of the adjustment mechanism 1, and the adjustment mechanism 1 includes a motor 105 and an electric cylinder 111; the clamping mechanism 2 also includes: a connecting plate 201, a cam 202 is rotatably connected to the middle of the top surface of the connecting plate 201, and movable rods 204 are slidably connected to both sides of the top surface of the connecting plate 201. The movable rod 204 is located at one end near the cam 202 and is rotatably connected to a pulley 205, and the pulley 205 The outer side of the movable rod 204 abuts against the side of the cam 202; wherein, a spring 206 is fixedly connected to the middle of the outer wall of the movable rod 204, one side of the spring 206 is fixedly connected to the connecting plate 201, and a splint 207 is fixedly installed on the end of the movable rod 204 away from the pulley 205, and a gasket 208 is fixedly connected to one side of the splint 207; wherein, limiting grooves 203 are symmetrically provided on both sides of the top surface of the connecting plate 201, and the interior of the limiting grooves 203 are respectively slidably connected to the two splints 207, such as Figure 2 As shown, the spring 206 pushes the movable rod 204 to move toward the outside of the connecting plate 201, so that the pulley 205 is kept in close contact with the side of the cam 202;

[0030] The top surface of the connecting plate 201 is provided with placement grooves 209 near the two gaskets 208, and the inner side of each placement groove 209 is provided with a positioning hole 210. Figure 1-Figure 2 、 Figure 5 As shown, when the connecting plate 201 is rotated 90 degrees, the mounting hole 114 is aligned with the positioning hole 210 close to the protruding direction of the cam 202;

[0031] The adjusting mechanism 1 includes a base 101, a support frame 102 is fixedly installed on one side of the top surface of the base 101, the upper end of the support frame 102 extends above the connecting plate 201, and the support frame 102 is fixedly connected to the cam 202, and the upper end of the connecting plate 201 is rotatably connected to a rotating rod 103, the rotating rod 103 is located at an end away from the support frame 102 and extends vertically downward, the bottom end of the rotating rod 103 is rotatably connected to the base 101, and the middle part of the rotating rod 103 passes through and is fixedly connected to the connecting plate 201, and the middle part of the rotating rod 103 is also rotatably connected to the cam 202, and the outer wall of the rotating rod 103 is fixedly installed with a groove wheel 104 below the connecting plate 201. Figure 3 As shown, the sheave 104 is provided with linear grooves around its periphery, and the angle between adjacent linear grooves is 90 degrees;

[0032] The top of the base 101 and one end below the connecting plate 201 is fixedly installed with the motor 105, the output shaft of the motor 105 is arranged upward and fixedly connected to the turntable 106, one end of the top edge of the turntable 106 is fixedly connected to the push shaft 107, and a limit block 108 is fixedly installed in the middle of the top surface of the turntable 106. The outer wall of the push shaft 107 is slidably connected to the inner side of the groove wheel 104, and the surface of the limit block 108 is against the side of the groove wheel 104. Figure 3 As shown, the limit block 108 can abut against the side of the sheave 104, thereby preventing the sheave 104 from rotating when it is not pushed by the push shaft 107;

[0033] A sliding frame 109 is fixedly installed on the top surface of the base 101 and at the end away from the support frame 102. A guide rail 110 is fixedly installed on one side of the inner wall of the sliding frame 109. The guide rail 110 is consistent in length with the sliding frame 109. The bottom end of the inner wall of the sliding frame 109 is fixedly installed with the electric cylinder 111. The extended end of the electric cylinder 111 faces upward and is fixedly connected to a slider 112. The side of the slider 112 is slidably connected to the guide rail 110. One side of the slider 112 passes through the sliding frame 109 and is fixedly installed with a support plate 113. The surface of the support plate 113 is symmetrically provided with mounting holes 114. The support plate 113 is located as a whole below the connecting plate 201.

[0034] The working principle of this utility model:

[0035] When the device is in use, the lamp to be sealed is placed in the placement groove 209, and the lamp tube pin extends downward from the positioning hole 210. Then, the motor 105 is started to drive the turntable 106 to transport and rotate. During this period, the push shaft 107 pushes the inner walls of the four sides of the groove wheel 104, thereby driving the groove wheel 104 to rotate intermittently at 90 degrees each time. The fixed connecting plate 201 is driven to rotate intermittently through the rotating rod 103. The pulley 205 presses against the raised part of the cam 202, so that the movable rod 204 moves toward the placement groove 209 and pushes the clamping plate 207 to clamp and tighten the lamp tube through the gasket 208. At this time, the lamp tube in the placement groove 209 is fixed;

[0036] Secondly, place the stem in the mounting hole 114, start the electric cylinder 111 to extend it, and the slider 112 and the support plate 113 rise along the guide rail 110, so that the stem in the mounting hole 114 is inserted into the pin in the positioning hole 210, thereby sealing the lamp tube.

[0037] The above describes an embodiment of the present invention in detail. However, the above content is only a preferred embodiment of the present invention and should not be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent application of the present invention.

Claims

1. A sealing device for a spiral lamp tube, comprising an adjusting mechanism (1), a clamping mechanism (2) being provided in the middle of the adjusting mechanism (1), and the adjusting mechanism (1) comprising a motor (105) and an electric cylinder (111); It is characterized by: Also includes: The clamping mechanism (2) comprises a connecting plate (201), a cam (202) being rotatably connected to the middle of the top surface of the connecting plate (201), movable rods (204) being slidably connected to both sides of the top surface of the connecting plate (201), a pulley (205) being rotatably connected to one end of the movable rod (204) located near the cam (202), and a surface side of the pulley (205) abutting against a side edge of the cam (202); A spring (206) is fixedly connected to the middle of the outer wall of the movable rod (204), one side of the spring (206) is fixedly connected to the connecting plate (201), a clamping plate (207) is fixedly installed on the end of the movable rod (204) away from the pulley (205), and a gasket (208) is fixedly connected to one side of the clamping plate (207); Wherein, limiting grooves (203) are symmetrically provided on both sides of the top surface of the connecting plate (201), and the interiors of the limiting grooves (203) are respectively slidably connected to the two clamping plates (207).

2. The spiral lamp sealing device according to claim 1, characterized in that: A placement groove (209) is provided on the top surface of the connecting plate (201) and is located near the two gaskets (208), and a positioning hole (210) is provided on the inner side of each placement groove (209).

3. The spiral lamp sealing device according to claim 1, characterized in that: The adjusting mechanism (1) comprises a base (101), a support frame (102) is fixedly mounted on one side of the top surface of the base (101), an upper end of the support frame (102) extends above the connecting plate (201), and the support frame (102) is fixedly connected to the cam (202), an upper end of the connecting plate (201) is rotatably connected to a rotating rod (103), the rotating rod (103) is located at an end away from the support frame (102) and extends vertically downward, the bottom end of the rotating rod (103) is rotatably connected to the base (101), and the middle part of the rotating rod (103) passes through and is fixedly connected to the connecting plate (201), and the middle part of the rotating rod (103) is also rotatably connected to the cam (202), and a groove wheel (104) is fixedly mounted on the outer wall of the rotating rod (103) and located below the connecting plate (201).

4. The spiral lamp sealing device according to claim 3, characterized in that: The top of the base (101) and one end below the connecting plate (201) is fixedly mounted to the motor (105); the output shaft of the motor (105) is arranged upward and fixedly connected to a turntable (106); one end of the top edge of the turntable (106) is fixedly connected to a push shaft (107); and a limit block (108) is fixedly mounted in the middle of the top surface of the turntable (106).

5. The spiral lamp sealing device according to claim 4, characterized in that: The outer side wall of the push shaft (107) is slidably connected to the inner sides of the groove wheel (104), and the surface of the limit block (108) is against the side of the groove wheel (104).

6. The spiral lamp sealing device according to claim 5, characterized in that: A sliding frame (109) is fixedly mounted on the top surface of the base (101) and at one end away from the support frame (102); a guide rail (110) is fixedly mounted on one side of the inner wall of the sliding frame (109); the guide rail (110) is consistent in length direction with the sliding frame (109); and the bottom end of the inner wall of the sliding frame (109) is fixedly mounted to the electric cylinder (111).

7. The spiral lamp sealing device according to claim 6, characterized in that: The extended end of the electric cylinder (111) faces upward and is fixedly connected to a slider (112), the side of the slider (112) is slidably connected to the guide rail (110), one side of the slider (112) passes through the sliding frame (109) and is fixedly installed with a support plate (113), the surface of the support plate (113) is symmetrically provided with mounting holes (114), and the support plate (113) is located as a whole below the connecting plate (201).

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