CN218611486U

CN218611486U - Thread rolling machine

Info

Publication number: CN218611486U
Application number: CN202223004608.0U
Authority: CN
Inventors: 冼文海
Original assignee: Foshan Haoyangsheng Metal Products Co ltd
Current assignee: Foshan Youxin Hardware Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-14
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a thread rolling machine belongs to screw thread rolling equipment technical field. The utility model provides a thread rolling machine, includes the body frame, body frame top rear portion is installed and is rubbed the grillage with the hands, rub the grillage front side and slide and install back washboard, body frame rear side right part installs the driving-disc, install the rocking arm between driving-disc and the back washboard right-hand member, back washboard front side is installed and is adjusted the seat, adjust seat rear side and install preceding washboard. The washboard level at rear portion arranges, and the washboard slope of front portion sets up to the position clearance that contacts the bolt base first is big, and the clearance of keeping away from the feed position is little, can be at the in-process that the bolt base moved to the left, and gradual increase pressure is extruded the screw thread, makes the atress of bolt base even, avoids the washboard deformation, and the elongation is little, and it is accurate to improve the off-the-shelf length of thread rolling.

Description

Thread rolling machine

Technical Field

The utility model relates to a screw thread rolling equipment technical field, more specifically say, relate to a thread rolling machine.

Background

The thread rolling machine is a processing device for the outer surface of a cylindrical workpiece, and threads are formed on a bolt blank between two thread rolling plates when the thread rolling plates move mutually, and the thread rolling is mainly used for processing small bolts.

The distance between the washboards of the existing thread rolling machine is consistent, so that the washboard which contacts the bolt blank firstly is stressed greatly, the washboard which is far away from a feeding position is stressed less, the washboard is stressed unevenly and is easy to deform, and the bolt blank is extended due to the fact that the bolt blank is subjected to large extrusion acting force in a short time.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a thread rolling machine to solve the problem that the washboard of the current thread rolling machine proposed in the above-mentioned background art is uneven in stress.

2. Technical scheme

A thread rolling machine comprises a main frame, wherein a thread rolling frame is installed at the rear part of the top end of the main frame, a rear rubbing plate is installed on the front side of the thread rolling frame in a sliding mode, a driving disc is installed on the right part of the rear side of the main frame, a rocker arm is installed between the driving disc and the right end of the rear rubbing plate, an adjusting seat is installed on the front side of the rear rubbing plate, a front rubbing plate is installed on the rear side of the adjusting seat, a feeding plate is installed between the front rubbing plate and the rear rubbing plate, and a rotating frame is installed at the left end of the feeding plate;

the body frame is fixed on the ground, fix the washboard frame, the driving-disc passes through motor drive, reciprocating motion about the driving-disc rotates and can drives the back washboard, the supply of sliding left from the feed plate is followed to the bolt base, make the bolt base can get into the revolving rack, and promote left between preceding washboard and the back washboard, preceding washboard has the thread groove with the relative one side of back washboard, promote left along with back washboard, can extrude the bolt base screw thread, and adjust the position at both ends about the preceding washboard, make preceding washboard slope set up, clearance between washboard and the back washboard before changing, make the bolt base progressively pressurize and extrude the screw thread, improve extruded stability.

Preferably, the middle part of the rubbing plate frame is rotatably provided with a pressing roller, and the front side wall of the pressing roller is in rolling contact with the rear side wall of the rear rubbing plate;

the pressing roller can roll, extrude and support the rear washboard, so that the friction resistance is reduced, and the stable left-right sliding of the rear washboard is ensured.

Preferably, the upper end and the lower end of the rear washboard are provided with limiting strips, and the front part of the washboard frame is provided with a sliding chute matched with the limiting strips;

the limiting strips can be horizontally connected with the washboard frame in a sliding mode, so that the stability of the washboard frame is improved, and the sliding connection stability is further improved.

Preferably, the side wall of the rotating frame is provided with accommodating grooves in an annular array, the bottom end of the rotating frame is provided with a servo motor, and the servo motor is fixedly connected with the main frame;

the holding tank of revolving rack can only get into a bolt base once to servo motor rotates fixed angle at every turn, makes the feed accurate.

Preferably, the top end of the feeding plate is arranged in a high right-low left-low manner, a wedge plate is arranged at the rear part of the left end of the feeding plate, the wedge plate is narrow at the left and thick at the right, and the rear side wall of the wedge plate is in abutting contact with the rear washboard;

the feed plate height in the right side is low for the bolt base slides from the right side left, and the wedge plate can lead to the bolt base, makes the bolt base in proper order get into the holding tank, guarantees stable feed.

Preferably, a swing seat is installed on the front side of the front washboard, a rotating shaft is rotatably installed in the middle of the swing seat, a connecting frame is installed at the edge of the front side of the swing seat, a connecting shaft is installed in the middle of the connecting frame, a bolt sleeve is rotatably installed in the middle of the connecting shaft, an adjusting seat is installed at the front end of the bolt sleeve through a bolt, a bottom plate is fixedly installed at the bottom end of the adjusting seat, and the bottom plate is fixedly connected with the rotating shaft;

the front washboard is adjusted through the swing seat, the swing seat rotates around the rotating shaft, the bolt is matched with the bolt through the bolt sleeve and is fixed with the adjusting seat, the swing seat is tensioned, the position of the front washboard after adjustment is stable, the rotating shaft and the adjusting seat can be fixed through the arrangement of the bottom plate, and the swing seat can be tensioned.

Preferably, the upper part of the main frame is provided with a limiting frame matched with the bottom plate, the left side and the right side of the bottom plate are provided with adjusting frames, and the adjusting frames are fixedly connected with the main frame through bolts;

spacing and bottom plate top sliding connection can guarantee that the bottom plate horizontal slip avoids upwarping to the bolt passes the adjusting frame and can compress tightly the bottom plate, and adjusts the frame and have the rectangular hole, can carry out the regulation of front and back position, guarantees that the position of bottom plate can the fore-and-aft regulation, adapts to not unidimensional bolt base.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a holistic structure sets up, and the washboard level at rear portion arranges, and the washboard slope of front portion sets up to the position clearance that contacts the bolt base first is big, and the clearance of keeping away from the feed position is little, can be at the in-process that the bolt base moved on a left side, and gradual increase pressure is extruded the screw thread, makes the atress of bolt base even, avoids the washboard deformation, and the elongation is little, and it is accurate to improve the off-the-shelf length of thread rolling.

2. The utility model discloses a holistic structure sets up, and the washboard middle part of front portion is installed through the pivot, and the left and right sides can be fore-and-aft regulation to take up through bolt collocation bolt cover, guarantee the stable in position of washboard, and the washboard of front portion can the back-and-forth movement, adapt to different bolt base sizes, and the feed adopts the revolving rack to realize, carries out stable single feed, and feed simple structure is high-efficient, is convenient for maintain.

Drawings

FIG. 1 is a left side schematic view of the overall structure of the present invention;

fig. 2 is a schematic top view of the overall structure of the present invention;

fig. 3 is a schematic view of the present invention showing a partial structure;

fig. 4 is a left side view of the structure of the present invention.

The numbering in the figures illustrates: a main frame 1; a limiting frame 11; a feed plate 2; a rotating frame 21; a servo motor 211; a wedge plate 22; a drive plate 3; a rocker arm 31; a plate twisting frame 4; a rear washboard 41; a stopper bar 411; a pressing roller 42; an adjusting seat 5; a swing seat 51; a connecting frame 511; a front washboard 512; a bolt sleeve 52; a connecting shaft 521; a rotating shaft 53; a base plate 54; an adjustment block 541.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, 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.

Referring to fig. 1-4, the present invention provides two technical solutions:

the first embodiment is as follows:

the utility model provides a thread rolling machine, including body frame 1, body frame 1 top rear portion installs rubbing board frame 4, rubbing board frame 4 front side sliding installation has back rubbing board 41, driving-disc 3 is installed to body frame 1 rear side right part, install rocking arm 31 between driving-disc 3 and the back rubbing board 41 right-hand member, back rubbing board 41 front side is installed and is adjusted seat 5, adjust 5 rear sides and install preceding rubbing board 512, install feed plate 2 between preceding rubbing board 512 and the back rubbing board 41, revolving rack 21 is installed to 2 left ends of feed plate.

Specifically, the middle part of the washboard frame 4 is rotatably provided with a pressing roller 42, and the front side wall of the pressing roller 42 is in rolling contact with the rear side wall of the rear washboard 41.

Furthermore, the upper end and the lower end of the rear washboard 41 are provided with a limit strip 411, and the front part of the washboard frame 4 is provided with a sliding groove matched with the limit strip 411.

It is worth mentioning that the side wall of the rotating frame 21 is provided with an annular array of accommodating grooves, the bottom end of the rotating frame 21 is provided with the servo motor 211, and the servo motor 211 is fixedly connected with the main frame 1.

The body frame 1 is fixed on the ground, fix washboard frame 4, driving-disc 3 passes through motor drive, driving-disc 3 rotates and to drive back washboard 41 left and right reciprocating motion, the supply of sliding left from feed plate 2 of bolt base, make the bolt base can get into in the revolving rack 21, and promote left between preceding washboard 512 and the back washboard 41, preceding washboard 512 and the relative one side of back washboard 41 have the thread groove, promote left along with back washboard 41, can extrude the bolt base screw thread, and adjust the position at both ends about the preceding washboard 512 can be adjusted to seat 5, make preceding washboard 512 slope set up, change the clearance between preceding washboard 512 and the back washboard 41, make the bolt base progressively pressurize the screw thread, improve extruded stability, the support roller 42 can roll extrusion support back washboard 41, reduce frictional resistance, guarantee the stable horizontal slip of back washboard 41, spacing 411 can slide with washboard frame 4 level, improve the stability of washboard frame 4, further improve the slip stability, the holding tank of revolving rack 21 gets into a bolt base once, and only can servo the accurate rotation angle at every turn.

Example two:

It should be noted that the top end of the feeding plate 2 is arranged in a high right and low left manner, the rear part of the left end of the feeding plate 2 is provided with a wedge 22, the wedge 22 is narrow at the left and thick at the right, and the rear side wall of the wedge 22 is in contact with the rear washboard 41 in a pressing manner.

In addition, a swing seat 51 is installed on the front side of the front washboard 512, a rotating shaft 53 is rotatably installed in the middle of the swing seat 51, a connecting frame 511 is installed on the edge of the front side of the swing seat 51, a connecting shaft 521 is installed in the middle of the connecting frame 511, a bolt sleeve 52 is rotatably installed in the middle of the connecting shaft 521, an adjusting seat 5 is installed at the front end of the bolt sleeve 52 through a bolt, a bottom plate 54 is fixedly installed at the bottom end of the adjusting seat 5, and the bottom plate 54 is fixedly connected with the rotating shaft 53.

It has to be said that the upper part of the main frame 1 is provided with the limiting frame 11 matched with the bottom plate 54, the left side and the right side of the bottom plate 54 are provided with the adjusting frames 541, and the adjusting frames 541 are fixedly connected with the main frame 1 through bolts.

The feeding plate 2 is high at the right side and low at the left side, so that the bolt blanks slide from the right side to the left side, the wedge plate 22 can guide the bolt blanks, so that the bolt blanks sequentially enter the accommodating groove, stable feeding is ensured, the front washboard 512 is adjusted through the swing seat 51, the swing seat 51 rotates around the rotating shaft 53, the swing seat 5 is fixed through the bolt sleeve 52 in a matching manner with bolts, the swing seat 51 is tensioned, the position of the front washboard 512 after adjustment is stable, the rotating shaft 53 and the adjusting seat 5 can be fixed through the arrangement of the bottom plate 54, the swing seat 51 can be tensioned, the top ends of the limiting frame 11 and the bottom plate 54 are in sliding connection, the bottom plate 54 can be ensured to slide horizontally and avoid upwarp, the bolts penetrate through the adjusting frame 541 to press the bottom plate 54, the adjusting frame 541 is provided with rectangular holes, front and back position adjustment can be carried out, and front and back position adjustment is ensured, and front and back adjustment can be carried out, and back, and the position of the bottom plate 54 can be adjusted, and the bolt blanks with different sizes can be adapted.

The motor and the servo motor that involve in two kinds of embodiments adopt the current product of market purchase, and its supporting control system, electromagnetic switch and circuit also can be provided by the producer, in addition, the utility model discloses in involve power module, circuit and electronic components and control module and be prior art, the technical staff in the field can realize completely, need not proud, the utility model discloses the content of protection does not relate to the improvement to inner structure and method yet.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a thread rolling machine, includes body frame (1), its characterized in that: body frame (1) top rear portion is installed and is rubbed grillage (4), rub grillage (4) front side sliding installation back washboard (41), driving-disc (3) are installed to body frame (1) rear side right part, install rocking arm (31) between driving-disc (3) and back washboard (41) right-hand member, back washboard (41) front side is installed and is adjusted seat (5), adjust seat (5) rear side and install preceding washboard (512), install feed plate (2) between preceding washboard (512) and back washboard (41), revolving rack (21) are installed to feed plate (2) left end.

2. The thread rolling machine according to claim 1, wherein: the middle of the rubbing plate frame (4) is rotatably provided with a pressing roller (42), and the front side wall of the pressing roller (42) is in rolling contact with the rear side wall of the rear rubbing plate (41).

3. The thread rolling machine according to claim 2, wherein: the upper end and the lower end of the rear washboard (41) are provided with limiting strips (411), and the front part of the washboard frame (4) is provided with a sliding groove matched with the limiting strips (411).

4. A thread rolling machine according to claim 3, wherein: revolving rack (21) lateral wall is provided with the holding tank of annular array, servo motor (211) are installed to revolving rack (21) bottom, servo motor (211) and body frame (1) fixed connection.

5. The thread rolling machine according to claim 1, wherein: the feeding device is characterized in that the top end of the feeding plate (2) is arranged in a mode that the right side is high and the left side is low, a wedge plate (22) is arranged on the rear portion of the left end of the feeding plate (2), the left side of the wedge plate (22) is narrow and the right side is thick, and the rear side wall of the wedge plate (22) is in pressing contact with a rear washboard (41).

6. The thread rolling machine according to claim 5, wherein: preceding washboard (512) front side installs swing seat (51), swing seat (51) rotation in the middle part installs pivot (53), swing seat (51) front side edge department installs even frame (511), even frame (511) mid-mounting has connecting axle (521), connecting axle (521) rotation in the middle part installs bolt cover (52), bolt cover (52) front end is installed through the bolt and is adjusted seat (5), it has bottom plate (54) to adjust seat (5) bottom fixed mounting, bottom plate (54) and pivot (53) fixed connection.

7. The thread rolling machine according to claim 6, wherein: spacing (11) with bottom plate (54) complex are installed on body frame (1) upper portion, adjusting frame (541) is installed to the bottom plate (54) left and right sides, adjusting frame (541) passes through bolt and body frame (1) fixed connection.