CN114083623B

CN114083623B - Bench saw machine with quick locking device of striker plate

Info

Publication number: CN114083623B
Application number: CN202010856502.XA
Authority: CN
Inventors: 黄智勇; 林伯勋
Original assignee: P&F Brother Industrial Corp
Current assignee: P&F Brother Industrial Corp
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2023-06-09
Anticipated expiration: 2040-08-24
Also published as: CN114083623A

Abstract

A bench saw with a rapid locking device for a striker plate is suitable for cutting a workpiece, and comprises a workbench device, a saw blade device, the striker plate device and at least one locking device. The workbench device comprises a workbench and a rail unit arranged on the workbench. The table has a workpiece face adapted to carry a workpiece. The saw blade device is arranged on the workbench device. The stop device can be detachably arranged on the track unit, the at least one locking device is arranged on the stop device and used for connecting the moving unit of the stop device with the track unit, the stop device comprises a locating pin and a pulling piece which swings around an axis and links the locating pin, the axis is substantially parallel to a workpiece surface, the locating pin can be driven to be embedded into or separated from the track unit, the pulling piece swings around the axis, and the axis is substantially parallel to the workpiece surface, so that the hand action is not limited during operation, and the effect of convenient operation can be achieved.

Description

Bench saw machine with quick locking device of striker plate

Technical Field

The invention relates to a woodworking machine, in particular to a bench saw with a rapid locking device for a striker plate.

Background

Referring to fig. 1, 2 and 3, a conventional bench saw includes a table apparatus 11, a saw blade apparatus 12, a dam apparatus 13 and a locking plate 14. The table device 11 has a sliding rail 111, and the sliding rail 111 has an insertion groove 112. The saw blade device 12 passes out of the table device 11 and is adapted to cut a workpiece. The stop device 13 is detachably disposed on the sliding rail 111, and has a stop plate 131 for abutting a workpiece, and a sliding seat 132 connected to the stop plate 131 and capable of being interlocked with the sliding rail 111. The locking piece 14 is pivotally arranged on the sliding seat 132 in a swinging manner, and is provided with a pulling part 141 and an embedding part 142 perpendicular to the pulling part 141 and capable of being embedded into the embedding groove 112. In use, the pulling portion 141 is pulled to swing the locking piece 14, so that the engaging portion 142 is engaged with the engaging groove 112, and the stop device 13 can move together with the sliding rail 111.

However, the locking piece 14 swings around a pivot extending up and down, so that the wrist is difficult to apply force when pulling the locking piece 14, and there is room for improvement in terms of convenience of operation.

Disclosure of Invention

The invention aims to provide a bench saw with a striker plate quick locking device, which is convenient to operate.

The bench saw with the rapid locking device of the striker plate is suitable for cutting a workpiece, the workpiece is provided with an abutting surface, and the bench saw with the rapid locking device of the striker plate comprises a workbench device, a saw blade device, the striker device and at least one locking device.

The workbench device comprises a workbench and a track unit which is arranged on the workbench and can move along the left-right direction, and the workbench is provided with a workpiece surface suitable for bearing the workpiece. The saw blade device is arranged on the workbench device and comprises a saw blade penetrating out of the surface of the workpiece and suitable for cutting and sawing the workpiece. The stop device comprises a moving unit which can be detachably arranged on the track unit, and a stop plate which is arranged on the moving unit and extends along the front-back direction, wherein the stop plate is provided with a bearing surface which is suitable for being abutted against the abutting surface of the workpiece, and the left-right direction is perpendicular to the front-back direction.

The locking device is arranged on the material blocking device and used for connecting the moving unit with the track unit, and comprises a positioning pin which extends along an axis and can be movably penetrated through the moving unit, and a pulling piece which is arranged on the moving unit in a swinging way by taking the axis as an axle center, wherein the positioning pin can be linked by the pulling piece to move between an embedding position and a disengaging position relative to the workbench, the positioning pin is embedded into the track unit when in the embedding position and can be linked with the moving unit and the track unit, and the positioning pin is separated from the track unit when in the disengaging position, and the moving unit can be displaced relative to the workbench device.

The invention relates to a bench saw with a rapid locking device of a striker plate, which also comprises a linkage piece penetrating through the positioning pin, wherein the pulling piece is provided with a base wall, two slope faces and two grooves, the base wall is arranged at intervals along the axis and the workbench, the slope faces are arranged at intervals around the axis and respectively push against the two ends of the linkage piece, the grooves are respectively connected with the slope faces, each slope face spirally extends towards the direction opposite to the workbench device, the first end part is connected with the base wall, the second end part is arranged at intervals along the axis direction and connected with the groove together with the base wall, when the positioning pin is in the embedded position, the linkage piece is adjacent to the first end part, and when the positioning pin is in the separated position, the linkage piece is embedded into the grooves.

The bench saw with the rapid locking device for the striker plate is characterized in that the pulling piece is further provided with two blocking walls which are respectively connected with the grooves and extend along the axis direction opposite to the workbench, and each blocking wall and each second end part are respectively positioned on two opposite sides of each groove.

The wrenching piece is also provided with a surrounding wall which surrounds the base wall and extends along the axis direction, and a holding part which is connected with the outer surface of the surrounding wall.

The bench saw with the rapid locking device for the striker plate provided by the invention has the advantages that the surrounding wall surrounds the accommodating space which is used for accommodating the slope surface and is provided with the opening opposite to the workbench, the mounting hole which is communicated with the outside and the accommodating space is formed, and the locking device is also provided with the sealing cover which is detachably arranged on the pulling piece and is used for sealing the opening of the accommodating space.

The bench saw with the rapid locking device of the striker plate is characterized in that the moving unit is provided with at least one sliding seat which is arranged at the end part of the striker plate and is penetrated by the positioning pin, and the sliding seat is sleeved on the surrounding wall of the wrenching piece.

The bench saw with the rapid locking device for the striker plate, disclosed by the invention, further comprises two fixed rails which are arranged on the workbench and extend along the left-right direction, wherein the rail unit is provided with two sliding rails which are respectively arranged on the fixed rails in a movable manner along the left-right direction, a plurality of fixing pieces which are arranged on the sliding rails, the moving unit is provided with two sliding seats, two reinforcing pieces which are arranged between the sliding seats and the workbench, the sliding seats are respectively arranged on the sliding rails, and each reinforcing piece is provided with a clamping groove for embedding the fixing piece.

According to the bench saw with the rapid locking device of the striker plate, each sliding rail is provided with the embedded groove extending along the left-right direction, the positioning pin is provided with the abutting part capable of being embedded into the embedded groove, and the abutting part is provided with two abutting surfaces which are oppositely arranged and contact with the sliding rail.

The positioning pin is provided with a penetrating part opposite to the abutting part, the penetrating part is provided with a through hole for the linkage piece to penetrate, and the cross section of the abutting part perpendicular to the axis is larger than the cross section of the penetrating part perpendicular to the axis.

The bench saw with the rapid locking device for the striker plate further comprises a rebound piece arranged between the locating pin and the moving unit, wherein the rebound piece constantly generates a biasing force for enabling the locating pin to move towards the embedded position.

The invention has the beneficial effects that: the spanner swings around the axis, and the axis is substantially parallel to the workpiece surface, so that the hand action is not limited during operation, and the effect of convenience in operation can be achieved.

Drawings

Other features and advantages of the invention will be apparent from the following description of the embodiments with reference to the accompanying drawings, in which:

FIG. 1 is a front view illustrating a conventional table saw;

FIG. 2 is a partial exploded view illustrating the mounting of a locking tab of a conventional bench saw to a slide mount;

FIG. 3 is a partial cross-sectional view illustrating a conventional table saw having a clamping portion clamped in a clamping groove;

FIG. 4 is a perspective view illustrating one embodiment of a table saw with a striker plate quick lock of the present invention;

FIG. 5 is a fragmentary, partially exploded perspective view of the embodiment;

FIG. 6 is a top view of the embodiment;

FIG. 7 is a cross-sectional view taken along line VII-VII of FIG. 6, illustrating the dowel in an inserted position;

FIG. 8 is a cross-sectional view similar to FIG. 7, illustrating the dowel in a disengaged position;

FIG. 9 is an enlarged partial schematic view of the trigger of the embodiment; and

Fig. 10 is a fragmentary front view of the locking device of the embodiment.

Detailed Description

Referring to fig. 4, 5 and 6, an embodiment of the table saw with a quick lock for a striker plate of the present invention is adapted for cutting a workpiece 9, said workpiece 9 having an abutment surface 91. The bench saw comprises a workbench device 2, a saw blade device 3, a material blocking device 4 and two locking devices 5.

Referring to fig. 4, 6 and 7, the table device 2 includes a base 21, a table 22 disposed on the base 21, two fixed rails 23 disposed on the table 22 and extending in a left-right direction X, and a rail unit 24 disposed on the table 22 and movable in the left-right direction X. The table 22 has a workpiece surface 221 adapted to carry the workpiece 9. The rail unit 24 has two slide rails 241 provided to the fixed rail 23 so as to be movable in the left-right direction X, and a plurality of fixing pieces 242 provided to the slide rails 241. Each sliding rail 241 has an embedded groove 243 extending along the left-right direction X and provided for the fixing member 242.

The blade assembly 3 is arranged on the table assembly 2 and comprises a blade 31 which extends through the workpiece surface 221 and is adapted to cut the workpiece 9.

Referring to fig. 4, 5 and 8, the dam device 4 includes a moving unit 41 detachably disposed on the rail unit 24, and a dam plate 42 disposed on the moving unit 41 and extending in a front-rear direction Y perpendicular to the left-right direction X. The moving unit 41 has two sliding seats 411 respectively disposed at two ends of the striker plate 42 and respectively abutting against the sliding rail 241, and two reinforcing members 412 respectively disposed between the sliding seats 411 and the table 22. Each sliding seat 411 has a protruding portion 413 extending opposite to the table 22 along the front-rear direction Y, and each reinforcing member 412 has a locking groove 414 for the fixing member 242 to be inserted. The striker plate 42 has a bearing surface 421 adapted to bear against the abutment surface 91 of the workpiece 9. In the present embodiment, the number of the sliding seats 411 is two, and in other embodiments, the number of the sliding seats 411 may be one or more than three, which is not limited thereto; in this embodiment, the reinforcement member 412 is made of metal, and other materials with high strength can be selected in other embodiments to improve the structural strength of the mobile unit 41, which is not limited to the materials disclosed in this embodiment.

The locking devices 5 are disposed on the dam device 4 and are used for connecting the moving unit 41 to the track unit 24, each locking device 5 includes a positioning pin 51, a pulling member 52, a linkage member 53, a cover 54 and a rebound member 55, the positioning pin 51 extends along an axis L and movably penetrates through the moving unit 41, the pulling member 52 is swingably disposed on the moving unit 41 with the axis L as an axis, the linkage member 53 penetrates through the positioning pin 51, the cover 54 is detachably disposed on the pulling member 52, and the rebound member 55 is disposed between the positioning pin 51 and the corresponding sliding seat 411.

Further, the locking devices 5 are respectively disposed on the sliding seats 411. Each positioning pin 51 has an abutting portion 511 capable of being embedded in a portion corresponding to the embedded groove 243, and a penetrating portion 512 opposite to the abutting portion 511, the abutting portion 511 has two opposite abutting surfaces 513 contacting the sliding rail 241, the penetrating portion 512 has a through hole 514 through which the linking member 53 is penetrated, and a cross-sectional area of the abutting portion 511 perpendicular to the axis L is larger than a cross-sectional area of the penetrating portion 512 perpendicular to the axis L. In this embodiment, the resilient member 55 is a compression spring sleeved on the positioning pin 51 and located between the abutment portion 511 and the protruding portion 413, and other equivalent components with resilient force may be selected in other embodiments, and may be mounted at other positions, for example, but not limited to, a torsion spring mounted between the spanner 52 and the sliding seat 411.

Referring to fig. 7, 8 and 9, in more detail, each pulling member 52 has a base wall 520 disposed along the axis L at a distance from the table 22, two inclined surfaces 521 disposed around the axis L at an angle at a distance and respectively pushing against two ends of the linking member 53, two grooves 522 respectively connecting with the inclined surfaces 521, a surrounding wall 523 surrounding the base wall 520 and extending along the axis L, a holding portion 524 connected with an outer surface of the surrounding wall 523, and two blocking walls 525 respectively connecting with the grooves 522 and protruding from the table 22 along the axis L opposite to the grooves 522. Each ramp 521 extends helically in a direction opposite to the table means 2 and has a first end 526 connected to the base wall 520 and a second end 527 spaced from the base wall 520 in the direction of the axis L and connected to the recess 522. Each surrounding wall 523 surrounds a housing space 528 defining the inclined surface 521 and opening opposite to the table 22, and has a mounting hole 529 communicating with the outside and the housing space 528, and the cover 54 is used to close the opening of the housing space 528. Each surrounding wall 523 is sleeved on the convex block 413 of the corresponding sliding seat 411. Each retaining wall 525 is located on opposite sides of the respective recess 522 from the respective second end 527.

Referring to fig. 7, 8 and 10, it is to be noted that the pulling member 52 is operable to move the positioning pin 51 relative to the table 22 between an insertion position (see fig. 7) in which the positioning pin 51 is adjacent to the first end portion 526, and a release position (see fig. 8) in which the abutting portion 511 is engaged with the insertion groove 243 and is operable to move the moving unit 41 and the rail unit 24, and the abutting portion 511 is disengaged from the insertion groove 243, and the moving unit 41 is displaceable relative to the table device 2, and the resilient member 55 constantly generates a biasing force for moving the positioning pin 51 toward the insertion position, and the interlocking member 53 is engaged with the groove 522 (see a broken line portion in fig. 10) in the release position of the positioning pin 51.

During assembly, the pulling member 52 is sleeved on the protruding portion 413, the positioning pin 51 passes through the reinforcing member 412, the rebound member 55, the sliding seat 411 and the pulling member 52, the linking member 53 extends into the accommodating space 528 through the mounting hole 529, and then passes through the through hole 514, and then the sealing cover 54 is covered to complete the assembly.

In use, the workpiece 9 is placed on the workpiece surface 221, the reinforcement pieces 412 are respectively hooked on the two fixing pieces 242 according to the size of the workpiece 9 to be cut, so that the two fixing pieces are positioned and simply fixed, after the sliding seat 411 abuts against the sliding rail 241, the pulling piece 52 is pulled, the positioning pin 51 is moved to the embedded position, the stop device 4 is firmly engaged with the workbench device 2, the stop device 4 and the sliding rail 241 are moved together, and after the stop device 4 is moved to the set position, the abutting surface 91 of the workpiece 9 abuts against the abutting surface 421 of the stop plate 42, so that cutting can be performed. When the size of the workpiece 9 is stored or replaced, the pulling member 52 is pulled again to move the positioning pin 51 to the disengaged position, the dam device 4 can move relative to the table device 2, the reinforcement member 412 is separated from the fixing member 242, and the dam device 4 can be separated from the table device 2.

Compared with the existing bench saw, the invention can achieve the effect of convenient operation by the fact that the wrenching piece 52 swings around the axis L and the axis L is substantially parallel to the workpiece surface 221, so that the hand motion is not limited during operation. The positioning pin 51 is moved along the axis to be embedded in the rail unit 24, so that the stop device 4 and the rail unit 24 can be linked, and therefore, the positioning pin 51 has a relatively simple structure, and the effects of simple manufacture and easy installation are achieved. The linkage member 53 can conveniently penetrate into the accommodating space 528 through the mounting hole 529 of the pulling member 52, so that the effects of convenient maintenance and installation are further achieved. In addition, the elastic force provided by the resilient member 55 and the slope 521 can maintain the positioning pin 51 at the engaged position or the disengaged position without causing a position change due to a slight external force, thereby achieving the effect of improving stability. In addition, the blocking wall 525 can prevent the linkage member 53 from sliding out of the groove 522, so as to further achieve the effect of improving the stability of use.

In summary, the present invention provides a table saw with a quick lock device for a striker plate, which can achieve the purpose of the present invention.

Claims

1. The utility model provides a bench saw machine with striker plate locking device fast, is applicable to the cutting work piece, the work piece has the face of leaning on, its characterized in that: the bench saw with the rapid locking device of the striker plate comprises a workbench device, a saw blade device, the striker device and at least one locking device, wherein the workbench device comprises a workbench and a rail unit which is arranged on the workbench and can move along the left and right directions, the workbench is provided with a workpiece surface which is suitable for bearing the workpiece, the saw blade device is arranged on the workbench device and comprises a saw blade which penetrates through the workpiece surface and is suitable for sawing the workpiece, the striker device comprises a moving unit which can be detachably arranged on the rail unit, a striker plate which is arranged on the moving unit and extends along the front and rear directions, the striker plate is provided with a bearing surface which is suitable for being abutted against the abutting surface of the workpiece, the left and right directions are perpendicular to the front and rear directions, the at least one locking device is arranged on the striker device and is used for connecting the moving unit with the rail unit, the striker plate comprises a positioning pin which extends along an axis and is movably penetrated through the moving unit, the positioning pin is arranged on the moving unit, the swinging axis is used as a swing axis and can be arranged on the swing axis and can be separated from the moving unit, the workbench is arranged on the position and can be embedded into the positioning unit, the positioning pin is arranged on the positioning unit and can be embedded into the positioning unit along the position of the rail, the positioning pin, and the positioning pin can be embedded into the positioning unit when the positioning unit is arranged on the position and can be separated from the moving unit The two slope surfaces are arranged at intervals around the axis and respectively push against two ends of the linkage piece, and the two grooves are respectively connected with the slope surfaces, each slope surface spirally extends towards the direction opposite to the workbench device and is provided with a first end part connected with the base wall, a second end part which is arranged at intervals along the axis direction and is connected with the grooves, the positioning pin is adjacent to the first end part when in the embedded position, and the linkage piece is embedded into the grooves when in the separated position.

2. The bench saw with dam plate quick lock of claim 1, wherein: the spanner also comprises two retaining walls which are respectively connected with the grooves and extend along the axial direction opposite to the workbench, and each retaining wall and each second end part are respectively positioned at two opposite sides of each groove.

3. The bench saw with dam plate quick lock of claim 1, wherein: the wrenching piece is also provided with a surrounding wall surrounding the base wall and extending along the axial direction, and a holding part connected with the outer surface of the surrounding wall.

4. A bench saw with a striker plate quick lock as claimed in claim 3, wherein: the enclosing wall surrounds and defines the accommodation space which accommodates the slope surface and is provided with an opening opposite to the worktable, the enclosing wall is provided with a mounting hole which is communicated with the outside and the accommodation space, and the locking device is also provided with a sealing cover which is detachably arranged on the pulling piece and is used for sealing the opening of the accommodation space.

5. A bench saw with a striker plate quick lock as claimed in claim 3, wherein: the moving unit is provided with at least one sliding seat which is arranged at the end part of the striker plate and is penetrated by the positioning pin, and the sliding seat is sleeved on the surrounding wall of the pulling piece.

6. The bench saw with dam plate quick lock of claim 5, wherein: the workbench device further comprises two fixed rails which are arranged on the workbench and extend along the left-right direction, the rail unit is provided with two sliding rails which are respectively arranged on the fixed rails in a movable mode along the left-right direction, a plurality of fixing pieces which are arranged on the sliding rails, the moving unit is provided with two sliding seats, two reinforcing pieces which are arranged between the sliding seats and the workbench, the sliding seats are respectively arranged on the sliding rails, and each reinforcing piece is provided with a clamping groove used for the fixing pieces to be embedded.

7. The bench saw with dam plate quick lock of claim 6, wherein: each sliding rail is provided with an embedded groove extending along the left-right direction, the positioning pin is provided with an abutting part capable of being embedded in the embedded groove, and the abutting part is provided with two abutting surfaces which are oppositely arranged and contact with the sliding rail.

8. The bench saw with dam plate quick lock of claim 7, wherein: the positioning pin is also provided with a penetrating part opposite to the abutting part, the penetrating part is provided with a through hole for the linkage piece to penetrate, and the cross section of the abutting part perpendicular to the axis is larger than the cross section of the penetrating part perpendicular to the axis.

9. The bench saw with dam plate quick lock of claim 1, wherein: the locking device further comprises a rebound piece arranged between the locating pin and the moving unit, and the rebound piece constantly generates a biasing force for enabling the locating pin to move towards the embedded position.