Film affixing apparatus

Abstract

A film affixing apparatus is used for affixing a film to a workpiece. The film affixing apparatus includes a stand, a film provider, and an affixing and cutting device. The stand includes a work platform. The workpiece is capable of sliding around the work platform under an external force. The film provider is mounted to the stand, and a roll of film is mounted to the film provider to dispense the film. The affixing and cutting device includes a pressing part. The pressing part presses the film onto the workpiece, and the film is cut, allowing the workpiece to slide away from the affixing and cutting device and be removed manually.

What is claimed is: 
     
         1 . A film affixing apparatus for affixing a film to a workpiece, the workpiece comprising a top surface and a sidewall extending from the top surface, the film affixing apparatus comprising:
 a stand with a work platform, the workpiece being capable of sliding on the work platform under an external force;   a film provider mounted to the stand, and a roll of film mounted to the film provider to dispense the film, and   an affixing and cutting device, comprising a pressing part, the film passing between the pressing part and the work platform, the pressing part being controlled to move to the work platform to receive the workpiece and pressing the film to the sidewall of the workpiece when the workpiece slides to the affixing and cutting device, the pressing part being controlled to move away from the work platform when the workpiece slides away from the affixing and cutting device.   
     
     
         2 . The film affixing apparatus of  claim 1 , wherein the affixing and cutting device further comprises a mounting part, the pressing part comprises a pair of first rollers secured on the mounting part and parallel to each other, the workpiece is received between the first rollers and the sidewall is pressed by the first rollers, the first rollers rotates when the pressing part moves to the work platform and the workpiece is received between the rollers. 
     
     
         3 . The film affixing apparatus of  claim 1 , wherein the affixing and cutting device further comprises a mounting part, the pressing part comprises a pair of pressing block secured on the mounting part and facing each other, the workpiece is received between the pressing blocks, and the sidewall is pressed by the pressing block. 
     
     
         4 . The film affixing apparatus of  claim 1 , wherein the sidewall comprises a pair of parallel first sidewalls and a pair of parallel second sidewalls, the affixing and cutting device further comprises a mounting part, the work pressing part comprises a pair of pressing blocks and a pair of first rollers, the first rollers are secured on the mounting part and parallel to each other, the workpiece is received between the first rollers and the first sidewalls are pressed by the first rollers, the pressing blocks are secured on the mounting part and between the first rollers, the pressing blocks face each other, the workpiece is received between the pressing blocks, and the second sidewalls are pressed by the pressing block. 
     
     
         5 . The film affixing apparatus of  claim 1 , further comprising an affixing device, the workpiece sliding to the affixing device and the affixing and cutting device in that order, the affixing device comprising a pressing portion, the pressing portion moving to the work platform to press the film onto the top surface of the workpiece when the workpiece moves to the affixing device, and moving away from the work platform when the workpiece move away from the affixing device. 
     
     
         6 . The film affixing apparatus of  claim 5 , wherein the affixing device comprises a mounting casing, and at least one second roller rotatably mounted to the mounting casing, the mounting casing is mounted to the stand and above the work platform, the circumference surface of the at least one second roller protrudes out of the mounting casing to form the pressing portion, and the at least one second roller rotates when the workpiece passes the affixing device. 
     
     
         7 . The film affixing apparatus of  claim 5 , wherein the film winds the film provider, the workpiece affixed film slides away from the affixing device to the affixing and cutting device to cause the film to unwind. 
     
     
         8 . The film affixing apparatus of  claim 5 , wherein the affixing device comprises a mounting casing, and a plurality of second rollers rotatably mounted to the mounting casing, the mounting casing is mounted to the stand and above the work platform, the second rollers are parallel, circumference surfaces of the plurality of the second rollers protrude out of the mounting casing to form the pressing portion, and the plurality of the rollers rotates during the workpiece slides to pass the pressing portion. 
     
     
         9 . The film affixing apparatus of  claim 8 , wherein the plurality of the second rollers are arranged on a plane. 
     
     
         10 . A film affixing apparatus, for affixing a film to a workpiece, the workpiece comprising a top surface and a sidewall extending from the top surface, the film affixing apparatus comprising:
 a stand with a work platform, the workpiece being capable of sliding on the work platform under an external force;   a film provider mounted to the stand, a roll of film mounted to the film provider to dispense the film a affixing device comprising a pressing portion; and   an affixing and cutting device comprising a pressing part;   wherein the film passes the pressing portion and the pressing part in that order and face the work platform; the workpiece slides to the affixing device and the affixing and cutting device in that order; and the pressing portion presses the film to the top surface of the workpiece when the workpiece slides to the affixing device, and the pressing part presses the film to the sidewall of the workpiece when the workpiece slides to the affixing and cutting device.   
     
     
         11 . The film affixing apparatus of  claim 10 , wherein the pressing part is controlled to move to the work platform to receive the workpiece and presses the film onto the sidewall of the workpiece when the workpiece slides to the affixing and cutting device, the pressing part is controlled to move away from the work platform when the workpiece slides away from the affixing and cutting device. 
     
     
         12 . The film affixing apparatus of  claim 10 , wherein the affixing and cutting device further comprises a mounting part, the pressing part comprises a pair of first rollers secured on the mounting part and parallel to each other, the workpiece is received between the first rollers and the sidewall is pressed by the first rollers, the first rollers rotates when the pressing part moves to the work platform and the workpiece is received between the rollers. 
     
     
         13 . The film affixing apparatus of  claim 10 , wherein the affixing and cutting device further comprises a mounting part, the pressing part comprises a pair of pressing block secured on the mounting part and facing each other, the workpiece is received between the pressing blocks, and the sidewall is pressed by the pressing block. 
     
     
         14 . The film affixing apparatus of  claim 10 , wherein the sidewall comprises a pair of parallel first sidewalls and a pair of parallel second sidewalls, the affixing and cutting device further comprises a mounting part, the work pressing part comprises a pair of pressing blocks and a pair of first rollers, the first rollers are secured on the mounting part and parallel to each other, the workpiece is received between the first rollers, and the first sidewalls are pressed by the first rollers, the pressing blocks are secured on the mounting part and between the first rollers, the pressing blocks face each other, the workpiece is received between the pressing blocks, and the second sidewalls are pressed by the pressing block. 
     
     
         15 . The film affixing apparatus of  claim 10 , wherein the affixing device comprises a mounting casing, and a second roller rotatably mounted to the mounting casing, the mounting casing is mounted to the stand and above the work platform, the circumference surface of the second roller protrudes out of the mounting casing to form the pressing portion, and rotates when the workpiece passes the affixing and cutting device. 
     
     
         16 . The film affixing apparatus of  claim 10 , wherein the film winds the film provider, the workpiece affixed film slides from the affixing device to the affixing and cutting device, to cause the film to unwinds. 
     
     
         17 . The film affixing apparatus of  claim 10 , wherein the affixing device comprises a mounting casing, and a plurality of second rollers rotatably mounted to the mounting casing, the mounting casing is mounted to the stand and above the work platform, the second rollers are parallel, circumference surfaces of the plurality of the second rollers protrude out of the mounting casing to form the pressing portion, and the plurality of the rollers rotates during the workpiece slides to pass the pressing portion. 
     
     
         18 . The film affixing apparatus of  claim 17 , wherein the plurality of the second rollers are arranged on a plane. 
     
     
         19 . The film affixing apparatus of  claim 10 , wherein the film provider comprises a stretching member, the stretching member enables the film to be tightened.