CN212991031U - Curing oven for circulating conveying type energy-saving lamp - Google Patents

Abstract

The utility model discloses a circulating conveying type curing oven for energy-saving lamps, which comprises an annular conveyor belt, side plates, a top plate, a telescopic cylinder, an annular heating pipe and a placing plate, wherein the two side plates are respectively and fixedly connected with the two sides of the annular conveyor belt, one side plate is arranged in the hollow part of the annular conveyor belt, the other side plate is arranged on the outer side surface of the annular conveyor belt, the tops of the two side plates are detachably connected with the top plate, the top of the top plate is fixedly connected with the telescopic cylinder, the telescopic shaft of the telescopic cylinder penetrates through the top plate and is arranged between the two side plates, the telescopic shaft of the telescopic cylinder is connected with the side surface of the annular heating pipe, the placing plate is connected with the annular conveyor belt, the placing plate is used for placing energy-saving lamp holders in an annular array, the telescopic cylinder is used for pushing the annular heating, such as: the batch production efficiency of the single lamp holder is low, and unnecessary heat loss is not energy-saving enough.

Description

Curing oven for circulating conveying type energy-saving lamp

Technical Field

The utility model relates to an electricity-saving lamp production field is a curing oven for circulating conveying formula electricity-saving lamp particularly.

Background

The welding paste, i.e. welding paste powder, refers to electric light source welding paste powder (also called lamp holder paste). The adhesive is used for bonding a lamp cap, a glass bulb and a glass tube by heating solid powder in the electric light source production industry.

The advanced assembly process in the world at present adopts a novel material, namely welding mud, the welding mud is filled between a lamp tube and a lamp holder, and the welding mud is expanded and solidified at the temperature of 120 ℃, so that the lamp tube and the lamp holder are firmly fixed into a whole, the energy-saving lamp assembled by the assembly process and the material is beautiful and firm in appearance and durable in use, and the performance of a finished product is greatly improved.

However, the curing ovens in the prior art are usually arranged on the conveyor belt, lamp holders and lamp tubes after being injected with welding mud need to be manually placed on the conveyor belt, and after being cured by the curing ovens, the curing ovens are placed singly, so that the mass production efficiency is extremely low, moreover, the existing curing ovens are usually in a heat radiation mode, however, the places where the lamp holders need to be heated are only a small part, which causes unnecessary heat loss and energy saving, and the existing curing ovens have the following advantages: the batch production efficiency of single lamp holders is low, and unnecessary heat loss is not energy-saving.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention is directed to: the utility model provides a curing oven for circulating transport formula electricity-saving lamp for solve the technical problem that exists among the prior art, if: the batch production efficiency of the single lamp holder is low, and unnecessary heat loss is not energy-saving enough.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

a curing oven for a circulating conveying type energy-saving lamp comprises annular conveying belts, side plates, a top plate, a telescopic cylinder, an annular heating pipe and placing plates, wherein the number of the side plates is two, the two side plates are respectively and fixedly connected with the two sides of the annular conveying belts, one side plate is arranged in a hollow part of the annular conveying belts, the other side plate is arranged on the outer side surface of the annular conveying belts, the tops of the two side plates are detachably connected with the top plate, the tops of the top plate are fixedly connected with the telescopic cylinder, a telescopic shaft of the telescopic cylinder penetrates through the top plate and is arranged between the two side plates, the telescopic shaft of the telescopic cylinder is connected with the side surface of the annular heating pipe, a plurality of placing plates are arranged between the two side plates, the placing plates are connected with the annular conveying belts, and are used, the telescopic cylinder is used for promoting the annular heating pipe is close to the electricity-saving lamp holder, endless conveyor is used for conveying in proper order place the dish and make the annular array structure of electricity-saving lamp holder with the annular heating pipe is concentric, endless conveyor's one end is equipped with the welding mud injection machine body, the welding mud injection machine body is used for pouring into and welds the mud and arrive on the electricity-saving lamp holder.

Further, the diameter of the annular array structure of the energy-saving lamp holder is the same as that of the annular heating pipe.

Further, still include cooling motor and flabellum, the cooling motor is installed the top of roof, the cooling motor axis of rotation passes roof and fixed connection the flabellum, telescopic cylinder is located the cooling motor with between the welding mud injection machine body.

Further, the top plate is connected with the side plates through screws.

The device further comprises a thrust device, a second motor, a connecting shaft, a spring and a base, wherein the placing disc comprises a disc, a top shaft, a bottom shaft and a convex block, the top of the disc is fixedly connected with the bottom of the top shaft, the bottom of the disc is fixedly connected with the top of the bottom shaft, the side face of the lower end of the bottom shaft is fixedly connected with the convex block, the disc is provided with a plurality of placing holes which are distributed in an annular array mode by taking the disc as a circle center, the annular conveying belt is fixedly connected with a plurality of bases, each base is provided with one placing disc, each base is provided with a blind hole with an upward opening, each blind hole comprises a small-diameter part and a large-diameter part, the diameter of each small-diameter part is smaller than the diameter of each large-diameter part, each small-diameter part is arranged above the corresponding large-diameter part, the small-diameter parts are, the bottom shaft is arranged in the small-diameter part in a sliding manner, the convex block is arranged in the groove, the spring is arranged in the large-diameter part, the top of the spring is abutted against the bottom of the bottom shaft, the diameter of the large-diameter part is larger than the diameter of the outer circle of the convex block, the thrust device is connected with the annular conveyor belt, the output end of the thrust device faces downwards, the output end of the thrust device is fixedly connected with the second motor, the rotating shaft of the second motor is vertically arranged, the rotating shaft of the second motor is fixedly connected with the connecting shaft, the connecting shaft is arranged right above and concentric with the top shaft on the placing disc, the connecting shaft is arranged on a path where the top shaft rotates along with the annular conveyor belt, the thrust device is used for pushing the second motor to enable the connecting shaft to be matched with the top shaft, and the connecting shaft is used for driving the placing disc to rotate when being, the welding mud injection machine body and the connecting shaft are arranged on the same place above the placing plate, and the injection end of the welding mud injection machine body is arranged on one of the discs and is directly over and concentric with the placing hole.

Furthermore, the connecting shaft side is equipped with the arch, the apical axis top be equipped with protruding with the equal adaptation of connecting shaft slide opening, thrust device's stroke is greater than slide opening bottom with the straight-line distance between the connecting shaft bottom, thrust device's stroke is greater than the lug top with the straight-line distance between the major diameter portion top.

Further, the bottom shaft is concentric with the top shaft.

Further, the thrust device is an air cylinder.

Further, the device also comprises a support, wherein the support is fixedly arranged on the annular conveying belt, and the top of the support is fixedly connected with the thrust device.

Further, the support is arranged in the hollow part of the annular conveyor belt, and the welding mud injector body is arranged on the outer side of the annular conveyor belt.

Compared with the prior art, the utility model, following beneficial effect has:

1. be annular array through the electricity-saving lamp stand and place on placing the dish, telescopic cylinder promotes annular heating pipe downwards, makes annular heating pipe be close to the electricity-saving lamp, and annular array's electricity-saving lamp stand has not only accelerated solidification efficiency, has shortened production cycle, and the mode that annular heating pipe is close to annular array structure still makes the electricity-saving lamp stand fully heated moreover, avoids unnecessary calorific loss, has reached the beneficial effect that improves production efficiency and reduce calorific loss.

2. Through after welding the mud injection machine body and pouring into and accomplish a hole of placing, the second motor just rotates, makes next place the hole and is in the below of welding the mud injection machine body injection end, after all electricity-saving lamp holders all were poured into and are accomplished, the second motor rotates once more, later thrust unit raises the second motor, has reached and has directly poured into the beneficial effect that welds in the mud to placing the whole electricity-saving lamp holders on the dish on the endless conveyor.

Drawings

FIG. 1 is an overall structure diagram of a curing oven for a circulating conveying type energy-saving lamp of the present invention;

FIG. 2 is a schematic view of a placement tray;

FIG. 3 is an enlarged view of the point A in FIG. 1;

FIG. 4 is a schematic front cross-sectional view of the base and the resting tray;

FIG. 5 is a schematic front view of the connection relationship of the welding mud injector body;

FIG. 6 is a schematic front sectional view showing the connection between the telescopic cylinder and the cooling motor;

FIG. 7 is a schematic view of an annular heating tube;

list of reference numerals

1-annular conveyor belt, 2-welding mud injector body, 3-placing disc, 301-disc, 302-top shaft, 303-bottom shaft, 304-bump, 305-spring, 4-thrust device, 5-bracket, 6-base, 7-second motor, 8-connecting shaft, 9-spring, 10-top plate, 11-telescopic cylinder, 12-cooling motor, 13-fan blade, 14-annular heating pipe, 15-mounting rod and 16-threading hole.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings 1-7, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, an integral connection, or a detachable connection; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art can understand the specific meaning of the above terms in the present invention in specific situations.

A curing oven for a circulating conveying type energy-saving lamp comprises an annular conveying belt 1, side plates 9, a top plate 10, a telescopic cylinder 11, an annular heating pipe 14 and a placing disc 3, wherein two side plates 9 are arranged, the two side plates 9 are respectively and fixedly connected with the two sides of the annular conveying belt 1, one side plate 9 is arranged in a hollow part of the annular conveying belt 1, the other side plate 9 is arranged on the outer side surface of the annular conveying belt 1, the tops of the two side plates 9 are detachably connected with the top plate 10, the top of the top plate 10 is fixedly connected with the telescopic cylinder 11, a telescopic shaft of the telescopic cylinder 11 penetrates through the top plate 10 and is arranged between the two side plates 9, the telescopic shaft of the telescopic cylinder 11 is connected with the side surface of the annular heating pipe 14, a plurality of placing discs 3 are arranged between the two side plates 9, and the placing discs 3, place dish 3 and be used for being the annular array ground and place the electricity-saving lamp stand, telescopic cylinder 11 is used for promoting annular heating pipe 14 is close to the electricity-saving lamp stand, endless conveyor 1 is used for conveying in proper order place dish 3 and make the annular array structure of electricity-saving lamp stand with annular heating pipe 14 is concentric, endless conveyor 1's one end is equipped with welds mud injection machine body 2, it is used for pouring into to weld mud injection machine body 2 on the electricity-saving lamp stand.

As shown in fig. 1, the endless conveyor 1 is of an annular structure, and has a hollow portion, two ends of the endless conveyor are of a semicircular structure, and the bottom of the endless conveyor is provided with support legs, the support legs support the entire endless conveyor 1 on the ground, and the conveying direction of the endless conveyor 1 is to convey the placing tray 3 from the welding mud injector body 2 to between the two side plates 9.

The two side plates 9 are arranged on the inner side and the outer side of the annular conveyor belt 1, the top of the two side plates is higher than that of the annular conveyor belt 1, so that the top plate 10 and the annular conveyor belt 1 are parallel to each other with a gap, the two side plates 9 and the top plate 10 jointly form an Contraband-shaped structure, and the opening of the Contraband-shaped structure faces downwards.

A plurality of dishes 3 of placing distribute at equidistance on endless conveyor 1, and be used for being annular array's the energy-saving lamp stand of placing on placing dish 3, because adjacent two distances of placing between dish 3 equal, endless conveyor 1 rotates for the interval when rotating, the pivoted stroke equals adjacent two distances of placing between dish 3 each time, it pours into quick-witted body 2 through welding mud to place dish 3 in proper order, when endless conveyor 1 stops promptly, weld mud and pour into quick-witted body 2 and pour into the welding mud to the energy-saving lamp stand, when endless conveyor 1 rotates once more, next place 3 movements of dish to weld mud and pour into quick-witted body 2 departments into, place the energy-saving lamp stand on the dish 3 and place at endless conveyor 1 by the manual work, and still put into corresponding fluorescent tube to the lamp stand.

And, the placing plate 3 passes the lower part of the annular heating tube 14 in turn, the annular heating tube 14 is a circular ring structure, the diameter of the circular ring structure is the same as the diameter of the annular array structure of the energy-saving lamp holder on the placing plate 3 and is placed horizontally, the telescopic cylinder 11 is connected with the mounting rod 15, two ends of the mounting rod 15 are respectively and fixedly connected with the output end of the telescopic cylinder 11 and the mounting part on the annular heating tube 14, when the annular conveyor belt 1 stops, the telescopic cylinder 11 pushes the annular heating tube 14 downwards to make the annular heating tube 14 close to the energy-saving lamp holder, so that the welding mud is expanded and solidified by the heat emitted by the annular heating tube 14, thereby firmly fixing the lamp tube and the lamp holder into a whole, the annular array energy-saving lamp holder not only speeds up the solidification efficiency and shortens the production cycle, but also makes the energy-saving lamp fully heated by the way, the beneficial effects of improving the production efficiency and reducing the heat loss are achieved.

Further, the diameter of the annular array structure of the energy-saving lamp holder is the same as that of the annular heating tube 14.

Further, still include cooling motor 12 and flabellum 13, cooling motor 12 installs the top of roof 10, cooling motor 12 axis of rotation passes roof 10 and fixed connection flabellum 13, telescopic cylinder 11 is located cooling motor 12 with between the welding mud injecting machine body 2.

As shown in fig. 6, the annular conveyor belt 1 conveys the placing disc 3 to pass through the annular heating pipe 14 and then the fan blades 13, so as to perform the functions of cooling.

Further, the top plate 10 is connected with the side plate 9 through screws, so that the mounting and dismounting are facilitated.

In addition, the top plate 10 is further provided with a threading hole 16, as shown in fig. 6, the threading hole 16 is provided at one side of the telescopic cylinder 11, and is used for leading out a connecting wire of the annular heating pipe 14, and the cooling motor 12 is directly led out above the top plate 10.

Among the above-mentioned technical scheme, because the injection end of welding mud injection machine body 2 only has one, the single can only pour into welding mud to an electricity-saving lamp stand in, however in order to reach "improvement production efficiency" among the above-mentioned beneficial effect, the electricity-saving lamp stand is the annular array and places on placing the dish 3, so still exist welding mud injection machine body 2 how to pour into on endless conveyor 1 and weld this technical problem in the mud all energy-saving lamp stands on placing the dish 3.

In order to solve the technical problems, the disc type storage device further comprises a thrust device 4, a second motor 7, a connecting shaft 8, a spring 305 and a base 6, the storage disc 3 comprises a disc 301, a top shaft 302, a bottom shaft 303 and a bump 304, the top of the disc 301 is fixedly connected with the bottom of the top shaft 302, the bottom of the disc 301 is fixedly connected with the top of the bottom shaft 303, the side surface of the lower end of the bottom shaft 303 is fixedly connected with the bump 304, the disc 301 is provided with a plurality of storage holes distributed in an annular array mode by taking the disc 301 as a circle center, the annular conveyor belt 1 is fixedly connected with a plurality of bases 6, each of the plurality of bases 6 is provided with one storage disc 3, each base 6 is provided with a blind hole with an upward opening, each blind hole comprises a small-diameter part and a large-diameter part, the diameter of the small-diameter part is smaller than the diameter of the large-diameter, the small-diameter part is matched with the bottom shaft 303, the side wall of the small-diameter part is provided with a groove matched with the convex block 304, the bottom shaft 303 is arranged in the small-diameter part in a sliding manner, the convex block 304 is arranged in the groove, the spring 305 is arranged in the large-diameter part, the top of the spring 305 is abutted against the bottom of the bottom shaft 303, the diameter of the large-diameter part is larger than the diameter of an outer circle of the convex block 304, the thrust device 4 is connected with the annular conveyor belt 1, the output end of the thrust device 4 faces downwards, the output end of the thrust device 4 is fixedly connected with the second motor 7, the rotating shaft of the second motor 7 is vertically arranged, the rotating shaft of the second motor 7 is fixedly connected with the connecting shaft 8, the connecting shaft 8 is arranged right above and concentric with the top shaft 302 on one placing disc 3, the connecting shaft 8 is arranged on a path where the top shaft 302 rotates along, thrust device 4 is used for promoting second motor 7 makes connecting axle 8 with the apical axis 302 cooperation, connecting axle 8 be used for with drive during the apical axis 302 cooperation place a set 3 and rotate, welding mud injection machine body 2 with connecting axle 8 set up in same place the top of placing a set 3, the injection end of welding mud injection machine body 2 sets up in one on the disc 301 place the hole directly over and concentric.

As shown in fig. 2 and 4, the bump 304 on the side surface of the lower end of the bottom shaft 303 is inserted into the groove of the side wall of the blind hole on the base 6, the cross section of the blind hole of the base 6 is in a "convex" shape, the bump 304 is arranged at the upper end of the "convex" shape, namely, the small diameter part, the bottom of the bottom shaft 303 is arranged at the lower end of the "convex" shape and is abutted against the spring 305, namely, the large diameter part, and the spring 305 is compressed by the gravity of the placing disc 3 and the lamp holder of the energy-saving lamp, so the placing disc 3 is in a non-rotatable state due to the circumferential constraint of the bump 304, when the placing disc 3 moves to the lower part of the welding mud injector body 2 and the annular conveyor belt 1 stops, the injection end of the welding mud injector body 2 is directly opposite to a placing hole on the circular disc 301, at this time, the thrust device 4 pushes the second motor 7 downwards, at this moment, the lug 304 has no circumferential constraint any more, so the second motor 7 can rotate to drive the placing disc 3 to rotate, after the welding mud injector body 2 finishes injecting one placing hole, the second motor 7 rotates to enable the next placing hole to be positioned below the injecting end of the welding mud injector body 2, after all energy-saving lamp holders are injected, the second motor 7 rotates again to enable the placing disc 3 to restore the initial position, the thrust device 4 raises the second motor 7, the lug 304 slides into the small-diameter part along the groove on the small-diameter part, and has circumferential constraint again, thereby achieving the beneficial effect of directly injecting the welding mud on the annular conveyor belt 1 into all the energy-saving lamp holders on the placing disc 3,

further, the side of the connecting shaft 8 is provided with a protrusion, the top of the top shaft 302 is provided with a slide hole matched with the protrusion and the connecting shaft 8, the stroke of the thrust device 4 is greater than the linear distance between the bottom of the slide hole and the bottom of the connecting shaft 8, and the stroke of the thrust device 4 is greater than the linear distance between the top of the bump 304 and the top of the large-diameter part.

As shown in fig. 2 and 3, the connecting shaft 8 and the protrusion thereof are adapted to the sliding hole of the top shaft 302, when the pushing device 4 pushes the second motor 7 downwards, the connecting shaft 8 is inserted into the top shaft 302, the second motor 7 can drive the placing disc 3 to rotate, and the pushing device 4 pushes downwards to the maximum stroke, the connecting shaft 8 abuts against the bottom of the sliding hole, and the protrusion 304 slides into the large-diameter portion.

In addition, due to the circumferential constraint of the convex blocks 304, the placing disc 3 is in a static state in the process of conveying the placing disc 3 by the annular conveyor belt 1, so that energy-saving lamp holders below the welding mud injector body 2 are fixed and determined at each time, and the position of the top shaft 302 is matched with the connecting shaft 8.

Further, the bottom shaft 303 is concentric with the top shaft 302.

Further, the thrust device 4 is a cylinder.

Further, the device also comprises a support 5, wherein the support 5 is fixedly arranged on the annular conveyor belt 1, and the top of the support 5 is fixedly connected with the thrust device 4.

Further, the support 5 is arranged in the hollow part of the endless conveyor 1, the welding mud injector body 2 is arranged outside the endless conveyor 1, and the support 5 and the endless conveyor 1 are separated from each other at two sides and have a gap.

In addition, cooling motor 12, endless conveyor 1, second motor 7, cylinder, welding mud injection machine body 2, telescopic cylinder 11, annular heating pipe 14 are current conventional technique, and this technical field personnel of its erection joint mode can realize completely, the utility model discloses do not relate to so no longer having repeated description to the transformation of above-mentioned device.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the embodiments in the above description, and the technical concept of the present invention can be within the scope of the present invention, and can be modified to various simple modifications, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features. In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (10)

1. The curing oven for the circulating conveying type energy-saving lamp is characterized by comprising annular conveying belts (1), two side plates (9), a top plate (10), telescopic cylinders (11), two annular heating pipes (14) and a placing plate (3), wherein the two side plates (9) are respectively and fixedly connected with two sides of the annular conveying belts (1), one side plate (9) is arranged in a hollow part of the annular conveying belts (1), the other side plate (9) is arranged on the outer side surface of the annular conveying belts (1), the tops of the two side plates (9) are detachably connected with the top plate (10), the tops of the top plates (10) are fixedly connected with the telescopic cylinders (11), telescopic shafts of the telescopic cylinders (11) penetrate through the top plate (10) and are arranged between the two side plates (9), and the telescopic shafts of the telescopic cylinders (11) are connected with the side surfaces of the annular heating pipes (14), two be equipped with a plurality of between curb plate (9) place dish (3), place dish (3) and connect endless conveyor belt (1), place dish (3) and be used for being the ring array ground and place the electricity-saving lamp stand, telescopic cylinder (11) are used for promoting ring heating pipe (14) are close to the electricity-saving lamp stand, endless conveyor belt (1) are used for conveying in proper order place dish (3) and make the ring array structure of electricity-saving lamp stand with ring heating pipe (14) are concentric, the one end of endless conveyor belt (1) is equipped with and welds mud injection machine body (2), it arrives to weld mud injection machine body (2) and be used for pouring into and weld the mud on the electricity-saving lamp stand.

2. The curing oven for the circular conveying type energy-saving lamp as claimed in claim 1, wherein the diameter of the annular array structure of the energy-saving lamp holders is the same as that of the annular heating tube (14).

3. The curing oven for the circulating conveying type energy-saving lamp according to claim 1, further comprising a cooling motor (12) and fan blades (13), wherein the cooling motor (12) is installed on the top of the top plate (10), the rotating shaft of the cooling motor (12) penetrates through the top plate (10) and is fixedly connected with the fan blades (13), and the telescopic cylinder (11) is located between the cooling motor (12) and the welding mud injector body (2).

4. The curing oven for the circulating conveyor type energy-saving lamp as claimed in claim 1, wherein the top plate (10) is connected to the side plate (9) by screws.

5. The curing oven for the circulating conveying type energy-saving lamp as claimed in claim 1, further comprising a thrust device (4), a second motor (7), a connecting shaft (8), a spring (305) and bases (6), wherein the placing tray (3) comprises a disc (301), a top shaft (302), a bottom shaft (303) and a bump (304), the top of the disc (301) is fixedly connected with the bottom of the top shaft (302), the bottom of the disc (301) is fixedly connected with the top of the bottom shaft (303), the bump (304) is fixedly connected with the side surface of the lower end of the bottom shaft (303), the disc (301) is provided with a plurality of placing holes distributed in an annular array by taking the disc (301) as the center of a circle, the annular conveying belt (1) is fixedly connected with a plurality of the bases (6), and each of the bases (6) is provided with one placing tray (3), the base (6) is provided with a blind hole with an upward opening, the blind hole comprises a small diameter part and a large diameter part, the diameter of the small diameter part is smaller than that of the large diameter part, the small diameter part is arranged above the large diameter part, the small diameter part is matched with the bottom shaft (303), the side wall of the small diameter part is provided with a groove matched with the bump (304), the bottom shaft (303) is arranged in the small diameter part in a sliding manner, the bump (304) is arranged in the groove, the spring (305) is arranged in the large diameter part, the top of the spring (305) is abutted to the bottom of the bottom shaft (303), the diameter of the large diameter part is larger than the outside diameter of the bump (304), the thrust device (4) is connected with the annular conveying belt (1), the output end of the thrust device (4) faces downwards, and the output end of the thrust device (4) is fixedly connected with the second motor (7), the rotating shaft of the second motor (7) is vertically arranged, the rotating shaft of the second motor (7) is fixedly connected with the connecting shaft (8), the connecting shaft (8) is arranged right above and concentric with the top shaft (302) on one placing disc (3), the connecting shaft (8) is arranged on a path of the top shaft (302) rotating along with the annular conveyor belt (1), the thrust device (4) is used for pushing the second motor (7) to enable the connecting shaft (8) to be matched with the top shaft (302), the connecting shaft (8) is used for driving the placing disc (3) to rotate when being matched with the top shaft (302), the welding mud injector body (2) and the connecting shaft (8) are arranged above the same placing disc (3), the injection end of the welding mud injector body (2) is arranged right above the placing hole on one disc (301) and is concentric.

6. The curing oven for the circulating conveying type energy-saving lamp according to claim 5, wherein the connecting shaft (8) is provided with a protrusion on the side surface, the top of the top shaft (302) is provided with a sliding hole matched with the protrusion and the connecting shaft (8), the stroke of the thrust device (4) is greater than the linear distance between the bottom of the sliding hole and the bottom of the connecting shaft (8), and the stroke of the thrust device (4) is greater than the linear distance between the top of the bump (304) and the top of the large-diameter part.

7. The curing oven for the circulating conveyor energy-saving lamp as claimed in claim 5, wherein the bottom shaft (303) is concentric with the top shaft (302).

8. The curing oven for the circulating conveying type energy-saving lamp as claimed in claim 5, wherein the thrust device (4) is a cylinder.

9. The curing oven for the circulating conveying type energy-saving lamp as claimed in claim 5, further comprising a bracket (5), wherein the bracket (5) is fixedly arranged on the endless conveyor (1), and the top of the bracket (5) is fixedly connected with the thrust device (4).

10. The curing oven for the circulating conveyor type energy-saving lamp as claimed in claim 9, wherein the bracket (5) is disposed in a hollow part of the endless conveyor (1), and the welding mud injector body (2) is disposed outside the endless conveyor (1).

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