CN215032384U

CN215032384U - Drawing and over-die traction device for metal pipe

Info

Publication number: CN215032384U
Application number: CN202120908317.0U
Authority: CN
Inventors: 束邦俊; 刘春山
Original assignee: Changzhou Aibang Machinery & Science Technology Co ltd
Current assignee: Changzhou Aibang Machinery & Science Technology Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-07
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to the technical field of mechanical pipe processing equipment, in particular to a metal pipe drawing and over-mold drawing device, which comprises a first traction plate, a second traction plate, a traction roller and a clamping mechanism, wherein the clamping mechanism is fixedly arranged between the first traction plate and the second traction plate; the clamping mechanism comprises a cross rod arranged between the first traction plate and the second traction plate, two sliding blocks are sleeved outside the cross rod in a penetrating and matching mode, and two fastening rings are connected to two sides of the two sliding blocks in a contact and matching mode; clamping plates are welded on the bottom end surfaces of the two sliding blocks; the bottom of first traction plate with the second traction plate all welded fastening on the connecting plate, two the connecting plate all extends to the nut in the mounting groove on vice. The utility model discloses in adjust the effect of space distance between two clamp plates to the metal tubular product of the different external diameters of fixed centre gripping of being convenient for has enlarged and has drawn clamping mechanism's application scope in the overmould.

Description

Drawing and over-die traction device for metal pipe

Technical Field

The utility model relates to a mechanical tube processing equipment technical field especially relates to a metal tubular product draws overmould draw gear.

Background

The drawing process can be carried out only by processing the head of the non-ferrous metal pipe in the drawing process.

The traditional pipe head processing method has the advantages that the labor intensity is high, the material loss is large, the process is complex, the material cost is particularly increased, the yield of products is reduced, and the traditional drawing rod head processing method comprises the following steps: 1. the pipe is reduced by a special reducing machine, and the method needs to invest special equipment and a large number of reducing dies, so that the fixed production cost of a company is increased; 2. the method for welding the drawing heads needs to prepare drawing heads with different specifications and a large amount of manual welding work, has high welding requirements, and increases labor intensity and production cost.

Therefore, the drawing and over-die traction device for the metal pipe is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current draw gear's that exists among the prior art clamping mechanism needs special throat machine to fix and draws for draw gear's clamping mechanism application scope is narrow shortcoming, and the metal tubular product that proposes draws overmould draw gear.

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

the drawing and over-die drawing device for the metal pipe comprises a first drawing plate, a second drawing plate, a drawing roller and a clamping mechanism, wherein the clamping mechanism is fixedly arranged between the first drawing plate and the second drawing plate;

the clamping mechanism comprises a cross rod arranged between the first traction plate and the second traction plate, two sliding blocks are sleeved outside the cross rod in a penetrating and matching mode, and two fastening rings are connected to two sides of the two sliding blocks in a contact and matching mode;

clamping plates are welded on the bottom end surfaces of the two sliding blocks;

the bottom ends of the first traction plate and the second traction plate are fixedly welded on connecting plates, the two connecting plates extend to a nut pair in an installation groove, and a ball screw controlled to operate by a driving motor is arranged in the installation groove;

two the mounting groove is kept away from driving motor's one end is provided with two carry over pinch rolls.

Preferably, the outer surface of the cross rod is provided with external threads, four fastening rings with internal threads are connected to the outer ring of the cross rod in a threaded mode, and the outer surface of each fastening ring is welded with a turntable.

Preferably, four the corresponding distribution of tighrening ring is in two slider both sides, and the slider with horizontal pole clearance fit conveniently controls the slider and does rectilinear movement along the horizontal pole.

Preferably, the fixing nail has connect the fixed bolster on the one end lateral wall of pinch-off blades, and the fixed bolster selects soft rubber material, and the setting of fixed bolster has increased the frictional property of contact between pinch-off blades and the tubular product.

Preferably, the driving motor is fixed on the mounting groove, an output shaft of the driving motor is fixedly connected with one end of the ball screw through the coupler, the ball screw is matched with the nut pair, the driving motor drives the ball screw to rotate, and the nut pair moves linearly along the ball screw.

Preferably, two the spout has all been seted up to the one end lateral wall that the mounting groove is close to each other, and the cooperation has the connecting plate in the spout, connecting plate and first traction plate mutually perpendicular, and the perpendicular cross-section of spout is the rectangle form.

The utility model has the advantages that:

1. the utility model discloses a screw motion is to the tighrening ring along the screw thread on the horizontal pole to promote the slider and be rectilinear movement along the horizontal pole, make two clamp plates contact at the surface of tubular product, play the fixed clamping effect to the tubular product, guaranteed to draw the safety and stability that the overmould pulls the in-process to the tubular product.

2. The utility model discloses in adjust the effect of space distance between two clamp plates to the metal tubular product of the different external diameters of fixed centre gripping of being convenient for has enlarged and has drawn clamping mechanism's application scope in the overmould.

3. The utility model discloses, when the vice connecting plate that drives of nut removed along the spout, drive clamping mechanism's removal for clamping mechanism drives and is done by the fixed clamp tight tubular product and draws the overmould motion, guarantees that tubular product draws the overall balance of overmould and stabilizes.

Drawings

FIG. 1 is a schematic view of a front view structure of the positional relationship among a pulling roll, a mounting groove and a clamping plate of the drawing and over-mold drawing device for metal pipes of the present invention;

fig. 2 is a schematic top view of the drawing and drawing apparatus for drawing metal pipes according to the present invention;

fig. 3 is the utility model provides a metal tubular product draws overmould draw gear's left side and looks at the structure sketch map.

In the figure: the device comprises a first traction plate 1, a rotary table 2, a cross rod 3, a fastening ring 4, a clamping plate 5, a mounting groove 6, a traction roller 7, a driving motor 8, a sliding block 9, a second traction plate 10, a fixing pad 11, a connecting plate 12, a ball screw 13 and a nut pair 14.

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.

Those not described in detail in this specification are within the skill of the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Example (b): referring to fig. 1-3, a drawing and over-mold drawing device for metal pipes comprises a first drawing plate 1, a second drawing plate 10, a drawing roller 7 and a clamping mechanism, wherein the clamping mechanism is fixedly arranged between the first drawing plate 1 and the second drawing plate 10;

in the figure 2 of the attached drawings of the specification, the clamping mechanism comprises a cross rod 3 arranged between a first traction plate 1 and a second traction plate 10, two sliding blocks 9 are sleeved outside the cross rod 3 in a penetrating and matching mode, two fastening rings 4 are connected to two sides of the two sliding blocks 9 in a contact and matching mode, a clamping plate 5 is welded to the bottom end face of each sliding block 9, a fixing pad 11 is fixedly nailed on the side wall of one end of each clamping plate 5, and the fixing pad 11 is made of soft rubber;

wherein, 3 surfaces of horizontal pole are provided with the external screw thread, and 3 outer lane threaded connection of horizontal pole have four to be equipped with internal screw thread tighrening ring 4, and the outer surface welding of tighrening ring 4 has carousel 2, and the corresponding distribution of four tighrening ring 4 is in two 9 both sides of slider, and slider 9 and 3 clearance fit of horizontal pole.

Specifically, a pipe head of a metal pipe to be pulled out of a die extends between two clamping plates 5, the clamping ring 4 is driven to make spiral motion along threads on a cross rod 3 by holding a turntable 2, so that a sliding block 9 is pushed to make linear motion along the cross rod 3, and the clamping plates 5 are driven to move under the driving action of the sliding block 9, so that the two clamping plates 5 are in contact with the outer surface of the pipe to play a role in fixing and clamping the pipe, and the safety and stability in the process of pulling the pipe through the die are ensured;

the clamping plate 5 is fixedly nailed with a rubber pad, so that the friction tightness when the pipe and the clamping plate 5 are contacted with each other is improved;

drive tighrening ring 4 through carousel 2 along the removal of horizontal pole 3, can play the effect of adjusting the space distance between two clamp plates 5 to the metal tubular product of the different external diameters of fixed centre gripping of being convenient for has enlarged the application scope of clamping mechanism in drawing the overmould, and after the position of clamp plate 5 was confirmed, also through tighrening ring 4 and horizontal pole 3's cooperation, has ensured the safety and stability of clamp plate 5 position.

Further, in fig. 3 of the drawings in the specification, the bottom ends of the first traction plate 1 and the second traction plate 10 are welded and fixed on the connecting plates 12, the two connecting plates 12 extend to the nut pair 14 in the mounting groove 6, and a ball screw 13 controlled by the driving motor 8 to operate is arranged in the mounting groove 6;

two traction rollers 7 are arranged at one ends of the two mounting grooves 6, which are far away from the driving motor 8, when the clamping mechanism drives the pipe to be drawn and pulled, the bottom end wall of the pipe is lapped on the two traction rollers 7, so that the pipe is supported in an auxiliary supporting manner in the drawing process, the traction rollers 7 are mounted and matched between the two plate bodies, the rotating direction of the traction rollers 7 rotates along with the movement of the pipe, and a certain assistance effect is realized on the movement of the pipe;

driving motor 8 fixes on mounting groove 6, and driving motor 8's output shaft passes through shaft coupling and ball 13's one end fixed connection, and the cooperation has nut pair 14 on ball 13, and the spout has all been seted up to the one end lateral wall that two mounting grooves 6 are close to each other, and the cooperation has connecting plate 12 in the spout, connecting

plate

12 and 1 mutually perpendicular of first traction plate, and the perpendicular cross-section of spout is the rectangle form.

Concretely, control two series connection's driving motor 8 and start, driving motor 8 drives ball 13's rotation, nut pair 14 is linear movement along ball 13, through two connecting plates 12 between two nut pairs 14, first traction plate 1, horizontal pole 3 and second traction plate 10 establish the connection, thereby make nut pair 14 drive connecting plate 12 when removing along the spout, drive clamping mechanism's removal, make clamping mechanism drive and be drawn the overmould motion by the fixed clamp's tubular product, guarantee that tubular product draws the overall balance stability of overmould.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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 drawing and over-die drawing device for the metal pipe comprises a first drawing plate (1), a second drawing plate (10), a drawing roller (7) and a clamping mechanism, and is characterized in that the clamping mechanism is fixedly arranged between the first drawing plate (1) and the second drawing plate (10);

the clamping mechanism comprises a cross rod (3) arranged between a first traction plate (1) and a second traction plate (10), two sliding blocks (9) are sleeved outside the cross rod (3) in a penetrating and matching mode, and two fastening rings (4) are connected to two sides of each sliding block (9) in a contact and matching mode;

clamping plates (5) are welded on the bottom end surfaces of the two sliding blocks (9);

the bottom ends of the first traction plate (1) and the second traction plate (10) are fixedly welded on connecting plates (12), the two connecting plates (12) extend to nut pairs (14) in an installation groove (6), and a ball screw (13) controlled by a driving motor (8) to operate is arranged in the installation groove (6);

two mounting grooves (6) are far away from one end of the driving motor (8) and are provided with two traction rollers (7).

2. The metal pipe drawing and over-die drawing device as recited in claim 1, wherein the outer surface of the cross rod (3) is provided with external threads, four fastening rings (4) with internal threads are connected to the outer ring of the cross rod (3) in a threaded manner, and the outer surface of each fastening ring (4) is welded with the rotating disc (2).

3. The drawing device for drawing over metal pipes according to claim 2, characterized in that four fastening rings (4) are correspondingly distributed on two sides of two sliding blocks (9), and the sliding blocks (9) are in clearance fit with the cross bar (3).

4. The metal pipe drawing over-die traction device as claimed in claim 1, wherein a fixing pad (11) is fixedly nailed on one end side wall of the clamping plate (5), and the fixing pad (11) is selected from soft rubber.

5. The metal pipe drawing over-die traction device is characterized in that the driving motor (8) is fixed on the installation groove (6), an output shaft of the driving motor (8) is fixedly connected with one end of a ball screw (13) through a coupler, and the ball screw (13) is matched with a nut pair (14).

6. The metal pipe drawing and over-die drawing device as recited in claim 5, wherein the side walls of the two mounting grooves (6) close to each other are provided with sliding grooves, the sliding grooves are matched with connecting plates (12), the connecting plates (12) are perpendicular to the first drawing plate (1), and the vertical cross sections of the sliding grooves are rectangular.