CN210389116U

CN210389116U - Bent pipe oblique fracture saw support

Info

Publication number: CN210389116U
Application number: CN201921337997.4U
Authority: CN
Inventors: 盛晶; 黄永平; 王荣民; 何占丰; 李宝; 荆彦鹏; 潘鹏; 邱向军
Original assignee: Jinhua Yahu Tools Co Ltd
Current assignee: Jinhua Yahu Tools Co Ltd
Priority date: 2019-08-17
Filing date: 2019-08-17
Publication date: 2020-04-24
Anticipated expiration: 2029-08-17

Abstract

The utility model relates to a bent pipe oblique fracture saw bracket, which comprises a table top and a foot rest and is characterized in that the foot rest comprises a first foot bar group, a second foot bar group and a third foot bar group which are mutually hinged; the upper ends of the two first foot rods are hinged to the left end of the table board; the upper ends of the two second foot rods are hinged to the middle lower parts of the two first foot rods; the upper ends of the two third foot rods are hinged at the right end of the table board, and the middle parts of the two third foot rods are hinged at the upper parts of the two second foot rods; the lower end of the first foot rod is provided with a locking piece, and the lower part of the second foot rod is provided with a locking mechanism; the locking mechanism comprises a telescopic piece with a locking groove, a transmission piece and a pedal piece, and the pedal piece is hinged with the second foot rod at the same time. The utility model realizes the unfolding positioning and the folding positioning of the whole foot rest by the mutual matching of the locking mechanism and the locking piece; the second foot bar group is provided with wheels, the third foot bar group is additionally provided with a standing support rod, and the standing support rod can be transferred together with the oblique saw in a folding and upright state and can also be conveyed to a boarding car.

Description

Bent pipe oblique fracture saw support

Technical Field

The utility model belongs to carpenter's auxiliary assembly field, concretely relates to return bend oblique fracture saw support.

Background

During woodworking, the miter saw support is used for supporting and fixing the miter saw and supporting wood. In actual application, equipment transfer and operation site conversion are sometimes required. The work is to save time, generally move the miter saw frame and transfer without disassembling the miter saw. Therefore, technicians in the unit improve the foot rest structure of the oblique cutting saw support, so that the oblique cutting saw support can be completely folded and stood, and can realize quick transfer and conveying for getting on a vehicle when carrying loads by means of wheels and a standing support structure.

Disclosure of Invention

The utility model discloses mainly to the folding and the problem of load transportation of foot rest, invented a return bend oblique fracture saw support, articulated the constitution foot rest by three group's foot poles, by the locking mechanical system on the second foot pole group and the locking piece on the first foot pole group mutually support, realize the whole expansion location and the folding location of foot rest; the second foot bar group is provided with wheels, the third foot bar group is additionally provided with a standing support rod, and the standing support rod can be transferred together with the oblique saw in a folding and upright state and can also be conveyed to a boarding car.

The above technical problem of the present invention can be solved by the following technical solutions: a bent pipe oblique fracture saw support comprises a table top and a foot rest for supporting the table top, and is characterized in that the foot rest comprises a first foot rod group, a second foot rod group and a third foot rod group which are mutually crossed and rotatably hinged; the first foot bar group comprises two parallel first foot bars, the second foot bar group comprises two parallel second foot bars, and the third foot bar group comprises two parallel third foot bars.

The upper ends of the two first foot rods are rotatably hinged to the left end of the table board; the upper ends of the two second foot rods are respectively and correspondingly hinged to the middle lower parts of the two first foot rods in a rotating way; the upper ends of the two third foot rods are rotatably hinged at the right end of the table board, and the middle parts of the two third foot rods are correspondingly and rotatably hinged at the upper parts of the two second foot rods respectively.

The lower end of the first foot rod is positioned in the middle of the second foot rod, the lower end of the first foot rod is provided with a locking piece, and the locking piece extends towards the second foot rod close to the locking piece; meanwhile, a locking mechanism for locking the first foot bar is arranged at the lower part of the second foot bar.

The locking mechanism comprises an expansion piece with a locking groove, a transmission piece rotationally hinged with the expansion piece, and a pedal piece rotationally hinged with the transmission piece, the pedal piece is rotationally hinged with the second foot rod at the same time, and a torsional spring is arranged at the hinged position of the pedal piece and the second foot rod; the telescopic piece can be translated in a reciprocating mode along the axial direction of the second foot rod, and the locking piece at the lower end of the first foot rod can be embedded into the locking groove in the telescopic piece. When the locking piece is unfolded, the first leg rod group and the second leg rod group face the same direction, and at the moment, the locking groove and the locking piece are mutually clamped; when carrying out the rotation folding, the footboard receives the exogenic action and the rotation of small amplitude, drives the extensible member translation, makes locking piece and locking groove break away from each other, and first foot pole group and second foot pole group are rotatory towards opposite direction until three foot poles of group all near the mesa.

Preferably, the extensible member sets up to the slat spare and is close to the lateral wall of second foot pole, and the face that the extensible member is close to both ends all has an axial long waist hole, and the downthehole perpendicular guide that sets up of each long waist, the one end fixed connection of guide in second foot pole. The pedal part drives the telescopic part to move back and forth, and the guide part moves in the long waist hole relatively.

Preferably, the pedal piece comprises a middle pedal and two hinge plates vertically extending relative to two sides of the pedal, the front ends of the two hinge plates are provided with hinge holes, and the hinge holes are connected with the pin shaft and hinged to the second foot rod; the rear end of one of the hinged plates close to the pedal is provided with a hinged hole, and the hinged hole is connected with the pin and hinged to the end part of the transmission piece.

Preferably, the other hinge plate has a locking hook extending in the direction of the lower portion of the third leg, and the lower portion of the third leg on the same side as the hinge plate has a locking catch, so that the locking hook can be engaged with the locking catch. When the foot rest is in an unfolded state, the locking hook on the pedal piece and the locking fastener on the third foot rod are mutually far away; when the three groups of foot rods are rotated and folded, the locking hook and the locking fastener are close to each other and form a clamping fit so as to maintain a stable folded state.

Preferably, the locking member is disposed to vertically penetrate through the rod members at the lower ends of the two first foot bars, both ends of the locking member are exposed out of the first foot bars, and the exposed end of the locking member can abut against the second foot bars. And one end of the two exposed ends of the locking piece is matched with the locking clamping groove to form locking, and the other end of the locking piece is abutted against the second foot rod, so that the unfolding state is more stable.

Preferably, the second foot bar group is positioned at the outer side of the first foot bar group, and the inclination direction of the second foot bar group is consistent with that of the first foot bar group; the third foot bar group is positioned at the outer side of the second foot bar group, and the third foot bar group is crossed with the second foot bar group and the first foot bar group in an X shape.

Preferably, the upper part of the second foot rod bends and extends upwards in an inclined way relative to the middle lower part of the second foot rod; the lower ends of the two second foot rods are vertically and fixedly connected with a wheel shaft, and the two ends of the wheel shaft are connected with wheels.

Preferably, the upper ends of the two third foot rods are connected with a circular arc-shaped handrail piece, a cross rod is vertically and fixedly connected between the two parallel handrail pieces, and the handrail piece and the third foot rods are detachably connected and fixed through fasteners; the upper ends of the two third foot rods are vertically and fixedly connected with a cross rod, the cross rod is provided with a vertically extending hinged plate, the hinged plate is provided with a hinged hole, and the hinged plate is hinged with the table top through the hinged hole and a pin.

Preferably, the lower ends of the two third foot rods are provided with a bending rod piece which is gradually bent to be horizontal in an inclined mode, a foot pad is fixedly connected below the end portion of the bending rod piece, the foot pad at the position is connected to the lower end of the bolt fastener, the length of the foot pad can be adjusted through threaded rotation, and therefore the ground clearance of the bending rod piece is finely adjusted. The end part of each bending rod piece is also provided with a section of standing supporting rod which is bent upwards from horizontal gradual inclination, a transverse rod which is vertically connected is arranged between the end parts of the two standing supporting rods, and the standing supporting rods are detachably connected with the third foot rods; a plurality of foot pads are fixedly connected below the cross rod, the foot pads are directly fixed on the cross rod, and the thickness of the foot pads is small.

Preferably, the table top comprises two parallel table top long rod pieces, the end parts of the two table top long rod pieces are fixedly connected with the table top short rod piece, a plurality of fixed short rods are further fixedly connected between the two table top long rod pieces, a handle is connected below the fixed short rod positioned in the middle, and the handle can be used as a push-pull force application point during transfer; the end part of the table top long rod piece is sleeved with an extension rod, and the end part of the extension rod is connected with a roller frame; a storage box is arranged between the table-board short rod piece and the fixed short rod and comprises a box bottom plate, and side walls which are inclined from bottom to top and expand outwards are arranged on the periphery of the box bottom plate; the wall that mesa quarter butt and storing box contact is provided with the storing box draw-in groove of indent, and simultaneously, the lateral wall of storing box and mesa quarter butt contact is provided with relative bellied fastener, and the fastener can correspond to imbed in the storing box draw-in groove.

To sum up, compared with the prior art, the utility model has the following advantages:

the foot rest of the utility model is formed by hinging three groups of foot rods, and the locking mechanism on the second foot rod group is matched with the locking piece on the first foot rod group, so as to realize the unfolding positioning and the folding positioning of the whole foot rest; wheels are arranged on the second foot bar group, a standing support bar is additionally arranged on the third foot bar group, and the second foot bar group and the third foot bar group can be transferred together with the miter saw in a folding and standing state and can also be conveyed to a boarding car; the utility model is provided with another locking structure between the locking mechanism and the third foot bar group, so that the state of the folded foot rest can be kept stable; the utility model discloses a mesa has the storing box, can place interim instrument, and storing box and mesa quarter member pass through the block fixed, and are more stable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a side elevational view of the present invention;

fig. 3 is a schematic view of the present invention in a folded state;

fig. 4 is a schematic view of the present invention in a folded state.

The reference numbers in the figures are: 1. a first leg bar; 11. a table top long rod member; 12. a table short bar; 13. fixing the short rod; 14. an extension pole; 15. a roller frame; 16. a storage box clamping groove; 2. a second leg bar; 21. a wheel axle; 22. a wheel; 3. a third leg bar; 31. a handrail member; 32. bending the rod piece; 33. a foot pad; 34. a standing brace rod; 4. a locking member; 5. a locking mechanism; 51. a telescoping member; 52. a transmission member; 53. a step member; 54. a long waist hole; 6. a locking hook; 7. locking the fastener; 8. a storage box.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1:

as shown in fig. 1, 2, 3 and 4, the elbow oblique-cutting saw support comprises a table top and a foot rest for supporting the table top.

The table top comprises two parallel table top long rod pieces 11, the end parts of the two table top long rod pieces 11 are fixedly connected with a table top short rod piece 12, three fixed short rods 13 are further fixedly connected between the two table top long rod pieces 11 at even intervals, and an annular handle is connected below the fixed short rod 13 in the middle.

One end of each table top long rod piece 11 is sleeved with an extension rod 14, the extension rod 14 is sleeved inside the table top long rod piece 11 and can stretch out and draw back relatively, and an adjusting and fastening structure is arranged at the joint of the extension rod 14 and the table top long rod piece 11; the exposed end of the extension rod 14 is attached to a roller frame 15.

A storage box 8 is arranged between the table-board short rod piece 12 and the fixed short rod piece 13, the storage box 8 comprises a box bottom plate, and the periphery of the box bottom plate is provided with side walls which are inclined from bottom to top and expand outwards; the wall surface of mesa short rod piece 13 and the contact of storing box 8 has two storing box draw-in grooves 16 of indent, and simultaneously, the lateral wall of storing box 8 and the contact of mesa short rod piece 12 has relative bellied fastener, and the fastener can correspond to imbed in storing box draw-in groove 16.

The foot rest comprises a first foot bar group, a second foot bar group and a third foot bar group which are mutually crossed and rotatably hinged; the first foot bar group comprises two parallel first foot bars 1, the second foot bar group comprises two parallel second foot bars 2, and the third foot bar group comprises two parallel third foot bars 3.

The upper ends of the two first foot rods 1 are rotatably hinged to the left end of the table board through pins and a hinge seat; the upper ends of the two second foot rods 2 are correspondingly and rotatably hinged to the middle parts of the two first foot rods 1 through pins; the second foot bar group is positioned on the outer side of the first foot bar group, and the inclination directions of the second foot bar group and the first foot bar group are consistent.

The third foot bar group is positioned at the outer side of the second foot bar group, and the third foot bar group is crossed with the second foot bar group and the first foot bar group in an X shape; the middle parts of the two third foot rods 3 are correspondingly and rotatably hinged on the upper parts of the two second foot rods 2 through pins.

The upper ends of the two third foot rods 3 are vertically and fixedly connected with a cross rod, the parts of the cross rod close to the two end parts are respectively and vertically fixed with a hinged plate, the hinged plates are provided with hinged holes, and the hinged plates are rotatably hinged with the two hinged seats at the right end of the table board through the hinged holes and pins; the upper ends of the two third foot rods 3 are both connected with a circular arc-shaped handrail piece 31, and the handrail piece 31 and the third foot rods 3 are detachably connected and can be specifically fastened through sleeving and matching with bolts and nuts; the outer ends of the two parallel handrail members 31 are vertically and fixedly connected with a cross bar.

The lower ends of the two third leg rods 3 are respectively provided with a section of bending rod piece 32 which is gradually bent to be horizontal in an inclined way, and a foot pad 33 is fixedly connected below the outer end part of the bending rod piece 32; the end part of each bending rod piece 32 is also provided with a section of standing support rod 34 which is bent upwards from horizontal gradual inclination, and the standing support rod 34 and the third foot rod 3 are detachably connected and can be specifically fastened by sleeving and matching with bolts and nuts; the foot pad 33 is connected to the lower end of the bolt in a threaded mode, the knob at the upper end of the bolt is rotated, the relative length of the foot pad 33 can be adjusted, and therefore the ground clearance of the bending rod piece 32 is finely adjusted.

The end parts of the two standing support rods 34 are provided with a cross rod which is vertically connected, two foot pads 33 are fixedly connected below the cross rod, the foot pads 33 are directly fixed on the cross rod, and the thickness of the foot pads 33 is smaller.

The lower extreme of first foot pole 1 is in the middle part of second foot pole 2, and a locking piece 4 is fixed to the lower extreme of first foot pole 1, and this locking piece 4 is the member and runs through two first foot pole 1 lower extremes perpendicularly simultaneously, and the both ends of locking piece 4 all expose in first foot pole 1 to the tip that exposes of locking piece 4 can contradict on second foot pole 2.

The inner side of the lower part of one second foot rod 2 is provided with a locking mechanism 5 for locking the first foot rod 1; the locking mechanism 5 comprises an expansion piece 51 with a locking groove, a transmission piece 52 rotationally hinged with the expansion piece 51 and a pedal piece 53 rotationally hinged with the transmission piece 52, wherein the pedal piece 53 is simultaneously rotationally hinged with the second foot rod 2; the telescopic piece 51 can translate back and forth along the axial direction of the second leg rod 2, and the locking piece 4 at the lower end of the first leg rod 1 can be embedded into the locking groove on the telescopic piece 51.

Specifically, the extensible member 51 is a strip member and is close to the inner side wall of the second leg rod 2, the plate surfaces of the extensible member 51 close to the two ends are provided with an axial long waist hole 54, a guide member is vertically arranged in each long waist hole 54, and one end of each guide member is fixedly connected to the second leg rod; the telescoping piece 51 has a recessed locking catch at the telescoping front end.

The pedal part 53 comprises a middle pedal and two hinge plates vertically extending relative to two sides of the pedal, the front ends of the two hinge plates are provided with hinge holes, and pins are connected in the hinge holes and hinged to the second foot rod 2; the hinge plate inside the second leg 2 has a hinge hole at its rear end near the pedal, and the hinge hole is connected with a pin and is hinged to the end of the transmission member 52.

The hinged plate at the outer side of the second foot rod 2 is provided with a locking hook 6 extending towards the direction of the lower part of the third foot rod 3, meanwhile, the lower part of the third foot rod 3 at the same side with the hinged plate is provided with a locking clip 7, the locking clip 7 is arranged as a rod piece vertical to the inner side wall of the third foot rod 3, and then the locking hook 6 can be connected with the locking clip 7 in a clamping way.

The upper part of the second foot rod 2 is obliquely and upwardly bent and extends relative to the middle lower part of the second foot rod 2; the lower ends of the two second foot rods 2 are vertically and fixedly connected with a wheel shaft 21, and two ends of the wheel shaft 21 are connected with a wheel 22.

During folding operation, the foot is firstly used for stepping down the pedal plate 53 to make the locking clamping groove and the locking piece mutually separated; when the handrail member 31 is held by hand and lifted upwards, the first leg bar set and the second leg bar set are rotated and folded in opposite directions until the locking hook 6 on the step member 53 is engaged with the locking catch 7 on the third leg bar 3, and the folded state of the foot rest can be kept stable.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A bent pipe oblique fracture saw support comprises a table top and a foot rest for supporting the table top, and is characterized in that the foot rest comprises a first foot rod group, a second foot rod group and a third foot rod group which are mutually crossed and rotatably hinged; the first foot bar group comprises two parallel first foot bars (1), the second foot bar group comprises two parallel second foot bars (2), and the third foot bar group comprises two parallel third foot bars (3);

the upper ends of the two first foot rods are rotatably hinged to the left end of the table board;

the upper ends of the two second foot rods are respectively and correspondingly hinged to the middle lower parts of the two first foot rods in a rotating way;

the upper ends of the two third foot rods are rotatably hinged at the right end of the table board, and the middle parts of the two third foot rods are correspondingly rotatably hinged at the upper parts of the two second foot rods respectively;

the lower end of the first foot bar is positioned in the middle of the second foot bar, the lower end of the first foot bar is provided with a locking piece (4), and the locking piece extends towards the second foot bar close to the locking piece; meanwhile, a locking mechanism (5) for locking the first foot rod is arranged at the lower part of the second foot rod;

the locking mechanism comprises an expansion piece (51) with a locking groove, a transmission piece (52) rotationally hinged with the expansion piece, and a pedal piece (53) rotationally hinged with the transmission piece, and the pedal piece is rotationally hinged with the second foot rod at the same time; the telescopic piece can be translated in a reciprocating mode along the axial direction of the second foot rod, and the locking piece at the lower end of the first foot rod can be embedded into the locking groove in the telescopic piece.

2. The elbow miter saw support of claim 1, wherein the extension member is configured as a strip member adjacent to the side wall of the second leg, the extension member having an axial elongated slot (54) in the surface adjacent to each end, each slot having a guide member disposed vertically therein, one end of the guide member being fixedly attached to the second leg.

3. The elbow miter saw support of claim 2, wherein the pedal member includes a middle pedal, two hinge plates extending vertically with respect to both sides of the pedal, the hinge plates having hinge holes at front ends thereof, the hinge holes being connected with the pin shaft and being hinged to the second leg; the rear end of one of the hinged plates close to the pedal is provided with a hinged hole, and the hinged hole is connected with the pin and hinged to the end part of the transmission piece.

4. A bracket according to claim 3, wherein the other hinge plate has a locking hook (6) extending in the direction of the lower part of the third leg, and the lower part of the third leg on the same side as the hinge plate has a locking catch (7) with which the locking hook can be snap-connected.

5. The elbow miter saw bracket of claim 1, wherein the locking member is disposed to vertically penetrate the bar members of the lower ends of the first legs, and both ends of the locking member are exposed from the first legs, and the exposed end of the locking member can abut against the second legs.

6. The elbow miter saw support of claim 1, wherein the second leg bar group is located outside the first leg bar group, and the second leg bar group is inclined in the same direction as the first leg bar group; the third foot bar group is positioned at the outer side of the second foot bar group, and the third foot bar group is crossed with the second foot bar group and the first foot bar group in an X shape.

7. The elbow miter saw support of claim 6, wherein the upper portion of the second leg extends in an upwardly inclined curved shape with respect to the lower-middle portion of the second leg; the lower ends of the two second foot rods are vertically and fixedly connected with a wheel shaft (21), and the two ends of the wheel shaft are connected with wheels (22).

8. The elbow miter saw support of claim 6, wherein the upper ends of the third leg bars are connected with a circular arc-shaped handrail member (31), and a cross bar is vertically and fixedly connected between the two parallel handrail members; the upper ends of the two third foot rods are vertically and fixedly connected with a cross rod, the cross rod is provided with a vertically extending hinged plate, the hinged plate is provided with a hinged hole, and the hinged plate is hinged with the table top through the hinged hole and a pin.

9. The elbow miter saw support of claim 6, wherein the lower ends of the third leg members are provided with a bending rod member (32) which is bent to a horizontal gradually inclined angle, the foot pad (33) is fixedly connected below the end of the bending rod member, the end of each bending rod member is further provided with a standing support rod (34) which is bent upwards from a horizontal gradually inclined angle, and the end parts of the two standing support rods are provided with a cross rod which is vertically connected; a plurality of foot pads are fixedly connected below the cross bar.

10. The elbow miter saw support of claim 1, wherein the table top comprises two parallel table top long rod members (11), the end portions of the two table top long rod members are fixedly connected with table top short rod members (12), a plurality of fixed short rods (13) are fixedly connected between the two table top long rod members, and a handle is connected below the fixed short rod positioned in the middle; the end part of the table top long rod piece is sleeved with an extension rod (14), and the end part of the extension rod is connected with a roller frame (15); a storage box (8) is arranged between the table-board short rod piece and the fixed short rod, the storage box comprises a box bottom plate, and the periphery of the box bottom plate is provided with side walls which are inclined from bottom to top and expand outwards; the wall that mesa quarter butt and storing box contact is provided with indent storing box draw-in groove (16), and simultaneously, the lateral wall of storing box and mesa quarter butt contact is provided with relative bellied fastener, and the fastener can correspond to imbed in the storing box draw-in groove.