CN218775846U

CN218775846U - Cutting line tensioning device for linear cutting equipment

Info

Publication number: CN218775846U
Application number: CN202223368367.8U
Authority: CN
Inventors: 邱潇; 闫旭华; 杨位芳; 陈朝华
Original assignee: Qingdao Huizhida Technology Information Co ltd
Current assignee: Qingdao Huizhida Technology Information Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-03-31
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a line of cut overspeed device tensioner for wire-electrode cutting equipment relates to line of cut tensioning technical field, specifically includes the backup pad, the side one end parallel of backup pad is equipped with first bar board, and first bar board sets up along the vertical direction of backup pad, and one side both ends that backup pad was kept away from to first bar board all rotate through the pivot and install first tight pulley, first bar board is close to one side of backup pad and installs the supporting shoe. The utility model discloses during the use, drive first take-up pulley through electric putter and move on the horizontal direction to carry out the control of tensioning to the wire electrode, the transmission between cooperation gear and between gear and rack drives the second take-up pulley and is close to or keeps away from first take-up pulley in vertical direction, thereby change the wire electrode and wear the contained angle around on first take-up pulley and second take-up pulley, and then realize the fine setting effect of wire electrode rate of tension, make the rate of tension of wire electrode obtain more accurate regulation operation.

Description

Cutting line tensioning device for linear cutting equipment

Technical Field

The utility model relates to a line of cut tensioning technical field specifically is a line of cut overspeed device tensioner for wire cutting equipment.

Background

The linear cutting equipment adopts a molybdenum wire or a hard brass wire as an electrode wire, under the action of high-frequency pulse voltage, a liquid medium is punctured to form electric spark discharge and generate heat simultaneously, so that metal on the surface of a workpiece is locally melted, cutting liquid washes a cutting part, the electrode wire is controlled by a controller to move, a preset shape and size are formed on the workpiece, and the tension applied to the cutting wire is also changed due to the difference of the shapes of the workpieces and the change of the running speed.

The electrode wire on two riding wheels is pressed and held to present wire cutting equipment utilizes electric putter drive pinch roller more, be one of the mode of adjustment electrode wire rate of tension, at present, a structure for installing electric putter is fixed, the electric putter of a model can only be selected, electric putter's lectotype scope is single, the commonality is not enough, and the rate of tension adjustable range of electrode wire is comparatively crude, only the tensioning under electric putter's effect, it is too big very easily to lead to the rate of tension, easily take place the fracture, the single electric putter operation is also very difficult accurate careful at the accuse degree of tension simultaneously. To this end, we propose a string tensioner for a string cutting apparatus to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a line of cut overspeed device tensioner for wire cutting equipment for the problem of proposing among the above-mentioned background art has been solved.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a cutting line tensioning device for linear cutting equipment comprises a supporting plate, wherein a first strip-shaped plate is arranged at one end of the side surface of the supporting plate in parallel, the first strip-shaped plate is arranged in the vertical direction of the supporting plate, a first tensioning wheel is rotatably arranged at two ends of one side, far away from the supporting plate, of the first strip-shaped plate through a rotating shaft, a supporting block is arranged at one side, close to the supporting plate, of the first strip-shaped plate, an electric push rod is arranged at one end of the supporting block, the electric push rod is perpendicular to the plane of the first strip-shaped plate, and the electric push rod is fixed on the supporting plate through a support;

a strip-shaped groove is formed in the upper side and the lower side of one end, far away from the electric push rod, of the supporting plate, a moving block is slidably mounted in the strip-shaped groove, a connecting rod is vertically mounted on one side, close to the first tensioning wheel, of the moving block, a second tensioning wheel is mounted at the other end of the connecting rod through a rotating bearing, and the second tensioning wheel and the first tensioning wheel are in the same specification and are coplanar;

every one side that the movable block kept away from the second take-up pulley is installed the second bar, the parallel backup pad of second bar, the rack is installed along the length direction of second bar to one side that electric putter was kept away from to the second bar, the rack meshing is connected with first gear, first gear is installed in the backup pad through the pivot, and one side meshing that the rack was kept away from to first gear is connected with the second gear, the radius of second gear is less than first gear, the second gear is connected with the backup pad through the pivot, and the other end coaxial arrangement of this pivot has driving motor, driving motor passes through the support to be fixed in the backup pad.

Optionally, a first linear sliding rail is installed on one side of the supporting plate close to the first strip-shaped plate along the length direction of the electric push rod, and the supporting block is slidably connected with the first linear sliding rail through a sliding groove.

Optionally, limiting plates are coaxially mounted on two sides of each first tensioning wheel and two sides of each second tensioning wheel.

Optionally, a second linear slide rail is installed on both sides of each strip-shaped groove along the length direction of the strip-shaped groove, and the moving block is slidably connected with the second linear slide rail through a sliding groove.

Optionally, a plurality of fixing bolt seats are vertically installed on one side of the supporting plate away from the first strip-shaped plate, and the length of each fixing bolt seat is greater than that of the second strip-shaped plate away from the supporting plate.

The utility model discloses possess following beneficial effect:

drive first take-up pulley through electric putter and move on the horizontal direction to carry out the control of tensioning to the wire electrode, the transmission between cooperation gear and between gear and rack drives the second take-up pulley and is close to or keeps away from first take-up pulley in vertical direction, thereby change the contained angle that the wire electrode worn around on first take-up pulley and second take-up pulley, and then realize the fine setting effect of wire electrode rate of tension, make the rate of tension of wire electrode obtain more accurate regulation operation.

Drawings

Fig. 1 is a front view of a supporting plate of a cutting line tensioning device for a wire cutting apparatus according to the present invention;

fig. 2 is an exploded view of a back structure of a supporting plate of a cutting line tensioning device for a wire cutting apparatus according to the present invention.

In the figure: 1. a support plate; 2. a first strip-shaped plate; 3. an electric push rod; 4. a first tensioning wheel; 5. a support block; 6. a first linear slide rail; 7. a strip-shaped groove; 8. a moving block; 9. a second tensioning wheel; 10. a connecting rod; 11. a second strip shaped plate; 12. a rack; 13. a first gear; 14. a second gear; 15. a drive motor; 16. a second linear slide rail; 17. and fixing the bolt seat.

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.

Referring to fig. 1 to 2, the present invention provides a technical solution:

a cutting line tensioning device for a linear cutting device comprises a supporting plate 1, wherein a first strip-shaped plate 2 is arranged at one end of the side surface of the supporting plate 1 in parallel, the first strip-shaped plate 2 is arranged in the vertical direction of the supporting plate 1, two ends, far away from the supporting plate 1, of one side of the first strip-shaped plate 2 are respectively and rotatably provided with a first tensioning wheel 4 through a rotating shaft, a supporting block 5 is arranged at one side, close to the supporting plate 1, of the first strip-shaped plate 2, an electric push rod 3 is arranged at one end of the supporting block 5, the electric push rod 3 is perpendicular to the plane of the first strip-shaped plate 2, and the electric push rod 3 is fixed on the supporting plate 1 through a support;

a strip-shaped groove 7 is formed in the upper side and the lower side of one end, far away from the electric push rod 3, of the supporting plate 1 along the length direction of the first strip-shaped plate 2, a moving block 8 is installed in the strip-shaped groove 7 in a sliding mode, a connecting rod 10 is vertically installed on one side, close to the first tensioning wheel 4, of the moving block 8, the other end of the connecting rod 10 is provided with a second tensioning wheel 9 through a rotating bearing, and the second tensioning wheel 9 and the first tensioning wheel 4 are in the same specification and are coplanar;

each moving block 8 is provided with a second strip-shaped plate 11 on one side far away from the second tensioning wheel 9, the second strip-shaped plate 11 is parallel to the supporting plate 1, a rack 12 is arranged on one side of the second strip-shaped plate 11 far away from the electric push rod 3 along the length direction of the second strip-shaped plate 11, the rack 12 is meshed with a first gear 13, the first gear 13 is arranged on the supporting plate 1 through a rotating shaft, one side of the first gear 13 far away from the rack 12 is meshed with a second gear 14, the radius of the second gear 14 is smaller than that of the first gear 13, the second gear 14 is connected with the supporting plate 1 through a rotating shaft, the other end of the rotating shaft is coaxially provided with a driving motor 15, the driving motor 15 is fixed on the supporting plate 1 through a support, the radius of the first gear 13 is larger than that of the second gear 14, the power required for driving the first gear 13 is improved, namely the number of rotation turns of the second gear 14, and the dispatching distance of the second tensioning wheel 9 is improved.

It is specific, drive first take-up pulley 4 through electric putter 3 and remove on the horizontal direction, thereby carry out the control of tensioning to the wire electrode, the transmission between cooperation first gear 13 and second gear 14 and between first gear 13 and rack 12, it is close to or keeps away from first take-up pulley 4 to drive second take-up pulley 9 in vertical direction, thereby change the contained angle that the wire electrode wore around on first take-up pulley 4 and second take-up pulley 9, can know by the triangle-shaped definition, when a limit is the fixed value, this limit both sides contained angle changes, its other both sides length also can change, and then realize the fine setting effect of wire electrode rate of tension, make the rate of tension of wire electrode obtain more accurate regulation operation.

Furthermore, a first linear slide rail 6 is installed on one side of the supporting plate 1 close to the first strip-shaped plate 2 along the length direction of the electric push rod 3, the supporting block 5 is connected with the first linear slide rail 6 in a sliding mode through a sliding groove, and the first strip-shaped plate 2 moves under the action of the electric push rod 3 through the first linear slide rail 6 to provide a guiding supporting effect.

Furthermore, limiting plates are coaxially arranged on two sides of each first tensioning wheel 4 and two sides of each second tensioning wheel 9, the electrode wires on the first tensioning wheels 4 and the second tensioning wheels 9 are limited through the limiting plates, and the electrode wires are prevented from slipping off from the first tensioning wheels 4 or the second tensioning wheels 9 due to vibration when the wire cutting equipment operates.

Furthermore, a second linear slide rail 16 is installed along the length direction of each strip-shaped groove 7 on each of the two sides of each strip-shaped groove 7, and the moving block 8 is slidably connected with the second linear slide rail 16 through a sliding groove and provides a guiding and limiting effect for the lifting of the moving block 8 through the second linear slide rail 16.

Further, one side of the supporting plate 1, which is far away from the first strip-shaped plate 2, is vertically provided with a plurality of fixing bolt seats 17, the length of each fixing bolt seat 17 is larger than that of the second strip-shaped plate 11, which is far away from the supporting plate 1, and the supporting plate 1 can be conveniently installed on the linear cutting equipment through the fixing bolt seats 17.

In summary, when the cutting line tensioning device for the line cutting equipment is used, firstly, the supporting plate 1 is arranged at the threading position of the line cutting equipment through the fixing bolt seat 17, then the electrode wire is threaded from the second tensioning wheel 9 positioned above to the first tensioning wheel 4 from top to bottom and then connected to the cutting end, and then the electrode wire is threaded on the first tensioning wheel 4 and the second tensioning wheel 9 below, so that the electrode wire forms S-shaped routing on the first tensioning wheel 4 and the second tensioning wheel 9, then the electric push rod 3 is started to control the first tensioning wheel 4 to stretch the electrode wire, and the electrode wire is primarily tensioned, then the driving motor 15 is controlled, and the transmission is carried out between the first gear 13 and the second gear 14 and between the first gear 13 and the rack 12, drive second take-up pulley 9 and be close to or keep away from first take-up pulley 4 in vertical direction, thereby change the contained angle that the wire electrode wore around on first take-up pulley 4 and second take-up pulley 9, with the triangle-shaped definition, when an edge is the fixed value, this limit both sides contained angle changes, its other both sides length also can change, and then realize the fine setting effect of wire electrode rate of tension, make the rate of tension of wire electrode obtain more accurate regulation operation, simultaneously in the on-line cutting equipment course of operation, because the vibrations of wire electrode, and the cutting object is to wire electrode reaction force, the condition of lax of wire electrode can appear, also can be through driving motor 15' S operation this moment, carry out the operation of secondary fine setting tensioning to the wire electrode, its controllable fineness can not cause the influence to normal cutting.

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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A cutting wire tensioning device for wire cutting apparatuses, comprising a support plate (1), characterized in that: a first strip-shaped plate (2) is arranged at one end of the side face of the supporting plate (1) in parallel, the first strip-shaped plate (2) is arranged in the vertical direction of the supporting plate (1), both ends of one side, far away from the supporting plate (1), of the first strip-shaped plate (2) are rotatably provided with first tensioning wheels (4) through rotating shafts, one side, close to the supporting plate (1), of the first strip-shaped plate (2) is provided with a supporting block (5), one end of the supporting block (5) is provided with an electric push rod (3), the electric push rod (3) is perpendicular to the plane of the first strip-shaped plate (2), and the electric push rod (3) is fixed on the supporting plate (1) through a support;

a strip-shaped groove (7) is formed in the upper side and the lower side of one end, far away from the electric push rod (3), of the supporting plate (1) along the length direction of the first strip-shaped plate (2), a moving block (8) is slidably mounted inside the strip-shaped groove (7), a connecting rod (10) is vertically mounted on one side, close to the first tensioning wheel (4), of the moving block (8), a second tensioning wheel (9) is mounted at the other end of the connecting rod (10) through a rotating bearing, and the second tensioning wheel (9) and the first tensioning wheel (4) are in the same specification and are coplanar;

every one side that second take-up pulley (9) were kept away from in movable block (8) installs second bar board (11), second bar board (11) parallel support board (1), rack (12) are installed along the length direction of second bar board (11) to one side that electric putter (3) were kept away from in second bar board (11), rack (12) meshing is connected with first gear (13), install in backup pad (1) through the pivot first gear (13), and one side meshing that rack (12) were kept away from in first gear (13) is connected with second gear (14), the radius of second gear (14) is less than first gear (13), second gear (14) are connected with backup pad (1) through the pivot, and the other end coaxial arrangement of this pivot has driving motor (15), driving motor (15) are fixed on backup pad (1) through the support.

2. A cutting wire tensioning device for a wire cutting apparatus as defined in claim 1, wherein: one side of the supporting plate (1) close to the first strip-shaped plate (2) is provided with a first linear sliding rail (6) along the length direction of the electric push rod (3), and the supporting block (5) is connected with the first linear sliding rail (6) in a sliding mode through a sliding groove.

3. A cutting wire tensioning device for a wire cutting apparatus as defined in claim 1, wherein: limiting plates are coaxially mounted on two sides of each first tensioning wheel (4) and two sides of each second tensioning wheel (9).

4. A cutting wire tensioning device for a wire cutting apparatus as defined in claim 1, wherein: and second linear slide rails (16) are arranged on two sides of each strip-shaped groove (7) along the length direction of the strip-shaped groove (7), and the moving block (8) is connected with the second linear slide rails (16) in a sliding mode through sliding grooves.

5. A cutting wire tensioning device for a wire cutting apparatus as defined in claim 1, wherein: a plurality of fixing bolt seats (17) are vertically installed on one side, far away from the first strip-shaped plate (2), of the supporting plate (1), and the length of each fixing bolt seat (17) is larger than that of the second strip-shaped plate (11) far away from the supporting plate (1).