CN215147152U

CN215147152U - Machining device for screw cross groove

Info

Publication number: CN215147152U
Application number: CN202120702728.4U
Authority: CN
Inventors: 翁继武; 廖俞超; 陈建
Original assignee: Dongguan Shenggute Hardware Products Co ltd
Current assignee: Dongguan Shenggute Hardware Products Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-12-14
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a processingequipment of screw cross recess, which comprises a bod, fixed surface installs the support that is cross on the organism, the cross opening has been seted up to perpendicular surface on the support, two equal slidable mounting has the slider in the opening, symmetrical fixed mounting has a pair of platform of settling on the support, two horizontal rotation installs the lead screw between the platform of settling, the threaded sleeve is equipped with the nut on the lead screw, the nut lower surface passes through connecting axle and slider fixed connection rather than the below, the connecting axle is close to the nut lower surface and rotates the cover and be equipped with the connecting rod, the one end that the nut was kept away from to the connecting rod is articulated with another slider upper surface, one of them the side that the platform kept away from the support center is equipped with and makes lead screw pivoted actuating mechanism, the organism upper surface rotates installs the carry mechanism that is used for the screw to remove. This is novel has avoided adopting the processing mode that rotates ninety degrees with the screw, and one shot forming has improved efficiency.

Description

Machining device for screw cross groove

Technical Field

The utility model relates to a fastener technical field especially relates to a processingequipment of screw cross recess.

Background

The tail end of the screw is sharp like a nail, a small cylindrical or conical metal rod is provided with a threaded part, a head with a groove or a concave groove is arranged, the screw is used independently, after the bent threads are machined, usually, the top end of the head of the screw is provided with a groove, some of the screw are in a straight shape, some of the screw are in a cross shape, other shapes are also arranged, and the screw is convenient to be matched with a screwdriver for disassembly.

When the groove is machined, the method is various, when the cross groove is machined on the screw, a straight line is usually machined firstly, then the screw is rotated by ninety degrees, when the straight line is machined, the cross groove is formed by two vertically crossed straight line grooves, the machining method of the design needs to rotate the screw, one-step forming cannot be realized, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving prior art, carry out the cross recess to the screw and add man-hour, process out a style of calligraphy earlier usually, then rotate ninety degrees with the screw, process out a style of calligraphy, form cross recess through two vertically crossing style of calligraphy recesses, the processing method of the appearance needs to rotate the screw, can not realize once taking shape, the shortcoming of lower efficiency, and the processingequipment of a screw cross recess that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a device for processing a cross groove of a screw comprises a machine body, wherein a cross-shaped bracket is fixedly arranged on the upper surface of the machine body, the upper surface of the bracket is vertically provided with a cross-shaped through hole, a sliding block is arranged in each of the two through holes in a sliding way, a pair of placing tables are symmetrically and fixedly arranged on the upper surface of the bracket, a screw rod is horizontally and rotatably arranged between the two placing tables, a nut is sleeved on the screw rod in a threaded manner, the lower surface of the nut is fixedly connected with a sliding block below the nut through a connecting shaft, a connecting rod is rotatably sleeved on the connecting shaft close to the lower surface of the nut, one end of the connecting rod, which is far away from the nut, is hinged with the upper surface of the other sliding block, cutters for cross groove machining are fixedly arranged on the lower surfaces of the two sliding blocks, and a driving mechanism for rotating the screw rod is arranged on one side surface of the mounting table away from the center of the bracket, and a carry mechanism for moving the screws is rotatably arranged on the upper surface of the machine body.

Preferably, the driving mechanism comprises a reciprocating motor and a boss, the boss is fixedly connected with the side face of the support, the reciprocating motor is fixedly installed on the upper surface of the boss, and one end of the lead screw, which is close to the reciprocating motor, penetrates out of the mounting table and is fixedly sleeved with an output shaft of the reciprocating motor.

Preferably, two the spacing groove has been seted up to the equal level of opening lateral wall, two the face that the slider is close to the opening lateral wall all rotates and installs a plurality of gyro wheels, the gyro wheel respectively with many spacing groove cell walls rolling contact.

Preferably, carry mechanism includes step motor, carousel, gear and pivot, the pivot is rotated the cover perpendicularly and is established in the organism, the carousel is fixed to be cup jointed on the pivot top, and the even fixed mounting in side surface has tooth, step motor vertical fixation inlays and establishes in the organism, and the output shaft upwards, the fixed cover of gear is connected on step motor's output shaft, and is connected with the tooth meshing.

Preferably, the side face of the rotary table is fixedly provided with a protective cover, the protective cover inclines downwards, and the width of the protective cover is slightly larger than the length of the teeth.

Preferably, a plurality of threaded holes with different sizes and specifications are vertically formed in the upper surface of the turntable.

Compared with the prior art, the beneficial effects of the utility model are that:

make lead screw just reverse rotation in turn through actuating mechanism, the nut reciprocating motion is ordered about to the just reverse rotation in turn of lead screw, and two slider reciprocating motion are ordered about to the reciprocating motion of nut, and two slider reciprocating motion's orbit forms the cross in turn to carry out the cross recess processing to the screw, avoided the processing mode of rotating ninety degrees of screw, one shot forming has improved efficiency.

Drawings

Fig. 1 is a schematic perspective view of a device for machining a cross-shaped groove of a screw according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a partially enlarged view of B in fig. 1.

In the figure: 1 machine body, 2 supports, 3 sliding blocks, 4 mounting tables, 5 lead screws, 6 nuts, 7 connecting rods, 8 reciprocating motors, 9 bosses, 10 limiting grooves, 11 rollers, 12 stepping motors, 13 turntables, 14 gears, 15 rotating shafts, 16 protective covers and 17 connecting shafts.

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.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, 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 according to specific situations by those skilled in the art.

Referring to fig. 1-3, a device for processing a screw cross groove comprises a machine body 1, a cross-shaped bracket 2 is fixedly installed on the upper surface of the machine body 1, a cross through hole is vertically formed in the upper surface of the bracket 2, sliders 3 are slidably installed in the two through holes, a pair of placing tables 4 are symmetrically and fixedly installed on the upper surface of the bracket 2, a lead screw 5 is horizontally and rotatably installed between the two placing tables 4, a nut 6 is sleeved on the lead screw 5 in a threaded manner, the lower surface of the nut 6 is fixedly connected with the slider 3 below the nut 6 through a connecting shaft 17, a connecting rod 7 is rotatably sleeved on the connecting shaft 17 and is close to the lower surface of the nut 6, one end of the connecting rod 7, far away from the nut 6, is hinged with the upper surface of the other slider 3, cutters for processing the cross groove are fixedly installed on the lower surfaces of the two sliders 3, a driving mechanism for driving the lead screw 5 to rotate is arranged on the side surface, far away from the center of the bracket 2, of one placing table 4, the upper surface of the machine body 1 is rotatably provided with a carry mechanism for moving the screws.

In the embodiment applying the technical scheme, an operator firstly loads screws to be provided with cross grooves into the carry mechanism, then the device is started, the driving mechanism and the stepping mechanism can operate simultaneously, the driving mechanism drives the screw rod 5 to rotate in a positive and negative alternative mode, the positive and negative alternative rotation of the screw rod 5 drives the nut 6 to slide in a reciprocating mode, the nut 6 can drive the slide block 3 below the nut to slide in a reciprocating mode, meanwhile, the connecting rod 7 is driven to move in a reciprocating mode, the connecting rod 7 drives the other slide block 3 to move in a reciprocating mode, the two slide blocks 3 move in the cross alternative through holes alternately, so that a cutter used for machining the cross grooves is driven to move, the cross grooves are machined on the screw nails, the whole process only needs to move the screws to be under the center of the support 2 through the carry mechanism, the machining of the grooves is finished through the two slide blocks 3 which move in the cross alternative mode, and the screws do not need to rotate ninety degrees, the processing efficiency is improved.

In the preferred technical scheme of this embodiment, actuating mechanism includes reciprocating motor 8 and boss 9, boss 9 and support 2 side fixed connection, and reciprocating motor 8 fixed mounting is on boss 9 upper surface, and lead screw 5 is close to the one end of reciprocating motor 8 and wears out the platform 4 of placeeing, and cup joints with the fixed of reciprocating motor 8 output shaft, adopts reciprocating motor 8 as power in this design, can realize the reciprocating rotation of lead screw 5, and then can realize the reciprocating motion of two sliders 3, simple structure, and is practical reliable.

According to the technical scheme, the limiting grooves 10 are horizontally formed in the two side walls of the through openings, the surfaces, close to the side walls of the through openings, of the two sliding blocks 3 are rotatably provided with the rollers 11, the rollers 11 are in rolling contact with the groove walls of the limiting grooves 10 respectively, sliding friction between the sliding blocks 3 and the through openings is converted into rolling friction between the rollers 11 and the groove walls of the limiting grooves 10, friction force is reduced, and abrasion of the device is reduced.

The preferable technical scheme in this embodiment, carry mechanism includes step motor 12, carousel 13, gear 14 and pivot 15, pivot 15 rotates the cover perpendicularly and establishes in organism 1, carousel 13 cup joints fixedly on pivot 15 top, and the even fixed tooth that installs of side surface, step motor 12 is fixed the inlay in organism 1 perpendicularly, and the output shaft is upwards, gear 14 fixes the cover and connects on step motor 12's output shaft, and be connected with the tooth meshing, adopt step motor 12 in this design to leave certain time for cross recess processing work, raise the efficiency simultaneously.

In the preferred technical scheme of this embodiment, a protective cover 16 is fixedly installed on the side surface of the rotary disk 13, the protective cover 16 is inclined downwards, and the width of the protective cover 16 is slightly larger than the length of the teeth, and this design is to prevent cutting generated during cross groove machining from falling into the teeth, so that the influence of cutting on the transmission of the gear 14 is avoided, and the stability of the equipment is improved.

According to the technical scheme, the upper surface of the rotary table 13 is vertically provided with a plurality of threaded holes with different sizes, the design is to groove the screws with different sizes, and the practicability of the device is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a processingequipment of screw cross recess, includes organism (1), its characterized in that, fixed surface installs support (2) that are cross on organism (1), the cross opening has been seted up perpendicularly to support (2) upper surface, two equal slidable mounting has slider (3) in the opening, the symmetrical fixed mounting of support (2) upper surface has a pair of platform (4) of settling, two horizontal rotation installs lead screw (5) between the platform (4) of settling, the threaded sleeve is equipped with nut (6) on lead screw (5), nut (6) lower surface passes through connecting axle (17) and slider (3) fixed connection below it, connecting axle (17) are close to nut (6) lower surface and rotate the cover and are equipped with connecting rod (7), the one end that nut (6) were kept away from in connecting rod (7) is articulated with another slider (3) upper surface, the lower surfaces of the two sliding blocks (3) are fixedly provided with cutters for processing cross grooves, one side surface of the mounting table (4) far away from the center of the support (2) is provided with a driving mechanism for rotating the screw rod (5), and the upper surface of the machine body (1) is rotatably provided with a carry mechanism for moving screws.

2. The machining device for the screw cross groove according to claim 1, characterized in that the driving mechanism comprises a reciprocating motor (8) and a boss (9), the boss (9) is fixedly connected with the side surface of the bracket (2), the reciprocating motor (8) is fixedly installed on the upper surface of the boss (9), one end of the lead screw (5) close to the reciprocating motor (8) penetrates through the installation table (4) and is fixedly sleeved with an output shaft of the reciprocating motor (8).

3. The machining device for the screw cross groove according to claim 1, wherein the two through hole side walls are horizontally provided with limiting grooves (10), the surfaces of the two sliding blocks (3) close to the through hole side walls are rotatably provided with a plurality of rollers (11), and the rollers (11) are respectively in rolling contact with the groove walls of the limiting grooves (10).

4. The machining device for the screw cross grooves according to claim 1, wherein the carry mechanism comprises a stepping motor (12), a rotary table (13), a gear (14) and a rotary shaft (15), the rotary shaft (15) is vertically and rotatably sleeved in the machine body (1), the rotary table (13) is fixedly sleeved at the top end of the rotary shaft (15), teeth are uniformly and fixedly installed on the side surface of the rotary shaft (15), the stepping motor (12) is vertically and fixedly embedded in the machine body (1), the output shaft of the stepping motor is upward, and the gear (14) is fixedly sleeved on the output shaft of the stepping motor (12) and is in meshed connection with the teeth.

5. The machining device for the screw cross-shaped groove according to claim 4, characterized in that a protective cover (16) is fixedly installed on the side surface of the rotary disk (13), and the protective cover (16) inclines downwards and has a width slightly larger than the length of the tooth.

6. The machining device for the screw cross-shaped groove according to claim 4, characterized in that a plurality of threaded holes with different dimensions are vertically formed in the upper surface of the rotary table (13).