阅读说明：本技术 一种用于变压器的双压式包胶机 (Double-pressure rubber coating machine for transformer ) 是由 夏云 于 2020-12-18 设计创作，主要内容包括：本发明涉及变压器加工技术领域,具体是涉及一种用于变压器的双压式包胶机,包括有：双工调架；第一夹具和第二夹具,所述夹具分别设置在双工调架双工工作端上,且所述第一夹具工作端两侧包括有U型夹持杆,所述第一夹具工作端另两侧还设置有定位梯形块；第一输送机和第二输送机,所述输送机沿双工调架径向设置在第一夹具两侧；往复移料机构,设置在第一夹具外侧,且所述往复移料机构工作端包括有第一手指气缸和第二手指气缸；胶带输送机构,设置在第二夹具外侧,且包括有张力辊；切带机构,其工作端水平朝向第一夹具和第二夹具上变压器中心位置；弹性抵压机构,其双工工作端竖直朝下设置在双工调架顶部,该包胶机能够自动上下料,且包胶紧密。(The invention relates to the technical field of transformer processing, in particular to a double-pressure rubber coating machine for a transformer, which comprises the following components: duplex adjusting frames; the clamp is arranged on a duplex working end of the duplex adjusting frame, two sides of the working end of the first clamp comprise U-shaped clamping rods, and the other two sides of the working end of the first clamp are also provided with positioning trapezoidal blocks; the first conveyor and the second conveyor are arranged on two sides of the first clamp along the radial direction of the double adjusting frame; the reciprocating material moving mechanism is arranged on the outer side of the first clamp, and the working end of the reciprocating material moving mechanism comprises a first finger cylinder and a second finger cylinder; the rubber belt conveying mechanism is arranged on the outer side of the second clamp and comprises a tension roller; the working end of the belt cutting mechanism horizontally faces to the center positions of the transformers on the first clamp and the second clamp; the elastic pressing mechanism is arranged at the top of the duplex adjusting frame with the duplex working end vertically downward, the rubber coating machine can automatically feed and discharge materials, and rubber coating is tight.)

1. The utility model provides a two pressing rubber coating machines for transformer which characterized in that, including:

the duplex adjusting frame (1) has duplex working ends which can rotate around the center as an axis, and the duplex working ends of the duplex adjusting frame (1) can move in the opposite direction or in the opposite direction;

the clamping device comprises a first clamp (2) and a second clamp (3), wherein the clamps are respectively arranged at the duplex working end of a duplex adjusting frame (1), two sides of the working end of the first clamp (2) comprise U-shaped clamping rods (2a) with openings horizontally opposite and capable of elastically sliding along the radial direction of the U-shaped clamping rods, the other two sides of the top end of the working end of the first clamp (2) are also provided with positioning trapezoidal blocks (2b) for limiting the position of a transformer, and the second clamp (3) has the same structure as the first clamp (2);

the automatic feeding device comprises a first conveyor (4) and a second conveyor (5), wherein the conveyors are radially arranged on two sides of a first clamp (2) along a duplex adjusting frame (1), the discharging end of the first conveyor (4) horizontally faces one side of the first clamp (2), and the feeding end of the second conveyor (5) horizontally faces the other side of the first clamp (2);

the reciprocating material moving mechanism (6) is arranged on the outer side of the first clamp (2), and the working end of the reciprocating material moving mechanism (6) comprises a first finger cylinder (6a) and a second finger cylinder (6b) which can place a transformer on the discharging end of the first conveyor (4) on the first clamp (2) and place a finished transformer on the first clamp (2) on the feeding end of the second conveyor (5);

the adhesive tape conveying mechanism (7) is arranged on the outer side of the second clamp (3) and comprises a tension roller (7a) of a transformer capable of elastically and tightly adhering the adhesive tape to the second clamp (3);

the working end of the belt cutting mechanism (8) horizontally faces to the center of the transformer on the first clamp (2) and the second clamp (3) along the radial direction;

and the duplex working end of the elastic pressing mechanism (9) is vertically arranged at the top of the duplex adjusting frame (1) downwards, and in a working state, the duplex working end of the elastic pressing mechanism (9) is elastically pressed on the top end of the transformer on the clamp, and the duplex working end of the elastic pressing mechanism (9) and the duplex adjusting frame (1) synchronously rotate.

2. Double-press adhesive-coating machine for transformers according to claim 1, characterized in that the double-transfer frame (1) comprises:

a first rotary cylinder (1a) with a working end thereof arranged vertically upward;

the rotating disc (1b) is coaxially arranged at the working end of the first rotating cylinder (1 a);

the first clamp (2) and the second clamp (3) are arranged at the top end of the purple rotating disc (1b) in a sliding mode along the radial direction through the guide rail (1 c);

the axis of a threaded hole of the first internal thread fixing lug (1d) is horizontally arranged at the bottom ends of the first clamp (2) and the second clamp (3);

the first bidirectional threaded rod (1e) is rotatably arranged at the top end of the rotating disc (1b) through a rotating seat, and the first bidirectional threaded rod (1e) is screwed with a first internal thread fixing lug (1d) at the bottom end of the clamp in a coaxial thread mode.

3. Double-press adhesive-coating machine for transformers according to claim 1, characterized in that the first clamp (2) further comprises:

the working end of the second rotary cylinder (2c) is vertically upwards and is arranged at the top end of the rotating disc (1b) in a sliding manner along the radial direction through a guide rail (1 c);

the fixed disc (2d) is coaxially and fixedly arranged at the working end of the second rotary cylinder (2c), two sides of the top end of the fixed disc (2d) are provided with radial sliding grooves (2d1), and the top end of the fixed disc (2d) is also provided with an avoiding groove (2d2) used for avoiding transformer pins and protrusions;

the threaded pin (2e) is coaxially and rotatably arranged in the sliding groove (2d1) along the radial direction through the rotating seat;

the internal thread sliding block (2f) is arranged in the sliding groove (2d1) in a sliding mode in the radial direction, and the internal thread sliding block (2f) is screwed with the thread pin (2e) in a coaxial mode;

the mounting block (2g) is arranged in the sliding groove (2d1) in a sliding mode in the radial direction, the mounting block (2g) is in sliding fit with the threaded pin (2e), the mounting block (2g) is located on one side, facing the periphery of the fixed disc (2d), of the internal thread sliding block (2f), and the top end of the mounting block (2g) is further provided with a mounting hole (2g1) used for fixedly mounting the U-shaped clamping rod (2 a);

and the first spring (2h) is coaxially sleeved on the threaded pin (2e) and two ends of the first spring are respectively abutted against the opposite sides of the mounting block (2g) and the rotating seat.

4. The double-pressure rubber coating machine for the transformer according to claim 1, wherein the reciprocating material moving mechanism (6) further comprises:

the magnetic coupling rodless cylinder (6c) is arranged on one side of the duplex adjusting frame (1) along the conveying direction of the first conveyor (4) and the second conveyor (5);

the working end of the first sliding table cylinder (6d) is arranged at the working end of the magnetic coupling rodless cylinder (6c) along the radial direction towards the axis of the first clamp (2), and the working end of the second sliding table cylinder (6e) is vertically arranged at one side of the working end of the first sliding table cylinder (6d) downwards;

the connecting plate (6f) is arranged at the working end of the second sliding table cylinder (6e), and the first finger cylinder (6a) and the second finger cylinder (6b) are arranged on two sides of the connecting plate (6 f);

and the clamping jaw (6g) is arranged at the finger cylinder clamping part and used for clamping the periphery of the transformer.

5. Double-press adhesive-wrapping machine for transformers according to claim 1, characterized in that the adhesive tape feeding mechanism (7) further comprises:

the adhesive tape disc (7b) is vertically and rotatably arranged on the outer side of the duplex adjusting frame (1) through the axis of the fixing column (7c), and the adhesive tape disc (7b) is horizontal to the transformer placed on the first clamp (2) and the second clamp (3);

the fixing device comprises a fixing rod (7d) and a rotating rod (7e), one end of the fixing rod (7d) is fixedly arranged on the fixing column (7c) along the radial direction, one end of the rotating rod (7e) is rotatably arranged on the fixing column (7c) along the radial direction, inserting holes (7d1) are formed in the fixing rod (7d) at equal intervals, and a tension roller (7a) and an adhesive tape disc (7b) are coaxially and coaxially arranged at the other end of the rotating rod (7e) in a rotating mode;

extension spring (7f), extension spring (7f) one end and dwang (7e) central point put fixed connection, and the coaxial grafting of the other end is in spliced eye (7d1), under the operating condition, thereby the sticky tape butt is in tight butt in tension roller (7a) periphery on sticky tape dish (7b) transformer periphery on the anchor clamps.

6. Double-pressure adhesive-wrapping machine for transformers according to claim 1, characterized in that the elastic pressing means (9) comprise:

the portal frame (9a) is arranged at the top of the duplex adjusting frame (1);

the working end of the third sliding table cylinder (9b) is vertically arranged at the top end of the portal frame (9a) downwards, and the working end of the third rotary cylinder (9c) is vertically arranged at the working end of the Akian third sliding table cylinder (9b) downwards;

the duplex distance adjusting frame (9d) is used for adjusting the distance between the two rotary cylinders (9c) and adjusting the distance between the two rotary cylinders;

the axis of the fixed cylinder (9e) is vertically and fixedly arranged at the bottom end of the duplex working part of the duplex distance adjusting frame (9 d);

the lifting rod (9f) is coaxially and slidably arranged in the fixed cylinder (9e), and the top end of the lifting rod is provided with a fixed ring (9f1) which is in sliding fit with the inner periphery of the fixed cylinder (9 e);

and the second spring (9g) is coaxially arranged in the fixed cylinder (9e), and two ends of the second spring are respectively abutted against the top end of the fixed ring (9f1) and the bottom end of the working part of the duplex distance adjusting frame (9 d).

7. The dual-pressure adhesive coating machine for the transformer according to claim 1, wherein the elastic pressing mechanism (9) further comprises an abutting ball head (9h), and the abutting ball head (9h) is coaxially and fixedly arranged at the bottom end of the lifting rod (9f) and used for abutting against the top end of the transformer.

8. The dual-pressure adhesive coating machine for the transformer according to claim 1, wherein the inner diameter of the top end of the inner circumference of the U-shaped clamping rod (2a) is gradually increased from bottom to top.

9. Double-pressure adhesive-wrapping machine for transformers according to claim 3, characterized in that the two sides of the top of the fixed disc (2d) are provided with a radial waist-shaped groove (2d3) for fixedly positioning the trapezoidal block (2 b).

10. Double-press adhesive-coating machine for transformers according to claim 6, characterized in that the duplex distance-adjusting rack (9d) comprises:

the center of the top end of the track frame (9d1) is fixedly connected with the working end of the third rotary cylinder (9 c);

a first U-shaped slider (9d2) and a first U-shaped slider (9d2), wherein the opening of the slider is upwards arranged at the bottom end of the track frame (9d1) in a sliding manner, and the axis of the fixed cylinder (9e) is vertically arranged at the bottom end of the slider;

the second internal thread fixing lug (9d4) is fixedly arranged at the top end of the sliding block;

and a second bidirectional threaded rod (9d5), the axis of which is horizontally coaxial, and the rotating seat is rotatably arranged at the bottom end of the track frame (9d1), and the second bidirectional threaded rod (9d5) is coaxially screwed with the second internal thread fixing lug (9d 4).

Technical Field

The invention relates to the technical field of transformer processing, in particular to a double-pressure rubber coating machine for a transformer.

Background

The rubber coating machine is used for coating rubber belts on frameworks needing rubber coating so as to coat one or more layers of rubber belts on the corresponding frameworks. The encapsulation machine in the prior art generally comprises a rubber belt conveying mechanism for fixing a rubber belt, a jig head for fixing a framework, a framework rotating mechanism and a rubber belt cutting mechanism, and although the encapsulation machine is widely used, the encapsulation machine still has certain defects and shortcomings.

Specifically, on one hand, the jig head is generally only provided with one jig head for fixing the framework, so that only one framework can be encapsulated during each operation, and after encapsulation is finished, the corresponding encapsulated framework needs to be dismounted and then a new framework to be encapsulated needs to be mounted again for encapsulation, so that the encapsulation operation efficiency is low, the production and processing period is long, and the labor and labor cost is increased; on the other hand, when large transformer frameworks need to be encapsulated, the large transformer frameworks are large in size and easy to shake in the encapsulating operation process, so that the encapsulation is not neat, and the traditional encapsulating machine is not provided with a framework pressing mechanism for fixing the large transformer frameworks, so that the traditional encapsulating machine is generally only suitable for encapsulating small frameworks but not suitable for encapsulating large transformer frameworks.

Chinese patent CN201721176818.4 discloses a top pressing type double-shaft rubber coating machine; the device comprises a main controller, a substrate, a rubber coating panel, a jig head, a framework rotating mechanism, a rubber belt conveying mechanism, a belt cutting mechanism and a transformer framework pressing mechanism; the jig head comprises a first jig head and a second jig head; the framework rotating mechanism is used for controlling the rotation of the two jig heads so as to sequentially encapsulate the transformer frameworks fixedly arranged on the two jig heads; the rubber belt conveying mechanism is used for conveying the rubber belt supplied materials to the transformer frameworks fixedly arranged on the two jig heads; the tape cutting mechanism is used for cutting the adhesive tape on the transformer framework after the encapsulation, and the transformer framework pressing mechanism is used for pressing and fixing the transformer framework clamped and fixed on the two jig heads.

The rubber coating machine still needs manual feeding and discharging, and the rubber belt is still not tightly wound during rubber coating.

Disclosure of Invention

For solving the technical problem, the double-pressure rubber coating machine for the transformer is provided, and the technical scheme solves the problems that the double-pressure rubber coating machine can automatically feed and discharge materials and can enable an adhesive tape to be tightly wound.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:

a dual pressure rubber coating machine for transformer, including: the duplex adjusting frame has duplex working ends which can rotate around the center as an axis and can move in opposite directions or in opposite directions; the clamp is respectively arranged on a duplex working end of a duplex adjusting frame, two sides of the working end of the first clamp comprise U-shaped clamping rods with openings horizontally opposite and capable of elastically sliding along the radial direction of the U-shaped clamping rods, the other two sides of the top end of the working end of the first clamp are also provided with positioning trapezoidal blocks for limiting the position of a transformer, and the second clamp and the first clamp have the same structure; the first conveyor and the second conveyor are arranged on two sides of the first clamp along the radial direction of the duplex adjusting frame, the discharge end of the first conveyor horizontally faces one side of the first clamp, and the feed end of the second conveyor horizontally faces the other side of the first clamp; the reciprocating material moving mechanism is arranged outside the first clamp, and the working end of the reciprocating material moving mechanism comprises a first finger cylinder and a second finger cylinder which can place a transformer on the discharging end of the first conveyor on the first clamp and place a finished transformer on the first clamp on the feeding end of the second conveyor; the rubber belt conveying mechanism is arranged on the outer side of the second clamp and comprises a tension roller of a transformer, wherein the tension roller can elastically and tightly adhere the rubber belt to the second clamp; the working end of the belt cutting mechanism horizontally faces to the center of the transformer on the first clamp and the second clamp along the radial direction; and the duplex working end of the elastic abutting-pressing mechanism is vertically arranged at the top of the duplex adjusting frame downwards, and in a working state, the duplex working end of the elastic abutting-pressing mechanism elastically abuts against the top end of the transformer on the clamp, and the duplex working end of the elastic abutting-pressing mechanism and the duplex adjusting frame working end synchronously rotate.

Preferably, the duplex adjusting rack comprises: the working end of the first rotary cylinder is vertically arranged upwards; the rotating disc is coaxially arranged at the working end of the first rotary cylinder; the first clamp and the second clamp are arranged at the top end of the purple rotating disc in a sliding manner along the radial direction through the guide rail; the axis of a threaded hole of the first internal thread fixing lug is horizontally arranged at the bottom ends of the first clamp and the second clamp; and the first bidirectional threaded rod is rotatably arranged at the top end of the rotating disc through the rotating seat, and the first bidirectional threaded rod is screwed with the first internal thread fixing lug at the bottom end of the clamp in a coaxial thread manner.

Preferably, the first clamp further comprises: the working end of the second rotary cylinder is vertically upwards arranged at the top end of the rotating disc in a sliding manner along the radial direction through a guide rail; the fixed disc is coaxially and fixedly arranged at the working end of the second rotary cylinder, two sides of the top end of the fixed disc are provided with sliding grooves along the radial direction, and the top end of the fixed disc is also provided with avoidance grooves for avoiding transformer pins and bulges; the threaded pin is coaxially and rotatably arranged in the sliding groove along the radial direction through the rotating seat; the internal thread sliding block is arranged in the sliding groove in a sliding mode along the radial direction, and the internal thread sliding block is screwed with the thread pin in a coaxial thread mode; the mounting block is arranged in the sliding groove in a sliding mode along the radial direction, is in sliding fit with the threaded pin, is positioned on one side, facing the periphery of the fixed disc, of the internal thread sliding block, and is also provided with a mounting hole for fixedly mounting the U-shaped clamping rod at the top end; and the first spring is coaxially sleeved on the threaded pin, and two ends of the first spring are respectively abutted against the opposite sides of the mounting block and the rotating seat.

Preferably, reciprocal material mechanism that moves is still including: the magnetic coupling rodless cylinder is arranged on one side of the duplex adjusting frame along the conveying direction of the first conveyor and the second conveyor; the working end of the first sliding table cylinder is arranged at the working end of the magnetic coupling rodless cylinder along the radial direction towards the axis of the first clamp, and the working end of the second sliding table cylinder is vertically arranged at one side of the working end of the first sliding table cylinder downwards; the connecting plate is arranged at the working end of the second sliding table cylinder, and the first finger cylinder and the second finger cylinder are arranged on two sides of the connecting plate; the clamping jaw is arranged on the finger cylinder clamping part and used for clamping the periphery of the transformer.

Preferably, the tape conveying mechanism further comprises: the adhesive tape disc is vertically and rotatably arranged on the outer side of the duplex adjusting rack through the axis of the fixed column, and the adhesive tape disc is horizontal to the transformer arranged on the first clamp and the second clamp; the fixing device comprises a fixing rod and a rotating rod, wherein one end of the fixing rod is fixedly arranged on the fixing column along the radial direction, one end of the rotating rod is rotatably arranged on the fixing column along the radial direction, the fixing rod is provided with inserting holes at equal intervals, and the tension roller and the adhesive tape disc are coaxially and rotatably arranged at the other end of the rotating rod; and one end of the tension spring is fixedly connected with the center of the rotating rod, the other end of the tension spring is coaxially inserted into the insertion hole, and in a working state, the adhesive tape on the adhesive tape disc is abutted to the periphery of the tension roller so as to be tightly abutted to the periphery of the transformer on the clamp.

Preferably, the elastic pressing mechanism comprises: the portal frame is arranged at the top of the duplex adjusting frame; the working end of the third sliding table cylinder is vertically arranged at the top end of the portal frame downwards, and the working end of the third rotary cylinder is vertically arranged at the working end of the Azi third sliding table cylinder downwards; the duplex distance adjusting frame is characterized in that a duplex working end faces downwards horizontally, and the center position of the top end of the duplex working end is fixedly connected with the working end of a third rotary cylinder; the axis of the fixed cylinder is vertically and fixedly arranged at the bottom end of the duplex working part of the duplex distance adjusting frame; the lifting rod is coaxially and slidably arranged in the fixed cylinder, and the top end of the lifting rod is provided with a fixed ring in sliding fit with the inner periphery of the fixed cylinder; and the second spring is coaxially arranged in the fixed cylinder, and two ends of the second spring are respectively abutted to the top end of the fixed ring and the bottom end of the working part of the duplex distance adjusting frame.

Preferably, the elastic pressing mechanism further comprises a pressing ball head, and the pressing ball head is coaxially and fixedly arranged at the bottom end of the lifting rod and used for pressing against the top end of the transformer.

Preferably, the inner diameter of the top end of the inner periphery of the U-shaped clamping rod is gradually increased from bottom to top.

Preferably, waist-shaped grooves for fixedly positioning the trapezoidal blocks along the radial direction are arranged on two sides of the top end of the fixed disc.

Preferably, the duplex distance adjusting frame comprises: the center position of the top end of the track frame is fixedly connected with the working end of the third rotary cylinder; the device comprises a first U-shaped sliding block and a first U-shaped sliding block, wherein an opening of the sliding block is upwards arranged at the bottom end of a track frame in a sliding mode, and the axis of a fixed cylinder is vertically arranged at the bottom end of the sliding block; the second internal thread fixing lug is fixedly arranged at the top end of the sliding block; and the axis horizontal coaxial rotating seat is rotatably arranged at the bottom end of the track frame, and the second bidirectional threaded rod is screwed with the second internal thread fixing lug in a coaxial thread manner.

Compared with the prior art, the invention has the beneficial effects that:

the rubber coating machine automatically feeds and discharges materials through the reciprocating material moving mechanism, the rubber belt can be always kept in a tight state with the transformer through the tension roller, specifically, before work, the transformer I is placed on a second clamp, so that the second clamp with the same structure as the first clamp elastically clamps the transformer I, the non-sticky surface of the rubber belt on the conveying end of the rubber belt conveying mechanism abuts against the periphery of the tension roller, and the rubber belt is adhered to the periphery of the transformer on the second clamp; starting the magnetic coupling rodless cylinder and the first sliding table cylinder, enabling the first finger cylinder to place the second transformer on the discharge end of the first conveyor on the first clamp, and enabling the second transformer to overcome the elastic acting force of the U-shaped clamping rod, so that the second transformer is fixed between the positioning trapezoidal blocks and is stable relative to the clamp; starting a third sliding table cylinder to enable the third sliding table cylinder to be abutted against the top ends of the first transformer and the second transformer, so that when the transformer winds an adhesive tape and is in a position exchange, the transformer is not easy to move on the clamp, and therefore the encapsulation is not tight; starting the second clamp to drive the transformer to coaxially rotate, so that the adhesive tape is wound on the first transformer in a tightened state, and the first transformer is encapsulated; starting the first rotary cylinder, so that the rotary disc drives the clamp to exchange positions, and the adhesive tape wound on the first transformer is partially adhered to the second transformer; starting a belt cutting mechanism to enable the working end of the belt cutting mechanism to move towards the center of the transformer along the horizontal direction, so that the adhesive tape between the transformers is cut off, namely the adhesive tape is adhered to the second transformer; driving the working end of the elastic pressing mechanism to reset, starting the magnetic coupling rodless cylinder and the first sliding table cylinder, enabling the second finger cylinder to place the encapsulated transformer I at the feeding end of the second conveyor and conveying the encapsulated transformer I to a designated place, and enabling the first finger cylinder to place the encapsulated transformer III at the discharging end of the first conveyor on the second clamp, so that the steps are repeated, and the transformer can be continuously and automatically encapsulated; compared with the existing equipment, the rubber coating machine is higher in working efficiency through manual feeding and discharging, and the transformer framework and the rubber coating of the inner core of the transformer framework are more stable.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a perspective view of a duplex adjustable turret of the present invention;

FIG. 5 is a side view of a first adjustable resilient swivel clamp of the present invention;

FIG. 6 is a cross-sectional view at section A-A of FIG. 5;

FIG. 7 is a perspective view of a duplex reciprocating material moving mechanism of the present invention;

FIG. 8 is a perspective view of the elastic tape feeding mechanism of the present invention;

fig. 9 is a side view of the duplex resilient return biasing mechanism of the present invention;

fig. 10 is a sectional view at section B-B of fig. 9.

The reference numbers in the figures are:

1-double adjusting rack; 1 a-a first swing cylinder; 1 b-a rotating disc; 1 c-a guide rail; 1 d-a first internal thread fixing lug; 1 e-a first bidirectional threaded rod;

2-a first clamp; 2 a-U-shaped clamping rods; 2 b-positioning the trapezoidal blocks; 2 c-a second swing cylinder; 2 d-fixing the disc; 2d 1-chute; 2d 2-avoidance slot; 2d 3-waist groove; 2 e-a threaded pin; 2 f-internal thread sliding block; 2 g-mounting block; 2g 1-mounting hole; 2 h-first spring;

3-a second clamp;

4-a first conveyor;

5-a second conveyor;

6-reciprocating material moving mechanism; 6 a-first finger cylinder; 6 b-a second finger cylinder; 6 c-a magnetically coupled rodless cylinder; 6 d-a first slipway cylinder; 6 e-a second slip table cylinder; 6 f-connecting plate; 6 g-clamping jaw;

7-a rubber belt conveying mechanism; 7 a-a tension roller; 7 b-adhesive tape disc; 7 c-a fixed column; 7 d-fixing the rod; 7d 1-plug hole; 7 e-rotating rod; 7 f-a tension spring;

8-a belt cutting mechanism;

9-elastic pressing mechanism; 9 a-a portal frame; 9 b-a third slip table cylinder; 9 c-a third rotary cylinder; 9 d-duplex distance adjusting frames; 9d 1-track holder; 9d 2-first U-shaped slider; 9d 3-second U-shaped slider; 9d 4-second female threaded securing lugs; 9d 5-second bidirectional threaded rod; 9 e-a stationary cylinder; 9 f-lifting rod; 9f 1-retaining ring; 9 g-a second spring; 9 h-butt joint ball head

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1, a dual-pressure type adhesive coating machine for a transformer includes:

the duplex adjusting frame 1 is characterized in that duplex working ends of the duplex adjusting frame 1 can rotate by taking a center as an axis, and the duplex working ends of the duplex adjusting frame 1 can move in the opposite direction or in the opposite direction;

the clamping device comprises a first clamp 2 and a second clamp 3, wherein the clamps are respectively arranged on a duplex working end of a duplex adjusting frame 1, two sides of the working end of the first clamp 2 comprise U-shaped clamping rods 2a with openings horizontally opposite and capable of elastically sliding along the radial direction of the U-shaped clamping rods, two sides of the top end of the working end of the first clamp 2 are also provided with positioning trapezoidal blocks 2b for limiting the position of a transformer, and the second clamp 3 has the same structure as the first clamp 2;

the automatic feeding device comprises a first conveyor 4 and a second conveyor 5, wherein the conveyors are arranged on two sides of a first clamp 2 along the radial direction of a duplex adjusting frame 1, the discharge end of the first conveyor 4 horizontally faces one side of the first clamp 2, and the feed end of the second conveyor 5 horizontally faces the other side of the first clamp 2;

the reciprocating material moving mechanism 6 is arranged outside the first clamp 2, and the working end of the reciprocating material moving mechanism 6 comprises a first finger cylinder 6a and a second finger cylinder 6b which can place a transformer on the discharging end of the first conveyor 4 on the first clamp 2 and place a finished transformer on the first clamp 2 on the feeding end of the second conveyor 5;

the adhesive tape conveying mechanism 7 is arranged on the outer side of the second clamp 3 and comprises a tension roller 7a of a transformer capable of elastically and tightly adhering the adhesive tape on the second clamp 3;

the working end of the belt cutting mechanism 8 horizontally faces to the center of the transformer on the first clamp 2 and the second clamp 3 along the radial direction;

and the elastic pressing mechanism 9 is arranged at the top of the duplex adjusting frame 1, the duplex working end of the elastic pressing mechanism 9 is vertically downwards arranged, and in a working state, the duplex working end of the elastic pressing mechanism 9 is elastically pressed on the top end of the transformer on the clamp, and the duplex working end of the elastic pressing mechanism 9 and the working end of the duplex adjusting frame 1 synchronously rotate.

The structure of the existing equipment of the belt cutting mechanism 8 is mature, and is not described herein;

before work, the first transformer is placed on the second clamp 3, the second clamp 3 which has the same structure as the first clamp 2 elastically clamps the first transformer, and the non-adhesive surface of the adhesive tape at the conveying end of the adhesive tape conveying mechanism 7 abuts against the periphery of the tension roller 7a, so that the adhesive tape is adhered to the periphery of the first transformer on the second clamp 3;

starting the reciprocating material moving mechanism 6, enabling the first finger cylinder 6a to place the second transformer on the discharging end of the first conveyor 4 on the first clamp 2, and enabling the second transformer to overcome the elastic acting force of the U-shaped clamping rod 2a, so that the second transformer is fixed between the positioning trapezoidal blocks 2b and is stable relative to the clamps;

starting the elastic pressing mechanism 9 to enable the duplex working end of the elastic pressing mechanism to be pressed against the top ends of the first transformer and the second transformer, so that when the transformer winds an adhesive tape and exchanges positions, the transformer is not easy to move on the clamp, and therefore the encapsulation is not tight;

starting the second clamp 3 to drive the transformer to coaxially rotate, so that the adhesive tape is wound on the first transformer in a tightened state, and the first transformer is encapsulated;

starting the duplex adjusting frame 1, so that the duplex working end of the duplex adjusting frame drives the clamp to exchange positions, and the adhesive tape wound on the first transformer is partially adhered to the second transformer;

starting the belt cutting mechanism 8 to enable the working end of the belt cutting mechanism to move towards the center of the transformer along the horizontal direction, so that the adhesive tape between the transformers is cut off, namely the adhesive tape is adhered to the second transformer;

the working end of the elastic pressing mechanism 9 is driven to reset, the reciprocating material moving mechanism 6 is started, the first encapsulated transformer is placed at the feeding end of the second conveyor 5 by the second finger cylinder 6b and conveyed to a designated place by the second finger cylinder, and meanwhile, the third encapsulated transformer at the discharging end of the first conveyor 4 is placed on the second clamp 3 by the first finger cylinder 6a, so that the steps are repeated, and the continuous automatic encapsulation of the transformer can be realized.

As shown in fig. 4, the duplex tuning frame 1 includes:

the working end of the first rotary cylinder 1a is vertically arranged upwards;

the rotating disc 1b is coaxially arranged at the working end of the first rotary cylinder 1 a;

the guide rail 1c is used for arranging the top end of the purple rotating disc 1b in a sliding manner along the radial direction through the guide rail 1c, and the first clamp 2 and the second clamp 3 are arranged on the top end of the purple rotating disc 1b in a sliding manner;

the axis of a threaded hole of the first internal thread fixing lug 1d is horizontally arranged at the bottom ends of the first clamp 2 and the second clamp 3;

and the first bidirectional threaded rod 1e is rotatably arranged at the top end of the rotating disc 1b through a rotating seat, and the first bidirectional threaded rod 1e is screwed with the first internal thread fixing lug 1d at the bottom end of the clamp in a coaxial thread manner.

When the transformers placed on the first clamp 2 and the second clamp 3 need to exchange positions, the first rotary air cylinder 1a is started, the working end of the first rotary air cylinder drives the rotating disc 1b to coaxially rotate, namely, the transformers on the clamps exchange positions, so that adhesive tapes are convenient to wind, when the distance between the first clamp 2 and the second clamp 3 needs to be adjusted, the first bidirectional threaded rod 1e is rotated, the output shaft of the first bidirectional threaded rod coaxially rotates on the rotating disc 1b, the first bidirectional threaded rod 1e is coaxially screwed with the first internal thread fixing lug 1d arranged at the bottom end of the clamps, so that the clamps move towards or away from the guide rail 1c, and the distance between the clamps is convenient to adjust.

As shown in fig. 4 and 6, the first clamp 2 further includes:

the working end of the second rotary cylinder 2c is vertically upwards arranged at the top end of the rotating disc 1b in a sliding manner along the radial direction through a guide rail 1 c;

the fixed disc 2d is coaxially and fixedly arranged at the working end of the second rotary cylinder 2c, two sides of the top end of the fixed disc 2d are provided with radial sliding grooves 2d1, and the top end of the fixed disc 2d is also provided with an avoiding groove 2d2 used for avoiding transformer pins and protrusions;

a screw pin 2e coaxially rotatably provided in the slide groove 2d1 in the radial direction by a rotary base;

the internal thread sliding block 2f is arranged in the sliding groove 2d1 in a sliding mode along the radial direction, and the internal thread sliding block 2f is in coaxial threaded connection with the threaded pin 2 e;

the mounting block 2g is arranged in the sliding groove 2d1 in a sliding mode along the radial direction, the mounting block 2g is in sliding fit with the threaded pin 2e, the mounting block 2g is located on one side, facing the periphery of the fixed disc 2d, of the internal thread sliding block 2f, and the top end of the mounting block 2g is further provided with a mounting hole 2g1 used for fixedly mounting the U-shaped clamping rod 2 a;

and the first spring 2h is coaxially sleeved on the threaded pin 2e, and two ends of the first spring are respectively abutted against the opposite sides of the mounting block 2g and the rotating seat.

When the transformer is guided by the positioning trapezoidal block 2b to overcome the elastic force of the U-shaped clamping rod 2a to abut against the fixed disk 2d, the transformer pins and the protrusions fall into the avoiding groove 2d2, so that the transformer is stable relative to the fixed disk 2d, the U-shaped clamping rod 2a overcomes the elastic force of the first spring 2h to abut against the periphery of the transformer through the mounting block 2g, the transformer can be stably fixed at the top end of the fixed disk 2d, the U-shaped clamping rod 2a is fixedly arranged on the mounting hole 2g1 through the mounting hole 2g1, the U-shaped clamping rods 2a with different specifications can be conveniently replaced so as to adapt to clamping of transformers with different sizes, the threaded pin 2e is rotated to coaxially rotate in the sliding groove 2d1, the threaded pin 2e is coaxially screwed with the internal thread sliding block 2f, and the internal thread sliding block 2f slides in the sliding groove 2d1, thereby being convenient for adjust the distance between the U-shaped clamping rods 2a and clamping transformers with different sizes.

As shown in fig. 7, the reciprocating material moving mechanism 6 further includes:

the magnetic coupling rodless cylinder 6c is arranged on one side of the double-adjustable frame 1 along the conveying direction of the first conveyor 4 and the second conveyor 5;

the working end of the first sliding table cylinder 6d is arranged at the working end of the magnetic coupling rodless cylinder 6c along the radial direction towards the axis of the first clamp 2, and the working end of the second sliding table cylinder 6e is vertically downwards arranged on one side of the working end of the first sliding table cylinder 6 d;

the connecting plate 6f is arranged at the working end of the second sliding table cylinder 6e, and the first finger cylinder 6a and the second finger cylinder 6b are arranged on the two sides of the connecting plate 6 f;

and the clamping jaw 6g is arranged at the finger cylinder clamping part and used for clamping the periphery of the transformer.

Through starting the magnetic coupling rodless cylinder 6c, the first sliding table cylinder 6d and the second sliding table cylinder 6e, the first finger cylinder 6a and the second finger cylinder 6b which are arranged on the two sides of the connecting plate 6f can reciprocate to place the transformer on the first conveyor 4 on the first fixture 2 and place the finished transformer on the first fixture 2 on the second conveyor 5, so that the purpose of automatic feeding and discharging is achieved, the clamping jaw 6g is arranged at the clamping part of the finger cylinder, and the transformer is prevented from being separated from the finger cylinder during clamping.

As shown in fig. 8, the tape feeding mechanism 7 further includes:

the adhesive tape disc 7b is vertically and rotatably arranged on the outer side of the duplex adjusting rack 1 through the axis of a fixing column 7c, and the adhesive tape disc 7b is horizontal to the transformer arranged on the first clamp 2 and the second clamp 3;

the fixing device comprises a fixing rod 7d and a rotating rod 7e, one end of the fixing rod 7d is fixedly arranged on the fixing column 7c along the radial direction, one end of the rotating rod 7e is rotatably arranged on the fixing column 7c along the radial direction, inserting holes 7d1 are formed in the fixing rod 7d at equal intervals, and the tension roller 7a and the adhesive tape disc 7b are coaxially and coaxially arranged at the other end of the rotating rod 7e in a rotating mode;

and one end of the tension spring 7f is fixedly connected with the center of the rotating rod 7e, the other end of the tension spring 7f is coaxially inserted into the insertion hole 7d1, and in a working state, the rubber belt on the rubber belt disc 7b abuts against the periphery of the tension roller 7a so as to tightly abut against the periphery of the transformer on the clamp.

When the adhesive tape is pulled, the adhesive tape disc 7b coaxially rotates on the fixed column 7c, namely, the tension roller 7a rotatably mounted on the rotating rod 7e can always tighten the adhesive tape, so that the situation that the transformer cannot be encapsulated due to looseness is prevented, the position of one end of the tension spring 7f on the fixed rod 7d is adjusted, namely, the tension spring 7f is inserted into the insertion hole 7d1 in different positions, and the elastic pulling force between the fixed rod 7d and the rotating rod 7e can be adjusted.

As shown in fig. 2, 9 and 10, the elastic pressing mechanism 9 includes:

the portal frame 9a is arranged at the top of the duplex adjusting frame 1;

the working end of the third sliding table cylinder 9b is vertically downwards arranged at the top end of the portal frame 9a, and the working end of the third rotary cylinder 9c is vertically downwards provided with the working end of the Ardisia purpurea third sliding table cylinder 9 b;

the duplex distance adjusting frame 9d is provided with a duplex working end which faces downwards horizontally, and the center position of the top end of the duplex working end is fixedly connected with the working end of the third rotary cylinder 9 c;

the axis of the fixed cylinder 9e is vertically and fixedly arranged at the bottom end of the duplex working part of the duplex distance adjusting frame 9 d;

a lifting rod 9f coaxially arranged in the fixed cylinder 9e in a sliding manner, and the top end of the lifting rod is provided with a fixed ring 9f1 in sliding fit with the inner periphery of the fixed cylinder 9 e;

and the second spring 9g is coaxially arranged in the fixed cylinder 9e, and two ends of the second spring respectively abut against the top end of the fixed ring 9f1 and the bottom end of the working part of the duplex distance adjusting frame 9 d.

Portal frame 9a is used for fixed third slip table cylinder 9b, start third slip table cylinder 9b, make its working end drive third revolving cylinder 9c and the vertical decline of duplex roll adjustment frame 9d, thereby make lifter 9f overcome second spring 9g elasticity butt transformer top on first anchor clamps 2 and second anchor clamps 3, thereby make 1 working end of duplex roll adjustment frame at the rotation, start third revolving cylinder 9c and revolve thereupon, make in the rubber coating in-process, the transformer skeleton is fastened all the time on the anchor clamps, thereby make the rubber coating inseparabler, retainer plate 9f1 is used for preventing lifter 9f from breaking away from solid fixed cylinder 9e, and through adjusting duplex roll adjustment frame 9d, can make lifter 9f coaxial with first anchor clamps 2 or second anchor clamps 3.

As shown in fig. 10, the elastic pressing mechanism 9 further includes a pressing ball 9h, and the pressing ball 9h is coaxially and fixedly disposed at the bottom end of the lifting rod 9f for pressing against the top end of the transformer.

Through setting up butt bulb 9h in lifter 9f bottom to through reducing area of contact when, the transformer is supported the pressure all the time and is fixed at the anchor clamps top.

As shown in FIG. 6, the inner diameter of the top end of the inner periphery of the U-shaped clamping bar 2a gradually increases from the bottom to the top.

The internal diameter of the top end of the inner periphery of the U-shaped clamping rod 2a is gradually increased from bottom to top, so that the transformer can be clamped between the U-shaped clamping rods 2a through the inclined surface of the transformer.

As shown in fig. 4, the fixed disk 2d is provided at both sides of the top end thereof with kidney-shaped grooves 2d3 for fixedly positioning the trapezoidal blocks 2b in the radial direction.

The positioning trapezoidal blocks 2b are fixed on the fixed disc 2d through the waist-shaped grooves 2d3, so that the distance between the positioning trapezoidal blocks 2b is convenient to adjust to adapt to clamping transformers with different sizes.

As shown in fig. 10, the duplex distance-adjusting rack 9d includes:

the center of the top end of the rail frame 9d1 is fixedly connected with the working end of the third rotary cylinder 9 c;

a first U-shaped slider 9d2 and a first U-shaped slider 9d2, wherein the slider is provided with an opening facing upwards and is slidably arranged at the bottom end of the track frame 9d1, and the axis of the fixed cylinder 9e is vertically arranged at the bottom end of the slider;

the second internal thread fixing lug 9d4 is fixedly arranged at the top end of the sliding block;

and a second bidirectional threaded rod 9d5, an axis horizontal coaxial rotating seat is rotatably arranged at the bottom end of the track frame 9d1, and the second bidirectional threaded rod 9d5 is coaxially screwed with the second internal thread fixing lug 9d 4.

The second bidirectional threaded rod 9d5 is rotated to coaxially rotate in the track frame 9d1, the first U-shaped slide block 9d2 and the second U-shaped slide block 9d3 are slidably arranged on the track frame 9d1, and the second internal thread fixing lug 9d4 is coaxially screwed with the second bidirectional threaded rod 9d5, so that the slide blocks can slide towards or away from each other, thereby facilitating the adjustment of the distance between the fixing cylinders 9e, facilitating the coaxial connection between the fixing cylinders and the first clamp 2 or the second clamp 3 and facilitating the stable coaxial butting of the transformer.

The working principle of the invention is as follows:

the device realizes the functions of the invention through the following steps, thereby solving the technical problems provided by the invention:

firstly, before work, placing a first transformer on a second clamp 3, enabling the second clamp 3 with the same structure as the first clamp 2 to elastically clamp the first transformer, and enabling a non-stick surface of an adhesive tape on a conveying end of an adhesive tape conveying mechanism 7 to abut against the periphery of a tension roller 7a, so that the adhesive tape is adhered to the periphery of the first transformer on the second clamp 3;

step two, starting the magnetic coupling rodless cylinder 6c and the first sliding table cylinder 6d, enabling the first finger cylinder 6a to place the second transformer on the discharge end of the first conveyor 4 on the first clamp 2, and enabling the second transformer to overcome the elastic acting force of the U-shaped clamping rod 2a, so that the second transformer is fixed between the positioning trapezoidal blocks 2b and is stable relative to the clamp;

step three, starting a third sliding table air cylinder 9b to enable the third sliding table air cylinder 9b to abut against the top ends of a first transformer and a second transformer, so that when the transformer winds an adhesive tape and exchanges positions, the transformer is not easy to move on the clamp, and therefore the encapsulation is not tight;

step four, starting the second clamp 3 to drive the transformer to coaxially rotate, so that the adhesive tape is wound on the first transformer in a tightened state, and the first transformer is encapsulated;

step five, starting the first rotary cylinder 1a, so that the rotary disc 1b drives the clamp to exchange positions, and the adhesive tape wound on the first transformer is partially adhered to the second transformer;

step six, starting the belt cutting mechanism 8 to enable the working end of the belt cutting mechanism to horizontally move towards the center of the transformer, so that the adhesive tape between the transformers is cut off, namely the adhesive tape is adhered to the second transformer;

and seventhly, driving the working end of the elastic pressing mechanism 9 to reset, starting the magnetic coupling rodless cylinder 6c and the first sliding table cylinder 6d, enabling the second finger cylinder 6b to place the encapsulated transformer I at the feeding end of the second conveyor 5 and convey the encapsulated transformer I to a designated place, and enabling the first finger cylinder 6a to place the encapsulated transformer III at the discharging end of the first conveyor 4 on the second clamp 3, so that the steps are repeated, and the transformer can be continuously and automatically encapsulated.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.