CN220882427U - Fixed-length slitter for extruding strip materials - Google Patents

Abstract

The utility model relates to cutting equipment for cutting long strips by plastic and discloses a fixed-length strip cutting machine for extruding strip materials, which comprises a cutting assembly, a blanking assembly and a receiving tray, wherein the cutting assembly comprises a mounting bracket, two opposite side surfaces of the mounting bracket are respectively provided with a feeding end and a discharging end, the mounting bracket is provided with a feeding channel extending from the feeding end to the discharging end, the discharging end of the mounting bracket is fixedly provided with a lifting mechanism, an output shaft of the lifting mechanism is provided with a cutting blade, the blanking assembly comprises a pushing driving mechanism, a pushing plate, a photoelectric switch and a supporting plate, the pushing driving mechanism is fixed on the side edge of the supporting plate, the cross section of the pushing plate is of an inverted U-shaped structure, the pushing plate extends along the length direction of the supporting plate and forms the discharging channel, and the side edge of the pushing plate is fixed with the output shaft of the pushing driving mechanism.

Description

Fixed-length slitter for extruding strip materials

Technical Field

The utility model relates to a cutting device for cutting plastic strips, in particular to a fixed-length strip cutting machine for extruding strips.

Background

The plastic extruder is a common plastic production device, the structure is simple, the plastic extruder is suitable for soft polyvinyl chloride, polystyrene, ABS and other sectional materials, various plastic products such as blown films, extruded pipes, pressing plates, pulling belts and the like can be processed, the plastic extruder can be used for melting granulation, when the plastic extruder is used for molding extrusion, products are continuous extruded strips, after the plastic extruder is cooled and molded by a cooling device, the extrusion device is required to be cut off by a strip cutting machine to form a cut-off strip with a fixed length, the follow-up further processing or storage is facilitated, the cutting device generally comprises a cutter, a sensor and a blanking device, the front end of the extruded strips is fed on the cutting device for a certain distance in the strip cutting process, then the cutter cuts off the rear end of the extruded strips, the front end position of the extruded strips is possibly skewed or bent in the feeding process of the extruded strips, the length of the obtained cut-off strip cannot meet the specified requirement when the front end position of the extruded strips is detected to be cut off again, and if the cut-off strip is required to be additionally erected from the other end, the whole occupied area of the device is influenced.

Disclosure of utility model

Therefore, it is necessary to provide a fixed-length slitter for extruding strip materials, which solves the problem that the existing device cannot effectively limit the position of the strip materials after being cut off, and the production efficiency of the slitter is affected.

In order to achieve the above object, the present utility model provides a fixed length slitter for extruding a sliver, comprising:

The cutting assembly comprises a mounting bracket, two opposite side surfaces of the mounting bracket are respectively provided with a feeding end and a discharging end, a feeding channel extending from the feeding end to the discharging end is arranged on the mounting bracket, a lifting mechanism is fixed on the discharging end of the mounting bracket, and a cutting blade is arranged on the lifting mechanism;

The blanking assembly comprises a pushing driving mechanism, a pushing plate, a photoelectric switch and a supporting plate, wherein the pushing driving mechanism is fixed on the side edge of the supporting plate, the cross section of the pushing plate is of an inverted U-shaped structure, the pushing plate extends along the length direction of the supporting plate and forms a discharging channel, the side edge of the pushing plate is fixed with an output shaft of the pushing driving mechanism, one end of the supporting plate is connected with the discharging end of the mounting bracket, and the photoelectric switch is fixed on the side edge of the other end of the supporting plate;

The material collecting tray is located below the supporting plate and is located on the side edge, away from the pushing driving mechanism, of the supporting plate.

Further, two vertical sides that the pushing plate is relative are all equipped with the deflector, the deflector is located the one end that is close to photoelectric sensor on the pushing plate, two the deflector sets up in opposite directions, and the deflector is used for narrowing the export on the pushing plate passageway for the front end of extruded strip can be accurate pass through from photoelectric sensor's monitoring light way, thereby control elevating system fixed length cuts off extruded strip.

Further, be fixed with fixed bottom plate on the installing support, can dismantle on the fixed bottom plate and be fixed with the passageway board, the feed channel is for setting up the recess in passageway board bottom surface, one side that the feed channel is close to the feed end is equipped with conical feed inlet.

The recess back-off of passageway board forms the feed channel on fixed baseplate, and conical feed inlet is convenient for extrude the strip front end and aim at entering feed channel, and when cutting off the blade cut off and extrude the strip, feed channel also plays certain fixed action to extruding the strip.

Further, a silica gel gasket is arranged on the fixed bottom plate and is positioned right below the cutting blade. The silica gel gasket plays a certain guard action to the cutting blade, avoids the cutting blade to push down and cuts off the product and takes place rigid collision with fixed bottom plate.

Further, the automatic feeding device also comprises a supporting table, wherein the mounting bracket and the supporting plate are sequentially fixed on the supporting table, and the material collecting tray is placed on the supporting table. The supporting table is used for integrating various components of the installation device, so that the whole device is more concise.

Further, be equipped with two limiting plates that set up relatively on the brace table, receive the material tray and be located between two limiting plates, the one end rotation that the pushing drive mechanism was kept away from to the limiting plate is equipped with the baffle, the baffle is kept away from with the side of receiving the material tray and is connect mutually.

The limiting plate is used for limiting the placement position of the receiving tray, meanwhile, the baffle plate can be rotated to fix the receiving tray, and when the tray needs to be pulled out, the baffle plate can be rotated outwards, so that the receiving tray can be taken out smoothly.

Further, the cutting assembly further comprises a cutter shield, the cutter shield is covered on the mounting bracket, the blanking assembly further comprises a protective shell, and the protective shell is covered on the pushing driving mechanism, the pushing plate, the photoelectric switch and the supporting plate.

The cutter guard shield and protective housing all play the guard action, form comparatively inclosed space, avoid the miscellaneous bits sputtering everywhere that cuts off, also avoid the dust in the environment to influence the quality of cutting off rectangular.

Further, the cutter guard shield is equipped with the flip board on being located the side of feed end, the top and the cutter guard shield rotation of flip board are connected, be equipped with the corresponding magnet that adsorbs of position on installing support and the medial surface of flip board.

The turnover plate is designed to be convenient for checking the running condition of the cutting-off assembly or overhauling, and the adsorption magnets are mutually adsorbed, so that the feeding end is effectively sealed when overhauling is not carried out.

The technical scheme has the following beneficial effects:

According to the utility model, when the plastic strip is input to the supporting plate through the feeding channel, the discharging channel can limit the discharging extending position of the plastic strip on the supporting plate due to the inverted U-shaped structure of the pushing plate, so that the plastic strip is prevented from being skewed or bent everywhere, the accuracy of fixed length detection of the photoelectric sensor is ensured, meanwhile, when the cutting blade cuts the strip, the top plate of the pushing plate can also prevent the cut strip from tilting upwards, the stable operation of the device is ensured, and the pushing driving mechanism pushes the cut strip cut in fixed length to drop onto the receiving tray through the side edge, so that the occupied length of the device is reduced.

Drawings

Fig. 1 is a block diagram of a fixed length slitter according to an embodiment.

Fig. 2 is a block diagram of a severing assembly according to an embodiment.

Fig. 3 is an internal structural view of the cutoff assembly according to the embodiment.

Fig. 4 is a structural view of the channel plate according to the embodiment.

Fig. 5 is a block diagram of a fixed length slitter according to an embodiment.

Fig. 6 is a diagram showing a structure of a state of blanking pushing out of the pushing driving mechanism according to the embodiment.

Reference numerals illustrate:

1. cutting off the assembly; 11. a mounting bracket; 111. a feed end; 112. a discharge end; 12. a feed channel; 121. a feed inlet; 13. cutting off the cylinder; 14. a cutting blade; 15. a fixed bottom plate; 16. a channel plate; 17. a silica gel pad; 18. a cutter shield; 19. turning over the cover plate; 191. attaching a magnet;

2. a blanking assembly; 21. a blanking cylinder; 22. a pushing plate; 23. an optoelectronic switch; 24. a support plate; 25. a discharge channel; 26. a guide plate; 27. a protective housing;

3. A support table; 31. a limiting plate; 32. a baffle;

4. a receiving tray;

5. extruding the strips.

Detailed Description

In order to describe the technical content, constructional features, achieved objects and effects of the technical solution in detail, the following description is made in connection with the specific embodiments in conjunction with the accompanying drawings.

Referring to fig. 1-6, the present embodiment discloses a fixed-length slitter for extruding a strip, which comprises a cutting assembly 1, a blanking assembly 2, a receiving tray 4 and a supporting table 3.

The cutting assembly 1 comprises a mounting bracket 11, two opposite side surfaces of the mounting bracket 11 are respectively provided with a feeding end 111 and a discharging end 112, a feeding channel 12 extending from the feeding end 111 to the discharging end 112 is arranged on the mounting bracket 11, a lifting mechanism is fixed on the discharging end 112 of the mounting bracket 11, a cutting blade 14 is arranged on an output shaft of the lifting mechanism, and the lifting mechanism is a cutting cylinder 13 in the embodiment.

The mounting bracket 11 is fixedly provided with a fixed bottom plate 15, the fixed bottom plate 15 is detachably fixed with a channel plate 16, the feeding channel 12 is a groove arranged on the bottom surface of the channel plate 16, and one side of the feeding channel 12 close to the feeding end 111 is provided with a conical feeding hole 121. The grooves of the channel plate 16 are reversely buckled on the fixed bottom plate 15 to form a feeding channel 12, the conical feeding port 121 is convenient for the extruded strip 5 to be aligned into the feeding channel 12, and the feeding channel 12 also plays a certain role in fixing the extruded strip 5 when the cutting blade 14 cuts off the extruded strip 5.

In this embodiment, the passage plate 16 and the fixing base plate 15 are mounted by a bolt fastener.

The fixed bottom plate 15 is provided with a silica gel pad 17, and the silica gel pad 17 is positioned right below the cutting blade 14. The silica gel pad 17 plays a certain role in protecting the cutting blade 14, and prevents the cutting blade 14 from pressing down to cut off the product and rigidly colliding with the fixed bottom plate 15. The silicone pad 17 can be replaced periodically when the device is in use.

The cutting assembly 1 further comprises a cutter shield 18, the cutter shield 18 is covered on the mounting bracket 11, a turnover plate 19 is arranged on the side surface of the cutter shield 18, which is positioned at the feeding end 111, the top end of the turnover plate 19 is rotationally connected with the cutter shield 18, and the mounting bracket 11 and the inner side surface of the turnover plate 19 are provided with adsorption magnets 191 corresponding to each other in position.

The design of the turnover plate 19 facilitates the inspection of the operation condition of the cutting assembly 1 or the maintenance, and the adsorption magnets 191 adsorb each other, so that the feeding end 111 is effectively closed when the maintenance is not performed.

The blanking assembly 2 comprises a pushing driving mechanism, a pushing plate 22, a photoelectric switch 23 and a supporting plate 24, wherein the pushing driving mechanism is fixed on the side edge of the supporting plate 24, the cross section of the pushing plate 22 is of an inverted U-shaped structure, the pushing plate 22 is arranged in an extending mode along the length direction of the supporting plate 24 and forms a discharging channel 25, the blanking driving mechanism is a blanking cylinder 21 in the embodiment, the side edge of the pushing plate 22 is fixed with an output shaft of the blanking cylinder 21, one end of the supporting plate 24 is connected with a discharging end 112 of the mounting bracket 11, and the photoelectric switch 23 is fixed on the side edge of the other end of the supporting plate 24;

two opposite vertical sides of the pushing plate 22 are respectively provided with a guide plate 26, the guide plates 26 are positioned at one ends of the pushing plate 22, which are close to the photoelectric sensor, the two guide plates 26 are arranged in opposite directions, and the guide plates 26 are used for narrowing the outlets of the channels of the pushing plate 22, so that the extruded strip 5 can pass through the monitoring light path of the photoelectric sensor accurately, and the cutting cylinder 13 is controlled to cut off the extruded strip 5 to form a cutting strip at a fixed length.

The blanking assembly 2 further comprises a protective shell 27, and the protective shell 27 is covered above the blanking cylinder 21, the pushing plate 22, the photoelectric switch 23 and the supporting plate 24.

The cutter shield 18 and the protective housing 27 both play a protective role, form a relatively airtight space, avoid the sputtering of the cut-off miscellaneous chips around, and also avoid the influence of dust in the environment on the quality of the cut-off strip.

In this embodiment, the protective housing 27 is transparent, so that a worker can check the running condition of the device conveniently, and meanwhile, one side of the protective housing 27 is connected with the supporting table 3 in a hinge rotation manner, so that the protective housing can be lifted.

The receiving tray 4 is located below the supporting plate 24, and the receiving tray 4 is located on the side edge of the supporting plate 24 away from the blanking cylinder 21.

In this embodiment, the mounting bracket 11 and the support plate 24 are sequentially fixed on the support table 3, and the receiving tray 4 is placed on the support table 3. The support table 3 is used to integrate the various components of the installation device, making the whole device more compact.

Two limiting plates 31 which are oppositely arranged are arranged on the supporting table 3, the material receiving tray 4 is positioned between the two limiting plates 31, one end, far away from the blanking cylinder 21, of the limiting plate 31 is rotatably provided with a baffle plate 32, and the baffle plate 32 is blocked with the side face of the material receiving tray 4.

The limiting plate 31 is used for limiting the placement position of the receiving tray 4, meanwhile, the baffle plate 32 can be rotated to fix the receiving tray 4, and when the tray needs to be pulled out, the baffle plate 32 can be rotated outwards, so that the receiving tray 4 can be taken out smoothly.

In another embodiment, the limiting plate 31 may be configured as a sliding rail structure, and a pulley is disposed on the receiving tray 4, so as to facilitate smooth drawing of the receiving tray 4.

In this embodiment, the supporting table 3 may be configured as a box structure, and a controller (not shown) is provided inside the box structure, and the controller is provided as an electric control center in the supporting table 3, and electromagnetic valves are provided at the air intake positions of the blanking cylinder 21 and the cutoff cylinder 13. The controller is electrically connected with the photoelectric sensor, the blanking cylinder 21 and the electromagnetic valve on the cutting cylinder 13. In this embodiment, the model of the photoelectric sensor is E3Z_L61, and the controller includes a PLC board of model FX3G-60MT.

In this embodiment, a certain gap is formed between the bottom surface of the pushing plate 22 and the supporting plate 24, so that friction is not generated between the pushing plate 22 and the supporting plate 24 in the pushing process, and the gap cannot be too large, so that long products are prevented from being extruded from the gap.

The using process comprises the following steps:

The front end of the extruded strip 5 enters the feeding channel 12 from the feeding end 111, only enters the discharging channel 25 of the inverted U-shaped pushing plate 22 from the discharging end 112, so that the position of the extruded strip 5 is limited, the front end of the extruded strip 5 continues to stretch forwards, after extending out from one end of the discharging channel 25, the guide plate 26 further narrows the outlet, the position of the front end is limited, when the photoelectric sensor senses a signal, the cutting cylinder 13 is controlled by the controller to descend the cutting blade 14, so that the extruded strip 5 is cut to a fixed length, a cutting strip is formed, then the blanking cylinder 21 pushes out, and the cutting strip in the discharging channel 25 falls onto the receiving tray 4 from the side edge of the supporting plate 24.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the statement "comprising … …" or "comprising … …" does not exclude the presence of additional elements in a process, method, article, or terminal device that includes the element. Further, herein, "greater than," "less than," "exceeding," and the like are understood to not include the present number; "above", "below", "within" and the like are understood to include this number.

While the embodiments have been described above, other variations and modifications will occur to those skilled in the art once the basic inventive concepts are known, and it is therefore intended that the foregoing description and drawings illustrate only embodiments of the utility model and not limit the scope of the utility model, and it is therefore intended that the utility model not be limited to the specific embodiments described, but that the utility model may be practiced with their equivalent structures or with their equivalent processes or with their use directly or indirectly in other related fields.

Claims (8)

1. A fixed length slitter for extruding a sliver, comprising:

The cutting assembly comprises a mounting bracket, two opposite side surfaces of the mounting bracket are respectively provided with a feeding end and a discharging end, a feeding channel extending from the feeding end to the discharging end is arranged on the mounting bracket, a lifting mechanism is fixed on the discharging end of the mounting bracket, and a cutting blade is arranged on the lifting mechanism;

The blanking assembly comprises a pushing driving mechanism, a pushing plate, a photoelectric switch and a supporting plate, wherein the pushing driving mechanism is fixed on the side edge of the supporting plate, the cross section of the pushing plate is of an inverted U-shaped structure, the pushing plate extends along the length direction of the supporting plate and forms a discharging channel, the side edge of the pushing plate is fixed with an output shaft of the pushing driving mechanism, one end of the supporting plate is connected with the discharging end of the mounting bracket, and the photoelectric switch is fixed on the side edge of the other end of the supporting plate;

The material collecting tray is located below the supporting plate and is located on the side edge, away from the pushing driving mechanism, of the supporting plate.

2. The strip cutting machine according to claim 1, wherein two opposite vertical sides of the pushing plate are provided with guide plates, the guide plates are positioned at one end of the pushing plate close to the photoelectric sensor, and the two guide plates are arranged opposite to each other.

3. The fixed length slitter of claim 1, wherein the mounting bracket is fixedly provided with a fixed bottom plate, the fixed bottom plate is detachably provided with a channel plate, the feeding channel is a groove arranged on the bottom surface of the channel plate, and one side of the feeding channel close to the feeding end is provided with a conical feeding port.

4. The strip cutting machine according to claim 1, wherein the fixed bottom plate is provided with a silica gel pad, and the silica gel pad is located right below the cutting blade.

5. The fixed length slitter of claim 1, further comprising a support table, wherein the mounting bracket and the support plate are sequentially secured to the support table, and wherein the take-up tray is disposed on the support table.

6. The bar extruding and slitting machine of claim 5, wherein the support table is provided with two limiting plates which are arranged oppositely, the receiving tray is arranged between the two limiting plates, one end of the limiting plate, which is far away from the pushing driving mechanism, is rotatably provided with a baffle, and the baffle is blocked with the side surface of the receiving tray.

7. The bar-extruding fixed length slitter of claim 1, wherein the cutting assembly further comprises a cutter shield, the cutter shield being disposed on the mounting bracket, and the blanking assembly further comprises a protective housing disposed over the push drive mechanism, the push plate, the photoelectric switch and the support plate.

8. The bar extruding and slitter of claim 7, wherein the cutter shield is provided with a flip plate on the side of the feed end, the top end of the flip plate is rotatably connected with the cutter shield, and the mounting bracket and the inner side of the flip plate are provided with corresponding magnets.