CN215920560U

CN215920560U - Cutting mechanism for green printing

Info

Publication number: CN215920560U
Application number: CN202122050174.7U
Authority: CN
Inventors: 廖绪佳; 廖伟龙; 连植锋
Original assignee: Guangdong Tide Hualong Printing Co ltd
Current assignee: Guangdong Tide Hualong Printing Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-01
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a cutting mechanism for green printing, which comprises a supporting and conveying mechanism, an upper cutting mechanism and a lower cutting mechanism, wherein the supporting and conveying mechanism comprises double cross beams and a transmission shaft, power wheels are symmetrically arranged in the double cross beams through bearings, the surfaces of the two power wheels are sleeved with a transmission belt, two ends of one power wheel are symmetrically provided with the transmission shaft, the upper cutting mechanism comprises a main mounting plate and an upper tool rest, the main mounting plate is mounted on the surface of one end, close to the transmission shaft, of the double cross beams through bolts, the surface of one side, away from the main mounting plate, of the double cross beams is provided with an auxiliary mounting plate through bolts, the device changes common downward pressure into shearing force by utilizing the principle of scissors, simultaneously, a material to be cut is lifted to a certain height in the cutting process of a cutter, so that the material is separated from contact with the transmission belt, and a cutter die is automatically lifted below the cutting process for the pressure point of the cutter, while ensuring sufficient shear force, pressure is prevented from acting directly on the conveyor belt.

Description

Cutting mechanism for green printing

Technical Field

The utility model belongs to the technical field of green printing processing production, and particularly relates to a cutting mechanism for green printing.

Background

The green printing is characterized in that environment-friendly materials and processes are adopted, pollution is less in the printing process, resources and energy are saved, the printed matter is easy to recycle and recycle after being discarded, the printed matter can be naturally degraded, and the printing mode has little influence on the ecological environment, the green printing requirement is coordinated with the environment, the method comprises the use of the environment-friendly printing materials, the clean printing production process, the safety of the printed matter to users, and the recovery processing and the recycling of the printed matter, namely the whole life cycle of the printed matter from raw material selection, production, use, recovery and the like all accord with the environment-friendly requirement, the green printing is convenient to print during production, the waste is avoided in order to save the printing cost, the large-batch production is often carried out, the printed matter is required to be cut during use so as to achieve the use purpose, the cutting can be divided into manual cutting and mechanical cutting, the manual cutting needs to measure the product firstly, and the quantity of single cutting is limited, it is lower to tailor efficiency, when the equal size demand of product is great, need adopt machinery to tailor, present common machinery is tailor to set for the size of tailorring on the drive belt, push down the cutter in order to reach the purpose of tailorring, this kind of mode to the cutter is direct to push down, because it is higher to rely on pressure to tailor the intensity requirement of consequently cutter completely, and direct pushing down can cause certain damage to the drive belt, then need often change the cutter, the wearing and tearing of cutter can reduce the precision of tailorring, more smooth cutter not only can the increase cost simultaneously, still can influence the efficiency of tailorring.

Disclosure of Invention

The present invention is directed to a cutting mechanism for green printing to solve the problems of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme: a cutting mechanism for green printing comprises a supporting and conveying mechanism, an upper cutting mechanism and a main cutting mechanism, wherein the supporting and conveying mechanism comprises a double cross beam and a transmission shaft, power wheels are symmetrically installed inside the double cross beam through bearings, a conveyor belt is sleeved on the surfaces of the power wheels, one end of each power wheel is symmetrically arranged on the transmission shaft, the upper cutting mechanism comprises a main mounting plate and an upper knife rest, the main mounting plate is installed on the surface, close to one end of the transmission shaft, of the double cross beam through bolts, an auxiliary mounting plate is installed on the surface, away from the main mounting plate, of one side of the double cross beam through bolts, the auxiliary mounting plate is symmetrically provided with mounting frames, close to one side of the main mounting plate, the upper knife rest is installed between the two mounting frames through bearings, scissors are installed at the bottom of the upper knife rest, an arc-shaped pressing surface is arranged at one end, away from the mounting frames, of the upper knife rest, a main chute is formed inside the main mounting plate, the arc-shaped pressing surface is slidably mounted inside the main sliding groove.

Preferably, the main shaft is installed through the bearing in the main mounting panel inside, main shaft one end runs through the main mounting panel main part, driven pulleys are installed to main shaft one end, the outside of main mounting panel is arranged in to driven pulleys, main shaft surface mounting has the lug, inside the main mounting panel was arranged in to the lug, the arc is pressed a top and is provided with the adjusting lever, the adjusting lever runs through main mounting panel top main part.

Preferably, the surface of the adjusting rod is sleeved with a gasket, the top of the adjusting rod is screwed with an adjusting bolt, and the surface of the adjusting rod is sleeved with a return spring.

Preferably, the adjusting bolt is arranged above the gasket, the top of the return spring is in contact with the gasket, and the bottom of the return spring is in contact with the upper surface of the main mounting plate.

Preferably, lower cutting die mechanism includes wedge slider and slide bar, the one end bilateral symmetry that double beam is close to the transmission shaft is provided with the power protection shell, the eccentric wheel is installed to transmission shaft both ends surface symmetry, the transmission shaft runs through double beam and power protection shell, transmission shaft one end surface mounting has driving pulley, driving pulley and driven pulley surface cover are equipped with the belt, inside the power protection shell was arranged in to the eccentric wheel, the kerve has been seted up to power protection shell bottom, wedge slider slidable mounting is inside the kerve.

Preferably, a connecting rod is arranged at one end of the wedge-shaped sliding block, a contact arc head A is arranged at one end, deviating from the wedge-shaped sliding block, of the connecting rod, the contact arc head A slides in the bottom groove, the sliding rod is slidably mounted at the top of the power protection shell, the sliding rod penetrates through the power protection shell, a lower knife rest is arranged at the top of the sliding rod, a lower knife rest is arranged on the surface of the top of the lower knife rest, the lower knife rest is matched with the scissors in size, and a contact arc head B is arranged at the bottom of the sliding rod.

Preferably, the auxiliary mounting plate is internally provided with an auxiliary sliding groove, the auxiliary sliding groove is arranged below the mounting frame, the lower tool rest is slidably mounted below the auxiliary sliding groove and the main sliding groove, and the contact arc head B is in surface contact with the wedge-shaped sliding block.

Preferably, install the guide bar through the bearing symmetry between vice mounting panel and the main mounting panel, the support is installed through the bolt symmetry to two crossbeam top surfaces install the last item through the bearing between the support, two crossbeam bottom symmetry is provided with the landing leg.

Compared with the prior art, the utility model has the beneficial effects that: this device utilizes the principle of scissors to change common holding down force into the shearing force, carry out the in-process of cuting at the cutter simultaneously, will wait to cut the material and lift certain height, make it break away from the contact with the conveyer belt, the below can rise the impetus that a cutting die is used for the cutter automatically during shearing, when guaranteeing to have sufficient shearing force, prevent that pressure direct action is on the conveyer belt, play a guard action to the transmission belt, it can make more laborsaving to cut to utilize cutter and cutting die cooperation, can play a fine guard action to the cutter simultaneously, the life of extension cutter and transmission belt, and the cost is saved, and the work efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a longitudinal cross-sectional elevation view of the main mounting plate and power protection case of the present invention;

FIG. 3 is a longitudinal cross-sectional elevation view of the secondary mounting plate and power protection case of the present invention;

fig. 4 is a schematic view of the upper tool holder structure of the present invention.

In the figure: 1. a support transport mechanism; 101. a double cross beam; 102. a support leg; 103. a power wheel; 104. a conveyor belt; 105. a drive shaft; 106. a driving pulley; 107. a belt; 108. a support; 109. pressing the shaft; 2. an upper cutting mechanism; 201. a main mounting plate; 202. an auxiliary mounting plate; 203. a guide bar; 204. a main shaft; 205. a driven pulley; 206. a bump; 207. a main chute; 208. a mounting frame; 209. an auxiliary chute; 210. an upper tool rest; 211. scissors; 212. an adjusting lever; 213. pressing the surface in an arc shape; 214. a return spring; 215. a gasket; 216. adjusting the bolt; 3. a lower cutting die mechanism; 301. a power protection housing; 302. an eccentric wheel; 303. a bottom groove; 304. a wedge-shaped slider; 305. contacting the arc head A; 306. a connecting rod; 307. a slide bar; 308. a contact arc head B; 309. a lower tool rest; 310. a cutter descending groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a cutting mechanism for green printing comprises a supporting and conveying mechanism 1 and upper cutting mechanisms 2 and 30, wherein the supporting and conveying mechanism 1 comprises a double cross beam 101 and a transmission shaft 105, power wheels 103 are symmetrically installed inside the double cross beam 101 through bearings, a transmission belt 104 is sleeved on the surfaces of the two power wheels 103, two ends of one power wheel 103 are symmetrically arranged on the transmission shaft 105, the upper cutting mechanism 2 comprises a main mounting plate 201 and an upper tool rest 210, the main mounting plate 201 is installed on the surface, close to one end of the transmission shaft 105, of the double cross beam 101 through bolts, an auxiliary mounting plate 202 is installed on the surface, far away from the main mounting plate 201, of one side of the double cross beam 101 through bolts, mounting frames 208 are symmetrically arranged on the surface, close to the main mounting plate 201, of the auxiliary mounting plate 202 through bolts, the upper tool rest 210 is installed between the two mounting frames 208 through bearings, scissors 211 are installed at the bottom of the upper tool rest 210, and an arc-shaped pressing surface 213 is arranged at one end, far away from the mounting frames 208, the main mounting plate 201 is provided with a main sliding groove 207 therein, and the arc-shaped pressing surface 213 is slidably mounted inside the main sliding groove 207.

In order to drive the upper knife rest 210 to do periodical cutting work through the rotation of the power wheel 103, the protrusion 206 must ensure that the upper knife rest 210 can be pressed downwards, and ensure that the protrusion 206 is out of control over the arc-shaped pressing surface 213 when the scissors 211 are in contact with the knife-releasing groove 310, in this embodiment, preferably, the main shaft 204 is mounted inside the main mounting plate 201 through a bearing, one end of the main shaft 204 penetrates through the main mounting plate 201, one end of the main shaft 204 is mounted with the driven pulley 205, the driven pulley 205 is disposed outside the main mounting plate 201, the protrusion 206 is mounted on the surface of the main shaft 204 and disposed inside the main mounting plate 201, the top of the arc-shaped pressing surface 213 is provided with the adjusting rod 212, and the adjusting rod 212 penetrates through the main mounting plate 201.

In order to control the elastic force of the return spring 214 in each shearing cycle by adjusting the height of the adjusting bolt 216 to adjust the lifting speed of the upper tool post 210, in the present embodiment, preferably, a spacer 215 is sleeved on the surface of the adjusting rod 212, the adjusting bolt 216 is screwed on the top of the adjusting rod 212, the return spring 214 is sleeved on the surface of the adjusting rod 212, the adjusting bolt 216 is disposed above the spacer 215, the top of the return spring 214 contacts with the spacer 215, and the bottom of the return spring 214 contacts with the upper surface of the main mounting plate 201.

In order to enable the lower tool rest 309 to move upwards while the upper tool rest 210 is pressed downwards, in this embodiment, preferably, the lower die mechanism 3 includes a wedge-shaped slider 304 and a sliding rod 307, two sides of one end of the double-beam 101 close to the transmission shaft 105 are symmetrically provided with power protection cases 301, two end surfaces of the transmission shaft 105 are symmetrically provided with eccentric wheels 302, the transmission shaft 105 penetrates through the double-beam 101 and the power protection cases 301, one end surface of the transmission shaft 105 is provided with a driving pulley 106, surfaces of the driving pulley 106 and the driven pulley 205 are sleeved with belts 107, the eccentric wheels 302 are disposed inside the power protection cases 301, the bottom of the power protection cases 301 is provided with a bottom groove 303, and the wedge-shaped slider 304 is slidably mounted inside the bottom groove 303.

In order to make the shearing more labor-saving, in this embodiment, preferably, a connecting rod 306 is arranged at one end of the wedge-shaped slider 304, a contact arc head a305 is arranged at one end of the connecting rod 306 away from the wedge-shaped slider 304, the contact arc head a305 slides inside the bottom groove 303, a sliding rod 307 is slidably mounted at the top of the power protection shell 301, the sliding rod 307 penetrates through the power protection shell 301, a lower knife rest 309 is arranged at the top of the sliding rod 307, a lower knife groove 310 is formed in the surface of the top of the lower knife rest 309, the lower knife groove 310 is matched with the scissors 211 in size, and a contact arc head B308 is arranged at the bottom of the sliding rod 307.

In order to make the lower tool rest 309 more stable during the up-and-down movement and ensure that both ends move the same distance at the same time and the mode is inclined, in this embodiment, preferably, an auxiliary sliding groove 209 is formed inside the auxiliary mounting plate 202, the auxiliary sliding groove 209 is disposed below the mounting frame 208, the lower tool rest 309 is slidably mounted below the inside of the auxiliary sliding groove 209 and the main sliding groove 207, and the contact arc head B308 is in surface contact with the upper surface of the wedge-shaped slider 304.

In order to flatten the material to be cut entering the device to ensure the cutting accuracy, in this embodiment, preferably, the guide rods 203 are symmetrically installed between the auxiliary mounting plate 202 and the main mounting plate 201 through bearings, the brackets 108 are symmetrically installed on the top surface of the double-cross beam 101 through bolts, the pressing shafts 109 are installed between the two brackets 108 through bearings, and the supporting legs 102 are symmetrically arranged at the bottom of the double-cross beam 101.

The working principle and the using process of the utility model are as follows: after the utility model is installed, firstly, the installation fixing and the safety protection of the utility model are checked, then, a starting device is used firstly to enable the two power wheels 103 to rotate, then, a conveyor belt 104 can be driven to convey, a material to be cut enters from one end of a pressing shaft 109, then, after being rolled by the pressing shaft 109, the material to be cut is flattened and then continuously moves inwards, when passing through a guide rod 203, the material can enter through a gap between the two guide rods 203, goes in and out for secondary flattening, and simultaneously, the material to be cut is raised by a certain height, then passes below an upper tool rest 210, when the power wheels 103 rotate, one power wheel 103 can drive a transmission shaft 105 to rotate, then, a driving belt wheel 106 can be driven to rotate, the rotation of a driven belt wheel 205 can be driven by the rotation of a belt 107, and then, a main shaft 204 is driven to rotate, and a convex block 206 is arranged on the surface of the main shaft 204, when the main shaft 204 rotates, the protrusion 206 rotates along with the rotation, each rotation of the protrusion 206 contacts the arc-shaped pressing surface 213 once, and simultaneously presses down the arc-shaped pressing surface 213, so that the upper tool holder 210 rotates, when the arc-shaped pressing surface 213 is pressed down, because the rotation of the transmission shaft 105 can simultaneously drive the two groups of lower tool mold mechanisms 3 to work, firstly, the rotation of the transmission shaft 105 can drive the eccentric wheel 302 to rotate, each rotation of the eccentric wheel 302 can push the contact arc head a305 outwards once, and the movement of the contact arc head a305 can drive the bottom groove 303 to move through the connecting rod 306, because the contact arc head a305 and the wedge-shaped sliding block 304 both slide inside the bottom groove 303 and are limited by the bottom groove 303, the contact arc head a305 and the wedge-shaped sliding block 304 can only slide, because the top of the wedge-shaped sliding block 304 is set as an inclined surface, when the wedge-shaped sliding block 304 moves, the contact arc head B308 can be pushed upwards through the inclined surface, then the lower knife rest 309 is pushed upwards through the sliding rod 307, so that two ends of the lower knife rest 309 respectively slide in the main sliding chute 207 and the auxiliary sliding chute 209, at the moment, the arc-shaped pressing surface 213 moves downwards and upwards the lower knife rest 309, the scissors 211 and the lower knife groove 310 are contacted to play a role of cutting, after a cutting period, the upper tool holder 210 can be lifted due to the action of the return spring 214, the elastic force of the return spring 214 is controlled by adjusting the height of the adjusting bolt 216, and then the lifting speed of the upper tool holder 210 is controlled, and when the contact arc head A305 is not pushed by the eccentric wheel 302, because the weight of the lower tool holder 309 presses the contact arc head B308 inwards, the wedge-shaped sliding block 304 and the contact arc head a305 are returned to be ready for the next cycle of shearing work, so that the periodical uninterrupted shearing is realized, the length of the shear can be controlled by changing the ratio of the drive pulley 106 and the driven pulley 205.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cutting mechanism for green printing, includes support transport mechanism (1), goes up cutting mechanism (2) and (30), its characterized in that: support transport mechanism (1) and include two crossbeam (101) and transmission shaft (105), power wheel (103), two are installed through the bearing symmetry to two crossbeam (101) inside power wheel (103) surface cover is equipped with conveyer belt (104), one of them power wheel (103) both ends symmetry sets up and transmission shaft (105), go up cutting mechanism (2) including main mounting panel (201) and top board (210), main mounting panel (201) are installed near transmission shaft (105) one end surface at two crossbeam (101) through the bolt, a side surface that two crossbeam (101) deviate from main mounting panel (201) installs vice mounting panel (202) through the bolt, a side surface symmetry that vice mounting panel (202) are close to main mounting panel (201) is provided with mounting bracket (208), two top board (210) are installed through the bearing between mounting bracket (208), scissors (211) are installed to top rest (210) bottom, the one end that top rest (210) deviates from mounting bracket (208) is provided with arc and presses face (213), main spout (207) have been seted up to main mounting panel (201) inside, arc is pressed face (213) slidable mounting inside main spout (207).

2. The cutting mechanism for green printing according to claim 1, wherein: main shaft (204) are installed through the bearing to main mounting panel (201) inside, main shaft (204) one end runs through main mounting panel (201) main part, driven pulley (205) are installed to main shaft (204) one end, the outside of main mounting panel (201) is arranged in driven pulley (205), main shaft (204) surface mounting has lug (206), inside main mounting panel (201) is arranged in lug (206), arc pressure face (213) top is provided with adjusting lever (212), adjusting lever (212) run through main mounting panel (201) top main part.

3. The cutting mechanism for green printing according to claim 2, wherein: the surface of the adjusting rod (212) is sleeved with a gasket (215), the top of the adjusting rod (212) is screwed with an adjusting bolt (216), and the surface of the adjusting rod (212) is sleeved with a return spring (214).

4. The cutting mechanism for green printing according to claim 3, wherein: the adjusting bolt (216) is arranged above the gasket (215), the top of the return spring (214) is in contact with the gasket (215), and the bottom of the return spring (214) is in contact with the upper surface of the main mounting plate (201).

5. The cutting mechanism for green printing according to claim 2, wherein: lower cutting die mechanism (3) are including wedge slider (304) and slide bar (307), the one end bilateral symmetry that double beam (101) are close to transmission shaft (105) is provided with power protective housing (301), eccentric wheel (302) are installed to transmission shaft (105) both ends surface symmetry, transmission shaft (105) run through double beam (101) and power protective housing (301), transmission shaft (105) one end surface mounting has driving pulley (106), driving pulley (106) and driven pulley (205) surface cover are equipped with belt (107), power protective housing (301) are arranged in to eccentric wheel (302) inside, kerve (303) have been seted up to power protective housing (301) bottom, wedge slider (304) slidable mounting is inside kerve (303).

6. The cutting mechanism for green printing according to claim 5, wherein: one end of the wedge-shaped sliding block (304) is provided with a connecting rod (306), one end, deviating from the wedge-shaped sliding block (304), of the connecting rod (306) is provided with a contact arc head A (305), the contact arc head A (305) slides inside the bottom groove (303), the sliding rod (307) is slidably mounted at the top of the power protection shell (301), the sliding rod (307) penetrates through the power protection shell (301), the top of the sliding rod (307) is provided with a lower tool rest (309), the top surface of the lower tool rest (309) is provided with a lower tool groove (310), the lower tool groove (310) is matched with the scissors (211) in size, and the bottom of the sliding rod (307) is provided with a contact arc head B (308).

7. The cutting mechanism for green printing according to claim 6, wherein: vice mounting panel (202) inside has seted up vice spout (209), the below of mounting bracket (208) is arranged in to vice spout (209), lower knife rest (309) slidable mounting is in the inside below of vice spout (209) and main spout (207), surface contact on contact arc head B (308) and wedge slider (304).

8. The cutting mechanism for green printing according to claim 1, wherein: install guide bar (203) through the bearing symmetry between vice mounting panel (202) and main mounting panel (201), support (108), two are installed through the bolt symmetry to two crossbeam (101) top surface install through the bearing between support (108) and press axle (109), two crossbeam (101) bottom symmetry is provided with landing leg (102).