CN210569963U - Oven for heating polytetrafluoroethylene sliding plate - Google Patents
Oven for heating polytetrafluoroethylene sliding plate Download PDFInfo
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- CN210569963U CN210569963U CN201921575791.5U CN201921575791U CN210569963U CN 210569963 U CN210569963 U CN 210569963U CN 201921575791 U CN201921575791 U CN 201921575791U CN 210569963 U CN210569963 U CN 210569963U
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Abstract
The utility model belongs to the technical field of the oven, a polytetrafluoroethylene slide heats and uses oven is disclosed. The main technical characteristics are as follows: the furnace comprises a furnace wall, an electric heating rod is arranged below the furnace chamber, a support rod is arranged above the electric heating rod, two horizontal support columns are arranged above the support rod, spiral springs are respectively arranged above the two sides of each horizontal support column in an inclined mode, spring support frames are arranged below the two spiral springs, one end of each spiral spring is connected with a rotating shaft with a driving wheel, the driving wheels are connected with a power mechanism through a transmission mechanism, a feeding hole is formed in the upper portion of the furnace wall at one end of each spiral spring, a discharging hole is formed in the lower portion of the furnace wall far away from one side of the feeding hole, and the discharging hole is. Along with coil spring's rotation, the polytetrafluoroethylene slide advances along horizontal support column, and the polytetrafluoroethylene slide is heated when advancing, separates through coil spring between the adjacent polytetrafluoroethylene slide, and the heated area is big and be heated evenly.
Description
Technical Field
The utility model belongs to the technical field of the oven, especially, relate to an oven is used in heating of polytetrafluoroethylene slide.
Background
When the polytetrafluoroethylene circular sliding plate for the high-speed rail is manufactured, a process is needed to heat a formed plate to 70-140 ℃, and dents are extruded on the upper surface of the plate by a die in a heating state and are used for storing lubricating grease. Plate addition is typically accomplished using an oven. The common oven is generally used for piling dozens of plates into a column and directly placing the dozens of plates into a heating furnace for heating, and the plates are integrally taken out after reaching the temperature for the next die pressing procedure. The above method has the following disadvantages: firstly, because the plates are poor thermal conductors, the plates are stacked in a row, except the end faces of the sliding plates at the two ends, the other sliding plates are only heated at the periphery, the heating area is small, the temperature rise in the middle of the plates is slow, the heating time is long, the heating efficiency is low, and the energy waste is caused; secondly, the temperature of the heated plate is gradually reduced along with time after the plate is taken out of the oven, the product quality is influenced by performing die pressing processing after the temperature is too low, and the traditional heating method has low production efficiency and unstable product quality; thirdly, when feeding and taking materials, the furnace door needs to be opened to cause heat loss, which not only causes energy waste, but also causes the temperature rise of the working environment in hot summer.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a polytetrafluoroethylene slide heats and uses oven that rate of heating is fast, the heating is even, panel is discharged from the oven in succession, product quality is high.
In order to solve the above problems, the utility model discloses the technical scheme that polytetrafluoroethylene slide heating used oven adopted does: the furnace comprises a furnace wall enclosing a furnace chamber, wherein an electric heating rod is arranged below the furnace chamber, a support rod is arranged above the electric heating rod, two horizontal support columns are arranged above the support rod, spiral springs are respectively arranged above the two sides of each horizontal support column, a spring support frame is arranged below the two spiral springs, one end of each spiral spring is connected with a rotating shaft with a driving wheel, the driving wheels are connected with a power mechanism through a transmission mechanism, a feeding hole is formed in the upper portion of the furnace wall at one end of each spiral spring, a discharging hole is formed in the lower portion of the furnace wall on one side far away from the feeding hole, and the discharging hole is located in front of the end portion of each horizontal support.
The additional technical characteristics are as follows:
the rotation directions of the two spiral springs are opposite, and the rotation directions of the two driving wheels are opposite;
the rotation directions of the two spiral springs are the same, and the rotation directions of the two driving wheels are the same;
a vertical partition plate is arranged in the furnace chamber, the furnace chamber is divided into a feeding cavity and a heating cavity by the vertical partition plate, a furnace door is arranged above the feeding cavity, and the electric heating rod is positioned in the heating cavity;
the spring support frame comprises a support and an arc support plate.
Compared with the prior art, the utility model provides an oven is used in heating of polytetrafluoroethylene slide has following advantage: one, because including the oven which encloses into the oven cavity, there are electrical heating sticks close to the oven cavity below, in the above-mentioned electrical heating stick bracing piece, there are two horizontal support columns above the said bracing piece, there are coil springs respectively in the oblique upper of both sides of the said horizontal support column, there are spring supports under two said coil springs, one end of the said coil spring is connected with spindle with drive wheel, the said drive wheel is connected with actuating unit through the drive mechanism, there are feed inlets above the said oven of one end of coil spring, there are discharge ports below the oven far away from feed inlet, the said discharge port locates in the front of the end of the said horizontal support column, energize the electrical heating stick first, when the temperature in the oven cavity reaches the set temperature, open the actuating unit, the actuating unit drives drive wheel and spindle and coil spring to rotate through the drive mechanism, the circular polytetrafluoroethylene sliding plate is placed from the feeding hole, the polytetrafluoroethylene sliding plate moves forward along the horizontal supporting column along with the rotation of the spiral spring, the polytetrafluoroethylene sliding plate is heated while moving forward, when the polytetrafluoroethylene sliding plate reaches the front end of the horizontal supporting column, the polytetrafluoroethylene sliding plate is heated to a set temperature, the polytetrafluoroethylene sliding plate continuously moves forward along with the spiral spring, the polytetrafluoroethylene sliding plate falls down from the discharging hole and enters the next process, and because the adjacent polytetrafluoroethylene sliding plates are separated by the spiral spring in the process of moving forward and heating the polytetrafluoroethylene sliding plate, the surface of the whole sliding plate is heated, the heating area is large, the heating time is short, and the heating is uniform; secondly, because the rotation directions of the two spiral springs are opposite, the rotation directions of the two driving wheels are opposite; or the spiral directions of the two spiral springs are the same, and the rotation directions of the two driving wheels are the same, so that the use is more convenient; thirdly, as the vertical clapboard is arranged in the furnace chamber, the furnace chamber is divided into the feeding chamber and the heating chamber by the vertical clapboard, the furnace door is arranged above the feeding chamber, the electric heating rod is positioned in the heating chamber, the furnace door can be opened during feeding, and a plurality of polytetrafluoroethylene sliding plates are arranged between the spiral springs, so that the use is more convenient, and the heat loss is avoided; the spring support frame comprises a support and a cambered surface support plate, the cambered surface support plate is made of polytetrafluoroethylene materials, abrasion-resistant and self-lubricating effects are achieved, the cambered surface support plate supports and guides the upper portion spiral spring, and the spiral spring cannot deviate when rotating.
Drawings
FIG. 1 is a schematic structural view of an oven for heating a polytetrafluoroethylene slide plate according to the present invention;
3 fig. 3 2 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 line 3 a 3- 3 a 3 of 3 fig. 3 1 3. 3
Detailed Description
The structure and the operation principle of the oven for heating the polytetrafluoroethylene sliding plate according to the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 and 2, the utility model discloses polytetrafluoroethylene slide heats the structure schematic diagram of using oven, the utility model discloses polytetrafluoroethylene slide heats and uses oven is including enclosing oven 2 of furnace chamber 1, be provided with electrical heating rod 3 near furnace chamber 1 below, at electrical heating rod 3 top bracing piece 4, be provided with two horizontal support posts 5 above bracing piece 4, have coil spring 6 respectively in the oblique top of horizontal support post 5 both sides, be provided with spring support frame 7 below two coil spring 6, coil spring 6's one end is connected with the pivot 9 that has drive wheel 8, drive wheel 8 passes through drive mechanism 10 and is connected with power unit 11. An inlet 12 is arranged above the furnace wall 2 at one end of the spiral spring 6, an outlet 13 is arranged below the furnace wall 2 far away from the inlet 12, and the outlet 13 is positioned in front of the end part of the horizontal support column 5. Electrifying the electric heating rod 3, when the temperature in the furnace chamber 1 reaches the set temperature, starting the power mechanism 11, driving the driving wheel 8, the rotating shaft 9 and the spiral spring 6 to rotate by the power mechanism 11 through the transmission mechanism 10, putting the circular polytetrafluoroethylene sliding plate 14 from the feeding hole 12, rotating along with the spiral spring 6, the polytetrafluoroethylene sliding plate advances along the horizontal support column, the polytetrafluoroethylene sliding plate is heated while advancing, when the front end of the horizontal support column is reached, the polytetrafluoroethylene sliding plate is heated to the set temperature, the polytetrafluoroethylene sliding plate continues to advance along with the spiral spring, falls down from the discharging hole, and enters the next process. In the polytetrafluoroethylene sliding plate heating process that gos forward, separate through coil spring between the adjacent polytetrafluoroethylene sliding plate, whole sliding plate surface is all heated, and the heated area is big, and heat time is short, is heated evenly moreover.
The rotating directions of the two spiral springs 6 are opposite, and the rotating directions of the two driving wheels 8 are opposite; or the rotating directions of the two spiral springs 6 are the same, and the rotating directions of the two driving wheels 8 are the same, so that the use is more convenient.
Be provided with vertical baffle 15 in furnace chamber 1, the furnace chamber is separated into feeding chamber 16 and heating chamber 17 by vertical baffle 15, is provided with furnace gate 18 above feeding chamber 16, and electric heating rod 3 is whole to be located heating chamber 17, during the pan feeding, can open furnace gate 18, places a plurality of polytetrafluoroethylene slides between coil spring, and it is more convenient to use, has avoided calorific loss.
The protection scope of the utility model is not limited to the above-mentioned embodiment, as long as the structure with the utility model discloses polytetrafluoroethylene slide heating is with the oven structure the same or similar, just falls the utility model discloses the scope of protection.
Claims (5)
1. Polytetrafluoroethylene is oven for slide heating, including the oven that encloses into the furnace chamber, be provided with electrical heating rod, its characterized in that near the furnace chamber below: the electric heating furnace comprises an electric heating rod, a supporting rod above the electric heating rod, two horizontal supporting columns arranged above the supporting rod, helical springs arranged obliquely above two sides of each horizontal supporting column, spring supporting frames arranged below the two helical springs, a rotating shaft with a driving wheel connected with one end of each helical spring, the driving wheel connected with a power mechanism through a transmission mechanism, a feeding hole arranged above the furnace wall at one end of each helical spring, and a discharging hole arranged below the furnace wall far away from one side of the feeding hole and positioned in front of the end part of each horizontal supporting column.
2. The polytetrafluoroethylene slide plate heating oven of claim 1, wherein: the rotation directions of the two spiral springs are opposite, and the rotation directions of the two driving wheels are opposite.
3. The polytetrafluoroethylene slide plate heating oven of claim 1, wherein: the spiral directions of the two spiral springs are the same, and the rotating directions of the two driving wheels are the same.
4. The polytetrafluoroethylene slide plate heating oven of claim 1, wherein: be provided with vertical baffle in the furnace chamber, the furnace chamber is separated into feeding chamber and heating chamber by vertical baffle feeding chamber top is provided with the furnace gate, the electrical heating stick is located in the heating chamber.
5. The polytetrafluoroethylene slide plate heating oven of claim 1, wherein: the spring support frame comprises a support and an arc support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921575791.5U CN210569963U (en) | 2019-09-22 | 2019-09-22 | Oven for heating polytetrafluoroethylene sliding plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921575791.5U CN210569963U (en) | 2019-09-22 | 2019-09-22 | Oven for heating polytetrafluoroethylene sliding plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210569963U true CN210569963U (en) | 2020-05-19 |
Family
ID=70634917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921575791.5U Active CN210569963U (en) | 2019-09-22 | 2019-09-22 | Oven for heating polytetrafluoroethylene sliding plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210569963U (en) |
-
2019
- 2019-09-22 CN CN201921575791.5U patent/CN210569963U/en active Active
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