CN206663428U - Sizing saw machine - Google Patents

Abstract

The utility model discloses a sliding table saw, the technical scheme of which mainly includes a fixed workbench, a mobile workbench, a saw blade and a driving device. It includes a slide rail with a "T" shape in cross section, a rack arranged along the length of the slide rail, a card slot that slides and connects with the slide rail and has a "C" shape in cross section, a baffle plate that is fixedly connected to the card slot, and a fixed The positioning component is connected to the slot and has one end abutting against two adjacent teeth on the rack under the action of elastic compression. The utility model solves the problem that the backer in the existing table saw is prone to slip.

Description

Sliding table saw

technical field

The utility model relates to wood processing equipment, in particular to a table saw.

Background technique

A table saw is a device used for sawing wood. The sliding table saw mainly includes a fixed workbench, a backer set on the fixed workbench, a mobile workbench that is docked with the fixed workbench and can slide relative to the fixed workbench, and protrudes from the joint between the fixed workbench and the mobile workbench. The saw blade and the driving device for driving the saw blade to rotate.

When in use, the sliding table saw is placed on a flat ground, the workpiece is placed on the mobile worktable, and one side is close to the backing and based on the backing, the mobile worktable is manually pushed to make the workpiece realize the feed movement, and finally complete the sawing of the wood . The existing sliding table saw is flexible and easy to operate.

However, there is still a problem in the use of the existing sliding table saws. The backing on it mainly includes slide rails, sliding slots connecting the slide rails, baffles for fixedly connecting the slots, threaded holes provided on the slots, and matching The threaded hole and the end are set against the top wire of the slide rail. During use, the position of the backing can be adjusted by loosening or tightening the top wire, because the surface of the slide rail is relatively smooth during long-term use, and the sliding table saw is in use during use. There is a large vibration. In this case, the top wire is easy to loosen, which will eventually cause the backing to slip and affect the processing quality of the wood.

Utility model content

The purpose of this utility model is to provide a sliding table saw, which has the characteristics that the backing on it is not easy to slip.

The above purpose of the utility model is achieved through the following technical solutions: a sliding table saw, including a fixed workbench, a mobile workbench, a saw blade and a driving device, and the push table saw also includes a Backing, the backing includes a slide rail with a "T" shape in cross section, a rack arranged along the length of the slide rail, a card slot that slides to connect the slide rail and has a "C" shape in cross section, and a fixed connection card slot The baffle plate and the positioning component are fixedly connected to the slot and one end is abutted between two adjacent teeth on the rack under the action of elastic pressure.

By adopting the above technical solution, one end of the positioning component is abutted between two adjacent teeth on the rack under the action of elastic pressure, and the sliding movement of the slot and the slide rail will be restricted by the positioning component. Because the end of the positioning component will always be effectively abutted between two adjacent teeth on the rack under the action of elastic compression, even if there is a large vibration in the sliding table saw, the end of the positioning component is not easy to disengage from the rack , so the card slot and the slide rail will be effectively positioned by the positioning component, and finally the backing is not easy to slip. When adjusting the position of the backing at the same time, firstly, manpower overcomes the elastic force on the positioning component, so that the end of the positioning component is separated from the rack. During this period of time, the staff can adjust the position of the backing. After the backing adjustment is completed, cancel the force applied to the positioning component. , the end of the positioning component will be re-arrested between the two corresponding teeth on the current rack under the action of elastic compression, so as to complete the effective positioning of the backing.

The utility model is further configured as follows: the positioning assembly includes a bottom plate connected to the card slot, a rectangular slideway opened on the surface of the bottom plate, two pressure plates arranged at intervals on the rectangular slideway, and a rectangular slideway connected to the rectangular slideway. The ejector rod, the positioning pin arranged on the end of the rectangular ejector rod close to the rack, and the spring sleeved on the rectangular ejector rod and located between the positioning pin and the pressure plate, both ends of the rectangular ejector rod extend out of the bottom plate, which is close to the end of the rack One end is wedge-shaped and is arranged between two adjacent teeth on the rack under the action of spring pressure.

By adopting the above technical solution, the two pressing plates cooperate to limit the rectangular ejector rod in the rectangular slideway, and only allow the rectangular ejector rod to slide along the rectangular slideway. At the same time, the spring is located between the pressing plate and the positioning pin and is in a compressed state, and the spring will push the push rod to be arranged between two adjacent teeth on the rack. The rectangular shape of the rectangular ejector rod and the setting of the wedge-shaped end are for the purpose of accurately and effectively abutting the rectangular ejector rod between two adjacent teeth on the rack, and finally enabling the effective positioning of the backing. When adjusting the backing position, the manpower pulls the rectangular ejector rod to overcome the elastic force of the spring, so that the wedge-shaped end of the rectangular ejector rod breaks away from the rack. During this period of time, the staff can adjust the position of the backing mountain. After the adjustment is completed, release the rectangular ejector rod. Under the action of the spring, the rectangular ejector rod moves towards the direction close to the rack, and its wedge-shaped end will again abut against the corresponding two teeth on the current rack to complete the positioning of the backing.

The utility model is further configured as follows: the pressing plate is in the shape of a "C" and the inner ring is in a rectangular shape.

By adopting the above technical solution, the opening formed by the cooperation of the pressing plate and the rectangular slideway is more suitable for the shape of the rectangular ejector rod, and the sliding movement of the rectangular ejector rod can be smoother.

The utility model is further configured as: the end of the rectangular ejector rod away from the rack is connected with a handle for easy pulling.

By adopting the above technical solution, the handle is easy to hold by human hands, and the staff can pull the rectangular ejector rod more easily, thereby making the work of adjusting the position of the backing easier.

The utility model is further configured as follows: the driving device includes a driving motor, a driving pulley connected to the driving motor, a rotating shaft connected to the saw blade, a driven pulley connected to the rotating shaft, and a belt matching the driving pulley and the driven pulley.

By adopting the above technical solution, when the wood is relatively wet or there are hard joints inside, the saw blade is easily stuck by the wood, and if the rotation of the drive motor is also blocked in the energized state, the current in the drive motor will rise for a short time , It is easy to be burned out when the rated value is exceeded. After using the transmission structure of the belt and the pulley, when the saw blade is stuck by wood, the driving motor will slip with the belt, and the rotation of the driving motor will not be stuck, which avoids the burning of the driving motor and effectively protects the drive. motor.

The utility model is further configured as follows: the push table saw also includes a bracket, the fixed workbench is fixedly connected above the bracket, and the bracket is also provided with two chutes arranged side by side, and the mobile workbench is provided with two A slider that cooperates with the chute.

By adopting the above technical scheme, the mobile workbench and the fixed workbench are in the same plane, and the movable workbench slides in the chute of the bracket relying on the slide block on it.

To sum up, the utility model has the following beneficial effects: under the action of elastic compression, the end of the positioning component will always be effectively located between two adjacent teeth on the rack, even if there is a large vibration in the sliding table saw, The end of the positioning component is not easy to disengage from the rack, so the card slot and slide rail will be effectively positioned by the positioning component, and finally the backing is not easy to slip. When adjusting the position of the backing at the same time, firstly, manpower overcomes the elastic force on the positioning component, so that the end of the positioning component is separated from the rack. During this period of time, the staff can adjust the position of the backing. After the backing adjustment is completed, cancel the force applied to the positioning component. , the end of the positioning component will be re-arrested between the two corresponding teeth on the current rack under the action of elastic compression, so as to complete the effective positioning of the backing.

Description of drawings

Fig. 1 is the axonometric drawing of sliding table saw;

Fig. 2 is an enlarged view of part A of Fig. 1;

Fig. 3 is a structural schematic diagram of a positioning assembly;

Figure 4 is an exploded view of the positioning assembly;

Figure 5 is an exploded view of the table saw.

In the figure, 1. bracket; 10. chute; 2. fixed workbench; 3. mobile workbench; 30. slider; 4. saw blade; 5. drive device; 50. drive motor; 51. driving pulley; 52 , driven pulley; 53, rotating shaft; 54, belt; 6, backing; 60, slide rail; 61, rack; 62, card slot; 63, baffle plate; 64, positioning component; Road; 642, rectangular push rod; 643, pressing plate; 644, positioning pin; 645, spring; 646, handle.

detailed description

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

Embodiment 1: A sliding table saw, referring to Fig. 1, comprising a supporting bracket 1, a fixed workbench 2 horizontally supported on the bracket 1, two slide grooves 10 arranged side by side on the bracket 1, and a Two sliding blocks 30 that cooperate with the chute 10 and are horizontally supported on the mobile workbench 3 on the chute 10, vertically arranged and saw blades 4 whose edges pass through the seams of the fixed workbench 2 and the mobile workbench 3, are used to drive The driving device 5 for the saw blade 4 to rotate and the backrest 6 arranged on the fixed workbench 2 . The movable workbench 3 and the fixed workbench 2 are in the same plane, and the movable workbench 3 slides in the chute 10 of the support 1 by means of the slide block 30 thereon.

2, the backing 6 includes a slide rail 60 connected to the bracket 1 and having a "T" cross section, a rack 61 arranged along the length direction of the slide rail 60, and a sliding connection on the slide rail 60 with a "T" cross section. The C"-shaped card slot 62, the baffle plate 63 fixedly connected to the card slot 62, and the positioning part fixedly connected to the card slot 62 and one end abutting against two adjacent teeth on the rack 61 under the action of elastic compression Component 64. The slide rail 60 adopts a metal piece, and its lower end is welded to a connecting plate arranged horizontally, and then welded or anchored on the bracket 1 through the connecting plate.

3 and 4, the positioning assembly 64 includes a bottom plate 640 connected to the card slot 62, a rectangular slideway 641 opened on the surface of the bottom plate 640, a rectangular push rod 642 slidingly connected to the rectangular slideway 641, and a rectangular push rod 642 arranged at intervals on the rectangular slideway 641. The two pressure plates 643 used to define the rectangular push rod 642 on the road 641, the positioning pin 644 arranged at the end of the rectangular push rod 642 close to the rack 61, and the positioning pin 644 sleeved on the rectangular push rod 642 and located between the positioning pin 644 and the pressure plate 643 The spring 645, the two ends of the rectangular push rod 642 all extend out of the bottom plate 640, and the end close to the rack 61 is wedge-shaped and is set between two adjacent teeth on the rack 61 under the pressure of the spring 645, and it is far away from the rack 61. One end of the bar 61 is provided with a handle 646 which is convenient for manual pulling. The pressing plate 643 has a “C” shape and a rectangular inner ring, and its two ends are connected to the bottom plate 640 by bolts, and the bottom plate 640 is welded or riveted on the slot 62 .

With reference to Fig. 5, when the wood is relatively wet or there are hard joints inside, the saw blade 4 is easily stuck by the wood, and if the rotation of the drive motor 50 is also blocked in the energized state, the current in the drive motor 50 will rise for a short time. High, easy to be burned out when exceeding the rated value, so the driving device 5 is set to include a driving motor 50, a driving pulley 51 connected to the driving motor 50, a rotating shaft 53 connected to the saw blade 4, a driven pulley 52 connected to the rotating shaft 53, and a matching The driving pulley 51 and the belt 54 of the driven pulley 52 . When saw blade 4 is blocked by timber like this, driving motor 50 can slip phenomenon with belt 54, the rotation of driving motor 50 can not be stuck, has avoided driving motor 50 from being burnt out, has effectively protected driving motor 50.

The concrete usage method of sliding table saw is, with reference to Fig. 1, timber is placed on mobile workbench 3, adjusts the position of backing 6 according to the size that timber will saw. Referring to Fig. 2, when the backer 6 is adjusted, the manpower pulls the rectangular push rod 642 to overcome the elastic force of the spring 645, so that the wedge-shaped end of the rectangular push rod 642 is separated from the rack 61. During this period of time, the staff can adjust the position of the backer 6 and adjust Release the rectangular ejector rod 642 after completion, and the rectangular ejector rod 642 will move towards the direction close to the rack 61 under the action of the spring 645, and its wedge-shaped end will be set against the corresponding two teeth on the current rack 61 again, completing The positioning of Backer 6. Then for driving device 5 energization, driving motor 50 starts to drive driving pulley 51 to rotate, and driving pulley 51 drives driven pulley 52 to rotate by belt 54, and driven pulley 52 drives saw blade 4 to rotate. Next manually hold wood and promote mobile workbench 3 to move along chute 10, when wood passes saw blade 4, redundant wood on it can be sawed off. After the timber processing was completed, the power supply of the driving device 5 was turned off, and the table tops of the mobile workbench 3 and the fixed workbench 2 were cleaned.

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 (6)

1. a kind of sizing saw machine, including stationary work-table (2), mobile work platform (3), saw blade (4) and drive device (5), it is special Sign is：The sizing saw machine also includes the backer (6) being arranged on stationary work-table (2), and the backer (6) is in including cross section The slide rail (60) of " T " font, the rack (61) arranged along slide rail (60) length direction, sliding connecting sliding rail (60) and cross section are in The neck (62) of " C " font, the baffle plate (63) for being fixedly connected with neck (62) and it is fixedly connected on the neck (62) and one end The positioning component (64) being located between upper adjacent two tooth of rack (61) is supported under elastic contention effect.

2. sizing saw machine according to claim 1, it is characterised in that：The positioning component (64) includes being connected to neck (62) On bottom plate (640), be opened in the rectangle slideway (641) on bottom plate (640) surface, be arranged at intervals on rectangle slideway (641) Two pressing plates (643), sliding, which connect the rectangle push rod (642) of the rectangle slideway (641), are arranged at rectangle push rod (642) connects The alignment pin (644) of nearly rack (61) one end and it is sheathed on rectangle push rod (642) and is located at alignment pin (644) and pressing plate (643) bottom plate (640) is extended at the spring (645) between, the both ends of rectangle push rod (642), its one close to rack (61) Hold wedge shaped and supported under the effect of spring (645) pressure between upper adjacent two tooth of rack (61).

3. sizing saw machine according to claim 2, it is characterised in that：The pressing plate (643) is in square in " C " font and inner ring Shape.

4. the sizing saw machine according to Claims 2 or 3, it is characterised in that：The rectangle push rod (642) is away from rack (61) One end is connected with the handle (646) of convenient pulling.

5. sizing saw machine according to claim 1, it is characterised in that：The drive device (5) includes motor (50), connected Connect the drive pulley (51) of motor (50), the rotating shaft (53) of connection saw blade (4), the driven pulley of connection rotating shaft (53) (52) and coordinate drive pulley (51) and driven pulley (52) belt (54).

6. sizing saw machine according to claim 1, it is characterised in that：The sizing saw machine also includes support (1), the regular worker Make platform (2) to be fixedly connected on above support (1), two chutes being set up in parallel (10), the movement are additionally provided with support (1) Two sliding blocks (30) coordinated with the chute (10) are provided with workbench (3).