Portable pushing and pressing device for wood sawing

Abstract

The utility model discloses a portable pushing and pressing device for wood sawing, which comprises a plurality of positioners arranged in a first sliding chute on a push rod, two hinges fixed on the vertical surface of the right side of the end part of the push rod, an auxiliary pressing plate mounted on the two hinges, and two side seat type quick clamps mounted on the vertical surface of the right side of the push rod, wherein one side seat type quick clamp is located between the two hinges, a clamp head on the side seat type quick clamp penetrates through the kidney-shaped hole to clamp and fix the surface of the plate, and two same supporting wood plates are rotationally arranged at the bottom of the push rod. The plate cutting device has the advantages that by adjusting the positions of the plurality of positioners, plates with different sizes and lengths can be rapidly cut, the working requirements are met, and the working efficiency is improved; cutting can be more tidy in the cutting process, and hand abrasion is avoided; the plates can be prevented from slipping and shifting in the cutting process; the cutting process is high in precision, and drawings and files can be conveniently checked for fixed management.

Description

Technical Field

[0001] The utility model relates to the technical field of wood sawing tables, in particular to a portable pushing and pressing device for wood sawing. Background Art

[0002] On the sawing table, due to the size limitation of the slide, for some larger boards, during the measurement process, since the length of the measuring push rod is limited, it is necessary to draw lines at least twice to determine the length of the board due to insufficient length. The marking and positioning cutting are then performed, which is troublesome to operate and there may be an angle offset when drawing lines, which causes the position of the measured lines to deviate and is prone to errors.

[0003] At present, the existing patent publication number: CN210256521U discloses a pushing mechanism of a saw table, including a positioner and a push rod, the push rod is sleeved with a connecting rod, and the connecting rod is locked with the push rod through a locking assembly. The mechanism can cut large plates faster and more accurately, and the bearing rotating positioner has a smoother use effect and more stable positioning.

[0004] Although the above measurement problem has been solved, in current practical applications, the mechanism is generally installed on a sawing table through a flip hinge. The sawing table is usually large in size and is not convenient to carry during some indoor decoration processes. At the same time, although the mechanism itself can be easily carried, it can only perform measurement work and cannot fix and press the measured board. Therefore, according to actual use needs and existing objective problems, it is urgent to propose a new technical solution to solve the current technical problems to meet work needs. Summary of the invention

[0005] The utility model aims to provide a portable pushing and pressing device for wood sawing to solve the problems raised in the above background technology.

[0006] The utility model is implemented by the following technical solutions:

[0007] A push-and-hold clamping device for a portable wood saw comprises a positioner, a push rod, a connecting rod and a locking assembly, wherein a first square nut on the positioner is slidably embedded in a first slide groove on the push rod, a square steel on the connecting rod is slidably inserted into a square hole on the push rod, and a threaded handle on the locking assembly is used to clamp and fix the surface of the square steel inserted into the square hole;

[0008] The locking device is configured to lock the locking cam of the locking cam and the locking cam of the locking cam, wherein the locking cam is configured to lock the locking cam of the locking cam and the locking cam of the locking cam.

[0009] Preferably, a first slide groove and a first groove are provided on the top of the push rod, a first scale is installed in the first groove, a square hole is provided inside the push rod, a second slide groove is provided at the bottom of the push rod, a third slide groove is provided on the right side of the push rod, and a through hole is opened in the third slide groove.

[0010] Preferably, the connecting rod and the push rod have the same cross-sectional shape, a square steel is fixed to one end of the connecting rod, and a second scale is installed on the top surface of the square steel.

[0011] Preferably, the locking assembly includes a threaded handle and a third shaped nut, the third shaped nut is slidably embedded in a third slide groove on the push rod, and one end of the threaded column on the threaded handle passes through the third shaped nut and the through hole in sequence and abuts against the surface of the square steel.

[0012] Preferably, a waist hole is opened in the middle of the upper surface of the auxiliary pressing plate, and a flat plate clamp is installed on the side of the upper surface of the auxiliary pressing plate away from the hinge.

[0013] Preferably, the total length of the two supporting wooden boards is equal to the total length of the "push rod and connecting rod", the spacing between the two second square nuts is half the total length of the two supporting wooden boards, and the two supporting wooden boards are both parallelogram structures with chamfers at both ends along their length direction.

[0014] The advantages of the utility model: by adjusting the positions of multiple positioners, it can quickly cut plates of different sizes and lengths, meet work needs, and improve work efficiency; it can cut more neatly during the cutting process and avoid wear on the hands; it can prevent the plates from slipping and shifting during the cutting process; it is easy to carry, the cutting process is highly accurate, and it is convenient to view drawings and documents for fixed management. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0016] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0017] Figure 3 for Figure 1 A front view of

[0018] Figure 4 for Figure 3 Sectional view at A in the middle;

[0019] Figure 5 for Figure 3 The enlarged view of point B in the middle;

[0020] Figure 6 It is a schematic diagram of the changes of the utility model;

[0021] Figure 7 It is a schematic diagram of the structure of a positioner known in the prior art;

[0022] Figure 8 It is a schematic diagram of the structure of a push rod known in the prior art;

[0023] Fig. 9 It is a schematic diagram of the structure of a connecting rod known in the prior art;

[0024] Fig.10 It is a partial schematic diagram of the utility model when viewed from above;

[0025] Fig.11 This is a reference diagram of the use status of the utility model.

[0026] In the figure: 1. Positioner, 1.1. First square nut, 1.2. Positioning block, 2. Push rod, 2.1. First slide groove, 2.2. First groove, 2.21. First scale, 2.3. Square hole, 2.4. Second slide groove, 2.41. Second square nut, 2.5. Third slide groove, 2.51. Through hole, 3. Connecting rod, 3.1. Square steel, 3.2. Second scale, 4. Locking assembly, 4.1. Threaded handle, 4.11. Threaded cylinder, 4.2. Third square nut, 5. Hinge, 6. Auxiliary pressure plate, 6.1. Waist hole, 7. Side seat quick clamp, 7.1. Clamp head, 8. Support wooden board, 8.1. Countersunk hole, 9. Hexagon socket bolt, 10. Plate clamp, 11. Plate. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-11 The utility model provides a technical solution of a push-and-hold device for portable wood sawing:

[0029] A portable wood saw push-pull clamping device, including a positioner 1, a push rod 2, a connecting rod 3 and a locking assembly 4, all of which belong to the technical content disclosed in the background technology; wherein the top of the push rod 2 is provided with a first slide groove 2.1 and a first groove 2.2, a first scale 2.21 is installed in the first groove 2.2, a square hole 2.3 is provided inside the push rod 2, a second slide groove 2.4 is provided at the bottom of the push rod 2, a third slide groove 2.5 is provided on the right side of the push rod 2, and ... Through hole 2.51; the connecting rod 3 has the same cross-sectional shape as the push rod 2, a square steel 3.1 is fixed to one end of the connecting rod 3, and a second scale 3.2 is installed on the top surface of the square steel 3.1; the locking assembly 4 includes a threaded handle 4.1 and a third-party shaped nut 4.2, the third-party shaped nut 4.2 is slidably embedded in the third slide groove 2.5 on the push rod 2, and one end of the threaded cylinder 4.11 on the threaded handle 4.1 passes through the third-party shaped nut 4.2 and the through hole 2.51 in sequence and abuts against the surface of the square steel 3.1.

[0030] Description of the connection method of the positioner 1, the push rod 2, the connecting rod 3 and the locking assembly 4 in the prior art: the first square nut 1.1 on the positioner 1 is slidably embedded in the first slide groove 2.1 on the push rod 2, the square steel 3.1 on the connecting rod 3 is slidably inserted into the square hole 2.3 on the push rod 2, and the surface of the square steel 3.1 inserted in the square hole 2.3 is clamped and fixed by the threaded handle 4.1 on the locking assembly 4;

[0031] The technical solution of this application is a further improvement based on the existing technology, so as to solve the current technical problems and meet work needs.

[0032] The specific improvements of this scheme are as follows: a plurality of positioners 1 are arranged in the first slide groove 2.1 on the push rod 2. According to work requirements, it may be necessary to continuously measure and cut a plurality of plates 11 of different sizes and lengths. A plurality of positioners 1 are arranged. The position of each positioner 1 can be adjusted by aligning the plurality of positioners 1 with the scale on the first scale 2.21 according to the different sizes and lengths to be cut to meet work requirements and improve work efficiency.

[0033] Two hinges 5 are fixed on the right vertical surface of the push rod 2 at the end, and auxiliary pressing plates 6 are installed on the two hinges 5. One end face of the auxiliary pressing plate 6 is aligned with the end face of the push rod 2. A waist hole 6.1 is opened in the middle of the upper surface of the auxiliary pressing plate 6. A flat clamp 10 is installed on the side of the upper surface of the auxiliary pressing plate 6 away from the hinge 5. The flat clamp 10 can be used to clamp some notebooks or drawings used in work. The function of the auxiliary pressing plate 6 is to make the plate 11 cut more neatly during the cutting process, avoid wear on the hands, and play a role in auxiliary cutting. At the same time, two side seat type quick clamps 7 are installed on the right vertical surface of the push rod 2. The side seat type quick clamp 7 can be purchased on the purchase platform; one of the side seat type quick clamps 7 is located between the two hinges 5, and the clamp head 7.1 on the side seat type quick clamp 7 passes through the waist hole 6.1 to clamp and fix the surface of the plate 11 to prevent the plate 11 from slipping and deviating during the cutting process.

[0034] Two second square nuts 2.41 are fixedly arranged in the second slide groove 2.4 at the bottom of the push rod 2. Two identical supporting wooden boards 8 are rotatably arranged at the bottom of the push rod 2, which can be directly fixed on the working wooden table or the ground by steel nails or screws, and the installation is convenient and quick. Countersunk holes 8.1 are opened on the surfaces of one end of the two supporting wooden boards 8 at the same position, and hexagon socket bolts 9 are penetrated in the countersunk holes 8.1. The heads of the hexagon socket bolts 9 are threadedly connected and fixed with the second square nuts 2.41, so that the supporting wooden boards 8 are rotatably clamped between the hexagon socket bolts 9 and the second square nuts 2.41.

[0035] The total length of the two supporting wooden boards 8 is equal to the total length of the "push rod 2 and connecting rod 3", and the spacing between the two second square nuts 2.41 is half of the total length of the two supporting wooden boards 8. Both supporting wooden boards 8 are parallelogram structures, and their widths are equal to the widths of the push rod 2. Both ends along their length directions are chamfered to facilitate the two supporting wooden boards 8 to be expanded and retracted from the bottom surface of the push rod 2, making it easier to carry the device.

[0036] The working principle is: during the cutting process, according to the cutting length, adjust the position of the positioner 1 and turn the wrench to fix it, then turn the positioning block 1.2, and place the plate 11 to be cut above the two supporting wooden boards 8, so that the end surface of the plate 11 and the positioning block 1.2 are abutted, turn the auxiliary pressure plate 6 to place it above the plate 11, and use the clamp head 7.1 on the side seat quick clamp to clamp and fix the plate 11, and then the plate 11 can be cut; it solves the technical problems existing in the current actual working process, improves work efficiency, is easy to carry, has a high cutting accuracy, and is convenient to view drawings and documents for fixed management.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A push-and-hold clamping device for a portable wood saw, comprising a positioner (1), a push rod (2), a connecting rod (3) and a locking assembly (4), wherein a first square nut (1.1) on the positioner (1) is slidably embedded in a first slide groove (2.1) on the push rod (2), a square steel (3.1) on the connecting rod (3) is slidably inserted into a square hole (2.3) on the push rod (2), and a threaded handle (4.1) on the locking assembly (4) is used to clamp and fix the surface of the square steel (3.1) inserted into the square hole (2.3); Features: A plurality of positioners (1) are arranged in the first slide groove (2.1) on the push rod (2); two hinges (5) are fixed to the right vertical surface of the push rod (2) at the end; auxiliary pressure plates (6) are installed on the two hinges (5); two side seat type quick clamps (7) are installed on the right vertical surface of the push rod (2); one of the side seat type quick clamps (7) is located between the two hinges (5); one side end surface of the auxiliary pressure plate (6) is aligned with the end surface of the push rod (2); the clamp head (7.1) on the side seat type quick clamp (7) passes through the waist hole (6.1) to align with the surface of the plate. For clamping and fixing, two second square nuts (2.41) are fixedly provided in the second slide groove (2.4) at the bottom of the push rod (2), and two identical supporting wooden boards (8) are rotatably provided at the bottom of the push rod (2). Countersunk holes (8.1) are provided on the surfaces of one end of the two supporting wooden boards (8) at the same position, and a hexagon socket bolt (9) is passed through the countersunk hole (8.1). The head of the hexagon socket bolt (9) is threadedly connected and fixed with the second square nut (2.41), so that the supporting wooden board (8) is rotatably clamped between the hexagon socket bolt (9) and the second square nut (2.41).

2. A portable wood sawing pushing and pressing device according to claim 1, characterized in that: The top of the push rod (2) is provided with a first slide groove (2.1) and a first groove (2.2), a first scale (2.21) is installed in the first groove (2.2), a square hole (2.3) is provided inside the push rod (2), a second slide groove (2.4) is provided at the bottom of the push rod (2), a third slide groove (2.5) is provided on the right side of the push rod (2), and a through hole (2.51) is opened in the third slide groove (2.5).

3. A portable wood sawing pushing and pressing device according to claim 2, characterized in that: The connecting rod (3) and the push rod (2) have the same cross-sectional shape, a square steel (3.1) is fixed to one end of the connecting rod (3), and a second scale (3.2) is installed on the top surface of the square steel (3.1).

4. A portable wood sawing pushing and pressing device according to claim 2, characterized in that: The locking assembly (4) comprises a threaded handle (4.1) and a third shaped nut (4.2), wherein the third shaped nut (4.2) is slidably embedded in a third slide groove (2.5) on the push rod (2), and one end of a threaded column (4.11) on the threaded handle (4.1) passes through the third shaped nut (4.2) and the through hole (2.51) in sequence and abuts against the surface of the square steel (3.1).

5. A portable wood sawing pushing and pressing device according to claim 2, characterized in that: A waist hole (6.1) is provided in the middle of the upper surface of the auxiliary pressing plate (6), and a flat plate clamp (10) is installed on the side of the upper surface of the auxiliary pressing plate (6) away from the hinge (5).

6. A portable wood sawing pushing and pressing device according to claim 1, characterized in that: The total length of the two supporting wooden boards (8) is equal to the total length of the "push rod (2) and the connecting rod (3)", the spacing between the two second square nuts (2.41) is half the total length of the two supporting wooden boards (8), and the two supporting wooden boards (8) are both parallelogram structures with chamfers at both ends along their length direction.

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