CN217776686U

CN217776686U - Hydraulic linear cutting device

Info

Publication number: CN217776686U
Application number: CN202222278927.4U
Authority: CN
Inventors: 管金发; 管亮; 赵翔; 沈廷鳌; 陈雁; 王银银; 左秀丽; 舒建华; 伊茜; 刘君玉
Original assignee: Army Service Academy of PLA
Current assignee: Army Service Academy of PLA
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-11-11
Anticipated expiration: 2032-08-29

Abstract

The utility model belongs to the technical field of the cutting control, concretely relates to hydraulic pressure linear cutting device. The utility model comprises a hydraulic motor, which is arranged at one side of a planetary reduction gearbox; the other side of the planetary reduction box is arranged on a square mounting plate with a hole, and the mounting plate is fixedly connected with the input shaft end of the synchronous belt module; the synchronous belt module is arranged on the bottom plate, a magnet mounting seat is fixedly arranged below the bottom plate, and a magnet is arranged on the magnet mounting seat; the synchronous belt module is provided with a connecting plate, the power of the planetary reduction gearbox is transmitted to the synchronous belt module through belt transmission, and the synchronous belt module drives the connecting plate to do linear motion along the bottom plate; the cutter bar seat and the movable protective cover are arranged on the connecting plate, the cutter bar is arranged on the cutter bar seat, and the cutter head is fixed on the cutter bar through the cutter head mounting seat. The utility model provides a problem that the explosion-proof requirement of service environment can't be satisfied to the explosion-proof grade of motor, has guaranteed the safe and reliable of cutting process under the flammable and explosive dangerous environmental condition.

Description

Hydraulic linear cutting device

Technical Field

The utility model belongs to the technical field of the cutting control, concretely relates to hydraulic pressure linear cutting device.

Background

The water jet is a novel cutting processing technology, and can effectively cut various metal materials under lower pressure by mixing abrasive particles into water to form the abrasive water jet, thereby having wide application prospect in the fields of precision machining and emergency repair cutting.

Spark, open fire and high temperature are not generated in the abrasive water jet cutting process, and the special applicability is realized in the petrochemical industry overhaul and rush repair industry; however, oil-carrying operation is common in practical application environments, flammable and explosive gas or liquid often exists in cutting environments, and the requirement for the explosion resistance of a cutting execution device is high.

At present, linear cutting of various planar components is generally driven by a motor, and the motor is required to be explosion-proof and small in size. The explosion-proof performance of the existing small-sized motor can not meet the requirement of intrinsic safety type explosion-proof grade generally, so that the cutting operation with oil and gas under the condition of dangerous environment has great potential safety hazard, the oil and gas in the cutting environment still needs to be replaced and detected thoroughly before water jet cutting, the preparation period of the cutting operation is long, the danger is great, the cost is high, and the function of the linear cutting device is not in accordance with the requirement of safe and rapid cutting by the water jet.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a hydraulic pressure linear cutting device is provided, uses the motion of 1 drive cutting device of hydraulic motor, solves the problem that the explosion-proof requirement of service environment can't be satisfied to the explosion-proof grade of motor, has guaranteed the safe and reliable of cutting process under the flammable and explosive dangerous environmental condition.

The utility model adopts the technical proposal that:

a hydraulic linear cutting device comprises a hydraulic motor, wherein the hydraulic motor is arranged on one side of a planetary reduction gearbox; the output shaft of the planetary reduction gearbox and the input shaft of the synchronous belt module are respectively provided with a belt wheel, and the two belt wheels are connected through a belt; the synchronous belt module is arranged on the bottom plate; the bottom plate is arranged on a pipeline to be cut; the synchronous belt module is provided with a connecting plate, the power of the planetary reduction gearbox is transmitted to the synchronous belt module through belt transmission, and the synchronous belt module drives the connecting plate to do linear motion along the bottom plate; the cutter bar seat and the movable protective cover are arranged on the connecting plate, the cutter bar is arranged on the cutter bar seat, and the cutter head is fixed on the cutter bar through the cutter head mounting seat.

The other side of the planetary reduction box is arranged on a square mounting plate with a hole, and the mounting plate is fixedly connected with the input shaft end of the synchronous belt module.

And a magnet mounting seat is fixedly arranged below the bottom plate, and a magnet is arranged on the magnet mounting seat.

The hydraulic motor and the planetary reduction gearbox are coaxially connected, the driving force source of the hydraulic motor is hydraulic driving, and the positive and negative rotation and the rotating speed of the hydraulic motor are adjusted through the hydraulic pump.

The cutter bar seat is of a T-shaped structure, and through holes are formed in two sides of the horizontal edge and fixedly connected with the connecting plate through bolts; the center position of the vertical edge is provided with a through hole, the cutter bar is arranged in the through hole, the top of the vertical edge is provided with a threaded hole, and the cutter bar is fastened through a screw after being arranged.

The cutter arbor presents the L type, cutter arbor both sides respectively with tool bit mount pad and cutter arbor seat erection joint, and both sides erection joint position can be adjusted wantonly along L type cutter arbor.

The tool bit mounting seat clamps a tool bit, and the tool bit can rotate around the circumference of the tool bit in the axial direction after being clamped and fixed by the tool bit mounting seat, but is fixed in the axial direction; the bit mount pad can adjust the fixed position along the cutter arbor.

The middle part of tool bit mount pad is equipped with and links together and pierces through triangular prism and cylinder trompil, pierces through the cylinder trompil and is used for installing fixed cutter arbor or tool bit.

The two tool bit mounting seats are fixed through bolts and are matched for use; the vertical rod of the cutter bar is arranged in the cylindrical opening of one cutter head mounting seat, the cutter head is arranged in the cylindrical opening of the other cutter head mounting seat, and the two cutter head mounting seats are matched to enable the cutter head to form an angle with the surface of a pipeline to be cut.

The bottom plate, the cutter head mounting seat and the cutter bar are all made of colored metal alloy materials, and no spark is generated during collision; the magnet and the magnet mounting seat are made of non-ferrous metal alloy materials or high polymer materials, and no spark is generated when the magnet and the magnet mounting seat rub or collide with the surface of the magnet or the magnet mounting seat.

Compared with the prior art, the embodiment of the utility model provides a following beneficial effect has:

(1) The utility model provides a pair of hydraulic pressure linear cutting device uses hydraulic motor 1 as power source, can avoid because the explosion-proof grade of motor is not up to standard or the cutting device that the electrical component damage caused unsafe factor itself.

(2) The utility model provides a pair of hydraulic pressure linear cutting device, L type cutter arbor 7's mounted position can be adjusted in a flexible way as required, and the relative mounted position control range of tool bit 12 is big, can adapt to different distances and warp irregular surface cutting requirement.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a top view of the hydraulic linear cutting device of the present invention;

FIG. 2 is a front view of the hydraulic linear cutting device of the present invention;

fig. 3 is a right side view of the hydraulic linear cutting device of the present invention.

Fig. 4 is a top view of the connection plate of the present invention.

Fig. 5 is a right side view and a top view of the tool bar holder of the present invention.

In the figure: 1-hydraulic motor, 2-planetary reduction box, 3-belt wheel, 4-mounting plate, 5-magnet mounting seat, 6-synchronous belt module, 7-cutter bar, 8-protective cover, 9-connecting plate, 10-cutter bar seat, 11-cutter head mounting seat, 12-cutter head, 13-movable protective cover and 14-bottom plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1 to 3, a hydraulic linear cutting device comprises a hydraulic motor 1, wherein the hydraulic motor 1 is installed on one side of a planetary reduction gearbox 2, and the hydraulic motor 1 and the planetary reduction gearbox 2 are coaxially connected; the other side of the planetary reduction box 2 is arranged on a square mounting plate 4 with a hole, the mounting plate 4 is fixedly connected with the input shaft end of the synchronous belt module 6, belt wheels 3 are respectively arranged on the output shaft of the planetary reduction box 2 and the input shaft of the synchronous belt module 6, and the two belt wheels 3 are connected through a belt; the synchronous belt module 6 is arranged on the bottom plate 14, the magnet mounting seat 5 is fixedly arranged below the bottom plate 14, and the magnet is arranged on the magnet mounting seat 5, so that the linear cutting mechanism can be firmly adsorbed on a cut plane through the magnet; the synchronous belt module 6 is provided with a connecting plate 9, the power of the planetary reduction gearbox 2 is transmitted to the synchronous belt module 6 through belt transmission, and the synchronous belt module 6 drives the connecting plate 9 to do linear motion along the bottom plate 14; the cutter bar seat 10 and the movable protective cover 13 are arranged on the connecting plate 9, the cutter bar 7 is arranged on the cutter bar seat 10, and the cutter head 12 is fixed on the cutter bar 7 through the cutter head mounting seat 11.

The driving force source of the hydraulic motor 1 is hydraulic driving, the positive and negative rotation and the rotating speed of the hydraulic motor 1 are adjusted through a hydraulic pump, and the linear motion control is hydraulic control.

The hydraulic motor 1 is the only driving source of the whole device, the hydraulic motor 1 controls the belt driving wheel to rotate in the same direction through the planetary reduction gearbox 2, and the rotating speed ratio of the hydraulic motor 1 and the belt driving wheel is controlled by the planetary reduction gearbox 2.

As shown in fig. 4, the connecting plate 9 is fixedly mounted on the moving device of the timing belt module 6, and is used for mounting the cutter bar seat 10 and the moving protective cover 13.

As shown in fig. 5, the cutter bar holder 10 is a T-shaped structure, and through holes are formed at two sides of a horizontal edge and fixedly connected with the connecting plate 9 through bolts; a through hole is formed in the center of the vertical edge, the cutter bar 7 is installed in the through hole, a threaded hole is formed in the top of the vertical edge, and the cutter bar 7 is fastened through a screw after the cutter bar 7 is installed;

the cutter arbor 7 presents the L type, and cutter arbor 7 both sides respectively with tool bit mount pad 11 and cutter arbor seat 10 erection joint, and both sides erection joint position can be adjusted wantonly along L type cutter arbor 7.

The bit mount 11 can hold a bit 12. The bit 12 can rotate circumferentially around the axial direction of the bit 12 after the bit mount 11 is clamped and fixed, but is fixed in the axial direction. The bit mount 11 is adjustable in fixed position along the shank 7.

The middle part of the tool bit mounting seat 11 is provided with a penetrating triangular prism and a cylindrical opening which are connected together, and the penetrating cylindrical opening is used for mounting and fixing the tool bar 7; when cutter arbor 7 inserts and pierces through the cylinder trompil and passes through the bolt-up, pierces through the triangular prism trompil and will take place certain deformation, and then makes to pierce through the cylinder trompil and can keep circular betterly, improves the reuse nature of tool bit mount pad 11.

The tool bit mounting seats 11 are usually two tool bit mounting seats 11 fixed by bolts and used in cooperation; the vertical rod of the cutter rod 7 is arranged in the cylindrical hole of one cutter head mounting seat 11, and the cutter head 12 is arranged in the cylindrical hole of the other cutter head mounting seat 11, so that the rotation of the cutter head 12 around the axis of the cutter head is not limited; the tool tip 12 may be placed obliquely, i.e. to spray the abrasive water jet at an angle to the pipe surface.

The protective cover 8 comprises a protective cover of the synchronous belt module 6, a protective cover of the hydraulic motor 1 and a protective cover of a connecting part of the planetary reduction gearbox 2 and the synchronous belt module 6, the protective cover of the synchronous belt module 6 is arranged above the synchronous belt module 6, and an opening for the connecting plate to extend out linearly along the synchronous belt module 6 is arranged on one side of the protective cover;

the movable protective cover 13 is arranged on the connecting plate and can move along with the moving device of the synchronous belt module 6 so as to shield the linear openings near the two sides of the connecting plate and prevent the grinding materials and water flow from passing through the openings and splashing above the synchronous belt module 6 to influence the normal work of the synchronous belt module 6;

the main components including the bottom plate 14, the tool bit 12, the tool bit mounting seat 11 and the tool bar 7 are made of color metal alloy materials, so that sparks are not generated during collision, and the cutting safety under the dangerous environment condition can be ensured due to the high hardness. Magnet, magnet mount pad 5 adopt non ferrous metal alloy material or high polymer material, do not produce the spark when rubbing or colliding with magnet or 5 surperficial of magnet mount pad, and have stronger hardness, can guarantee the security of cutting under the hazardous environment condition.

Use the utility model relates to a during hydraulic pressure linear cutting device, tool bit 12 can throw the axis free nimble rotation around tool bit 12 in mount pad 11 at the sword to it moves together week to drive the efflux rubber tube.

Use the utility model relates to a before hydraulic pressure linear cutting device, should rationally adjust distance and relative angle between tool bit 12 and the surface according to the depth of cut demand on surface.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a hydraulic pressure straight line cutting device which characterized in that: the hydraulic control system comprises a hydraulic motor (1), wherein the hydraulic motor (1) is arranged on one side of a planetary reduction gearbox (2); the output shaft of the planetary reduction box (2) and the input shaft of the synchronous belt module (6) are respectively provided with a belt wheel (3), and the two belt wheels (3) are connected through a belt; the synchronous belt module (6) is arranged on the bottom plate (14); the bottom plate (14) is arranged on a pipeline to be cut; a connecting plate (9) is arranged on the synchronous belt module (6), the power of the planetary reduction gearbox (2) is transmitted to the synchronous belt module (6) through belt transmission, and the synchronous belt module (6) drives the connecting plate (9) to do linear motion along the bottom plate (14); a cutter bar seat (10) and a movable protective cover (13) are arranged on the connecting plate (9), a cutter bar (7) is arranged on the cutter bar seat (10), and a cutter head (12) is fixed on the cutter bar (7) through a cutter head mounting seat (11).

2. The hydraulic linear cutting apparatus of claim 1, wherein: the other side of the planetary reduction box (2) is installed on a square mounting plate (4) with a hole, and the mounting plate (4) is fixedly connected with the input shaft end of the synchronous belt module (6).

3. The hydraulic linear cutting apparatus of claim 1, wherein: and a magnet mounting seat (5) is fixedly mounted below the bottom plate (14), and a magnet is mounted on the magnet mounting seat (5).

4. The hydraulic linear cutting apparatus of claim 1, wherein: the hydraulic motor (1) and the planetary reduction gearbox (2) are coaxially connected, the driving force source of the hydraulic motor (1) is hydraulic driving, and the positive and negative rotation and the rotating speed of the hydraulic motor (1) are adjusted through a hydraulic pump.

5. Hydraulic linear cutting device according to claim 1, characterized in that: the cutter bar seat (10) is of a T-shaped structure, through holes are formed in two sides of a horizontal edge, and the cutter bar seat is fixedly connected with the connecting plate (9) through bolts; the center position of the vertical edge is provided with a through hole, the cutter bar (7) is arranged in the through hole, the top of the vertical edge is provided with a threaded hole, and the cutter bar (7) is fastened through a screw after the cutter bar (7) is arranged.

6. The hydraulic linear cutting apparatus of claim 5, wherein: cutter arbor (7) present the L type, cutter arbor (7) both sides respectively with tool bit mount pad (11) and cutter arbor seat (10) erection joint, and both sides erection joint position can be adjusted wantonly along L type cutter arbor (7).

7. The hydraulic linear cutting apparatus of claim 6, wherein: the tool bit mounting seat (11) clamps the tool bit (12), and the tool bit (12) can rotate around the axis direction of the tool bit (12) in a circumferential mode after the tool bit mounting seat (11) is clamped and fixed, but is fixed in the axis direction; the cutter head mounting seat (11) can adjust the fixed position along the cutter rod (7).

8. The hydraulic linear cutting apparatus of claim 1, wherein: the middle part of tool bit mount pad (11) is equipped with and links together and pierces through triangular prism and cylinder trompil, pierces through the cylinder trompil and is used for installing fixed cutter arbor (7) or tool bit (12).

9. The hydraulic linear cutting apparatus of claim 8, wherein: the two tool bit mounting seats (11) are fixed through bolts and are matched for use; the vertical rod of the cutter rod (7) is arranged in the cylindrical hole of one cutter head mounting seat (11), the cutter head (12) is arranged in the cylindrical hole of the other cutter head mounting seat (11), and the two cutter head mounting seats (11) are matched to enable the cutter head to form an angle with the surface of a pipeline to be cut.

10. Hydraulic linear cutting apparatus according to claim 3, characterized in that: the bottom plate (14), the tool bit (12), the tool bit mounting seat (11) and the tool bar (7) are all made of color metal alloy materials, and no spark is generated during collision; the magnet and the magnet mounting seat (5) are made of non-ferrous metal alloy materials or high polymer materials, and no spark is generated when the magnet and the magnet mounting seat (5) are in friction or collision.