CN218425024U - Copper bar head making equipment - Google Patents

Abstract

The utility model relates to a copper bar heading device, which comprises a working mechanism and a punching mechanism linked by the working mechanism in sequence, wherein the working mechanism is vertical to the feeding direction of copper blank processing; and a transmission mechanism for transmitting power to the working mechanism is arranged opposite to the stamping mechanism, so that the head end part capable of passing through the die is completed. The utility model discloses simple structure, do the head stably.

Description

Copper bar head making equipment

Technical Field

The utility model relates to a copper bar production facility technical field especially relates to a first equipment is made to copper bar.

Background

At present, in the process of obtaining an extrusion piece with a required shape, size and certain mechanical property, cold extrusion processing is generally adopted, the cold extrusion is an important component in a precise plastic volume forming technology, one end of a copper blank penetrates through a die cavity of a die in a cold state, and the copper blank is forced to be extruded out of the die cavity under the action of strong pressure and the speed of clamping and moving one end of the copper blank by a puller, so that the copper blank is formed;

in the prior art, because the copper blank cannot directly pass through the die due to the thick thickness, one end of the copper blank is used as a head to achieve the purpose of passing through the die.

Disclosure of Invention

An object of the utility model is to provide an equipment of taking lead is to copper bar, the utility model discloses simple structure, it is stable to take lead.

For solving the technical problem, the technical proposal of the utility model is that: the copper bar heading equipment sequentially comprises a working mechanism and a stamping mechanism linked through the working mechanism in a direction perpendicular to a feeding direction for processing a copper blank; and a transmission mechanism connected with the working mechanism is also arranged opposite to the stamping mechanism.

Preferably, the working mechanism comprises a group of opposite gantry frames, an adjusting assembly and a buffering assembly, a working roller is arranged between the two gantry frames, a bearing roller is further arranged below the working roller, two ends of each of the two rollers are respectively sleeved with a bearing seat, the bearing seats are respectively matched and installed with the gantry frames, connecting shafts are arranged on the periphery of the gantry frames, the two gantry frames are fixedly connected through the connecting shafts, and at least two connecting shafts are arranged.

In the above arrangement, the working roll and the bearing seat matched two ends in the working mechanism are on the same axis, when the transmission mechanism connected to one side of the working mechanism works, the two universal shafts are linked to rotate along the same direction of the working roll and the bearing roll, and during the working process, because of the axial eccentric arrangement of the working roll, the working roll and the bearing roll can be close to or far away from the bearing roll when rotating for 90 degrees, so that when the head end of a copper blank is stretched into the space between the working roll and the bearing roll by holding the copper blank manually, the head end of the copper blank can move along with the rotating direction of the two rolls, and the required size can be obtained under the bidirectional extrusion of the working roll and the bearing roll smoothly.

Preferably, the adjusting components are respectively arranged above the two bearing seats and are perpendicular to the axial direction of the working roller, each adjusting component comprises a connecting block fixedly connected with the corresponding bearing seat and an adjusting rod in threaded fit with the gantry frame, wherein one end, extending towards the working roller, of each adjusting rod is connected with the corresponding connecting block in a floating mode, auxiliary rods are fixedly clamped between the connecting blocks and the corresponding bearing seats respectively, and the auxiliary rods extend towards the direction of the transmission mechanism and penetrate through the corresponding gantry frame.

In the arrangement, an adjusting rod in the adjusting assembly is in threaded fit with the gantry frame, one extending end of the adjusting rod is in floating connection with the bearing seat, and adjusting rods in floating connection with the bearing seats are respectively arranged at two ends of the working roll; the adjusting rod can adjust the level of the working roller, and can adjust the distance between the working roller and the bearing roller according to the required head making size, thereby being capable of accommodating head making sizes with different specifications.

Preferably, the two gantry frames are respectively provided with a buffer assembly in the width direction, the buffer assembly comprises a clamping piece which is in sliding fit with the two auxiliary rods, a support which is attached to the gantry frames and fixedly connected with the gantry frames is arranged above the clamping piece, screw rods are respectively arranged in the middle of the support, one end of each screw rod penetrates through the support to extend and is in threaded fit with the clamping piece, an elastic piece is respectively sleeved in the axial direction of the two screw rods relative to one end of the clamping piece, and a gasket which limits the axial expansion of the elastic piece is further arranged.

In the arrangement, the buffering assembly plays a role in buffering when the working roller and the bearing roller extrude the copper blanks, and compared with the hard extrusion, the extrusion with buffering function can reduce the part abrasion and the part chapping phenomenon in the hard extrusion state for a long time, so that the situation that parts are frequently replaced manually is reduced.

Preferably, two sides of the gantry frame in the width direction are respectively provided with a protruding part, a notch is formed in each protruding part, and each notch extends towards the bottom of the gantry frame; a locking plate is arranged close to the protruding part, an auxiliary shaft penetrates between the locking plate and the protruding part, and the auxiliary shaft is arranged in parallel with the working roller; and bolts extending out of the notches penetrate through the locking plates to respectively fix two ends of the auxiliary shaft at the protruding parts.

Among the above-mentioned setting, the position that the auxiliary shaft removed sets for along with the interval of work roll and bearing roller, and the auxiliary shaft is adjusted to can be leading the copper blank and stretching into smoothly between two rollers along the notch direction, and wherein the auxiliary shaft also plays the effect of holding the copper blank, alleviates artifical burden.

Preferably, the stamping mechanism comprises a linkage ring sleeved on the working roller, and a stop ring coaxial with the linkage ring is arranged towards the outer direction of the gantry frame; a sliding plate matched with the linkage ring is arranged below the linkage ring, guide rails fixedly connected with the gantry frame are arranged on two sides of the sliding plate respectively, and the sliding plate is in sliding fit with the two guide rails; and a bearing part is arranged towards the outside of the sliding plate, a blade is arranged on the bearing part relative to the linkage ring, and a boss for assisting the blade to cut is arranged below the blade correspondingly.

In the above-mentioned setting, the head portion thickness size attenuation after the copper blank is extruded, corresponding plane increase can't directly pass the mould, need cut to the size with mould looks adaptation, the punching press mechanism of linkage in worker roller one side during, under the drive of worker roller eccentric shaft, punching press mechanism reciprocates in vertical direction, wherein, through the pressure when the worker roller is rotatory down, impel punching press mechanism can be smoothly cut out the head portion size that can pass the mould.

Preferably, two opposite sides of the two guide rails are respectively provided with a plurality of triangular supports along the width direction of the gantry frame, wherein a bolt is matched with the triangular supports in a threaded manner, and the end part of the bolt abuts against one side of the guide rail opposite to the triangular supports.

In the arrangement, the triangular support supports against the guide rail after being in threaded fit with the bolt, which is beneficial to adjusting the verticality of the guide rail and is also convenient for adjusting the fit interval between the guide rail and the sliding plate, so that the sliding plate can smoothly slide in the guide rail.

Preferably, the blade is angled.

In the arrangement, the edge part is the contact object, so that the sharp rope shearing of the head end part after extrusion is advantageous, and compared with the shearing with parallel blades, the phenomenon of continuous cutting or blocking is avoided in the mode of beveling the blades.

Preferably, the transmission mechanism comprises two universal shafts respectively connected with the working roller and the bearing roller, the universal shafts extend towards the length direction of the working mechanism and are respectively connected with the reduction case, a gear base is further arranged opposite to the direction of the reduction case, the gear base is connected with the reduction case through a coupling, a driven wheel is further arranged at one end of the gear base, and the motor and the driven wheel are connected through a synchronous belt to form transmission.

In the arrangement, the gear base is connected with the motor to generate the reduction ratio, and the torque output by the reduction ratio cannot reach the torque required by extrusion, so that the reduction case capable of changing the reduction ratio is added, and the torque is increased; the reduction box is connected with the working mechanism through the universal shaft, during the period, because the working roll in the working mechanism can float during operation, the universal shaft connected with the working roll and the bearing roll can also play a role in reducing fluctuation while transmitting power, and the stable operation is ensured under the condition that the torque transmitted to the two rolls is not changed.

To sum up, compare with prior art, the utility model discloses following beneficial effect has:

in the utility model, when the transmission mechanism works, the working mechanism and the punching mechanism are sequentially driven, and the adjusting component in the working mechanism adjusts the distance between the working roller and the bearing roller to the head end part of the copper blank to be extruded before, wherein, the axial eccentricity of the working roller is arranged, so that the head end part of the copper blank can move along with the rotation direction of the working roller and the bearing roller without manual thrust when the copper blank is held by two hands of a worker under the guiding and supporting effects of the auxiliary shaft, thereby obtaining the thickness size capable of passing through the die; because the width of the head end part after extrusion is increased, the width direction of the head end part is sheared by a stamping mechanism, so that the head end part which can penetrate through a die is completed; the utility model discloses an at the in-process reliable and stable of doing the head, the manual operation of being convenient for.

Drawings

Fig. 1 is a schematic structural view of a copper bar heading device according to the present invention;

fig. 2 is a schematic structural diagram of the working mechanism of the present invention;

fig. 3 is a schematic structural diagram of a punching mechanism in the present invention;

fig. 4 is a sectional view of the working mechanism of the present invention;

the reference numbers in the figures are:

1. a working mechanism; 11. a gantry frame; 111. a boss portion; 112. a notch; 12. an adjustment assembly; 121. connecting blocks; 122. adjusting a rod; 123. an auxiliary lever; 13. a buffer assembly; 131. a clamping and fixing piece; 132. a support; 133. a screw; 134. an elastic member; 135. a gasket; 14. a work roll; 15. a bearing roller; 16. a bearing seat; 17. a connecting shaft; 18. a locking plate; 19. an auxiliary shaft; 2. a stamping mechanism; 21. a link ring; 22. a snap ring; 23. a sliding plate; 24. a guide rail; 25. a load bearing part; 26. a blade; 27. a boss; 28. a triangular support; 3. a transmission mechanism; 31. a cardan shaft; 32. a reduction case; 33. a gear housing; 331. a driven wheel; 34. a coupling; 35. a synchronous belt; 36. an electric motor.

Detailed Description

For a better understanding of the technical content of the present invention, the following embodiments are provided, and the present invention is further described with reference to the accompanying drawings.

As shown in fig. 1 to 4, a copper bar heading device sequentially comprises a working mechanism 1 and a stamping mechanism 2 linked by the working mechanism 1 in a direction perpendicular to a feeding direction of copper blank processing; and a transmission mechanism 3 connected with the working mechanism 1 is arranged opposite to the stamping mechanism 2.

Further, the working mechanism 1 comprises a group of opposite gantry frames 11, an adjusting assembly 12 and a buffering assembly 13, a working roller 14 is arranged between the two gantry frames 11, a bearing roller 15 is further arranged below the working roller 14, a bearing seat 16 is respectively sleeved at two ends of each of the two rollers, the bearing seats 16 are respectively matched with the gantry frames 11 for installation, connecting shafts 17 are arranged on the periphery of the gantry frames 11, the two gantry frames 11 are fixedly connected through the connecting shafts 17, and at least two connecting shafts 17 are arranged. In this embodiment, two ends of the working roll 14 in the working mechanism 1, which are matched with the bearing seats 16, are on the same axis, and when the transmission mechanism 3 connected to one side of the working mechanism 1 operates, the two universal shafts 31 are linked with the working roll 14 and the bearing roll 15 to rotate in the same direction, and during the operation, due to the axial eccentric arrangement of the working roll 14, the working roll 14 and the bearing roll 15 will approach or separate from the bearing roll 15 when rotating for 90 degrees, so that when the head end of the copper blank is inserted between the working roll 14 and the bearing roll 15 by holding the copper blank by hand, the head end of the copper blank can move along with the rotation direction of the two rolls, and the required size can be obtained smoothly under the bidirectional extrusion of the working roll 14 and the bearing roll 15.

Further, perpendicular to the axial direction of the working roll 14, an adjusting assembly 12 is respectively disposed above the two bearing seats 16, the adjusting assembly 12 includes a connecting block 121 fixedly connected with the bearing seats 16 and an adjusting rod 122 in threaded fit with the gantry frame 11, wherein one end of the adjusting rod 122 extending towards the working roll 14 is connected with the connecting block 121 in a floating manner, an auxiliary rod 123 is fixedly clamped between the connecting block 121 and the bearing seats 16, and the auxiliary rod 123 extends towards the transmission mechanism 3 and penetrates through the opposite gantry frame 11. In the present embodiment, the adjusting rod 122 in the adjusting assembly 12 is in threaded fit with the gantry frame 11, wherein one extended end is connected with the bearing seat 16 in a floating manner, and the two ends of the working roll 14 are respectively provided with the adjusting rod 122 connected with the bearing seat 16 in a floating manner; the adjusting rod 122 can adjust the distance between the working roll 14 and the bearing roll 15 according to the required head size, so that head sizes with different specifications can be accommodated.

Further, the two gantry frames 11 are respectively provided with a buffer assembly 13 in the width direction, the buffer assembly 13 includes a clamping member 131 slidably engaged with the two auxiliary rods 123, a bracket 132 attached to the gantry frame 11 and fixedly connected with the gantry frame is disposed near the upper side of the clamping member 131, a screw 133 is disposed at the middle of the bracket 132, one end of the screw 133 passes through the bracket 132 to extend and is in threaded engagement with the clamping member 131, and an elastic member 134 is sleeved on the two screw 133 in the axial direction relative to one end of the clamping member 131, wherein a gasket 135 is further disposed to limit the elastic member 134 from axially extending and retracting. The buffering component 13 provided in this embodiment plays a role in buffering when the working roll 14 and the bearing roll 15 squeeze the copper blanks, and compared with hard squeezing, squeezing with buffering can reduce part wear and part chap phenomenon in a hard squeezing state for a long time, thereby reducing the situation of frequent part replacement by hand.

Furthermore, two sides of the gantry frame 11 in the width direction are respectively provided with a convex part 111, a notch 112 is arranged in the convex part 111, and the notch 112 extends towards the bottom of the gantry frame 11; a locking piece 18 is arranged close to the convex part 111, an auxiliary shaft 19 passes through between the locking piece 18 and the convex part 111, and the auxiliary shaft 19 is arranged in parallel with the working roller 14; bolts extending from the notches 112 pass through the locking pieces 18 to fix both ends of the auxiliary shaft 19 to the bosses 111, respectively. In this embodiment, the position of the auxiliary shaft 19 is set according to the distance between the working roll 14 and the bearing roll 15, the auxiliary shaft 19 is adjusted along the direction of the notch 112 to guide the copper blank to smoothly extend into the space between the two rolls, and the auxiliary shaft 19 also plays a role in supporting the copper blank, thereby reducing the burden of labor.

Further, the stamping mechanism 2 comprises a linkage ring 21 sleeved on the working roller 14, and a stop ring 22 coaxial with the linkage ring 21 is arranged towards the outer direction of the gantry frame 11; a sliding plate 23 matched with the linkage ring 21 is arranged below the linkage ring, guide rails 24 fixedly connected with the gantry frame 11 are respectively arranged on two sides of the sliding plate 23, and the sliding plate 23 is in sliding fit with the two guide rails 24; a bearing part 25 is arranged towards the outside of the sliding plate 23, a blade 26 is arranged on the bearing part 25 relative to the linkage ring 21, and a boss 27 for assisting the cutting of the blade 26 is correspondingly arranged below the blade 26. The head portion thickness size thinning after the copper blank extrudees in this embodiment, and corresponding plane increase can't directly pass the mould, need cut the size with mould looks adaptation, and the punching press mechanism 2 of linkage in 14 one sides of worker roller is adopted to the period, and under the drive of 14 eccentric shafts of worker roller, punching press mechanism 2 reciprocates in vertical direction, wherein, through the pressure when the worker roller 14 is rotatory down, impels punching press mechanism 2 can be smoothly with the head portion cut out the size that can pass the mould.

Further, a plurality of triangular supports 28 are respectively arranged on two opposite sides of the two guide rails 24 along the width direction of the gantry frame 11, wherein a bolt is screwed in the triangular support 28, and the end part of the bolt is abutted against one side of the guide rail 24 opposite to the triangular support 28. In this embodiment, the triangular support 28 is disposed against the guide rail 24 after being screwed with the bolt, which is helpful for adjusting the verticality of the guide rail 24, and is also convenient for adjusting the matching distance between the guide rail 24 and the sliding plate 23, so that the sliding plate 23 can smoothly slide in the guide rail 24.

Further, the blade 26 is angled. In the embodiment, the first contact object is the knife edge part, so that the extruded head end part is cut cleanly, and compared with the parallel cutting of the blade 26, the cutting of the blade 26 in a beveling mode is avoided to be continuous or blocked.

Furthermore, the transmission mechanism 3 comprises two universal shafts 31 respectively connected with the working roll 14 and the bearing roll 15, the universal shafts 31 extend towards the length direction of the working mechanism 1 and are respectively connected with the speed reducer case 32, a gear base 33 is further arranged opposite to the speed reducer case 32, the gear base 33 is connected with the speed reducer case 32 through a coupling 34, a driven wheel 331 is further arranged at one end of the gear base 33, and the motor 36 and the driven wheel 331 are connected through a synchronous belt 35 to form transmission. In the embodiment, the gear base 33 is connected with the motor 36 to generate a reduction ratio, and the torque output by the reduction ratio cannot reach the torque required by extrusion, so that the reduction gear box 32 with the changeable reduction ratio is added, and the torque is increased; the speed reducer case 32 is connected with the working mechanism 1 through the universal shaft 31, and in the period, because the working roll 14 in the working mechanism 1 can float during operation, the universal shaft 31 connected with the working roll 14 and the bearing roll 15 plays a role in reducing fluctuation while transmitting power, and ensures that the work is stable under the condition that the torque transmitted to the two rolls is not changed.

During production, when the transmission mechanism 3 works, the working mechanism 1 and the stamping mechanism 2 are sequentially driven, and before the working mechanism 1 works, the adjusting assembly 12 in the working mechanism 1 adjusts the distance between the working roller 14 and the bearing roller 15 to enable the head end part of the copper blank to be extruded, wherein the working roller 14 is axially eccentrically arranged, and when the copper blank is held by two hands manually and simultaneously under the guiding and supporting effects of the auxiliary shaft 19, the head end part of the copper blank can move along with the rotating direction of the working roller 14 and the bearing roller 15 without manual thrust, so that the thickness size capable of penetrating through a die is obtained; because the width of the head end part after extrusion is increased, the width direction of the head end part is sheared by the stamping mechanism 2, so that the head end part which can penetrate through a die is completed; the utility model discloses an at the in-process reliable and stable of doing the head, the manual operation of being convenient for.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (9)

1. First equipment is made to copper bar, its characterized in that: the feeding direction vertical to the copper blank processing comprises a working mechanism (1) and a stamping mechanism (2) linked through the working mechanism (1);

and the stamping mechanism (2) is also provided with a transmission mechanism (3) connected with the working mechanism (1).

2. The copper bar heading equipment according to claim 1, wherein: the working mechanism (1) comprises a group of opposite gantry frames (11), an adjusting assembly (12) and a buffering assembly (13), a working roller (14) is arranged between the two gantry frames (11), a bearing roller (15) is further arranged below the working roller (14), two ends of each of the two rollers are respectively sleeved with a bearing seat (16), the bearing seats (16) are respectively matched and installed with the gantry frames (11), connecting shafts (17) are arranged on the periphery of the gantry frames (11), the two gantry frames (11) are fixedly connected through the connecting shafts (17), and at least two connecting shafts (17) are arranged.

3. The copper bar heading equipment according to claim 2, wherein: the adjusting components (12) are respectively arranged above the two bearing seats (16) and are perpendicular to the axial direction of the working roll (14), each adjusting component (12) comprises a connecting block (121) fixedly connected with the bearing seat (16) and an adjusting rod (122) in threaded fit with the gantry frame (11), wherein one end, extending towards the working roll (14), of each adjusting rod (122) is connected with the corresponding connecting block (121) in a floating mode, an auxiliary rod (123) is fixedly clamped between each connecting block (121) and the corresponding bearing seat (16), and each auxiliary rod (123) extends towards the direction of the transmission mechanism (3) and penetrates through the corresponding gantry frame (11).

4. The copper bar heading equipment according to claim 2, wherein: the gantry crane comprises two gantry frames (11), buffer assemblies (13) are arranged in the width direction of the two gantry frames (11) respectively, each buffer assembly (13) comprises a clamping piece (131) in sliding fit with the corresponding two auxiliary rods (123), a support (132) which is attached to the gantry frame (11) and fixedly connected with the gantry frame is arranged above the corresponding clamping piece (131), screw rods (133) are arranged in the middle of the corresponding support (132), one end of each screw rod (133) penetrates through the corresponding support (132) to extend and is in threaded fit with the corresponding clamping piece (131), elastic pieces (134) are sleeved on the corresponding one end of each screw rod (133) in the axial direction respectively, and a gasket (135) for limiting axial extension and retraction of the corresponding elastic piece (134) is further arranged.

5. The copper bar heading equipment according to claim 2, wherein: two sides of the gantry frame (11) in the width direction are respectively provided with a convex part (111), a notch (112) is formed in each convex part (111), and each notch (112) extends towards the bottom of the gantry frame (11);

a locking plate (18) is arranged close to the convex part (111), an auxiliary shaft (19) penetrates between the locking plate (18) and the convex part (111), and the auxiliary shaft (19) is arranged in parallel with the working roller (14);

bolts extending from the notches (112) penetrate through the locking pieces (18) to fix the two ends of the auxiliary shaft (19) to the bosses (111) respectively.

6. The copper bar heading equipment according to claim 5, wherein: the stamping mechanism (2) comprises a linkage ring (21) sleeved on the working roller (14), and a stop ring (22) coaxial with the linkage ring (21) is arranged towards the outer direction of the gantry frame (11);

a sliding plate (23) matched with the linkage ring (21) is arranged below the linkage ring, guide rails (24) fixedly connected with the gantry frame (11) are respectively arranged on two sides of the sliding plate (23), and the sliding plate (23) is in sliding fit with the two guide rails (24);

a bearing part (25) is arranged towards the outside of the sliding plate (23), a blade (26) is arranged on the bearing part (25) relative to the linkage ring (21), and a boss (27) for assisting the blade (26) to cut is arranged below the blade (26).

7. The copper bar heading equipment according to claim 6, wherein: and triangular supports (28) are respectively arranged on two opposite sides of the two guide rails (24) along the width direction of the gantry frame (11), the triangular supports (28) are provided with a plurality of triangular supports, wherein a bolt is matched with the triangular supports (28) in a threaded manner, and the end part of the bolt abuts against one side of the guide rail (24) opposite to the triangular supports (28).

8. The copper bar heading equipment according to claim 6, wherein: the blade (26) has an angle.

9. The copper bar heading equipment according to claim 1, wherein: the transmission mechanism (3) comprises two universal shafts (31) which are respectively connected with the working roller (14) and the bearing roller (15), the universal shafts (31) extend towards the length direction of the working mechanism (1) and are respectively connected with the speed reducer case (32), a gear base (33) is further arranged in the direction opposite to the speed reducer case (32), the gear base (33) is connected with the speed reducer case (32) through a coupling (34), a driven wheel (331) is further arranged at one end of the gear base (33), and a motor (36) and the driven wheel (331) are connected through a synchronous belt (35) to form transmission.

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