CN211389120U

CN211389120U - Double-saw blade cutting device

Info

Publication number: CN211389120U
Application number: CN201921202010.8U
Authority: CN
Inventors: 冯震; 李英杰; 杜兆峰; 郑章超
Original assignee: Qingdao Chenba Industry And Trade Co ltd
Current assignee: Qingdao Chenba Industry And Trade Co ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-09-01
Anticipated expiration: 2029-07-29

Abstract

The utility model provides a two saw bit cutting device, which comprises a motor, the action wheel, workstation and frame, the workstation is installed at the frame top, motor and action wheel are established in the workstation below, the action wheel passes through driving shaft installation forward cutting saw bit, the workstation below is equipped with first from the driving wheel and the second is from the driving wheel, first from the driving wheel, the second is installed respectively at first driven shaft from the driving wheel, the second driven shaft, first from the cover is equipped with drive disk assembly on driving wheel and the action wheel, drive disk assembly outside installation second is from the driving wheel, the second is from the driving wheel through the reverse cutting saw bit of second driven shaft installation, the second is from driving wheel and drive disk assembly sliding contact, forward cutting saw bit and reverse cutting saw bit are located the coplanar, the height that the workstation upside was stretched out to forward cutting saw bit is greater than the height that the reverse cutting saw. The utility model discloses a with the subtend cutting of a motor drive double saw piece, reduce consumption, volume and weight, reduce manufacturing cost.

Description

Double-saw blade cutting device

Technical Field

The utility model belongs to the cutting tool field relates to two-sided cutting structure and performance improvement, especially relates to a two saw blade cutting device.

Background

The wood board material with the painted surface on both sides is also called a paint-free board material, is used for decoration furniture such as a coat and hat room, a wall cabinet, wall decoration, a suspended ceiling, a wardrobe, a bookcase and the like, and is increasingly used for decoration and decoration in places such as households, businesses and the like because the material has the advantages of multiple aspects.

The traditional cutting saw cuts paint-free plates, the painting surface faces the direction of the saw blade, the priming paint surface faces away from the direction of the saw blade, and the saw teeth facing away from the cutting direction of the saw blade cut downwards to break the painting surface inevitably, so that the appearance of the paint-free plates around the cutting seam is very ugly. And the problem can be well solved by adopting a double-saw-blade structure for cutting. The two saw blades are arranged in front of each other and are opposite in turning direction, the cutting height of the reverse cutting saw blade is lower than that of the whole cutting material, only the primer surface is cut firstly, so that the primer surface can be prevented from paint collapse, and then the material is cut off wholly by the forward cutting saw blade, so that the paint collapse is prevented on the primer surface and the primer surface.

The existing double-saw-blade cutting tool, no matter a large-sized precise sliding table saw or a portable double-saw-blade cutting saw, mostly uses two cutting motors to respectively drive two sets of saw blades, controls the two cutting motors to rotate in opposite directions, namely, one cutting motor rotates forwards and the other cutting motor rotates backwards to realize the double-saw-blade cutting of the paint-free plate. Because of adopting the dual-motor drive, the existing dual-blade cutting tool has large power consumption and noise, occupies space, increases the volume of equipment and has higher cost.

"a dustless saw of portable two saw bit structures" as chinese patent (grant No. CN208497187U) discloses, including box and dust collecting chamber, the one end and the middle part of box inner wall one side are equipped with two pairs of slide rails, the other end passes through screw fixedly connected with dust absorption motor, be equipped with two cutting motors on two motor fixed plates respectively and pass through screw fixed connection, motor fixed plate sliding connection is on the slide rail, drive the lead screw through rotating the hand wheel dish and go up and down finely tuning the saw bit, the dust absorption motor inhales the dust absorption motor and gets rid of the dust bag of bottom half with the saw-dust in the dust collecting chamber through the dust absorption mouth. The utility model discloses on traditional sliding table saw basis, adopt 2 to turn to opposite cutting motor and drive big or small saw bit, little saw cut the groove, and the problem that the board cutting of lacquer collapses the limit can be solved effectively to the mode of big saw cutting, and when using the non-board cutting of exempting from to add, can rotate the hand wheel dish and drive the lead screw downwards, makes little saw bit income box in.

The dust-free saw disclosed by the above patent adopts double-motor driving, and still has the problems of energy consumption and large volume.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a single motor drive's two saw blade cutting device for solve the current cutting means that is used for exempting from paint plate material comparatively consume energy and the great problem of volume.

In order to realize the utility model discloses an aim at, adopt following technical scheme:

two saw bit cutting device, including motor, action wheel, workstation and frame, the workstation is installed at the frame top, and motor and action wheel are established in the workstation below, and the action wheel passes through driving shaft installation forward cutting saw bit, the workstation below is equipped with first from driving wheel and second from the driving wheel, and first from driving wheel, second are installed respectively on first driven shaft, second driven shaft, the cover is equipped with transmission part on first follow driving wheel and the action wheel, and the second is installed from the driving wheel outside the transmission part, and the second is followed the driving wheel and is passed through the driven axle installation backward cutting saw bit of second from the driving wheel, the second is followed driving wheel and transmission part sliding contact, the forward cutting saw bit is located the coplanar with the backward cutting saw bit, and the height that the workstation upside was stretched out to the forward cutting saw bit is greater than the height that the backward cutting saw.

In order to further improve the utility model discloses an effect can also adopt following technical scheme:

according to the double-saw-blade cutting device, the first driven shaft is mounted on the tensioning mechanism for adjusting the tightness of the transmission part.

Further, as for the double-saw-blade cutting device, the tensioning mechanism comprises a wheel seat, the first driven shaft and the wheel seat are vertically fixed, the wheel seat is mounted on the frame through an upper bolt and a lower bolt, the wheel seat is provided with an adjusting hole matched with the lower bolt, and the first driven shaft and the first driven wheel are driven to laterally move through the position of the adjusting wheel seat.

According to the double-saw-blade cutting device, the tensioning adjusting mechanism is arranged on the outer side of the tensioning mechanism.

Further, as for the double-saw-blade cutting device, the tensioning adjusting mechanism comprises a fixed seat, a screw rod and a tensioning bolt, the fixed seat is mounted on the frame, one end of the screw rod is connected with the fixed seat, the other end of the screw rod extends into the tensioning mechanism, the tensioning bolt is arranged on the screw rod, and the position of the tensioning mechanism can be adjusted through the tensioning bolt.

Further, in the double-blade cutting device, the tension adjusting mechanism is installed between the driving wheel and the first driven wheel.

In the above dual blade cutting apparatus, the transmission member is a belt.

In the double-blade cutting device, the second driven shaft and the second driven wheel are arranged on the upper side of the transmission part.

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

1. the utility model discloses a two sets of saw bits of single motor drive, through action wheel, first from driving wheel and drive disk assembly cooperation to drive reverse rotation's second from the driving wheel, thereby realize that forward cutting saw bit, reverse cutting saw bit are the upper varnish face, the priming paint face of meeting to exempting from the paint plate material, consequently can not produce and collapse the lacquer phenomenon, guarantee the cutting quality, drive the subtend cutting of two saw bits with a motor, make this device can reduce consumption, volume and weight, reduction in production cost.

2. In order to install, adjust and tension the transmission part and ensure the driving force and the cutting effect of the second driven wheel driving the reverse cutting saw blade, the first driven wheel is provided with the tension mechanism, and the side surface of the tension mechanism is provided with the tension adjusting mechanism which is convenient for adjusting the position of the tension adjusting mechanism.

3. The utility model discloses compact structure, small, easy to assemble and maintenance.

Drawings

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

fig. 2 is an enlarged view of the tension mechanism and the tension adjusting mechanism shown in fig. 1.

Reference numerals: 1-a frame, 2-a workbench, 3-a motor, 4-a driving wheel, 5-a forward cutting saw blade, 6-a first driven wheel, 7-a second driven wheel, 8-a transmission part, 9-a reverse cutting saw blade, 10-a wheel seat, 11-an upper bolt, 12-a lower bolt, 13-an adjusting hole, 14-a fixed seat, 15-a screw rod, 16-a tensioning bolt and 17-a cutting material.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, the double-blade cutting device disclosed in this embodiment is used for solving the problem that, in the cutting tool with the existing double-blade structure, an independent motor 3 is mostly adopted to drive and cut two sets of blades, so that the energy consumption and the noise are high, and the cutting tool is large in size and poor in portability due to the adoption of a plurality of motors.

Have motor 3, action wheel 4, workstation 2 and frame 1 among the two saw bit cutting device of this embodiment, workstation 2 installs at 1 tops of frame, and motor 3 and action wheel 4 are established in workstation 2 below, and action wheel 4 is through initiative axle installation forward cutting saw bit 5, and this partial structure is similar with current single saw bit slitting saw structure.

A saw blade opening corresponding to the saw blade is formed in the workbench 2, the saw blade extends out of the lower portion, a first driven wheel 6 and a second driven wheel 7 are arranged below the workbench 2, the first driven wheel 6 and the second driven wheel 7 are respectively arranged on a first driven shaft and a second driven shaft, the first driven shaft and the second driven shaft are fixed with the frame 1, a transmission part 8 is sleeved on the first driven wheel 6 and the driving wheel 4, the second driven wheel 7 is arranged on the outer side of the transmission part 8, the second driven wheel 7 is provided with a reverse cutting saw blade 9 through a second driven shaft, namely, the second driven wheel 7 and the reverse cutting saw blade 9 are positioned at the two ends of the second driven shaft, the second driven wheel 7 is in sliding contact with the transmission part 8, the second driven wheel 7 drives the reverse cutting saw blade 9 to synchronously move, the forward cutting saw blade 5 and the reverse cutting saw blade 9 are positioned on the same plane, and the height of the forward cutting saw blade 5 extending out of the upper side of the workbench 2 is larger than the height of the reverse cutting saw blade 9 extending out of the upper side of the workbench 2.

Particularly, this two saw bit cutting device is at the during operation, places cutting material 17 such as finish paint board on workstation 2, then promotes it and removes to reverse cutting saw bit 9, forward cutting saw bit 5, and motor 3 work drives action wheel 4 and forward cutting saw bit 5 and rotates, and action wheel 4 passes through transmission parts 8 such as belts and drives first from the rotation of driving wheel 6.

The second driven wheel 7 is placed on the outer side of the transmission part 8, and is driven to rotate by the friction force of the transmission part 8 and the second driven wheel 7, and meanwhile, the reverse rotation of the second driven wheel 7 is realized; the second driven wheel 7 drives the synchronized counter-cutting blade 9 in rotation.

The reverse cutting saw blade 9 firstly cuts the paint surface of the bottom surface of the material, and the paint surface faces the reverse cutting saw blade 9, so that the primer surface of the cutting material 17 can be prevented from paint collapse, and meanwhile, the cutting height of the reverse cutting saw blade 9 is lower than the thickness of the cutting material 17, so that the reverse cutting saw blade on the paint surface of the cutting material 17 can not cut; then, when the cutting material 17 moves into contact with the forward cutting blade 5, the painted surface faces the forward cutting blade 5, so that the painted surface is not cracked.

Moreover, because the primer surface is cut first, the forward cutting saw blade 5 cannot cut the primer surface at the moment, and finally the paint can be better ensured not to be cracked on the upper paint surface and the primer surface of the cutting material 17, so that the cutting quality is improved. Because the motor 3 is used for driving the opposite cutting of the double saw blades, the device can reduce the power consumption, the volume and the weight and reduce the production cost.

The specific implementation materials and modes are selected by taking the drawing of the specification as a drawing, the implementation is carried out according to the proportion and the matching mode of each part in the drawing of the specification, the common connection modes such as strong adhesive connection, welding, riveting connection, integral forming type connection and the like are adopted, and the corresponding connection mode, the thickness and the strength of the connection point can be selected creatively according to the actual connection strength requirement during actual manufacture.

In order to install, adjust and tension the transmission part 8 and ensure the driving force and the cutting effect of the second driven wheel 7 driving the reverse cutting saw blade 9, a tension mechanism is installed on the first driven wheel 6, and a tension adjusting mechanism which is convenient for adjusting the position of the tension mechanism is installed on the side surface of the tension mechanism.

As shown in fig. 2, the first driven shaft is mounted on the tensioning mechanism for adjusting the tightness of the transmission member 8. The tensioning mechanism is composed of a wheel seat 10, two sets of bolts and adjusting holes 13, a first driven shaft is vertically fixed with the wheel seat 10, the wheel seat 10 is installed on a rack 1 through an upper bolt 11 and a lower bolt 12, the periphery of the lower bolt 12 corresponding to the lower part of the wheel seat 10 is provided with the adjusting holes 13, namely, the wheel seat 10 can be adjusted in left and right lateral directions on the rack 1 by taking the upper bolt 11 as a circle center, and therefore the first driven shaft and a first driven wheel 6 are driven to move laterally by adjusting the position of the wheel seat 10.

The tension adjusting mechanism is installed outside the tension mechanism, and the tension adjusting mechanism in this embodiment is installed between the driving wheel 4 and the first driven wheel 6, so as to save installation space. The tension adjusting mechanism comprises a fixed seat 14, a screw rod 15 and a tension bolt 16, wherein the fixed seat 14 is installed on the rack 1, one end of the screw rod 15 is connected with the fixed seat 14, the other end of the screw rod extends into the tension mechanism, the tension bolt 16 is arranged on the screw rod 15, and the position of the tension mechanism can be adjusted through the tension bolt 16.

During installation and use, the first driven wheel 6 plays a role of a tension wheel and a driven wheel, the first driven shaft is installed on the wheel seat 10, the wheel seat 10 can rotate around the upper bolt 11, and after the first driven shaft rotates to a certain angle, the upper bolt 11 and the lower bolt 12 are screwed and fixed on the wheel seat 10.

The wheel seat 10 can be pushed to move laterally by adjusting the relative position of the tension bolt 16 on the screw, and meanwhile, the tightness of the belt can be adjusted, namely when the tension bolt 16 moves leftwards, the wheel seat 10 drives the first driven wheel 6 to rotate leftwards, so that the belt can be easily hung on the first driven wheel 6; when the tensioning bolt 16 moves rightwards, the wheel seat 10 can be propped against and rotate rightwards, and the belt is tensioned.

The technical contents not described in detail in the present invention are all known techniques.

Claims

1. Two saw bit cutting device, including motor, action wheel, workstation and frame, the workstation is installed at the frame top, and motor and action wheel are established in the workstation below, and the action wheel passes through driving shaft installation forward cutting saw bit, its characterized in that, the workstation below is equipped with first from driving wheel and second from the driving wheel, and first from driving wheel, second are installed respectively on first driven shaft, second driven shaft from the driving wheel, the cover is equipped with transmission part on first follow driving wheel and the action wheel, and the second is installed from the driving wheel outside the transmission part, and the second is followed the driving wheel and is passed through the reverse cutting saw bit of second driven shaft installation, the second is followed driving wheel and transmission part sliding contact, the forward cutting saw bit is located the coplanar with the reverse cutting saw bit, and the height that the workstation upside was stretched out to the forward cutting saw bit is greater than the height that the reverse cutting.

2. A double blade cutting apparatus as claimed in claim 1, wherein the first driven shaft is mounted on a tensioning mechanism for adjusting the tightness of the transmission member.

3. The double-blade cutting device as claimed in claim 2, wherein the tensioning mechanism comprises a wheel base, the first driven shaft is vertically fixed with the wheel base, the wheel base is mounted on the frame through an upper bolt and a lower bolt, the wheel base is provided with an adjusting hole matched with the lower bolt, and the position of the wheel base is adjusted to drive the first driven shaft and the first driven wheel to laterally move.

4. The dual blade cutting apparatus as claimed in claim 2, wherein a tension adjusting mechanism is installed outside the tension mechanism.

5. The double-saw-blade cutting device as claimed in claim 4, wherein the tensioning adjusting mechanism comprises a fixed seat, a screw rod and a tensioning bolt, the fixed seat is mounted on the frame, one end of the screw rod is connected with the fixed seat, the other end of the screw rod extends into the tensioning mechanism, the tensioning bolt is arranged on the screw rod, and the position of the tensioning mechanism can be adjusted through the tensioning bolt.

6. A double blade cutting apparatus as defined in claim 4 wherein the tension adjustment mechanism is mounted between the drive wheel and the first driven wheel.

7. The dual blade cutting apparatus of claim 1 wherein the drive member is a belt.

8. A double blade cutting apparatus as defined in claim 1, wherein said second driven shaft and second driven pulley are provided on the upper side of the transmission member.