CN110816131A - Multifunctional engraving machine - Google Patents

Abstract

The invention relates to the technical field of engraving machines, in particular to a multi-function engraving machine, comprising a control mechanism and a fixed base, on which a cylindrical clamping frame and a work table are mounted, and the control mechanism includes a carving knife fixing frame, a carving knife, a blowing chip Unit, main traveling frame and carving knife traveling frame. The carving knife is connected with the carving knife fixing frame through the connecting plate. The chip blowing unit includes the fan and the air outlet pipe. Blocks, motors, cylindrical support brackets and hydraulic cylinders; 2 motors drive 2 cylindrical clamping blocks to rotate synchronously with the cylindrical wood to be processed, the main travel frame drives the carving knife to move forward and backward in the left and right directions, and the carving knife travel frame drives the carving knife Walk up and down, back and forth for engraving work; when the engraving knife is working, start the fan, and the fan blows away the debris cut by the engraving knife through the air outlet pipe, clears the debris obstruction on the engraving path, reduces the engraving resistance, and accelerates the heat at the engraving place. Disperse to slow down the wear of the cutter.

Description

Multifunctional engraving machine

technical field

The invention relates to the technical field of engraving machines, in particular to a multifunctional engraving machine.

Background technique

The engraving machine is a commonly used engraving equipment for CNC machine tools. It is usually used to process the patterns on home improvement boards and decorative utensils, effectively improving the pattern processing efficiency of home improvement boards and decorative utensils. Cylindrical wood needs to be fixed with a fixing device during the processing process. The traditional fixing device fixes the cylindrical wood by piling. This fixing method is easy to damage the wood and affect the processing quality of the wood; at the same time, the carving knife is in the carving work. When the cutting tool is broken, the generated debris cannot be dropped in time, and the accumulated debris blocks the travel route of the engraving knife, increasing the engraving resistance and affecting the engraving accuracy, and the heat generated by the engraving knife and the engraving part further affects the engraving accuracy.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, the present invention provides a multifunctional engraving machine. The engraving knife and the engraving knife fixing frame are connected reliably, and it is convenient to replace different engraving knives. The heat is dissipated and the wear of the cutter is slowed down.

To achieve the above purpose, the present invention is achieved through the following technical solutions:

A multifunctional engraving machine, comprising a control mechanism for engraving according to a set program and a fixed base, a cylindrical clamping frame and a work surface are installed on the fixed base, and the control mechanism includes a carving knife fixing frame, a carving knife, a blower and a blower. A chip unit, a main travel frame that travels along the left and right directions of the work surface, and a carving knife travel frame that drives the carving knife to travel up and down, back and forth, and the carving knife fixing frame is fixedly connected to the bottom end of the carving knife travel frame, The carving knife is connected with the carving knife fixing frame through a connecting plate, the chip blowing unit includes a fan and an air outlet pipe, the fan is fixedly installed on the carving knife fixing frame, and the air outlet pipe passes through a through passage. is connected with the carving knife fixing frame; the cylindrical clamping frame includes a positioning frame, a limit frame, 2 cylindrical clamping blocks, 2 motors for driving the rotation of the cylindrical clamping blocks, a cylindrical support bracket and a hydraulic oil cylinder, The bottom end of the positioning frame is fixedly connected with the work table, the bottom end of the limit frame is slidably connected with the work table, and the bottom end of the cylindrical support bracket is fixedly connected with the top end of the hydraulic cylinder, so The working table is provided with a penetration groove matched with the hydraulic cylinder.

Further, the connecting plate includes a No. 1 connecting plate, a No. 2 connecting plate and four symmetrically distributed positioning bolts, the No. 1 connecting plate is fixedly connected with the carving knife holder, and the No. 1 connecting plate is provided with The accommodating cavity matched with the No. 2 connecting plate, the No. 2 connecting plate is fixedly connected with the carving knife, and the positioning bolts are respectively threadedly connected with the No. 1 connecting plate and the No. 2 connecting plate.

Further, the No. 1 connecting plate is provided with a protection ring and a protection cavity, the protection ring is slidably connected with the protection cavity, the number of the protection ring is equal to the number of the positioning bolts, and the length of the protection ring is less than the length of the positioning bolt, the guard ring is provided with an opening, the positioning bolt includes a bolt head, the vertical sections of the opening and the bolt head are both circular in shape, and the inner diameter of the vertical section of the opening is smaller than the outer diameter of the vertical section of the plug head.

Further, the No. 1 connecting plate is provided with a guide block, the No. 2 connecting plate is provided with a guide groove, the number of the guide block and the guide groove is 2, and the width of the guide block is smaller than that of the guide block. The width of the slot.

Further, the No. 1 connecting plate is provided with an upper filling groove, a filling block and a return spring, the filling block is slidably connected with the upper filling groove, and the top end of the return spring is fixedly connected with the upper filling groove, so The bottom end of the return spring is fixedly connected with the filling block, and the No. 2 connecting plate is provided with a lower filling groove matched with the filling block.

Further, the limit frame is provided with an anti-slip rod and an anti-slip cap, the anti-slip cap is threadedly connected with the anti-slip rod, the anti-slip rod is provided with an upper limit piece, and the anti-slip cap is provided with an operation handle.

Further, the cylindrical clamping block is provided with an auxiliary support frame, a tightening block and a tightening nut, the auxiliary support frame is provided with a through groove, and the tightening block penetrates through the through groove and is threadedly connected to the tightening nut. , the fastening block is provided with a cylindrical lock block, and the outer diameter of the vertical section of the cylindrical lock block is larger than the width of the through groove.

Owing to adopting the above-mentioned technical scheme, the beneficial effects of the present invention are as follows:

1) Place the cylindrical wood horizontally on the cylindrical support bracket, adjust the height of the cylindrical support bracket through the hydraulic cylinder, so that the horizontal central axis of the cylindrical wood coincides with the horizontal central axis of the cylindrical clamping block, and the sliding limit frame, 2 cylinders The clamping blocks are in conflict with the left and right ends of the cylindrical wood respectively, and the operation can be performed by a single person. The cylindrical wood to be processed is fixed between the 2 cylindrical clamping blocks, and the 2 cylindrical clamping blocks are driven by 2 motors to synchronize with the cylindrical wood. Rotation, the main traveling frame drives the engraving knife to move forward and backward along the left and right directions. On the basis of this walking, the engraving knife traveling frame drives the engraving knife to move up and down, back and forth to carry out the engraving work; when the engraving knife works, start the fan, and the fan blows away through the air outlet pipe. The cutting knife engraves the cutting chips, clears the debris obstruction on the engraving path, reduces the engraving resistance, accelerates the heat dissipation at the engraving place, and slows down the wear of the engraving knife;

2) The guide groove passes through the guide block, the No. 2 connecting plate enters the accommodating cavity of the No. 1 connecting plate, the No. 2 connecting plate rises to the top of the accommodating cavity, and rotates the No. 2 connecting plate clockwise to make the guide block and the guide groove. At this time, the No. 1 connecting plate is aligned with the threaded holes of the No. 2 connecting plate, screw the positioning bolt, and the positioning bolt is threaded with the No. 1 connecting plate and the No. 2 connecting plate, so as to connect the carving knife and the carving knife. The fixed frame is easy to replace different carving knives. The protective ring not only reduces the impact of the debris generated by carving on the connection between the positioning bolt and the No. 1 connecting plate, but also keeps the positioning bolt connected to the No. 1 connecting plate. The knife caused the loss of the positioning bolt;

3) The horizontal central axis of the cylindrical wood coincides with the horizontal central axis of the cylindrical locking block, slide the limiter, and the two cylindrical locking blocks are in conflict with the left and right ends of the cylindrical wood respectively. Move the fastening block in the direction of the wood until the fastening block conflicts with the cylindrical wood, screw the fastening nut, and the fastening block assists the cylindrical clamping block to clamp the cylindrical wood to prevent the cylindrical wood from slipping off during the engraving process;

4) The No. 2 connecting plate enters the cavity, the filling block enters the lower filling groove, the No. 2 connecting plate continues to rise, the filling block squeezes the return spring to move upward, and the return spring and the filling block exert downward force on the No. 2 connecting plate, Thereby, the No. 1 connecting plate and the No. 2 connecting plate are further tightly connected.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the enlarged structural representation of A;

Fig. 3 is the enlarged structural representation of B;

Fig. 4 is the connection schematic diagram of guide block and guide groove;

Fig. 5 is the structural representation of the anti-slip rod and the anti-slip cap;

The following are the structural designations of the present invention:

1-Cylinder clamping frame, 11-Positioning frame, 12-Limiting frame, 121-Slip-stop rod, 1211- Upper limit piece, 122-Slip-proof cap, 1221-Operating handle, 13-Cylinder clamping block, 131- Auxiliary support frame, 132-fastening block, 1321-cylindrical locking block, 133-fastening nut, 14-motor, 15-cylindrical support bracket, 16-hydraulic cylinder; 2-working table, 21-penetrating groove; 3- Knife holder, 31-No.1 connecting plate, 311-protection ring, 3111-opening, 312-protection cavity, 313-guide block, 314-upper filling groove, 315-filling block, 316-return spring, 32-positioning Bolt, 321-bolt head, 33-accommodating cavity; 4-carving knife, 41-connecting plate No. 2, 411-guide groove, 412-lower filling groove, 5-main travel frame, 6-carving knife travel frame, 7- Fan, 8-outlet duct, 9-cylindrical wood.

Detailed ways

In order to make the purposes, 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 embodiments of the present invention. Obviously, the described embodiments are part of the present invention. examples, but not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in Figure 1-5, a multi-function engraving machine includes a control mechanism and a fixed base for engraving according to a set program. A cylindrical clamping frame 1 and a work table 2 are installed on the fixed base. The control mechanism includes a knife fixing Frame 3, carving knife 4, chip blowing unit, main traveling frame 5 that walks along the left and right directions of the work surface 2, and carving knife traveling frame 6 that drives the carving knife 4 to travel up and down, back and forth, the carving knife fixing frame 3 and the carving knife traveling frame 6 The bottom end is fixedly connected, the carving knife 4 is connected with the carving knife fixing frame 3 through the connecting plate, the chip blowing unit includes a fan 7 and an air outlet 8, the fan 7 is fixedly installed on the carving knife fixing frame 3, and the air outlet 8 passes through the The channel is connected with the carving knife fixing frame 3; the cylindrical clamping frame 1 includes a positioning frame 11, a limit frame 12, two cylindrical clamping blocks 13, two motors 14 for driving the cylindrical clamping block 13 to rotate, a cylindrical support bracket 15 and Hydraulic cylinder 16, the bottom end of the positioning frame 11 is fixedly connected with the work table 2, the bottom end of the limit frame 12 is slidably connected with the work table 2, the bottom end of the cylindrical support bracket 15 is fixedly connected with the top of the hydraulic cylinder 16, the work table 2 There is a penetration groove 21 matched with the hydraulic cylinder 16 . Place the cylindrical wood 9 horizontally on the cylindrical support bracket 15, and adjust the height of the cylindrical support bracket 15 through the hydraulic oil cylinder 16, so that the horizontal axis of the cylindrical wood 9 is coincident with the horizontal axis of the cylindrical clamping block 13, and the limit frame is slid. 12. The two cylindrical locking blocks 13 are in conflict with the left and right ends of the cylindrical wood 9 respectively, and the cylindrical wood 9 to be processed is fixed between the two cylindrical locking blocks 13, and the two motors 14 drive the two cylindrical locking blocks. 13 rotates synchronously with the cylindrical wood 9; the main traveling frame 5 drives the carving knife 4 to advance and retreat along the left and right directions, and on the basis of this walking, the carving knife traveling frame 6 drives the carving knife 11 to walk up and down, back and forth to carry out the carving work; the carving knife 4 works , Start the fan 7, the fan 7 blows away the debris cut by the engraving knife 4 through the air outlet 8, clears the debris obstruction on the engraving path, reduces the engraving resistance, and accelerates the heat dissipation at the engraving place.

Wherein, the connecting plate includes No. 1 connecting plate 31, No. 2 connecting plate 41 and four symmetrically distributed positioning bolts 32, No. 1 connecting plate 31 is fixedly connected with the carving knife fixing frame 3, and No. In the accommodating cavity 33 in which the connecting plate 41 is matched, the second connecting plate 41 is fixedly connected with the engraving knife 4 , and the positioning bolts 32 are respectively screwed with the first connecting plate 31 and the second connecting plate 41 . The No. 2 connecting plate 41 enters the accommodating cavity 33 of the No. 1 connecting plate 31 , and the positioning bolts 32 are threadedly connected with the No. 1 connecting plate 31 and the No. 2 connecting plate 41 , thereby connecting the carving knife 4 and the carving knife fixing frame 3 .

The No. 1 connecting plate 31 is provided with a protective ring 311 and a protective cavity 312, the protective ring 311 is slidably connected with the protective cavity 312, the number of the protective ring 311 is equal to the number of the positioning bolts 32, and the length of the protective ring 311 is smaller than the length of the positioning bolt 32. length, the guard ring 311 is provided with an opening 3111, the positioning bolt 32 includes a head 321, the vertical cross-sections of the opening 3111 and the head 321 are circular, and the inner diameter of the vertical cross-section of the opening 3111 is smaller than the outer diameter of the vertical cross-section of the head 321 path. The guard ring 311 not only reduces the impact of the debris generated by the engraving on the connection between the positioning bolt 32 and the No. 1 connecting plate 31, but also keeps the positioning bolt 32 connected to the No. 1 connecting plate 31 at all times, so as to avoid positioning caused by multiple replacement of the carving knife 4. Loss of bolt 32.

The No. 1 connecting plate 31 is provided with a guide block 313 , and the No. 2 connecting plate 41 is provided with a guide groove 411 . The guide groove 411 passes through the guide block 313, the No. 2 connecting plate 41 is in contact with the top end of the accommodating cavity 33, and the No. 2 connecting plate 41 is rotated clockwise to make the guide block 313 conflict with one side of the guide groove 411. At this time, the No. 1 connection The disk 31 is aligned with the threaded hole of the second connecting disk 41, and the positioning bolt 32 is screwed.

The No. 1 connecting plate 31 is provided with an upper filling groove 314, a filling block 315 and a return spring 316. The filling block 315 is slidably connected to the upper filling groove 314, and the top of the return spring 316 is fixedly connected to the upper filling groove 314. The bottom end is fixedly connected with the filling block 315 , and the second connecting plate 41 is provided with a lower filling groove 412 matched with the filling block 315 . The No. 2 connecting plate 41 enters the cavity 33, the filling block 315 enters the lower filling groove 412, the No. 2 connecting plate 41 continues to rise, the filling block 315 squeezes the return spring 316 and moves upward, and the return spring 316 and the filling block 315 to the No. 2 connecting plate 41 exerts a downward force, thereby further connecting the No. 1 connecting plate 31 and the No. 2 connecting plate 41 tightly.

The limit frame 12 is provided with an anti-slip rod 121 and an anti-slip cap 122, the anti-slip cap 122 is threadedly connected with the anti-slip rod 121, the anti-slip rod 121 is provided with an upper limit piece 1211, and the anti-slip cap 122 is provided with an operating handle 1221 . Sliding the limit frame 12 to the cylindrical block 13 connected to the limit frame 12 is in conflict with the cylindrical wood 9, and the anti-slip cap 122 is screwed to fix the limit frame 12. The operating handle 1221 is convenient for screwing the anti-slip cap 122, and the upper limit The piece 1211 keeps the anti-slip cap 122 connected to the anti-slip rod 121 all the time.

The cylindrical clamping block 13 is provided with an auxiliary support frame 131, a tightening block 132 and a tightening nut 133. The auxiliary support frame 131 is provided with a through slot, and the tightening block 132 penetrates through the through slot and is threadedly connected with the tightening nut 133. The block 132 is provided with a cylindrical locking block 1321, and the outer diameter of the vertical section of the cylindrical locking block 1321 is larger than the width of the through groove. The horizontal central axis of the cylindrical wood 9 is coincident with the horizontal central axis of the cylindrical locking block 13, and the sliding limit frame 12 and the two cylindrical locking blocks 13 are in conflict with the left and right ends of the cylindrical wood 9 respectively, and the anti-slip cap 122 is screwed. , move the fastening block 132 in the direction close to the cylindrical wood 9 until the fastening block 132 is in conflict with the cylindrical wood 9 , and then screw the fastening nut 133 .

The following are 2 specific embodiments of the present invention:

Example 1

A multifunctional engraving machine, comprising a control mechanism and a fixed base for engraving according to a set program, a cylindrical clamping frame 1 and a work surface 2 are installed on the fixed base, and the control mechanism includes a carving knife fixing frame 3, a carving knife 4, a blower The chip unit, the main traveling frame 5 that travels along the left and right directions of the work surface 2, and the carving knife traveling frame 6 that drives the carving knife 4 to travel up and down, back and forth, the carving knife fixing frame 3 is fixedly connected with the bottom end of the carving knife traveling frame 6, and the carving knife 4 is connected with the carving knife fixing frame 3 through the connecting plate, the connecting plate includes No. 1 connecting plate 31, No. 2 connecting plate 41 and 4 symmetrically distributed positioning bolts 32, and the No. 1 connecting plate 31 is fixedly connected with the carving knife fixing frame 3, The No. 1 connecting plate 31 is provided with an accommodating cavity 33 which is matched with the No. 2 connecting plate 41. The No. 2 connecting plate 41 is fixedly connected with the carving knife 4, and the positioning bolts 32 are respectively connected with the No. 1 connecting plate 31 and the No. 2 connecting plate 41. , the chip blowing unit includes a fan 7 and an air outlet 8, the fan 7 is fixedly installed on the cutter holder 3, and the air outlet 8 is connected with the cutter holder 3 through a through channel; the cylindrical clamping frame 1 includes a positioning frame 11, Limiting frame 12, 2 cylindrical clamping blocks 13, 2 motors 14 that drive the cylindrical clamping block 13 to rotate, cylindrical support bracket 15 and hydraulic cylinder 16, the bottom end of the positioning frame 11 is fixedly connected with the work table 2, and the limit The bottom end of the frame 12 is slidably connected to the work surface 2 , the limit frame 12 is provided with a slip-stop rod 121 and a slip-stop cap 122 , the slip-stop cap 122 is threadedly connected with the slip-stop rod 121 , and the slip-stop rod 121 is provided with an upper limit piece 1211 , the anti-slip cap 122 is provided with an operating handle 1221 , the bottom end of the cylindrical support bracket 15 is fixedly connected with the top end of the hydraulic cylinder 16 , and the work table 2 is provided with a penetration groove 21 that matches the hydraulic cylinder 16 .

The No. 2 connecting plate 41 enters the accommodating cavity 33 of the No. 1 connecting plate 31, and the positioning bolts 32 are threadedly connected with the No. 1 connecting plate 31 and the No. 2 connecting plate 41, thereby connecting the carving knife 4 and the carving knife fixing frame 3, and the cylindrical wood 9 is horizontally placed on the cylindrical support bracket 15, and the height of the cylindrical support bracket 15 is adjusted through the hydraulic cylinder 16, so that the horizontal central axis of the cylindrical wood 9 is coincident with the horizontal central axis of the cylindrical clamping block 13, and the sliding limit frames 12, 2 The two cylindrical locking blocks 13 are in contact with the left and right ends of the cylindrical wood 9 respectively, and the anti-slip cap 122 is screwed to fix the cylindrical wood 9 to be processed between the two cylindrical locking blocks 13, and is moved downward by the hydraulic cylinder 16. The cylindrical support bracket 15 is separated from the cylindrical wood 9, and the two motors 14 drive the two cylindrical clamping blocks 13 and the cylindrical wood 9 to rotate synchronously; the main walking frame 5 drives the carving knife 4 to move forward and backward along the left and right directions, and walk on the basis of this On, the engraving knife traveling frame 6 drives the engraving knife 11 to travel up and down, back and forth to carry out the engraving work; the engraving knife 4 works, and the fan 7 is started, and the fan 7 blows away the debris cut by the engraving knife 4 through the air outlet 8, and cleans the engraving. Debris on the path obstructs, reducing engraving resistance and accelerating heat dissipation from engraving.

Example 2

A multifunctional engraving machine, comprising a control mechanism and a fixed base for engraving according to a set program, a cylindrical clamping frame 1 and a work surface 2 are installed on the fixed base, and the control mechanism includes a carving knife fixing frame 3, a carving knife 4, a blower The chip unit, the main traveling frame 5 that travels along the left and right directions of the work surface 2, and the carving knife traveling frame 6 that drives the carving knife 4 to travel up and down, back and forth, the carving knife fixing frame 3 is fixedly connected with the bottom end of the carving knife traveling frame 6, and the carving knife 4 is connected with the carving knife fixing frame 3 through the connecting plate, the connecting plate includes No. 1 connecting plate 31, No. 2 connecting plate 41 and 4 symmetrically distributed positioning bolts 32, and the No. 1 connecting plate 31 is fixedly connected with the carving knife fixing frame 3, The No. 1 connecting plate 31 is provided with an accommodating cavity 33 which is matched with the No. 2 connecting plate 41. The No. 2 connecting plate 41 is fixedly connected with the carving knife 4, and the positioning bolts 32 are respectively connected with the No. 1 connecting plate 31 and the No. 2 connecting plate 41. , the No. 1 connecting plate 31 is provided with a protective ring 311 and a protective cavity 312, the protective ring 311 is slidably connected with the protective cavity 312, the number of the protective ring 311 is equal to the number of the positioning bolts 32, and the length of the protective ring 311 is smaller than the length of the positioning bolt 32 , the guard ring 311 is provided with an opening 3111, the positioning bolt 32 includes a head 321, the vertical cross-sections of the opening 3111 and the head 321 are circular, and the inner diameter of the vertical cross-section of the opening 3111 is smaller than the outer diameter of the vertical cross-section of the head 321 , the chip blowing unit includes a fan 7 and an air outlet 8, the fan 7 is fixedly installed on the cutter holder 3, and the air outlet 8 is connected with the cutter holder 3 through a through channel; the cylindrical clamping frame 1 includes a positioning frame 11, Limiting frame 12, 2 cylindrical clamping blocks 13, 2 motors 14 that drive the cylindrical clamping block 13 to rotate, cylindrical support bracket 15 and hydraulic cylinder 16, the bottom end of the positioning frame 11 is fixedly connected with the work table 2, and the limit The bottom end of the frame 12 is slidably connected to the work surface 2 , the limit frame 12 is provided with a slip-stop rod 121 and a slip-stop cap 122 , the slip-stop cap 122 is threadedly connected with the slip-stop rod 121 , and the slip-stop rod 121 is provided with an upper limit piece 1211 , the anti-slip cap 122 is provided with an operating handle 1221 , the bottom end of the cylindrical support bracket 15 is fixedly connected with the top end of the hydraulic cylinder 16 , and the work table 2 is provided with a penetration groove 21 that matches the hydraulic cylinder 16 .

The guard ring 311 not only reduces the impact of the debris generated by the engraving on the connection between the positioning bolt 32 and the No. 1 connecting plate 31, but also keeps the positioning bolt 32 connected to the No. 1 connecting plate 31 at all times, so as to avoid positioning caused by multiple replacement of the carving knife 4. Loss of bolt 32.

The above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The recorded technical solutions are modified, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (7)

1. A multifunctional engraving machine, which comprises a control mechanism and a fixed base, wherein the control mechanism is used for engraving according to a set program, a cylindrical clamping frame (1) and a working table surface (2) are arranged on the fixed base, it is characterized in that the control mechanism comprises a nicking tool fixing frame (3), a nicking tool (4), a scrap blowing unit, a main walking frame (5) walking along the left and right directions of the working table surface (2) and a nicking tool walking frame (6) driving the nicking tool (4) to walk up and down and back and forth, the graver fixing frame (3) is fixedly connected with the bottom end of the graver walking frame (6), the graver (4) is connected with the graver fixing frame (3) through a connecting disc, the scrap blowing unit comprises a fan (7) and an air outlet pipe (8), the fan (7) is fixedly arranged on the graver fixing frame (3), the air outlet pipe (8) is connected with the graver fixing frame (3) through a through channel;

the cylinder clamping frame (1) comprises a positioning frame (11), a limiting frame (12), 2 cylinder clamping blocks (13) and 2 driving motors (14) and cylinder supporting brackets (15) and hydraulic cylinders (16) which are used for rotating the cylinder clamping blocks (13), the bottom end of the positioning frame (11) is fixedly connected with the workbench surface (2), the bottom end of the limiting frame (12) is connected with the workbench surface (2) in a sliding mode, the bottom end of the cylinder supporting brackets (15) is fixedly connected with the top end of the hydraulic cylinders (16), and the workbench surface (2) is provided with penetrating grooves (21) matched with the hydraulic cylinders (16).

2. The multifunctional engraving machine according to claim 1, wherein the connecting disc comprises a first connecting disc (31), a second connecting disc (41) and 4 symmetrically distributed positioning bolts (32), the first connecting disc (31) is fixedly connected with the engraving knife fixing frame (3), the first connecting disc (31) is provided with an accommodating cavity (33) matched with the second connecting disc (41), the second connecting disc (41) is fixedly connected with the engraving knife (4), and the positioning bolts (32) are respectively in threaded connection with the first connecting disc (31) and the second connecting disc (41).

3. The multifunctional engraving machine according to claim 2, wherein the first connecting disc (31) is provided with a protective ring (311) and a protective cavity (312), the protective ring (311) is slidably connected with the protective cavity (312), the number of the protective rings (311) is equal to the number of the positioning bolts (32), the length of the protective ring (311) is smaller than that of the positioning bolts (32), the protective ring (311) is provided with an opening (3111), the positioning bolts (32) comprise bolt heads (321), the vertical cross sections of the opening (3111) and the bolt heads (321) are circular, and the inner diameter of the vertical cross section of the opening (3111) is smaller than the outer diameter of the vertical cross section of the bolt heads (321).

4. The multifunctional engraving machine according to claim 2, characterized in that the connection disc number one (31) is provided with a guide block (313), the connection disc number two (41) is provided with a guide slot (411), the number of the guide block (313) and the guide slot (411) is 2, and the width of the guide block (313) is smaller than the width of the guide slot (411).

5. The multifunctional engraving machine according to claim 2, wherein the first connecting disc (31) is provided with an upper filling groove (314), a filling block (315) and a return spring (316), the filling block (315) is slidably connected with the upper filling groove (314), the top end of the return spring (316) is fixedly connected with the upper filling groove (314), the bottom end of the return spring (316) is fixedly connected with the filling block (315), and the second connecting disc (41) is provided with a lower filling groove (412) matched with the filling block (315).

6. The multifunctional engraving machine according to claim 1, wherein the limiting frame (12) is provided with a non-slip rod (121) and a non-slip cap (122), the non-slip cap (122) is in threaded connection with the non-slip rod (121), the non-slip rod (121) is provided with an upper limiting sheet (1211), and the non-slip cap (122) is provided with an operating handle (1221).

7. The multifunctional engraving machine according to claim 1, wherein the cylindrical block (13) is provided with an auxiliary support frame (131), a fastening block (132) and a fastening nut (133), the auxiliary support frame (131) is provided with a through slot, the fastening block (132) is in threaded connection with the fastening nut (133) through the through slot, the fastening block (132) is provided with a cylindrical locking block (1321), and the outer diameter of the vertical section of the cylindrical locking block (1321) is larger than the width of the through slot.

Images