CN209935801U

CN209935801U - Ratchet and pawl wire feeding mechanism of bimetal composite contact cold header

Info

Publication number: CN209935801U
Application number: CN201920700068.9U
Authority: CN
Inventors: 金高生; 王娜
Original assignee: Shanghai Wuling Light Industrial Machinery Co Ltd
Current assignee: Shanghai Wuling Light Industrial Machinery Co Ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-01-14
Anticipated expiration: 2029-05-16

Abstract

The utility model discloses a bimetal composite contact cold heading machine ratchet pawl send line mechanism, which comprises a crank, articulate front side movable mounting has the connecting rod, connecting axle swing joint has the rocker at the top of connecting rod, the top swing joint on rocker surface has the pawl, the top swing joint of pawl has the ratchet, the front side and the rear side of ratchet are all through connecting piece fixedly connected with casing, the dorsal part fixedly connected with lower gear of ratchet. The utility model discloses a crank, connecting rod, rocker, pawl, ratchet, lower wire pressing wheel, silk material, go up the wire pressing wheel, lower gear, go up the gear, the pivot, the disc, the cooperation of adjusting pole and casing is used, reached can realize the advantage that the horizontal intermittent type of silk material feeds according to the length that needs, solved current bimetal composite contact cold heading machine and did not possess the function that the horizontal intermittent type that can realize the silk material according to the length that needs when using, all feed at the uniform velocity usually, can't satisfy the problem of job demand.

Description

Ratchet and pawl wire feeding mechanism of bimetal composite contact cold header

Technical Field

The utility model relates to a cold heading machine technical field specifically is a bimetal composite contact cold heading machine ratchet pawl send line mechanism.

Background

A dual-composite metal cold-heading machine for making contacts of electric appliances is composed of two metal wires (such as Ag and Cu) which are cut off, and features that the surface activity of cut-off surface of said wire is used to make said two metals become firmly combined contacts by primary and secondary upsetting.

The bimetal composite contact cold heading machine becomes an essential part for processing electrical elements, and the existing bimetal composite contact cold heading machine does not have the function of realizing horizontal intermittent feeding of wires according to the required length when in use, generally feeds at a constant speed, and cannot meet the working requirement.

Disclosure of Invention

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a bimetal composite contact cold heading machine ratchet pawl send line mechanism possesses the advantage that can realize the horizontal intermittent type of silk material and feed according to the length that needs, has solved current bimetal composite contact cold heading machine and has not possessed the function that can realize the horizontal intermittent type of silk material and feed according to the length that needs when using, all feeds at the uniform velocity usually, can't satisfy the problem of working demand.

(II) technical scheme

For the purpose that realizes the horizontal intermittent type feed that the aforesaid can realize the silk material according to the length that needs, the utility model provides a following technical scheme: the utility model provides a bimetal composite contact cold heading machine ratchet pawl send line mechanism, includes the crank, articulate front side movable mounting has the connecting rod, the top of connecting rod has the rocker through connecting axle swing joint, the top swing joint on rocker surface has the pawl, the top swing joint of pawl has the ratchet, the front side and the rear side of ratchet all are through connecting piece fixedly connected with casing, the dorsal part fixedly connected with of ratchet is gear down, the left side of gear runs through to the left side of casing and fixedly connected with down the fabric wheel down, the right side swing joint of casing inner chamber has the upper gear, the left side of upper gear runs through to the left side of casing and fixedly connected with on the fabric wheel, the surface of upper gear is connected with the surface meshing of lower gear, swing joint has the silk material between upper fabric wheel and the fabric wheel down.

Preferably, the left side of crank is through installed part fixedly connected with pivot, the left side of pivot is connected in the output of motor.

Preferably, the bottom of the left side of the surface of the shell is provided with a disc, an inner cavity of the disc is in threaded connection with a locking bolt, and the disc is movably mounted with the shell through the locking bolt.

Preferably, the top of the left side of the surface of the shell is movably connected with an adjusting rod, one side of the adjusting rod, which is far away from the shell, is fixedly connected with a pressing block, and the pressing block is semicircular in shape.

(III) advantageous effects

Compared with the prior art, the utility model provides a bimetal composite contact cold heading machine ratchet pawl send line mechanism possesses following beneficial effect:

1. the utility model discloses a crank, connecting rod, rocker, pawl, ratchet, lower wire pressing wheel, silk material, go up the wire pressing wheel, lower gear, go up the gear, the pivot, the disc, the cooperation of adjusting pole and casing is used, reached can realize the advantage that the horizontal intermittent type of silk material feeds according to the length that needs, solved current bimetal composite contact cold heading machine and did not possess the function that the horizontal intermittent type that can realize the silk material according to the length that needs when using, all feed at the uniform velocity usually, can't satisfy the problem of job demand.

2. The utility model discloses a press the piece, not only increased the area of contact of user's hand, still the person of facilitating the use has made things convenient for user's use to the rotation of adjusting lever.

3. The utility model discloses a pawl and ratchet make down fabric wheel and last fabric wheel can intermittent motion to make the processing product satisfy the working requirement.

4. The utility model discloses a locking bolt has made things convenient for the user to the installation of disc, avoids the disc phenomenon that can appear being difficult to the dismantlement.

Drawings

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

FIG. 2 is a left side view structure diagram of the upper wire pressing wheel and the lower wire pressing wheel of the present invention;

fig. 3 is a schematic diagram of the ratchet and pawl wire feeding mechanism of the present invention.

In the figure: 1 crank, 2 connecting rods, 3 rockers, 4 pawls, 5 ratchets, 6 lower wire pressing wheels, 7 wires, 8 upper wire pressing wheels, 9 lower gears, 10 upper gears, 11 rotating shafts, 12 disks, 13 adjusting rods and 14 shells.

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 "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be 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.

The utility model discloses a crank 1, connecting rod 2, rocker 3, pawl 4, ratchet 5, lower wire pressing wheel 6, silk material 7, go up wire pressing wheel 8, lower gear 9, go up gear 10, pivot 11, disc 12, adjust

pole

13 and 14 parts of casing are the parts that general standard spare or field technician know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental methods.

Referring to fig. 1-3, a ratchet-pawl wire feeding mechanism of a bimetal composite contact cold header comprises a crank 1, a connecting rod 2 is movably installed on the front side of the crank 1, the top of the connecting rod 2 is movably connected with a rocker 3 through a connecting shaft, the top of the surface of the rocker 3 is movably connected with a pawl 4, the top of the pawl 4 is movably connected with a ratchet 5, a lower wire pressing wheel 6 and an upper wire pressing wheel 8 can intermittently move through the pawl 4 and the ratchet 5, so that a processed product meets working requirements, the front side and the rear side of the ratchet 5 are fixedly connected with a shell 14 through connecting pieces, a disc 12 is arranged at the bottom of the left side of the surface of the shell 14, a locking bolt is connected to an inner cavity thread of the disc 12, the disc 12 is movably installed with the shell 14 through the locking bolt, the mounting of a user on the disc 12 is facilitated through the locking, the back side of the ratchet wheel 5 is fixedly connected with a lower gear 9, the left side of the lower gear 9 penetrates through the left side of the shell 14 and is fixedly connected with a lower wire pressing wheel 6, the right side of the inner cavity of the shell 14 is movably connected with an upper gear 10, the left side of the upper gear 10 penetrates through the left side of the shell 14 and is fixedly connected with an upper wire pressing wheel 8, the surface of the upper gear 10 is meshed with the surface of the lower gear 9, wires 7 are movably connected between the upper wire pressing wheel 8 and the lower wire pressing wheel 6, the left side of the crank 1 is fixedly connected with a rotating shaft 11 through a mounting part, the left side of the rotating shaft 11 is connected with the output end of a motor, the top of the left side of the surface of the shell 14 is movably connected with an adjusting rod, through pressing the piece, not only increased the area of contact of user's hand, still made things convenient for user to the rotation of adjusting lever 13, made things convenient for user's use.

When the wire feeding mechanism is used, firstly, the connecting rod 2, the rocker 3 and the pawl 4 are driven to move through constant-speed rotation of the crank 1, the ratchet 5 is further driven to rotate intermittently, the ratchet 5 and the lower gear 9 move in the same direction, the upper gear 10 is driven to move through the lower gear 9, the upper gear 10 and the lower gear 9 respectively drive the upper wire pressing wheel 8 and the lower wire pressing wheel 6 to rotate, wires 7 with specified lengths are horizontally and intermittently fed under the common movement of the upper wire pressing wheel 8 and the lower gear 9, and the wire feeding mechanism does intermittent movement once in one period.

Calculating the working principle of the mechanism: as can be seen from the schematic diagram of the ratchet-pawl wire feeding mechanism in fig. 3, the crank 1d rotates at a constant speed, the rocker 3 b swings at a variable speed, and the swing angle (i.e., the rotation angle of the ratchet 5 and the pawl 4) θ is:

number of teeth △ G of ratchet 5 per turn of pawl 4 (integer):

in the formula: g = number of teeth of ratchet 5 circumference.

Wire 7 inlet length L:

in the formula: w = the diameter of the upper and

lower pulleys

8, 6.

The length of the crank 1d can be adjusted, d is adjusted, namely the swing angle theta of the rocker 3 b is adjusted, namely the tooth number △ G of the ratchet wheel 5 which is pulled by the pawl 4 every time is adjusted, and therefore the purpose of adjusting the wire inlet length L of the wire 7 is achieved.

In summary, the following steps: this bimetal composite contact cold heading machine ratchet pawl send line mechanism, through crank 1, connecting rod 2, rocker 3, pawl 4, ratchet 5, lower wire wheel 6, silk material 7, go up wire wheel 8, lower gear 9, go up gear 10, pivot 11, disc 12, adjust pole 13 and casing 14 cooperation use, the advantage of the horizontal intermittent type that can realize the silk material according to length has been reached, it can not possess the function that can realize the horizontal intermittent type of silk material according to length when using to have solved current bimetal composite contact cold heading machine, it is always at the uniform velocity feed, can't satisfy the problem of working requirement.

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 bimetal composite contact cold heading machine ratchet pawl send line mechanism, includes crank (1), its characterized in that: the front side of the crank (1) is movably provided with a connecting rod (2), the top of the connecting rod (2) is movably connected with a rocker (3) through a connecting shaft, the top of the surface of the rocker (3) is movably connected with a pawl (4), the top of the pawl (4) is movably connected with a ratchet wheel (5), the front side and the rear side of the ratchet wheel (5) are fixedly connected with a shell (14) through connecting pieces, the back side of the ratchet wheel (5) is fixedly connected with a lower gear (9), the left side of the lower gear (9) penetrates through the left side of the shell (14) and is fixedly connected with a lower wire pressing wheel (6), the right side of the inner cavity of the shell (14) is movably connected with an upper gear (10), the left side of the upper gear (10) penetrates through the left side of the shell (14) and is fixedly connected with an upper wire pressing wheel (8), and the surface of the upper gear, and a wire material (7) is movably connected between the upper wire pressing wheel (8) and the lower wire pressing wheel (6).

2. The ratchet-pawl wire feeding mechanism of the bimetal composite contact cold header as claimed in claim 1, wherein: the left side of crank (1) is through installed part fixedly connected with pivot (11), the left side of pivot (11) is connected in the output of motor.

3. The ratchet-pawl wire feeding mechanism of the bimetal composite contact cold header as claimed in claim 1, wherein: the novel multifunctional portable electronic device is characterized in that a disc (12) is arranged at the bottom of the left side of the surface of the shell (14), a locking bolt is connected to the inner cavity of the disc (12) in a threaded mode, and the disc (12) is movably mounted with the shell (14) through the locking bolt.

4. The ratchet-pawl wire feeding mechanism of the bimetal composite contact cold header as claimed in claim 1, wherein: the top of the left side of the surface of the shell (14) is movably connected with an adjusting rod (13), one side, far away from the shell (14), of the adjusting rod (13) is fixedly connected with a pressing block, and the pressing block is semicircular in shape.