CN219685971U - Woodworking adjustable limiting frame - Google Patents

Abstract

The utility model relates to the technical field of limiting devices, in particular to a woodworking adjustable limiting frame, which comprises a placing table, wherein sliding rods are fixedly connected to two sides of the placing table, U-shaped frames are connected to the two sliding rods in a sliding manner, a first rotating shaft and a second rotating shaft are rotatably connected between the two U-shaped frames, gears are fixedly connected to the ends of the first rotating shaft and the second rotating shaft, a crank is fixedly connected to the center of the gears fixedly connected with the second rotating shaft, extrusion cylinders are eccentrically and fixedly connected to the outer surfaces of the first rotating shaft and the second rotating shaft, and a rotation stopping assembly for preventing the second rotating shaft from rotating is arranged on the U-shaped frame close to the crank, so that the clamping and positioning of the plank in the thickness direction can be carried out through the matched placing plate, and the positioning of the plank is more convenient.

Description

Woodworking adjustable limiting frame

Technical Field

The utility model relates to the technical field of limiting devices, in particular to an adjustable woodworking limiting frame.

Background

The wood is widely applied to raw materials in people's production and life, and the log after felling generally needs to be cut into required length and shape and can only be used, and at present, when wood processing of plate type material, most adopts the mode to length or width direction centre gripping to fix a position the plank, adopts the mode to length or width direction centre gripping to fix a position, and most is fixed or the plank area is little different to plank area wood, and when cutting the plank that the area is great, although also can fix a position, but need to adjust the interval between the anchor clamps repeatedly, more troublesome, so the design of a woodwork adjustable limiting frame is urgently needed to solve above-mentioned problem.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides a spacing with adjustable carpenter, it can be through the cooperation place the board to carry out the tight location of clamp of thickness direction to the plank, and is more convenient to the location of plank.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a spacing with adjustable carpenter, includes places the platform, the equal fixedly connected with slide bar in both sides of placing the platform, two equal sliding connection has U type frame on the slide bar, two rotate between the U type frame and be connected with first pivot and second pivot, the equal fixedly connected with gear of tip of first pivot and second pivot, with second pivot fixedly connected with crank in gear center position, the equal eccentric fixedly connected with extrusion cylinder of surface of first pivot and second pivot is provided with the rotation stopping subassembly that prevents second pivot pivoted on the U type frame that is close to the crank.

The beneficial effects of the utility model are as follows: when the crank is rotated, the extruding cylinders on the first rotating shaft and the second rotating shaft can be driven by the gears to compress the wood board on the placing table, and then the first rotating shaft and the second rotating shaft can be limited to rotate through the rotation stopping assembly, so that the stability of wood board clamping is ensured.

In order to avoid the damage of the wood board caused by the stress deformation.

As a further improvement of the technical scheme, the extrusion cylinder is made of rubber.

The beneficial effects of this improvement are: the extrusion cylinder of rubber material can take place deformation at the in-process of centre gripping, avoids the plank to damage.

The wood board can be stabilized after being extruded for extruding the cylinder.

As a further improvement of the above technical scheme: the anti-rotation assembly comprises a gear ring arranged on the outer surface of the second rotating shaft, a supporting seat is fixedly connected with the outer surface of the U-shaped frame close to one side of the crank, a guide post is fixedly connected with the upper surface of the supporting seat, a clamping block capable of sliding up and down is arranged at the top of the guide post, teeth for stopping rotation of the gear ring are integrally formed at the top of the clamping block, a spring is sleeved on the outer portion of the guide post, and two ends of the spring are fixedly connected with the bottom of the clamping block and the upper surface of the supporting seat respectively.

The beneficial effect of this improvement: after the extrusion cylinder extrudes the wood board, the teeth at the top of the clamping block are meshed with the gear ring on the outer surface of the second rotating shaft, so that the second rotating shaft can be prevented from rotating, and the effect of stopping rotation of the second rotating shaft is achieved.

In order to enable the clamping block to slide up and down, teeth on the upper portion of the clamping block can be meshed with or separated from the gear ring.

As a further improvement of the technical scheme, the outer surface of the clamping block is rotationally connected with a deflector rod, and a clamping groove is formed in the U-shaped frame close to one side of the crank.

The beneficial effects of this improvement are: when the teeth are separated from the gear ring, the shift lever is pressed downwards and moves to the inside of the clamping groove, so that the clamping block is prevented from moving upwards.

In order to enable accurate measurement when the wood board is cut.

As a further improvement of the scheme, the upper surface of the placing table is provided with scale marks.

The beneficial effect of this improvement: the scale mark can be convenient for accurate measurement timber apron.

To facilitate alignment of the wood board with the zero graduation marks;

as a further improvement of the scheme, one end of the placing table is fixedly connected with a baffle plate.

The beneficial effect of this improvement: after aligning with one side of the plank, the baffle can be automatically aligned with the zero scale line.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the utility model at A-A in FIG. 2;

FIG. 4 is a schematic cross-sectional view of the present utility model at B-B in FIG. 2;

fig. 5 is an enlarged schematic view of the present utility model at C in fig. 4.

In the figure: 1. a placement table; 2. a U-shaped frame; 3. a first rotating shaft; 4. a second rotating shaft; 401. a gear ring; 5. a gear; 6. a crank; 7. extruding a cylinder; 8. a wood board; 9. a baffle; 10. a support base; 11. a guide post; 12. a spring; 13. a clamping block; 14. teeth; 15. a deflector rod; 16. a clamping groove; 17. scale marks; 18. and a slide bar.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 5, an adjustable limit rack for woodworking comprises a placing table 1, two sides of the placing table 1 are fixedly connected with sliding rods 18, two sliding rods 18 are connected with a U-shaped frame 2 in a sliding manner, a first rotating shaft 3 and a second rotating shaft 4 are connected between the two U-shaped frames 2 in a rotating manner, the end parts of the first rotating shaft 3 and the second rotating shaft 4 are fixedly connected with a gear 5, the center position of the gear 5 fixedly connected with the second rotating shaft 4 is fixedly connected with a crank 6, the outer surfaces of the first rotating shaft 3 and the second rotating shaft 4 are fixedly connected with an extrusion cylinder 7 in an eccentric manner, a rotation stopping component for preventing the second rotating shaft 4 from rotating is arranged on the U-shaped frame 2 close to the crank 6, when the crank 6 is rotated, the extrusion cylinder 7 on the first rotating shaft 3 and the second rotating shaft 4 can be driven by the gear 5 to compress a wood board 8 on the placing table 1, the rotation stopping assembly can limit the rotation of the first rotating shaft 3 and the second rotating shaft 4 and ensure the stability of the clamping of the wood plate 8, the extrusion cylinder 7 is made of rubber, the extrusion cylinder 7 made of rubber can deform in the clamping process to avoid the damage of the wood plate 8, the rotation stopping assembly comprises a gear ring 401 arranged on the outer surface of the second rotating shaft 4, a supporting seat 10 is fixedly connected with the outer surface of the U-shaped frame 2 near one side of the crank 6, a guide post 11 is fixedly connected with the upper surface of the supporting seat 10, a clamping block 13 capable of sliding up and down is arranged at the top of the guide post 11, teeth 14 for stopping rotation of the gear ring 401 are integrally formed at the top of the clamping block 13, springs 12 are sleeved outside the guide post 11, two ends of each spring 12 are fixedly connected with the bottom of the clamping block 13 and the upper surface of the supporting seat 10 respectively, after the extrusion cylinder 7 extrudes the wood plate 8, tooth 14 at the top of fixture block 13 meshes with ring gear 401 of second pivot 4 surface, can prevent that second pivot 4 from taking place to rotate, reaches the effect of stopping rotating to second pivot 4 for tooth 14 on fixture block 13 upper portion can mesh or break away from with ring gear 401, the surface rotation of fixture block 13 is connected with driving lever 15, offered draw-in groove 16 on the U type frame 2 that is close to crank 6 one side, when needing to break away from tooth 14 and ring gear 401, downward press driving lever 15, driving lever 15 removes to the inside of draw-in groove 16, prevents fixture block 13 upward movement, the upper surface of placing stage 1 is provided with scale mark 17, scale mark 17 can be convenient for accurate measurement plank 8's size, the one end fixedly connected with baffle 9 of placing stage 1, after baffle 9 aligns with plank 8 one side, can be automatic with zero scale mark 17.

The working principle of the utility model is as follows: one side of the wood board 8 is aligned with the baffle 9, the U-shaped frame can slide on the slide bar, the first rotating shaft and the second rotating shaft are positioned right above the wood board, the deflector rod 15 is pressed downwards, the deflector rod 15 drives the clamping block 13 to move downwards, the clamping block 13 enables the tooth 14 to be disengaged from the gear ring 401 on the outer surface of the second rotating shaft 4, the deflector rod 15 is moved to the inside of the clamping groove 16, the wood board 8 on the placing table 1 can be pressed by driving the extrusion cylinder 7 on the first rotating shaft 3 and the second rotating shaft 4 through the gear 5 when the crank 6 is rotated, the extrusion cylinder 7 is eccentrically fixed, so that the wood boards 8 with different thicknesses can be clamped in the rotating process, after the extrusion cylinder 7 is deformed and the wood board 8 is firmly extruded, the tooth 14 on the top of the clamping block 13 is meshed with the gear ring 401 of the second rotating shaft 4, at the moment, the poking board is moved out of the clamping groove 16, the spring 12 drives the clamping block 13 to move upwards, the tooth 14 on the clamping block 13 is meshed with the gear ring 401 again, the gear ring 401 achieves the effect of stopping rotation, the wood board 8 is stably clamped on the placing table 1, and the cutting length of a scale mark 17 can be determined according to the cutting length.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or applications of the concepts and aspects of the utility model in other applications without modification, are contemplated as falling within the scope of the utility model.

Claims (6)

1. Limiting frame with adjustable carpenter, including being used for placing platform (1) of plank (8), its characterized in that: the utility model discloses a rotary table, including rack (1), rack (2), rack (4), gear (5), crank (6), extrusion cylinder (7), U type frame (2), rotation between rack (2), gear (5), crank (6) and second pivot (4) central point of gear (5) fixedly connected with, the surface of first pivot (3) and second pivot (4) is all eccentric fixedly connected with extrusion cylinder (7), be provided with on U type frame (2) that are close to crank (6) and prevent second pivot (4) pivoted.

2. A woodworking adjustable stop as claimed in claim 1, wherein: the extrusion cylinder (7) is made of rubber.

3. A woodworking adjustable stop as claimed in claim 1, wherein: the anti-rotation assembly comprises a gear ring (401) arranged on the outer surface of a second rotating shaft (4), a supporting seat (10) is fixedly connected with the outer surface of a U-shaped frame (2) close to one side of a crank (6), a guide post (11) is fixedly connected with the upper surface of the supporting seat (10), a clamping block (13) capable of sliding up and down is arranged at the top of the guide post (11), teeth (14) for anti-rotation of the gear ring (401) are integrally formed at the top of the clamping block (13), a spring (12) is sleeved on the outer portion of the guide post (11), and two ends of the spring (12) are respectively fixedly connected with the bottom of the clamping block (13) and the upper surface of the supporting seat (10).

4. A woodworking adjustable stop as claimed in claim 3, wherein: the outer surface of the clamping block (13) is rotationally connected with a deflector rod (15), and a clamping groove (16) is formed in the U-shaped frame (2) which is close to one side of the crank (6).

5. A woodworking adjustable stop as claimed in claim 1, wherein: the upper surface of the placing table (1) is provided with scale marks (17).

6. A woodworking adjustable stop as claimed in claim 1, wherein: one end of the placing table (1) is fixedly connected with a baffle plate (9).