CN210702956U - Full-automatic nut servo tapping machine - Google Patents

Abstract

The utility model discloses a full-automatic nut servo tapping machine, which comprises a frame, wherein a tilting table is arranged on the frame, two nut tapping devices are arranged at the upper end of the tilting surface of the tilting table at intervals, a nut fixing mould is arranged at the lower end of the tilting surface, a nut clamping device is arranged at the side edge of the nut fixing mould, a vibrating disc is arranged at the front end below the tilting surface, a nut conveying track is arranged at the discharge port of the vibrating disc, a fixed plate is arranged at the lower end of the tilting surface, the nut fixing mould is fixed on the fixed plate, the nut fixing mould comprises an indexing disc and a first cylinder, a plurality of nut clamping ports are annularly distributed on the indexing disc, the center of the indexing disc is connected with a first rotating shaft of which the other end penetrates through the fixed plate, a forward rotation gear and a reverse rotation gear are connected on the first rotating shaft, a piston, a second drive plate for limiting the reversing gear is arranged below the fixed plate; the utility model provides high work efficiency reduces the cost of labor.

Description

Full-automatic nut servo tapping machine

Technical Field

The utility model relates to a technical field of tapping machine specifically is a servo tapping machine of full-automatic nut.

Background

The nut tapping machine is a mechanical processing device for processing internal threads, screws or tooth buttons on the inner side surfaces of holes of various through holes or blind holes with various specifications, such as nuts, flange plates and the like; the nut tapping machine is also called as a nut tapping machine, the tapping machine and the tapping machine, but the present general female tapping machine has the following defects, firstly, the automation is not enough, the whole operation process is manual, secondly, only one product can be processed at each time, a plurality of products cannot be processed simultaneously, thirdly, the size of a clamping part in the processing process is set, therefore, the same equipment can only process the products with specified sizes, the later stage is caused to process different products, the clamping head needs to be replaced, the cost is overhigh, the working efficiency is low, the labor cost is overhigh, the processing precision cannot be guaranteed, the products need to be manually taken down immediately after the processing is finished, and the use is unsafe.

Disclosure of Invention

An object of the utility model is to provide a servo tapping machine of full-automatic nut to overcome existing equipment work efficiency low, the processing cost is high, the machining precision is low, use unsafe problem.

In order to achieve the above object, the utility model provides a following technical scheme: a full-automatic nut servo tapping machine comprises a rack, wherein an inclined table which is obliquely arranged is arranged on the rack, a system control table is arranged at the rear end of the inclined table, more than one nut tapping device which is arranged along the inclined direction of the inclined table is arranged at the upper end of the inclined plane of the inclined table at intervals, the tapping head of the nut tapping device faces downwards, a nut fixing mold is arranged at the lower end of the inclined plane of the inclined table, a nut clamping device which clamps one product on the nut fixing mold is arranged at the side edge of the nut fixing mold, a vibrating disc which is fixed on the rack is arranged at the front end below the inclined plane of the inclined table, a nut conveying track which is obliquely arranged downwards is arranged at the discharge port of the vibrating disc, a nut is conveyed into the nut fixing mold after the output port of the nut conveying track is aligned with the nut fixing mold, a fixing plate is, the fixed plate is perpendicular to the inclined surface of the inclined table, the nut fixing mold is fixed on the fixed plate and comprises an index plate and a first cylinder, more than one nut clamping opening is annularly distributed on the index plate, the center of the index plate is connected with a first rotating shaft of which the other end penetrates through the fixed plate, a forward rotation gear and a reverse rotation gear are connected to the first rotating shaft, the first cylinder is located on the back face of the fixed plate, a piston rod of the first cylinder is connected with an operating plate and a first driving plate of which one end is propped against the forward rotation gear through a bolt, a second driving plate for limiting the reverse rotation gear is arranged below the fixed plate, the second driving plate is located on the side of the operating plate, when the operating plate is driven by the first cylinder to stretch backwards, the second driving plate can be propped against the gear of the reverse rotation gear, and the forward rotation gear and the reverse rotation gear can ensure that one nut clamping opening and one nut tapping screw of the index plate above rotate The tapping head of the device is aligned, the nut clamping device comprises a hydraulic oil cylinder, and the output end of the hydraulic oil cylinder is connected with a hydraulic finger clamp which can clamp the nut at the position after the nut clamping opening aligned with the tapping head of the nut tapping device moves.

In order to facilitate operation, each nut tapping device comprises a servo motor, each servo motor is connected with a servo power head arranged along the inclination direction of the inclination table, each servo power head is connected with a multi-variant tapping chuck capable of clamping multiple types of screw taps, and each servo power head is provided with a power induction switch capable of controlling the work of the servo motor by the system console after the multi-variant tapping chuck sends a signal to the system console when reaching the nut position.

In order to improve the operation precision, a first proximity switch capable of detecting the in-place of the hydraulic oil cylinder and a second proximity switch capable of detecting the in-place position of the nut clamping device of the nut conveying rail are arranged on the fixing plate.

In order to improve the positioning effect, a C-shaped limiting baffle plate for limiting the nut on each dividing plate is arranged on the side edge of each dividing plate.

In order to conveniently clean the waste materials in the later period, the inclined table is of a hollow structure, a waste material collecting port communicated with the inside of the inclined table is formed in the inclined table, and a pull type waste material collecting box communicated with the waste material collecting port is arranged on the side edge of the inclined table.

In order to conveniently recover products in later period, the vibration plate is fixed on the frame through the vibration bottom plate, and the product discharging box is placed between the two vibration bottom plates.

In order to facilitate fixing, the hydraulic oil cylinder is fixed on the fixing plate through a connecting bracket.

In order to improve the safety and facilitate checking, two safety baffles of C-shaped structures are arranged around the frame, and a feeding observation window, a feeding single-opening door aligned with the vibration disc and a split door aligned with the tilting table are arranged on each safety baffle.

Compared with the prior art, through carrying out the design of rotatory graduated disk according to the circumference, realize carrying out automatic processing to the product, automatic feeding's process, whole process need not manual operation, finally makes machining efficiency high, the cost of labor low, uses safelyr, and the waste material is automatic collection also moreover.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the overall structure of a full-automatic nut servo tapping machine in one direction in the embodiment 1;

FIG. 2 is a schematic structural diagram of a full-automatic nut servo tapping machine in the embodiment 1 in one direction when no safety shield is installed;

FIG. 3 is a schematic structural diagram of a full-automatic nut servo threading machine in the embodiment 1 in another direction without a safety shield;

fig. 4 is a schematic structural diagram of the full-automatic nut servo tapping machine in the embodiment 1, when viewed from the bottom up, without a safety baffle installed;

FIG. 5 is an enlarged view of a portion A of FIG. 3;

fig. 6 is a schematic structural view of the full-automatic nut servo tapping machine in the embodiment 1, as seen from bottom to top, without the safety baffle, the vibration disc and the nut conveying track;

fig. 7 is a partial enlarged view of fig. 6 at B.

In the figure: a frame 1, an inclined table 2, a system control table 3, a nut tapping device 4, a nut fixing mold 5, a nut clamping device 6, a vibrating disk 7, a nut conveying track 8, an inclined surface 2-1, a fixing plate 9, an index plate 10, a first air cylinder 11, a nut clamping opening 19, a first rotating shaft 12, a forward rotating gear 17, a reverse rotating gear 18, a bolt 13, an operation plate 14, a first dial 15 and a second dial 16, the device comprises a nut clamping opening 19, a hydraulic oil cylinder 20, a hydraulic finger clamp 21, a servo motor 22, a servo power head 23, a multi-variant tapping chuck 24, a power induction switch 25, a first proximity switch 26, a second proximity switch 27, a C-shaped limit baffle 28, a waste collecting opening 29, a pull-out waste collecting box 30, a vibrating bottom plate 31, a product discharging box 32, a connecting support 33, a safety baffle 34, a feeding observation window 35, a feeding single-opening door 36 and a split door 37.

The specific implementation mode is as follows:

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.

The present invention will be further described with reference to the following examples:

example 1:

as shown in fig. 1-7, the full-automatic nut servo tapping machine provided by this embodiment includes a frame 1, a tilting table 2 disposed obliquely on the frame 1, a system control table 3 disposed at the rear end of the tilting table 2, more than one nut tapping device 4 disposed along the tilting direction of the tilting table 2 at intervals on the upper end of the tilting table 2-1 of the tilting table 2, with the tapping head of the nut tapping device 4 facing downward, a nut fixing mold 5 disposed at the lower end of the tilting table 2-1 of the tilting table 2, a nut clamping device 6 disposed at the side of the nut fixing mold 5 for clamping one of the products on the nut fixing mold 5, a vibrating disk 7 fixed on the frame 1 at the front end below the tilting table 2-1, and a nut conveying rail 8 disposed obliquely downward at the discharge port of the vibrating disk 7, after the output port of the nut conveying track 8 is aligned with the nut fixing mold 5, the nut is conveyed into the nut fixing mold 5, the fixing plate 9 is arranged at the lower end of the inclined surface 2-1 of the inclined table 2, the fixing plate 9 is vertically arranged with the inclined surface 2-1 of the inclined table 2, the nut fixing mold 5 is fixed on the fixing plate 9, the nut fixing mold 5 comprises an index plate 10 and a first cylinder 11, more than one nut clamping port 19 is annularly distributed on the index plate 10, the center of the index plate 10 is connected with a first rotating shaft 12 with the other end penetrating through the fixing plate 9, the first rotating shaft 12 is connected with a forward rotation gear 17 and a reverse rotation gear 18, the first cylinder 11 is positioned at the back of the fixing plate 9, and the piston rod of the first cylinder 11 is connected with an operation plate 14 and a first driving plate 15 with one end pushing against the forward rotation gear 17 through a bolt 13, a second driving plate 16 for limiting the reverse rotation gear 18 is arranged below the fixing plate 9, the second driving plate 16 is positioned at the side of the operating plate 14, and when the operating plate 14 is driven by the first air cylinder 11 to stretch backwards, the second driving plate 16 can be pushed against the gear part of the reverse rotation gear 18, the normal rotation gear 17 and the reverse rotation gear 18 can ensure that the upper indexing plate 10 rotates one nut clamping opening 19 to be aligned with the tapping head of the nut tapping device 4 every time one gear part rotates, the nut clamping device 6 comprises a hydraulic oil cylinder 20, and a hydraulic finger clamp 21 capable of clamping the nut at the position after moving towards the nut clamping opening 19 aligned with the tapping head of the nut tapping device 4 is connected to the output end of the hydraulic oil cylinder 20.

For convenience of operation, each nut tapping device 4 comprises a servo motor 22, each servo motor 22 is connected with a servo power head 23 arranged along the inclined direction of the inclined table 2, each servo power head 23 is connected with a multi-variant tapping chuck 24 capable of clamping multiple types of taps, and each servo power head 23 is provided with a power induction switch 25 capable of controlling the servo motor 22 to work by the system control table 3 after the multi-variant tapping chuck 24 reaches the nut position and sends a signal to the system control table 3.

In order to improve the operation precision, a first proximity switch 26 capable of detecting the position of the hydraulic oil cylinder 20 and a second proximity switch 27 capable of detecting the position of the nut-in-place nut clamping device 6 of the nut conveying rail 8 are arranged on the fixing plate 9.

In order to improve the positioning effect, a C-shaped limiting baffle 28 for limiting the nut on the indexing disc 10 is arranged on the side edge of each indexing disc 10.

As shown in fig. 1, in order to facilitate the later cleaning of the scrap, the inclined table 2 has a hollow structure, a scrap collecting port 29 penetrating the inclined table 2 is provided in the inclined table 2, and a pull-out scrap collecting box 30 penetrating the scrap collecting port 29 is provided on the side of the inclined table 2.

In order to facilitate later product recovery, the vibration plate 7 is fixed on the frame 1 through a vibration bottom plate 31, and a product discharge box 32 is arranged between the two vibration bottom plates 31.

For convenience of fixing, the hydraulic oil cylinder 20 is fixed on the fixing plate 9 through a connecting bracket 33.

In order to improve the security, and conveniently look over, be equipped with the safety shield 34 of two C type structures around frame 1, be equipped with the feeding observation window 35 that is located the place ahead on safety shield 34, with the feeding single-door 36 that aligns of vibration dish 7 and with the tilt table 2 alignment to opening the door 37, set up feeding observation window 35 simultaneously, feeding single-door 36, to opening the door 37 and conveniently look over the inside condition and in time add the product, make the operation safer, more convenient.

During operation, at first put into vibrating disk 7 with the nut that needs processing in, utilize vibrating disk 7 self vibration to send into it on nut transfer orbit 8, then utilize the principle that nut transfer orbit 8 slope set up to make it can enter into empty nut centre gripping mouth 19 on graduated disk 10 after moving to nut transfer orbit 8 delivery outlet, and the theory of operation of graduated disk 10 is: firstly, the first air cylinder 11 is utilized to work to drive the piston rod of the first air cylinder 11 to move left and right, then the first driving plate 15 and the operation plate 14 connected with the piston rod of the first air cylinder 11 are driven to rotate, after one end of the operation plate 14 rotates, the hook part on the first driving plate 15 can drive the forward rotation gear 17 to rotate, the forward rotation gear 17 can drive the reverse rotation gear 18 to rotate in the same direction, the reverse rotation gear 18 can drive the first rotation shaft 12 to rotate at the moment, finally, the index plate 10 is driven to rotate, meanwhile, when the operation plate 14 rotates to a certain position, the arc surface on the side edge of the operation plate can push against the second driving plate 16, the hook part on the second driving plate 16 can hook the gear part on the reverse rotation gear 18, then the reverse rotation gear 18 is prevented, finally, the index plate 10 is ensured to stop rotating, and the process just ensures that the nut clamping port 19 on the index plate 10, namely, when the index plate 10 rotates for one station, the process that a nut clamping opening 19 is aligned with the tapping head of the nut tapping device 4 can be ensured, and after the first air cylinder 11 works, the forward rotation gear 17 is pulled to rotate, and the reverse rotation gear 18 stops rotating, namely the process that the index plate 10 rotates for one station is exactly the process that the index plate 10 rotates for one station, namely the process that the index plate 10 rotates for 30 degrees is designed and specified according to needs, and the process that the skilled person can realize is also ensured, and is not specifically described herein. In the present embodiment, the rotation directions of the forward rotation gear 17 and the reverse rotation gear 18 are the same, and the difference is only that the upper gear portions are in opposite directions, that is, the gear portions on the reverse rotation gear 18 are in opposite directions, and the gear portions on the forward rotation gear 17 are in the same direction as the rotation direction, so that it can be ensured that the first dial 15 and the second dial 16 are used for dialing the forward rotation gear 17 and the reverse rotation gear 18, and the first dial is used for locking, and finally the angle of the nut clamping opening 19 on the indexing disc 10 moving by one station can be just controlled to meet the requirement, so that each time the indexing disc 10 moves by one position of the nut clamping opening 19, the nut clamping opening 19 with the nut is just aligned with the nut conveying track 8, and the nut can fall onto the nut clamping opening 19, when the indexing disc 10 continues to rotate, and the second proximity switch 27 detects that the nut of the nut conveying track 8 is in the position of the nut clamping device, the signal is sent to a system control table 3, the system control table 3 controls a hydraulic oil cylinder 2 to work, a hydraulic finger clamp 21 extends out, when the hydraulic finger clamp 21 is pushed to the position, a nut in a nut conveying rail 8 in the position is clamped tightly, then a servo motor 22 is driven to work to drive a servo power head 23 to work, finally a tapping head in a multi-variant tapping chuck 24 is driven to tap the nut, after the processing is finished, the servo motor 22 and the hydraulic oil cylinder 2 reset, an index plate 10 continuously rotates, a processed product rotates to the next station, meanwhile, waste materials generated in the processing process enter a drawing type waste material collecting box 30 through a waste material collecting port 29 to be collected, the processed nut falls below a fixed plate 9 through gravity, and the nut is collected in the later period, therefore, the structure is designed through the index plate rotating according to the circumference, realizes the process of automatically processing and automatically feeding the product, does not need manual operation in the whole process, finally has high processing efficiency, low labor cost and safer use, and the waste materials are also automatically collected, and at the same time, every time the indexing disc 10 rotates by one station, the processed products can flow to the discharge port below along the next station (in order to achieve smooth treatment, the discharge port is required to be arranged at the position of the fixed plate corresponding to the lower part of the indexing disc 10, which is not shown in the figure, and the position of the discharge port is just aligned with the product receiving frame 32 so as to ensure that the products are discharged from the discharge port), and finally flow into the product receiving frame 32 from the discharge port for collection, the specific location of the discharge hole is a conventional technology that can be known and designed by those skilled in the art after learning the present description, and therefore, the detailed description is not specifically described.

How the servo motor, the air cylinder and the hydraulic oil cylinder drive the corresponding components to work in the embodiment belongs to the conventional technical means in the field, and therefore, the process and the structure are not described in detail.

Meanwhile, the working process of the system console 3 for controlling the servo motor, the air cylinder and the hydraulic oil cylinder in the embodiment belongs to the conventional technical means in the field, and therefore, the detailed description is omitted.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. A full-automatic nut servo tapping machine comprises a rack (1), wherein an inclined table (2) is obliquely arranged on the rack (1), and a system control table (3) is arranged at the rear end of the inclined table (2), and is characterized in that more than one nut tapping device (4) arranged along the inclined direction of the inclined table (2) is arranged at the upper end of an inclined plane (2-1) of the inclined table (2) at intervals, the tapping head of the nut tapping device (4) faces downwards, a nut fixing mold (5) is arranged at the lower end of the inclined plane (2-1) of the inclined table (2), a nut clamping device (6) for clamping one product on the nut fixing mold (5) is arranged on the side edge of the nut fixing mold (5), a vibrating disc (7) fixed on the rack (1) is arranged at the front end below the inclined plane (2-1) of the inclined table (2), a nut conveying track (8) which is arranged in a downward inclining mode is arranged at a discharge port of the vibrating disc (7), nuts are conveyed into the nut fixing die (5) after an output port of the nut conveying track (8) is aligned with the nut fixing die (5), a fixing plate (9) is arranged at the lower end of an inclined surface (2-1) of the inclined table (2), the fixing plate (9) is perpendicular to the inclined surface (2-1) of the inclined table (2), the nut fixing die (5) is fixed on the fixing plate (9), the nut fixing die (5) comprises an index disc (10) and a first air cylinder (11), more than one nut clamping port (19) is annularly distributed on the index disc (10), the center of the index disc (10) is connected with a first rotating shaft (12) of which the other end penetrates through the fixing plate (9), and a first rotating shaft (12) is connected with a forward rotation gear (17) and a reverse rotation gear (18), the first air cylinder (11) is positioned on the back of the fixed plate (9), a piston rod of the first air cylinder (11) is connected with an operating plate (14) and a first driving plate (15) with one end abutting against a forward rotation gear (17) through a bolt (13), a second driving plate (16) for limiting a reverse rotation gear (18) is arranged below the fixed plate (9), the second driving plate (16) is positioned on the side edge of the operating plate (14), when the operating plate (14) is driven by the first air cylinder (11) to stretch backwards, the second driving plate (16) can abut against the gear part of the reverse rotation gear (18), each time the forward rotation gear (17) and the reverse rotation gear (18) rotate one gear part, a nut clamping opening (19) of the upper indexing plate (10) can be ensured to rotate one nut clamping opening to be aligned with the tapping head of the nut tapping device (4), the nut clamping device (6) comprises a hydraulic oil cylinder (20), the output end of the hydraulic oil cylinder (20) is connected with a hydraulic finger clamp (21) which can clamp the nut at the position after moving towards a nut clamping hole (19) aligned with the tapping head of the nut tapping device (4).

2. The full-automatic nut servo tapping machine according to claim 1, wherein each nut tapping device (4) comprises a servo motor (22), each servo motor (22) is connected with a servo power head (23) arranged along the inclination direction of the inclination table (2), the servo power heads (23) are connected with a multi-variant tapping chuck (24) capable of clamping multiple types of taps, and each servo power head (23) is provided with a power induction switch (25) capable of controlling the servo motor (22) to work by the system control table (3) after the multi-variant tapping chuck (24) sends a signal to the system control table (3) when reaching the nut position.

3. The full-automatic nut servo tapping machine according to claim 1 or 2, characterized in that a first proximity switch (26) capable of detecting the in-position of the hydraulic oil cylinder (20) and a second proximity switch (27) capable of detecting the in-position of the nut conveying track (8) to the nut clamping device (6) are arranged on the fixing plate (9).

4. The machine according to claim 1 or 2, characterized in that on the side of each indexing disk (10) there is provided a C-shaped limit stop (28) which limits the nuts on the indexing disk (10).

5. The automatic nut servo threading machine according to claim 1, characterized in that the tilting table (2) is a hollow structure, a scrap collecting opening (29) penetrating the tilting table (2) is provided on the tilting table (2), and a pull-out scrap collecting box (30) penetrating the scrap collecting opening (29) is provided on the side of the tilting table (2).

6. The servo tapping machine according to claim 1 or 2, wherein the vibrating plate (7) is fixed to the machine frame (1) by a vibrating base plate (31), and a product discharge box (32) is placed between the two vibrating base plates (31).

7. The machine according to claim 1 or 2, wherein the hydraulic cylinder (20) is fixed to the fixed plate (9) by means of a connecting bracket (33).

8. The full-automatic servo nut tapping machine according to claim 1 or 2, characterized in that two safety baffles (34) of C-shaped structure are arranged around the frame (1), and a feeding observation window (35), a feeding single-opening door (36) aligned with the vibrating disk (7) and a split door (37) aligned with the tilting table (2) are arranged on the safety baffles (34).

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