CN109605491B - Pull rod type bench saw with dust collection function - Google Patents
Pull rod type bench saw with dust collection function Download PDFInfo
- Publication number
- CN109605491B CN109605491B CN201910083515.5A CN201910083515A CN109605491B CN 109605491 B CN109605491 B CN 109605491B CN 201910083515 A CN201910083515 A CN 201910083515A CN 109605491 B CN109605491 B CN 109605491B
- Authority
- CN
- China
- Prior art keywords
- saw
- dust collection
- box
- closed box
- pull rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
- B27B5/16—Saw benches
- B27B5/18—Saw benches with feedable circular saw blade, e.g. arranged on a carriage
- B27B5/181—Saw benches with feedable circular saw blade, e.g. arranged on a carriage the saw blade being arranged underneath a work-table
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G3/00—Arrangements for removing bark-zones, chips, waste, or dust, specially designed for use in connection with wood-working machine or in wood-working plants
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
Abstract
The invention discloses a pull rod type bench saw with a dust collection function, which comprises a workbench, a saw frame, a pull rod, a saw blade and a motor for driving the saw blade, wherein the workbench is arranged at the top of the saw frame, a saw groove is formed in the workbench, the upper part of the saw blade penetrates through the saw groove and extends to the upper side of the workbench, a closed box is arranged at the position of the saw groove on the lower side of the workbench, the closed box is arranged at the periphery of the lower part of the saw blade, a rotating shaft is arranged at the upper part of the closed box and can rotate relative to the saw frame, and a sliding mechanism is arranged on the closed box and drives the closed box to slide along the direction parallel to the rotating shaft through the pull rod; the sliding mechanism, the closed box, the saw blade, the motor and the rotating shaft can synchronously rotate; the saw frame is provided with a dust collection mechanism which is communicated with the closed box. According to the invention, the rotating shaft and the airtight box are arranged, and the airtight box, the saw blade, the motor and the rotating shaft can synchronously rotate, so that the inclination angle of the adjustable saw blade is increased, and the dust collection effect is improved.
Description
Technical Field
The invention relates to a table saw, belongs to the technical field of electric tools, and particularly relates to a pull rod type table saw with a dust collection function.
Background
The bench saw is widely applied to the processing of materials such as timber, section bar, and the common bench saw comprises a saw blade, a power system for driving the saw blade, a working table surface and a saw frame for supporting the working table. The workbench is called workbench for short and is mainly used for supporting, positioning and the like in material processing.
When the table saw cuts materials, a large amount of sawdust dust is generated, so that on one hand, the sawdust is easy to fly away, and the health of personnel is adversely affected; on the other hand, dust generated in the processing process is scattered wantonly, cleaning is troublesome and secondary pollution is easy to cause, so that the dust-free bench saw for realizing dust removal is applied during cutting processing.
However, in practical application, the existing dust-free table saw still has defects in dust collection and chip removal, and particularly, for the dust-free table saw with the tiltable saw blade, the tilting range of the existing saw blade is narrow, so that the processing requirement cannot be met; in addition, when the saw blade is inclined, the closed box where the saw blade cavity is positioned and the workbench relatively move, so that the closed box cannot be effectively sealed, and the vacuum degree of the closed box is reduced; dust generated by cutting of the saw blade overflows from a gap between the closed box and the workbench, so that the dust cannot be effectively sucked, and dust collection efficiency is reduced.
As disclosed in chinese patent (application publication No. CN 107150378A), a dust-free table saw is disclosed which uses a foldable sealing boot to seal the gap between the blade slot and the blade cavity, which has an internal dust suction channel for maximizing dust collection. Another modified table saw uses a U-shaped blade cavity with a bulkhead, the table saw having a built-in lift/lower mechanism for lifting/lowering the blade and a built-in tilt mechanism for tilting the blade. The bench saw also uses a dustproof saw blade protective cover to optimize dust collection effect.
The applicant's prior patent (grant publication number CN 204221894U) discloses a "structure-improved table saw", which comprises a bottom box and a dust collection assembly, wherein the upper end part of the bottom box is provided with a table top plate, the table top plate is provided with a saw blade, the inside of the bottom box is provided with a saw blade driving assembly, the saw blade driving assembly comprises a motor, a closed box and a motor connecting plate, the motor and the closed box are respectively arranged on the motor connecting plate, and the motor connecting plate is provided with two center shafts which are arranged oppositely; the iron bottom box is provided with a saw blade angle adjusting component corresponding to the motor connecting plate. When the wood cutting machine works, the motor drives the saw blade to rotate so as to finish wood cutting; the angle of the motor connecting plate can be rotationally adjusted through the saw blade angle adjusting component, so that the cutting angle of the saw blade is adjusted, and the special angle cutting processing requirement can be met; the dust collection assembly can concentrate and store the saw dust generated when the saw blade cuts wood.
According to the dust-free bench saw, the saw blade cavity or the closed box is fixed, so that the saw blade is narrow in inclination angle range, the sealing structure is complex, and the dust collection effect is insufficient; for the problem that dust overflows from the gap between the closed box and the workbench, the prior art still has no good solving measure.
Disclosure of Invention
The invention provides a pull rod type bench saw with a dust collection function, which is used for solving the problems that an existing dust-free bench saw with a tiltable saw blade is narrow in the tilting angle range, and a closed box cannot be effectively sealed due to the tilting of the saw blade, so that the vacuum degree and the dust collection effect are reduced.
In order to achieve the purpose of the invention, the following technical scheme is adopted:
the pull rod type bench saw with the dust collection function comprises a workbench, a saw frame, a pull rod, a saw blade and a motor for driving the saw blade, wherein the workbench is arranged at the top of the saw frame, a saw groove is formed in the workbench, the upper part of the saw blade penetrates through the saw groove and extends to the upper side of the workbench, a closed box is arranged at the lower part of the saw groove and positioned at the lower part of the saw groove, the closed box is arranged at the periphery of the lower part of the saw blade, a rotating shaft is arranged at the upper part of the closed box and can rotate relative to the saw frame, and a sliding mechanism is arranged on the closed box and drives the closed box to slide along the direction parallel to the rotating shaft through the pull rod; the sliding mechanism, the closed box, the saw blade, the motor and the rotating shaft can synchronously rotate; the saw frame is provided with a dust collection mechanism which is communicated with the closed box.
In order to further improve the effect of the invention, the following technical scheme can be adopted:
the pull rod type bench saw with the dust collection function is characterized in that the dust collection mechanism is used for negative pressure dust collection and comprises a dust collection motor, a sealing box, a dust collection bag and a connecting pipe, the dust collection bag is arranged in the sealing box, the inlet end of the connecting pipe is connected with the inner cavity of the sealing box, the outlet end of the connecting pipe is connected with the inlet of the sealing box, the inlet of the integration bag corresponds to the inlet of the sealing box, and the inlet of the dust collection motor is communicated with the outlet of the sealing box through an air pipe.
The pull rod type bench saw with the dust collection function comprises the inner sealing piece, the outer sealing piece and the movable sealing mechanism, wherein the inner sealing piece and/or the outer sealing piece are/is connected with the rotating shaft, the movable sealing mechanism is arranged on the upper portion of the outer sealing piece, and the rotating shaft and the movable sealing mechanism are respectively located on two sides of a saw face of the saw blade.
The pull rod type bench saw with the dust collection function comprises a fixed sealing piece and a movable sealing piece, wherein the movable sealing piece is arranged on the outer sealing piece, and the fixed sealing piece is fixed with the closed box, the saw frame or the workbench; when the closed box rotates, the movable sealing piece and the fixed sealing piece can be pulled apart or overlapped relatively; the pulling-open or overlapping structure of the movable sealing piece and the fixed sealing piece is an arc-shaped surface.
The pull rod type bench saw with the dust collection function is characterized in that the movable sealing mechanism is at least provided with one middle sealing piece, and the middle sealing piece can be relatively pulled or overlapped between the movable sealing piece and the fixed sealing piece.
The pull rod type bench saw with the dust collection function is characterized in that the two ends of the rotating shaft are provided with the rotating brackets, the two rotating brackets are respectively arranged on the inner sides of the corresponding saw frames, and the airtight box and the sliding mechanism are fixed between the two rotating brackets through the connecting piece.
The pull rod type bench saw with the dust collection function is characterized in that the fixing frame is arranged between the rotating support and the saw frame, the fixing frame and the saw frame are fixedly installed, and two ends of the rotating shaft are respectively matched with the two fixing frames through the bearings.
The pull rod type bench saw with the dust collection function comprises the sliding rail and the sliding seat, wherein the sliding seat is arranged at the lower part of the outer side of the closed box, and the sliding seat is matched with the sliding rail.
As described above, the pull rod type bench saw with dust collection function is characterized in that the mounting frame is fixedly arranged on the outer side of the closed box, the inner end of the pull rod is fixed on the mounting frame, and the outer end of the pull rod extends out of the side face of the saw frame.
The pull rod type bench saw with the dust collection function is characterized in that the protective cover is arranged above the saw groove of the workbench, the saw frame is of a box structure, and the dust collection mechanism is provided with the protector for relieving and prompting dust fullness.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the rotating shaft is arranged at the upper part of the closed box, the sliding mechanism, the closed box, the saw blade, the motor and the rotating shaft can synchronously rotate, so that the adjustable inclination angle of the saw blade is increased, the processing requirement of a larger range of materials can be met, and the application range of the pull rod type bench saw for processing the materials is enlarged.
2. The movable sealing mechanism is arranged on the closed box, so that a rotating gap between the closed box and the workbench is sealed when the saw blade is inclined, and dust generated when the saw blade cuts timber, sectional materials and the like is prevented from overflowing from the gap; meanwhile, as the high vacuum degree in the closed box can be kept, dust in the closed box is led out under the negative pressure state, and the dust collection efficiency is improved well. When the closed box and the saw blade synchronously rotate along with the rotating shaft, the fixed sealing piece, the movable sealing piece and at least one middle sealing piece are relatively overlapped or pulled apart, so that the gap between the closed box and the workbench is in a sealing state at any position.
3. The dust collection mechanism is reasonable in design, and is integrally formed by a shield, a closed box, a connecting pipe, a sealing box, an air duct, a dust collection motor and the like from top to bottom, so that dust guiding resistance is small. When the dust collecting device works, dust generated by cutting materials by the saw blade enters the closed box along the rotating direction under the driving of the saw blade, and the dust is sucked into the closed box from a cut part under the action of negative pressure and enters the dust collecting bag through the outlet of the closed box, the connecting pipe and the inlet of the sealing box; the specially designed shield ensures that dust does not leak; the dust collection motor sucks air through the air duct, negative pressure is generated in the sealing box, and filtered air is discharged through an outlet of the dust collection motor, so that efficient dust collection and dust removal are realized.
4. Dust is collected in the dust collecting bag by utilizing the dust collecting motor, and the dust collecting bag is fixed in the sealed box in a movable connection mode, so that the cleaning is simple and convenient. The protector is used for pressure relief and prompt alarm, and when the dust in the dust collecting bag is too full or the pressure of the sealing box is too low, air is put in, and meanwhile, the alarm is carried out, so that overload burning of the dust collection motor is avoided. The saw blade slides back and forth through the sliding mechanism, so that precise cutting is realized. The wood chip cover plate is arranged in the cutting gap between the saw blade and the workbench, so that thin wood chips can be prevented from entering the airtight box to block the air outlet, and the dust collection effect is affected.
5. According to the invention, the saw blade, the motor and the closed box are fixedly installed, and the saw blade is integrally moved, and is positioned through the closed box during installation, so that the installation precision of the saw blade is improved, the stability of the saw blade during cutting is ensured, the rotation of the saw blade is stable, the cutting stability and the processing precision are ensured, and the dust and bits amount can be reduced. The rotating shaft and the movable sealing mechanism are respectively positioned at two sides of the saw face of the saw blade, so that the sealing device has a compact structure, and the dust collection rate reaches below 95% through test detection, and has the advantages of strong dust collection effect and good use effect.
Drawings
FIG. 1 is an exploded schematic view of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the table of FIG. 1;
FIG. 3 is an enlarged schematic view of the enclosure and slide mechanism of FIG. 1;
FIG. 4 is an enlarged schematic view of the suction mechanism shown in FIG. 1;
fig. 5 is an enlarged schematic view of the saw frame (part) shown in fig. 1.
Reference numerals: 1-a shield; 2-a workbench; 3-saw blade; 4-sealing the box; 41-closing the box outlet; 5-sliding rails; 6-a dust collection motor; 7-sawing the frame; 71-left box; 72-right box; 73-box bottom plates and 8-connecting pipes; 9-a protector; 10-a dust collecting bag; 11-a seal box; 111-sealing the box inlet; 112-sealing the tank outlet; 12-an electric motor; 13-an air pipe; 14-rotating the bracket; 15-a slide; 16-rotating shaft; 17-pull rod, 18-mount, 19-mounting bracket.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of 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 apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
For the convenience of understanding and describing the present embodiment, the left and right sides shown in fig. 1 correspond to the left and right directions described as embodiments, and the flow direction of dust air flow when the saw blade cuts is shown by arrows in fig. 1.
As shown in fig. 1, the pull rod type table saw with dust collection function disclosed in the present embodiment includes a table 2, a saw frame 7, a pull rod 17, a saw blade 3, and a motor 12 for driving the saw blade.
As shown in fig. 4 and 5, the working table 2 is mounted on top of the saw frame 7, and the saw frame 7 used in the present embodiment is a box structure, and is composed of a box wall and a box bottom plate 73, and the working table 2 is supported and protected by the box wall. For the convenience of installation and heat dissipation, the box structure is divided into a left box 71 and a right box 72 from space division, the left box 71 is correspondingly provided with a sealing box 11, the right box 72 is correspondingly provided with a dust suction motor 6 and an air pipe 13, the upper part of the box wall is provided with a heat dissipation hole of the motor 12, the box bottom plate 73 at the position of the right box 72 is provided with a through hole, and the through hole and the heat dissipation hole on the box wall form air convection to ensure the heat dissipation effect.
The pull rod 17 extends out of one side wall of the saw frame 7, is provided with an angle adjusting arc groove and a corresponding angle and pull rod 17 movable groove, is arranged on a fixing frame 18 in the side wall, and is also provided with an arc groove and a pull rod 17 movable groove.
As shown in fig. 2 and 3, a cover 1 and a saw groove are provided on the table 2, and an upper portion of the saw blade 3 extends to an upper side of the table 2 through the saw groove. The lower side of the workbench 2 is provided with a closed box 4 at the saw groove part, and the closed box 4 is arranged at the periphery of the lower part of the saw blade 3.
With continued reference to fig. 3, a rotating shaft 16 is provided at the upper part of the closed box 4, the rotating shaft 16 can rotate relative to the saw frame 7, a sliding mechanism is provided on the closed box 4, and the closed box 4 is driven to slide along a direction parallel to the rotating shaft 16 by a pull rod 17; the sliding mechanism, the closed box 4, the saw blade 3, the motor 12 and the rotating shaft 16 can synchronously rotate.
The saw frame 7 is provided with a dust collection mechanism which is communicated with the closed box 4. The rotating shaft 16 is positioned at the upper part of the closed box 4, and the rotating shaft 16 is connected with the workbench 2 or the saw frame 7 and is used for installing and positioning the closed box 4, the saw blade 3, the motor 12 and other parts. The wood chip cover plate is arranged in the cutting gap between the saw blade 3 and the workbench 2, so that thin wood chips can be prevented from entering the closed box 4 to block the air outlet, and the dust collection effect is affected.
The sliding mechanism comprises a sliding rail 5 and a sliding seat 15, the sliding seat 15 is arranged at the lower part of the outer side of the closed box 4, the sliding seat is matched with the sliding rail 5, the sliding mechanism, the closed box 4 and the rotating shaft 16 can synchronously rotate, the sliding seat 15 is arranged at the outer side of the closed box 4, and the sliding seat 15 slides on the sliding rail 5 to drive the saw blade 3 to move to the left side or the right side, so that the accurate cutting of the saw blade on materials is realized.
As shown in fig. 1 and 4, the dust collection mechanism of the present embodiment is a negative pressure dust collection system, and includes a dust collection motor 6, a sealed box 11, a dust collection bag 10 and a connecting pipe 8, wherein the dust collection bag 10 is disposed in the sealed box 11, an inlet end of the connecting pipe 8 is connected with an outlet 41 of the sealed box, an outlet end of the connecting pipe 8 is connected with an inlet 111 of the sealed box, an inlet of the dust collection bag is matched with an inner side of the inlet 111 of the sealed box, and an inlet of the dust collection motor 6 is communicated with an outlet 112 of the sealed box through an air pipe 13. The connection pipe 8 is a hose, such as a rubber hose, a metal hose, etc., as it is required to move along with the airtight box 4.
As shown in fig. 3, the sealing box 4 includes an inner sealing member, an outer sealing member and a movable sealing mechanism, in this embodiment, the inner sealing member, the outer sealing member and the rotating shaft 16 are connected together after being staggered from the saw blade position, the movable sealing mechanism is arranged on the upper portion of the outer sealing member, and the rotating shaft and the movable sealing mechanism are respectively located on two sides of the saw blade 3. The inner sealing element is buckled with the periphery of the lower part of the outer sealing element to form a closed box 4, the closed box 4 is fixedly installed with the saw blade 3 and the motor 12, the inner sealing element is fixedly installed with the motor 12, the saw blade 3 is installed in the closed box 4 through the motor 12 shaft, the saw blade 3 is exposed out of an upper opening of the closed box 4, and a closed box outlet 41 is arranged at the lower part of the closed box 4.
The movable sealing mechanism in the embodiment comprises a fixed sealing piece and a movable sealing piece, wherein the movable sealing piece is arranged on the outer sealing piece, and the fixed sealing piece is fixed with the closed box 4; when the closed box 4 rotates, the movable sealing sheets and the fixed sealing sheets can be relatively pulled apart or overlapped. The pulling or overlapping structure of the movable sealing piece and the fixed sealing piece is an arc-shaped surface. The center axis of the arc surface coincides with the center axis of the rotary shaft 16.
The rotating shaft 16 and the movable sealing mechanism are respectively positioned at two sides of the saw surface of the saw blade 3, and the movable sealing mechanism is arranged at the upper part of the outer sealing piece at one side of the saw blade 3, so that the tiltable angle of the saw blade 3 is increased. Because here when saw bit 3 slope cutting material, airtight box 4 can produce the clearance with workstation 2, if do not carry out sealed processing, the dust can spill over when saw bit 3 cuts, simultaneously, also leads to the vacuum in airtight box 4 to reduce, and the two stack leads to dust removal difficulty, dust absorption efficiency to reduce.
In actual use, the inclination angle of the saw blade 3 is required to be changed continuously according to the processing requirement, so that the sealing of the gap is difficult to process all the time, and the movable sealing mechanism can adjust the sealing size along with the change of the gap, thereby ensuring that the gap between the closed box 4 and the workbench 2 is in a sealing state at any position.
The movable sealing mechanism is at least provided with a middle sealing piece which can be oppositely pulled or overlapped between the movable sealing piece and the fixed sealing piece. When the closed box 4 and the saw blade 3 synchronously rotate along with the rotating shaft 16, the fixed sealing piece, the movable sealing piece and at least one middle sealing piece are relatively overlapped or pulled away, so that the gap between the closed box 4 and the workbench 2 is ensured to be in a sealing state at any position; through setting up the middle sealing piece, be favorable to guaranteeing sealed effect, the setting of the big cutting inclination of cooperation saw bit 3.
Specifically, the dust collection mechanism of the invention is integrally composed of a shield 1, a closed box 4, a connecting pipe 8, a sealed box 11, an air pipe 13, a dust collection motor 6 and other parts. When the dust collecting device is in operation, after the motor 12 is started, the saw blade 3 is driven to rotate to realize cutting of materials, dust generated by wood cutting at the front end of the saw blade 3 enters the sealed box 4 along the rotating direction under the driving of the saw blade 3, and the dust is sucked into the sealed box 4 from a cut part under the action of negative pressure and enters the dust collecting bag 10 through the sealed box outlet 41, the connecting pipe 8 and the sealed box inlet 111. The dust collection motor 6 sucks air through the air duct, so that negative pressure is generated in the sealing box 11, and sucked air is discharged through an outlet of the dust collection motor 6, so that efficient dust removal and dust removal are realized. Dust collection motor 6 collects the dust in dust bag 10, and dust bag 10 is fixed in sealed box 11 with movable connection mode, and the clearance is simple and convenient.
When the material is vertically cut, the saw blade 3 and the workbench 2 form a 90-degree vertical state, at the moment, the gap between the closed box 4 and the workbench 2 is the largest, and the fixed sealing sheet and the movable sealing sheet in the movable sealing mechanism are relatively pulled apart, so that the gap can be sealed; when the cutting angle is required to be adjusted to realize the inclined cutting of the saw blade, the closed box 4 rotates around the rotating shaft 16 through the structure of the angle adjusting part and the like of the pull rod type bench saw, the motor 12 and the saw blade 3 synchronously rotate, the fixed sealing sheets and the movable sealing sheets in the movable sealing mechanism are relatively overlapped, and meanwhile, the sealing of the closed box 4 and the contraction of the movable sealing mechanism are realized.
As shown in fig. 3, two ends of the rotating shaft 16 are provided with rotating brackets 14, two sets of rotating brackets 14 are respectively arranged on the inner sides of the corresponding saw frames 7, and the closed box 4 and the sliding mechanism are fixed between the two rotating brackets 14 through connecting pieces. A fixing frame 18 is arranged between the rotating bracket 14 and the saw frame 7, the fixing frame 18 is fixed with the saw frame 7, and two ends of the rotating shaft 16 are matched with the fixing frame 18 through bearings. Through rotating support 14, form a stable overall structure with airtight box 4, motor 12, saw bit 3 and slide mechanism, guarantee saw bit 3 cutting inclination adjustment precision and the stability of cutting, combine the mount 18 that sets up, make things convenient for above-mentioned parts equipment, fix a position fixedly with saw frame 7, easy to assemble and maintenance improve work efficiency.
With continued reference to fig. 3, a mounting frame 19 is fixedly arranged on the outer side of the closed box 4, the inner end of a pull rod 17 is fixed on the mounting frame 19, and the outer end of the pull rod 17 extends out of the side surface of the saw frame 7. The slide seat 15 in the sliding mechanism is arranged at the bottom of the mounting frame 19, the slide rail 5 is arranged below the slide seat 15, and at the moment, the inner end of the pull rod 17 is positioned in the middle area of the longitudinal whole of the movable frame and the closed box 4, so that the moving stability of the left side and the right side of the saw blade 3 is realized, and better precision cutting is ensured.
As shown in fig. 2, in this embodiment, a shroud 1 is provided on a saw groove of a table 2 to prevent dust generated during cutting of a material from leaking. The negative pressure dust collection mechanism is provided with a protector 9 for releasing and prompting full dust. The protector 9 is used for pressure relief and prompt alarm, and when the dust in the dust collecting bag 10 is too full and the pressure of the sealing box 11 is too low, the air is automatically started to be put in, and meanwhile, the alarm is carried out, so that the overload burning of the dust collection motor 6 is avoided.
According to the invention, a larger inclination angle of the saw blade 3 can be realized, the saw blade 3 and the motor 12 are fixedly installed and integrally act with the closed box 4, so that the stability of the saw blade 3 in vertical cutting or inclined cutting is ensured, the rotating shaft 16 and the movable sealing mechanism are respectively positioned at two sides of the saw surface of the saw blade 3, the pull rod 17 type table saw is compact in structure, the closed box 4 can prevent dust generated by cutting timber, sectional materials and the like by the saw blade 3 from overflowing from a gap between the closed box 4 and the workbench 2, and the higher vacuum degree in the closed box 4 can be kept, so that the dust is led out in a negative pressure state, and the dust collection efficiency is better improved.
The specific materials, processing and installation of the embodiment are implemented according to the proportion and the matching mode of each component in the drawing of the specification by taking the drawing of the specification as the drawing, and common connection modes such as welding, riveting, bolts, integrally formed connection and the like are adopted, so that the corresponding connection mode, the thickness and the strength of the connection point do not need to be creatively selected according to the actual connection strength requirement during actual manufacturing. The sealing box 4 is fixed with the saw blade 3 and the motor 12; the relative positions of the fixed, intermediate, and movable seal pieces, and the folding or pulling-apart structure, may be implemented in other ways than those described in the present embodiment. A supporting plate or a connecting piece is arranged between the two rotating brackets 14, so that the sliding mechanism, the mounting frame 19 and the sealing box can be fixed together; the connection structures of the outer seal member, the inner seal member, and the rotation shaft 16 may be combined with each other as long as the synchronous rotation of the airtight box 4 and the rotation shaft 16 can be achieved.
The technical content that is not described in detail in the invention is known in the prior art.
Claims (7)
1. The pull rod type bench saw with the dust collection function comprises a workbench, a saw frame, a pull rod, a saw blade and a motor for driving the saw blade, wherein the workbench is arranged at the top of the saw frame, a saw groove is formed in the workbench, the upper part of the saw blade penetrates through the saw groove and extends to the upper side of the workbench, and a closed box is arranged at the position of the saw groove on the lower side of the workbench, and the bench saw is characterized in that the closed box is arranged at the periphery of the lower part of the saw blade, the upper part of the closed box is provided with a rotating shaft, the rotating shaft can rotate relative to the saw frame, and a sliding mechanism is arranged on the closed box, and the closed box is driven to slide along the direction parallel to the rotating shaft through the pull rod; the sliding mechanism, the closed box, the saw blade, the motor and the rotating shaft can synchronously rotate; the saw frame is provided with a dust collection mechanism which is communicated with the closed box; the sealed box comprises an inner sealing piece, an outer sealing piece and a movable sealing mechanism, wherein the inner sealing piece and/or the outer sealing piece is/are connected with the rotating shaft, the movable sealing mechanism is arranged on the upper part of the outer sealing piece, and the rotating shaft and the movable sealing mechanism are respectively positioned on two sides of the saw face of the saw blade; the two ends of the rotating shaft are provided with rotating brackets, the two sets of rotating brackets are respectively arranged at the inner sides of the corresponding saw frames, and the closed box and the sliding mechanism are fixed between the two rotating brackets through connecting pieces; the fixed frames are arranged between the rotating support and the saw frame, the fixed frames are fixedly arranged on the saw frame, and two ends of the rotating shaft are respectively matched with the two fixed frames through bearings.
2. The pull rod type bench saw with dust collection function according to claim 1, wherein the dust collection mechanism is negative pressure dust collection and comprises a dust collection motor, a sealed box, a dust collection bag and a connecting pipe, wherein the dust collection bag is arranged in the sealed box, the inlet end of the connecting pipe is connected with the inner cavity of the sealed box, the outlet end of the connecting pipe is connected with the inlet of the sealed box, the inlet of the integrated bag corresponds to the inlet of the sealed box, and the inlet of the dust collection motor is communicated with the outlet of the sealed box through an air pipe.
3. The pull rod type table saw with dust suction function according to claim 1, wherein the movable sealing mechanism comprises a fixed sealing piece and a movable sealing piece, the movable sealing piece is arranged on the outer sealing piece, and the fixed sealing piece is fixed with the closed box or the outer workbench; when the closed box rotates, the movable sealing piece and the fixed sealing piece can be pulled apart or overlapped relatively; the pulling-open or overlapping structure of the movable sealing piece and the fixed sealing piece is an arc-shaped surface.
4. A pull rod type table saw with dust suction function as set forth in claim 1, wherein the movable sealing mechanism is provided with at least one intermediate sealing sheet which can be relatively pulled apart or folded between the movable sealing sheet and the fixed sealing sheet.
5. The pull rod type table saw with dust suction function according to claim 1, wherein the sliding mechanism comprises a sliding rail and a sliding seat, the sliding seat is arranged at the lower outer side of the closed box, and the sliding seat is matched with the sliding rail.
6. The pull rod type bench saw with dust collection function according to claim 1, wherein a mounting frame is fixedly arranged on the outer side of the closed box, the inner end of the pull rod is fixed on the mounting frame, and the outer end of the pull rod extends out of the side face of the saw frame.
7. The pull rod type bench saw with dust collection function according to claim 1, wherein a shield is arranged above a saw groove of the workbench, the saw frame is of a box structure, and a protector for dust fullness pressure relief and prompt is arranged on the dust collection mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910083515.5A CN109605491B (en) | 2019-01-29 | 2019-01-29 | Pull rod type bench saw with dust collection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910083515.5A CN109605491B (en) | 2019-01-29 | 2019-01-29 | Pull rod type bench saw with dust collection function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109605491A CN109605491A (en) | 2019-04-12 |
| CN109605491B true CN109605491B (en) | 2023-09-19 |
Family
ID=66017471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910083515.5A Active CN109605491B (en) | 2019-01-29 | 2019-01-29 | Pull rod type bench saw with dust collection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109605491B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216326A (en) * | 2019-06-26 | 2019-09-10 | 东莞市闻誉实业有限公司 | Saw cutting device and process equipment |
| CN112140179A (en) * | 2020-09-25 | 2020-12-29 | 湖南金立星机械科技有限公司 | Motor mounting rack, swing cutting mechanism and double-head cutting machine |
| CN114589766A (en) * | 2022-03-31 | 2022-06-07 | 江苏开品特木业科技有限公司 | Saw cutting device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204673711U (en) * | 2015-03-20 | 2015-09-30 | 张如珍 | The sawed-off tractor-drawn rake of glued board hand pulling type |
| CN107150378A (en) * | 2016-03-05 | 2017-09-12 | 西若可无尘有限责任公司 | A kind of dustless bench saw |
| CN108527562A (en) * | 2018-05-04 | 2018-09-14 | 南安知风舟工业设计有限公司 | A kind of dust free processing equipment of timber processing |
| CN208195807U (en) * | 2018-03-07 | 2018-12-07 | 方志君 | A kind of portable dust-free saw |
| CN208243498U (en) * | 2017-07-17 | 2018-12-18 | 山东福美乐动物药业有限公司 | A kind of dust catcher used for drug workshop |
| CN209699296U (en) * | 2019-01-29 | 2019-11-29 | 青岛尘霸工贸有限公司 | Rod-pulling type bench saw with dust-absorbing function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8770074B2 (en) * | 2010-01-06 | 2014-07-08 | Robert Bosch Gmbh | Power saw having a dust cleaning system |
-
2019
- 2019-01-29 CN CN201910083515.5A patent/CN109605491B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204673711U (en) * | 2015-03-20 | 2015-09-30 | 张如珍 | The sawed-off tractor-drawn rake of glued board hand pulling type |
| CN107150378A (en) * | 2016-03-05 | 2017-09-12 | 西若可无尘有限责任公司 | A kind of dustless bench saw |
| CN208243498U (en) * | 2017-07-17 | 2018-12-18 | 山东福美乐动物药业有限公司 | A kind of dust catcher used for drug workshop |
| CN208195807U (en) * | 2018-03-07 | 2018-12-07 | 方志君 | A kind of portable dust-free saw |
| CN108527562A (en) * | 2018-05-04 | 2018-09-14 | 南安知风舟工业设计有限公司 | A kind of dust free processing equipment of timber processing |
| CN209699296U (en) * | 2019-01-29 | 2019-11-29 | 青岛尘霸工贸有限公司 | Rod-pulling type bench saw with dust-absorbing function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109605491A (en) | 2019-04-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109605491B (en) | Pull rod type bench saw with dust collection function | |
| CN107150378B (en) | Dust-free table saw | |
| US20090095374A1 (en) | Jointer/planer with internal sawdust collection system | |
| US20220314348A1 (en) | Dustless miter saw | |
| CN207592911U (en) | A kind of novel double-end saw | |
| CN217751833U (en) | Automatic milling equipment for piano back frame | |
| CN209699296U (en) | Rod-pulling type bench saw with dust-absorbing function | |
| CN215431853U (en) | Dust collector of aluminium alloy saw cuts machine | |
| CN214025862U (en) | Cutting device for part machining | |
| CN208005854U (en) | Cutting mechanism and dust collection mechanism air duct autonomous system and bench saw | |
| CN207592917U (en) | Novel double-end is sawed | |
| CN111659824A (en) | High-precision wire cutting machine for laboratory | |
| CN220719639U (en) | Accurate sliding table saw assembly | |
| CN219026814U (en) | Semi-automatic slotting device | |
| CN221231696U (en) | Low-speed precision cutting machine with scrap collecting device | |
| CN213224526U (en) | Nonrust steel pipe cutting machine | |
| CN220261322U (en) | Saw-dust collection device of cutting machine | |
| CN221021197U (en) | Grooving machine with protection function | |
| CN216760160U (en) | Prevent side cut equipment that saw-dust splashes | |
| CN217891217U (en) | Sliding table saw for processing wood lath | |
| CN215092351U (en) | Stainless steel cutting machine with dust collection structure | |
| CN210011104U (en) | Efficient trimming device for supporting plate of brick machine | |
| CN212684167U (en) | Plywood cutting device with clean function | |
| CN220313599U (en) | Timber cutting device with dust extraction | |
| CN211362599U (en) | Oblique angle double-saw cutting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |