Office furniture surface processing device

Abstract

The utility model discloses an office furniture surface processing device which comprises a machine frame, a plurality of transmission carrier rollers are erected on the machine frame, a hot pressing roller is installed on the machine frame through a lifting mechanism and is a hollow roller, and a plurality of annular pressing dies capable of sliding in the axial direction are installed on the peripheral face of the hot pressing roller through sliding grooves. The inner sides of the annular pressing dies are connected with a screw rod driven by a servo motor, the screw rod is a double-end screw rod with symmetrical threads at the two ends, a plurality of threaded sections with equal lengths are formed at the two ends of the screw rod, the thread spacing of each threaded section is multiplied from the center to the two ends in sequence, and embossed patterns are formed on the peripheral surfaces of the annular pressing dies. And an electric heating pipe extending axially is mounted at the center of the hot pressing roller. The plurality of slidable annular pressing dies are arranged on the hot pressing roller, the annular pressing dies are driven by the double-end lead screws and the servo motor, the double-end lead screws are used for forming a plurality of threaded sections with equal lengths, the positions of patterns on the knurling roller and the distance between the patterns on the knurling roller can be adjusted according to the requirements for the width and the number of plate furniture to be knurled, operation is convenient, and machining efficiency is high.

Description

Technical field:

[0001] The utility model relates to a furniture plate processing device, in particular to a surface processing device for office furniture. Background technology:

[0002] Embossed furniture decorative panels, with their three-dimensional patterns, offer users a vivid sense of layering and aesthetic appeal. Currently, furniture panel embossing machines in the industry all work by using embossing rollers to extrude patterns onto the surface of the panel. Embossed rollers typically consist of an upper roller, with the upper roller engraved with various raised patterns, and a lower roller, which is plain. The upper and lower rollers are mounted on the embossing machine, resting against each other and rotating together. The raw material is fed between the rollers, where it is squeezed to create an embossed pattern on the panel's surface.

[0003] The graphic pattern layout of the embossing roller on the existing embossing machine is fixed. Embossing plates of different widths requires replacing embossing rollers with different graphic pattern layouts, which is time-consuming and labor-intensive. When embossing multiple plates of narrow width, the graphic patterns on the embossing rollers are adjacent and close to each other, making the embossing operation inconvenient and affecting processing efficiency. Utility model content:

[0004] The utility model provides a surface processing device for office furniture, which solves the problems of inconvenient operation and low processing efficiency in the prior art.

[0005] The technical solutions of the utility model are as follows: an office furniture surface processing device comprises a frame, a plurality of transmission rollers are mounted on the frame, a hot pressing roller is mounted just above the transmission roller, and the hot pressing roller is installed on the frame through a lifting mechanism, the hot pressing roller is a hollow roller, a plurality of slide grooves extending along the axial direction are opened on the roller surface of the hot pressing roller, a plurality of annular pressing dies that can slide along the axial direction are installed on the outer circumference of the hot pressing roller through the slide groove, a screw rod is connected to the inner side of the plurality of annular pressing dies, the screw rod is a double-headed screw rod with symmetrical threads at both ends, and a plurality of thread segments of equal length are formed at both ends of the screw rod, and the thread pitch of each thread segment increases exponentially from the center of the screw rod to the two ends, the two ends of the screw rod are rotatably mounted on the hot pressing roller, and one end is connected to a servo motor, an embossed pattern is formed on the outer circumference of the annular pressing die, and an axially extending electric heating tube is installed at the center of the hot pressing roller.

[0006] Preferably, both ends of the multiple transmission rollers are mounted on the frame via bearings, pulleys are coaxially fixed at both ends of the transmission rollers, and the multiple transmission rollers are connected via pulleys and belt transmissions, and both ends of the outermost transmission rollers are connected to a driving long shaft via belts and pulleys, and the driving long shaft is connected to a driving motor via gears.

[0007] Preferably, the lifting mechanism includes a support frame fixed directly above the transmission roller, a driving cylinder is fixedly mounted on the support frame, the telescopic shaft of the driving cylinder extends vertically downward, and a lifting plate that can slide up and down along the support frame is fixed on the extended end, and both ends of the hot pressing roller are mounted on the lifting plate through bearings.

[0008] Preferably, a slider matching a plurality of slide grooves is formed on the inner side of the annular die, the annular die is slidingly connected to the hot pressing roller through the slider and the slide groove, and the annular die is threadedly matched with each threaded section of the screw rod through the slider.

[0009] Preferably, a connecting rod is slidably connected to the inner side of the plurality of annular dies, the annular dies are slidably fitted on the connecting rod via a slider, and the connecting rod and the screw rod are evenly distributed on the inner circumference of the annular dies.

[0010] Preferably, the plurality of sliders extend toward the axial direction, and a guide inner ring coaxial with the annular die is fixedly connected to the extended end, the screw rod is threadedly connected to the guide inner ring, the connecting rod is slidingly connected to the guide inner ring, and the connecting rod and the screw rod are evenly distributed on the guide inner ring.

[0011] The beneficial effects of the utility model are as follows: a plurality of annular pressing dies that can slide in the axial direction are installed on the outer peripheral surface of the hot pressing roller through a slide groove, the annular pressing dies are used to emboss patterns on the surface of the office furniture board, the inner side of the annular pressing dies is threadedly connected to the screw rod, and the position of each annular pressing dies on the hot pressing roller can be adjusted by rotating the screw rod by a servo motor, and the screw rod is a double-headed screw rod with symmetrical threads at both ends, and multiple thread segments of equal length are provided at both ends of the screw rod, and the thread pitch of each thread segment increases exponentially from the center of the screw rod to the two ends, so that when the screw rod rotates, the stroke of the annular pressing die at the outer end of the screw rod is n times that of the inner end, thereby correspondingly expanding or shrinking the spacing between the annular pressing dies, simple structure, and convenient operation;

[0012] An axially extending electric heating tube is installed at the center of the hot pressing roller to heat the hot pressing roller so that the annular pressing die can better emboss the pattern on the surface of the office furniture board. Description of the drawings:

[0013] Figure 1 It is a structural diagram of the utility model;

[0014] Figure 2 This is a schematic structural diagram of the hot pressing roller 3 in the present invention;

[0015] Figure 3 It is a structural schematic diagram of the annular pressing die 5 in the present invention.

[0016] In the figure: 1. Frame; 2. Drive roller; 3. Hot pressing roller; 3-1. Slide; 4. Lifting mechanism; 4-1. Support frame; 4-2. Driving cylinder; 4-3. Lifting plate; 5. Ring die; 6. Screw; 7. Servo motor; 8. Driving shaft; 9. Driving motor; 10. Connecting rod; 11. Guide inner ring. Specific implementation method:

[0017] Combined with attachment Figure 1-3 The surface processing device of office furniture of the present invention is further described.

[0018] The utility model relates to a surface processing device for office furniture, comprising a frame 1, on which a plurality of transmission rollers 2 are mounted, a hot pressing roller 3 is mounted directly above one of the transmission rollers 2, the hot pressing roller 3 is mounted on the frame 1 through a lifting mechanism 4, the hot pressing roller 3 is a hollow roller, a plurality of axially extending slide grooves 3-1 are provided on the roller surface of the hot pressing roller 3, a plurality of axially slidable annular dies 5 are mounted on the outer circumference of the hot pressing roller 3 through the slide grooves 3-1, a plurality of axially slidable annular dies 5 are connected to the inner sides of the plurality of annular dies 5, the screw rod 6 is a double-headed screw rod with symmetrical threads at both ends, a plurality of thread segments of equal length are formed at both ends of the screw rod 6, the thread pitch of each thread segment increases exponentially from the center of the screw rod 6 to the two ends, the two ends of the screw rod 6 are rotatably mounted on the hot pressing roller 3, and one end is connected to a servo motor 7, an embossed pattern is formed on the outer circumference of the annular die 5, and an axially extending electric heating tube is installed at the center of the hot pressing roller 3.

[0019] Furthermore, both ends of multiple transmission rollers 2 are installed on the frame 1 through bearings, and pulleys are coaxially fixed at both ends of the transmission rollers 2. Multiple transmission rollers 2 are connected through pulleys and belt transmissions, and both ends of the outermost transmission rollers 2 are connected to the driving long shaft 8 through belts and pulleys, and the driving long shaft 8 is connected to the driving motor 9 through gears.

[0020] Furthermore, the lifting mechanism 4 includes a support frame 4-1 fixed directly above the transmission roller 2, and a driving cylinder 4-2 is fixedly installed on the support frame 4-1. The telescopic shaft of the driving cylinder 4-2 extends vertically downward, and a lifting plate 4-3 that can slide up and down along the support frame 4-1 is fixed on the extended end. Both ends of the hot pressing roller 3 are installed on the lifting plate 4-3 through bearings.

[0021] Furthermore, a slider matching multiple slide grooves 3-1 is formed on the inner side of the annular die 5. The annular die 5 is slidingly connected to the hot pressing roller 3 through the slider and the slide groove 3-1. The annular die 5 is threadedly matched with each threaded section of the screw rod 6 through the slider.

[0022] Furthermore, a connecting rod 10 is slidably connected to the inner side of the plurality of annular dies 5 . The annular dies 5 are slidably fitted on the connecting rod 10 via a slider. The connecting rod 10 and the screw rod 6 are evenly distributed on the inner circumference of the annular dies 5 .

[0023] Furthermore, multiple sliders extend toward the axial direction, and a guide inner ring 11 coaxial with the annular die 5 is fixedly connected to the extended end, the screw rod 6 is threadedly connected to the guide inner ring 11, the connecting rod 10 is slidingly connected to the guide inner ring 11, and the connecting rod 10 and the screw rod 6 are evenly distributed on the guide inner ring 11.

[0024] The working principle of the present utility model is as follows: a plurality of annular dies 5 that can slide in the axial direction are installed on the outer peripheral surface of the hot pressing roller through the slide groove 3-1, and the annular dies 5 are used to emboss patterns on the surface of office furniture panels. The inner side of the annular dies 5 is threadedly connected to the screw rod 6. The position of each annular dies 5 on the hot pressing roller 3 can be adjusted by rotating the screw rod 8 by the servo motor 7, and the screw rod 8 is a double-headed screw rod with symmetrical threads at both ends. Multiple thread segments with equal lengths are provided at both ends of the screw rod 8. The thread spacing of each thread segment increases exponentially from the center of the screw rod 8 to the two ends. When the screw rod 8 rotates, the stroke of the annular die 5 at the outer end of the screw rod 8 is n times that of the inner end, thereby expanding or shrinking the spacing between the annular dies 5 accordingly.

[0025] The above description is only a preferred embodiment of the present utility model. All other embodiments obtained by ordinary technicians in this field without making creative work should fall within the scope of protection of the present utility model.

Claims

1. An office furniture surface processing device, comprising a frame, on which a plurality of transmission rollers are mounted, characterized in that: A hot pressing roller is mounted directly above the transmission roller, and the hot pressing roller is installed on the frame through a lifting mechanism. The hot pressing roller is a hollow roller, and a plurality of axially extending slide grooves are provided on the roller surface of the hot pressing roller. A plurality of axially slidable annular dies are installed on the outer peripheral surface of the hot pressing roller through the slide grooves, and a plurality of annular dies are connected to the inner sides of the annular dies. The screw rod is a double-headed screw rod with symmetrical threads at both ends, and both ends of the screw rod are formed with multiple thread segments of equal length, and the thread pitch of each thread segment increases exponentially from the center of the screw rod to the two ends. The two ends of the screw rod are rotatably installed on the hot pressing roller, and one end is connected to a servo motor. An embossed pattern is formed on the outer peripheral surface of the annular die, and an axially extending electric heating tube is installed at the center of the hot pressing roller.

2. The office furniture surface processing device according to claim 1, characterized in that: Both ends of the multiple transmission rollers are installed on the frame through bearings, and pulleys are coaxially fixed at both ends of the transmission rollers. The multiple transmission rollers are connected through pulleys and belt transmission. Both ends of the outermost transmission rollers are connected to the driving long shaft through belts and pulleys, and the driving long shaft is connected to the driving motor through gears.

3. The office furniture surface processing device according to claim 1, characterized in that: The lifting mechanism includes a support frame fixed directly above the transmission roller, a driving cylinder is fixedly installed on the support frame, the telescopic shaft of the driving cylinder extends vertically downward, and a lifting plate that can slide up and down along the support frame is fixed on the extended end, and both ends of the hot pressing roller are mounted on the lifting plate through bearings.

4. The office furniture surface processing device according to claim 1, characterized in that: A slider matched with a plurality of slide grooves is formed on the inner side of the annular die. The annular die is slidably connected to the hot pressing roller through the slider and the slide groove. The annular die is threadedly matched with each threaded section of the screw rod through the slider.

5. The office furniture surface processing device according to claim 4, characterized in that: The inner sides of the plurality of annular pressing dies are slidably connected with connecting rods, the annular pressing dies are slidably fitted on the connecting rods through sliders, and the connecting rods and screw rods are evenly distributed on the inner circumference of the annular pressing dies.

6. The office furniture surface processing device according to claim 5, characterized in that: The plurality of sliders extend toward the axial direction, and a guide inner ring coaxial with the annular die is fixedly connected to the extension end, the screw is threadedly connected to the guide inner ring, the connecting rod is slidingly connected to the guide inner ring, and the connecting rod and the screw are evenly distributed on the guide inner ring.

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