Teflon mounting bracket

Abstract

The present invention provides a Teflon mounting frame, which includes: an outer frame, a linear guide rail is arranged on the inner side of the outer frame; a feeding motor and a receiving motor are arranged on one side of the outer frame, a feeding driving gear is arranged on the transmission shaft of the feeding motor, and a receiving driving gear is arranged on the transmission shaft of the receiving motor; a connecting frame, which is slidably connected with the outer frame through a linear guide rail, and a positioning groove is arranged in the middle of the connecting frame; an inner frame, a positioning wheel is arranged on the outer side of the inner frame, and the inner frame is connected to the positioning groove through the positioning wheel; a guide shaft is connected to both sides of the inner frame through a bearing; both ends of the feeding shaft are connected to the inner frame through bearings, and one end of the feeding shaft is provided with a feeding passive gear, and the feeding passive gear can be meshed with the feeding active gear; both ends of the receiving shaft are connected to the inner frame through bearings, and one end of the receiving shaft is provided with a receiving passive gear, and the receiving passive gear can be meshed with the receiving active gear. The mounting frame of the present invention can quickly disassemble and install Teflon coils, and the replacement speed of Teflon coils is fast.

Description

Technical Field

[0001] The invention relates to the field of bonding technology, in particular to a Teflon mounting frame. Background Art

[0002] COG (chip on glass) means directly bonding the IC chip to the LCD screen, which is generally called COG bonding machine. The fully automatic COG bonding machine is mainly composed of three units: ACF, pre-pressing and main pressing. The main pressing unit is used for the main pressing stage of the back-end process of processing the LCD screen. The main pressing head provides a force of 30-700N on the pressure head, which is transmitted to the LCD screen and IC. In addition, the temperature of the pressure head is as high as 300-400 degrees. If the pressure head directly contacts the product, it will cause damage to the product. Therefore, a Teflon insulation film is required between the pressure head and the product. The traditional Teflon mounting frame has the problem of inconvenient installation and removal of Teflon coils, which is time-consuming and labor-intensive, affecting the replacement efficiency of Teflon coils. Summary of the invention

[0003] In order to solve the above-mentioned defects, the present invention provides a Teflon mounting bracket, which can quickly disassemble and install Teflon coils, and the Teflon coils can be replaced quickly.

[0004] The Teflon mounting frame comprises: an outer frame, on the inner side of which a linear guide rail is arranged; a feeding motor and a receiving motor are arranged on one side of the outer frame, a feeding driving gear is arranged on the transmission shaft of the feeding motor, and a receiving driving gear is arranged on the transmission shaft of the receiving motor; a connecting frame, which is slidably connected with the outer frame through a linear guide rail, and a positioning groove is arranged in the middle of the connecting frame; an inner frame, on the outer side of which a positioning wheel is arranged, and the inner frame is connected to the positioning groove through the positioning wheel; a guide shaft, which is arranged on the inner frame, and the guide shaft is connected to the inner frame through a bearing. The two sides of the inner frame are connected; a feeding shaft is arranged on the inner frame, and both ends of the feeding shaft are connected to the inner frame through bearings, and one end of the feeding shaft is provided with a feeding passive gear, and the feeding passive gear can be engaged with the feeding active gear; a receiving shaft is arranged on the inner frame, and the receiving shaft is arranged parallel to the feeding shaft and the guide shaft, and both ends of the receiving shaft are connected to the inner frame through bearings, and one end of the receiving shaft is provided with a receiving passive gear, and the receiving passive gear can be engaged with the receiving active gear.

[0005] In one embodiment of the present invention, a first groove is provided on one end of the connecting frame, a second groove is provided on the inner frame near the first groove, and a fixing plate is provided on the outer periphery of the bearing at one end of the feeding shaft, and the fixing plate is inserted into the first groove and the second groove.

[0006] In one embodiment of the present invention, the inner frame is provided with positioning screws and positioning pieces, and the outer frame is provided with positioning holes corresponding to the positioning screws and the positioning pieces, respectively.

[0007] In one embodiment of the present invention, a gear locking device is provided on one side of the feeding passive gear.

[0008] In one embodiment of the present invention, the gear locking device includes a spur gear, a threaded column and a locking bolt. One end of the spur gear can be meshed with the feeding passive gear, and the other end is connected to the threaded column. A shell is provided on the outer periphery of the threaded column. Both sides of the shell are connected to the inner frame. A mounting hole is provided in the middle of the shell. The locking bolt passes through the mounting hole and is connected to the threaded column.

[0009] In one embodiment of the present invention, an encoder is disposed above the outer frame.

[0010] In one embodiment of the present invention, a waste clamping device is provided on one side of the receiving shaft, and the waste clamping device includes a clamping shaft, two guide pillars, an adjusting component, a cam, an adjusting shaft and a side plate. The clamping shaft is contactably connected to the Teflon winding roller on the receiving shaft, and the two ends of the clamping shaft are respectively connected to one end of the two guide pillars, and the two ends of the adjusting component are respectively vertically connected to the other ends of the two guide pillars. A cam is provided in the adjusting component, and the middle part of the cam is connected to the adjusting component through the adjusting shaft. A side plate is provided on one side of the adjusting component, and the side plate is installed on the outer side of the inner frame. The cam is contactably connected to the side plate.

[0011] In one embodiment of the present invention, a handle is provided at one end of the adjusting shaft.

[0012] In one embodiment of the present invention, a spring is disposed on the outer periphery of the guide post.

[0013] In summary, the present invention provides a Teflon mounting bracket, and the beneficial effects of the present invention are: the Teflon coil can be quickly disassembled and installed, the Teflon coil can be replaced quickly, and it has the advantages of simple structure and convenient operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of the three-dimensional structure of the inner frame of the Teflon mounting frame provided by one embodiment of the present invention in a pulled-out state.

[0015] Figure 2 for Figure 1 Enlarged view of point A.

[0016] Figure 3A top view of the inner frame of the Teflon mounting frame provided in an embodiment of the present invention in a pushed-back state.

[0017] Figure 4 for Figure 3 Enlarged view of point B.

[0018] Main element symbol description:

[0019] 1. Outer frame; 11. Linear guide rail; 12. Feeding motor; 13. Feeding active gear; 14. Receiving motor; 15. Receiving active gear; 16. First positioning hole; 17. Second positioning hole; 2. Connecting frame; 3. Inner frame; 31. Positioning wheel; 32. Positioning screw; 33. Positioning piece; 4. Guide shaft; 5. Feeding shaft; 51. Fixing plate; 52. Feeding passive gear; 53. Gear locking device; 531. Spur gear; 532. Threaded column; 533. Housing; 534. Locking bolt; 54. Bearing; 55. Cover plate; 6. Receiving shaft; 61. Receiving passive gear; 7. Encoder; 81. Pressing shaft; 82. Guide column; 83. Adjusting component; 84. Cam; 85. Adjusting shaft; 86. Handle; 87. Side panel. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, rather than 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 work are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the invention claimed for protection, but merely represents the selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0021] Please refer to Figure 1 , Figure 3 The embodiment provides a Teflon mounting frame, which is mainly used in the main pressing process of the bonding machine. The Teflon mounting frame includes: an outer frame 1, a connecting frame 2, an inner frame 3, a guide shaft 4, a feeding shaft 5 and a receiving shaft 6.

[0022] Among them, a linear guide rail 11 is arranged on the inner side of the outer frame 1; a feeding motor 12 and a receiving motor 14 are arranged on one side of the outer frame 1, a feeding driving gear 13 is arranged on the transmission shaft of the feeding motor 12, and a receiving driving gear 15 is arranged on the transmission shaft of the receiving motor 14.

[0023] Furthermore, an encoder 7 is provided above the outer frame 1, and the encoder 7 accumulates each pressing process to facilitate monitoring of Teflon material usage.

[0024] The connecting frame 2 is slidably connected to the outer frame 1 through a linear guide rail 11, and a positioning groove is provided in the middle of the connecting frame 2. Positioning wheels 31 are provided on the left and right sides of the inner frame 3, and the inner frame 3 is connected to the positioning groove through the positioning wheels 31. It is convenient to manually pull out the inner frame to replace the Teflon coil.

[0025] The guide shaft 4 is disposed on the inner frame 3 , and the guide shaft 4 is connected to both sides of the inner frame 3 through bearings.

[0026] The feeding shaft 5 is arranged on the inner frame 3 , and both ends of the feeding shaft 5 are connected to the inner frame 3 through bearings respectively. A feeding passive gear 52 is arranged at one end of the feeding shaft 5 , and the feeding passive gear 52 can mesh with the feeding active gear 13 .

[0027] In this embodiment, a first groove is provided on one end of the connecting frame 2, a second groove is provided at a position of the inner frame 3 close to the first groove, a fixing plate 51 is provided on the outer periphery of the bearing at one end of the feeding shaft 5, the fixing plate 51 is inserted into the first groove and the second groove, and a bearing 54 at the other end of the feeding shaft 5 is installed in a cover plate 55, and the cover plate 55 is quickly opened and closed by bolts, thereby facilitating the installation and disassembly of the feeding shaft and reducing the difficulty of the alignment assembly operation.

[0028] Furthermore, a gear locking device 53 is provided on one side of the feeding passive gear 15. Figure 2 As shown, the gear locking device 53 includes a spur gear 531, a threaded column 532 and a locking bolt 534. One end of the spur gear 531 can be meshed with the feeding passive gear 52, and the other end is connected to the threaded column 532. A shell 533 is arranged on the outer periphery of the threaded column 532. Both sides of the shell 533 are connected to the inner frame 3. A mounting hole is arranged in the middle of the shell 533. The locking bolt 534 passes through the mounting hole and is connected to the threaded column 532. The threaded column is locked by rotating the locking bolt.

[0029] The receiving shaft 6 is arranged on the inner frame 3, and the receiving shaft 6 is arranged parallel to the feeding shaft and the guide shaft 4. The two ends of the receiving shaft 6 are respectively connected to the inner frame 3 through bearings. A receiving passive gear 61 is arranged at one end of the receiving shaft 6, and the receiving passive gear 61 can be meshed with the receiving active gear 15.

[0030] A waste material pressing device is provided on one side of the receiving shaft 6. Figure 3As shown, the waste pressing device includes a pressing shaft 81, two guide pillars 82, an adjusting component 83, a cam 84, an adjusting shaft 85 and a side plate 87. The pressing shaft 81 can be contacted and connected with the Teflon winding roller on the receiving shaft. The two ends of the pressing shaft 81 are respectively connected with one end of the two guide pillars 82, and the two ends of the adjusting component 83 are respectively vertically connected with the other ends of the two guide pillars 82. A cam 84 is arranged in the adjusting component 83, and the middle part of the cam 84 is connected with the adjusting component 83 through the adjusting shaft 85. A side plate 87 is arranged on one side of the adjusting component 83, and the side plate 87 is installed on the outer side of the inner frame 3. The cam 84 is contacted and connected with the side plate 87. A handle 86 is arranged at one end of the adjusting shaft 85. The handle 86 drives the adjusting shaft 85 to rotate, and the adjusting shaft 85 drives the cam to rotate, thereby adjusting the distance between the pressing shaft 81 and the Teflon winding roller. Further optimized, a spring is arranged on the periphery of the guide pillar 82, which is conducive to improving the adjustment effect.

[0031] Further, positioning screws 32 are respectively provided at both ends of the rear side of the inner frame 3, and first positioning holes 16 corresponding to the positioning screws 32 are respectively provided on the outer frame 1. A positioning member 33 is provided in the middle of the rear side of the inner frame 3, and the positioning member 33 is L-shaped, and a second positioning hole 17 corresponding to the positioning member 33 is provided on the outer frame 1. The provision of the positioning screws and the positioning member is conducive to the convenience of installation of the entire mounting frame, and avoids the shaking of the inner frame in the left and right directions, improves the stability of the connection, is more firm and reliable, and also avoids the generation of assembly gaps.

[0032] The working process of this embodiment is as follows: open the cover plate 55 at one end of the feed shaft 5, then remove the feed shaft 5 from the inner frame 3, then install the Teflon coil on the feed shaft 5, then install the feed shaft 5 on the inner frame 3, close the cover plate 55 and tighten the bolts. Insert the fixing plate 51 into the first groove and the second groove, pass the Teflon coil around the guide shaft 4 until the receiving shaft 6, use the waste material pressing device to press the end of the Teflon coil, and then push the entire inner frame 3 into the outer frame 1, the feed passive gear 52 is meshed with the feed active gear 13, and the receiving passive gear 61 is meshed with the receiving active gear 15. Use the gear locking device 53 to lock the feed shaft 5, and release the feed shaft 5 before starting this pressing process, and the feed motor 12 and the receiving motor 14 drive the feed shaft 5 and the receiving shaft 6 to rotate respectively. After each pressing process, the feeding motor 12 drives the feeding shaft 5 to rotate once, and the receiving motor 14 drives the receiving shaft 6 to rotate once. The encoder 7 accumulates each pressing process to facilitate monitoring of Teflon material usage.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. Teflon mounting frame, characterized in that: It includes: An outer frame, on the inner side of which a linear guide rail is arranged; a feeding motor and a receiving motor are arranged on one side of the outer frame, a feeding driving gear is arranged on the transmission shaft of the feeding motor, and a receiving driving gear is arranged on the transmission shaft of the receiving motor; A connecting frame, which is slidably connected to the outer frame through a linear guide rail, and a positioning groove is provided in the middle of the connecting frame; An inner frame, the outer side of which is provided with a positioning wheel, and the inner frame is connected to the positioning groove through the positioning wheel; A guide shaft, which is arranged on the inner frame, and the guide shaft is connected to two sides of the inner frame through bearings; A feeding shaft is arranged on the inner frame, and both ends of the feeding shaft are connected to the inner frame through bearings respectively. A feeding passive gear is arranged at one end of the feeding shaft, and the feeding passive gear can mesh with the feeding active gear; A receiving shaft, which is arranged on the inner frame, the receiving shaft is arranged parallel to the feeding shaft and the guide shaft, both ends of the receiving shaft are connected to the inner frame through bearings, one end of the receiving shaft is provided with a receiving passive gear, and the receiving passive gear can mesh with the receiving active gear; Among them, a first groove is provided on one end of the connecting frame, a second groove is provided at a position of the inner frame close to the first groove, a fixing plate is provided on the outer periphery of the bearing at one end of the feeding shaft, the fixing plate is inserted into the first groove and the second groove, and the bearing at the other end of the feeding shaft is installed in the cover plate, and the cover plate is quickly opened and closed by bolts.

2. The Teflon mounting bracket according to claim 1, characterized in that: The inner frame is provided with positioning screws and positioning pieces, and the outer frame is provided with positioning holes corresponding to the positioning screws and the positioning pieces respectively.

3. The Teflon mounting bracket according to claim 1, characterized in that: A gear locking device is arranged on one side of the feeding passive gear.

4. The Teflon mounting bracket according to claim 3, characterized in that: The gear locking device includes a spur gear, a threaded column and a locking bolt. One end of the spur gear can be meshed with the feeding passive gear, and the other end is connected to the threaded column. A shell is provided on the outer periphery of the threaded column. Both sides of the shell are connected to the inner frame. A mounting hole is provided in the middle of the shell. The locking bolt passes through the mounting hole and is connected to the threaded column.

5. The Teflon mounting bracket according to claim 1, characterized in that: An encoder is arranged above the outer frame.

6. The Teflon mounting bracket according to claim 1, characterized in that: A waste clamping device is arranged on one side of the receiving shaft, and the waste clamping device includes a clamping shaft, two guide pillars, an adjusting component, a cam, an adjusting shaft and a side plate. The clamping shaft is contactably connected to the Teflon winding roller on the receiving shaft, and the two ends of the clamping shaft are respectively connected to one end of the two guide pillars, and the two ends of the adjusting component are respectively vertically connected to the other ends of the two guide pillars. A cam is arranged in the adjusting component, and the middle part of the cam is connected to the adjusting component through the adjusting shaft. A side plate is arranged on one side of the adjusting component, and the side plate is installed on the outer side of the inner frame. The cam is contactably connected to the side plate.

7. The Teflon mounting bracket according to claim 6, characterized in that: A handle is arranged at one end of the adjusting shaft.

8. The Teflon mounting bracket according to claim 6, characterized in that: A spring is arranged on the outer periphery of the guide post.

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