CN216899838U

CN216899838U - Notching device for plastic granulation test sample strip

Info

Publication number: CN216899838U
Application number: CN202220165111.8U
Authority: CN
Inventors: 黄渊
Original assignee: Zhuhai Sunda Special Plastic Co ltd
Current assignee: Zhuhai Sunda Special Plastic Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-05
Anticipated expiration: 2032-01-20

Abstract

The utility model relates to the technical field of printers, in particular to a notching device for a plastic granulation test sample strip, which comprises a base, a notching mechanism, a negative pressure dust suction mechanism and a material clamping mechanism, wherein the notching mechanism is arranged on the base, and a cutter head is rotatably arranged on an output end; the negative pressure dust suction mechanism is covered outside the cutter head of the grooving mechanism; the material clamping mechanism can be slidably mounted on a corresponding area, located on the cutter head, of the base, and can drive materials to be close to or far away from the cutter head. This notching device utilizes grooving mechanism to drive the blade disc and rotates, utilizes material fixture centre gripping material to can drive the material through material fixture and be close to or keep away from the blade disc, can effectively control the depth of cut and the regularity of whole material like this, reduced the artificial error of the different samples of later stage when carrying out the same impact force, improve experimental precision. The negative pressure dust suction mechanism can effectively absorb plastic scraps on the sample strip cut by the cutter head, and reduce the pollution of the scraps to the environment.

Description

Notching device for plastic granulation test sample strip

Technical Field

The utility model relates to the technical field of plastic processing, in particular to a notching device for a plastic granulation test sample strip.

Background

At present, before the plastic raw material is injection molded into a product, the performance of the plastic raw material is generally tested so as to know performance parameters of the plastic raw material, and workers can improve the component proportion of the plastic raw material or increase the components according to the test parameters.

The impact resistance test of plastic products is an important link of performance parameter test, and the current industry test mode of the impact resistance of the plastic products is generally to open a notch on the surface of a plastic sample, then put the samples into an impact force device for test, and then simulate the impact resistance of the product when the surface of the product is damaged or the notch exists. At present, the notch on the plastic sample is generally opened by a manual hand-held tool, the opening work is very troublesome, and meanwhile, the opening quality is not uniform, so that the subsequent product test result is very influenced. Because produce a lot of piece dusts easily at whole fluting in-process, the operational environment that has led to the operation workman is very abominable, and the piece dust that flies upward simultaneously hinders operating personnel's sight easily, influences the operation workman and operates.

SUMMERY OF THE UTILITY MODEL

In order to overcome one of the defects of the prior art, the utility model aims to provide the notching device of the plastic granulation test sample strip, which has a simple structure and uniform notching specification of the plastic granulation test sample strip.

In order to solve the problems, the technical scheme adopted by the utility model is as follows:

a notching device for a plastic granulation test sample strip comprises a base, a notching mechanism, a negative pressure dust suction mechanism and a material clamping mechanism, wherein the notching mechanism is arranged on the base, and a cutter head is rotatably arranged on an output end; the negative pressure dust suction mechanism is arranged outside the cutter head in a covering mode and used for sucking debris; the material clamping mechanism can be slidably arranged on a corresponding area of the base, which is positioned on the cutter head, and is used for clamping materials; the material clamping mechanism can drive materials to be close to or far away from the cutter head.

As an improvement of the above technical scheme, the material clamping mechanism comprises a sliding plate, a fixed block and a movable block, the sliding plate can be slidably mounted on the base and located below the cutter head, the fixed block is arranged on one side of the sliding plate close to the cutter head, and the movable block can be adjustably mounted on the sliding plate and matched with the fixed block to clamp the material.

As an improvement of the technical scheme, the material clamping mechanism further comprises an adjusting screw rod, one end of the adjusting screw rod is rotatably connected with the movable block, the sliding plate is provided with an installation seat, the installation seat is provided with a screw rod nut, and the other end of the adjusting screw rod movably penetrates through the screw rod nut and is provided with an adjusting flange.

As an improvement of the technical scheme, the base is provided with a sliding groove, and the sliding plate is slidably mounted on the sliding groove.

As an improvement of the technical scheme, a limiting plate is arranged on one side of the sliding plate along the sliding direction of the sliding plate, and one end of the limiting plate is connected with the fixed block.

As an improvement of the technical scheme, the fixing block is provided with an avoiding groove.

As an improvement of the above technical scheme, the grooving mechanism comprises a driving motor and a transmission, the driving motor and the transmission are both installed on the base, the input end of the transmission is connected with the output end of the driving motor, and the output end of the transmission is connected with the cutter head.

As an improvement of the technical scheme, the negative pressure dust collection mechanism comprises a dust collection cover and a dust collection pipe, the dust collection cover is installed on the transmission and covers the cutter head inside, one end of the dust collection pipe is communicated with the dust collection cover, and the other end of the dust collection pipe is communicated with external negative pressure equipment.

As an improvement of the technical scheme, the bottom of the dust hood is provided with an opening for avoiding the material clamping mechanism.

As an improvement of the technical scheme, the base is provided with a control switch, and the control switch is used for controlling the start and stop of the driving motor.

Compared with the prior art, the utility model has the beneficial effects that:

the notching device of the plastic granulation test sample strip drives the cutter head to rotate by utilizing the notching mechanism, utilizes the material clamping mechanism to clamp the material, and can drive the material to be close to or far away from the cutter head through the material clamping mechanism, so that the notching depth and regularity of the whole material can be effectively controlled, the artificial errors of different samples in the later period when the same impact force is carried out are reduced, and the test precision is improved. The negative pressure dust suction mechanism can effectively absorb plastic scraps on the sample strip cut by the cutter head, and reduce the pollution of the scraps to the environment.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a first schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a second schematic structural diagram of an embodiment of the present invention;

FIG. 3 is an exploded view of an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a material holding mechanism in an embodiment of the utility model.

The reference numbers illustrate: the device comprises a base 100, a chute 110, a control switch 120, a slotting mechanism 200, a cutter head 210, a transmission 220, a driving motor 230, a negative pressure dust suction mechanism 300, a dust suction hood 310, a dust suction pipe 320, an opening 330, a material clamping mechanism 400, a sliding plate 410, a fixed block 420, a movable block 430, an adjusting screw 440, a screw nut 450, a mounting seat 460, an adjusting flange 470, a limiting plate 480 and an avoiding groove 490

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 and 2, the notching device for plastic granulation test sample strips comprises a base 100, a notching mechanism 200, a negative pressure dust suction mechanism 300 and a material clamping mechanism 400, wherein the notching mechanism 200 is arranged on the base 100, and a cutter head 210 is rotatably arranged at the output end; the negative pressure dust suction mechanism 300 is covered on the grooving mechanism 200 and positioned outside the cutter head 210, and is used for sucking the debris; the material clamping mechanism 400 can be slidably mounted on the corresponding area of the base 100 on the cutter head 210, and is used for clamping materials; the material clamping mechanism 400 can drive the material to approach or move away from the cutter head 210. The material holding mechanism 400 can be installed on the base 100 in a sliding manner, and the power source of the negative pressure dust suction mechanism 300 can be external negative pressure power, that is, a negative pressure pump is connected; of course, in some embodiments, the output end of the vacuum mechanism 300 can be connected to the cooling power of the slotting mechanism 200, i.e. connected to the cooling fan of the slotting mechanism 200, and the normal operation of the vacuum mechanism 300 can be realized by using the negative pressure suction force generated by the rotation of the cooling fan of the slotting mechanism 200. Of course, if the cooling fan of the slotting mechanism 200 is used to provide the negative pressure suction force, a material filtering structure should be arranged at the discharge end of the negative pressure dust suction mechanism 300 to prevent plastic debris from damaging the cooling fan of the slotting mechanism 200.

It should be added that the relative actions among the slotting mechanism 200, the negative pressure dust suction mechanism 300 and the material clamping mechanism 400 in the present application can be performed by automatic control, for example, a control box is added in the present application, and the control box is used to control the start and stop actions of the slotting mechanism 200, the negative pressure dust suction mechanism 300 and the material clamping mechanism 400. Of course, in some embodiments, the grooving mechanism 200 and the negative pressure dust suction mechanism 300 may be manually controlled to start and stop, and meanwhile, since the number of the sample strips of the product is small, when the material clamping mechanism 400 drives the material to approach or leave the cutter head 210, the material clamping mechanism may be manually driven, so as to reduce the cost of the whole apparatus.

This notching device of plastics granulation test spline utilizes slotting mechanism 200 to drive blade disc 210 and rotates, utilizes material fixture 400 centre gripping material to can drive the material through material fixture 400 and be close to or keep away from blade disc 210, the depth of slotting and the regularity of the whole material of effective control like this has reduced the artificial error of the different samples of later stage when carrying out the same impact force, improves experimental precision. The negative pressure dust suction mechanism 300 can effectively absorb plastic scraps on the sample strips cut by the cutter head 210, and reduce the pollution of the scraps to the environment.

Referring to fig. 1 to 3, in order to better clamp the material, a specific technical solution related to a material clamping mechanism 400 is provided in the present application. The material clamping mechanism 400 comprises a sliding plate 410, a fixed block 420 and a movable block 430, wherein the sliding plate 410 can be slidably mounted on the base 100 and located below the cutter head 210, the fixed block 420 is arranged on one side of the sliding plate 410 close to the cutter head 210, and the movable block 430 can be adjustably mounted on the sliding plate 410 and can be matched with the fixed block 420 to clamp materials. The movable block 430 and the fixed block 420 may be fastened by bolts, but in some embodiments, the movable block 430 may be directly attached to the sliding plate 410 by a magnet.

Referring to fig. 3, in a modified embodiment of the present application, the base 100 is provided with a sliding slot 110, and the sliding plate 410 is slidably mounted on the sliding slot 110. Of course, the base 100 may also be provided with a slide rail, and the sliding plate 410 is slidably mounted on the slide rail. For automation, a telescopic cylinder may be further disposed on the base 100, wherein the telescopic cylinder is used to drive the sliding plate 410 to slide on the base 100.

In order to make it easier for the movable block 430 to cooperate with the fixed block 420 to clamp the material, in one embodiment of the present application, the material clamping mechanism 400 further includes an adjusting screw 440, one end of the adjusting screw 440 is rotatably connected to the movable block 430, the sliding plate 410 is provided with a mounting seat 460, the mounting seat 460 is provided with a lead screw nut 450, and the other end of the adjusting screw 440 movably penetrates through the lead screw nut 450 and is provided with an adjusting flange 470. Wherein, the staff adjusts flange 470 through the regulation and controls the interval of the relative fixed block 410 of movable block 430, and then can realize the centre gripping of material, and it is more convenient to operate like this, and the staff of being convenient for adjusts the interval of the relative fixed block 410 of movable block 430 according to the examination sample strip of different specifications size, uses more in a flexible way.

As an improvement of the above technical solution, in order to better enable the slots on the sample strip to be located at the same size and position and reduce the test error in the later period, a limiting plate 480 is arranged on one side of the sliding plate 410 along the sliding direction thereof, and one end of the limiting plate 480 is connected with the fixed block 420. The main function of the limiting plate 480 is to limit one end of the test strip, so as to limit the specific position of the cutter head 210 for grooving on the test strip.

With further reference to fig. 4, in order to reduce the interference of the fixed block 420 on the movement of the cutter head 210, an avoiding groove 490 is provided on the fixed block 420, and in fact, the depth of the avoiding groove 490 is greater than the depth of the groove formed on the test strip.

With further reference to fig. 1 to 3, the slotting mechanism 200 includes a driving motor 230 and a transmission 220, the driving motor 230 and the transmission 220 are both mounted on the base 100, an input end of the transmission 220 is connected to an output end of the driving motor 230, and an output end of the transmission 220 is connected to the cutter disc 210. The driving motor 230 may be a conventional motor, and the transmission 220 is provided to control the rotation torque of the cutter head 210, so as to ensure that the driving motor 230 can maintain a stable output state when cutting test strips with different hardness degrees. It should be noted that, in the present application, since the installation position of the cutter head 210 on the transmission 220 is fixed, in order to adjust different groove depths, the height adjustment of the test strip bar can be realized by increasing or decreasing shims on the sliding plate 410 in the present application.

As an improvement of the above technical solution, in an improvement of the present application, a control switch 120 is disposed on the base 100, and the control switch 120 is used for controlling the start and stop of the driving motor 230.

Referring to fig. 1-3, in order to better facilitate cutting of debris generated by the sample bar by the suction impeller 210, a specific configuration of the vacuum suction mechanism 300 is shown in one embodiment of the present application. The negative pressure dust suction mechanism 300 comprises a dust suction cover 310 and a dust suction pipe 320, wherein the dust suction cover 310 is installed on the transmission 220, the cutter head 210 is covered inside, one end of the dust suction pipe 320 is communicated with the dust suction cover 310, and the other end of the dust suction pipe 320 is communicated with external negative pressure equipment. In the present application, the suction pipe 320 is preferably connected to an external negative pressure device, which simplifies the structure of the entire incision apparatus.

In addition, the dust hood 310 can directly cover the material clamping mechanism 400 therein in this embodiment, or can only cover the material clamping mechanism 400 on the cutter head 210, for this reason, in an embodiment of the present application, the bottom of the dust hood 310 is provided with an opening 330 for avoiding the material clamping mechanism 400, and through such a design, debris generated when the whole cutter head 210 cuts a test strip can be limited in a small area, so that the dust hood 310 can perform suction conveniently.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A notching device for plastic granulation test sample strips is characterized by comprising

A base;

the grooving mechanism is arranged on the base, and a cutter head is rotatably arranged on the output end of the grooving mechanism;

the negative pressure dust suction mechanism is covered outside the grooving mechanism and positioned on the cutter head and used for sucking the debris;

the material clamping mechanism can be slidably arranged on a corresponding area of the base, which is positioned on the cutter head, and is used for clamping materials; the material clamping mechanism can drive materials to be close to or far away from the cutter head.

2. The notching device for plastic granulation test bars as defined in claim 1, wherein: the material clamping mechanism comprises a sliding plate, a fixed block and a movable block, the sliding plate can be slidably mounted on the base and located below the cutter head, the fixed block is arranged on one side, close to the cutter head, of the sliding plate, and the movable block can be adjustably mounted on the sliding plate in a position and can be matched with the fixed block to clamp materials.

3. The notching device for plastic granulation test bars as defined in claim 2, wherein: the material clamping mechanism further comprises an adjusting screw rod, one end of the adjusting screw rod is rotatably connected with the movable block, the sliding plate is provided with an installation seat, the installation seat is provided with a screw rod nut, and the other end of the adjusting screw rod movably penetrates through the screw rod nut and is provided with an adjusting flange.

4. The notching device for plastic granulation test bars as defined in claim 2, wherein: the base is provided with a sliding groove, and the sliding plate is slidably mounted on the sliding groove.

5. The notching device for plastic granulation test bars as defined in claim 2, wherein: and a limiting plate is arranged on one side of the sliding plate along the sliding direction of the sliding plate, and one end of the limiting plate is connected with the fixed block.

6. The notching device for plastic granulation test bars as defined in claim 2, wherein: and the fixed block is provided with an avoiding groove.

7. The notching device for plastic granulation test bars as defined in claim 1, wherein: the grooving mechanism comprises a driving motor and a transmission, wherein the driving motor and the transmission are both installed on the base, the input end of the transmission is connected with the output end of the driving motor, and the output end of the transmission is connected with the cutter head.

8. The notching device for plastic granulation test bars as defined in claim 7, wherein: the negative pressure dust collection mechanism comprises a dust collection cover and a dust collection pipe, the dust collection cover is installed on the transmission and is used for covering the cutter head inside, one end of the dust collection pipe is communicated with the dust collection cover, and the other end of the dust collection pipe is used for being communicated with external negative pressure equipment.

9. The notching device for plastic granulation test bars as defined in claim 8, wherein: the bottom of the dust hood is provided with an opening for avoiding the material clamping mechanism.

10. The notching device for plastic granulation test bars as defined in claim 7, wherein: the base is provided with a control switch, and the control switch is used for controlling the start and stop of the driving motor.