CN213829176U

CN213829176U - High-precision sponge cutting machine

Info

Publication number: CN213829176U
Application number: CN202022907583.XU
Authority: CN
Inventors: 莫永; 萧树勋
Original assignee: Dongguan Hengsheng Machinery Manufacture Co ltd
Current assignee: Dongguan Hengsheng Machinery Manufacture Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-07-30
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a high-precision sponge cutting machine, which relates to the field of sponge cutting machine manufacturing and comprises a knife rest component, a knife rest lifting transmission component and a mesh belt conveying platform; the knife rest component comprises a knife rest body, a driving knife flywheel component, a driven knife flywheel component and a knife belt, wherein one end of the knife rest body is arranged on the driving knife flywheel component, the other end of the knife rest body is arranged on the driven knife flywheel component, the driving knife flywheel component and the driven knife flywheel component are both connected with the knife rest body, and the driving knife flywheel component and the driven knife flywheel component are arranged on the knife belt. The utility model has stable and reliable operation, high cutting precision, no radial run-out and no front and back movement of the cutter belt, and effectively reduces the vibration by adopting an external suction fan; the air suction box can suck air in different areas, and the air suction effect is ideal. The utility model discloses a direct drive break bar mode more reasonable, transmission efficiency is high, and transmission stability is good, and transmission formula in the middle of than former changes the transmission that reduces vibrations. The front bearing and the rear bearing are matched for use, so that the bearing capacity is improved. The fine adjustment of the cutter belt is realized more conveniently and quickly.

Description

High-precision sponge cutting machine

Technical Field

The utility model belongs to the technical field of sponge cutting machine manufacturing and specifically relates to a be applied to and carry out continuous sliced high accuracy sponge cutting machine among the sponge annular cutting machine, or be used for the reciprocating type sponge cutting machine of level.

Background

The current sponge carries out horizontal slicing work to the sponge, mainly goes on through sponge cutting machine, and current sponge cutting machine all adopts the sword area to enclose an initiative break bar and a passive break bar, perhaps an annular cutting tool is constituteed to four break bars, carries out rotary motion under the frictional force effect that produces with the break bar contact to form a rotary cutter that can carry out the cutting. At present, the power source for driving the cutter belt to rotate consists of a motor and an intermediate transmission mechanism, and the intermediate transmission is usually realized by triangular belt wheel transmission or synchronous belt wheel transmission. When the cutter belt in a tensioned state rotates at a high speed for cutting, the driving cutter wheel and the driven cutter wheel have certain micro-offset due to play of the bearing under the tensioning action of the cutter belt. In order to obtain stable and linear rotation movement of the cutter belt, the existing cutter wheel bearing seat needs to be subjected to fine adjustment, but the fine adjustment work is often not easy to realize and needs to be repeatedly adjusted.

And the bearing in the driving cutter wheel and the driven cutter wheel bearing block of the existing sponge cutting machine has high failure rate, the bearing block is not easy to be finely adjusted, the rotary cutter belt is easy to move back and forth, and the cutter wheel is easy to jump. The surface of the cut piece cotton is easy to have knife lines, the thickness of the piece cotton is not uniform, and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy sponge cutting machine has the operation reliable and stable, the transmission efficiency is high, cutting accuracy is high, the sword area operation is stable, the more convenient beneficial effect in fine setting sword area to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-precision sponge cutting machine comprises a tool rest assembly, a tool rest lifting transmission assembly and a mesh belt conveying platform, wherein the tool rest assembly is connected with the tool rest lifting transmission assembly; the knife rest component comprises a knife rest body, a driving knife flywheel component, a driven knife flywheel component and a knife belt, wherein one end of the knife rest body is arranged on the driving knife flywheel component, the other end of the knife rest body is arranged on the driven knife flywheel component, the driving knife flywheel component and the driven knife flywheel component are both connected with the knife rest body, and the driving knife flywheel component and the driven knife flywheel component are arranged on the knife belt.

As a further aspect of the present invention: the tool rest lifting transmission assembly comprises a lifting base, a ball screw, a lifting sliding seat and a first servo motor, the lifting sliding seat is connected with the lifting base in a sliding mode, the ball screw is arranged in the lifting base and connected with the lifting sliding seat, the first servo motor is arranged at the bottom of the lifting base and connected with the ball screw, and a tool rest body is arranged on the lifting sliding seat.

As a further aspect of the present invention: guipure conveying platform includes the landing leg, the platform that induced drafts, the guipure, carry the boundary beam, the driving roll, driven cylinder, guipure drive motor and drive chain, induced draft platform below is located to the landing leg, and be connected with the platform that induced drafts, induced draft platform surface is located to the guipure, and be connected with driving roll and driven cylinder respectively, carry the boundary beam to be two, two carry the boundary beam to locate respectively the left side and the right side of the platform that induced draft, and be connected with the platform that induced drafts, driving roll and driven cylinder tip all locate on carrying the boundary beam, guipure drive motor locates the platform below that induced drafts, be equipped with drive chain on the guipure drive motor, drive chain one end is connected with guipure motor output, the other end is connected with driving roll.

As a further aspect of the present invention: the driving cutter wheel assembly comprises a driving cutter wheel, a driving cutter wheel shaft, a driving cutter wheel front bearing seat cushion plate, a first linear guide rail, a driving cutter wheel rear bearing seat, a first motor adjusting plate, a first motor lifting plate and a speed reducing motor, wherein the driving cutter wheel shaft is connected with the driving cutter wheel, the driving cutter wheel front bearing seat is fixedly arranged on the driving cutter wheel front bearing seat cushion plate, the driving cutter wheel front bearing seat cushion plate is fixedly arranged on the front end of the cutter frame body, the first linear guide rail is fixedly arranged on the rear end of the cutter frame body, the first motor adjusting plate is fixedly arranged on a first linear guide rail slide block and is in sliding connection with the first linear guide rail, the first motor lifting plate is arranged on the driving cutter wheel rear bearing seat and is in vertical sliding connection with the first motor adjusting plate, the speed reducing motor is fixedly arranged on the first motor lifting plate, and the output end of the speed reducing motor is connected with the driving cutter wheel shaft.

As a further aspect of the present invention: the driven cutter wheel assembly comprises a driven cutter wheel, a driven cutter wheel shaft, a driven cutter wheel front bearing seat, a driven cutter wheel tensioning seat, a tensioning seat slide rail, a tensioning nut, a tensioning screw rod mounting seat, a tensioning hand wheel, a second linear guide rail, a driven cutter wheel rear bearing seat, a second motor adjusting plate and a second motor lifting plate.

As a further aspect of the present invention: the knife rest component also comprises a knife box component, a compression roller component, a knife rest inclination angle component and a knife sharpening component, the knife box component is arranged between the driving knife flywheel component and the driven knife flywheel component and is connected with the knife rest body, the compression roller component is arranged on one side of the knife box and is connected with the knife rest body, the knife rest inclination angle component is arranged on one side of the knife box and is connected with the knife rest body, and the knife sharpening component is arranged on one side of the driven knife flywheel component and is connected with the knife rest body; the knife box assembly comprises a knife box body, a knife box frame, an upper pressing plate, a lower pressing plate, a top blade, a linear sliding seat, a knife box transmission shaft, a knife box gear and a knife box screw rod, the knife box frame is arranged below the knife box body, the upper pressing plate is arranged on the upper portion of the knife box body, the lower portion of the knife box body is arranged on the lower pressing plate, the top blade is arranged at the rear of the upper pressing plate and the lower pressing plate, the linear sliding seat is arranged between the knife box body and the knife box body, the knife box body is connected with the linear sliding seat in a sliding mode, the knife box transmission shaft is arranged on the knife box body, the knife box gear is meshed with the knife box transmission shaft, and the knife box screw rod is meshed with the gear.

As a further aspect of the present invention: the compression roller assembly comprises a compression roller, the end part of the compression roller is arranged on a compression roller bearing seat, a compression roller lifting seat is connected onto the compression roller bearing seat, the side surface of the compression roller lifting seat is connected with a lifting slide block, a lifting rod is connected onto the lifting slide block, the side surface of the lifting rod is connected with the lifting slide block, one end of the lifting rod is connected with a compression roller gear box, a compression roller transmission rod is connected onto the compression roller gear box, a transmission gear box is connected onto the compression roller transmission rod, an adjusting hand wheel is connected onto the transmission gear box, a synchronous belt is sleeved on the compression roller, the other end of the synchronous belt is provided with a second servo motor, and the output end of the servo motor is sleeved with the synchronous belt.

As a further aspect of the present invention: the knife sharpening assembly comprises a bottom plate, a first knife sharpening motor and a second knife sharpening motor are arranged on the bottom plate, a first driving cylinder is connected onto the first knife sharpening motor, a second driving cylinder is arranged on the second knife sharpening motor, a fine adjustment gear box is arranged between the first knife sharpening motor and the first driving cylinder, and between the second knife sharpening motor and the second driving cylinder, grinding wheels are respectively arranged on the first knife sharpening motor and the second knife sharpening motor, the first knife sharpening motor and the first driving cylinder are connected through a connecting rod, the second knife sharpening motor and the second driving cylinder are connected through a connecting rod, the first knife sharpening motor, a linear slide rail is respectively arranged between the second knife sharpening motor and the bottom plate, the first knife sharpening motor, the second knife sharpening motor and the linear slide rail are connected in a sliding mode.

As a further aspect of the present invention: the outer air suction device is arranged on the mesh belt conveying platform and comprises a centrifugal fan, an air suction pipe, an air suction box and a silencer, the air suction box is fixedly arranged on the mesh belt conveying platform, one end of the air suction pipe is connected with the air suction box, the other end of the air suction pipe is connected with the centrifugal fan, and the silencer is arranged on the centrifugal fan.

Compared with the prior art, the utility model discloses sponge cutting machine's beneficial effect is:

1. the utility model discloses sponge cutting machine operation is reliable and stable, and cutting accuracy is high.

2. The utility model discloses sponge cutting machine sword area operation does not have run-out, does not have front and back drunkenness.

3. The sponge cutting machine of the utility model adopts the external suction fan, thus effectively reducing vibration; the air suction box can suck air in different areas, and the air suction effect is ideal.

4. The utility model discloses the direct drive break bar mode that sponge cutting machine adopted is more reasonable, and transmission efficiency is high, and transmission stability is good, and transmission formula in the middle of than former changes the transmission that reduces vibrations. The front bearing and the rear bearing are matched for use, so that the bearing capacity is improved. The fine adjustment of the cutter belt is realized more conveniently and quickly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the middle driving cutter wheel assembly of the present invention.

Fig. 3 is a side view of the driving cutter wheel assembly of the present invention.

Fig. 4 is a schematic cross-sectional view taken along a-a in fig. 3.

Fig. 5 is a schematic structural view of the middle driven knife flywheel assembly of the present invention.

Fig. 6 is a side view of the driven cutter wheel assembly of the present invention.

Fig. 7 is a schematic cross-sectional view taken along a-a of fig. 6 according to the present invention.

Fig. 8 is a schematic structural view of the middle magazine assembly of the present invention.

Fig. 9 is a side view of the knife box assembly of the present invention.

Fig. 10 is a schematic structural view of the compression roller assembly of the present invention.

Fig. 11 is a partial enlarged view of M in fig. 10.

Fig. 12 is a schematic structural view of the middle sharpening assembly of the present invention.

Fig. 13 is a side view of the middle sharpening assembly of the present invention.

Fig. 14 is a schematic structural view of the middle tool rest lifting transmission assembly of the present invention.

Fig. 15 is a schematic structural view of the mesh belt conveying platform and the external air suction device of the present invention.

The labels in the figure are:

1. a tool holder assembly; 2. a tool rest lifting transmission component; 3. a mesh belt conveying platform; 4. an external air suction device;

11. a holder body; 12. a driving cutter wheel assembly; 13. a driven cutter wheel assembly; 14. a knife belt; 15. a knife box assembly; 16. a press roll assembly; 17. a tool holder tilt assembly; 18. a sharpening assembly;

21. a lifting base; 22. a ball screw; 23. a lifting slide seat; 24. a first servo motor;

31. a support leg; 32. an air suction platform; 33. a mesh belt; 34. conveying the edge beam; 35. a driving roller; 36. a passive drum; 37. a mesh belt transmission motor; 38. a drive chain;

120. a driving cutter wheel; 121. a driving cutter wheel shaft; 122. a driving cutter wheel front bearing seat cushion plate; 123. a first linear guide rail; 124. a rear bearing seat of the driving cutter wheel; 125. a first motor adjustment plate; 126. a first motor lifter plate; 128. a reduction motor; 129. a driving cutter wheel end cover; a front bearing seat 12a of the driving cutter wheel;

130. a driven cutter wheel; 131. a driven knife wheel shaft; 132. a driven cutter wheel front bearing seat; 133. a driven knife flywheel tensioning seat; 134. tensioning seat slide rails; 135. a second linear guide; 136. a driven cutter wheel rear bearing seat; 137. a second motor adjustment plate; 138. a second motor lifter plate; 139. a driven cutter wheel end cover; 13a, a tensioning nut; 13b, tensioning a screw rod; 13c, tensioning screw rod mounting seats; 13d, tensioning a hand wheel;

151. a knife box body; 152. a knife box frame; 153. an upper pressure plate; 154. a lower pressing plate; 155. a top blade; 156. a linear slide; 157. a knife box transmission shaft; 158. a knife box gear; 159. a knife box screw rod; 159a, a knife box adjusting handwheel;

160. a pressure roller drum; 161. a press roller bearing seat; 162. a compression roller lifting seat; 163. a lifting slide block; 164. a lifting rod; 165. a compression roller gear box; 166. a compression roller transmission rod; 167. a transmission gear box; 168. adjusting a hand wheel; 169. a synchronous belt; 169a, a second servo motor;

181. a base plate; 182. a first sharpening motor; 183. a second sharpening motor; 184. a first driving cylinder; 185. a second driving cylinder; 186. fine-tuning the gear box; 187. a grinding wheel; 188. a connecting rod; 189. a linear slide rail;

41. a centrifugal fan; 42. an air suction pipe; 43. a muffler; 44. an air suction box;

5. a sponge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, in an embodiment of the present invention, a high-precision sponge cutting machine includes a tool rest assembly 1, a tool rest lifting transmission assembly 2, and a mesh belt conveying platform 3, wherein the tool rest assembly 1 is connected to the tool rest lifting transmission assembly 2, and the mesh belt conveying platform 3 is disposed below the tool rest assembly 1; the knife rest component 1 comprises a knife rest body 11, a driving knife flywheel component 12, a driven knife flywheel component 13 and a knife belt 14, the driving knife flywheel component 12 is arranged at one end of the knife rest body 11, the driven knife flywheel component 13 is arranged at the other end of the knife rest body 11, the driving knife flywheel component 12 and the driven knife flywheel component 13 are both connected with the knife rest body 11, and the knife belt 14 is arranged at the outer side of the driving knife flywheel component 12 and the driven knife flywheel component 13. The utility model discloses the operation is reliable and stable, and cutting accuracy is high. The utility model discloses sword area 14 operation does not have run-out, does not have back and forth drunkenness. The utility model adopts an external suction fan, which effectively reduces vibration; the air suction box can suck air in different areas, and the air suction effect is ideal. The utility model discloses a direct drive break bar mode more reasonable, transmission efficiency is high, and transmission stability is good, and transmission formula in the middle of than former changes the transmission that reduces vibrations. The front bearing and the rear bearing are matched for use, so that the bearing capacity is improved. The trimming band 14 is more conveniently and quickly implemented.

The utility model discloses the cutting machine is the most leading characteristics embody the cutting precision height at it, because initiative break bar 120, the project organization of passive break bar 130, make 14 operation of sword area not have runout, no front and back drunkenness, guipure conveying platform 3 is the stable transport that can guarantee sponge 5, adopt servo power drive to go up and down, can control the thickness of cutting sponge 5 accurately, adopt servo power drive rotatory compression roller cylinder 160 can reach in step with servo power drive's guipure transport, can control the feed speed of cutting sponge 5 accurately.

In a preferred embodiment of the present invention, please refer to fig. 14, the tool rest lifting transmission assembly 2 includes a lifting base 21, a ball screw 22, a lifting slide 23 and a first servo motor 24, the lifting slide 23 is slidably connected to the lifting base 21, the ball screw 22 is disposed in the lifting base 21 and is connected to the lifting slide 23, the first servo motor 24 is disposed at the bottom of the lifting base 21 and is connected to the ball screw 22, and the tool rest body 11 is disposed on the lifting slide 23. The first servo motor 24 drives the high-precision ball screw 22 to realize the up-and-down movement of the lifting slide 23, so that the connection of the lifting slide 23 and a tool rest component is ensured, the lifting movement of the tool rest with high-precision distance is realized, and the error of the slice thickness of the sponge 5 is ensured to be reduced to the minimum.

In a preferred embodiment of the present invention, referring to fig. 15, the mesh belt conveying platform 3 comprises support legs 31, an air suction platform 32, a mesh belt 33, two conveying edge beams 34, two driving rollers 35, two driven rollers 36, a mesh belt driving motor and a driving chain, wherein the support legs 31 are disposed below the air suction platform 32 and connected to the air suction platform 32, the mesh belt 33 is disposed on the outer surface of the air suction platform 32 and connected to the driving rollers 35 and the driven rollers 36, the two conveying edge beams 34 are disposed on the left side and the right side of the air suction platform 32 and connected to the air suction platform 32, the ends of the driving rollers 35 and the driven rollers 36 are disposed on the conveying edge beams 34, the mesh belt driving motor 37 is disposed below the air suction platform 32, the driving chain 38 is disposed on the mesh belt driving motor 37, one end of the driving chain 38 is connected to the output end of the mesh belt motor 37, and the other end is connected to the driving rollers 35, the mesh belt transmission machine 37 drives the transmission chain 38 to move, the transmission chain 38 drives the driving roller 35 to move, and the driving roller 35 drives the mesh belt 33 to move. The mesh belt conveying platform 3 is used for providing a supporting platform for the cut sponge 5 and providing conveying power for continuous conveying or reciprocating cutting of the sponge 5.

In a preferred embodiment of the present invention, referring to fig. 2 to 4, the driving cutter wheel assembly 12 includes a driving cutter wheel 120, a driving cutter wheel shaft 121, a driving cutter wheel front bearing seat cushion plate 122, a first linear guide rail 123, a driving cutter wheel rear bearing seat 124, a first motor adjusting plate 125, a first motor lifting plate 126 and a reduction motor 128, the driving cutter wheel shaft 121 is connected to the driving cutter wheel 120, further, a driving cutter wheel end cover 129 is disposed at the front end of the middle portion of the driving cutter wheel 120, and the driving cutter wheel end cover 129 is fixedly connected to the driving cutter wheel 120 through a bolt; the driving cutter wheel front bearing block 12a is fixedly arranged on a driving cutter wheel front bearing block base plate 122, the driving cutter wheel front bearing block base plate 122 is fixedly arranged at the front end of the cutter frame body 11, the first linear guide rail 123 is fixedly arranged at the rear end of the cutter frame body 11, the first motor adjusting plate 125 is fixedly arranged on a first linear guide rail sliding block and is in sliding connection with the first linear guide rail 123, the first motor lifting plate 126 is arranged on the driving cutter wheel rear bearing block 124 and is in vertical sliding connection with the first motor adjusting plate 125, the speed reducing motor 128 is fixedly arranged on the first motor lifting plate 126, the output end of the speed reducing motor 128 is connected with the driving cutter wheel shaft 121, and the speed reducing motor 128 drives the driving cutter wheel shaft 121 to rotate. The driving cutter wheel 120 can be finely adjusted left and right, up and down, specifically as follows: the driving cutter wheel rear bearing seat 124 can slide left and right along the first linear guide rail 123 by unscrewing the bolt connecting the driving cutter wheel rear bearing seat 124 and the first linear guide rail 123, so that left and right fine adjustment of the driving cutter wheel 120 is realized; the first motor lifting plate 126 is provided with a long-strip-shaped hole, the bolt penetrates through the long-strip-shaped hole to be connected with the first motor adjusting plate 125, and the first motor lifting plate 126 can move up and down along the long-strip-shaped hole by unscrewing the bolt connected with the first motor lifting plate 126 and the first motor adjusting plate 125, so that the driving cutter wheel 120 is finely adjusted up and down.

In a preferred embodiment of the present invention, referring to fig. 5-7, the passive cutter wheel assembly comprises a passive cutter wheel, a passive cutter wheel shaft, a passive cutter wheel front bearing seat, a passive cutter wheel tensioning seat, a tensioning seat slide rail, a tensioning nut, a tensioning screw mounting seat, a tensioning hand wheel, a second linear guide rail, a passive cutter wheel rear bearing seat, a second motor adjusting plate and a second motor lifting plate, wherein the passive cutter wheel shaft is connected with the passive cutter wheel, the passive cutter wheel front bearing seat is arranged on the passive cutter wheel tensioning seat, the passive cutter wheel tensioning seat is connected with a slide block of the tensioning seat slide rail, the tensioning seat slide rail is fixedly arranged on the tool rest body, the tensioning nut is fixedly arranged on the tensioning seat of the driven knife wheel, the tensioning screw rod is connected with the tensioning nut, the tensioning screw rod is connected with the tensioning screw rod mounting seat, the tensioning screw rod mounting seat is fixedly arranged on the tool rest body, and the tensioning hand wheel is connected with the tensioning screw rod. Further, a driven cutter wheel end cover 139 is arranged in the middle of the driven cutter wheel 130, and the driven cutter wheel end cover 139 is fixedly connected with the driven cutter wheel 130 through a bolt. One end of the knife belt 14 is sleeved on the driving knife wheel 120, and the other end is sleeved on the driven knife wheel 130, so as to form a complete annular knife belt 14. The tension shoe can slide on the tension shoe slide 134 along the tension shoe slide 134 to effect tensioning of the entire endless blade belt 14. When the annular knife belt 14 is tensioned, the driven knife flywheel 130 can be finely adjusted left and right, up and down, as follows: by loosening the bolt connecting the driven cutter wheel rear bearing block 136 and the second linear guide rail 135, the driven cutter wheel rear bearing block 136 can slide left and right along the second linear guide rail 135, so that the action fine adjustment of the driven cutter wheel 130 is realized; the second motor lifting plate 138 is provided with a long-strip-shaped hole, the bolt penetrates through the long-strip-shaped hole to be connected with the second motor adjusting plate 137, and the second motor lifting plate 138 can move up and down along the long-strip-shaped hole by loosening the bolt connected with the second motor adjusting plate 137 and the second motor lifting plate 138, so that the up-and-down fine adjustment of the driven cutter wheel 130 is realized.

In a preferred embodiment of the present invention, referring to fig. 1, the knife rest assembly 1 further includes a knife box assembly 15, a pressing roller assembly 16, a knife rest inclination angle assembly 17 and a knife sharpening assembly 18, the knife box assembly 15 is disposed between the driving knife flywheel assembly 12 and the driven knife flywheel assembly 13 and connected to the knife rest body 11, the pressing roller assembly 16 is disposed on one side of the knife box and connected to the knife rest body 11, the knife rest inclination angle assembly 17 is disposed on one side of the knife box and connected to the knife rest body 11, and the knife sharpening assembly 18 is disposed on one side of the driven knife flywheel assembly 13 and connected to the knife rest body 11; referring to fig. 8 to 9, the knife box assembly 15 includes a knife box body 151, a knife box frame 152, an upper press plate 153, a lower press plate 154, a top blade 155, a linear slide 156, a knife box transmission shaft 157, a knife box gear 158 and a knife box screw 159, the knife box frame 152 is disposed below the knife box body 151, the upper press plate 153 is disposed at the upper portion of the knife box body 151, the lower press plate 154 is disposed at the lower portion of the knife box body 151, the top blade 155 is disposed behind the upper press plate 153 and the lower press plate 154, the linear slide 156 is disposed between the knife box body 151 and the knife box body 11, and further, the knife box body 151 can slide along the linear slide 156; the knife box body 151 is connected with the linear sliding seat 156 in a sliding way, the knife box transmission shaft 157 is arranged on the knife box body 151, the knife box gear 158 is meshed with the knife box transmission shaft 157, the knife box screw rod 159 is meshed with the gear, and furthermore, a knife box adjusting hand wheel 159a is arranged on the knife box screw rod 159; the knife box transmission shaft 157 is used for adjusting the front and back positions of the knife box body 151, and the front and back positions of the knife box body 151 are adjusted through the knife box adjusting hand wheel 159a so as to adapt to cutting of foamed cotton made of different materials. The rotating knife band 14 passes through the gap formed by assembling the knife holder body 11, the upper pressing plate 153 and the lower pressing plate 154, and the rear end of the knife band 14 is pressed against by the pressing blade 155, so that the knife band 14 is effectively prevented from shaking up and down and moving backwards when the sponge 5 is cut, and the smooth movement of the annular knife band 14 is ensured.

The utility model discloses in a preferred embodiment, please refer to fig. 10-11, compression roller subassembly 16 includes compression roller 160, compression roller 160 tip is located on compression roller bearing frame 161, be connected with compression roller lift seat 162 on compression roller bearing frame 161, compression roller lift seat 162 side is connected with elevator slide 163, be connected with lifter 164 on elevator slide 163, lifter 164 side is connected with elevator slide 163, lifter 164 one end is connected with compression roller gear box 165, be connected with compression roller transfer line 166 on compression roller gear box 165, be connected with drive gear box 167 on compression roller transfer line 166, be connected with adjusting hand wheel 168 on drive gear box 167, a pot head of compression roller 160 is equipped with hold-in range 169, the hold-in range 169 other end is equipped with second servo motor 169a, servo motor's output is located to hold-in range 169 cover. The press roller is driven to rotate by a second servo motor 169a and a transmission mechanism of a synchronous belt 169, and the rotating speed of the synchronous belt 169 is synchronous with the speed of the mesh belt conveying platform 3. The roller drum 160 can perform a lifting motion as follows: make compression roller drive link 166 rotatory through adjusting hand wheel 168 and drive gear box 167, rethread drive gear box 167 makes lifter 164 do elevating movement, lifter 164 drives lifting slide 163 and compression roller lift seat 162 and does elevating movement, compression roller seat drives compression roller cylinder bearing frame 161 and establishes compression roller cylinder 160 seat elevating movement on compression roller cylinder bearing frame 161, through the height of adjusting compression roller cylinder 160, make compression roller cylinder 160 keep with the sponge 5 upper surface contact in the cutting, thereby can push down sponge 5, keep the stability of sponge 5, prevent that the sword belt 14 is at the cutting in-process, lead to sponge 5 to rock.

In a preferred embodiment of the present invention, referring to fig. 12 to 13, the sharpening assembly 18 includes a bottom plate 181, a first sharpening motor 182 and a second sharpening motor 183 are disposed on the bottom plate 181, the first sharpening motor 182 is connected to a first driving cylinder 184, the first driving cylinder 184 can drive the first sharpening motor 182 to move axially, the second sharpening motor 183 is provided with a second driving cylinder 185, and the second driving cylinder 185 can drive the second sharpening motor 183 to move axially; a fine adjustment gear box 186 is arranged between the first sharpening motor 182 and the first driving cylinder 184 as well as between the second sharpening motor 183 and the second driving cylinder 185, grinding wheels 187 are respectively arranged on the first sharpening motor 182 and the second sharpening motor 183, the first sharpening motor 182 and the first driving cylinder 184 as well as the second sharpening motor 183 and the second driving cylinder 185 are connected through a connecting rod 188, the connecting rod 188 can respectively drive the first sharpening motor 182 and the second sharpening motor 183 to move, and the first sharpening motor 182 can be driven to move through the first cylinder or the second sharpening motor 183 can be driven to move through the second cylinder, so that the first sharpening motor 182 and the second sharpening motor 183 can not be in contact with the knife belt 14 when sharpening is not needed, and unnecessary abrasion to the belt knife and the grinding wheels 187 can not be caused; be equipped with linear slide 189 between first sharpedge grinding motor 182, second sharpedge grinding motor 183 and the bottom plate 181 respectively, first sharpedge grinding motor 182, second sharpedge grinding motor 183 and linear slide 189 sliding connection, first sharpedge grinding motor 182 and second sharpedge grinding motor 183's removal has adopted accurate linear slide 189 direction, and the direction precision is high, does not have the error when knife sharpening device resets. During sharpening, the first sharpening motor 182 is driven by the first driving cylinder 184 and the second sharpening motor 183 is driven by the second driving cylinder 185 to contact with the knife belt 14, so as to achieve the purpose of sharpening.

In a preferred embodiment of the present invention, referring to fig. 1, the tool rest is provided with a tool rest tilt assembly 17, the tool rest tilt assembly 17 includes a tilt transmission shaft, a tool rest adjustment hand wheel 168, a tilt adjustment gear box, and a tilt rotation slide clamp. The inclination angle adjusting gear box is connected with a tool rest adjusting hand wheel 168 and is meshed with an inclination angle transmission shaft, one end of the inclination angle rotating sliding clamp is connected with the inclination angle transmission shaft, and the other end of the inclination angle rotating sliding clamp is connected with a tool rest in an inclined plane. The inclination angle adjusting gear box drives the inclination angle transmission shaft to rotate through the tool rest adjusting hand wheel 168, the inclination angle transmission shaft drives the inclination angle rotating sliding clamp to move, and then the inclination angle rotating sliding clamp carries the tool rest to incline, so that the inclination of the tool band 14 is realized, and the cutting of the sponge 5 sheet is favorably cut in and completed.

In the present invention, referring to fig. 15, an external air suction device 4 is disposed on the mesh belt conveying platform 3, the external air suction device 4 includes a centrifugal fan 41, an air suction pipe 42, an air suction box and a silencer 43, the air suction box is fixedly disposed on the mesh belt conveying platform 3, one end of the air suction pipe 42 is connected to the air suction box, the other end of the air suction pipe is connected to the centrifugal fan 41, and the silencer 43 is disposed on the centrifugal fan 41. Under the action of the centrifugal suction fan 41, the sponge 5 is sucked on the mesh belt 33, so that the problem of uneven thickness of the cut sheet caused by movement or jumping of the sponge 5 during conveying and cutting is effectively solved.

The utility model discloses sponge cutting machine's application is said, can be applied to the reciprocal cutting of level of short sponge, also can be applied to the reciprocal cutting of level of long sponge (10 meters ~ 60 meters are different) with the combination of front and back transfer chain, especially can be applied to and carry out continuous horizontal cut in the sponge loop type cutting machine.

The utility model discloses sponge cutting machine's theory of operation is: the speed reducing motor 128 drives the driving cutter wheel shaft 121 to rotate and drives the driving cutter wheel 120 to rotate, the driving cutter wheel 120 drives the cutter belt 14 to rotate and further drives the driven cutter wheel 130 to rotate, the sponge 5 arranged on the mesh belt 33 is conveyed to the position below the cutter belt 14 under the driving of the mesh belt conveying platform 3, the sponge 5 is continuously cut in a high-speed rotating annular shape, the cutter frame lifting transmission assembly 2 is used for realizing the lifting motion of the cutter frame at a high-precision distance, so that the error of the slice thickness of the sponge 5 is reduced to the minimum, the cutter box assembly 15 can prevent the cutter belt 14 from shaking up and down and moving backwards when the sponge 5 is cut by the high-speed rotating annular cutter belt 14, the annular cutter belt 14 is ensured to move stably, the compression roller assembly 16 enables the compression roller 160 to be in contact with the upper surface of the sponge 5 in cutting, so that the sponge 5 can be compressed, the stability of the sponge 5 is maintained, and the cutter belt 14 is prevented from being cut, lead to sponge 5 to rock, sharpening component 18 can sharpen sword area 14 for sword area 14 is sharper, and knife rest inclination subassembly 17 makes the knife rest slope, thereby realizes the slope of sword area 14, so as to do benefit to cutting into and accomplishing the cutting of cutting sponge 5 sheet, and outer air suction device 4 holds sponge 5 on guipure 33, has solved effectively that sponge 5 removes or beats when carrying the cutting and causes the uneven problem of thickness to appear in the sheet that the cutting was come out.

The utility model discloses sponge cutting machine operation is reliable and stable, and cutting accuracy is high. The utility model discloses sword area 14 operation does not have run-out, does not have back and forth drunkenness. The utility model adopts an external suction fan, which effectively reduces vibration; the air suction box can suck air in different areas, and the air suction effect is ideal. The utility model discloses a direct drive break bar mode more reasonable, transmission efficiency is high, and transmission stability is good, and transmission formula in the middle of than former changes the transmission that reduces vibrations. The front bearing and the rear bearing are matched for use, so that the bearing capacity is improved. The trimming band 14 is more conveniently and quickly implemented.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A high-precision sponge cutting machine is characterized by comprising a tool rest assembly, a tool rest lifting transmission assembly and a mesh belt conveying platform, wherein the tool rest assembly is connected with the tool rest lifting transmission assembly; the knife rest assembly comprises a knife rest body, an active knife flywheel assembly, a passive knife flywheel assembly and a knife belt, wherein the active knife flywheel assembly is arranged at one end of the knife rest body, the passive knife flywheel assembly is arranged at the other end of the knife rest body, the active knife flywheel assembly and the passive knife flywheel assembly are both connected with the knife rest body, and the knife belt is arranged outside the active knife flywheel assembly and the passive knife flywheel assembly.

2. A high precision sponge cutting machine according to claim 1, wherein said tool rest lifting transmission assembly comprises a lifting base, a ball screw, a lifting slide and a first servo motor, said lifting slide is slidably connected with said lifting base, said ball screw is disposed in said lifting base and connected with said lifting slide, said first servo motor is disposed at the bottom of said lifting base and connected with said ball screw, said tool rest body is disposed on said lifting slide.

3. A high-precision sponge cutting machine as claimed in claim 1, wherein said mesh belt conveying platform comprises legs, an air suction platform, a mesh belt, a conveying edge beam, a driving roller, a driven roller, a mesh belt transmission motor and a transmission chain, said legs are arranged below the air suction platform, and is connected with an air suction platform, the mesh belt is arranged on the outer surface of the air suction platform and is respectively connected with the driving roller and the driven roller, the two conveying boundary beams are respectively arranged on the left side and the right side of the air suction platform, and is connected with an air suction platform, the end parts of the driving roller and the driven roller are both arranged on the conveying edge beam, the mesh belt transmission motor is arranged below the air suction platform, a transmission chain is arranged on the mesh belt transmission motor, one end of the transmission chain is connected with the output end of the mesh belt motor, and the other end of the transmission chain is connected with the driving roller.

4. The high-precision sponge cutting machine according to claim 1, wherein the driving cutter wheel assembly comprises a driving cutter wheel, a driving cutter wheel shaft, a driving cutter wheel front bearing seat cushion plate, a first linear guide rail, a driving cutter wheel rear bearing seat, a first motor adjusting plate, a first motor lifting plate and a speed reduction motor, the driving cutter wheel shaft is connected with the driving cutter wheel, the driving cutter wheel front bearing seat is fixedly arranged on the driving cutter wheel front bearing seat cushion plate, the driving cutter wheel front bearing seat cushion plate is fixedly arranged on the front end of the cutter frame body, the first linear guide rail is fixedly arranged on the rear end of the cutter frame body, the first motor adjusting plate is fixedly arranged on the first linear guide rail slide block and is connected with the first linear guide rail in a sliding manner, the first motor lifting plate is arranged on the driving cutter wheel rear bearing seat and is connected with the first motor adjusting plate in a vertical sliding manner, the speed reducing motor is fixedly arranged on the first motor lifting plate, and the output end of the speed reducing motor is connected with the driving cutter wheel shaft.

5. The high-precision sponge cutting machine according to claim 1, wherein the driven cutter wheel assembly comprises a driven cutter wheel, a driven cutter wheel shaft, a driven cutter wheel front bearing seat, a driven cutter wheel tensioning seat, a tensioning seat slide rail, a tensioning nut, a tensioning screw rod mounting seat, a tensioning hand wheel, a second linear guide rail, a driven cutter wheel rear bearing seat, a second motor adjusting plate and a second motor lifting plate, the driven cutter wheel shaft is connected with the driven cutter wheel, the driven cutter wheel front bearing seat is arranged on the driven cutter wheel tensioning seat, the driven cutter wheel tensioning seat is connected with a slide block of the tensioning seat slide rail and is slidably connected with the tensioning seat slide rail, the tensioning seat slide rail is fixedly arranged on a cutter frame body, the tensioning nut is fixedly arranged on the driven cutter wheel tensioning seat, the screw rod is connected with the tensioning nut, the tensioning screw rod is connected with the tensioning screw rod mounting seat, the tensioning screw rod mounting seat is fixedly arranged on the tool rest body, and the tensioning hand wheel is connected with the tensioning screw rod.

6. The high-precision sponge cutting machine according to claim 1, wherein the knife rest assembly further comprises a knife box assembly, a compression roller assembly, a knife rest inclination angle assembly and a knife sharpening assembly, the knife box assembly is arranged between the driving knife flywheel assembly and the driven knife flywheel assembly and is connected with the knife rest body, the compression roller assembly is arranged on one side of the knife box and is connected with the knife rest body, the knife rest inclination angle assembly is arranged on one side of the knife box and is connected with the knife rest body, and the knife sharpening assembly is arranged on one side of the driven knife flywheel assembly and is connected with the knife rest body; the knife box assembly comprises a knife box body, a knife box frame, an upper pressing plate, a lower pressing plate, a top blade, a linear sliding seat, a knife box transmission shaft, a knife box gear and a knife box lead screw, the knife box frame is arranged below the knife box body, the upper pressing plate is arranged on the upper portion of the knife box body, the lower pressing plate is arranged on the lower portion of the knife box body, the top blade is arranged at the rear of the upper pressing plate and the lower pressing plate, the linear sliding seat is arranged between the knife box body and the knife box body, the knife box body is in sliding connection with the linear sliding seat, the knife box transmission shaft is arranged on the knife box body, the knife box gear is meshed with the knife box transmission shaft, and the knife box lead screw.

7. The high-precision sponge cutting machine according to claim 6, wherein the compression roller assembly comprises a compression roller, the end of the compression roller is arranged on a bearing seat of the compression roller, a compression roller lifting seat is connected to the bearing seat of the compression roller, a lifting slider is connected to the side of the compression roller lifting seat, a lifting rod is connected to the lifting slider, the side of the lifting rod is connected to the lifting slider, one end of the lifting rod is connected to a compression roller gear box, a compression roller transmission rod is connected to the compression roller gear box, a transmission gear box is connected to the compression roller transmission rod, an adjusting hand wheel is connected to the transmission gear box, a synchronous belt is sleeved at one end of the compression roller, a second servo motor is arranged at the other end of the synchronous belt, and the output end of the servo motor is sleeved with the synchronous belt.

8. The high-precision sponge cutting machine according to claim 6, wherein the sharpening assembly comprises a bottom plate, a first sharpening motor and a second sharpening motor are arranged on the bottom plate, a first driving cylinder is connected to the first sharpening motor, a second driving cylinder is arranged on the second sharpening motor, fine-tuning gear boxes are arranged between the first sharpening motor and the first driving cylinder, and between the second sharpening motor and the second driving cylinder, grinding wheels are respectively arranged on the first sharpening motor and the second sharpening motor, the first sharpening motor and the first driving cylinder, and the second sharpening motor and the second driving cylinder are connected through connecting rods, linear slide rails are respectively arranged between the first sharpening motor, the second sharpening motor and the bottom plate, and the first sharpening motor, the second sharpening motor and the linear slide rails are slidably connected.

9. A high accuracy sponge cutting machine according to claim 1, characterized in that, the guipure conveying platform is provided with an external air suction device, the external air suction device comprises a centrifugal fan, an air suction pipe, an air suction box and a silencer, the air suction box is fixedly arranged on the guipure conveying platform, one end of the air suction pipe is connected with the air suction box, the other end is connected with the centrifugal fan, and the silencer is arranged on the centrifugal fan.