CN111229958B

CN111229958B - Short pipe material necking machine

Info

Publication number: CN111229958B
Application number: CN202010089616.6A
Authority: CN
Inventors: 谭登富
Original assignee: Huilang Yancheng Electronic Technology Co ltd
Current assignee: Huilang (Yancheng) Electronic Technology Co.,Ltd.
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2021-12-14
Anticipated expiration: 2040-02-11
Also published as: CN111229958A

Abstract

The invention discloses a short pipe material necking machine, which structurally comprises a machine body, a pipe material fixing structure, an air cylinder, a necking disc, a driving box and a control box, wherein the pipe material fixing structure is horizontally arranged at the upper end of the machine body; set up side sliding plate and clamping seat in spacing seat upper end, the backing plate also will protect the pipe material outer wall, and then prevents the mar, makes the pipe material outward appearance of accomplishing processing better.

Description

Short pipe material necking machine

Technical Field

The invention belongs to the field of necking machines, and particularly relates to a short pipe material necking machine.

Background

The same pipe diameter is produced at present pipe material, when needs link together two pipe materials, then need with the help of other connection pad or reduce the pipe diameter of one end wherein, make it can imbed in another pipe material, so just need use the throat machine, come to reduce the port diameter of pipe material, conveniently connect, but prior art exists following not enoughly:

because the length of pipe material is different to the pipe material is cylindrical, in carrying out the clamping throat, will make the pipe material take place the sideslip owing to the promotion of equipment, and then cause the length of throat to subtract short, and the surface of pipe material will also produce the mar owing to sideslip and workstation take place the friction, makes the pipe material cooperation of accomplishing processing not inseparable and the outward appearance receives the influence.

The application provides a short pipe material necking machine which improves the defects.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a short pipe material necking machine to solve the problems that in the prior art, the pipe materials are different in length and cylindrical, the pipe materials are transversely moved due to the pushing of equipment during the clamping and necking process, the necking length is shortened, scratches are generated on the surface of the pipe materials due to the transverse movement and the friction of a workbench, the matching of the processed pipe materials is not tight, and the appearance is affected.

In order to achieve the purpose, the invention is realized by the following technical scheme: a short pipe material necking machine structurally comprises a machine body, a pipe material fixing structure, an air cylinder, a necking disc, a driving box and a control box, wherein the pipe material fixing structure is horizontally arranged at the upper end of the machine body and welded with the machine body, the air cylinder is vertically arranged at the upper end of the pipe material fixing structure and is mechanically connected with the pipe material fixing structure, the driving box is horizontally arranged at the upper end of the machine body and is arranged at the left side of the pipe material fixing structure, the necking disc is mechanically connected with the right side of the driving box and is positioned on the same central line with the fixing structure, and the control box is arranged on the side face of the driving box and is electrically connected with the driving box; the pipe material fixed knot constructs includes spacing seat, the movable plate that sideslips, clamping seat, mounting disc, the movable plate that sideslips is installed in spacing seat upper end side and adopts swing joint, the clamping seat is vertical to be installed in spacing seat upper end and be located the movable plate left side that sideslips, the mounting disc is fixed in clamping seat upper end and is connected with the cylinder.

The invention is further improved, the limiting seat comprises a bottom plate, movable plates, movable clamping grooves and pushing rods, the movable plates are vertically arranged at the upper end of the bottom plate and located between the side sliding plates, the movable clamping grooves are embedded into the inner side of the bottom plate, the pushing rods are embedded into the inner side of the bottom plate and movably connected, and the lower ends of the movable plates are embedded into the inner sides of the movable clamping grooves.

The invention is further improved, the inner side of the movable clamping groove is provided with a plurality of clamping teeth which are uniformly distributed on the same straight line, the right end of the pushing rod is provided with a linkage plate, the outer side of the pushing rod is provided with a spring, the upper end of the right side of the linkage plate is connected with a limiting block, the lower end of the movable plate is provided with a clamping structure, and the clamping structure is clamped with the clamping teeth.

The clamping structure comprises connecting blocks, connecting strips and pawls, wherein the connecting blocks are vertically arranged at the lower end of the movable plate and welded, the connecting strips are arranged between the connecting blocks, and the pawls are arranged on the outer sides of the connecting strips and fixed.

The invention is further improved, the connecting strip comprises a rotating disk, a reset shaft and a clamping seat, the reset shaft is embedded and installed on the inner side of the rotating disk and movably connected, and the reset shaft is embedded and clamped in the inner side of the clamping seat.

The invention is further improved, a channel transversely penetrates through the clamping seat, and a clamping groove is arranged at the middle end of the inner side of the clamping seat and communicated with the channel.

The invention is further improved, the side sliding plate comprises a plate body, a guide rod, a spring, a sliding chute and a sliding block, the guide rod is embedded and installed on the inner side of the plate body, the spring is sleeved on the outer side of the guide rod, the left end of the spring abuts against the sliding block, the sliding chute is arranged on the inner side of the plate body and is of an integrated structure, and the sliding block penetrates through the sliding chute and is sleeved on the outer side of the guide rod.

The clamping fixture is further improved, the clamping fixture comprises side plates, a supporting frame, a movable seat, a movable rod and a base, the supporting frame is vertically arranged at the upper ends of the side plates and welded with the side plates, the movable seat is arranged on the inner side of the supporting frame, the movable rod penetrates through the supporting frame and is connected with the movable seat, the base is arranged between the side plates and welded with the side plates, the inner side of the base is of an arc structure, and a base plate is arranged on the inner side of the base.

According to the technical scheme, the short pipe material necking machine provided by the invention has the following beneficial effects:

according to the pipe material clamping device, the limiting seat is arranged on the right side of the clamping seat, when the necking disc is in contact with one end of a pipe material, the linkage plate at the right end of the push rod drives the limiting block to leave the connecting strip, the connecting strip enters the upper portion of the linkage plate at the moment to remove the limitation of rotation, the movable plate moves leftwards, the pawl slides leftwards continuously along the clamping teeth to switch the clamping teeth, when the movable plate abuts against the right end of the pipe material, the pawl stops sliding continuously, when thrust is applied, the pawl and the clamping teeth are clamped and cannot move due to inverse arc at the moment, so that the pipe material is prevented from moving, the limitation on the degree of freedom of the pipe material is increased, the limitation is performed according to the length of the pipe material, necking is performed better, scratches caused by friction with a workbench are prevented, the finished pipe material is matched more tightly, and the appearance is better.

The side sliding plate and the clamping seat are arranged at the upper end of the limiting seat, the movable rod is pushed out of the movable seat under the action of the air cylinder to be matched with the base so as to clamp a pipe material between the movable seat and the base, the backing plate wraps the outer side of the pipe material to be protected, the spring pushes the plate block at the upper end of the limiting seat connected with the sliding block to be limited at the right end of the pipe material, when the thrust is applied, the plate block at the upper end of the limiting seat is limited, the backing plate also protects the outer wall of the pipe material while the pipe material is clamped between the movable seat and the base, and therefore scratches are prevented, and the appearance of the processed pipe material is better.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a short tube material necking machine of the present invention;

FIG. 2 is a schematic front view of the tube fixing structure of the present invention;

FIG. 3 is a schematic top view of the tube fixing structure according to the present invention;

FIG. 4 is a schematic top view of the spacing block of the present invention;

FIG. 5 is a schematic side view of a first form of the structure of the spacing base of the present invention;

FIG. 6 is a partial schematic view of A of FIG. 5 according to the present invention;

FIG. 7 is a schematic side view of a second alternative structure of the spacing block of the present invention;

FIG. 8 is a partial schematic view of B of FIG. 7 according to the present invention;

FIG. 9 is a schematic view of the structure of the connecting strip of the present invention;

FIG. 10 is a schematic front view of the cartridge of the present invention;

FIG. 11 is a schematic structural view of a cartridge according to the present invention;

FIG. 12 is a schematic view of the construction of the side sliding plate of the present invention;

FIG. 13 is a schematic view of the structure of the clamping base of the present invention;

FIG. 14 is a side view of the base of the present invention.

In the figure: the pipe material machine comprises a machine body-1, a pipe material fixing structure-2, a cylinder-3, a necking disc-4, a driving box-5, a control box-6, a limiting seat-21, a side sliding plate-22, a clamping seat-23, a mounting disc-24, a bottom plate-211, a movable plate-212, a movable clamping groove-213, a push rod-214, a clamping tooth-13 a, a linkage plate-14 a, a limiting block-14 b, a connecting block-15 a, a connecting strip-15 b, a pawl-15 c, a rotating disc-b 1, a reset shaft-b 2, a clamping seat-b 3, a channel-b 31, a clamping groove-b 32, a plate body-221, a guide rod-222, a spring-223, a sliding groove-224, a sliding block-225, a side plate-231, a supporting frame-232, a movable seat-233, a control box-6, a limiting seat-14, a limiting block-14, a connecting block-15, a reset shaft-b 2, a reset shaft, a clamp, a movable rod-234, a base-235 and a backing plate-35 a.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

The first embodiment is as follows: referring to fig. 1-11, the embodiments of the present invention are as follows:

the structure of the device comprises a machine body 1, a pipe fixing structure 2, an air cylinder 3, a necking disc 4, a driving box 5 and a control box 6, wherein the pipe fixing structure 2 is horizontally arranged at the upper end of the machine body 1 and welded with the upper end of the machine body 1, the air cylinder 3 is vertically arranged at the upper end of the pipe fixing structure 2 and is mechanically connected with the pipe fixing structure, the driving box 5 is horizontally arranged at the upper end of the machine body 1 and is arranged at the left side of the pipe fixing structure 2, the necking disc 4 is mechanically connected with the right side of the driving box 5 and is positioned on the same central line with the fixing structure 2, and the control box 6 is arranged at the side surface of the driving box 5 and is electrically connected with the driving box 5; pipe material fixed knot constructs 2 includes spacing seat 21, side sliding plate 22, clamping seat 23, mounting disc 24, side sliding plate 22 is installed in spacing seat 21 upper end side and adopts swing joint, clamping seat 23 is vertical to be installed in spacing seat 21 upper end and is located side sliding plate 22 left side, mounting disc 24 is fixed in clamping seat 23 upper end and is connected with cylinder 3.

Referring to fig. 4, the limiting seat 21 includes a bottom plate 211, a movable plate 212, a movable slot 213, and a pushing rod 214, the movable plate 212 is vertically installed at the upper end of the bottom plate 211 and located between the side sliding plates 22, the movable slot 213 is embedded in the inner side of the bottom plate 211, the pushing rod 214 is embedded in the inner side of the bottom plate 211 and movably connected, the lower end of the movable plate 212 is embedded in the inner side of the movable slot 213, and the automatic limiting can be performed according to the length of the pipe material to prevent displacement.

Referring to fig. 5-8, the inner side of the movable clamping groove 213 is provided with a plurality of clamping teeth 13a, the clamping teeth 13a are uniformly distributed on the same straight line, the right end of the push rod 214 is provided with a linkage plate 14a, a spring is installed on the outer side of the push rod 214, the upper end of the right side of the linkage plate 14a is connected with a limiting block 14b, the lower end of the movable plate 212 is provided with a clamping structure 215, the clamping structure 215 is clamped with the clamping teeth 13a, the limiting block 14b is square, the clamping structure 215 cannot rotate when being limited, the clamping structure 215 stops between the clamping teeth 13a and then stops at the original position, the pushing rod 214 pushes the linkage plate 14a under stress to enable the limiting block 14b to leave the clamping structure 215, so that the clamping limitation can be carried out according to the position of the pipe material.

Referring to fig. 6, the clamping structure 215 includes a connection block 15a, a connection strip 15b, and a pawl 15c, the connection block 15a is vertically installed at the lower end of the movable plate 212 and welded to each other, the connection strip 15b is installed between the connection blocks 15a, the pawl 15c is installed at the outer side of the connection strip 15b and fixed to each other, and the connection strip 15b is matched with the limit block 14b for limiting, so as to prevent rotation, and facilitate the insertion of pipes.

Referring to fig. 9, the connecting bar 15b includes a rotating plate b1, a reset shaft b2, and a latch b3, the reset shaft b2 is embedded inside the rotating plate b1 and movably connected, the reset shaft b2 is embedded inside the latch b3 and latched, and the rotating plate b1 can timely reset the pawl 15c under the action of the reset shaft b 2.

Referring to fig. 8, 10-11, a channel b31 transversely penetrates through the clamping seat b3, a clamping groove b32 is formed in the middle end of the inner side of the clamping seat b3 and is communicated with the channel b31, the clamping seat b3 is matched with the limiting block 14b, when the limiting block 14b transversely moves, the limiting block can directly slide out of the channel b31, and when the limiting block is laterally moved, the limiting block b32 is clamped into the clamping groove b32, so that the clamping seat b3 is driven to integrally move, the pawl 15c on the outer side of the rotating disk b1 longitudinally leaves the clamping tooth 13a, and the resetting of the pawl is facilitated.

Based on the above embodiment, the specific working principle is as follows:

when the pipe needs to be necked down, the pipe is placed on the inner side of the clamping seat 23 and on the upper end of the limiting seat 21, the clamping seat 23 can be pushed to be closed through the air cylinder 3, so that the pipe is limited on the inner side of the clamping seat 23, at the moment, the driving box 5 pushes the necking disc 4 to move forwards, the necking disc 4 firstly contacts the push rod 214, and when the necking disc 4 contacts one end of the pipe, the linkage plate 14a at the right end of the push rod 214 drives the limiting block 14b to leave the connecting strip 15b, and further slides out from the channel b31 at the inner side of the clamping seat b3, at the moment, the connecting strip 15b enters the upper part of the linkage plate 14a to remove the limitation of rotation, at the moment, the side sliding plates 22 at the two sides push the movable plate 212 to move forwards, and the pawl 15c swings the arc of the latch 13a anticlockwise to slide leftwards to follow the next latch 13a, and slides in such a way until the movable plate 212 abuts on the right end of the pipe, the pawl 15c stops sliding continuously, the necking disc 4 pushes and wraps the outer side of the left end of the pipe material to perform necking, the thrust generated at the moment is blocked and cannot move due to the fact that the pawl 15c and the latch 13a are in reverse arcs at the moment, further the pipe material is prevented from moving, necking is completed, the necking disc 4 can be retracted, the pipe material can be taken down due to sequential resetting of equipment, the push rod 214 resets under the action of the spring, the push rod 214 is pushed at the moment to enable the limiting block 14b to reach the lower end of the connecting strip 15b and move transversely, the limiting block 14b is clamped on the inner side of the clamping groove b32 and continues to move, the pawl 15c leaves the latch 13a at the moment and is not limited any more, the movable plate 212 can be reset due to inward pushing, and the next work can be performed.

Example two: referring to fig. 1-3 and 12-14, the embodiments of the present invention are as follows:

Referring to fig. 12, the side sliding plate 22 includes a plate body 221, a guide rod 222, a spring 223, a sliding slot 224 and a sliding block 225, the guide rod 222 is embedded in the plate body 221, the spring 223 is sleeved outside the guide rod 222, the left end of the spring is abutted against the sliding block 225, the sliding slot 224 is arranged inside the plate body 221 and is an integrated structure, the sliding block 225 passes through the sliding slot 224 and is sleeved outside the guide rod 222, and the position of the sliding block 225 is adjusted according to the length of the pipe material, so as to adapt to pipe materials with different lengths.

Referring to fig. 13-14, the clamping seat 23 includes a side plate 231, a supporting frame 232, a movable seat 233, a movable rod 234 and a base 235, the supporting frame 232 is vertically installed on the upper end of the side plate 231 and welded to each other, the movable seat 233 is arranged on the inner side of the supporting frame 232, the movable rod 234 penetrates through the supporting frame 232 and is connected with the movable seat 233, the base 235 is installed between the side plates 231 and welded to each other, the inner side of the base 235 is of an arc-shaped structure, a base plate 35a is arranged on the inner sides of the base 235 and the movable seat 233, and when clamping is performed, the base plate 35a on the inner sides of the base 235 and the movable seat 233 directly contacts with a pipe material, so that scratches are prevented.

Based on the above embodiment, the specific working principle is as follows:

when the pipe material needs to be reduced, the pipe material is placed at the inner side of the clamping seat 23 and at the upper end of the limiting seat 21, the clamping seat 23 can be pushed to close by the cylinder 3, the movable rod 234 is pushed out of the movable seat 233 by the action of the cylinder 3 to be matched with the base 235, so as to clamp the pipe between the movable seat 233 and the base 235, the backing plate 35a will wrap the outside of the tube for protection, and the spring 223 will push the plate block at the upper end of the limiting seat 21 connected with the sliding block 225 to limit the right end of the tube, namely, the driving box 5 is used for pushing out the necking disc 4 to perform necking on the left end of the pipe material, and the plate block at the upper end of the limiting seat 21 limits while pushing, and between sliding seat 233 and base 235 when the clamping tube material, backing plate 35a will protect the outer wall of the tube material too, after finishing the throat, can reset and carry on the next work.

The invention solves the problems that in the prior art, the pipe materials are different in length and cylindrical, and are pushed by equipment to transversely move in a clamping necking process, so that the length of the necking process is reduced, and the surfaces of the pipe materials are scratched due to the transverse movement and the friction of a workbench, so that the finished pipe materials are not tightly matched and the appearance is affected, through the mutual combination of the parts, the right side of the clamping seat is provided with the limit seat, when a necking disc contacts one end of the pipe materials, the linkage plate at the right end of the push rod drives the limit block to leave the connecting strip, at the moment, the connecting strip enters the upper part of the linkage plate to remove the rotation limit, the movable plate moves leftwards, the pawl continuously slides leftwards along the clamping teeth to switch the clamping teeth, when the movable plate abuts against the right end of the pipe materials, the pawl stops continuously sliding and is pushed, the pawl and the latch are reversely circular-arc-shaped at the moment, so that the pawl and the latch are clamped and cannot move, the movement of a pipe material is prevented, the limitation on the freedom degree of the pipe material is increased, the pipe material is limited according to the length of the pipe material, necking is better performed, scratches caused by friction with a workbench are prevented, the pipe material after being processed is matched more tightly, and the appearance is better; set up side sliding plate and clamping seat in spacing seat upper end, the movable rod receives the effect of cylinder will release the movable seat and come and cooperate with the base, come to pipe material clamp between movable seat and base, and the backing plate will wrap up and protect in the pipe material outside, and the spring will promote the plate of the spacing seat upper end that the slider is connected, restrict in the pipe material right-hand member, when receiving thrust, the plate of spacing seat upper end will restrict, and when pressing from both sides tight pipe material between movable seat and the base, the backing plate will also protect the pipe material outer wall, and then prevent the mar, make the pipe material outward appearance of accomplishing processing better.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A short pipe material necking machine structurally comprises a machine body (1), a pipe material fixing structure (2), an air cylinder (3), a necking disc (4), a driving box (5) and a control box (6), wherein the pipe material fixing structure (2) is horizontally arranged at the upper end of the machine body (1), the air cylinder (3) is vertically arranged at the upper end of the pipe material fixing structure (2), the driving box (5) is horizontally arranged at the upper end of the machine body (1), the necking disc (4) is mechanically connected to the right side of the driving box (5), and the control box (6) is arranged on the side face of the driving box (5); the method is characterized in that:

the pipe fixing structure (2) comprises a limiting seat (21), a side sliding plate (22), a clamping seat (23) and a mounting disc (24), the side sliding plate (22) is mounted on the side face of the upper end of the limiting seat (21), the clamping seat (23) is vertically mounted at the upper end of the limiting seat (21), and the mounting disc (24) is fixed at the upper end of the clamping seat (23);

the limiting seat (21) comprises a bottom plate (211), a movable plate (212), a movable clamping groove (213) and a pushing rod (214), the movable plate (212) is vertically arranged at the upper end of the bottom plate (211), the movable clamping groove (213) is embedded into the inner side of the bottom plate (211), the pushing rod (214) is embedded into the inner side of the bottom plate (211), and the lower end of the movable plate (212) is embedded into the inner side of the movable clamping groove (213);

the inner side of the movable clamping groove (213) is provided with a plurality of clamping teeth (13a), the clamping teeth (13a) are uniformly distributed on the same straight line, the right end of the push rod (214) is provided with a linkage plate (14a), the upper end of the right side of the linkage plate (14a) is connected with a limiting block (14b), the lower end of the movable plate (212) is provided with a clamping structure (215), and the clamping structure (215) is clamped with the clamping teeth (13 a);

the clamping structure (215) comprises connecting blocks (15a), connecting strips (15b) and pawls (15c), the connecting blocks (15a) are vertically arranged at the lower end of the movable plate (212), the connecting strips (15b) are arranged between the connecting blocks (15a), and the pawls (15c) are arranged on the outer sides of the connecting strips (15 b);

the connecting bar (15b) comprises a rotating disc (b1), a reset shaft (b2) and a clamping seat (b3), wherein the reset shaft (b2) is embedded and installed on the inner side of the rotating disc (b1), and the reset shaft (b2) is embedded on the inner side of the clamping seat (b 3);

a channel (b31) transversely penetrates through the clamping seat (b3), and a clamping groove (b32) is formed in the middle end of the inner side of the clamping seat (b 3);

the side sliding plate (22) comprises a plate body (221), a guide rod (222), a spring (223), a sliding groove (224) and a sliding block (225), the guide rod (222) is embedded into the plate body (221), the spring (223) is sleeved on the outer side of the guide rod (222) and the left end of the spring abuts against the sliding block (225), the sliding groove (224) is arranged on the inner side of the plate body (221), and the sliding block (225) penetrates through the sliding groove (224) and is sleeved on the outer side of the guide rod (222);

clamping seat (23) include curb plate (231), support frame (232), sliding seat (233), movable rod (234), base (235), support frame (232) are vertical to be installed in curb plate (231) upper end, support frame (232) inboard is located in sliding seat (233), movable rod (234) run through in support frame (232) and are connected with sliding seat (233), base (235) are installed between curb plate (231), base (235) inboard is the arc structure, base (235) inboard is equipped with backing plate (35 a).