JPH0730970Y2 - Assembling device for machine frame of grain tank - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to an assembly device used for assembling a grain tank or the like for storing grains by a frame of a machine frame, and a window hole provided at a joint portion of one machine frame, An assembling apparatus having a window hole formed in the other machine frame so as to wrap it, a channel-shaped wedge receiver fitted so as to penetrate the window hole, and a wedge metal fitting inserted into the wedge receiver. Regarding improvements.

The above-mentioned assembling apparatus is a grain tank a which is a main body of a vertical grain dryer A as shown in FIG. 1 or a grain accommodating portion of a grain carrier b as shown in FIG. It is widely used when assembling a grain tank a and the like by connecting / connecting machine frames 1 ... Formed in a panel shape as shown in FIG.

That is, as shown in FIG. 3, four machine frames 1 ... Formed in a panel shape so as to also serve as machine walls are abutted at their longitudinal end portions and combined in a rectangular enclosure frame shape. When joining and joining the joints 1a and 1b at the ends of the machine frame 1 in the longitudinal direction, the joints 1a and 1b are formed with window holes 2.2 to be wrapped by the joining, respectively. As shown in FIG. 4, among the window holes 2 and 2, the window hole 2 provided in the joint portion 1a located on the inner side at the time of joining, as shown in FIG.
On the open base end side of the main body 30 having a channel shape, a wedge receiver 3 formed in a shape including mounting seat plates 31 and 31 that spreads in a brim shape to the left and right, and the main body 30 of the wedge receiver 3 forms the window hole 2 It is inserted from the back side of the window hole 2 in a penetrating state, and its mounting seat plate
31 and 31 are fixed to the joint portion 1a of the machine frame 1 by spot welding. Then, the window hole 2 provided in the joint portion 1b of the machine frame 1 located outside is provided at the tip portion of the channel-shaped main body portion 30 of the wedge receiver 3 protruding from the window hole 2, as shown in FIGS. As shown in FIG. 7, the front end side of the main body portion 30 of the wedge receiver 3 is projected to the outer surface side of the window hole 2 as shown in FIG. 7, and the wedge metal fitting 4 is attached to the protruding portion. Is inserted and driven, and the joint portion 1a of the machine frame 1 and the joint portion 1b of the machine frame 1 joined thereto are used so as to be tightly bound together.

By the way, in this way, the joining portion of one machine frame 1 joined
By inserting the channel-shaped wedge receiver 3 into the window hole 2 provided in 1a and the window hole 2 provided in the joining portion 1b of the other machine frame 1, inserting the wedge metal fitting 4 into this and tightening it. When the assembly device for connecting and binding the machine frames 1 ... Is used for assembling the grain tank a which is the main body of the grain dryer A,
Vibrations caused by work such as an ascending / descending elevator and a grain conveyor, and when used for assembling the grain tank a of the grain carrier B, vibration caused by traveling of the vehicle body during the transportation work causes The wedge metal fitting 4 driven in 3 may loosen the tightening, and the wedge metal fitting 4 may come out of the wedge receiver 3 and fall off. As a result, the machine frame 1 ...
There is a problem that the bondages at the joints 1a and 1b of the above become to be released.

This problem can be solved by incorporating a locking means for locking the driven wedge metal fitting 4 in that state, but doing so causes another problem that makes the operation of driving the wedge metal fitting 4 troublesome. come.

The present invention has been made in order to solve these problems, and the tightening by the driven wedge metal fitting 4 is loosened by vibration without troublesome operation of driving the wedge metal fitting 4 into the wedge receiver 3. Even if possible, it is an object of the present invention to provide a new means for keeping the wedge metal fitting 4 in the state where it is inserted into the wedge receiver 3 and preventing it from coming out of the wedge receiver 3.

In the present invention, as means for achieving this object, a window hole formed in a joint portion of one machine frame and a main body portion formed in a channel shape to be fitted into the window hole A wedge receiver fitted from the back side of the hole, window holes formed so as to wrap with the above-mentioned window holes at the joint portion of the other machine frame that joins with the joint portion of the machine frame, and the above-mentioned protruding from the window holes In a device for assembling a grain tank machine frame, which comprises a wedge metal fitting to be inserted into a channel-shaped main body portion of a wedge receiver,
On the outer surface side of the joint portion of the machine frame, at a portion close to the head of the wedge metal fitting 4 in a state of being inserted and driven into the main body of the wedge receiver, the head of the wedge metal fitting is moved by the movement in the extracting direction of the wedge metal fitting. The present invention provides a device for assembling a machine frame of a grain tank, which is provided with a wedge slip-out stopper that projects to the outer surface side of the joint so as to abut against each other.

Next, embodiments will be described in detail with reference to the drawings. The same reference numerals as those used in the conventional means are used for the constituent elements having the same effect.

FIG. 8 is a perspective view of an assembling apparatus such as a grain tank in which the present invention is implemented. In the figure, 1 and 1 are machine frames, 1a and 1b are
Joining portions provided on the machine frames 1 and 2, 2 are window holes, 3 is a wedge receiver, 4 is a wedge metal fitting, and b is a wedge slip-out prevention member.

The machine frame 1.1 is a normal one formed in a panel shape so as to also serve as a machine wall.

The joint portions 1a and 1b are the upper edge and the lower edge of the machine casing 1 in this embodiment, and as shown in FIG. 9, the joint portion 1a of the lower machine casing 1 is: It is formed in the shape of a shelf plate that bends laterally from the upper end of the machine casing 1 and then folds back downward, and at the joint portion 1b of the upper machine casing 1,
It is formed into a crank-shaped shelf plate that is bent laterally from the lower end and then bent downward so as to be fitted and joined so as to cover the joining portion 1a of the lower machine frame 1.

The window hole 2 is left open in the window hole 2 formed in the joining portion 1b of the upper machine casing 1, and is left open in the window hole 2 formed in the joining portion 1a of the lower machine casing 1. If so, the main body portion 30 of the wedge receiver 3 is fitted therein so as to project upward from below (FIG. 9).

The wedge receiver 3 is formed by bending a metal plate,
It is an ordinary one formed in a form including a channel-shaped main body portion 30 that fits into the window hole 2 and a mounting seat plate (not shown) formed in a brim shape on the base end side thereof. Insert the portion 30 into the window hole 2 provided in the joint portion 1a of the lower machine frame 1 from below,
The main body portion 30 is mounted in a state of protruding from the window hole 2 by fixing the mounting seat plate to the joint portion 1a by welding, but there is a case where the main body portion 30 is not welded to the joint portion 1a but is left as a separate body. is there.

In addition, the wedge metal fitting 4 joins the joint portion 1a of the machine frame 1 and the joint portion 1b of the machine frame 1 to the main body portion 30 of the wedge receiver in a state of protruding from the window hole 2 of the joint portion 1b, By binding the wedge metal fitting 4 from its tip and driving it with a hammer or the like, binding between the joint portion 1a of the machine frame 1 and the joint portion 1b of the machine frame 1
The body 40, which is an ordinary wedge body to be joined, is inserted into the inner cavity of the main body portion 30 of the wedge receiver 3 and the main body portion 30.
Is formed to have a length several times as long as the axial direction (left and right direction in FIG. 10) of the main body portion 30 of the body portion 40.
The thickness in the protruding direction (vertical direction in FIG. 8) is gradually increased from the tip end side (right end side in FIG. 8) to the base end side. And its torso 40
A head portion 41 is formed on the base end side thereof, the wall thickness of which is much thicker than the length of the main body portion 30 of the wedge receiver 3 in the protruding direction.

The wedge stopper b is formed by punching a metal plate having a spring property into a strip plate shape, and in a side view, is formed in a spoon shape in which a flat plate portion 51 is continuous with one end side of a curved portion 50 that is curved in an arc shape.
The wedge stopper b is the joint portion 1a of the machine frame 1.1.
The arcuate curved portion of the wedge retaining b on the outer surface side of the joint portion 1b on the side of the window 1b where the window hole 2 is left open
As shown in FIG. 8, 50 occupies a position slightly offset from the head 41 of the wedge metal fitting 4 in the state of being driven into the main body portion 30 of the wedge receiver 3, and one end side of the curved portion 50 thereof. Head portion 41 of the wedge metal fitting 4 with the flat plate portion 51 continuous with
By arranging so as to occupy a position to dig into the inner surface side of the plate and spot welding the flat plate portion 51 to the joint portion 1b, as shown in FIG. 9, the outer surface of the joint portion 1b of this one machine frame 1 is It's fastened.

As a result, in the state where the joining portion 1a of the machine frame 1 and the joining portion 1b of the machine frame 1 are joined as shown in FIG. 10, the leading end side of the wedge metal fitting 4 is inserted into the main body portion 30 of the wedge receiver 3. so,
When driving by hitting the head 41 of it, as shown in FIG.
Is in a state of riding on the outer surface of the curved portion 50 of the wedge retaining b, and the head 41 of the wedge metal member 4 is detached from the outer surface of the curved portion 50 as the driving process progresses from this state. Department
As shown in FIG. 8, when the wedge metal fitting 4 is in a state where it is placed on the outer surface of the wedge metal fitting 4, and when the wedge metal fitting 4 comes out of the main body portion 30 of the wedge receiver 3 in this state. The head 41 of the wedge metal fitting 4 abuts the curved portion 50 of the wedge stopper b to prevent escape.

Next, FIG. 11 shows another embodiment. This example
The wedge stopper b in the above-described embodiment is formed separately from the joint portion 1b of the machine casing 1, whereas the joint portion of the machine casing 1 is formed.
This is an example in which a wedge stopper b is integrally formed on 1b.

That is, by selecting the position where the curved portion 50 of the wedge slip-out prevention b is provided in the joining portion 1b of the machine frame 1 in the above-described embodiment, and forming the protrusion 52 by press molding at that position, this protrusion 52 is formed. , The driven wedge metal fitting 4 is wedge receiver 3
When it comes to move away from the main body part 30 of the, it abuts against the head part 41 of the main part 30 and wedges the wedge metal fitting 4 into it.
The wedge retainer b which is retained in the main body portion 30 is held. And the rest of the configuration except this point is the same as the above-mentioned embodiment,
Constituent members having the same effect are designated by the same reference numerals, and detailed description thereof will be omitted.

In addition, the wedge stopper b formed by the protrusion 52 is the machine frame 1
There is a case where a through hole is formed at a predetermined position of the joint portion 1b, and a rivet is driven therein to be formed by the head of the rivet.

Also in this embodiment, similarly to the above-described embodiments, the inner surface side of the head portion 41 of the wedge metal fitting 4 is slidably contacted with the outer surface of the projection 52 forming the wedge retaining b in the initial step of driving the wedge metal fitting 4. As shown in FIG. 11, the head 41 of the wedge metal fitting 4 moves over the projection 52 as the driving progresses, and the state shown in FIG. 11 is reached. The wedge metal fitting 4 abuts against the head 41 of the wedge metal fitting 4 to prevent further movement, and the wedge metal fitting 4 allows the wedge metal fitting 4 to have a main body portion.
It acts to hold the state that is plugged into 30.

Next, FIG. 12 shows another embodiment. This embodiment is a modification of the embodiment shown in FIGS. 8 to 10 described above, and the metal plate fixed by spot welding to the joint portion 1b of the machine frame 1 to form the wedge retaining b is , A normal iron plate is used instead of a spring plate, and the iron plate is formed into an angle shape in a side view including a flat plate-shaped mounting seat plate 53 and a regulation plate 54 that is bent and rises at a right angle from one side thereof. It is bent and shaped, and its regulating plate 54 is arranged on the outer surface of the joint portion 1b of the machine frame 1 so as to occupy a position corresponding to the protrusion 52 in the embodiment shown in FIG. Join the seat plate 53
As shown in FIG. 12, the regulating plate 54, which is superposed on the outer surface of 1b and fixed by spot welding, prevents the wedge metal fitting 4 driven into the main body portion 30 of the wedge receiver 3 from coming off. The retaining b is configured.

This embodiment also has the same structure as the above-mentioned embodiment except for the structure of the wedge stopper b described above, and therefore the same reference numerals are given to the components having the same effect and the detailed description thereof will be omitted. .

Also in this embodiment, in the initial stage of the step of driving the wedge metal fitting 4, the inner surface side of the head portion 41 of the wedge metal fitting 4 is brought into a state of sliding contact with the protruding edge of the regulation plate 54 of the wedge slip-out prevention b, and the driving is completed. By doing so, the head 41 of the wedge metal fitting 4 is adjusted to the regulation plate 54.
When the wedge metal fitting 4 moves away from the main body portion 30 of the wedge receiver 3 when the wedge metal fitting 4 moves away from the protruding end edge of the wedge holder 3 as shown in FIG. Functioning to prevent the wedge fitting 4 from coming out.

Next, FIG. 13 shows a further different embodiment. In this embodiment, the wedge metal fittings 4 come into sliding contact with the wedge slip-out prevention b at the beginning of the process of driving the wedge metal fittings 4, whereas the wedge metal fittings 4 prevent the wedge slip-outs. This is an example in which it can be driven without sliding contact with b.

That is, in this embodiment, in order to prevent the driven wedge metal fitting 4 from coming out, the joining portion of the machine frame 1 is prevented.
The wedge retaining b mounted on the outer surface of 1b forms an angled bent plate in a side view including a mounting seat plate 55 and a regulation plate 56 that is bent at a right angle by bending and forming a metal plate. For welding the mounting seat plate 55 and the joint portion 1b of the machine frame 1 to fix the wedge plate 4 to the outer surface of the joint portion 1b of the machine frame 1 to prevent the wedge metal fitting 4 from coming out, , Which is the same as the embodiment shown in FIG. 12 described above, when the mounting seat plate 55 is fixed by spot welding,
The restriction plate 56 is arranged at a position where it does not interfere with the wedge metal member 4 to be driven, and is fixed to the joint portion 1b of the machine frame 1 by welding the mounting seat plate 55. Then, the rising height of the restriction plate 56 from the mounting seat plate 55 is formed to be high, and when the driving process of the wedge metal fitting 4 is completed, the restriction plate 56 is moved to a position shown in FIG. 13 by an appropriate tool such as a hammer. As shown by the chain line, the push-down member is pushed down toward the head portion 41 side of the driven wedge metal fitting 4, and the regulation plate 56 in this pushed-down state is pushed.
However, a wedge slip-out prevention b for suppressing the movement of the head 41 of the wedge metal fitting 4 driven into the wedge receiver 3 in the escape direction is configured.

Also in this embodiment, the remaining structure except the structure of the wedge retaining b is the same as that of each of the above-mentioned embodiments.
With respect to the configuration that does not change, the same reference numerals are given to the components having the same effect, and detailed description thereof will be omitted.

In this embodiment, the wedge retainer b attached to the joint portion 1b of the machine frame 1 does not interfere with the wedge metal fitting 4 when the wedge metal fitting 4 is driven, but the wedge metal fitting 4 has been driven. Later, with a tool such as a hammer, the restriction plate 56,
It is necessary to push it down to the head 41 side of the driven wedge metal fitting 4 so that the position of the protruding edge of the regulation plate 56, which is a substantial stopper, approaches the head 41 of the driven wedge metal fitting 4. By performing this operation, the same operation as in each of the above-described embodiments is performed.

As described above, the device for assembling the machine frame of the grain tank according to the present invention has the window hole 2 formed in the joint portion 1a of the one machine frame 1,
The main frame 30 is formed into a channel shape that fits into the window hole 2 and the wedge receiver 3 that is fitted and inserted from the rear surface side of the window hole 2 and the other machine frame 1 that is joined to the joining portion 1a of the machine frame 1 Junction 1b
A grain including a window hole 2 formed so as to wrap with the window hole 2 described above, and a wedge metal fitting 4 inserted into the channel-shaped main body portion 30 of the wedge receiver 3 protruding from the window holes 2 and 2 and driven. In the device for assembling the machine frame of the tank, the joint portion 1b of the machine frame 1
On the outer surface side of the above, at a portion close to the head 41 of the wedge metal fitting 4 in a state of being inserted and driven into the main body portion 30 of the wedge receiver 3,
The movement of the wedge metal fitting 4 in the pull-out direction causes its head 41.
Since the wedge stopper b protruding to the outer surface side of the joint portion 1b is provided so as to abut against the joint portion 1b, the operation of driving the wedge metal fitting 4 into the wedge receiver 3 is not troublesome.
Even if the tightening by the driven wedge metal fitting 4 is loosened by vibration, it is held at the position where it is inserted into the wedge receiver 3 and does not come out of the wedge receiver 3.

[Brief description of drawings]

FIG. 1 is a perspective view of a machine frame assembling apparatus implemented in a grain tank of a grain dryer, and FIG. 2 is a perspective view of a machine frame assembling apparatus implemented in a grain tank of a grain carrier. FIG. 4 is a perspective view of the assembling apparatus during assembly, FIG. 4 is a perspective view of a wedge receiver of the same apparatus, and FIG. 5 is a vertical cross-sectional side view in the course of an assembling process of main parts of the same apparatus. Fig. 7 is a perspective view of the main part of the same as above, Fig. 7 is a perspective view of the main part of the same after the assembling process, Fig. 8 is a perspective view of a device for assembling a machine frame of a grain tank in which the present invention can be carried out, and Fig. 9 is FIG. 10 is a perspective view of the same as before the assembling process, FIG. 10 is a perspective view of the same as the assembling process, FIG. 11 is a perspective view of a main part of another embodiment device, and FIG. 12 is another embodiment device. FIG. 13 is a perspective view of the main part of FIG. 13, and FIG. 13 is a perspective view of the main part of a further different embodiment apparatus. Explanation of Drawing Codes A ... Grain dryer, B ... Grain carrier a ... Grain tank, b ... Wedge slip-out prevention 1 ... Machine frame, 1a / 1b ... Joint part 2 ... Window hole, 3 ... Wedge receiver 30 ... Main part, 31 ... Mounting seat plate 4 ... Wedge bracket, 40 ... Body part 41 ... Head part, 50 ... Bent part 51 ... Flat plate part, 52 ... Protrusion 53/55 ... Mounting seat plate 54/56 ... Regulating plate

Claims (1)

[Scope of utility model registration request] 1. A window hole 2 formed in a joint portion 1a of one machine frame 1.
And the wedge receiver 3 formed by forming the main body portion 30 into a channel shape that fits into the window hole 2 and inserting the main body portion 30 from the back side of the window hole 2.
And a window hole 2 formed so as to overlap the window hole 2 at the joint portion 1b of the other machine frame 1 which is joined to the joint portion 1a of the machine frame 1
And wedge metal fitting 4 which is inserted into the channel-shaped main body 30 of the wedge receiver 3 protruding from the window holes 2
In the apparatus for assembling the machine frame of the grain tank, the head 41 of the wedge metal fitting 4 in a state of being inserted into the main body 30 of the wedge receiver 3 on the outer surface side of the joint 1b of the machine frame 1 and driven. A grain container characterized in that a wedge retainer b projecting to the outer surface side of the joint 1b is provided so as to collide with the head 41 of the wedge metal fitting 4 by the movement in the pulling direction of the wedge metal fitting 4 at a position close to the grain metal container. Machine frame assembly device.