CN206123794U - Waste material cutting device - Google Patents

Abstract

The utility model discloses a waste material cutting device, which solves the problem that when the blade cuts the waste material and is exposed to the outside, it will cause potential safety hazards and even accidents for operating personnel. The cutting knife located on the body also includes a protective plate covering the top of the cutting knife. There is an interval between the protective plate and the blade of the cutting knife. The protective plate is pivotally connected with the body. The limit block abutting against the cover surface of the protection plate, a waste material cutting device of the present invention can protect the safety of the operator in the case of normal cutting, and at the same time can realize the inspection and maintenance of the cutting knife, and the operation is convenient and safe.

Description

waste cutting device

technical field

The utility model relates to a cutting device, in particular to a waste material cutting device.

Background technique

Waterproof membrane is mainly used in building walls, roofs, tunnels, roads, landfills, etc., to resist external rainwater and groundwater leakage, a flexible building material product that can be rolled into rolls, as an engineering basis The leak-free connection with the building is the first barrier for the waterproofing of the entire project and plays a vital role in the entire project.

When the waterproof membrane is manufactured, it is necessary to cut off the burrs and adjust the size of the membrane. Most of the cutting machines are used to cut the membrane directly. However, when the blade is cut and rotated, the blade is exposed, which will bring safety to the operators. Hidden dangers are likely to cause personal accidents, and there is still room for improvement.

Utility model content

The purpose of the utility model is to provide a waste material cutting device, which can protect the safety of operators under normal cutting conditions, and at the same time realize the inspection and maintenance of cutting knives, and is convenient and safe to operate.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions:

A waste material cutting device, comprising a machine body and a cutting knife located on the machine body, and also includes a protective plate covering the top of the cutting knife, a space is kept between the protective plate and the blade of the cutting knife, and the protective plate is pivoted to the body Next, the side of the machine body close to the cutting knife extends outwards with a limit block for abutting against the covering surface of the protective plate.

With the above scheme, the protective plate is covered above the cutting knife and there is a gap between the protective plate and the blade, which can realize the isolation of the cutting knife, and protect the exposed cutting knife through the protective plate during operation to prevent cutting knife injuries As far as personnel are concerned, the pivotal structure of the protective plate and the body can realize the flipping of the protective plate on the body, so that the protective plate can be opened, and then the cutting knife can be replaced and repaired conveniently, and the limit block realizes the stable cover of the protective plate above the cutting knife.

Preferably, the protective plate includes a first baffle plate pivotally connected to the body and a second baffle plate slid through the first baffle plate, the sliding direction of the second baffle plate is along the first The board surface direction of a baffle plate is perpendicular to the end surface direction of the cutting knife.

With the above scheme, the first baffle plate and the second baffle plate of the protection plate slide through, and the adjustment of the protection plate can be realized, so that the length of the protection plate can be adjusted in the direction perpendicular to the end face of the cutting knife, ensuring protection The plate can completely cover the top of the cutting knife to avoid danger.

Preferably, the end surface of the second baffle plate is provided with a rack along its sliding direction, the end surface of the first baffle plate is extended outward with an elastic plate, and the side of the elastic plate close to the rack is provided with a clip. teeth, and the elastic plate drives the locking teeth to be engaged in the tooth grooves of the rack.

With the above scheme, the rack provided on the second baffle plate along the sliding direction can cooperate with the teeth of the elastic plate on the second baffle plate, and the elastic plate can realize the relative fit between the teeth and the rack, and the teeth can be locked. It is connected in the tooth groove of the rack to realize the relative position adjustment and fixation of the first baffle plate and the second baffle plate, and realize the telescopic setting of the protective plate.

Preferably, the end of the elastic plate bends away from the rack.

By adopting the above solution, the bending arrangement of the elastic plate can make it easy and labor-saving to adjust the engagement of the locking teeth and the rack of the elastic plate, and facilitate the operation.

Preferably, the end of the second baffle plate is provided with a baffle plate located outside the cutting knife and whose plate surface is parallel to the cutting knife, and a space is kept between the baffle plate and the cutting knife.

Using the above scheme, the baffle plate is arranged at the end of the second baffle plate and is located outside the cutting knife to protect the end face of the cutting knife in the vertical direction, and a gap is maintained between the baffle plate and the cutting knife to prevent cutting The contact between the knife and the baffle will damage the cutting knife.

As a preference, the end surface of the second baffle plate is provided with a sliding groove for the baffle plate to slide and pass through, and the opening direction of the sliding groove is perpendicular to the direction of the surface of the second baffle plate, and the baffle plate Both ends of the partition along the sliding direction are provided with limit pieces, and the width of the limit pieces is greater than the width of the sliding groove.

With the above scheme, the opening direction of the sliding groove provided on the end surface of the second baffle plate for the sliding of the baffle plate is perpendicular to the direction of the surface of the second baffle plate, and the baffle plate can be perpendicular to the first baffle plate in the sliding groove. The second baffle plate slides, and the pivoted structure of the protective plate can save space after the protective plate is flipped open and automatically slides downward under the action of gravity to avoid injury to personnel by the protruding baffle plate. The width of the stoppers at both ends is greater than the width of the sliding groove, which can ensure that the partition plate slides stably in the sliding groove and does not fall off.

Preferably, through holes are opened on the baffle.

By adopting the above scheme, the through hole provided on the baffle plate helps to check the operation state of the cutting knife, and will not become a blind spot for observation at an angle of view because of the baffle plate, which is convenient for real-time observation.

Preferably, the through hole has an opening extending along the sliding direction of the baffle plate, and the opening extends to an edge of the baffle plate close to the sliding groove.

With the above scheme, the baffle plate has an opening extending close to the edge of the sliding groove, which can reduce the mass of the protection plate to achieve stable support and protection of the protection plate. At the same time, the setting of the opening through hole provides convenient manual operation and can be quickly lifted Protective plate for inspection and replacement.

Preferably, the inner wall of the through hole is arc-shaped.

With the above solution, the arc-shaped through hole is easy to hold, comfortable and convenient, and at the same time, the through groove can be inserted into the drive rod provided at the end of the body away from the cutting knife, so as to realize the stable and smooth cooperation between the protection plate and the drive rod.

Preferably, both sides of the cutting knife are provided with roller shafts fixed to the machine body.

With the above scheme, the rollers installed on both sides of the body can press the coiled material to prevent the coiled material from being cut, and at the same time, can isolate the cutting knife on both sides of the machine body to avoid operational danger.

In summary, the utility model has the following beneficial effects:

1. The setting of the protective plate on the upper end of the cutting knife enables the cutting knife to be isolated and protected to prevent the operator from being injured. Adjust the position of the cutting knife to select a suitable position;

2. The teeth on the elastic plate on the first baffle plate cooperate with the rack on the second baffle plate, and the two can be connected by snap connection, and at the same time, the sliding length of the protection plate can be adjusted when it needs to be adjusted. control, thus ensuring that the cutting knife can be stably protected during operation, the sliding groove on the end of the second baffle plate can realize the penetration of the baffle plate, and the limit pieces set at both ends of the baffle plate Contrasted with the edge end surface of the sliding groove to prevent the sliding of the baffle;

3. The penetration setting of the baffle plate and the pivotal connection setting of the protection plate can realize that after the protection plate is opened, the protection plate can be turned over through the pivot connection, and the baffle plate can slide in the sliding groove to realize the inversion of the protection plate When attached to the body, the baffle can slide down along the sliding groove, preventing the baffle from protruding from the body, reducing space occupation and reducing damage to the protective plate.

Description of drawings

Fig. 1 is a structural schematic diagram 1 of the present embodiment;

Fig. 2 is the top view of present embodiment;

Fig. 3 is an enlarged view of part A in Fig. 2;

Fig. 4 is a sectional view of the protective plate in Fig. 3;

Fig. 5 is the structural schematic diagram II of this embodiment;

FIG. 6 is a schematic structural diagram III of this embodiment.

In the figure: 1, the body; 21, the first baffle; 22, the second baffle; 23, the elastic member; 24, the rack; 25, the baffle; 26, the limit piece; 27, the through hole; 28, limit block; 3, cutting knife; 31, rotating rod; 4, roller shaft.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail.

A waste material cutting device disclosed in this embodiment includes a body 1 and a cutting knife 3 located on the body 1, and also includes a protective plate covering the top of the cutting knife 3, and there is a gap between the protective plate and the cutting edge of the cutting knife 3 , the protection plate is pivotally connected to the body 1, and the side of the body 1 close to the cutting knife 3 extends outwards with a limit block 28 for abutting against the cover surface of the protection plate.

For the convenience and clarity of expression, the following is regarded as the initial state when the state of the protective plate is not explained. The initial state is the state when the protective plate is covered above the cutting knife 3. The end of the protective plate close to the body 1 is the lower end surface and Conflict on the limit block 28.

As shown in Figure 1 and Figure 2, the body 1 is installed on the console, the body 1 includes a motor, and the rotating shaft of the motor drives the rotation of the cutting knife 3, and the knife surface of the cutting knife 3 is perpendicular to the surface of the coil and parallel to the body 1 for close operation The end surface on one side of the table; a protective plate is installed on the body 1, and the protective plate is pivotally connected to the edge of the body 1 on the side close to the cutting knife 3, and the pivot joint extends vertically along the upper edge of the body 1 to the side of the cutting knife 3. As for the limiting block 28 of the cutting knife 3, when the protective plate protects the cutting knife 3, it interferes with the limiting block 28 to realize the stability of the protective plate, so as to prevent the protective plate from skewing downwards and affect the normal operation of the cutting knife 3.

As shown in Figure 3, it is a partially enlarged view of the protective plate in Figure 2, the protective plate includes a first baffle plate 21 and a second baffle plate 22, which are sleeved and slid between each other, and the first baffle plate 21 is sleeved In the second baffle plate 22, a rack 24 is arranged in the middle of the upper end surface of the second baffle plate 22, and the second baffle plate 22 is along the board surface direction of the first baffle plate 21 and perpendicular to the end surface of the cutting knife 3 direction sliding, and an elastic plate is provided on the opposite position of the first barrier plate 21 .

As shown in Figure 4, the side of the elastic plate close to the rack 24 is provided with locking teeth, and the elastic plate drives the locking teeth to engage in the tooth groove of the rack 24. A gap is formed so that the fingers can touch and pinch the curved end surface of the elastic plate, so that the elastic plate can be lifted up by applying force, so that the locking teeth are separated from the tooth grooves of the rack 24, and then the first barrier plate 21 and the second barrier plate can be separated. The plates 22 slide against each other, and after the finger is released, the teeth of the elastic member 23 are engaged in the slots under the elastic action to realize the limitation of the positions of the first baffle plate 21 and the second baffle plate 22 .

As shown in Fig. 2 and Fig. 4, the end portion of the second baffle plate 22 is provided with the baffle plate 25 that is positioned at the outside of the cutting knife 3 and the plate surface is parallel to the cutting knife 3, and the end surface of the second baffle plate 22 is provided with The sliding groove for sliding and passing through the partition plate 25, the sliding groove is arranged along the width direction of the first blocking plate 21, the end face of the slot hole of the sliding groove is arranged in a rectangular shape, and is vertically connected to the bottom of the first blocking plate 21 On the end face, both ends of the baffle plate 25 along its sliding direction are provided with limiters 26, the width of the limiter 26 is greater than the width of the sliding groove, and the limiter 26 is in contact with the two end faces of the sliding groove to Prevent the protective plate from slipping off.

As shown in FIG. 3 , the baffle plate 25 is provided with an arc-shaped through hole 27 , the through hole 27 has an opening extending along the sliding direction of the baffle plate 25 , and the opening extends to the baffle plate 25 close to the sliding. On the upper edge of the groove, the arc-shaped through hole 27 is convenient for holding and observing.

As shown in Figure 2, roller shafts 4 are fixedly installed on both sides of the body 1, and the roller shafts 4 are rolled on the coiled material. On the end face, the rotating rod 31 is provided with a telescopic spring. When the rotating rod 31 is linked with the rotating shaft of the motor, the cutting knife 3 is driven to rotate for cutting. Cutting adjustment is carried out, and the arc-shaped opening on the baffle plate 25 can make the baffle plate 25 set up against the outer wall of the rotating rod 31 after the protective plate is turned over, so as to achieve good contact between devices.

As shown in Figure 5, it is the state that the protective plate is turned up at a certain angle along the pivot joint. When the cutting knife 3 stops working, the hand can pass through the through hole 27 of the baffle plate 25 and hold the second baffle plate 22. On the upper and lower end faces of the protective plate, the protective plate is turned over, and the protective plate leaves the conflicting limit block 28 and rotates along the pivot mechanism on the edge of the body 1. The teeth are separated from the rack 24, so that the second baffle plate 22 can slide along the direction perpendicular to the end surface of the baffle plate 25 until the length of the end surface of the protection plate is adjusted to be similar to the length of the upper end surface of the body 1 so that the protection plate can fit Collision on the upper end face of the body 1.

As shown in Figure 6, the protective plate is flipped 180 degrees along the pivot joint to fit against the upper end surface of the body 1, the cutting knife 3 is exposed for replacement and maintenance, and the baffle plate 25 slides along the The slot slides downward, and the stopper 26 at the end of the baffle plate 25 away from the through hole 27 collides with the sliding groove, and the arc-shaped structure of the through hole 27 is cooperatingly erected on the outer surface of the rotating rod 31; the rotating rod 31 is linked With the cutting knife 3, a spring is arranged behind the rotating rod 31, which can control the distance between the cutting knife 3 and the end face of the body 1 by adjusting the expansion and contraction of the spring, and then change the trimming width setting of the cutting knife 3 cutting material. When the position of the cutting knife 3 changes Finally, when the protective plate is covered with the cutting knife 3, it is necessary to adjust the interlocking position of the teeth and the rack 24 to change the relative sliding of the first baffle plate 21 and the second baffle plate 22, so that the end face of the protective plate The length is changed according to the position of the cutting knife 3 to protect.

The working process is as follows:

1. After installing the cutting knife 3, turn the protective plate over along the pivot joint, hold the second baffle plate 22 through the through hole 27 of the baffle plate 25, lift the protective plate, and lift up the first baffle The elastic plate on the plate 21 makes the teeth on the elastic plate separate from the tooth grooves of the rack 24, and slides the second baffle plate 22 to change the length of the protective plate to match the position of the cutting knife 3. When the protective plate is just able to cover After closing and protecting the cutting knife 3, loosen the elastic plate, then the locking teeth of the elastic plate are embedded in the tooth grooves of the rack 24, so as to realize clamping and fixing;

2. Due to gravity, the baffle plate 25 slides from the through hole 27 to cover the front end of the end face of the cutting knife 3, the arc-shaped opening of the through hole 27 can observe the situation of the cutting knife 3, and the baffle plate 25 slides along the The stoppers 26 provided at both ends of the shift are in contact with the edge of the through hole 27, so that the position of the baffle plate 25 is fixed;

3. The roller shaft 4 is pressed on the coiled material, the cutting knife 3 cuts, and the cut waste material is pulled out from the upper end of the roller shaft 4 at the other end to the outside for processing;

4. After the operation is completed, turn off the motor, and the cutting knife 3 stops working; when the cutting knife 3 needs to be overhauled and replaced, the hands are held on the two ends of the second baffle plate 22 through the through hole 27, and the protective plate along the Lift up the pivot joint to turn it over, lift up the elastic plate to adjust the position of the teeth and tooth grooves, insert the slot into the slot after selecting the position and fix the protection plate, and hold the protection plate at the through hole 27. The plate is flipped over and attached to the body 1, the partition plate 25 slides down along the sliding groove, the block of the partition plate 25 is in contact with the sliding groove, and the through hole 27 fits with the side wall of the rotating rod 31. The baffle plate 25 is also attached to one side of the side wall of the machine body 1 .

This specific embodiment is only an explanation of the utility model, and it is not a limitation of the utility model. After reading this description, those skilled in the art can make modifications to the embodiment without creative contribution according to needs, but as long as it is within the utility model All new claims are protected by patent law.

Claims (10)

1. a kind of waste material cutting apparatus, including body (1) and the cutter (3) on body (1), is characterized in that：Also include Interval, the guarantor are maintained between the knife edge of the protection board being covered on above cutter (3), the protection board and cutter (3) Backplate and body (1) pivot joint, the body (1) is outward extended near the side of cutter (3) and is covered for abutting protection board The limited block (28) in face.

2. waste material cutting apparatus according to claim 1, is characterized in that：The protection board includes being articulated in body (1) First baffles (21) and sliding are arranged in second baffles (22) of the first baffles (21), second baffles (22) Glide direction along the first baffles (21) plate face direction and perpendicular to the end face direction of cutter (3).

3. waste material cutting apparatus according to claim 2, is characterized in that：The end face of second baffles (22) is slided along it Move direction and be provided with tooth bar (24), the end face of first baffles (21) is outward extended with elastic plate, and the elastic plate is close The one side of tooth bar (24) is provided with latch, and the elastic plate drives latch to be connected in the teeth groove of tooth bar (24).

4. waste material cutting apparatus according to claim 3, is characterized in that：The end of the elastic plate is away from tooth bar (24) direction bending.

5. waste material cutting apparatus according to claim 2, is characterized in that：The end of second baffles (22) is provided with position In cutter (3) outside and plate face parallel to cutter (3) bulkhead (25), the bulkhead (25) and cutter (3) it Between maintain interval.

6. waste material cutting apparatus according to claim 5, is characterized in that：The end face of second baffles (22) is offered For the slippage slot that bulkhead (25) sliding wears, the slippage slot opens up plate face side of the direction perpendicular to the second baffles (22) To, finite place piece (26) is all provided with along the two ends of its glide direction on the bulkhead (25), the width of the locating part (26) is big In the width of slippage slot.

7. waste material cutting apparatus according to claim 6, is characterized in that：Through hole is offered on the bulkhead (25) (27)。

8. waste material cutting apparatus according to claim 7, is characterized in that：Cunning of the through hole (27) along bulkhead (25) Move direction and be extended with opening, the opening is extended in bulkhead (25) near the edge of slippage slot.

9. waste material cutting apparatus according to claim 8, is characterized in that：The inwall of the through hole (27) is in arc-shaped.

10. waste material cutting apparatus according to claim 1, is characterized in that：The both sides of the cutter (3) are equipped with fixation In the roll shaft (4) of body (1).