CN219483992U - High-pressure clamping device of straightener - Google Patents

Abstract

The application discloses high-pressure clamping device of straightening machine belongs to straightening equipment technical field for providing a high-pressure clamping device for straightening machine that clamping stability is better, including the structure case, the structure case includes a pair of bilateral symmetry's curb plate and is located the spandrel board between the both sides board, be close to the front side or the rear side of two curb plates, swing joint has the lifting plate between two curb plates, be provided with a pair of horizontal parallel guide bar between two curb plates, swing joint has a pair of bilateral symmetry's seat of keeping silent on two guide bars, every seat of keeping silent is provided with rolling assembly to one side of lifting plate, is connected with the pneumatic cylinder between two seats of keeping silent. The utility model discloses a lift plate and the seat of keeping silent of design linkage for by the tight object pressurized face of clamp more, utilize the pneumatic cylinder as the drive, set up soft backing plate in contact surface department simultaneously, make by the tight object area and the pressure of contact surface have been increased under the condition of not accepting hard contact, press from both sides tight back more stable, be difficult for struggling off.

Description

High-pressure clamping device of straightener

Technical Field

The application relates to the technical field of straightening equipment, in particular to a high-pressure clamping device of a straightening machine.

Background

The operation object of the straightening machine is generally rolled steel bars, and a large elastic force is needed to overcome in the straightening machine for straightening the bent steel bars, and the traditional mode is to drag the steel bars by using pliers, so that the thinner steel bars are still used, but the slightly thicker steel bars can be separated from the jaws by the elastic force for maintaining the bent state of the steel bars even if the pliers are clamped by the ordinary force, and if the elastic force is too large, the damage to surrounding workers can be caused.

Disclosure of Invention

The high-pressure clamping device for the straightener is better in clamping stability.

To achieve the above object, the present application provides a high-pressure clamping device of a straightener: including the structure case, the structure case includes a pair of bilateral symmetry's curb plate and is located the spandrel board between the both sides board, spandrel board has one to two, is close to two the front side or the rear side of curb plate, two swing joint has the lift plate between the curb plate, two be provided with a pair of horizontal parallel guide bar between the curb plate, two swing joint has a pair of bilateral symmetry's seat of keeping silent on the guide bar, every the seat of keeping silent subtends one side of lift plate is provided with rolling assembly, two be connected with the pneumatic cylinder between the seat of keeping silent, two during the pneumatic cylinder shrink keep silent the seat of keeping silent is close to each other, and two simultaneously rolling assembly promotes the lift plate moves up, realizes the clamping action.

As one preferable mode, the lower end of each jaw seat is fixedly connected with a pair of sliding blocks, each sliding block is provided with a left-right through guide hole and is suitable for being matched with a guide rod to form a sliding pair, one sliding block is fixedly connected with a toothed plate at the lower end of each sliding block, the toothed plates below the two jaw seats are staggered in parallel, and a linkage assembly is arranged between the two toothed plates and used for limiting the two toothed plates to move at the same speed and keeping the symmetry plane unchanged.

Preferably, the structural box further comprises a bottom plate fixedly connected with the lower surfaces of the side plates and the bearing plates, the linkage assembly comprises a central shaft fixedly connected with the bottom plate, a bearing is sleeved outside the central shaft, a gear is sleeved outside an outer ring of the bearing, and the linkage assembly is suitable for meshing the two toothed plates to ensure the precision of relative movement.

As one preferable mode, the middle part of the lifting plate is in a downward V shape, the two sides of the lifting plate are downward vertical plates, the two side plates are respectively fixedly connected with guide plates on the side where the lifting plate is located, the two guide plates are symmetrically matched with the vertical plates on the two sides of the lifting plate to form a sliding pair, and the stability of the up-and-down movement of the lifting plate is ensured.

Preferably, the rolling assembly comprises a traction shaft fixedly connected with the sliding block, a roller is rotatably connected to one end of the traction shaft, which faces the lifting plate, the outer surface of the roller is in contact with the upper surface of the bearing plate and the lower surface of the V-shaped part of the lifting plate, and the roller can not only receive upward supporting force, but also provide vertical upward resultant force for the lifting plate 4.

Preferably, two ends of the guide rod extend to the outer surface of the side plate and are fixedly connected with limiting rings, so that the guide rod is prevented from moving.

Preferably, the two jaw seats are provided with grooves on opposite sides, jaw base plates are arranged on the inner walls of the grooves, and contact friction force is improved and hard contact is avoided.

Preferably, the lifting plate is fixedly connected with a lifting pad plate on the upper surface, a concave groove is formed in the top surface of the lifting pad plate, and a clamped object is placed to roll on the upper surface of the lifting pad plate.

Compared with the prior art, the beneficial effect of this application lies in:

(1) Through the design of the linked lifting plate and the jaw seat, the pressed surface of the clamped object is more, the hydraulic cylinder is used for driving, meanwhile, the soft base plate is arranged at the contact surface, so that the area and the pressure of the contact surface are increased under the condition that the clamped object does not accept hard contact, and the clamped object is more stable and is not easy to break loose;

(2) The design has only one driving source, and has the advantages of simple structure, convenient maintenance and low use cost.

Drawings

FIG. 1 is a front view of a high-pressure clamping device of the leveler;

FIG. 2 is a cross-sectional plan view of the high pressure gripping apparatus of the leveler taken along section line A-A of FIG. 1;

FIG. 3 is a right side view of the high pressure clamping apparatus of the leveler;

FIG. 4 is a left side view of the high pressure clamping apparatus of the leveler;

FIG. 5 is a plan view of the high pressure gripping apparatus of the leveler;

FIG. 6 is a cross-sectional plan view taken at B-B of the high-pressure clamping device of the leveler;

FIG. 7 is a cross-sectional plan view taken at C-C of the high-pressure clamping device of the leveler;

FIG. 8 is a rear view of the high pressure clamping apparatus of the leveler.

In the figure: 1. a structural box; 101. a bottom plate; 102. a side plate; 103. a bearing plate; 2. a guide plate; 3. a rolling assembly; 301. a traction shaft; 302. a roller; 4. a lifting plate; 401. lifting the backing plate; 5. a jaw seat; 501. a slide block; 502. a toothed plate; 503. a guide hole; 504. jaw pad plate; 6. a guide rod; 601. a limiting ring; 7. a linkage assembly; 701. a central shaft; 702. a bearing; 703. a gear; 8. and a hydraulic cylinder.

Detailed Description

The present application will be further described with reference to the specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present application, it should be noted that, for the azimuth terms such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific protection scope of the present application that the device or element referred to must have a specific azimuth configuration and operation, as indicated or implied.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims of the present application are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

The high-pressure clamping device of the straightener shown in fig. 1-8 comprises a structural box 1 for configuring a motion structure, the structural box 1 comprises a pair of side plates 102 which are bilaterally symmetrical and a bearing plate 103 which is positioned between the two side plates 102, the bearing plate 103 is provided with one to two for better structural symmetry in general, but in the embodiment, one side is only arranged at the front side for reducing the structural complexity, the front side or the rear side close to the two side plates 102, namely the front edge and the rear edge of the side plates 102, a lifting plate 4 is movably connected between the two side plates 102, the upper surface of the lifting plate 4 is fixedly connected with a lifting pad 401 for directly contacting an object to be clamped, the top surface of the lifting pad 401 is provided with a concave groove, so that the clamped object can be kept stable and can not shake left and right when being placed on the lifting pad 401, the middle part of the lifting plate 4 is in a downward V shape, the two sides are downward vertical plates, the two side plates 102 are respectively fixedly connected with a guide plate 2 at the position side of the lifting plate 4, the two guide plates 2 and the two guide plates are matched with the vertical plates 4 to form a sliding pair of the lifting plate 4, and the motion stability of the lifting plate 4 is limited at the same time.

A pair of horizontally parallel guide rods 6 are arranged between two side plates 102, two ends of each guide rod 6 extend to the outer surfaces of the side plates 102 and are fixedly connected with limiting rings 601, the guide rods 6 are prevented from moving relative to the side plates 102, a pair of laterally symmetrical jaw seats 5 are movably connected to the two guide rods 6, grooves are formed in opposite side surfaces of the two jaw seats 5, the same is achieved, the wrapping degree of a clamped object is improved, jaw seat 5 is provided with jaw base plates 504 on the inner walls of the grooves, the lifting base plates 401 and the jaw base plates 504 are generally made of soft materials such as rubber, the wrapping degree and the clamping friction force of the clamped object are further improved, meanwhile hard contact abrasion between parts is avoided, the lower end of each jaw seat 5 is fixedly connected with a pair of sliding blocks 501, guide holes 503 which penetrate left and right are formed in each sliding block 501 in a matched mode, the sliding pair is suitable for being matched with the guide rods 6, the jaw seats 5 can slide in the horizontal direction, tooth plates 502 are fixedly connected to the lower ends of one sliding blocks 501, the tooth plates 502 below the two jaw seats 5 are parallel and staggered, accordingly the two tooth plates 502 are mutually close to each other or mutually far away from each other, the two tooth plates are mutually separated from each other, and are mutually interfered by the two jaw plates 502 are kept in a matched mode, and the jaw seat is not placed on the jaw seat is not prone to be changed, and the jaw plates are mutually interfered, and the jaw plates are not mutually moved, and the jaw seats are positioned, and the jaw seats are not prone to be matched, and clamped, and are positioned, and are different.

Each jaw seat 5 is provided with a rolling component 3 on one side facing the lifting plate 4, the rolling component 3 comprises a traction shaft 301 fixedly connected with a sliding block 501, one end of the traction shaft 301 facing the lifting plate 4 is rotatably connected with a roller 302, the outer surface of the roller 302 is contacted with the upper surface of the supporting plate 103 and the lower surface of the V-shaped part of the lifting plate 4, the two rollers 302 can be supported by the supporting plate 103 upwards and can provide vertical and upward resultant force for the lifting plate 4, a hydraulic cylinder 8 is connected between the two jaw seats 5, larger push-pull force can be generated, the two jaw seats 5 are close to each other when the hydraulic cylinder 8 is contracted, and meanwhile, the two rolling components 3 push the lifting plate 4 to move upwards, so that an object needing clamping can be fixed by the mutual approaching of the supporting plate 401 and the two jaw seats 5.

The structural box 1 further comprises a bottom plate 101 fixedly connected with the lower surfaces of the side plates 102 and the bearing plates 103, the bottom plate 101 not only can replace the side plates 102 and the bearing plates 103 to be fixedly connected with the ground or a rack, but also can improve the structural stability between the side plates 102 and the bearing plates 103, the linkage assembly 7 comprises a central shaft 701 fixedly connected with the bottom plate 101, the central shaft 701 is sleeved with a bearing 702, the outer ring of the bearing 702 is sleeved with a gear 703, and the two toothed plates 502 are suitable for being meshed, so that the two toothed plates 502 have high relative motion precision.

Working principle: in the initial state, the hydraulic cylinder 8 is in an extending state, the height of the lifting plate 4 is lower, the two jaw seats 5 are far away from each other, an object to be clamped can be easily placed between the lifting plate 4 and the jaw seats 5 and falls on the lifting base plate 401, the hydraulic cylinder 8 is contracted, the two jaw seats 5 are close to the lifting plate 4 at a synchronous speed, meanwhile, the lifting plate 4 rises under the action of the rollers 302 which are close to each other until the cylindrical object is bent and clamped, the clamped object can be well wrapped due to the fact that the jaw base plate 504 is made of rubber materials, and a large friction constraint force is generated due to the strong pressure of the hydraulic cylinder 8, so that the clamped object cannot be worn by hard contact and is not easy to fall off.

The foregoing has outlined the basic principles, main features and advantages of the present application. It will be appreciated by persons skilled in the art that the present application is not limited to the embodiments described above, and that the embodiments and descriptions described herein are merely illustrative of the principles of the present application, and that various changes and modifications may be made therein without departing from the spirit and scope of the application, which is defined by the appended claims. The scope of protection of the present application is defined by the appended claims and equivalents thereof.

Claims (8)

1. A high-pressure clamping device of a straightener is characterized in that: including structure case (1), structure case (1) include a pair of bilateral symmetry curb plate (102) and be located spandrel board (103) between curb plate (102), spandrel board (103) have one to two, are close to two front side or rear side of curb plate (102), two swing joint have lifting plate (4) between curb plate (102) be provided with a pair of horizontal parallel guide bar (6) between curb plate (102), two swing joint has a pair of bilateral symmetry's seat of keeping silent (5) on guide bar (6), every seat of keeping silent (5) subtend one side of lifting plate (4) is provided with rolling element (3), two be connected with pneumatic cylinder (8) between seat of keeping silent (5), two during pneumatic cylinder (8) shrink keep silent seat (5) are close to each other, and two simultaneously rolling element (3) promote lifting plate (4) are gone up and are moved.

2. The high-pressure clamping device of a leveler according to claim 1, wherein: every the lower extreme fixedly connected with a pair of slider (501) of seat (5) of keeping silent, every slider (501) all has seted up control guide hole (503) that link up, is suitable for with guide bar (6) cooperation constitutes the pair of sliding, one of them the lower extreme fixedly connected with pinion rack (502) of slider (501), two keep silent the lower pinion rack (502) parallel stagger of seat (5) of keeping silent, two be provided with linkage subassembly (7) between pinion rack (502) for restrict two pinion rack (502) are with same speed motion.

3. The high-pressure clamping device of a leveler according to claim 2, wherein: the structure box (1) further comprises a bottom plate (101) fixedly connected with the lower surfaces of the side plates (102) and the bearing plates (103), the linkage assembly (7) comprises a central shaft (701) fixedly connected with the bottom plate (101), a bearing (702) is sleeved outside the central shaft (701), and a gear (703) is sleeved outside an outer ring of the bearing (702) and is suitable for meshing with the two toothed plates (502).

4. The high-pressure clamping device of a leveler according to claim 3, wherein: the middle part of lifting plate (4) is decurrent V-arrangement, both sides are decurrent vertical board, two curb plate (102) are in lifting plate (4) place side fixedly connected with deflector (2) respectively, and two deflector (2) symmetry with lifting plate (4) both sides vertical board cooperation constitutes the pair that slides.

5. The high-pressure clamping apparatus of a leveler according to claim 4, wherein: the rolling assembly (3) comprises a traction shaft (301) fixedly connected with the sliding block (501), one end, facing the lifting plate (4), of the traction shaft (301) is rotatably connected with a roller (302), and the outer surface of the roller (302) is in contact with the upper surface of the bearing plate (103) and the lower surface of the V-shaped part of the lifting plate (4).

6. The high-pressure clamping apparatus of a leveler according to any one of claims 1 to 5, wherein: two ends of the guide rod (6) extend to the outer surface of the side plate (102) and are fixedly connected with limiting rings (601).

7. The high-pressure clamping apparatus of leveler according to claim 6, wherein: the two jaw seats (5) are provided with grooves on opposite sides, and jaw base plates (504) are arranged on the inner walls of the grooves of the jaw seats (5).

8. The high-pressure clamping apparatus of a leveler according to claim 7, wherein: the upper surface of the lifting plate (4) is fixedly connected with a lifting base plate (401), and a concave groove is formed in the top surface of the lifting base plate (401).