阅读说明：本技术 全自动薄壁不锈钢管滚口机 (Full-automatic thin-wall stainless steel pipe opening rolling machine ) 是由 叶安英 马英 于 2020-06-05 设计创作，主要内容包括：本发明涉及一种全自动薄壁不锈钢管滚口机,其包括机架、设置在机架中部的自动分度送料机构、固定安装在机架上并且位于自动分度送料机构一侧的固定板、滑动安装在机架上并且位于自动分度送料机构另一侧的活动板以及设置在固定板和活动板上的进给机构,在所述进给机构上安装有滚边机构,在自动分度送料机构上方设有用于夹紧工件的自动夹紧装置；本发明通过自动分度送料机构、进给机构、滚边机构以及自动夹紧装置实现了对薄壁不锈钢管的自动滚口工作,提高了产品品质和质量稳定性,提高生产效率,减少了人工成本,提高了生产和使用安全性。(The invention relates to a full-automatic thin-wall stainless steel pipe opening rolling machine which comprises a rack, an automatic indexing feeding mechanism arranged in the middle of the rack, a fixed plate fixedly arranged on the rack and positioned at one side of the automatic indexing feeding mechanism, a movable plate slidably arranged on the rack and positioned at the other side of the automatic indexing feeding mechanism, and feeding mechanisms arranged on the fixed plate and the movable plate, wherein an edge rolling mechanism is arranged on the feeding mechanism, and an automatic clamping device for clamping a workpiece is arranged above the automatic indexing feeding mechanism; according to the invention, the automatic opening rolling work of the thin-wall stainless steel pipe is realized through the automatic indexing feeding mechanism, the edge rolling mechanism and the automatic clamping device, the product quality and the quality stability are improved, the production efficiency is improved, the labor cost is reduced, and the production and use safety is improved.)

1. The full-automatic thin-wall stainless steel pipe opening rolling machine is characterized by comprising a rack (1), an automatic indexing feeding mechanism arranged in the middle of the rack (1), a fixed plate (13) fixedly installed on the rack (1) and located on one side of the automatic indexing feeding mechanism, a movable plate (3) slidably installed on the rack (1) and located on the other side of the automatic indexing feeding mechanism, and a feeding mechanism arranged on the fixed plate (13) and the movable plate (3), wherein an edge rolling mechanism is installed on the feeding mechanism, and an automatic clamping device used for clamping a workpiece is arranged above the automatic indexing feeding mechanism.

2. The full-automatic thin-wall stainless steel pipe rolling machine according to claim 1, wherein the automatic indexing feeding mechanism comprises a rotating shaft (24) which is installed on the frame (1) and driven by a stepping motor (15), feeding rotating wheels (16) which are arranged at two ends of the rotating shaft (24), workpiece clamping grooves (17) which are arranged on the outer edges of the feeding rotating wheels (16), and feeding channels which are arranged at one side of the two feeding rotating wheels (16).

3. The full-automatic thin-wall stainless steel pipe rolling machine according to claim 2, wherein the feeding channel comprises an obliquely arranged mounting bottom plate (22) and two opposite L-shaped plates (10) arranged on the mounting bottom plate (22), the mounting bottom plate (22) and the two L-shaped plates (10) form a space for placing a workpiece, and the lower side end of the mounting bottom plate (22) corresponds to the feeding runner (16) so that the material can smoothly enter the workpiece clamping groove (17).

4. The full-automatic thin-wall stainless steel pipe rolling machine according to claim 3, characterized in that a feeding baffle plate (23) is arranged between the lower side ends of the two L-shaped plates (10), the feeding baffle plate (23) and the mounting bottom plate (22) form a material channel, so that the material falls into the workpiece clamping groove (17) from a space for placing the workpiece.

5. The full-automatic thin-wall stainless steel pipe rolling machine according to claim 2, characterized in that the rotating shaft (24) is provided with a long key slot, the feeding wheel (16) is connected to the rotating shaft (24) through a key, and the feeding wheel (16) near one side of the movable plate (3) is fixedly connected to the movable plate (3) through a shifting fork plate (18).

6. The full-automatic thin-wall stainless steel pipe opening rolling machine according to claim 2, wherein the automatic clamping device comprises a pressing cylinder (11) arranged above the feeding rotating wheel (16), a pressing block (12) is arranged on a piston rod of the pressing cylinder (11), a groove is formed in the bottom of the pressing block (12), and the pressing block (12) is matched with a workpiece clamping groove (17) in the feeding rotating wheel (16) to fix a workpiece.

7. The full-automatic thin-wall stainless steel pipe rolling machine according to claim 1, wherein the movable plate (3) is slidably arranged on the frame (1) through a first slide rail (2), a lead screw (14) is arranged on the frame (1) through a bearing, a nut matched with the lead screw (14) is installed on the bottom surface of the movable plate (3), and a hand wheel (4) is arranged at one end of the lead screw (14).

8. The full-automatic thin-wall stainless steel pipe rolling machine according to claim 1, wherein the feeding mechanism comprises a second slide rail (5), a support plate (7) slidably disposed on the second slide rail (5), a motor spindle (8) fixed on the support plate (7), and a rolling head (9) mounted on the motor spindle (8), the second slide rail (5) is disposed on a corresponding movable plate (3) and a corresponding fixed plate (13), a propulsion cylinder (6) is fixed on the movable plate (3) and the fixed plate (13), and a piston rod of the propulsion cylinder (6) is connected with the support plate (7).

9. The full-automatic thin-wall stainless steel tube rolling machine according to claim 8, characterized in that the rolling head (9) comprises a rolling head body (902), a rolling head cover (901) mounted on the rolling head body (902) through bolts, and a rolling shaft (903) mounted between the rolling head body (902) and the rolling head cover (901), wherein grooves are formed in the rolling head body (902) and the rolling head cover (901), the rolling shaft (903) is mounted on two sides of the groove correspondingly, and the rolling shaft (903) contacts with the end of the workpiece to perform rolling operation.

10. The full-automatic thin-wall stainless steel tube rolling machine according to claim 4, characterized in that a blanking baffle is arranged at the other side of the feeding rotating wheel (16).

Technical Field

The invention relates to a full-automatic thin-wall stainless steel pipe opening rolling machine.

Background

In life, the use amount of the plug-in type thin-wall stainless steel pipe is quite large, such as a crib, various supports, a simple tent and the like, the pipe is cut into different length specifications in production, burrs and burrs left at a cut part in use often have the phenomenon of teaching scratch, and the rigidity and the changeability of a hole part influence the plug-in connection with a connector after deformation and are even scrapped. At present, manual operation is adopted in production, the workload is large, the labor cost is high, the quality is unstable, and potential safety hazards exist.

Disclosure of Invention

The invention aims to solve the technical problem of providing a full-automatic thin-wall stainless steel pipe rolling machine which can realize automatic rolling and improve the quality and the quality stability of products.

The technical scheme adopted by the invention is as follows:

a full-automatic thin-wall stainless steel pipe opening rolling machine comprises a machine frame, an automatic indexing feeding mechanism arranged in the middle of the machine frame, a fixed plate fixedly installed on the machine frame and located on one side of the automatic indexing feeding mechanism, a movable plate slidably installed on the machine frame and located on the other side of the automatic indexing feeding mechanism, and feeding mechanisms arranged on the fixed plate and the movable plate, wherein an edge rolling mechanism is installed on the feeding mechanism, and an automatic clamping device used for clamping a workpiece is arranged above the automatic indexing feeding mechanism.

Furthermore, automatic graduation feeding mechanism is including installing in the frame and through step motor driven axis of rotation, setting at the feeding runner of axis of rotation both ends, setting up the work piece draw-in groove on the feeding runner outer fringe and setting up the feedstock channel in one side between two feeding runners.

Furthermore, the feed channel includes the mounting plate that the slope set up, set up on mounting plate and two relative L shaped plates in position, and mounting plate and two L shaped plate form the space of placing the work piece, and the lower side end of mounting plate is corresponding with the feeding runner, makes the material can enter into the work piece draw-in groove smoothly.

Furthermore, a feeding baffle plate is arranged between the lower side ends of the two L-shaped plates, and a material channel is formed between the feeding baffle plate and the mounting bottom plate, so that materials fall into the workpiece clamping groove from a space for placing a workpiece.

Furthermore, be equipped with long keyway in the axis of rotation, the feeding runner passes through the key-type connection and sets up in the axis of rotation, and the feeding runner that is close to fly leaf one side passes through shifting fork board and fly leaf fixed connection.

Furthermore, the automatic clamping device comprises a pressing cylinder arranged above the feeding rotating wheel, a pressing block is arranged on a piston rod of the pressing cylinder, a groove is formed in the bottom of the pressing block, and the pressing block is matched with a workpiece clamping groove in the feeding rotating wheel to fix a workpiece.

Furthermore, the movable plate is arranged on the rack in a sliding mode through the first sliding rail, a lead screw is arranged on the rack through a bearing, a nut matched with the lead screw is installed on the bottom surface of the movable plate, and a hand wheel is arranged at one end of the lead screw and used for adjusting the position of the lead screw so as to adapt to workpieces of different lengths.

Furthermore, the feeding mechanism comprises a second slide rail, a support plate slidably arranged on the second slide rail, a motor spindle fixed on the support plate, and a roller head installed on the motor spindle, the second slide rail is arranged on the corresponding movable plate and fixed plate, a propulsion cylinder is fixed on the movable plate and fixed plate, and a piston rod of the propulsion cylinder is connected with the support plate.

Furthermore, the rolling head comprises a rolling head body, a rolling head cover arranged on the rolling head body through a bolt and a rolling shaft arranged between the rolling head body and the rolling head cover, grooves are formed in the rolling head body and the rolling head cover, the two rolling shafts are correspondingly arranged on two sides of the grooves, and the rolling shaft is in contact with the end part of the workpiece to perform rolling port work.

Furthermore, a blanking baffle is arranged on the other side of the feeding rotating wheel.

The invention has the positive effects that: according to the invention, the automatic opening rolling work of the thin-wall stainless steel pipe is realized through the automatic indexing feeding mechanism, the edge rolling mechanism and the automatic clamping device, the product quality and the quality stability are improved, the production efficiency is improved, the labor cost is reduced, and the production and use safety is improved.

The whole machine can realize the coordination action of the working procedures by controlling the stepping motor and the pneumatic valve through the PLC.

Drawings

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

FIG. 2 is a schematic view of a feed runner according to the present invention;

FIG. 3 is a schematic view of the roller head structure of the present invention;

FIG. 4 is a schematic structural view of an automatic indexing and feeding mechanism of the present invention;

FIG. 5 is a schematic view of the automatic clamping device according to the present invention;

FIG. 6 is a schematic view of the feed baffle structure of the present invention.

Detailed Description

As shown in the attached figures 1-6, the automatic indexing and feeding mechanism comprises a frame 1, an automatic indexing and feeding mechanism arranged in the middle of the top surface of the frame 1, a fixed plate 13 fixedly arranged on the frame 1 and positioned at one side of the automatic indexing and feeding mechanism, and a movable plate 3 slidably arranged on the frame 1 and positioned at the other side of the automatic indexing and feeding mechanism, wherein feeding mechanisms are respectively arranged on the fixed plate 13 and the movable plate 3, trimming mechanisms are arranged on the feeding mechanisms, a workpiece is positioned between the two trimming mechanisms during working, an automatic clamping device is arranged above the automatic indexing and feeding mechanism, and when the workpiece is positioned at a working station, the automatic clamping device tightly presses the workpiece to prevent the workpiece from moving.

The automatic indexing feeding mechanism comprises a rotating shaft 24 arranged on the mechanism 1, a stepping motor 15 is arranged on one side of the rotating shaft 24, the rotating shaft 24 is in transmission connection with the stepping motor 15 to drive the rotating shaft to rotate, two feeding rotating wheels 16 are arranged on the rotating shaft 24, workpiece clamping grooves 17 are arranged at corresponding positions of the outer edges of the two feeding rotating wheels 16, and a feeding channel is arranged on one side of the two feeding rotating wheels.

The feedstock channel sets up two mounting plate 22 in frame 1 including the slope, set up the L shaped plate 10 on two mounting plate 22 relatively, downside end at two L shaped plate 10 is equipped with feeding baffle 23, there is certain clearance between feeding baffle 23's position and the mounting plate 22, make the work piece can follow the roll-off in the clearance, feeding baffle 23, two L shaped plate 10, mounting plate 22 forms the work piece placing space of a bottom slope, mounting plate 22's downside end is corresponding with feeding runner 16, the work piece leans on the dead weight to fall after can entering into workpiece clamping groove 17 smoothly. The other side of the feeding rotating wheel 16 is provided with a blanking baffle, a workpiece which finishes the opening rolling work continuously rotates along with the feeding rotating shaft 16, and the blanking baffle prevents the workpiece from being thrown out.

Since the length of the workpieces processed in each batch may not be consistent, the spacing between the two L-shaped plates 10 and the feed wheel 16 is designed to be adjustable. The rotary shaft 24 is provided with a long key slot, the feeding runner 16 is mounted on the rotary shaft 24 through key connection, the outer side of the feeding runner 16 close to one side of the movable plate 3 is fixedly provided with a connecting part 19, the connecting part is provided with a ring slot, the movable plate 3 is fixedly provided with a shifting fork plate 18, and a shifting fork part of the shifting fork plate 18 is vertically inserted into the ring slot, so that the rotation of the feeding runner 16 is not influenced, and the feeding runner 16 can move along with the movable plate 3. The distance between the two L-shaped plates 10 needs to be adjusted, a plurality of long grooves 21 are transversely arranged on the bottom plate of the L-shaped plates 10, threaded holes are formed in the mounting bottom plate 22, bolts penetrate through the long grooves 21 and are screwed into the threaded holes to fix the L-shaped plates 10 and the mounting bottom plate 22, and the positions of the L-shaped plates 10 can be adjusted by loosening the bolts.

The automatic clamping device comprises an installation rod arranged above the feeding rotating wheel 16, a shaft seat 20 arranged on the installation rod, a pressing cylinder 11 arranged on the shaft seat 20 and a pressing block 12 arranged on a piston rod of the pressing cylinder 11, when a workpiece enters the workpiece clamping groove 17 and moves to the highest position along with the feeding rotating wheel 16, the pressing block 12 presses downwards, the workpiece is fixed between the pressing block 12 and the workpiece clamping groove 17, and the workpiece is prevented from shifting in the machining process.

The movable plate 3 is arranged on the rack 1 in a sliding mode through the first sliding rail 2, a screw rod 14 is arranged on the rack 1 through a bearing, a nut matched with the screw rod 14 is installed on the bottom surface of the movable plate 3, a hand wheel 4 is arranged at one end of the screw rod 14, and when the screw rod 14 rotates, the nut and the movable plate 3 can be driven to move along the axial direction of the screw rod so as to adapt to workpieces with different lengths.

The feeding mechanism comprises a second slide rail 5, a support plate 7 slidably mounted on the second slide rail 5, a motor spindle 8 fixed on the support plate 7 and a roller head 9 mounted on the motor spindle, the second slide rail 5 is arranged on a corresponding movable plate 3 and a corresponding fixed plate 13, a propelling cylinder 6 is fixed on the movable plate 3 and the fixed plate 13, a piston rod of the propelling cylinder is connected with the support plate 6, and the two feeding mechanisms are oppositely arranged and can move inwards or outwards relatively.

The roller head 9 comprises a round roller head body 902, a roller head cover 901 mounted on the roller head body 902 through bolts, and two rollers 903 mounted between the roller head body 902 and the roller head cover 901, wherein grooves are formed in the roller head cover 901 and the roller head 902, and the two rollers 903 are symmetrically mounted on two side walls of the grooves. The roller head is driven by a motor spindle 8 to rotate at a high speed, and after the thin-wall stainless steel pipe is positioned and clamped, two propelling cylinders simultaneously push the roller head, so that the roller shaft 903 is in contact with the pipe orifice with certain pressure, and the edge rolling process is completed.

Taking a thin-wall stainless steel pipe with the diameter of phi 22 multiplied by 60 multiplied by 0.2mm as an example, the distance between two feeding rotating wheels 16 is adjusted by a screw nut component, and the thin-wall stainless steel pipe with the diameter of 20-60mm can be rolled. A plurality of stainless steel pipes are parallelly placed between the two feeding L-shaped plates 10, the feeding rotating wheel 16 is driven to rotate by the stepping motor 15 through the speed reducer and the rotating shaft 24, the thin-wall stainless steel pipes are driven to a machining position right above the feeding rotating wheel 16 through the workpiece clamping groove 17 on the feeding rotating wheel 16 after rotating for 45 degrees each time, at the moment, the feeding rotating wheel 16 stops rotating, and the stainless steel pipes are located at the working position. The thin-walled stainless steel pipe is simultaneously clamped by two pressing cylinders 11. Then, the left and right propulsion cylinders 6 simultaneously propel the two motor spindles 8 and the rolling head 9 to simultaneously feed to the middle, and the motor spindles and the rolling head are contacted with the hole opening under certain pressure to roll edges, so that the machine retreats to the original position. At this time, the stepping motor 15 drives the feeding runner 16 to rotate again by an angle of 45 degrees through the speed reducer and the rotating shaft 24, and the next binding operation is performed. The stainless steel pipe which is finished with the edge rolling falls into the material receiving frame from the other side.