CN212902653U

CN212902653U - Outer circulation conveyer for electric kiln

Info

Publication number: CN212902653U
Application number: CN202021484301.3U
Authority: CN
Inventors: 刘涛
Original assignee: Nanjing Linhua Magnetic Materials Co ltd
Current assignee: Nanjing Linhua Magnetic Materials Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-06
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses an outer circulation conveyer for electric kiln, the entrance of the feeding conveyer of electric kiln both sides and the entrance of ejection of compact conveyer are equipped with the structure of opening and shutting, the entrance of the feeding conveyer of electric kiln both sides and the exit of ejection of compact conveyer still are connected with first base, be equipped with the motor on the first base, be equipped with fixed branch perpendicularly on the first base, be connected with the moving part through second hinge pin swing joint on the fixed branch, the second hinge pin is connected with the third connecting piece, the moving part is articulated with first montant, first montant end connection has the second connecting plate, be equipped with the second montant on the second connecting plate, be equipped with the second cylinder on the second montant of second connecting plate tip; the automatic grabbing device is characterized in that supporting plates are arranged above two sides of the first base, a conveying chain is arranged above the supporting plates, and a grabbing mechanism is further arranged on one side of the conveying chain.

Description

Outer circulation conveyer for electric kiln

Technical Field

The utility model belongs to electric kiln production facility field, concretely relates to outer loop conveyer for electric kiln.

Background

The electric kiln is a stove for firing ceramic ware and sculpture or fusing enamel on the surface of metal ware, is generally built by bricks and stones, is made into specifications with different sizes according to requirements, can be operated by combustible gas, oil or electricity, is easier to control the temperature than a kiln using combustible gas and oil, but the products on the upper side and the lower side of the kiln are both manually carried, has high labor intensity, needs at least 3 people to carry out plate stacking every day, needs at least two people to select after being sintered out of the kiln, wastes manpower, and has low efficiency.

Publication No. CN208906910U discloses an external circulation conveyer for electric kiln, which comprises an electric kiln, a discharge conveyer arranged at an outlet of the electric kiln and a feed conveyer arranged at an inlet of the electric kiln, wherein the external circulation conveyer parallel to the electric kiln is arranged at one side of the electric kiln, and the discharge conveyer, the feed conveyer and the external circulation conveyer respectively comprise supports arranged in parallel and a plurality of rollers connected among the supports; two ends of the external circulation conveying device are provided with conveying chains respectively connected with the discharging conveying device and the feeding conveying device; the discharging conveying device and the feeding conveying device extend to the conveying chain, lifting plates are connected to two ends of the roller wheels at positions corresponding to the conveying chain, and lifting assemblies and lifting motors used for driving the lifting assemblies are connected to the bottoms of the lifting plates. The utility model has the advantages of use manpower sparingly, promote machining efficiency.

The problems existing in the prior art are as follows: utilize the roller wheel to convey and cause the material easily and burn good device damage and can't accomplish step-by-step conveying, feed rate and electric kiln fire speed, discharge speed can not correspond, simultaneously, outer circulating device's feeding links together with the ejection of compact, causes the confusion easily, reduces production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outer circulation conveyer for electric kiln to solve the problem that proposes in the above-mentioned technical background.

In order to solve the above problem, the utility model provides a following technical scheme: the utility model provides an extrinsic cycle conveyer for electric kiln, is equipped with the structure of opening and shutting including opening and shutting structure and conveying chain, the entrance of the feeding conveyer's of electric kiln both sides entrance and ejection of compact conveyer's entrance, the structure of opening and shutting includes support, first connecting plate and T type fixing base, wherein: the support is fixedly connected to the feeding conveying device, the end of the support is connected with a first connecting plate, a T-shaped fixed seat is arranged on the first connecting plate, the T-shaped fixed seat is connected with a first air cylinder through a first connecting piece, the end of the first air cylinder is connected with a joint bearing, the joint bearing is connected to a second connecting piece through a first hinge pin, the end of the second connecting piece is connected with a cover plate, and the cover plate penetrates through a through hole through a linear guide shaft to movably connect the cover plate to the upper end portions of the L-shaped fixed seats on the two sides of the T-shaped fixed seat on the base;

the inlet of the feeding conveying device and the outlet of the discharging conveying device on two sides of the electric kiln are also connected with first bases, motors are arranged on the first bases, fixed supporting rods are vertically arranged on the first bases, moving parts are movably connected to the fixed supporting rods through second hinge pins, the second hinge pins are connected with third connecting pieces, the moving parts are hinged to first vertical rods, second connecting plates are connected to the end portions of the first vertical rods, second vertical rods are arranged on the second connecting plates, and second air cylinders are arranged on the third vertical rods at the end portions of the second connecting plates;

the improved gripper is characterized in that conveying chain supporting plates are arranged above two sides of the first base, a conveying chain is arranged above the supporting plates, a gripping mechanism is further arranged on one side of the conveying chain and comprises a second base, a third cylinder is connected onto the second base, a connecting rod is connected onto the third cylinder, the end of the connecting rod is connected with a fourth cylinder, and the fourth cylinder is connected with a gripper.

Preferably, the end of the first connecting plate is provided with an L-shaped shock absorption piece with silica gel on the surface.

Preferably, an auxiliary bottom groove is formed in the supporting plate below the conveying chain.

Preferably, the hand grip is provided with an anti-abrasion piece.

Preferably, the third vertical rod at the end of the second connecting plate is longer than the other second vertical rods.

Compared with the prior art, the beneficial effects of the utility model are that: through step-by-step feed mechanism, can make the conveying of material realize step-by-step for the ejection of compact improves production efficiency with the feeding is mutually supported, utilizes specific material placer simultaneously, can effectively prevent material wearing and tearing.

Drawings

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

FIG. 2 is a side view of the structure of the opening/closing door;

FIG. 3 is a front view of the structure of the opening/closing door;

FIG. 4 is a side view of the cover plate;

FIG. 5 is a schematic view of a step feed mechanism;

fig. 6 is a schematic view of the grasping mechanism.

In the figure: 1 electric kiln, 2 discharge conveying devices, 3 feed conveying devices, 4 opening and closing door structures, 401 first connecting plates, 402T-shaped fixed seats, 403 first connecting pieces, 404 first air cylinders, 405 oscillating bearings, 406L-shaped fixed seats, 407 second connecting pieces, 408 cover plates, 409 linear guide shafts, 411 supports, 413L-shaped shock absorption pieces, 414 first hinge pins, 4081 through holes, 5 conveying chains, 6 material placing pieces, 7 grabbing mechanisms, 701 second bases, 702 third air cylinders, 703 anti-abrasion pieces, 704 grippers, 705 fourth air cylinders, 706 connecting rods, 10 first bases, 12 second connecting plates, 13 first vertical rods, 14 movable pieces, 15 fixed supporting rods, 16 third connecting pieces, 17 motors, 18 second hinge pins, 20 second vertical rods, 21 second air cylinders, 22 third vertical rods, 23, 24 supporting plates and 25 auxiliary bottom grooves.

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 present application, and it is obvious that the described embodiments are only some, not all, of the embodiments of the present invention. Based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without inventive achievements all belong to the protection scope of the present invention.

As shown in the figure, the utility model provides a technical scheme: the utility model provides an extrinsic cycle conveyer for electric kiln, is equipped with opening and shutting door structure 4 including opening and shutting door structure 4 and conveying chain 5, the entrance of the feeding conveyer 3 of 1 both sides of electric kiln and the entrance of ejection of compact conveyer 2, opening and shutting door structure 4 includes support 411, first connecting plate 401 and T type fixing base 402, wherein: the bracket 411 is fixedly connected to the feeding conveyer 3, the end of the bracket 411 is connected with a first connecting plate 401, the first connecting plate 401 is provided with a T-shaped fixed seat 402, the T-shaped fixed seat 402 is connected with a first air cylinder 404 through a first connecting piece 403, the end of the first air cylinder 404 is connected with a knuckle bearing 405, the knuckle bearing 405 is connected with a second connecting piece 407 through a first hinge pin 414, the end of the second connecting piece 407 is connected with a cover plate 408, the cover plate 408 passes through a through hole 4081 through a linear guide shaft 409 to movably connect the cover plate 408 to the upper end parts of L-shaped fixed seats 406 on both sides of the T-shaped fixed seat 402 on the first connecting plate 401, when the first air cylinder 404 extends out, the connecting bearing 405 is driven to move forwards, so that the cover plate 408 overturns around the linear guide shaft to realize opening, the maximum overturned angle is 90 degrees, and the first air cylinder, meanwhile, the end part of the first connecting plate 401 is provided with an L-shaped damping piece 413 with silica gel on the surface, so that the cover plate is prevented from being damaged due to multiple opening and closing, and the noise is reduced;

the inlet of the feeding conveying device 3 and the outlet of the discharging conveying device 2 on both sides of the electric kiln 1 are also connected with a first base 10, the first base 10 is provided with a motor 17, the first base 10 is vertically provided with a fixed supporting rod 15, the fixed supporting rod 15 is movably connected with a moving part 14 through a second hinge pin 18, the second hinge pin 18 is connected with a third connecting piece 16, the moving part 14 is hinged with a first vertical rod 13, the end part of the first vertical rod 13 is connected with a second connecting plate 12, the second connecting plate 12 is provided with a second vertical rod 20, a third vertical rod 22 at the end part of the second connecting plate 12 is provided with a second cylinder 21, the second hinge pin 18 rotates under the driving of the motor 17 to drive the moving part 14 to move, because the first vertical rod 13 is hinged with the moving part 14 and the end part of the moving part 14 is connected with the second connecting plate 12, the second connecting plate 12 can realize the movement, the second montant 20 on the second connecting plate 12 can contact the work piece in proper order and place a 6, drives the material and places a 6 motion to realize the step-by-step feeding of material, when the material was placed a position that reachs the structure 4 that opens and shuts, the third montant 22 contact material of the longer than other second montants 20 of second connecting plate 12 tip was placed a. And the materials are ejected out through the second cylinder 21 and sent into the feeding conveying device 3, the silica gel buffer piece 23 on the second cylinder 21 can play a role in buffering and protecting the materials, and similarly, when the fired products are conveyed to the ground from the discharging conveying device, the products are moved out of the material placing piece 6 in the mode.

A conveying chain supporting plate 24 is arranged above two sides of the first base 10, a conveying chain 5 is arranged above the supporting plate 24, a grabbing mechanism 7 is further arranged on one side of the conveying chain 5, the grabbing mechanism 7 comprises a second base 701, a third cylinder 702 is connected to the second base 701, a connecting rod 706 is connected to the third cylinder 702, the end of the connecting rod 706 is connected with a fourth cylinder 705, the fourth cylinder 705 is connected with a gripper 704, after the materials are conveyed to the feeding conveying device 3, the height of the hand grip 704 is adjusted through the third air cylinder 702, the width of the hand grip 704 is adjusted by a fourth air cylinder 705, the surface of the hand grip 704 is provided with an anti-abrasion member 703 which prevents abrasion of the material placing member and increases friction force, the material placing member 6 is grabbed, the material placing member 6 is taken off from the conveying chain and conveyed to the initial position by the conveying belt, an auxiliary bottom groove 25 is formed in the supporting plate 24 below the conveying chain, so that the conveying chain can move circularly. Similarly, the material placement member 6 is also removed in this way after the fired product has been transferred from the discharge conveyor to the ground and removed.

When the utility model works, after a worker places corresponding materials on the material placing piece 6, the height of the gripper 704 is adjusted through the third air cylinder 702, the width of the gripper 704 is adjusted through the fourth air cylinder 705, the surface of the gripper 704 is provided with the anti-abrasion piece 703 which prevents the abrasion of the material placing piece and increases the friction force, the material placing piece 6 is grabbed, the material placing piece is placed on the conveying chain 5, the motor 17 is started, the second hinge pin 18 rotates under the driving of the motor 17 to drive the movable piece 14 to move, because the first vertical rod 13 is hinged with the movable piece 14, and the end part of the movable piece 14 is connected with the second connecting plate 12, the second connecting plate 12 can realize the movement, the second vertical rod 20 on the second connecting plate 12 can sequentially contact the workpiece placing piece 6 to drive the material placing piece 6 to move, thereby realizing the step feeding of the materials, when the material placing piece reaches the position of the opening and closing door structure, the first cylinder 404 is lifted out, the cover plate 408 is opened, the third vertical rod 22 which is longer than other second vertical rods 20 and is arranged at the end part of the second connecting plate 12 contacts the material placing piece, the material is ejected out through the second cylinder 21 and is sent into the feeding and conveying device 3, the first cylinder 404 is contracted, and the cover plate 408 is closed. At the same time, the material placement element 6 is removed from the conveyor chain 5 by means of the gripper 704.

The material is sent into the electric kiln 1 by the feeding conveying device 3, the product is sent out through the discharging conveying device 2 after the material is fired in the electric kiln 1, the height of the gripper 704 is adjusted through the third air cylinder 702, the width of the gripper 704 is adjusted through the fourth air cylinder 705, the surface of the gripper 704 is provided with the anti-abrasion piece 703, the material placing piece is prevented from being abraded, the friction force is increased, the material placing piece 6 is grabbed, the first air cylinder 404 is lifted out, the cover plate 408 is opened, the material placing piece 6 is placed on the conveying chain 5, the first air cylinder 404 is contracted, and the cover plate 408 is closed. The motor 17 drives the stepping feeding mechanism to convey the material placing part 6 to the ground, and after the product is taken down, the material placing part 6 is taken down by the gripper 704. So far, one complete feeding and discharging is completed.

Although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts will be within the scope of the appended claims.

Claims

1. The utility model provides an outer loop conveyer for electric kiln, includes opening and shutting door structure (4) and conveying chain (5), its characterized in that: the entrance of feeding conveyer (3) of electric kiln (1) both sides is connected with one and opens and shuts door structure (4), and the entrance of ejection of compact conveyer (2) is connected with one and opens and shuts door structure (4), open and shut door structure (4) include support (411), first connecting plate (401) and T type fixing base (402), wherein: the feeding device comprises a support (411), a first connecting plate (401) is connected to the end of the support (411), a T-shaped fixing seat (402) is arranged on the first connecting plate (401), the T-shaped fixing seat (402) is connected with a first air cylinder (404) through a first connecting piece (403), a knuckle bearing (405) is connected to the end of the first air cylinder (404), the knuckle bearing (405) is connected to a second connecting piece (407) through a first hinge pin (414), the end of the second connecting piece (407) is connected with a cover plate (408), and the cover plate (408) penetrates through a through hole (4081) through a linear guide shaft (409) to movably connect the cover plate (408) to the upper end of an L-shaped fixing seat (406) on the first connecting plate (401) on two sides of the T-shaped fixing seat (402);

the inlet of the feeding conveying device (3) on two sides of the electric kiln (1) is connected with a first base (10), the outlet of the discharging conveying device (2) is further connected with the first base (10), a motor (17) is arranged on the first base (10), a fixed supporting rod (15) is vertically arranged on the first base (10), a moving part (14) is movably connected onto the fixed supporting rod (15) through a second hinge pin (18), the second hinge pin (18) is connected with a third connecting part (16), the moving part (14) is hinged to a first vertical rod (13), the end part of the first vertical rod (13) is connected with a second connecting plate (12), a second vertical rod (20) is arranged on the second connecting plate (12), and a second air cylinder (21) is arranged on a third vertical rod (22) at the end part of the second connecting plate (12);

first base (10) both sides top is equipped with conveying chain backup pad (24), backup pad (24) top is equipped with conveying chain (5), one side of conveying chain (5) still is equipped with snatchs mechanism (7), it includes second base (701) to snatch mechanism (7), be connected with third cylinder (702) on second base (701), be connected with connecting rod (706) on third cylinder (702), the end connection fourth cylinder (705) of connecting rod (706), fourth cylinder (705) are connected with tongs (704).

2. The external circulation conveyor for electric kilns as claimed in claim 1, wherein: the end part of the first connecting plate (401) is provided with an L-shaped damping piece (413) with silica gel on the surface.

3. The external circulation conveyor for electric kilns as claimed in claim 1, wherein: and an auxiliary bottom groove (25) is arranged on the supporting plate (24) below the conveying chain.

4. The external circulation conveyor for electric kilns as claimed in claim 1, wherein: the anti-abrasion piece (703) is arranged on the gripper (704).

5. The external circulation conveyor for electric kilns as claimed in claim 1, wherein: the third vertical rod (22) at the end part of the second connecting plate (12) is longer than the other second vertical rods (20).

6. The external circulation conveyor for electric kilns as claimed in claim 1, wherein: and a silica gel buffer piece (23) is arranged at the end part of the second cylinder (21).