JPH057961A - Post-treatment device for coil formed part - Google Patents

Abstract

PURPOSE:To execute a uniform heat treatment by providing a carrying device provided with a feeding body in which a coil is detained in a spiral feed groove and its driving device, providing a heat treatment device on its carrying path, and providing an inspecting device of an angle and a load on its outlet side. CONSTITUTION:The device is provided with a carrying device 2 provided with a feeding body 3 in which hooks B, C of a coil formed part D are detained in a feed groove 31, a receiving body 4 for giving an instruction so that a middle part of this feeding body becomes rotatable and a driving device 5 for driving to rotate intermittently the feeding body. On a carrying path of this carrying device, a heat treatment device 1 is provided, and also, on an outlet side of the heat treatment device, an angle inspecting device 6 for inspecting the quality of a relative angle of the hooks B, C of the coil formed part, a load inspecting device 7 for inspecting the quality of a spring load, and a selecting device 8 for discharging a defective are provided. In such a way, the coil formed part D is subjected uniformly to heat treatment, the post- treatment work can be automatized and the workability is improved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a post-treatment device for a coil-formed product, and more particularly, to heat-treat a coil-formed product having a coil portion and a pair of hooks on both sides in the length direction of the coil portion, In addition, the present invention relates to a post-processing device for performing a quality inspection after the heat treatment.

[0002]

2. Description of the Related Art Generally, a coil molded product provided with a coil portion and a pair of hooks on both sides in the length direction of the coil portion is used especially when a wire material such as a piano wire or a stainless wire is used as a material during molding. To remove the residual stress of
It is necessary to perform heat treatment at about 300 to 500 ° C. Therefore, when heat-treating the coil-formed product, conventionally, the coil-formed products formed by the coil-forming device are collectively housed in a case, and the case is placed in a heat-treating furnace of the heat-treating device. It is put in and heat treated, or each coil molded product molded by the coil molding device is dropped into an inclined gutter-shaped receiving body and passed through the heat treatment furnace while moving along the receiving body. By doing so, heat treatment is performed.

Further, since the spring load of the coil portion and the relative angle of the hooks in each coil molded product vary, as described above, after the heat treatment by the heat treatment apparatus, the coil portion is The quality inspection such as the load inspection and the relative angle inspection of each hook is performed.

[0004]

However, as described above, the coil molded products are collectively accommodated in the case, or the coil molded products molded by the coil molding device are gutter-shaped. When the heat treatment is performed on each of the coil molded products by dropping the coil into the receiving body of the coil and passing through the heat treating device by utilizing the inclination of the receiving body, in any case, the coil is not subjected to the heat treatment. There is a problem that the hook of the molded product is entangled with other hooks to form a dumpling, and the heat treatment of each coil molded product by the heat treatment device becomes uneven, leading to the generation of defective products. When performing quality inspection or packaging of each coil molded product after heat treatment, the entanglement of each coil molded product is disentangled, and the direction of each coil molded product is determined and aligned, which is troublesome and complicated. Requires a Do work, integrated automation, such as heat treatment and quality inspection and packing of the coil molded article it was also difficult problems do.

An object of the present invention is to send each coil molded product one by one at a predetermined pitch in an independent state to the heat treatment apparatus in an orderly manner so that the heat treatment of each coil molded product can be carried out uniformly. Further, it is very convenient for performing the heat treatment of each coil molded product and the consistent automation of the quality inspection and the packaging, etc., by eliminating the work of untangling and aligning the coil molded products after the heat treatment by the heat treatment device. Another object of the present invention is to provide a post-treatment device for a coil-formed product.

[0006]

In order to achieve the above object, the present invention provides a coil molded product D having a coil portion A and a pair of hooks B and C extending from both sides in the length direction of the coil portion A. Is a post-treatment device for inspecting the quality of the coil-formed product D after heat treatment of the spiral feed groove 3
The feed member 3 having the feed groove 31 and the hooks B and C of the coil molded product D can be locked in the feed groove 31, the receiving member 4 for rotatably supporting the intermediate portion of the feed member 3, and the feed member. A transport device 2 including a drive device 5 for intermittently driving and rotating the drive device 3.
And the heat treatment apparatus 1 is arranged on the conveyance path of the conveyance apparatus 2, and the heat treatment apparatus 1 on the conveyance path is provided.
An angle inspection device 6 for inspecting the quality of the relative angle of the hooks B and C in the coil molded product D on the outlet side of
A load inspection device 7 for inspecting the quality of the spring load and a sorting device 8 for discharging defective products are provided.

Further, a wrapping device 9 for wrapping the coil molded product D in a sandwiched manner between a pair of long wrapping materials may be provided at the end of the carrying path of the carrying device 2. .

[0008]

In the above post-processing device, first, one of the hooks B and C provided on the coil molded product D is locked in the feed groove 31 of the feed body 3 which constitutes the transport device 2, By the drive rotation of the feed unit 3 by the drive unit 5, the coil-formed products D are independent one by one at a predetermined pitch interval without the hooks B and C of the coiled products D being entangled with other hooks B and C. Therefore, the coil molded products D can be uniformly heat-treated by the heat treatment device 1, and the generation of defective products can be suppressed. Moreover,
After the heat treatment by the heat treatment apparatus 1, each of the coil molded products D is carried in order independently one by one at a predetermined pitch interval via the feed body 3, so that the coil molded products D are untangled and aligned. You do n’t have to
During the transport of the transport device 2 subsequent to the heat treatment by the heat treatment device 1, the angle inspection device 6 can continuously perform quality inspection of the relative angles of the hooks B and C, and the load inspection device 7 can perform the quality inspection. Since the quality inspection of the spring load of the coil portion A can be continuously performed, the result of the quality inspection by the angle inspection device 6 and the load inspection device 7,
When the coil molded product D is a defective product, it is discharged to the outside from the conveying path by the sorting device 8 and only the good product is transferred to the next packaging process or the like. That is, the heat treatment of the coil molded product D by the heat treatment device 1 and the pass / fail inspection of the coil molded product D by the various inspection devices 6 and 7 are performed in a consistent continuous operation. Therefore, the hooks are not entangled. The post-processing work of the coil molded product D is possible, the workability can be improved by automating each of these processing works, and the post-processing work and the molding work of the coil molded product D by the coil molding device are possible. It is also possible to easily perform a continuous work in which the above is combined and a continuous work in which a packaging work performed after the heat treatment work are combined. Further, as described above, the various inspection devices 6, which perform the quality inspection of the coil molded product D,
7 is disposed on the exit side of the heat treatment apparatus 1 on the delivery path of the delivery apparatus 2 and, after the heat treatment by the heat treatment apparatus 1, is placed on the delivery path of the delivery apparatus 2 using the feed body 3 and Since the quality inspection is performed by each of the inspection devices 6 and 7, as compared with the case where the quality inspection of the coil molded product D is separately performed after the heat treatment, the supporting means for the coil molded product D is not necessary and the various inspections described above are performed. The configurations of the devices 6 and 7 can be simplified.

Further, when the packaging device 9 for packaging the coil-formed product D in a sandwiched manner between a pair of long packaging materials is arranged at the end of the transportation path of the transportation device 2, the coil is disposed. Good heat treatment of molded product D, good quality inspection and packaging work can be performed continuously. Furthermore, when the above post-treatment device is applied to an assembly line such as an automatic assembly machine, each coil forming without hook entanglement. The articles D can be taken out separately and automatically supplied to an assembly place such as an automatic assembly machine, and therefore, the application to an automatic assembly line becomes easy.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The post-processing apparatus shown in FIG. 1 includes a coil portion A and a pair of hooks B and C extending continuously from both sides of the coil portion A in the longitudinal direction as shown in FIG. A heat treatment apparatus 1 having a heat treatment furnace 11 for heat-treating the coil molded product D, and a transport device 2 for transporting the coil molded product D in the heat treatment apparatus 1 are provided.

Then, the coil molded product D is sent to the heat treatment furnace 21 of the heat treatment apparatus 2 and the heat treatment furnace 2
The heat treatment is performed at a temperature of about 300 to 500 ° C. in 1 to remove the residual stress at the time of forming the coil molded product D.
The transfer device 2 for feeding the coil molded products D into the inside is configured as follows.

That is, the conveying device 2 has a feed member having a spiral feed groove 31 for locking one hook B of the hooks B and C provided on the coil portion A of the coil molded product D, for example. 3, a receiver 4 that rotatably supports the intermediate portion of the feeding body 3, and a drive device 5 that intermittently drives and rotates the feeding body 3.

To be more specific, the feed body 3 has such a length as to penetrate the inlet side and the outlet side of the heat treatment apparatus 1, and the feed body 3 is shown in FIGS. As is clear from FIG. 6, a spiral feed groove 31 which is continuous in the length direction is formed on the outer peripheral portion thereof, and the one side hook B of the coil molded product D is locked in the feed groove 31. None, and on both sides in the length direction of the feed body 3, shaft portions 32 extending outward in the length direction are integrally provided,
One end of the shaft portion 32 in the length direction is connected to the driving device 5 which will be described later in detail, and the feeding body 3 is intermittently rotated by intermittent driving of the driving device 5, whereby the coil molded product is obtained. Each of the hooks B and C is conveyed in an independent and orderly hanging manner at a predetermined pitch interval without the hooks B and C being entangled with the other hooks B and C.
The heat treatment device 1 performs uniform heat treatment of the coil molded product D.

Further, the receiving body 4 has a length that penetrates the heat treatment apparatus 1 and supports the intermediate portion of the feeding body 3, and as is clear from FIGS. 2, 3 and 6,
Insertion hole 4 into which the outer peripheral portion of the feed member 3 is rotatably inserted
1. A tubular body 42 having a rectangular cross section
An opening 43 is formed on the lower surface of a part of the outer circumference of the tube 2 over the entire length of the cylindrical body 42. Then, the hook B on one side of the coil molded product D is locked in the feed groove 31 of the feed body 3, and the hook B is hung down from the opening 43 of the cylindrical body 42 and conveyed. Then, the coil molded product D is prevented from moving around with the feed groove 31 of the feed body 3 at the opening 43 and freely moving between the feed grooves 31. D's are conveyed to the heat treatment apparatus 1 in an orderly manner, one by one at a predetermined pitch interval. Further, the receiving body 4 is
As is apparent from FIGS. 3 and 6, a rear portion of the heat treatment apparatus 1 facing the angle inspecting device 6 and the load inspecting device 7, which will be described later, is opened on the rear side in the conveying direction of the coil molded product D, and this opening is opened. The coil molded product D is positioned from the portion 44 during the angle inspection by the angle inspection device 6. It should be noted that the receiving body 4 does not necessarily have to be a rectangular one having a predetermined length as described above, and the feeding body 3 is rotatably supported at the inlet side and the outlet side of the heat treatment apparatus 1. It is also possible to provide each of the supporting members to be used and configure the receiving body 4 with each of the supporting members.

Further, in the drive device 5 for rotationally driving the feed body 3, as is apparent from FIG. 1, the one side shaft portion 32 of the feed body 3 is supported by a plurality of bearings 51, and this shaft portion is supported. The driven gear 52 is connected to the drive gear 32, and the drive gear 53 that meshes with the driven gear 52 is disposed. The drive gear 53 is rotated by the motor 54, so that the drive gear 53 and the driven gear 52 are rotated. And the feeding body 3 via
The whole thing is made to rotate. Further, the driven gear 52 is provided with a detection body 55 protruding outward from one side surface of the outer periphery thereof, and a proximity switch 56 is arranged on the side opposite to the detection body 55 to detect the proximity switch 56. The rotation of the driven gear 52 is detected by the body 55, and the rotation of the motor 54 is controlled based on the detection result, so that the feed body 3 is intermittently rotated, and the feed groove 31 forms the coil. The molded products D are sequentially conveyed at a predetermined pitch.

The feeding body 3 of the transport device 2 as described above includes
The coil-formed products D that have been formed in advance are sequentially supplied to the conveyance start end side, or the conveyance device 2 and the coil-forming device are combined via a conveyance robot, and the coil-forming device is formed. Each coil molded product D is fed to the feeding body 3
That is, they are sequentially supplied to the transport start end side.

An angle inspection device 6 for inspecting the relative angle between the hooks B and C of the coil molded product D is provided on the exit side of the heat treatment device 1 in the transfer path of the transfer device 2, and the coil. A load inspection device 7 for inspecting the quality of the spring load in the coil portion A of the molded product D is provided.

The angle inspection device 6 for the coil molded product D is
As shown in FIGS. 1 and 3, a positioning body 62 that is moved up and down by a cylinder 61 positioned on the outlet side of the heat treatment apparatus 1 on the upper opening 44 side of the receiving body 4, and the positioning body 62. Angle inspection tool 6 including a touch sensor and the like, which are positioned facing downward and are vertically moved by a cylinder 63.
4 and. As shown in FIG. 4, the lower side of the positioning body 62 is attached to the upper hook B of the coil molded product D that is intermittently fed by being locked in the feeding groove 31 of the feeding body 3. Upper opening 4 of receiver 4
4 is provided with an insertion groove 62a that can be inserted, while the angle inspection tool 64 is intermittently fed to the upper side of the angle inspection tool 64 by the feed groove 31 of the feed body 3 as also shown in FIG. A groove width T which is fitted into the lower hook C of the coil molded product D and has a diameter larger than the material wire diameter of the coil molded product D and which allows a relative angular error between the hooks B and C.
An insertion groove 64a is provided.

Electrodes are connected to the positioning body 62 and the angle inspection tool 64 by the cylinder 61, and the positioning body 62 is moved downward.
The upper hook B is positioned by inserting and locking the insertion groove 62a on the upper side of the upper hook B, and in this positioning state, the angle inspection tool 64 is moved upward through the cylinder 63. When the lower hook C is inserted into the groove width T of the insertion groove 64a without coming into contact with it, there is no energization between the electrodes, so that the relative angular error between the hooks B and C is allowable. Within the range, it is determined that the coil molded product D is a non-defective product, and the coil molded product D is sent to the next load inspection device 7 via the transfer path of the transfer device 2.
Further, when the lower hook C is contacted when it is inserted into the insertion groove 64a, the electrodes are energized, and the relative angular error between the hooks B and C is beyond the allowable range. As described above, the sorting device 8 described in detail later discharges it from the transport path of the transport device 2 to the outside. Incidentally, in the embodiment of FIG. 3, the positioning body 62 is inserted so that the upper hook B of the coil molded product D is turned 90 degrees with respect to the lower hook C so that the angle inspection device 6 can inspect the angle. Groove 6
For 2a, insert the insertion groove 64a of the angle inspection tool 64 into 9
Although it is rotated 0 degrees, the angle inspection device 6 can be applied when performing the angle inspection of the coil molded product D in which the hooks B and C are rotated in any angle direction. When performing the angle inspection of the coil molded product D in which the hooks B and C are oriented in the same direction, the insertion groove 62a of the positioning body 62 and the insertion groove 64a of the angle inspection tool 64 are oriented in the same direction.

Further, the load inspection device 7 for the coil molded product D, as shown in FIG.
A locking portion 71 having a locking hole 71a that is inserted into and locked by the lower hook C of the above, a load sensor 72 integrally connected to the locking portion 71, and the locking portion 71 and the load sensor 72. A cylinder 73 that moves up and down, a moving mechanism (not shown) that moves the locking portion 71, the load sensor 72, and the cylinder 73 as a whole in the up-down and front-rear directions are provided.
When the load inspection device 7 performs the load inspection of the coil molded product D, the moving mechanism moves the entire load inspection device 7 upward and in the front-rear direction to move the feed body. 3, the locking hole 71a of the locking portion 71 is locked to the lower hook C of the coil molded product D that is conveyed in the hanging state in the feeding groove 31 of No. 3, and the locking portion 71 is pulled by the cylinder 73. The tensile load of the coil portion A is inspected by the load sensor 72, and if the inspection result shows that the load of the coil portion A is equal to or more than a predetermined value, it is determined as a non-defective product and passes through the conveyance path of the conveyance device 2. It is sent to the next packaging step, etc., and when the load of the coil portion A is a predetermined value or less, it is determined that the product is defective, and the sorting device 8 to be described later details the transfer device 2 from the transfer route to the outside. Is discharged.

Further, in the above-mentioned post-processing device, the inspection result by each of the inspection devices 6 and 7 is provided on the rear side of the various inspection devices 6 and 7 in the transportation path of the transportation device 2 and the coil molded product D is obtained. When it is determined that the product is a defective product, a sorting device 8 for discharging the product from the carrying path of the carrying device 2 to the outside is provided. The sorting device 8 includes a lifting body 81 that locks a lower hook C of the coil molded product D to lift the entire coil molded product D upward, a cylinder 82 that vertically moves the lifting body 81, and It is composed of a defective product ejector 83 such as an air flow disposed on the upper side facing the lifting body 81 and on the upper side of the feeding body 3. When the coil molded product D is determined to be defective as a result of the inspection by the inspection devices 6 and 7, the coil molded product D is moved through the lifting body 81 with the upward movement of the cylinder 82. The whole is lifted, the upper side hook B of the coil molded product D is removed from the feed groove 31 of the feed body 3, and the defective product ejector 83 is operated to move the coil molded product D from the feed body 3. It is discharged to the outside. Further, a sensor 84 for detecting whether or not the coil molded product D is conveyed at a predetermined pitch in the feed groove 31 of the feed body 3 is provided near the rear of the sorting device 8. This sensor 84 is provided. The operation control of the packaging device 9 which will be described later is performed based on the detection result.

In addition, the post-processing device as described above includes
And, as shown in FIG. 7, a pair of long packaging materials E and F made of vinyl tape or the like are formed at the terminal end of the conveying path of the conveying device 2 to form the coil molded products D sequentially conveyed from the conveying device 2. A wrapping device 9 for wrapping each one in a sandwiched manner is arranged between them. This packaging device 9 includes the packaging material E on the one side.
And a second supply roll 92 in which the other side packaging material F is wound and housed, and each packaging material E supplied from the first and second supply rolls 91, 92. A winding roll 93 that winds each of the coil molded products D in a sandwiched state between F and winds the first and second supply rolls 91 and 92 into the feeding unit 3 that constitutes the transport device 2. On the rear side in the direction of conveyance of the coil body A, which are rotatably arranged at both outer side positions facing the coil portion A of each of the coil molded products D conveyed by the feeding body 3 in a hanging shape. The first and second supply rolls 91, facing both sides,
While supplying the packaging materials E and F from 92, in the vicinity of the first and second supply rolls 91 and 92, to the packaging material supply site from the rolls 91 and 92 to the coil portion A, A pair of heat shields 9 facing each other
4, 94 are arranged, and the front and rear parts of the coil portion A in each of the packaging materials E and F are heat-sealed to each other by each of the heat shield devices 94, so that While each coil molded product D is sandwiched in an aligned state, each of the packaging materials E and F in which each coil molded product D is sandwiched is disposed at a predetermined interval on the rear side of each heat shield device 94. A feeding device 95 for pitch feeding is provided. Further, the operation control of the feeding device 95 is performed based on the detection result of the detection sensor 84 which detects the conveyance of the coil molded product D arranged near the rear of the sorting device 8. Then, by the operation of the feeding device 95 based on the detection result of the detection sensor 84, the packaging materials E and F from the supply rolls 91 and 92 are transferred to the coiled product D at the transfer end portion of the feeding body 3. It is supplied to both sides of the coil part A,
The respective packaging materials E and F are heat-sealed by the respective heat shield devices 94, and the respective coil molded products D are packaged in a sandwiched state in an aligned state between the respective packaging materials E and F, and the packaging is performed. Each coil molded product D is sequentially wound on the winding roll 93.

In FIGS. 1 and 7, 96 is a guide plate disposed on the lower side of each coil molded product D conveyed from the conveying end portion of the conveying device 2, and 97 is each coil. The packaging material E in which the molded article D is packaged in a sandwiched state,
A guide pin for guiding F to the winding roll 93.

Next, the operation of the post-processing device having the above structure will be described. First, one side of the hooks B and C provided on the coil molded product D is locked at the starting end position in the transport direction by the feed groove 31 of the feed body 3 that constitutes the transport device 2, and the feed body 3 of the feed body 3 is locked. As the coil molded product D is driven and rotated by the driving device 5, the hooks B, C
Without being entangled with other coil-formed products D, they are sequentially conveyed one by one in an independent state at a predetermined pitch interval, and are passed from the inlet side to the outlet side of the heat treatment apparatus 1. The heat treatment apparatus 1 can uniformly heat-treat each of the coil molded products D, thereby reducing the occurrence of defective products.

After the heat treatment by the heat treatment apparatus 1, each of the coil molded products D is conveyed in order independently one by one at a predetermined pitch interval via the feed body 3, and the heat treatment by the heat treatment apparatus 1 is continued after the heat treatment by the heat treatment apparatus 1. During the transportation of the transportation device 2, the angle inspection device 6 continuously performs the quality inspection of the relative angles of the hooks B and C, and further, after the angle inspection by the angle inspection device 6, the load inspection device. 7, the quality inspection of the spring load of the coil portion A is also continuously performed. As a result of the quality inspection by the angle inspection device 6 and the load inspection device 7, the coil molded product D is a defective product. In this case, the sorting device 8 discharges the product from the conveying path to the outside, and only non-defective products are sent to the packaging device 9 in the next step, and the packaging device 9 arranges the packaging materials E and F one by one. They are packaged in sandwich-like state.

That is, good heat treatment of the coil molded product D by the heat treatment device 1, quality inspection of each coil molded product D by the various inspection devices 6 and 7, and only good product of each coil molded product D. The wrapping work by the wrapping device 9 is performed in a continuous continuous work without entanglement of hooks. Therefore, the post-processing work of each coil molded product D can be automated, and the workability is improved, and the above-mentioned work is performed. A continuous operation in which the post-processing operation and the forming operation of the coil formed product D by the coil forming device are combined can be easily performed. Further, as described above, the various inspection devices 6 and 7 for inspecting the quality of the coil molded product D are arranged on the exit side of the heat treatment device 1 on the conveyance path of the conveyance device 2, and the heat treatment device 1 Subsequent to the heat treatment by, the feeding device 3 is used in the feeding path of the feeding device 2, and the quality inspection is performed by the inspection devices 6 and 7 while the coil molded product D is supported by the feeding member 3. Therefore, as compared with the case where the quality inspection of the coil molded product D is separately performed after the heat treatment, the supporting means for the coil molded product D and the like are unnecessary, and the various inspection devices 6 and 6 are provided.
The configuration of 7 becomes simple. Further, when the above-mentioned post-processing device is applied to an assembly line such as an automatic assembly machine, the coil molded product D can be automatically supplied to this assembly line easily.

[0027]

As described above, the post-processing device for coil-formed products according to the present invention has the spiral feed groove 31, and the hooks B and C of the coil-formed product D can be locked in the feed groove 31. The transporting device 2 is provided with the feeding body 3, the receiving body 4 that rotatably supports the intermediate portion of the feeding body 3, and the drive device 5 that drives and rotates the feeding body 3 intermittently. An angle inspecting device 6 for arranging the heat treatment apparatus 1 in the second conveyance path and inspecting the quality of the relative angle of each hook B, C in the coil molded product D on the exit side of the heat treatment apparatus 1 in the conveyance path. Since the load inspection device 7 for inspecting the spring load of the coil portion A and the sorting device 8 for ejecting the defective product are arranged, the coil molded product D is replaced by the other hooks B, C. Without being entangled with the coil molded product D, Can pass through the orderly the heat treatment apparatus 1 one by one independently state at a pitch interval, thus reducing the occurrence of defective products and can be heat treated uniformly the respective coil molded product D. Moreover, since the coil molded products D are not entangled with each other, the heat treatment is performed by the heat treatment apparatus 1 without the coil molded products D being disentangled or aligned with each other. Following the heat treatment by the apparatus 1, the quality inspection of the coil molded product D can be continuously performed by the angle inspection device 6 and the load inspection device 7 during the transportation of the transportation device 2. When D is a defective product, it can be discharged to the outside from the conveying path by the sorting device 8, that is, the heat treatment of the coil molded product D by the heat treatment device 1 and the coil by the various inspection devices 6, 7. Since the quality inspection of the molded product D is performed continuously in a consistent manner, the post-processing work of the coil molded product D can be automated and the workability is improved. Than it is. Moreover, a continuous operation in which the above-mentioned post-processing operation and the forming operation of the coil-formed product D by the coil forming apparatus are combined, and a continuous operation in which the packaging operation performed after the heat treatment operation are combined can be easily performed. In addition, as described above, the various inspection devices 6 and 7 for inspecting the quality of the coil molded product D are arranged on the exit side of the heat treatment device 1 on the conveyance path of the conveyance device 2, and the heat treatment device 1 Subsequent to the heat treatment by the above, the feeding body 3 is used on the conveying path of the conveying device 2, the coil molded product D is supported by the feeding body 3, and the quality inspection is performed by each of the inspection devices 6 and 7. In comparison with the case where the quality inspection of the coil molded product D is separately performed after the heat treatment,
Supporting means for the above are no longer necessary, and the various inspection devices 6, 7
The configuration can be simplified.

At the end of the conveying path of the conveying device 2, a wrapping device 9 for wrapping the coil molded products D in a sandwiched manner between a pair of long wrapping materials is provided. The heat treatment of the coil molded product D, the quality inspection, and the packaging work can be continuously performed without being entangled, and when the above post-processing device is applied to an assembly line such as an automatic assembly machine, each of the coil moldings is performed. It is easy to take out the products D individually and automatically supply them to the assembly place such as an automatic assembly machine.

[Brief description of drawings]

FIG. 1 is a schematic side view showing the overall structure of a post-treatment device according to the present invention.

FIG. 2 is a partially omitted cross-sectional view as seen from the direction of the line XX in FIG.

FIG. 3 is a partially cutaway front view of an angle inspection device used in the post-processing device.

FIG. 4 is a perspective view showing a part of a positioning body used in the same angle inspection device.

FIG. 5 is a perspective view showing a part of an angle inspection tool used in the same angle inspection device.

FIG. 6 is a front view of a load inspection device used in a post-processing device.

FIG. 7 is a plan view of a packaging device used in the post-treatment device.

[Explanation of symbols]

1 Heat treatment equipment 2 Conveyor 3 Feeder 31 Feed groove 4 recipient 5 drive 6 Angle inspection device 7 Load inspection device 8 sorter 9 Packaging equipment A coil part B, C hook D coil molded product E, F packaging materials

Claims (2)

[Claims] 1. A coil molded product D having a coil portion A and a pair of hooks B and C extending from both sides in the lengthwise direction of the coil portion A is heat-treated, and the quality of the coil molded product D after heat treatment is evaluated. A post-processing device for a coil molded product to be inspected, which has a spiral feed groove 31 and is capable of locking the hooks B and C of the coil molded product D in the feed groove 31, and the feed member 3. A carrier device 2 including a receiver 4 that rotatably supports the intermediate portion of the body 3 and a drive device 5 that intermittently drives and rotates the feed body 3 is provided, and the heat treatment device 1 is provided in the carrier path of the carrier device 2. And an angle inspection device 6 for inspecting the relative angle of the hooks B and C of the coil molded product D on the outlet side of the heat treatment device 1 in the transport path, and an inspection of the spring load. Load inspection device 7
And a post-processing device for coil-formed products, which is provided with a sorting device 8 for discharging defective products. 2. A wrapping device 9 for wrapping one coil-formed product D between a pair of long wrapping materials so as to be sandwiched between the pair of long wrapping materials is provided at the end of the carrying route of the carrying device 2. Post-processing equipment for coil molded products.