TW202026579A - Metal heat treatment machine characterized by evenly heating the metal piece when the metal piece moving in the delivery assembly - Google Patents

Abstract

The present invention relates to a metal heat treatment machine including a furnace body and a delivery assembly. A processing space is formed in the furnace body. The delivery assembly is disposed in the processing space. The delivery assembly consists of a delivering belt, a plurality of guiding wheel assemblies, at least one upper gear assembly, at least two lower gear assemblies and at least two heaters. The delivering belt is enclosed and has a delivering mesh and two chains. The two chains are used to link the delivering mesh to move. The upper gear assembly and the lower gear assemblies are staggeringly arranged, and the two chains are surroundedly installed along the upper gear assembly and the lower gear assemblies, so as to make the delivering mesh form a high-low spaced inclined step difference with respect to the upper gear assembly and the lower gear assemblies. The heaters are respectively installed above and below the delivery assembly of the processing space. Thereby, a metal piece can be flipped and heated evenly when the metal piece moves in the delivery assembly.

Description

Metal heat treatment machine

The invention is applied to the technical field of metal product processing, especially a metal heat treatment machine that can provide uniform heating.

Conventional metal products usually require surface treatment during post-processing. In order to increase the efficiency of the process and the need for environmental protection, the industry has developed a metal heat treatment machine to control the temperature and heating time, so that the metal can be controlled by The thickness of the oxide film is formed to achieve the purpose of coloring.

For example, the new approved patent No. M556735 "Metal heat treatment machine", which mainly uses a conveyor belt and heating equipment in a main body, and a cam group is set under the conveyor belt to drive the conveyor belt to move up and down slightly. , In order to provide continuous vibration of the conveyor belt to drive the metal parts on the conveyor belt to jump, so that the metal processing parts will not fit the conveyor belt to increase the uniformity of heating. However, although this method can achieve the effect that some metal processing parts will not be completely heated in one place, but due to the fast beating speed of the metal, the change of the heated part is low, the effect is limited, and there is still room for improvement and cannot be effective. The metal processing parts are evenly heated, so the uniform coloring effect cannot be achieved.

In view of the fact that the aforementioned conventional metal heat treatment machine still has the problem of uneven heating of the metal workpiece in actual use, the inventor created the present invention to improve it.

The main purpose of the present invention is to provide a metal heat treatment machine, which can be designed with a conveyor belt with a high bottom interval and an inclined section, so that the metal processing part can be turned by the undulation of the conveyor belt, and the surface of the metal processing part can be stabilized When heated, the uniformity of the color film formed on the surface of the metal processing part is increased to achieve a better yield.

In order to achieve the aforementioned purpose of the invention, the technical means used in the present invention is to provide a metal heat treatment machine, which includes a furnace body, a conveying group and at least two heaters. A processing space is formed in the furnace body, and the top of the furnace body is connected to the processing space with at least one fan. Both ends of the furnace body are respectively provided with a material inlet and a material outlet, and both ends of the furnace body are respectively formed with an inlet An extension part and an outlet extension part, the conveying group is arranged in the processing space, and the conveying group extends to the entrance extension part and the outlet extension part, the conveying group includes a conveyor belt, a plurality of guide wheel groups, at least one upper Gear set and at least two lower gear sets, the conveyor belt is closed, and the conveyor belt extends from the material inlet and the material outlet to the top of the inlet extension and the outlet extension on both sides, the conveyor belt has A conveying mesh and two chains, and the conveying mesh is provided with the chains on both outer sides, and the two chains are used to link the conveying mesh to move, and the guide wheel sets are respectively formed at the positions of the periphery of the conveyor belt, And meshes with two chains, and one of the guide wheel sets is connected to the power source for guiding the rotation of the conveyor belt, the upper gear set and the lower gear set are arranged in a staggered arrangement, the upper gears Two upper gears are respectively provided with two upper gears to mesh with the two chains of the conveyor belt, and a first mandrel is respectively arranged between the two corresponding upper gears, and the lower gear sets are respectively provided with two lower gears to Do not mesh with the two chains of the conveyor belt, and a second mandrel is provided between the two corresponding lower gears, and the lowest position of the upper gear is lower than the highest position of the lower gear, and the two chains are along the The upper gear set and the lower gear sets are wound around so that the conveying mesh forms a high-bottom interval and slope difference with respect to the upper gear sets and the lower gear sets. A height difference is formed between the first spindle of the upper gear set and the conveying mesh, and the heaters are respectively arranged above and below the conveying set of the processing space.

In an embodiment of the present invention, in the above-mentioned metal heat treatment machine, the furnace body is provided with three separated fans.

In an embodiment of the present invention, in the above-mentioned metal heat treatment machine, the furnace body is provided with a curtain at the material inlet and the material outlet respectively.

In an embodiment of the present invention, in the aforementioned metal heat treatment machine, a heat dissipation fan is provided on one side of the outlet extension of the furnace body.

In an embodiment of the present invention, in the aforementioned metal heat treatment machine, a mask is provided at both ends of the horizontal position of the conveying mesh perpendicular to the longitudinal direction of the furnace body.

In an embodiment of the present invention, in the above-mentioned metal heat treatment machine, the conveying mesh is respectively provided with a plurality of baffles at intervals outwards.

In an embodiment of the present invention, in the above-mentioned metal heat treatment machine, the power source may be a motor.

In an embodiment of the present invention, in the above-mentioned metal heat treatment machine, the upper gear set is provided with two, the lower gear set is provided with three, and the middle and two outer positions of the upper gear set are respectively provided with the lower gear set .

In an embodiment of the present invention, in the above-mentioned metal heat treatment machine, the heaters are respectively an electric heating rod.

10‧‧‧Furnace body

11‧‧‧Processing space

12‧‧‧Fan

13‧‧‧Material inlet

14‧‧‧Material export

15‧‧‧Blind

16‧‧‧Entrance extension

17‧‧‧Exit extension

18‧‧‧Cooling fan

20‧‧‧Conveying Group

21‧‧‧Heater

22‧‧‧Conveyor belt

220‧‧‧Conveying mesh

221‧‧‧Mask

222‧‧‧Chain

223‧‧‧file

23‧‧‧Guide wheel group

24‧‧‧Upper gear set

240‧‧‧Upper gear

241‧‧‧First Mandrel

25‧‧‧Lower gear set

250‧‧‧Lower Gear

251‧‧‧Second Mandrel

30‧‧‧Metal Parts

Figure 1 is a schematic side view of the present invention.

Figure 2 is a partial enlarged schematic side view of the present invention.

Figure 3 is a partially enlarged perspective view of the present invention.

As shown in Figures 1 to 3, the metal heat treatment machine of the present invention is used for heat treatment of a plurality of metal parts. It includes a furnace body 10 in which a processing space 11 is formed, and the furnace body At least one fan 12 is provided at the top of 10 connected to the processing space 11, as shown in the figure, there are three separated fans 12, and both ends of the furnace body 10 are respectively provided with a material inlet 13 and a material outlet 14. The furnace body 10 is provided with a curtain 15 at the material inlet 13 and the material outlet 14 respectively. Both ends of the furnace body 10 are respectively formed with an inlet extension portion 16 and an outlet extension portion 17, one of the outlet extension portions 17 A cooling fan 18 is provided on the side, and a conveying group 20 is provided in the processing space 11, the conveying group 20 extends to the inlet extension portion 16 and the outlet extension portion 17, and the processing space 11 is above the conveying group 20 and A plurality of heaters 21 are respectively provided below, and the heaters 21 can be electric heating rods.

The conveyor set 20 includes a conveyor belt 22, a plurality of guide wheel sets 23, at least one upper gear set 24, at least a lower gear set 25, and a power source (not shown in the figure).

The conveyor belt 22 is closed, and the conveyor belt 22 extends from the material inlet 13 and the material outlet 14 to the tops of the inlet extension 16 and the outlet extension 17 on both sides, and the conveyor belt 22 has a conveying The mesh 220, the two shielding sheets 221 and the two chains 222 are provided with the shielding sheet 221 at both ends of the conveying mesh 220 perpendicular to the longitudinal direction of the furnace body 10 at the horizontal position. The chain 222 is respectively provided on the outer side of the sheet 221, and the conveying mesh 220 is provided with a plurality of stoppers 223 at intervals to the outside.

The guide wheel sets 23 are respectively formed on the periphery of the conveyor belt 22 and are engaged with two chains 222, and one of the guide wheel sets 23 is connected to the power source, and the power source may be a motor , To guide the conveyor belt 22 to rotate.

The upper gear set 24 is provided with two as shown in the figure, the lower gear set 25 is provided with three, and the middle and two outer positions of the upper gear set 24 are respectively provided with the lower gear set 25, so that the upper The gear sets 24 and the lower gear sets 25 are arranged alternately, and the upper gear sets 24 are respectively provided with two upper gears 240 to mesh with the two chains 222 of the conveyor belt 22, and the two corresponding upper gears A first spindle 241 is respectively provided between 240, and the lower gear sets 25 are respectively provided with two lower gears 250 to engage with the two chains 222 of the conveyor belt 22, and between the two corresponding lower gears 250 A second mandrel 251 is respectively provided, and the lowest position of the upper gear 240 is lower than the highest position of the lower gear 250, so that the two chains 222 are alternately wound around the highest positions of the lower gears 250 and the upper gears The lowest position of 240 is to make the conveyor mesh 220 form a high-bottom interval with respect to the upper gear sets 24 and the lower gear sets 25, wherein the upper gear sets 24 and the lower gear sets 25 The more groups 25 there are, the more high-bottom gaps are formed relative to each other, and according to the positions of the upper gear group 24 and the lower gear groups 25, continuous high-bottom gaps or discontinuous high-low slopes can be formed. A height difference is formed between the first spindle 241 of the upper gear set 24 and the conveying mesh 220, and the height difference is higher than the maximum length of the metal parts.

When the metal parts 30 are subjected to surface treatment operations, please refer to Figures 1 to 3, which are to place the metal parts 30 on the conveyor belt 22 in order for transportation, and the heaters 21 heat the processing space 11 Temperature inside, and cooperate with the fan 12 to make the heat evenly flood the In the processing space 11, with the spacers 223 arranged at intervals on the conveying mesh 220 of the conveyor belt 22, the metal parts 30 can be evenly distributed between two adjacent spacers 223 to avoid During the conveying process, stacking produces uneven heating problems, and the two curtains 15 can reduce the emission of hot air. When the metal parts 30 move to the positions of the upper gear sets 24 and the lower gear sets 25, Due to the arrangement of the upper gear sets 24 and the lower gear sets 25, the conveying mesh 220 will form a high-bottom interval slant difference in this section, so that the metal parts 30 can produce a flipping effect and cooperate with the The conveying mesh 220 can be used for heating the heaters 21 located below through the mesh, and uniformly heating the metal parts 30 during the conveying process, so that the surface of the metal parts 30 is heated evenly, and produces a better coloring effect.

The present invention has been described by the above-mentioned embodiments and modifications. All the embodiments and modifications of the present invention are only illustrative. Based on the spirit and scope of the present invention, the various modifications of the metal heat treatment machine including the above-mentioned features are Covered by this new model.

10‧‧‧Furnace body

11‧‧‧Processing space

20‧‧‧Conveying Group

21‧‧‧Heater

22‧‧‧Conveyor belt

223‧‧‧file

24‧‧‧Upper gear set

240‧‧‧Upper gear

241‧‧‧First Mandrel

25‧‧‧Lower gear set

250‧‧‧Lower Gear

251‧‧‧Second Mandrel

30‧‧‧Metal Parts

Claims (9)

A metal heat treatment machine includes: a furnace body, a processing space is formed in the furnace body, and at least one fan is provided with the top of the furnace body communicating with the processing space, and both ends of the furnace body are respectively provided with a material inlet and a material outlet , The two ends of the furnace body are respectively formed with an inlet extension and an outlet extension; a conveying group, the conveying group is arranged in the processing space, and the conveying group extends to the inlet extension and the outlet extension, the The conveyor group includes: a conveyor belt, the conveyor belt is closed, and the conveyor belt extends from the material inlet and the material outlet to the top of the inlet extension and the outlet extension on both sides, the conveyor belt has a The conveying mesh and two chains, and the conveying mesh is provided with the chains on both outer sides, and the two chains are used to link the conveying mesh to move; a plurality of guide wheel groups are formed in the conveying Belt peripheral position and meshing with two chains, and one of the guide wheel sets is connected to the power source to guide the conveyor belt to rotate; and at least one upper gear set and at least two lower gear sets, the upper The gear sets and the lower gear sets are arranged in a staggered arrangement. The upper gear sets are respectively provided with two upper gears to mesh with the two chains of the conveyor belt, and a first gear is provided between the two corresponding upper gears. A spindle, the lower gear sets are respectively provided with two lower gears to mesh with the two chains of the conveyor belt, and a second spindle is respectively provided between the two corresponding lower gears, and the upper gear The lowest position is lower than the highest position of the lower gear, and the two chains are wound between the upper gear sets and the lower gear sets so that the conveying mesh is relative to the upper gear sets and the lower gear sets. A high-bottom gap is formed between the inclined section, and a height is formed between the first mandrel of the upper gear set and the conveying mesh. Degree difference; at least two heaters, the heaters are respectively arranged above and below the conveying group of the processing space. The metal heat treatment machine according to claim 1, wherein the furnace body is provided with three separated fans. The metal heat treatment machine according to claim 1, wherein the furnace body is provided with a curtain at the material inlet and the material outlet respectively. The metal heat treatment machine according to claim 1, wherein a cooling fan is provided on one side of the outlet extension of the furnace body. The metal heat treatment machine according to claim 1, wherein the two ends of the horizontal position of the conveying mesh perpendicular to the longitudinal axis of the furnace body are respectively provided with a mask. The metal heat treatment machine according to claim 1, wherein the conveying mesh is provided with a plurality of baffles at intervals therebetween. The metal heat treatment machine according to claim 1, wherein the power source may be a motor. The metal heat treatment machine according to claim 1, wherein the upper gear set is provided with two, the lower gear set is provided with three, and the middle and two outer positions of the two upper gear sets are respectively provided with the lower gear set. The metal heat treatment machine according to claim 1, wherein each of the heaters is an electric heating rod.

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