Quenching transformer position adjusting device for elbow pushing machine

Abstract

The utility model relates to the field of elbow and bent pipe processing, in particular to a quenching transformer position adjusting device for an elbow pushing machine, which comprises a lifting seat and a mounting platform in sliding fit with the lifting seat along the vertical direction, and an adjusting guide rail arranged along the pushing direction of a steel pipe is further arranged on the mounting platform. The transformer is mounted on the adjusting platform, and the adjusting platform is in guide fit with the adjusting guide rail; a linear lead screw parallel to the guide direction of the adjusting guide rail is further arranged on the installation platform, a horizontal lead screw sliding seat is installed on the adjusting platform, and lead screw sliding block fit is formed between the linear lead screw and the horizontal lead screw sliding seat. The position of the induction coil on the transformer can be quickly adjusted, and the operation is simple and safe.

Description

TECHNICAL FIELD

[0001] The utility model relates to the elbow, elbow processing field, concretely is a kind of quenching transformer position adjusting device for elbow pusher. BACKGROUND

[0002] Elbow is a kind of pipe fitting for pipe elbow, and occupies an important position in pipe system.The processing of existing elbow is as described in the publication "CN108672529A", push elbow by medium-frequency induction heating technology, use hydraulic cylinder as power source to push steel pipe through elbow die, while passing through elbow die, induction coil heats steel pipe, and push into the required elbow shape.

[0003] At present, the frequency conversion device capable of generating medium-frequency current includes electromagnetic frequency multiplier, machine type frequency conversion device, thyristor (silicon controlled rectifier) frequency conversion device and ion tube frequency conversion device, wherein the efficiency of thyristor (silicon controlled rectifier) frequency conversion device can reach 90%-95%, and it is widely used in medium-frequency induction heating push elbow production.As the inductor for heating elbow, the number of turns is less, and it is not easy to match to the tuning state.At the same time, the output voltage of frequency conversion device is 750V / 375V, which is not safe for human body, so a quenching transformer needs to be connected between frequency conversion device and inductor, and the medium-frequency quenching transformer usually uses silicon steel sheet as core, which is large in size and heavy in quality.In the past, it is directly fixed on elbow pusher, and the position adjustment is difficult.

[0004] When the processing size of elbow changes, the transformer platform needs to be moved up and down by jack, which is laborious and time-consuming.At the same time, the jack needs to use crowbar to transmit human power, and when operating, the jack is located at the bottom of transformer platform, which is limited in space and is not conducive to operation.In actual production process, the platform often needs to be moved with electricity, and the operation of crowbar is extremely unsafe, so it needs to be solved urgently. UTILITY MODEL CONTENTS

[0005] In order to avoid and overcome the technical problems existing in the prior art, the utility model provides a quenching transformer position adjusting device for elbow pusher.The utility model can realize quick adjustment of the position of induction coil on transformer, and the operation is simple and safe.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A quenching transformer position adjusting device for elbow pusher, comprising a lifting seat and an installation platform which is slidably connected with the lifting seat along the vertical direction, the installation platform is further provided with an adjusting guide rail arranged along the push direction of steel pipe, the transformer is installed on the adjusting platform, and the adjusting platform and the adjusting guide rail are in guiding cooperation; the installation platform is further provided with a straight lead screw which is parallel to the guiding direction of adjusting guide rail, a horizontal lead screw sliding seat is installed on the adjusting platform, and the straight lead screw and the horizontal lead screw sliding seat are in screw block cooperation.

[0008] As a further scheme of the utility model: the transmission rod with the first adjusting hand wheel is rotationally matched on one side of the adjusting platform, the transmission rod is arranged perpendicularly to the linear lead screw and transmission cooperation is realized between the two through the bevel gear transmission assembly.

[0009] As a further scheme of the utility model: the pulley is arranged at the bottom of the adjusting platform, and the adjusting platform and the adjusting guide rail form a rolling type guiding cooperation relationship.

[0010] As a further scheme of the utility model: the lifting motor is installed on the lifting seat, the lifting lead screw arranged vertically is coaxially arranged with the motor shaft of the lifting motor, the lifting lead screw sliding seat is arranged at the end of the mounting platform, and the lifting lead screw sliding seat and the lifting lead screw form a screw sliding block cooperation.

[0011] As a further scheme of the utility model: the mounting column is vertically arranged on the base, the lifting seat is installed on the floating platform and forms a rotary cooperation with the mounting column through the floating platform; the transmission telescopic piece is rotationally matched on the floating platform and the mounting column at two ends, and the rotary axes at each rotary position are horizontally arranged on average, so that a triangular mounting system is formed among the three; the transmission telescopic piece comprises a transmission chamber with a built-in worm and gear structure, the transmission chamber is rotationally matched on the mounting column, the second adjusting hand wheel forms a power input end of the transmission worm wheel at the worm and gear structure, the worm shaft end of the worm and gear structure is coaxially matched with the transmission sleeve forming a power output end, the transmission sleeve is coaxially and screwedly matched with the transmission screw rod at the barrel cavity, and the transmission screw rod is rotationally matched with the floating platform.

[0012] As a further scheme of the utility model: the floating platform is rotationally matched with the mounting column at the middle part, the transmission telescopic piece is matched at one end of the floating platform, the other end of the floating platform is rotationally matched with the balance cylinder for passive telescoping, the other end of the balance cylinder is rotationally matched with the mounting column, and the rotary axes at the two ends of the balance cylinder are parallel to the rotary axis of the floating platform.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、The transformer is fixed on the adjusting platform, so that the transformer can travel linearly along the mounting platform, the front and rear positions can be adjusted, the process of advancing and retreating is driven by the adjusting hand wheel in the mode of bevel gear transmission to rotate the lead screw, the front and rear positions can be quickly adjusted, the adjusting hand wheel is arranged on the side of the transformer chamber in the mode of bevel gear transmission, and the staff can be conveniently operated.

[0015] 2. The utility model discloses a lifting screw is rotated by motor drive, realizes the quick lifting of installation platform, can carry out the quick adjustment of the height of transformer, and the arrangement of double screw rod structure can drive the quick retreat and advance and the lifting adjustment of transformer.

[0016] 3. The utility model discloses the transmission worm wheel in transmission chamber is driven rotation by adjusting hand wheel, and transmission worm wheel is matched with worm simultaneously, drives transmission screw rod rotation, and transmission screw rod telescopes in transmission sleeve under the action of screw thread, thereby drives floating platform to pitch and sway, thereby adjusts the pitch angle of induction coil, makes induction coil and elbow mould arrange coaxially, realizes the accurate adjustment of position, under the bidirectional support of transmission screw rod and balance air cylinder, improved the stability of floating platform. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structural diagram of the utility model.

[0018] Figure 2 It is the structural diagram of elbow pusher of the utility model.

[0019] Figure 3 It is Figure 2 The structural diagram of middle gear transmission system.

[0020] In the drawing:

[0021] 1, transformer chamber;11, base;12, mounting column;13, transmission chamber;

[0022] 131, transmission sleeve;132, transmission worm wheel;133, second adjusting hand wheel;

[0023] 14, transmission screw rod;15, floating platform;16, balance air cylinder;17, lifting seat;

[0024] 171, lifting motor;172, lifting screw;

[0025] 18, installation platform;181, adjusting platform;182, pulley;183, adjusting guide rail;

[0026] 184, lifting screw slide base;185, first adjusting hand wheel;186, bevel gear transmission subassembly;

[0027] 187, horizontal screw slide base;188, straight line screw;189, transmission rod;

[0028] 19, transformer;191, induction coil;2, work platform;

[0029] 3, mounting seat;4, gear transmission system;

[0030] 41, driving gear; 42, driven gear; 43, screw gear; 44, reset motor;

[0031] 441, transmission belt; 45, clutch; 46, operating rod; 47, reset gear;

[0032] 5, driving motor; 51, speed reducer; 6, inner core; 7, steel pipe; 8, pushing screw; 9, pushing table. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0034] Please refer to Figures 1 to 3 In the embodiments of the present application, a quenching transformer position adjusting device for elbow pushing machine is applied in the elbow pushing machine, which comprises a working platform 2, the working platform 2 is provided with a mounting seat 3, the mounting seat 3 is provided with a hole for the inner core 6 to pass through, the inner core 6 is supported and fixed by the mounting seat 3, and the inner core 6 is arranged along the length direction of the working platform 2. The mounting seat 3 is installed with pushing screws 8 located on both sides of the inner core 6, the ends of the two pushing screws 8 are provided with rotating shafts, and the rotating shafts are rotatably connected with the mounting seat 3.

[0035] The pushing table 9 is installed on the working platform 2 and is slidably connected with the working platform 2 along the length direction of the working platform 2. The table surface of the pushing table 9 is perpendicularly arranged with the inner core 6, the two ends of the pushing table 9 are respectively connected with the screw blocks of the two pushing screws 8, and the two groups of pushing screws 8 are rotated at the same time to drive the pushing table 9 to slide along the working platform 2. The pushing table 9 is provided with a guide hole, the guide hole corresponds in size with the inner core 6, the inner core 6 passes through the guide hole, the steel pipe 7 to be pushed is coaxially sleeved on the outer ring of the inner core 6, and the pushing table 9 is linearly moved at the same time to push the steel pipe 7 to slide along the inner core 6. The end of the working platform 2 is provided with an elbow die, the entrance of the elbow die is coaxially arranged with the inner core 6, and there is a gap between the entrance of the elbow die and the inner core 6 for the steel pipe 7 to pass through.

[0036] The mounting base 3 is provided with a gear transmission system 4, which comprises a lead screw gear 43 arranged at the end of the rotating shaft of the push lead screw 8, and a plurality of driving gears 41 engaged with the two groups of lead screw gears 43 through two groups of driven gears 42. When the driving gears 41 rotate, the two groups of push lead screws 8 are driven to rotate synchronously through the gear engagement transmission. The mounting base 3 is also provided with a reset gear 47 engaged with the driving gears 41, and the motor shaft of the reset motor 44 on the working platform 2 is connected to the gear shaft of the reset gear 47 through a transmission belt 441.

[0037] The working platform 2 is also provided with a driving motor 5. When the push steel pipe 7 is pushed, the motor shaft of the driving motor 5 is connected to the speed reducer 51 through gear transmission, and the driving shaft of the speed reducer 51 is connected to the driving gears 41 through the clutch 45 to transmit power. The clutch 45 is controlled by the operating rod 46 to realize the following two working states:

[0038] The clutch 45 is advanced and connected to the driving gears 41. The driving motor 5 drives the driving gears 41 to rotate through the speed reducer 51 and the clutch 45. In this state, the push steel pipe 7 is pushed, and the reset motor 44 is not working.

[0039] The clutch 45 is retreated and disconnected from the driving gears 41. In this state, the reset motor 44 is started, and the driving gears 41 are reversed through the transmission belt 441, so that the two push lead screws 8 are reversed to drive the push table 9 to automatically reset.

[0040] The end of the working platform 2 is provided with a transformer room 1, which is located above the inner core 6 and avoids the position of the advancing path of the steel pipe 7. A mounting column 12 is vertically arranged on the base 11 at the bottom of the transformer room 1, and a floating platform 15 is arranged on the mounting column 12 through a rotating shaft. The rotating axis of the floating platform 15 and the mounting column 12 is parallel to the push table 9.

[0041] The mounting column 12 is also provided with a transmission chamber 13 hinged with the mounting column 12, and a transmission worm gear 132 and a worm are arranged in the transmission chamber 13. The axis of the transmission worm gear 132 is parallel to the rotating axis of the floating platform 15. A second adjusting hand wheel 133 is coaxially arranged on the transmission worm gear 132. By rotating the second adjusting hand wheel 133, the transmission worm gear 132 is driven to rotate, and the worm is driven to rotate through the worm gear and worm transmission at the same time.

[0042] The transmission chamber 13 is provided with a transmission sleeve 131 coaxially arranged with the worm, an inner thread is formed in the sleeve cavity of the transmission sleeve 131, and the transmission threaded rod 14 is installed in the transmission sleeve 131 and threadedly matched with the transmission sleeve 131. The end of the transmission threaded rod 14 located outside the transmission sleeve 131 is hingedly matched with the floating platform 15, the transmission sleeve 131 rotates synchronously with the worm, and the transmission threaded rod 14 is threadedly matched with the transmission sleeve 131, and the transmission threaded rod 14 is telescoped in the transmission sleeve 131, so as to drive the floating platform 15 to pitch and oscillate.

[0043] The mounting column 12 is further provided with a balance cylinder 16, the balance cylinder 16 is in a compressed state, and the two ends of the balance cylinder 16 are respectively hingedly connected with the floating platform 15 and the mounting column 12, and the balance cylinder 16, the floating platform 15 and the transmission threaded rod 14 are triangularly distributed.

[0044] The top surface of the floating platform 15 is vertically provided with a lifting seat 17, and a mounting platform 18 is slidably matched with the lifting seat 17 through a lifting screw rod sliding seat 184. The lifting seat 17 is provided with a lifting motor 171 at the top, the lifting screw rod 172 is arranged along the length direction of the lifting seat 17 and is matched with the lifting screw rod sliding seat 184 to form a screw rod sliding block, and the motor shaft of the lifting motor 171 is coaxially arranged with the lifting screw rod 172 to drive the mounting platform 18 to ascend and descend along the lifting seat 17.

[0045] The top surface of the mounting platform 18 is arranged in parallel with the floating platform 15, the mounting platform 18 is provided with an adjusting guide rail 183 along the length direction, an adjusting platform 181 is arranged above the adjusting guide rail 183, four corner ends of the adjusting platform 181 are provided with pulleys 182, each pulley 182 is clamped and matched with the adjusting guide rail 183, and the transformer 19 is installed on the adjusting platform 181 and then slides on the mounting platform 18 through the adjusting platform 181.

[0046] After the transformer 19 is installed, the power supply is connected with the inductive coil 191 fixed on the transformer 19 through the transformer 19, the inductive coil 191 is arranged outside the elbow die, and is coaxially arranged with the elbow die after the front and rear positions and the pitch angle are adjusted. The inductive coil 191 is designed in a split type, the upper part is directly installed on the transformer, the lower inductive coil is in the shape of “Ω”, the upper and lower parts are connected into an integrated whole through fasteners, and it is ensured that the tooling will not be loose during use.

[0047] The linear lead screw 188 is installed on the mounting platform 18 along the parallel adjusting guide rail 183, the horizontal lead screw sliding seat 187 is installed on the adjusting platform 181, the linear lead screw 188 cooperates with the horizontal lead screw sliding seat 187 through the lead screw sliding block to push the adjusting platform 181 to linearly travel; the first adjusting hand wheel 185 is installed on the adjusting platform 181, the transmission rod 189 is coaxially arranged on the first adjusting hand wheel 185, the transmission rod 189 is vertically arranged with the linear lead screw 188, and is driven through the bevel gear transmission assembly 186. The outer wall of the transformer room 1 is grooved, and the transmission rod 189 of the first adjusting hand wheel 185 and the wheel rod of the second adjusting hand wheel 133 pass through.

[0048] The basic principles of the application are described above in combination with specific embodiments, but it should be pointed out that the advantages, advantages, effects and the like mentioned in the application are only examples and are not limited, and these advantages, advantages, effects and the like cannot be considered as the various embodiments of the application must have. In addition, the above-mentioned specific details are only for the purpose of example and for the purpose of understanding, and are not limited, and the above-mentioned details do not limit the application to the above-mentioned specific details.

[0049] The block diagram of the device, apparatus, equipment, system involved in the application is only an illustrative example and is not intended to require or imply that the connection, arrangement, configuration shown in the block diagram must be connected, arranged and configured. As those skilled in the art will recognize, these devices, apparatus, equipment, system can be connected, arranged and configured in any way. Words such as "include", "contain", "have" and the like are open-ended words, which mean "include but not limited to", and can be used interchangeably. The words "or" and "and" used herein mean the word "and / or", and can be used interchangeably unless the context clearly indicates otherwise. The word "such as" used herein means the phrase "such as but not limited to", and can be used interchangeably.

Claims

1. A quenching transformer position adjusting device for a elbow pusher, characterized by, The mounting platform (18) is slidably connected with the lifting seat (17) in the vertical direction, and the adjusting guide rail (183) is arranged on the mounting platform (18) in the pushing direction of the steel pipe, the transformer (19) is mounted on the adjusting platform (181), and the adjusting platform (181) is guided by the adjusting guide rail (183).

2. A quench transformer position adjusting device for a bending machine according to claim 1, characterized in that, The adjusting platform (181) is rotatably connected with the transmission rod (189) provided with the first adjusting hand wheel (185), the transmission rod (189) is arranged perpendicularly to the linear screw rod (188), and the transmission rod (189) and the linear screw rod (188) are in transmission connection through the bevel gear transmission assembly (186).

3. The quench transformer position adjustment device for a bending machine according to claim 2, characterized in that The bottom of the adjusting platform (181) is provided with the pulley (182), and the adjusting platform (181) is in rolling guiding connection with the adjusting guide rail (183).

4. The position adjusting device for quenching transformer of elbow pushing machine according to any one of claims 1-3, characterized in that, The lifting motor (171) is mounted on the lifting seat (17), the lifting screw rod (172) is coaxially arranged with the motor shaft of the lifting motor (171) in the vertical direction, the lifting screw rod sliding seat (184) is arranged at the end of the mounting platform (18), and the lifting screw rod sliding seat (184) is in screw rod sliding block connection with the lifting screw rod (172).

5. A position adjusting device for quenching transformer of elbow pushing machine according to any one of claims 1 to 3, characterized in that, The base (11) is vertically provided with the mounting column (12), the lifting seat (17) is mounted on the floating platform (15) and is in rotary connection with the mounting column (12) through the floating platform (15), the transmission telescopic member is rotatably connected with the floating platform (15) and the mounting column (12) at two ends, the rotary axes of the rotary connections are horizontally arranged, so that a triangular mounting system is formed among the three, the transmission telescopic member comprises the transmission chamber (13) provided with a worm and gear structure, the transmission chamber (13) is rotatably connected with the mounting column (12), the second adjusting hand wheel (133) is connected with the power input end of the transmission worm wheel (132) of the worm and gear structure, the worm shaft end of the worm and gear structure is coaxially connected with the power output end of the transmission sleeve (131), the transmission sleeve (131) is coaxially and threadedly connected with the transmission threaded rod (14) in the barrel cavity, and the transmission threaded rod (14) is rotatably connected with the floating platform (15).

6. A quench transformer position adjustment device for a bending machine according to claim 5, characterized in that The floating platform (15) is rotatably connected with the mounting column (12) at the middle part, the transmission telescopic member is connected with one end of the floating platform (15), the other end of the floating platform (15) is rotatably connected with the balance cylinder (16) for passive telescoping, the other end of the balance cylinder (16) is rotatably connected with the mounting column (12), and the rotary axes of the two ends of the balance cylinder (16) are parallel to the rotary axis of the floating platform (15).

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