CN112355674A

CN112355674A - Multipurpose sawing machine fixture

Info

Publication number: CN112355674A
Application number: CN202011169015.2A
Authority: CN
Inventors: 金玉静; 黄伯明; 聂文金; 王珍传; 余凌锋; 张磊; 赵建权; 王伊萍
Original assignee: Jiangsu Shagang Group Co Ltd; Zhangjiagang Hongchang Steel Plate Co Ltd
Current assignee: Jiangsu Shagang Group Co Ltd; Zhangjiagang Hongchang Steel Plate Co Ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-02-12

Abstract

The invention belongs to the technical field of machining, in particular to a multipurpose sawing machine clamp, aiming at the problems that in the prior art, a hydraulic cylinder is independently utilized to clamp materials, the clamping effect is poor, and the limitation is easy, the invention provides a scheme that the multipurpose sawing machine clamp comprises a base, wherein the base is of a hollow structure, one side of the outer wall of the top part of the base is fixedly connected with a lower clamping block, and one side of the outer wall of the top part of the base is symmetrically and fixedly connected with two upright posts which are respectively positioned at two sides of the lower clamping block, the invention drives an arc-shaped clamping block to move by rotating a handle, so that the first-step clamping effect of the materials is realized, the materials with different sizes are conveniently clamped, the practicability is improved, the materials are conveniently conveyed by an electric telescopic rod, the height of a lifting platform is adjusted by a lifting cylinder, the matching of the materials and the lower clamping block is convenient, thereby realizing further clamping effect and improving the stability of clamping.

Description

Multipurpose sawing machine fixture

Technical Field

The invention relates to the technical field of machining, in particular to a multipurpose sawing machine clamp.

Background

With the development of the modern manufacturing industry towards high efficiency, high precision and economy, sawing by a sawing machine as a starting point of fine cutting processing becomes an important component link in the process of processing parts. Sawing can save materials, reduce secondary processing amount and improve production efficiency, so the sawing machine, in particular to an automatic sawing machine, is widely applied to the fields of steel, machinery, automobiles, shipbuilding, petroleum, mines, aviation and the like.

The patent with publication number CN107598615A discloses a sawing machine fixture, including the fixed plate, vertically seted up the spout on the fixed plate, the spout have two and parallel arrangement at the both ends of fixed plate, the spout border of spout on set up the scale, two spouts on be provided with horizontal backup pad, be provided with the slide rail in the backup pad, be provided with on the slide rail along two at least fixture of slide rail gliding, fixture includes the clamping part, is provided with on the clamping part to pass fixture and stretches into the fixed lead screw of slide rail, the bottom of fixed lead screw sets up slider one and slides along the slide rail. The clamp is simple in structure, convenient to operate and install.

The patent with publication number CN106425597A discloses a sawing machine clamp, which comprises a workbench, install two support columns on the workbench, the backup pad has been erect on the top of two support columns to through locking bolted connection between the top of this backup pad and support column, the mid-mounting of backup pad upper surface has the pneumatic cylinder, and the piston rod that is equipped with in the pneumatic cylinder runs through and extends to the below of backup pad, and the bottom of this piston rod is connected with clamping device, still install two lower clamping device on the workstation. This sawing machine anchor clamps utilizes reset spring, regulating plate and block rubber to cushion the centre gripping to pipe part to can not make pipe part direct and fixture block carry out rigid contact and cause the part damage, reduced the influence to the part quality, the design is comparatively reasonable.

The sawing machine comprises a sawing machine clamp, the sawing machine clamp comprises a positioning clamp and a feeding clamp, the existing sawing machine clamp generally realizes cutting of materials by clamping a cutting point through a hydraulic cylinder, but the material is clamped by the hydraulic cylinder alone, the clamping effect is poor, the deflection of the materials is easily caused, and the material with longer contrast is not convenient to be clamped by the hydraulic cylinder alone, so that the multipurpose sawing machine clamp is provided for solving the problems.

Disclosure of Invention

The invention aims to solve the defects that in the prior art, a hydraulic cylinder is independently used for clamping materials, the clamping effect is poor, and the limitation is easy, and provides a multipurpose sawing machine clamp.

In order to achieve the purpose, the invention adopts the following technical scheme:

a multipurpose sawing machine clamp comprises a base, wherein the base is of a hollow structure, one side of the outer wall of the top of the base is fixedly connected with a lower clamping block, one side of the outer wall of the top of the base is symmetrically and fixedly connected with two stand columns respectively positioned at two sides of the lower clamping block, the top of one side, close to each other, of the two stand columns is fixedly connected with a same transverse plate, the top of the transverse plate is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder penetrates through the bottom of the transverse plate and is fixedly connected with an upper clamping block, the upper clamping block is positioned right above the lower clamping block and is matched with the lower clamping block, the inner wall of the bottom of the base is fixedly connected with a lifting cylinder, the vertically upward output end of the lifting cylinder penetrates through the top of the base and is fixedly connected with a lifting table, the top of the lifting table is, one side of the sliding block close to the lower clamping block is provided with a circular groove, the inside of the sliding block is sequentially provided with a circular cavity, a connecting cavity and a rectangular cavity which are communicated, the diameter of the circular cavity is larger than that of the circular groove and is positioned in the same circle center with the circular groove, a clamping assembly, a pushing assembly and a transmission assembly are respectively arranged in the circular groove, the circular cavity and the rectangular cavity, the clamping assembly is matched with the pushing assembly, and the pushing assembly is matched with the transmission assembly.

Preferably, one side that clamp splice and last clamp splice are close to each other down all is equipped with the arc recess, through the cooperation of two arc recesses, conveniently presss from both sides tightly the material.

Preferably, clamping component is including running through four slide bars of sliding connection at circular recess inner wall, and four slide bars are the setting of annular equidistance, and four slide bars are located the equal fixedly connected with arc clamp splice of one end in the circular recess, and four slide bars keep away from the one end that corresponds the arc clamp splice and all extend to in the circular cavity and all cooperate with the promotion subassembly, slide simultaneously through the slide bar and drive four arc clamp splices and be close to each other, can realize the tight effect of clamp to the material.

Preferably, four one side that the arc clamp splice is kept away from corresponding the slide bar all is equipped with anti-skidding rubber pad, can strengthen the tight effect of clamp through the setting of anti-skidding rubber pad to can play the effect of protection to the material.

Preferably, promote the subassembly and include sliding connection at the ring in circular cavity, one side of ring is annular equidistance and rotates and be connected with four connecting rods, and the opposite side of four connecting rods rotates with one side that four slide bars are located circular cavity respectively and is connected, when the ring rotates, can drive the slide bar through the connecting rod and slide.

Preferably, the inner wall of ring is four connecting seats of annular equidistance fixedly connected with, all rotates on four connecting seats and is connected with the gyro wheel, and four gyro wheels all with circular cavity be close to one side inner wall roll connection of circular recess, make things convenient for the rotation of ring through the gyro wheel.

Preferably, two arc U boards of one side inner wall symmetry fixedly connected with of circular recess are kept away from to circular cavity, and rectangular cavity is all kept away from to two arc U boards, one side of ring respectively with two U-shaped groove sliding connection on the arc U board, can increase ring pivoted stability through two arc U boards.

Preferably, the transmission assembly is including rotating the bull stick of connection inside the rectangle cavity, and the fixed cover in one side of bull stick is equipped with the gear, and the ring is close to the one side of connecting the cavity and is equipped with tooth, and one side through connection cavity of gear and mesh mutually with tooth, can drive gear revolve through rotating the bull stick to the meshing motion through gear and tooth can drive the ring and rotate.

Preferably, one end of the rotating rod penetrates through one side, away from the electric telescopic rod, of the sliding block, and is fixedly connected with a handle, and the rotating rod is convenient to rotate through the handle.

Preferably, the bottom inner wall symmetry fixedly connected with of base two are located the direction telescopic link of lift cylinder both sides respectively, and the top of two direction telescopic links all run through the top of base and respectively with the bottom fixed connection of elevating platform, can play the effect of stably going up and down to the elevating platform through the direction telescopic link.

According to the multipurpose sawing machine clamp, one end of a material is inserted into the circular groove, then the handle is rotated to drive the rotating rod to rotate, the circular ring can be driven to rotate, the four sliding rods are driven to move through the four connecting rods respectively, and the four arc-shaped clamping blocks are driven to approach each other, so that the material is preliminarily clamped;

the flexibility of the rotation of the circular ring can be improved through the roller;

the rotation stability of the circular ring can be improved through the arc-shaped U plate, and the matching between the teeth and the gear is convenient;

the lifting air cylinder is started to drive the lifting table to move up and down, and simultaneously drive the sliding block to move up and down, so that the clamped materials are driven to move up and down simultaneously, and the materials are attached to the arc-shaped groove on the lower clamping block;

the upper clamping block is driven to move downwards by the starting hydraulic cylinder, and simultaneously, the upper clamping block is matched with the lower clamping block and clamps the material again, so that the double clamping effect on the material is realized, and the clamping effect of the material is greatly improved.

The electric telescopic handle is rotated to drive the arc-shaped clamping blocks to move, so that a first-step clamping effect on materials is achieved, the materials with different sizes can be conveniently clamped, the practicability is improved, the materials can be conveniently conveyed through the electric telescopic handle, the height of the lifting table is adjusted through the lifting cylinder, the materials can be conveniently matched with the lower clamping blocks, the upper clamping blocks are driven to move downwards through the hydraulic cylinder, a further clamping effect is achieved, and the clamping stability is improved.

Drawings

FIG. 1 is a front view of the overall structure of a multipurpose sawing machine clamp according to the present invention;

FIG. 2 is a left side view of the overall structure of a multipurpose sawing machine clamp according to the present invention;

FIG. 3 is a left side view of a slide block structure of the multipurpose sawing machine clamp according to the present invention;

FIG. 4 is a left side sectional view of a slide block structure of the multipurpose sawing machine clamp according to the present invention;

fig. 5 is a perspective view of an arc-shaped U-plate structure of the multipurpose sawing machine clamp according to the present invention.

In the figure: the device comprises a base 1, a lower clamping block 2, a vertical column 3, a transverse plate 4, a hydraulic cylinder 5, an upper clamping block 6, a lifting cylinder 7, a lifting table 8, a sliding block 9, an electric telescopic rod 10, a circular groove 11, a circular cavity 12, a circular ring 13, a connecting seat 14, a roller 15, a sliding rod 16, an arc-shaped clamping block 17, a connecting rod 18, an arc-shaped U plate 19, a rectangular cavity 20, a connecting cavity 21, a rotating rod 22, a gear 23, teeth 24, a handle 25 and a guide telescopic rod 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-5, a multipurpose sawing machine clamp comprises a base 1, wherein the base 1 is a hollow structure, one side of the top outer wall of the base 1 is fixedly connected with a lower clamping block 2, one side of the top outer wall of the base 1 is symmetrically and fixedly connected with two upright posts 3 respectively positioned at two sides of the lower clamping block 2, the top of the side, close to each other, of the two upright posts 3 is fixedly connected with a same transverse plate 4, the top of the transverse plate 4 is fixedly connected with a hydraulic cylinder 5, the output end of the hydraulic cylinder 5 penetrates through the bottom of the transverse plate 4 and is fixedly connected with an upper clamping block 6, the upper clamping block 6 is positioned right above the lower clamping block 2 and is matched with the lower clamping block 2, the inner wall of the bottom of the base 1 is fixedly connected with a lifting cylinder 7, the vertically upward output end of the lifting cylinder 7 penetrates through the top of the base 1 and is fixedly connected with a lifting table 8, the top, and electric telescopic rod 10 fixed mounting is at the top of elevating platform 8, one side that slider 9 is close to lower clamp splice 2 is equipped with circular recess 11, the inside of slider 9 is equipped with circular cavity 12 that is linked together in proper order, connect cavity 21 and rectangle cavity 20, and the diameter of circular cavity 12 is greater than the diameter of circular recess 11 and lies in same centre of a circle with circular recess 11, be equipped with clamping component, promotion subassembly and drive assembly in circular recess 11, circular cavity 12 and the rectangle cavity 20 respectively, and clamping component cooperatees with the promotion subassembly, the promotion subassembly cooperatees with the drive assembly.

Example two

The improvement is further based on the first embodiment:

according to the clamping device, the arc-shaped grooves are formed in the sides, close to each other, of the lower clamping block 2 and the upper clamping block 6, and materials are conveniently clamped through the matching of the two arc-shaped grooves.

According to the invention, the clamping assembly comprises four sliding rods 16 which are connected to the inner wall of the circular groove 11 in a penetrating and sliding manner, the four sliding rods 16 are arranged in an annular and equidistant manner, one ends of the four sliding rods 16, which are positioned in the circular groove 11, are fixedly connected with arc-shaped clamping blocks 17, one ends of the four sliding rods 16, which are far away from the corresponding arc-shaped clamping blocks 17, extend into the circular cavity 12 and are matched with the pushing assembly, and the four arc-shaped clamping blocks 17 are driven to be close to each other by the sliding rods 16 simultaneously in a sliding manner, so that the.

In the invention, the anti-skid rubber pads are arranged on the sides of the four arc-shaped clamping blocks 17 far away from the corresponding slide rods 16, so that the clamping effect can be enhanced through the arrangement of the anti-skid rubber pads, and the material can be protected.

In the invention, the pushing assembly comprises a circular ring 13 which is connected in a sliding manner in a circular chamber 12, one side of the circular ring 13 is connected with four connecting rods 18 in an annular equidistant rotating manner, the other sides of the four connecting rods 18 are respectively connected with one sides of four sliding rods 16 in the circular chamber 12 in a rotating manner, and when the circular ring 13 rotates, the sliding rods 16 can be driven to slide through the connecting rods 18.

In the invention, the inner wall of the circular ring 13 is fixedly connected with four connecting seats 14 in an annular shape at equal intervals, the four connecting seats 14 are rotatably connected with the rollers 15, the four rollers 15 are respectively in rolling connection with the inner wall of one side of the circular cavity 12 close to the circular groove 11, and the rotation of the circular ring 13 is facilitated through the rollers 15.

According to the invention, the inner wall of one side of the circular cavity 12, which is far away from the circular groove 11, is symmetrically and fixedly connected with the two arc-shaped U plates 19, the two arc-shaped U plates 19 are both far away from the rectangular cavity 20, one side of the circular ring 13 is respectively in sliding connection with the U-shaped grooves on the two arc-shaped U plates 19, and the rotation stability of the circular ring 13 can be improved through the two arc-shaped U plates 19.

In the invention, the transmission assembly comprises a rotating rod 22 which is rotatably connected inside the rectangular cavity 20, a gear 23 is fixedly sleeved on one side of the rotating rod 22, teeth 24 are arranged on one side of the circular ring 13 close to the connecting cavity 21, one side of the gear 23 penetrates through the connecting cavity 21 and is meshed with the teeth 24, the gear 23 can be driven to rotate by rotating the rotating rod 22, and the circular ring 13 can be driven to rotate by the meshing motion of the gear 23 and the teeth 24.

In the invention, one end of the rotating rod 22 penetrates through one side of the sliding block 9 far away from the electric telescopic rod 10 and is fixedly connected with the handle 25, and the rotating rod 22 is convenient to rotate through the handle 25.

In the invention, two guiding telescopic rods 26 respectively positioned at two sides of the lifting cylinder 7 are symmetrically and fixedly connected to the inner wall of the bottom of the base 1, the top ends of the two guiding telescopic rods 26 penetrate through the top of the base 1 and are respectively and fixedly connected with the bottom of the lifting platform 8, and the effect of stably lifting the lifting platform 8 can be achieved through the guiding telescopic rods 26.

In the invention, one end of a material is firstly inserted into the circular groove 11, then the rotating handle 25 is rotated to drive the rotating rod 22 to rotate, the gear 23 is meshed with the teeth 24, so that the circular ring 13 can be driven to rotate, meanwhile, the four connecting rods 18 respectively drive the four slide bars 16 to move, and further drive the four arc-shaped clamping blocks 17 to mutually approach, so as to realize the preliminary clamping of the material, the flexibility of the rotation of the circular ring 13 can be improved through the rollers 15, the stability of the rotation of the circular ring 13 can be improved through the arc-shaped U plates 19, and the matching between the teeth 24 and the gear 23 is convenient, after the material is preliminarily clamped, a certain height exists between the material and the lower clamping block 2 due to different sizes of the material, at the moment, the lifting cylinder 7 is started to drive the lifting platform 8 to move up and down, the slide blocks 9 are driven to move up and down, with this realization and the laminating of arc recess on the clamp splice 2 down mutually, then start electric telescopic handle 10 and drive 9 horizontal slip of slider, with this drive material and remove, when removing to the cutting point, electric telescopic handle 10 stop work, at this moment, start pneumatic cylinder 5 and drive clamp splice 6 downstream, simultaneously with clamp splice 2 cooperation down and press from both sides the material once more, with this realization to the dual tight effect of clamp of material, the clamp effect of material is greatly improved, accomplish the first time cutting back, start pneumatic cylinder 5 rebound, control electric telescopic handle 10 after that and remove the distance of setting for and drive the material and remove the cutting point once more, pneumatic cylinder 5 starts to press from both sides the material through last clamp splice 6 once more, then cut once more, with this cutting efficiency and the cutting precision that has improved whole equipment.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A multipurpose sawing machine clamp comprises a base (1), wherein the base (1) is of a hollow structure, one side of the top outer wall of the base (1) is fixedly connected with a lower clamping block (2), one side of the top outer wall of the base (1) is symmetrically and fixedly connected with two stand columns (3) which are respectively positioned at two sides of the lower clamping block (2), the top of one side, close to each other, of the two stand columns (3) is fixedly connected with a same transverse plate (4), the top of the transverse plate (4) is fixedly connected with a hydraulic cylinder (5), the output end of the hydraulic cylinder (5) penetrates through the bottom of the transverse plate (4) and is fixedly connected with an upper clamping block (6), the upper clamping block (6) is positioned right above the lower clamping block (2) and is matched with the lower clamping block (2), and the multipurpose sawing machine clamp is characterized in that the bottom inner wall of the base (1) is fixedly connected with a lifting cylinder (7), the vertically upward output end of the lifting, the top sliding connection of elevating platform (8) has slider (9), one side fixedly connected with electric telescopic handle (10) of clamp splice (2) down is kept away from in slider (9), and electric telescopic handle (10) fixed mounting is at the top of elevating platform (8), one side that slider (9) are close to clamp splice (2) down is equipped with circular recess (11), the inside of slider (9) is equipped with circular cavity (12) that are linked together in proper order, connect cavity (21) and rectangle cavity (20), and the diameter of circular cavity (12) is greater than the diameter of circular recess (11) and is located same centre of a circle with circular recess (11), be equipped with clamping component in circular cavity (12) and the rectangle cavity (20) respectively, promotion subassembly and transmission assembly, and clamping component cooperate with the promotion subassembly, the promotion subassembly cooperatees with the transmission assembly.

2. A multipurpose sawing machine clamp according to claim 1 characterised in that the sides of the lower clamp block (2) and the upper clamp block (6) that are close to each other are provided with an arc shaped groove.

3. A multipurpose sawing machine clamp according to claim 1 characterised in that the clamping assembly comprises four slide bars (16) slidably connected through the inner wall of the circular recess (11), and the four slide bars (16) are arranged in an annular equidistant manner, the ends of the four slide bars (16) located in the circular recess (11) are all fixedly connected with arc-shaped clamping blocks (17), and the ends of the four slide bars (16) far away from the corresponding arc-shaped clamping blocks (17) are all extended into the circular chamber (12) and all cooperate with the pushing assembly.

4. A multipurpose sawing machine clamp according to claim 3 characterised in that the four arc-shaped clamping blocks (17) are provided with anti-skid rubber pads on the side away from the corresponding slide bar (16).

5. A multipurpose sawing machine clamp according to claim 1 characterised in that the pushing assembly comprises a ring (13) slidably connected within the circular chamber (12), one side of the ring (13) is connected with four links (18) in a circular equidistant rotational manner, and the other side of the four links (18) is connected with one side of the four slide bars (16) within the circular chamber (12) in a rotational manner.

6. A multipurpose sawing machine clamp according to claim 5 characterised in that the inner wall of the ring (13) is circular and fixedly connected with four connecting seats (14) at equal intervals, the four connecting seats (14) are rotatably connected with rollers (15), and the four rollers (15) are in rolling connection with the inner wall of the circular chamber (12) near the circular groove (11).

7. A multipurpose sawing machine clamp according to claim 1 characterised in that two curved U-plates (19) are symmetrically and fixedly attached to the inner wall of the circular chamber (12) on the side away from the circular recess (11), and both curved U-plates (19) are away from the rectangular chamber (20), and one side of the ring (13) is slidably attached to the U-shaped grooves of the two curved U-plates (19).

8. A multipurpose sawing machine clamp according to claim 1 characterised in that the transmission assembly comprises a rotating rod (22) rotatably connected inside the rectangular chamber (20), a gear (23) is fixedly sleeved on one side of the rotating rod (22), teeth (24) are arranged on one side of the circular ring (13) close to the connecting chamber (21), and one side of the gear (23) penetrates through the connecting chamber (21) and is engaged with the teeth (24).

9. A multipurpose sawing jig according to claim 8 characterised in that the turning bar (22) has one end extending through the side of the slider (9) remote from the telescopic power rod (10) and is fixedly connected to a handle (25).

10. A multipurpose sawing machine clamp according to claim 1 characterised in that two guiding telescopic rods (26) are symmetrically and fixedly connected to the bottom inner wall of the base (1) and located at the two sides of the lifting cylinder (7) respectively, and the top ends of the two guiding telescopic rods (26) penetrate through the top of the base (1) and are fixedly connected to the bottom of the lifting platform (8) respectively.