CN210547103U

CN210547103U - Special-shaped copper bar drawing guide structure

Info

Publication number: CN210547103U
Application number: CN201921550904.6U
Authority: CN
Inventors: 黄天开
Original assignee: Jiangxi Tengjiang Copper Co Ltd
Current assignee: Jiangxi Tengjiang Copper Co Ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-05-19
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a guide structure is drawn to abnormal shape copper bar, the on-line screen storage device comprises a base, the one end installation installing frame of base, the other end installation mould frame of base, install the die drawing mould between the mould frame, it has the shaping chamber to open on the die drawing, install frame one side inner wall bottom cup joints the location horizontal roller, it has horizontal adjustment tank to open on the installing frame lateral wall, the pivot of the horizontal roller of joint activity between horizontal adjustment tank, the installing frame leans on the opposite side inner wall to cup joint the location vertical roll, it has horizontal adjustment tank to open on installing frame roof and the bottom plate, run through the pivot of activity vertical roll between horizontal adjustment tank, all install supplementary clamping bar on location vertical roll and the activity vertical roll. The location spreader is hugged closely to the copper bar bottom, and the location is hugged closely to the copper bar lateral wall and is erected the roller, realizes that the copper bar is tentatively fixed a position, and the pivot of activity spreader is followed perpendicular adjustment tank and is moved down, compresses tightly the copper bar top and fixes through lock nut, and the pivot of activity perpendicular roller is removed along horizontal adjustment tank, and the copper bar opposite side outer wall is hugged closely to the activity perpendicular roller outer wall, and the vertical direction of copper bar and horizontal direction are all by spacing direction, ensure that the copper bar.

Description

Special-shaped copper bar drawing guide structure

Technical Field

The utility model relates to an abnormal shape copper bar technical field specifically is a guide structure is drawn to abnormal shape copper bar.

Background

Compared with the common copper bar, the special-shaped copper bar has the cross section which is not square or rectangular, has various shapes, is formed by cold drawing with a cold drawing machine after being extruded by a continuous extruder, is mainly used for manufacturing main raw materials of high-low voltage electrical appliance switch contacts, leads for (distributing) electric installation and the like, needs to shape the copper bar through a cavity of a correction drawing die after being formed by the continuous cold drawing, directly draws the copper bar into the die without guiding and positioning during the current drawing, make the copper bar take place the slope easily when getting into the die cavity, the copper bar outer wall atress is inhomogeneous (the outer wall atress on inclined edge is great) when leading to drawing, leads to the copper bar outer wall precision after the shaping to descend easily, especially to T type copper bar, the copper bar produces crooked with the vertical end that the die cavity slope leads to T type copper bar easily, for this reason we propose a heterotypic copper bar and draw guide structure and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a guide structure is drawn to abnormal shape copper bar to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special-shaped copper bar drawing guide structure comprises a base, wherein an installation frame is fixedly installed at one end of the base, a die frame is fixedly installed at the other end of the base, drawing dies are installed among the die frames through bolts, a forming cavity is formed in each drawing die, a positioning transverse roller is rotatably sleeved at the bottom of the inner wall of one side, away from the die frame, of the installation frame, a vertical adjusting groove is formed in the side wall of the installation frame above the positioning transverse roller, a rotating shaft of the movable transverse roller is slidably clamped between the vertical adjusting grooves, penetrates through the vertical adjusting grooves and is connected with a locking nut through a threaded structure, a positioning vertical roller is rotatably sleeved on the inner wall of one side, close to the die frame, of the installation frame, a transverse adjusting groove is formed in the top plate and the bottom plate of the positioning vertical roller, the transverse adjusting groove slidably penetrates through the rotating shaft of the movable vertical roller, the rotating shaft of the movable vertical roller penetrates through the transverse adjusting groove and is connected with the locking, and auxiliary clamping rods are arranged on the positioning vertical roller and the movable vertical roller.

Preferably, the outer wall of one side of the positioning transverse roller, which is close to the movable transverse roller, is flush with the bottom of the forming cavity, and the outer wall of one side of the positioning vertical roller, which is close to the movable vertical roller, is flush with the side wall of the forming cavity.

Preferably, activity horizontal roller and activity are erected the roller and are rotated between the pivot separately and cup joint, the pivot diameter of activity horizontal roller and activity vertical roll equals the width of erecting adjustment tank and violently adjusting the groove respectively, the fixed elastic sleeve that cup joints of outer wall of activity horizontal roller, the elastic sleeve is elastic rubber structure.

Preferably, supplementary clamping bar includes solid fixed ring, the outer wall that roller and activity were erected in the location is all the interference and is cup jointed solid fixed ring, a plurality of guide cylinders of solid fixed ring's outer wall fixed mounting, the one end of depression bar is cup jointed in the guide cylinder slides, the one end of the inner wall fixed connection spring of guide cylinder, the terminal surface of the other end fixed connection depression bar of spring, the other end fixed mounting bulb of depression bar.

Preferably, the guide cylinder is uniformly distributed along the circumferential outer wall of the fixing ring, and the depth of the inner cavity of the guide cylinder is greater than the natural length of the spring.

Preferably, the one side top fixed mounting shower nozzle that the installing frame is close to the mould frame, the outer wall fixed mounting circulating pump of base, the input intercommunication inner chamber of base of circulating pump, the output of circulating pump passes through the hose connection shower nozzle, the inner chamber of base is equipped with lubricating oil.

Compared with the prior art, the beneficial effects of the utility model are that: the copper bar passes through the upper part of the positioning transverse roller, so that the bottom of the copper bar is tightly attached to the positioning transverse roller, the side wall of the copper bar is tightly attached to the positioning vertical roller, and then the copper bar passes through the forming cavity, so that the copper bar is positioned and aligned with the forming cavity; the rotating shaft of the movable transverse roller moves along the vertical adjusting groove, and the rotating shaft of the movable vertical roller moves along the transverse adjusting groove, so that the copper bar is limited and guided in the vertical direction and the horizontal direction, the copper bar is ensured to be opposite to the forming cavity, and the copper bar is convenient to draw and form; the elastic sleeve is contacted with the top of the vertical end of the T-shaped copper bar, the ball head is tightly pressed on the vertical end of the T-shaped copper bar by the elastic force of the spring, so that the T-shaped copper bar is convenient to guide, and the pressure on two sides of the vertical end of the T-shaped copper bar is the same, so that the T-shaped copper bar is prevented from being inclined; the copper bar is soaked by lubricating oil before entering into the molding cavity, reduces frictional force between copper bar and molding cavity, avoids being convenient for the copper bar to pass through the molding cavity.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial exploded view of the mounting frame of the present invention;

FIG. 3 is a schematic view of a right-side sectional structure of the vertical adjustment groove of the present invention;

fig. 4 is a schematic view of the cross section structure of the horizontal adjusting groove of the present invention.

In the figure: the device comprises a base 1, a mounting frame 2, a positioning transverse roller 3, a vertical adjusting groove 4, a movable transverse roller 5, a transverse adjusting groove 6, a positioning vertical roller 7, a movable vertical roller 8, an auxiliary clamping rod 9, a fixing ring 91, a guide cylinder 92, a pressure rod 93, a ball head 94, a 95 spring, an elastic sleeve 10, a die frame 11, a drawing die 12, a forming cavity 13, a spray head 14, a hose 15 and a circulating pump 16.

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. 1-4, the present invention provides a technical solution: a special-shaped copper bar drawing guide structure comprises a base 1, wherein one end of the base 1 is fixedly provided with a mounting frame 2, the other end of the base 1 is fixedly provided with a die frame 11, a drawing die 12 is arranged between the die frames 11 through bolts, a forming cavity 13 is formed in the drawing die 12, the bottom of the inner wall of one side of the mounting frame 2 far away from the die frame 11 is rotatably sleeved with a positioning transverse roller 3, the side wall of the mounting frame 2 above the positioning transverse roller 3 is provided with a vertical adjusting groove 4, a rotating shaft of a movable transverse roller 5 is slidably clamped between the vertical adjusting grooves 4, the rotating shaft of the movable transverse roller 5 penetrates through the vertical adjusting groove 4 and is connected with a locking nut through a threaded structure, the inner wall of one side of the mounting frame 1 close to the die frame 11 is rotatably sleeved with a positioning vertical roller 7, the top plate and the bottom plate of the mounting frame 2 near the positioning vertical roller 7 are provided with transverse adjusting grooves 6, the rotating shaft of the movable vertical roller 8 penetrates through the transverse adjusting grooves 6 and is, auxiliary clamping rods 9 are arranged on the positioning vertical roller 7 and the movable vertical roller 8. Copper bar passes from 3 tops of location lateral roller, make the copper bar bottom hug closely location lateral roller 3, copper bar lateral wall hugs closely location erecting roller 7, pass the copper bar into die cavity 13 again, realize the preliminary location of copper bar, again with the pivot of activity lateral roller 5 along erecting adjustment tank 4 and moving down, compress tightly the copper bar top and through the fixed activity lateral roller 5 of lock nut, the pivot that will move about erecting roller 8 removes along violently adjustment tank 6, make the activity erect roller 8 outer wall and hug closely copper bar opposite side outer wall, then vertical direction and the horizontal direction of copper bar behind the installing frame 2 all by spacing direction, ensure that the copper bar is just to die cavity 13, be convenient for draw the shaping, and supplementary clamping bar 9 can assist the direction to the vertical end both sides of T type copper bar, avoid it crooked.

One side outer wall that is close to activity horizontal roll 5 of location horizontal roll 3 and the bottom parallel and level in shaping chamber 13, one side outer wall that location vertical roll 7 is close to activity vertical roll 8 and shaping chamber 13 lateral wall parallel and level ensure that the copper bar can align shaping chamber 13 after passing through location horizontal roll 3 and the location vertical roll 7 location.

Activity horizontal roller 5 and activity erect roller 8 and pivot separately between be rotation and cup joint, activity horizontal roller 5 and activity erect roller 8's pivot diameter equals vertical adjustment tank 4 and horizontal adjustment tank 6 width respectively, avoid activity horizontal roller 5 and activity to erect roller 8 and produce and rock, the fixed elastic sleeve 10 that cup joints of outer wall of activity horizontal roller 5, elastic sleeve 10 is the elastic rubber structure, through the vertical end of elastic sleeve 10 contact T type copper bar, avoid the vertical end pressurized and crooked of T type copper bar in the time of spacing direction.

The auxiliary clamping rod 9 comprises a fixing ring 91, the outer walls of the positioning vertical roller 7 and the movable vertical roller 8 are in interference fit with the fixing ring 91, a plurality of guide cylinders 92 are fixedly installed on the outer wall of the fixing ring 91, one end of a pressure rod 93 is in sliding fit with the guide cylinders 92, one end of a spring 95 is fixedly connected with the inner wall of each guide cylinder 92, the other end of the spring 95 is fixedly connected with the end face of the pressure rod 93, ball heads 94 are fixedly installed on the other end of the pressure rod 93, the guide cylinders 92 are uniformly distributed along the circumferential outer wall of the fixing ring 91, the depth of an inner cavity of each guide cylinder 92 is larger than the natural length of the spring 95, in the process that the copper bar is gradually pulled, the outer walls of the positioning vertical roller 7 and the movable vertical roller 8 are tightly attached to the outer walls on two sides of the horizontal end of the T-shaped copper bar, the positioning vertical roller 7 and the movable vertical roller 8 rotate along with the T-, the reverse acting force of the spring 95 enables the ball head 94 to tightly press the vertical end of the T-shaped copper bar, so that the T-shaped copper bar is convenient to guide, and the pressure on the two sides of the vertical end of the T-shaped copper bar is the same, so that the T-shaped copper bar is prevented from being inclined.

Installing frame 2 is close to one side top fixed mounting shower nozzle 14 of mould frame 11, base 1's outer wall fixed mounting circulating pump 16, circulating pump 16's input intercommunication base 1's inner chamber, circulating pump 16's output passes through hose 15 and connects shower nozzle 14, base 1's inner chamber is equipped with lubricating oil, circulate through circulating pump 16 and carry lubricating oil to shower nozzle 14, be soaked by lubricating oil before making the copper bar get into profiled cavity 13, reduce frictional force between copper bar and profiled cavity 13, avoid being convenient for the copper bar to pass through profiled cavity 13.

The working principle is as follows: when the utility model is used, the copper bar passes through the upper part of the positioning transverse roller 3, so that the bottom of the copper bar is tightly attached to the positioning transverse roller 3, the side wall of the copper bar is tightly attached to the positioning vertical roller 7, the copper bar passes through the forming cavity 13, the preliminary positioning of the copper bar is realized, the rotating shaft of the movable transverse roller 5 is moved downwards along the vertical adjusting groove 4, the elastic sleeve 10 is contacted with the vertical end of the T-shaped copper bar, the movable transverse roller 5 is fixed through the locking nut, the rotating shaft of the movable vertical roller 8 is moved along the transverse adjusting groove 6, so that the outer wall of the movable vertical roller 8 is tightly attached to the outer wall of the other side of the copper bar, the vertical direction and the horizontal direction of the copper bar after passing through the installation frame 2 are both limited and guided, the outer walls of the positioning vertical roller 7 and the movable vertical roller 8 are tightly attached to the outer walls of the two sides of the horizontal end of the T-shaped copper bar, the positioning, depression bar 93 slides and compression spring 95 along guide cylinder 92, then spring 95 reverse acting force makes bulb 94 compress tightly the vertical end of T type copper bar, be convenient for to its direction, and T type copper bar vertical end both sides pressure is the same, avoid producing crooked, ensure that the copper bar is just to become die cavity 13, be convenient for draw the shaping, circulate through circulating pump 16 and carry lubricating oil to shower nozzle 14, make the copper bar wet by lubricating oil before getting into die cavity 13, reduce frictional force between copper bar and die cavity 13, avoid being convenient for the copper bar to draw the shaping through becoming die cavity 13.

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. The utility model provides a guide structure is drawn to abnormal shape copper bar, includes base (1), its characterized in that: the one end fixed mounting installing frame (2) of base (1), the other end fixed mounting mould frame (11) of base (1), through bolt installation drawing die (12) between mould frame (11), it has become die cavity (13) to open on drawing die (12), the one side inner wall bottom that mould frame (11) were kept away from in installing frame (2) rotates and cup joints location horizontal roller (3), it has perpendicular adjustment tank (4) to open on installing frame (2) lateral wall above location horizontal roller (3), the pivot of slip joint activity horizontal roller (5) between perpendicular adjustment tank (4), the pivot of activity horizontal roller (5) runs through perpendicular adjustment tank (4) and connects lock nut through helicitic texture, one side inner wall that installing frame (2) is close to mould frame (11) rotates and cup joints location vertical roller (7), it has horizontal adjustment tank (6) to open on installing frame (2) roof and the bottom plate by location vertical roller (7), violently slide between adjustment tank (6) and run through the pivot of activity vertical roll (8), and the pivot of activity vertical roll (8) runs through violently adjustment tank (6) and connect lock nut through helicitic texture, all install supplementary clamping bar (9) on location vertical roll (7) and the activity vertical roll (8).

2. The special-shaped copper bar drawing guide structure as claimed in claim 1, wherein: the outer wall of one side of the positioning transverse roller (3) close to the movable transverse roller (5) is flush with the bottom of the forming cavity (13), and the outer wall of one side of the positioning vertical roller (7) close to the movable vertical roller (8) is flush with the side wall of the forming cavity (13).

3. The special-shaped copper bar drawing guide structure as claimed in claim 1, wherein: activity horizontal roller (5) and activity are erected roller (8) and are rotated separately and cup joint between the pivot, the pivot diameter of activity horizontal roller (5) and activity vertical roller (8) equals the width of erecting adjustment tank (4) and horizontal adjustment tank (6) respectively, the fixed elastic sleeve (10) that cup joints of outer wall of activity horizontal roller (5), elastic sleeve (10) are elastic rubber structure.

4. The special-shaped copper bar drawing guide structure as claimed in claim 1, wherein: supplementary clamping bar (9) are including solid fixed ring (91), the outer wall that roller (7) and activity were erect in the location all interference cup joints solid fixed ring (91) with the activity, a plurality of guide cylinders (92) of outer wall fixed mounting of solid fixed ring (91), the one end of depression bar (93) is cup jointed in guide cylinder (92) interior slip, the one end of the inner wall fixed connection spring (95) of guide cylinder (92), the terminal surface of the other end fixed connection depression bar (93) of spring (95), the other end fixed mounting bulb (94) of depression bar (93).

5. The special-shaped copper bar drawing guide structure as claimed in claim 4, wherein: guide cylinder (92) are along the circumference outer wall evenly distributed of solid fixed ring (91), the inner chamber degree of depth of guide cylinder (92) is greater than the natural length of spring (95).

6. The special-shaped copper bar drawing guide structure as claimed in claim 1, wherein: one side top fixed mounting shower nozzle (14) that installing frame (2) are close to mould frame (11), outer wall fixed mounting circulating pump (16) of base (1), the inner chamber of input intercommunication base (1) of circulating pump (16), shower nozzle (14) are connected through hose (15) to the output of circulating pump (16), the inner chamber of base (1) is equipped with lubricating oil.