CN203409149U

CN203409149U - Wire rod shearing device

Info

Publication number: CN203409149U
Application number: CN201320510501.5U
Authority: CN
Inventors: 刘永健; 程润生; 潘晋
Original assignee: ANHUI WANNAN XINWEI ELECTRIC MACHINE Co
Current assignee: ANHUI WANNAN XINWEI ELECTRIC MACHINE Co
Priority date: 2013-08-20
Filing date: 2013-08-20
Publication date: 2014-01-29
Anticipated expiration: 2023-08-20

Abstract

The utility model relates to shearing equipment, in particular to a wire rod shearing device which comprises two cutters. Cutter bars of the two cutters and sliding grooves are in limiting guide match, and a drive mechanism drives the cutters to move and enables blades of the two cutters to come close and cut. The wire rod shearing device further comprises a reset unit used for driving the blades to separate. Wire rods are conveyed to the wire rod shearing device or a weighing and shearing mechanism through a conveying mechanism, the drive mechanism drives the cutters to move and enables the blades of the two cutters to come close and cut wires, and the two cutters are separated through the reset unit after cutting and wait for shearing next time.

Description

Wire rod shear

Technical field

The utility model relates to shearing equipment, is specifically related to a kind of shear of wire rod.

Background technology

Thread like material is because it possesses irreplaceable functional structure, therefore in all trades and professions, be all widely used, for example in electromechanical equipment production field, can use a large amount of metal wires or enamel-covered wire, yet, the wire rod raw material major part that raw material producer provides is all the raw material form of a whole coiling lopping or web-like, its length often can reach tens meters of rice even up to a hundred, therefore, the wire rod of this rolling need to cut into required length when concrete use, ways customary of the prior art is artificial shearing, shear efficiency is extremely low, cost is higher, and the length of shearing is inconsistent, when serious, the quality of product will be affected.

Utility model content

The purpose of this utility model is to provide a kind of wire rod shear, is intended to the automatic shearing work to wire rod, enhances productivity.

For achieving the above object, the utility model provides following technical scheme: a kind of wire rod shear, comprise two cutting tools, the knife bar of two cutting tools forms spacing guiding with chute and coordinates, driving mechanism drives cutter to move and makes the blade of two cutting tools near closing up enforcement cutting action, and wire rod shear also comprises the reply unit that orders about blade separation.

Compared with prior art, wire rod is sent to by conveying mechanism wire rod shear or the title cutting mechanism place that the utility model provides, driving mechanism drives cutter to move and makes the blade of two cutting tools near closing up the cutting action of implementing wire, after cutting, by replying unit, order about two cutting tools separation, wait for shear action next time.The utility model has been realized the surface trimming to wire rod reliably, effectively, has not only improved operating efficiency, and tangent plane is concordant, it is accurate to cut off size.

Accompanying drawing explanation

Fig. 1 is the biopsy cavity marker devices schematic diagram of stereochemical structure of the present utility model;

Fig. 2 is the three-dimensional cut-away illustration of another angle of the utility model;

Fig. 3 is side view of the present utility model;

Fig. 4 is the C-C cutaway view of Fig. 3;

Fig. 5 is inner plate structure schematic diagram;

Fig. 6 is cutter frame structure schematic diagram;

Fig. 7 is the assembly structure figure of inner panel and knife rest;

Fig. 8 is outer panel structure schematic diagram;

Fig. 9 is composite end cap assembly structure figure;

Figure 10 is ferrule arrangement schematic diagram.

The specific embodiment

As shown in Figure 1, a kind of wire rod shear, comprise two cutting tools 70, the knife bar of two cutting tools 70 forms spacing guiding with chute 42 and coordinates, driving mechanism drives cutter 70 to move and makes the blade of two cutting tools 70 near closing up enforcement cutting action, and wire rod shear also comprises the reply unit 50 that orders about blade separation.The blade positioned opposite of two cutters 70, when driving mechanism promotes two cutters 70 and closes up, blade produces shearing force to wire rod the wire rod of preseting length is cut off, and replys subsequently unit 50 two cutters are resetted, realizes circulation shear move with this.

As shown in Figure 1, 2, cutter 70 is fixedly installed on knife rest 60, forms the spacing guiding of straight line and coordinate between knife rest 60 and chute 42, and driving mechanism drives knife rest 60 to move together with cutting tool 70 and makes the blade of two cutting tools 70 near closing up enforcement cutting action.Due to cutter 70 hardness larger, be not easy to directly process the structure matching with driving mechanism on cutter 70, therefore first cutter 70 is clamped in the solid cutter groove 61 of knife rest 60, then the structure matching with driving mechanism is set on knife rest 60, in technique, more easily realize like this.

As shown in 4,6, projection 62 is set on knife rest 60, from the body of knife rest 60, the vertical direction to knife rest 60 moving directions protrudes out setting to projection 62, driving mechanism comprises rotatable parts or the parts moving linearly being driven by actuating unit, protuberance 22 is set on rotatable parts or parts moving linearly, in described projection 62 and protuberance 22 contact squeeze processes, the blade of two cutting tools 70 is near closing up.For knife rest 60 band cutters 70 are slided along chute 42, projection 62 is set on knife rest 60 to be coordinated with the protuberance 22 arranging on driving mechanism, the face that both match is fairing ace, protuberance 22 is by limiting orbiting motion, can be rectilinear motion or circular motion, when protuberance 22 pushes near generation gradually with projection 62, projection 62 will slide along chute 42 with knife rest 60, when protuberance 22 and projection 62 gradually away from time, active force between the two disappears, now, resetting-mechanism 50 retracts original position by knife rest 60.

It should be noted that, for realizing the basic object that drives knife rest 60 to slide along chute 42, can adopt parts moving linearly to drive the motion of knife rest 60, also can adopt the mode of rotation to drive the movement of knife rest 60, the kind of drive that provides rotation below in conjunction with accompanying drawing describes preferred version of the present utility model.

As shown in Fig. 1,2,10, driving mechanism comprises the rotatable parts that driven by actuating unit, rotatable parts are the lasso 20 of annular, the line of two protuberances 22 that arrange on the inner tubal wall of lasso 20 is crossed lasso 20 center, protuberance 22 integral body are rib strip shaped, its length direction is parallel with the shaft core line of lasso 20, and one end of lasso 20 is provided with web 21.Lasso 20 is by being rotationally connected between web 21 and base 10, protuberance 22 is located on lasso 20 inwalls, projection 62 on knife rest 60 abuts on the inwall of lasso 20, when lasso 20 rotates, protuberance 22 moves in a circle with inwall, when moving to projection 62 position, cutter 60 is inwardly pushed, two cutters 60 are urged and do relatively close relative motion, because protuberance 22 is all arranged symmetrically with in the relative center of circle with cutter 60, therefore just can make two cutters 60 do to close up near motion, realize shear action.

As Fig. 1, 2, shown in 4, the lasso 20 that forms driving mechanism is positioned at the container cavity 13 of base 10, base 10 comprises the end cap 12 that a short pipe 11 and pipe 11 one end are fixed with one, there is connecting hole at end cap 12 middle parts, hollow minor axis 80 formations are set between the web 21 of lasso 20 and this connecting hole to be rotatably assorted, the other end of pipe 11 arranges detachable composite end cap 40, detachable composite end cap 40 comprises that the inner panel 30 of superimposed connection and outside plate 40(are referring to Fig. 5, 7, 8, 9), chute 42 is arranged on composite end cap 40, composite end cap 40 middle parts offer through hole 43, in lasso 20, the tube chamber of cavities and hollow minor axis 80 forms the path that wire rod to be cut passes through successively.Hollow minor axis 80 is multidiameter, and one end that its diameter is larger is stuck on the web 21 of lasso 20, and the other end is connected with the end cap 12 on base 10 by nut 90, and said structure makes whole device compacter, also more stable in operation engineering.

As shown in Figure 9, composite end cap 40 is provided with two about the centrosymmetric chute 42 of through hole 43, chute 42 is rectangle cavernous structure, the guiding conllinear of two chutes 42, knife rest 60 of the interior placement of each chute 42, between knife rest 60 and the cell wall of chute 42 near through hole 43 1 sides, be provided with and reply unit 50, replying unit 50 is Compress Spring.Composite end cap 40 edge is bolted on base, and on lid, directly punching is as chute, and its assembly structure comparatively simply and is easily implemented.

As shown in Fig. 1,4,10, the periphery of lasso 20 is laid external tooth, external tooth 23 on lasso 20 forms driving mechanism with gear engagement, directly lasso 20 is made to the form of external gear pump, make itself and driving mechanism pass through meshed transmission gear, the driving-chain of the driving mechanism of simplifying to the full extent, has improved kinematic accuracy and the stability of mechanism, does not illustrate in the drawings with external tooth 23 meshed gears on lasso 20.

As shown in Fig. 5,6,7,8, inner panel 30 abuts on outside plate 41, and inner panel 30 is provided with two breach 31 corresponding with chute 42 positions, and inner panel 30 centers are provided with the aperture corresponding with through hole 43 32; Knife rest 60 is provided with guide groove 63, and the guiding of guide groove 63 is consistent with the guiding of chute 42, and guide groove 63 forms slippage guiding with the both sides of edges of the breach 31 of inner panel 30 and coordinates.The Main Function of inner panel 30 is the axial displacements of restriction knife rest 60 beam passage along the line, the form that adopts compoboard is mainly for the ease of assembling, during assembling, now knife rest 60 is inserted in the breach 31 of inner panels 30 along guide groove 63, the chute 42 of again knife rest 60 being aimed to outside plate 41 abuts in inner panel 30 on outside plate 41 and is fixed, so just can knife rest 60 is spacing in chute 42.

As shown in Figure 2, container cavity 13 on base 10 is circular-shaped, concave cavity, the outside plate 41 of composite end cap 40 covers the accent place of container cavity 13, lasso 20 is arranged in the cavity of base 10 and composite end cap 40 formation, as shown in Fig. 1,4, the sidepiece of base 10 has breach, and the external tooth 23 on lasso 20 forms driving mechanism in exposed part and the gear engagement of indentation, there.

Above-mentioned driving mechanism, so far be understood to include the gear transmission structure that external tooth 23 on lasso 20 and meshing gear form, also comprise that described projection 62 and protuberance 22 form contact squeeze pushing mechanism, just as the lasso 20 of core component, bear the effect of accepting moment of torsion, transmitting thrust, so just made structure compacter and raise the efficiency.

It should be noted that, the utility model can be used in conjunction with line sending feed arrangement, but it should be noted that, wire-sending device must be batch (-type) feeding, and to guarantee under feeding state, cutter 70 of the present utility model will be in released state, when cutter 70 of the present utility model closes up, need to suspend feeding.In order to realize above technique effect, can adopt speed changer or clutch to regulate the chopper frequency of shearing frequency of the present utility model and wire-sending device to be consistent, when wire rod to be cut passes through in path shown in arrow A in Fig. 1 or 2, can realize the cutting of segmentation fixed length.

Claims

1. a wire rod shear, it is characterized in that: comprise two cutting tools (70), the knife bar of two cutting tools (70) forms spacing guiding with chute (42) and coordinates, driving mechanism drives cutter (70) to move and makes the blade of two cutting tools (70) near closing up enforcement cutting action, and wire rod shear also comprises the reply unit (50) that orders about blade separation.

2. wire rod shear according to claim 1, it is characterized in that: described cutter (70) is fixedly installed on knife rest (60), between knife rest (60) and chute (42), form the spacing guiding of straight line and coordinate, driving mechanism drives knife rest (60) move together with cutting tool (70) and makes the close enforcement cutting action that closes up of blade of two cutting tools (70).

3. wire rod shear according to claim 2, it is characterized in that: projection (62) is set on described knife rest (60), from the body of knife rest (60), the vertical direction to knife rest (60) moving direction protrudes out setting to projection (62), driving mechanism comprises rotatable parts or the parts moving linearly being driven by actuating unit, protuberance (22) is set on rotatable parts or parts moving linearly, in described projection (62) and protuberance (22) contact squeeze process, the blade of two cutting tools (70) is near closing up.

4. wire rod shear according to claim 3, it is characterized in that: driving mechanism comprises the rotatable parts that driven by actuating unit, rotatable parts are the lasso (20) of annular, the line of two protuberances (22) that arrange on the inner tubal wall of lasso (20) is crossed the center of lasso, protuberance (22) integral body is rib strip shaped, its length direction is parallel with the shaft core line of lasso (20), and one end of lasso (20) is provided with web (21).

5. according to the wire rod shear described in claim 3 or 4, it is characterized in that: the lasso (20) that forms driving mechanism is positioned at the container cavity (13) of base (10), base (10) comprises the end cap (12) that a short pipe (11) and pipe (11) one end are fixed with one, there is connecting hole at end cap (12) middle part, hollow minor axis (80) formation is set between the web (21) of lasso (20) and this connecting hole to be rotatably assorted, the other end of pipe (11) arranges detachable composite end cap (40), detachable composite end cap (40) comprises inner panel (30) and the outside plate (40) of superimposed connection, chute (42) is arranged on composite end cap (40), composite end cap (40) middle part offers through hole (43), in lasso (20), the tube chamber of cavities and hollow minor axis (80) forms the path that wire rod to be cut passes through successively.

6. wire rod shear according to claim 5, it is characterized in that: outside plate (40) is provided with two about the centrosymmetric chute of through hole (43) (42), chute (42) is rectangle cavernous structure, the guiding conllinear of two chutes (42), in each chute (42), place a knife rest (60), knife rest (60) and chute (42) are replied unit (50) near being provided with between the cell wall of through hole (43) one sides, and replying unit (50) is Compress Spring.

According to claim the 5 wire rod shears of stating, it is characterized in that: the periphery of described lasso (20) is laid external tooth the external tooth on lasso (20) and gear engagement formation driving mechanism.

8. wire rod shear according to claim 6, it is characterized in that: inner panel (30) abuts on outside plate (41), inner panel (30) is provided with two breach (31) corresponding with chute (42) position, and inner panel (30) center is provided with the aperture (32) corresponding with through hole (43); Knife rest (60) is provided with guide groove (63), and the guiding of guide groove (63) is consistent with the guiding of chute (42), and guide groove (63) forms slippage guiding with the both sides of edges of the breach (31) of inner panel (30) and coordinates.

9. wire rod shear according to claim 7, it is characterized in that: the container cavity (13) on base (10) is circular-shaped, concave cavity, the outside plate (41) of composite end cap (40) covers the accent place of container cavity (13), lasso (20) is arranged in the cavity of base (10) and composite end cap (40) formation, the sidepiece of base (10) has breach, and the external tooth on lasso (20) forms driving mechanism in exposed part and the gear engagement of indentation, there.