CN108214684B

CN108214684B - Aluminum type multifunctional clamping table

Info

Publication number: CN108214684B
Application number: CN201810009318.4A
Authority: CN
Inventors: 盛晶; 何占丰; 王荣民; 李宝; 荆彦鹏; 黄永平; 李成华; 潘鹏
Original assignee: Jinhua Yahu Tools Co Ltd
Current assignee: Jinhua Yahu Tools Co Ltd
Priority date: 2018-01-05
Filing date: 2018-01-05
Publication date: 2022-12-27
Anticipated expiration: 2038-01-05
Also published as: CN108214684A

Abstract

The invention relates to an aluminum type multifunctional clamping table which comprises a table board component and a foot rest component and is characterized in that the table board component comprises a table board base, a table board sliding seat, a static clamping plate component and a dynamic clamping plate component, wherein the surface of the table board sliding seat is provided with a plurality of propelling through holes which are arranged at intervals; one end of the table-board base is provided with a first foot rest supporting piece, and the other end of the table-board base is provided with a second foot rest supporting piece; a driving device for pushing the table-board sliding seat to move and a switch device capable of locking the driving device are arranged below the table-board sliding seat; aiming at the defects of single function and imperfect clamping mechanism of the existing clamping equipment, the invention is additionally provided with an extension pipe and a roller bracket, and a supporting mode of a clamping table is added; the table top structure is improved to meet the installation requirement of the screw rod seat, and the function of the oblique fracture saw support is realized by matching with the roller support; the clamping is realized by adopting a propelling structure which is quicker, more accurate and more stable.

Description

Aluminum type multifunctional clamping table

Technical Field

The invention relates to a woodworking clamping table, in particular to an aluminum multifunctional clamping table.

Background

In woodworking, wood to be processed is usually clamped and fixed. Common clamping devices include a bar-plate type clamping table, a flat-plate type clamping worktable, and a split heads type clamping table. The strip-plate type clamping table is simple in structure, mainly comprises parallel strips and screw fasteners, can only clamp workpieces with smaller specifications generally, and has the advantages of operation; the flat plate type clamping workbench combines the clamping function and the workbench function, the table surface of the flat plate type clamping workbench is composed of two flat plates, the clamping function is realized through the relative displacement of the two flat plates, the clamping range is expanded, but the clamping requirement of a large-size workpiece can not be met; the split heads type clamping table is a strip plate type table top, clamping is achieved by combining a clamping plate, the strip plate has a long length, the clamping range is larger, for example, a patent 201020240361.0 vice capable of being clamped quickly adopts a large number of connecting rods in a quick clamping mechanism, and a transmission loop formed by the connecting rods is correspondingly too long, so that the propelling speed and the stability are influenced.

Along with the customer to the functional requirement of product more and more high, the too single tight platform of clamp of function has been unable to satisfy the customer requirement, for this reason, this unit technical personnel have designed the tight platform of new money clamp, have given the tight platform of clamp other functions on the basis of keeping the tight platform of clamp to press from both sides tight function, simultaneously, adopt more quick more accurate propulsion mode to realize pressing from both sides tight function.

Disclosure of Invention

The invention mainly aims at the defects of single function and imperfect clamping mechanism of the existing clamping equipment, and provides an aluminum multifunctional clamping table which is additionally provided with an extension pipe and a roller bracket and increases the supporting mode of the clamping table; the table top structure is improved to meet the installation requirement of the screw rod seat, and the function of the oblique fracture saw support is realized by matching with the roller support; the clamping is realized by adopting a propelling structure which is faster, more accurate and more stable.

The technical problem of the invention is realized by the following technical scheme: the utility model provides a multi-functional tight platform of clamp of aluminum product formula, includes mesa subassembly, the scaffold subassembly that supports the mesa subassembly, a serial communication port, the mesa subassembly includes the mesa base, is located mesa slide, the setting of mesa base top at the static splint spare of mesa base one end, sets up the dynamic splint spare in mesa slide one end, form relative sliding connection through unsmooth block structure between mesa base and the mesa slide, then form interval adjustable centre gripping space between static splint spare and the dynamic splint spare.

The board surface of the table-board sliding seat is provided with a plurality of propelling through holes which are arranged at intervals.

The invention adopts a gradual pushing type clamping mode, the force application position of the clamping driving device on the table top sliding seat is a pushing through hole, the arrangement position of the pushing through holes can influence the clamping distance, and the distance between adjacent pushing through holes can influence the clamping speed; in the invention, the propulsion through hole is in a waist hole shape, two ends of the waist hole face two long sides of the table top sliding seat, dozens or even dozens of waist holes are arranged in parallel and are arranged from one end to the other end of the table top sliding seat, the clamping distance is expanded as much as possible, and the clamping distance is further expanded because the front end and the rear end of the table top sliding seat can be exchanged and connected, and the maximum clamping range exceeds 1.5 times of the length of the table top.

One end of the table-board base is provided with a first foot stand supporting piece, a first foot rod is connected to the first foot stand supporting piece, the other end of the table-board base is provided with a second foot stand supporting piece, and the second foot stand supporting piece is connected to a second foot rod and a third foot rod.

According to the invention, the second foot rest supporting piece is provided with the two foot rods, and the middle position of the treading plate of the driving device is reserved, so that the treading driving is convenient; only set up a foot pole on the first foot rest support piece, on the one hand, the single foot pole has reduced the structure, saves the cost, and on the other hand, the single foot pole can coil cooperation transmission connecting rod, step on foot plate spare, fixes the foot rest subassembly after will folding.

And a driving device for pushing the table board sliding seat to move and a switch device capable of locking the driving device are arranged below the table board sliding seat.

The driving device is formed by hinging a plurality of rod pieces and comprises a telescopic connecting rod which is close to the table-board sliding seat and is transversely arranged, the telescopic connecting rod is close to the first foot rest supporting piece, one end of the telescopic connecting rod, which is close to the first foot rest supporting piece, is simultaneously hinged with an upward-inclined pushing piece and a downward-inclined transmission connecting rod, a torsional spring is arranged at the hinging part of the telescopic connecting rod, the pushing piece and the transmission connecting rod, the upper end of the torsional spring is connected with the pushing piece, the lower end of the torsional spring is connected with the transmission connecting rod, the telescopic connecting rod is supported by the table-board base, a section of spring is sleeved on the telescopic connecting rod in a ring mode, the telescopic direction of the telescopic connecting rod is consistent with or opposite to the moving direction of the table-board sliding seat, a propelling contact is arranged at the upper end of the pushing piece, and the propelling contact can extend into a propelling through hole above the propelling contact; the upper end edge of the back face of the propelling contact, which is opposite to the advancing direction, is provided with an arc-shaped curved surface, meanwhile, an inclined guide plate is fixed on the table-board base at the inclined rear upper part of the arc-shaped curved surface, and when the propelling contact moves downwards, the back face of the propelling contact clings to the inclined face of the inclined guide plate and moves downwards along the inclined face in an inclined way; a vertical return spring is connected between the transmission connecting rod and the table-board base.

According to the driving device, the transmission connecting rod is driven by the stepping plate, when the transmission connecting rod turns downwards in an inclined mode, the telescopic connecting rod pushes the telescopic spring forwards under the action of the torsion spring, meanwhile, the pushing piece is driven to turn upwards in an inclined mode, the pushing contact is made to extend into the pushing through hole, and the table-board sliding seat is driven to push a small distance forwards; the pushing piece is directly driven by the transmission connecting rod, and other secondary transmission pieces are not arranged in the middle of the pushing piece, so that the action is quicker; the pushing piece and the pushing contact are very close to the pushing through hole, so that the pushing contact can extend into the pushing through hole only by turning the pushing piece by a small angle, the action amplitude is small, the stable structure is kept, and the action is in place; and, the slope that has the slope deflector again is spacing, so, the drive process is whole quick, accurate, stable. The extension spring and the return spring in the driving device both play a role in returning to corresponding structures, the extension spring is extruded during driving, and the pushing piece is pushed back to the initial position in an inclined manner under the elastic recovery action of the extension spring when external force is eliminated; the reset spring is used for stabilizing the transmission connecting rod, when the transmission connecting rod is driven, the transmission connecting rod is obliquely turned downwards, the reset spring is stretched, and when the external force is eliminated, the transmission connecting rod is pulled back to the initial position under the elastic restoring action of the reset spring.

Switch device sets up between transmission connecting rod and second foot rest support piece, including sliding connection in second foot rest support piece's on & off switch, articulated a pull rod on the on & off switch, the articulated slide of lower extreme of pull rod, relative sliding connection about slide and second foot rest support piece formed through unsmooth block structure, be provided with hollow rotatable direction pipe box on the slide, set up the telescopic pin axle in the direction pipe box, the one end of telescopic pin axle articulates in rotatory board that floats, rotatory board that floats articulates and is provided with vertical guiding hole on second foot rest support piece and the rotatory board that floats, be provided with the guide bar in the guiding hole, the lower extreme of guide bar articulates in transmission connecting rod.

In the invention, the switch device can play a locking role, mainly limits the extension and retraction of the guide rod, and once the guide rod is limited, the stepping plate and the transmission connecting rod are also limited. The specific mode is that the switch key moves downwards, the sliding plate at the lower end of the pull rod slides downwards to the lowest position, the telescopic shaft rotates downwards along with the sliding plate, the spring on the telescopic shaft is compressed, the side pressure of the spring on the rotary floating plate is increased, the inclination of the rotary floating plate is increased, and the upper end of the guide rod is clamped in the guide hole at one side of the rotary floating plate; at the moment, the whole driving device is in driving action, the push contact extends into the push through hole, and the table-board sliding seat is limited to translate. Meanwhile, the table top of the invention, especially the edge of the table top is improved, the requirement of installing the screw rod seat can be met, and the screw rod seat is matched with the roller bracket and can be used as a bracket of the oblique fracture saw.

The first foot rest supporting piece and the second foot rest supporting piece are symmetrically provided with two transverse hollow supporting sleeves, each supporting sleeve is internally connected with a transverse extension pipe, and the joint of each extension pipe and each supporting sleeve is provided with an adjusting and locking knob; the extension pipe is the hollow tube, and a hollow nozzle stub is connected simultaneously to the outer end of two extension pipes, is provided with two horizontal installation through-holes that transversely link up on the nozzle stub to and two vertical installation through-holes that vertically link up, wherein, extension pipe end connection is in horizontal installation through-hole, at vertical installation through-hole in-connection cylinder support, and set up the fastening through-hole at the terminal surface at nozzle stub both ends, set up regulation locking knob in the fastening through-hole, the inner of regulation locking knob supports the cylinder support, connects the cylinder on the cylinder support. The extension pipe is used as a support and a containing space; the storage mode is very simple, the upright post of the roller bracket is transversely inserted into two ends of the extension pipe, and the roller bracket after storage, the extension pipe and the table top form a whole, so that the roller bracket is more favorable for storage, carrying, transportation and the like.

Preferably, the center of the table-board base is provided with a groove track, the cross section of the groove track is in an inverted T shape with a narrow top and a wide bottom or a combined shape of an isosceles trapezoid and a square, the lower half part of the table-board sliding seat is provided with a protruding part matched with the groove track, and a bottom panel of the protruding part is provided with a plurality of propelling through holes arranged at intervals. In the invention, the clamping part is set to be in a shape with a wide upper part and a narrow lower part, so that the table top sliding seat is only allowed to horizontally translate but can not move in other directions, the table top sliding seat is prevented from being easily separated from the table top base, the stability of the table top is favorably kept, even in the process of woodworking, when a woodworking tool carries out operations such as cutting and polishing on a woodworking tool, the clamping state of the table top can be maintained, and the use safety is improved.

Preferably, a limiting part is arranged between the table top base and the transmission connecting rod, and a cushion pad is arranged at the lower end of the limiting part. The action of the limiting piece is similar to that of the return spring, and the limiting piece and the return spring are matched to improve the driving stability; the direct collision contact with the transmission connecting rod of blotter, soft blotter can reduce the collision wearing and tearing.

Preferably, the lower end of the transmission connecting rod is hinged to the stepping plate, a positioning structure is further arranged between the stepping plate and the transmission connecting rod, the positioning structure comprises a telescopic bolt arranged on the stepping plate, a spring connected between the telescopic bolt and the stepping plate, and a bolt hole arranged at the lower end of the transmission connecting rod, and the telescopic bolt can be inserted into the bolt hole. The treading plate is foldable, so that the treading plate is matched with the foot rest assembly to be integrally folded, for the convenience of operation, the treading plate is divided into an upper part and a lower part, the whole lower part is provided with a telescopic pull ring, and telescopic bolts extend from the middle part to the upper part of the treading plate until the telescopic bolts are inserted into bolt holes of the transmission connecting rod 33.

Preferably, the lower side wall of the transmission connecting rod is provided with a clamping groove, and the side wall of the first foot rod is provided with a convex chuck which can be embedded into the clamping groove. Because the foot treading plate is provided with the hollow part, after the foot rest is folded integrally, the clamping groove of the first foot rod is connected with the clamping head of the transmission connecting rod, and the folded foot rest is fixed.

Preferably, the lower ends of the first foot rod, the second foot rod and the third foot rod are provided with balance plates, the two sides of each balance plate are provided with side plates, the end parts of the two side plates are symmetrically provided with through holes which are vertical waist holes, pin shafts are arranged in the waist holes, the pin shafts can move up and down in the waist holes relative to the waist holes, the balance plates are hinged to the lower ends of the foot rods through the pin shafts, and the balance plates can be turned over to be parallel to the ground and to be tightly attached to the foot rods; the lower extreme of foot pole sets to eccentric arc curved surface, when the balance plate turned over down to the level, this eccentric arc curved surface can support the face of balance plate. The arrangement of the balance plate increases the contact area between the foot rod and the ground, and the support is more stable; because the eccentric curved surface at the lower end of the foot rod is arranged, when the balance plate is in a horizontal position, the balance plate and the lower end of the foot rod are mutually and tightly abutted to form interaction, and the balance plate can be turned upwards to be in a state of being tightly attached to the side wall of the foot rod only by applying external force; meanwhile, if the ground of the operation environment is extremely uneven or the requirement on stability is high, screws can be driven into the through holes of the balance plate and directly driven into the ground for fixed connection.

Preferably, the balance plate is further provided with two through holes on the plate surface, and the fasteners can be driven into the ground through the through holes.

Preferably, the roller bracket comprises two vertical columns, a transverse horizontal slat is connected to the upper ends of the vertical columns, a roller is arranged above the horizontal slat, the side edge of the horizontal slat is vertically connected with a vertical installation slat, a vertical strip-shaped through hole is formed in the middle of the installation slat, a fastening rod penetrates through the strip-shaped through hole from outside to inside and then is connected to the roller, and the outer end part of the fastening rod is provided with a plurality of circles of external threads and is in threaded connection with a knob.

Preferably, the horizontal lath is a curved plate, the cross section of the horizontal lath is a semicircular arc with an upward opening, and the semicircular arc is attached to the cylindrical side surface of the roller.

If the knob is unscrewed, the roller and the mounting batten can be separated, the roller can move up and down relative to the mounting batten, and according to actual needs, if the roller support is needed, the height of the roller is adjusted to exceed the upper edge of the mounting batten, and the knob is screwed for fixing; if the roller is used or the roller support is not needed, the height of the roller is adjusted, the roller is placed on the horizontal lath, and the roller is fixed by screwing the knob.

In summary, compared with the prior art, the invention has the following advantages:

the invention adopts a faster and more accurate propulsion mode to realize the clamping function, simplifies the number of connecting rods, reduces the structural space, controls the action amplitude, realizes the fast and accurate propulsion and keeps the high stability; the extension pipe and the roller bracket are additionally arranged, so that the supporting mode of the clamping table is enriched, meanwhile, the extension pipe is used as a supporting piece and a containing space, the containing problem of the roller and the roller bracket is solved, and the table top is folded to form a whole; according to the invention, the structure of the table top is improved, on one hand, a new propulsion mode is matched, on the other hand, the structure of the edge of the table top is mainly optimized so as to meet the installation requirement of the screw rod seat, and the screw rod seat is matched with the roller bracket, so that the function of the oblique fracture saw bracket is realized by the clamping table; the foot rod has a double stable structure, the contact area of the foot rod and the ground is increased by the balance plate, and the through hole is matched with the fastener, so that the foot rod can be more directly and firmly fixed on the ground, and the foot rod is very safe and stable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention with the drive mechanism in an open position;

FIG. 3 is a cross-sectional view of the present invention with the drive mechanism in a locked condition;

FIG. 4 is an enlarged view of portion A of FIG. 2;

FIG. 5 is an enlarged view of portion B of FIG. 2;

fig. 6 is a schematic view of the present invention in a folded state.

The reference numbers in the figures are: 1. a tabletop component; 11. a table-top base; 12. a table top slide; 13. a static jaw member; 14. a dynamic splint member; 15. pushing the through hole;

2. a foot rest assembly; 21. a first leg support; 22. a second foot rest support; 23. a first leg bar; 24. a second leg bar; 25. a third leg bar; 26. an upper end plate; 27. a wheel; 28. a balance plate; 29. a through hole;

3. a drive device; 31. a pusher member; 32. a telescopic connecting rod; 33. a transmission connecting rod; 34. a torsion spring; 35. a tension spring; 36. a propelling contact; 37. a return spring; 38. a cushion pad; 39. stepping on the plate;

4. a switching device; 41. an on-off key; 42. a pull rod; 43. a slide plate; 44. a guide pipe sleeve; 45. a telescopic pin shaft; 46. rotating the floating plate; 47. a guide bar;

52. an extension tube; 53. adjusting a locking knob; 54. a short pipe; 55. transversely installing a through hole; 56. vertically installing a through hole; 57. a drum support; 58. horizontal laths; 59. installing a batten;

6. a drum; 61. a strip-shaped through hole; 63. fastening the rod piece; 9. a clamping groove; 10. a chuck.

Detailed Description

The invention is further illustrated with reference to the following figures and examples.

Example 1:

as shown in fig. 1, 2 and 3, an aluminum multifunctional clamping table comprises a table top assembly 1, a foot rest assembly 2 for supporting, a driving device 3 for driving the table top to translate, and a switch device 4 for locking the driving device.

The table top assembly is composed of a table top base 11, a table top sliding seat 12, a static clamping plate piece 13 and a dynamic clamping plate piece 14.

Wherein, the table-board base 11 is a lath-shaped section, the center of the section is provided with a groove track, when viewed from the cross section of the table-board base 11, the groove is an upper opening, the upper part of the groove is narrow, the lower part of the groove is wide, and the groove can be generally arranged in an inverted T shape or an inverted isosceles trapezoid combined with a square shape, etc.; one end of the table base 11 is provided with a static jaw 13.

The table-board sliding seat 12 is a strip-shaped section bar, the upper layer is a straight strip board, a downward convex part is arranged below the strip board, the structure of the convex part is matched with the groove track of the table-board base 11 and can be embedded into the groove track, two sides are vertical side plates when viewed from the cross section, the lower ends of the two side plates are respectively connected with inclined plates which are inclined and expanded outwards, the lower ends of the two inclined plates are connected with a horizontal plate, and the whole convex part is a square upper part and an inverted isosceles trapezoid lower part; a plurality of pushing through holes 15 are formed in the horizontal plate at the lowest layer of the protruding portion, and the pushing through holes 15 are uniformly arranged from one end of the horizontal plate to the other end at intervals; a dynamic jaw 14 is fixed to one end of the table top slide 12, and the dynamic jaw 14 is vertical.

The table-board base 11 and the table-board sliding seat 12 form relative sliding connection, and a clamping space with adjustable space is formed between the static clamping plate piece 13 and the dynamic clamping plate piece 14 and is used for clamping a workpiece.

The foot rest assembly 2 consists of a first foot rest support member 21, a second foot rest support member 22 and three foot rods; wherein, the first foot rest supporting piece 21 is arranged at one end of the table-board base 1, and the second foot rest supporting piece 22 is arranged at the other end of the table-board base 1; first foot rest support piece 21 mainly comprises the curb plate of end plate and both sides is connected, and the end plate inboard is provided with the bearing board of two parallels, and the upper end of first foot pole 23 articulates in two bearing boards through the round pin axle, and simultaneously, on first foot pole 23 upper portion, the below at articulated position sets up elasticity bolt spare, mainly comprises bolt, spring, operating handle, corresponds, sets up the locating hole on one of them axle carrier plate, drives the bolt through control operating handle and stretches out and draws back, fixes a position first foot pole 23.

The second foot rest support 22 is mainly formed by connecting an end plate and side plates at two sides, the end plate is formed by a lower end plate and an upper end plate 26, the lower end plate is arranged at the end part of the table-board base, and the upper end plate 26 is arranged above the lower end plate and is higher than the table-board; the static jaw members 13 at the ends of the table base 11 are fixed to the inside of the upper end plate 26.

The inner side of the lower end plate of the second foot rest supporting piece 22 is provided with two bearing plates which respectively form two groups of bearing plates with the two side plates, wherein one group of bearing plates is hinged with a second foot rod 24, and the other group of bearing plates is hinged with a third foot rod 25; the upper end of the second foot rod 24 is hinged to the bearing plate through a pin shaft, meanwhile, an elastic bolt piece mainly composed of a bolt, a spring and an operating handle is arranged on the upper portion of the second foot rod 24 and below the hinged portion, correspondingly, a positioning hole is formed in a side plate close to the second foot rod 24, and the operating handle is controlled to drive the bolt to stretch and retract so as to position the second foot rod 24; the third leg bar 25 employs the same hinge structure and positioning structure as the second leg bar 24.

The wheels 27 are connected to the side plates at both sides of the second foot stand supporting member 22, and when the clamping platform is folded integrally, the folded clamping platform is inclined, and the wheels 27 contact the ground, so that the second foot stand supporting member is convenient to push and pull.

The lower ends of the first foot rod 23, the second foot rod 24 and the third foot rod 25 are all provided with a balance plate 28, the two sides of the balance plate 28 are both provided with side plates, the end parts of the two side plates are symmetrically provided with through holes which are vertical waist holes, pin shafts are arranged in the waist holes, the pin shafts can float up and down in the waist holes relative to the waist holes, the balance plate 28 is hinged to the lower ends of the foot rods through the pin shafts, and the balance plate 28 can be turned over to be parallel to the ground and tightly attached to the foot rods; the lower end of the foot rod is provided with an eccentric arc-shaped curved surface, when the balance plate 28 is turned downwards to be horizontal, the eccentric arc-shaped curved surface can abut against the plate surface of the balance plate 28, a large interaction force is formed between the eccentric arc-shaped curved surface and the balance plate 28, and the balance plate 28 can be turned upwards to be tightly attached to the foot rod only by applying a large external force; two through holes 29 are further formed in the plate surface of the balance plate 28, when the clamping table is located on an uneven ground, fasteners such as bolts and screws can penetrate through the through holes 29 to be driven into the ground, and the stability of the clamping table is improved.

A driving device 3 is arranged below the table-board base 11 and the table-board sliding seat 12 and used for pushing the table-board sliding seat 12 to translate on the table-board base 11; at the same time, a switching device 4 is provided for locking the drive device 3.

The driving device 3 is formed by connecting a pushing piece 31, a telescopic connecting rod 32, a transmission connecting rod 33 and a stepping plate piece 39; wherein, the telescopic link 32 is closer to the first scaffold support 21, one end of the telescopic link 32 close to the first scaffold support 21 is hinged with the pushing member 31 inclining upwards and the transmission link 33 inclining downwards, and a torsion spring 34 is arranged at the hinged position of the telescopic link 32, the pushing member 31 and the transmission link 33, the upper end of the torsion spring 34 is connected with the pushing member 31, and the lower end of the torsion spring 34 is connected with the transmission link 33; a supporting plate is arranged below the table top base 11, a shaft sleeve is hinged on the supporting plate, one end of the telescopic connecting rod 32 far away from the first foot rest supporting piece 21 is connected with the shaft sleeve, a telescopic spring 35 is sleeved on the telescopic connecting rod 32, the telescopic direction of the telescopic connecting rod 32 is the same as or opposite to the moving direction of the table top sliding seat 12, and the telescopic spring 35 is used for exerting resilience force on the pushing piece 31 to enable the pushing piece to move downwards and backwards and be separated from the pushing through hole 15.

As shown in fig. 4, the pushing member 31 is turned over between a horizontal state and an oblique state, a pushing contact 36 is fixed at the upper end of the pushing member 31, the pushing contact 36 can extend into the pushing through hole 15 above the pushing member 31 and generate a translational pushing action on the table top slide carriage 12 along with the turning of the pushing member 31, the upper part of the pushing contact 36 is two vertically protruding small square column heads, the upper edge of the back surface of the square column head opposite to the advancing direction is set to be an arc-shaped curved surface, the lower part of the pushing contact 36 is another transverse square column body connecting the two protruding square column heads, the square column body is set to be an inclined surface towards the edge position obliquely above and behind, meanwhile, an inclined guide plate is fixed on the table top base 11 above the oblique back of the arc-shaped curved surface of the pushing contact 36, when the pushing contact 36 moves downwards, the inclined surface of the back surface of the pushing contact 36 is tightly attached to the inclined surface of the inclined guide plate and moves downwards along the inclined surface, that the pushing contact 36 is not contacted with the table top 12 in the process of returning to the table top 12, so as to avoid the pushing contact 36 generating a reverse pushing action on the table top 12; a section of vertical return spring 37 is also connected between the transmission connecting rod 33 and the table top base 11, which is beneficial to the transmission connecting rod 33 to return to the initial position; furthermore, a limiting member is further disposed on one side of the return spring 37 and between the table top base 11 and the transmission link 33 for limiting the height of the transmission link 33 exceeding the initial position due to excessive return, the upper end of the limiting member is fixed to the table top base 11, the lower end of the limiting member is covered with a cushion 38, and the cushion 38 directly collides with the transmission link 33 to avoid collision and abrasion between the two.

The clamping table clamps a workpiece through the static clamping plate piece 13 and the dynamic clamping plate piece 14, and the clamping distance between the static clamping plate piece 13 and the dynamic clamping plate piece 14 is adjusted according to the specification of the workpiece so that the workpiece is clamped; if the specification of the workpiece is too large and even exceeds the length of the table top, the front end and the rear end of the table top sliding seat 12 can be exchanged, the clamping distance is enlarged, and the workpiece with the specification too large and even exceeding the length of the table top can be clamped.

The lower end of the transmission connecting rod 33 is hinged with a stepping plate 39 through a pin shaft, and when the stepping plate 39 is stepped, the pushing piece 31 pushes the table-board sliding seat 12 to move forward by one grid, wherein the distance of one grid is the distance between two adjacent pushing through holes 15; a positioning structure is also arranged between the stepping plate 39 and the transmission connecting rod 33 to limit the stepping plate 39 to rotate relative to the transmission connecting rod 33; specifically, a telescopic bolt, a spring and a telescopic pull ring are arranged on the step plate 39, meanwhile, a bolt hole is arranged at the lower end of the transmission connecting rod 33, external force is applied to pull the pull ring, the telescopic bolt is controlled to stretch, the telescopic bolt is inserted into the bolt hole, and the step plate 39 and the transmission connecting rod 33 are fixedly connected; the retractable pin is disengaged from the pin hole, and the stepping plate 39 is turned over, thereby completing the folding of the stepping plate.

For the convenience of operation, the stepping plate 39 is divided into an upper portion and a lower portion, the lower portion is a telescopic pull ring, and a telescopic pin extends from the middle portion to the upper portion of the stepping plate 39 to be inserted into a pin hole of the transmission link 33.

As shown in fig. 2 and 6, after the second leg bar 24, the third leg bar 25, the stepping plate 39 and the first leg bar 23 are folded in this order, a clip groove 9 is formed in the lower side wall of the transmission link 33 in order to stabilize the folded state, and a protruding cartridge 10 is formed in the middle of the side wall of the first leg bar 23, so that the cartridge 10 is fitted into the clip groove 9 in the folded state.

The switch device 4 is arranged between the transmission connecting rod 33 and the second foot rest supporting piece 22 and mainly comprises a switch key 41, a pull rod 42, a sliding plate 43, a guide pipe sleeve 44, a telescopic pin shaft 45, a rotary floating plate 46 and a guide rod 47 from top to bottom; two sliding grooves are formed in the upper end plate 26 of the second foot rest supporting piece 22, the switch key 41 is formed by connecting a switch plate and a switch handle, the switch handle is vertically fixed on the outer side of the switch plate, two embedded plates are arranged on the inner side of the switch plate, the two embedded plates are embedded into the sliding grooves, the switch key 41 can slide up and down relative to the upper end plate 26 through the embedded plates, through holes are symmetrically formed in the two embedded plates, pin shafts are arranged in the through holes, and the upper ends of the pull rods 42 are hinged to the embedded plates through the pin shafts and the through holes; as shown in fig. 5, the lower end of the pull rod 42 is hinged to a sliding plate 43, meanwhile, a sliding rail is arranged on the inner side of the lower end plate of the second foot rest support 22, the sliding plate 43 is embedded in the sliding rail, the sliding plate 43 can move up and down along the sliding rail under the driving of the pull rod 42, a hollow area is arranged in the center of the sliding plate 43, bearings are respectively arranged on two sides of the hollow area, a guide pipe sleeve 44 is arranged between the two bearings, a rotating shaft is connected between two side wall surfaces of the guide pipe sleeve 44 and the bearings, and the guide pipe sleeve 44 can rotate; one end of the telescopic pin shaft 45 penetrates through the guide pipe sleeve 44, a spring is sleeved on the telescopic pin shaft 45, the other end of the telescopic pin shaft 45 is hinged to the middle of the rotary floating plate 46, one end of the rotary floating plate 46 is hinged to the lower end plate of the second foot rest supporting piece 22, a guide hole which is vertically communicated is further formed in the side face of the rotary floating plate 46, the guide rod 47 is vertically inserted into the guide hole in a penetrating mode, and the lower end of the guide rod 47 is hinged to the lower end of the transmission connecting rod 33 in the driving device 3.

The switch device 4 is used for opening and locking the driving device 3, as shown in fig. 2, when the switch key 41 is moved upwards to the uppermost end, the pull rod 42 drives the sliding plate 43 to move upwards, the telescopic shaft 44 inclines upwards relative to the rotary floating plate 46 and generates lateral thrust to the rotary floating plate 46 under the action of the spring, the rotary floating plate 46 forms a small inclination angle relative to the horizontal plane, and the guide rod 47 can smoothly extend upwards and downwards in a guide hole on one side of the rotary floating plate 46 to drive and push; as shown in fig. 3, when the switch button 41 is slid downwards to the lowest end, the pull rod 43 drives the slide plate 43 to move downwards, the telescopic shaft 44 inclines downwards relative to the rotary floating plate 46 and generates a lateral thrust on the rotary floating plate 46 under the action of the spring, the rotary floating plate 46 forms a larger inclination angle relative to the horizontal plane, the guide rod 47 moves downwards under the drive of the stepping plate 39, the upper end of the guide rod 47 is obliquely clamped in the guide hole on one side of the rotary floating plate 46, the driving device 3 is locked, and at the moment, the pushing contact 36 on the pushing piece 31 extends into one of the pushing through holes 15 to limit the movement of the table-board sliding seat 12.

The end plate of the first foot rest supporting piece 21 and the lower end plate of the second foot rest supporting piece 22 are symmetrically provided with two through holes, two transverse hollow supporting sleeves are respectively fixed at the positions of the two through holes and at the inner sides of the end plates, each supporting sleeve is internally connected with a transverse extension pipe 52, a screw type adjusting and locking knob 53 is arranged at the joint of each extension pipe 52 and each supporting sleeve, and a screw of each adjusting and locking knob 53 penetrates through the supporting sleeve and abuts against the extension pipe 52 inside to realize a tight fixing position; the extension pipes 52 are hollow pipes, the outer ends of the two extension pipes 52 are simultaneously connected with a section of hollow short pipe 54, the short pipe 54 is provided with two transverse through mounting through holes 55 and two vertical through mounting through holes 56, wherein the end parts of the two extension pipes 52 are respectively and correspondingly connected to the two transverse mounting through holes 55, and the two vertical mounting through holes 56 are internally connected with a roller bracket 57; as shown in fig. 6, when the use is finished, the roller bracket 57 is detached from the vertical mounting through hole 56 of the short tube 54, and then transversely passes through the transverse mounting through hole 55 and extends into the extension tube 52, and then the extension tube 52 is retracted to the lower part of the table top base 11, so that the problems of storage and storage of the roller bracket 57 are solved, and the occupied space after the table top is folded is reduced.

The roller bracket 57 comprises two vertical columns which are respectively and correspondingly inserted into the two vertical mounting through holes 56 of the short pipe 54, fastening through holes are formed in the end surfaces of the two end parts of the short pipe 54, a screw type adjusting and locking knob 53 is arranged in each fastening through hole, the inner end of a screw of the adjusting and locking knob 53 is abutted against the roller bracket 57, and the roller 6 is connected onto the roller bracket 57; the upper ends of the two upright posts are connected with a horizontal slat 58, and a roller 6 is arranged above the horizontal slat 58; a vertical mounting bar plate 59 is vertically and fixedly connected with one side edge of the horizontal bar plate 58, a vertical strip-shaped through hole 61 is formed in the middle of the mounting bar plate 59, a fastening rod member 63 inwards traverses the strip-shaped through hole 61 from the outer side of the mounting bar plate 59 and then traverses the roller 6 to form fixed connection with the roller 6, meanwhile, a plurality of circles of external threads and a threaded connection knob are arranged at the outer end part of the fastening rod member 63, and the tightness of connection between the roller 6 and the mounting bar plate 59 is adjusted through the knob; the horizontal strip plate 59 is a curved plate, the cross section of the horizontal strip plate is a semicircular arc with an upward opening, and the semicircular arc is just attached to the cylindrical side surface of the roller 6; in use, the height of the drum 6 is adjusted using the screw fastener 63.

The roller 6 and the roller bracket 57 are used for supporting a workpiece, and the roller 6 and the roller bracket 57 can be used independently or matched with an oblique cutting saw; in the clamping table, the table top consisting of the table top base 11 and the table top sliding seat 12 can meet the requirement of installing a screw rod seat; the dynamic clamping plate part 14 of the table top sliding seat 12 is firstly attached to the static clamping plate part 13, two screw rod seats are arranged on the table top, the screw rod seats cross the table top, and at the moment, the clamping table is used as a miter saw support.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. An aluminum type multifunctional clamping table comprises a table top component (1) and a foot frame component (2) for supporting the table top component, and is characterized in that the table top component comprises a table top base (11), a table top sliding seat (12) positioned above the table top base, a static clamping plate component (13) arranged at one end of the table top base and a dynamic clamping plate component (14) arranged at one end of the table top sliding seat, wherein the table top base and the table top sliding seat form relative sliding connection through a concave-convex clamping structure, and a clamping space with adjustable space is formed between the static clamping plate component (13) and the dynamic clamping plate component (14);

the board surface of the table-board sliding seat is provided with a plurality of propelling through holes (15) which are arranged at intervals;

a first foot rest supporting piece (21) is arranged at one end of the table top base (11), a first foot rod (23) is connected to the first foot rest supporting piece, a second foot rest supporting piece (22) is arranged at the other end of the table top base, and a second foot rod (24) and a third foot rod (25) are connected to the second foot rest supporting piece;

a driving device (3) for pushing the table-board sliding seat (12) to move and a switch device (4) capable of locking the driving device are arranged below the table-board sliding seat;

the driving device (3) is formed by hinging a plurality of rod pieces and comprises a telescopic connecting rod (32) which is close to the table-board sliding seat and is transversely arranged, the telescopic connecting rod is close to the first table-board supporting piece, one end, close to the first table-board supporting piece, of the telescopic connecting rod is hinged with an upward-inclined pushing piece (31) and a downward-inclined transmission connecting rod (33) at the same time, a torsion spring (34) is arranged at the hinged position of the telescopic connecting rod, the pushing piece and the transmission connecting rod, the upper end of the torsion spring is connected with the pushing piece, the lower end of the torsion spring is connected with the transmission connecting rod, the telescopic connecting rod (32) is supported by the table-board base (11), a section of spring is sleeved on the telescopic connecting rod in a ring mode, the telescopic direction of the telescopic connecting rod is consistent with or opposite to the moving direction of the table-board sliding seat, a propelling contact (36) is arranged at the upper end of the pushing contact and can extend into a propelling through hole (15) above the propelling contact; the upper end edge of the back of the propelling contact (36) opposite to the advancing direction is provided with an arc-shaped curved surface, meanwhile, an inclined guide plate is fixed on the table-board base (11) at the inclined rear upper part of the arc-shaped curved surface, and when the propelling contact moves downwards, the back of the propelling contact clings to the inclined surface of the inclined guide plate and moves downwards along the inclined surface in an inclined way; a vertical return spring (37) is connected between the transmission connecting rod (33) and the table top base (11);

the switch device 4 is arranged between the transmission connecting rod (33) and the second foot rest support (22) and comprises an on-off key (41) which is connected with the second foot rest support in a sliding mode, a pull rod (42) is hinged to the on-off key, the lower end of the pull rod is hinged to a sliding plate (43), the sliding plate (43) and the second foot rest support (22) form up-down relative sliding connection through a concave-convex clamping structure, a hollow rotatable guide pipe sleeve (44) is arranged on the sliding plate, a telescopic pin shaft (45) is arranged in the guide pipe sleeve, one end of the telescopic pin shaft is hinged to a rotary floating plate (46), the rotary floating plate is hinged to the second foot rest support and is provided with a vertical guide hole, a guide rod (47) is arranged in the guide hole, and the lower end of the guide rod is hinged to the transmission connecting rod (33);

the first foot rest supporting piece and the second foot rest supporting piece are symmetrically provided with two transverse hollow supporting sleeves, each supporting sleeve is internally connected with a transverse extension pipe (52), and the joint of each extension pipe and each supporting sleeve is provided with an adjusting and locking knob (53); the extension pipe is the hollow tube, a hollow nozzle stub (54) is connected simultaneously to the outer end of two extension pipes, be provided with two horizontal installation through-holes (55) that transversely link up on the nozzle stub, and two vertical installation through-holes (56) that vertically link up, wherein, extension pipe end connection is in horizontal installation through-hole, at vertical installation through-hole internal connection cylinder support (57), and set up fastening through-hole at the terminal surface at nozzle stub both ends, set up regulation locking knob (53) in the fastening through-hole, the inner of regulation locking knob supports cylinder support, cylinder (6) are connected on the cylinder support.

2. The aluminum type multifunctional clamping table as claimed in claim 1, wherein the center of the table top base is provided with a groove track, the cross section of the groove track is in an inverted T shape with a narrow top and a wide bottom or a combination of an isosceles trapezoid and a square shape, the lower half part of the table top sliding seat is provided with a protruding part matched with the groove track, and the bottom panel of the protruding part is provided with a plurality of propelling through holes (15) arranged at intervals.

3. The aluminum product type multifunctional clamping table as recited in claim 1, wherein a stopper is provided between the table top base and the transmission link, and a cushion pad (38) is provided at a lower end of the stopper.

4. An aluminum type multifunctional clamping platform as defined in claim 1 or 3, wherein the lower end of the transmission link is hinged with a stepping plate (39), and a positioning structure is further provided between the stepping plate and the transmission link, the positioning structure comprising a retractable bolt provided on the stepping plate, a spring connected between the retractable bolt and the stepping plate, and a bolt hole provided at the lower end of the transmission link, the retractable bolt being capable of being inserted into the bolt hole.

5. An aluminium-based multifunctional clamping table as in claim 1 wherein the first foot support (21) is hinged to a first foot bar (23) and the second foot support (22) is hinged to a second foot bar (24) and a third foot bar (25).

6. An aluminum product type multifunctional clamping platform as recited in claim 5, wherein the lower side wall of the transmission connecting rod is provided with a clamping groove (9), and the side wall of the first leg bar is provided with a protruding clamping head (10) which can be embedded into the clamping groove.

7. An aluminum type multifunctional clamping table as claimed in claim 6, wherein the lower ends of the first foot bar (23), the second foot bar (24) and the third foot bar (25) are respectively provided with a balancing plate (28), the two sides of the balancing plate are respectively provided with a side plate, the end parts of the two side plates are symmetrically provided with a through hole, the through holes are vertical waist holes, pin shafts are arranged in the waist holes, the pin shafts can move up and down relative to the waist holes, the balancing plates are hinged to the lower ends of the foot bars through the pin shafts, and the balancing plates can be turned to be parallel to the ground and turned to be close to the foot bars; the lower extreme of foot pole sets to eccentric arc curved surface, and when the balance plate turned over down to the level, this eccentric arc curved surface can support the face of balance plate.

8. The aluminum material type multifunctional clamping platform as recited in claim 7, wherein the balance plate (28) is further provided with two through holes (29) on the plate surface, and a fastener can be driven into the ground through the through holes (29).

9. An aluminum type multifunctional clamping platform as defined in claim 1, wherein the roller bracket comprises two vertical posts, a horizontal bar (58) is connected to the upper ends of the posts, the roller (6) is disposed above the horizontal bar, the vertical mounting bar (59) is vertically connected to the side edges of the horizontal bar, a vertically long bar-shaped through hole is formed in the middle of the mounting bar, a fastening rod (63) is connected to the roller after crossing the bar-shaped through hole from outside to inside, and the outer end portion of the fastening rod is provided with a plurality of external threads and is connected with the knob in a threaded manner.

10. The aluminum product type multifunctional clamping platform as recited in claim 9, wherein the horizontal strips (58) are curved plates and have a cross section of a semicircular arc with an upward opening, the semicircular arc being attached to the cylindrical side surface of the roller.