JPH0649781Y2 - Bearings for bartacking equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a bearing device which is attached to one member and supports a retractable locking pin of a bartack device attached to the other member so as to be detachable.

[Conventional technology]

Conventionally, when associating both members with each other so that they can be engaged and disengaged, one of the members is attached with a bar tacking device having a locking pin that can be retracted laterally, and the locking pin is projected on the side surface of the other member. A hole that can be inserted at that time is formed, or a bearing having a hole is embedded.

[Problems to be solved by the device]

However, in order to insert the locking pin of the bar tacking device attached to one member into the hole of the other member, either one of the two members should be moved with the locking pin being submerged, After making the axis and the axis of the locking pin substantially coincide with each other, it is necessary to operate the bartack device to project the locking pin and insert it into the hole, and the work depends on the calculation or feeling. If it is in a location that cannot be seen, it takes time and effort to insert it.

In view of the above-mentioned situation, the present invention is to solve the problem in a state where the locking pin of the bartack device is depressed so that the insertion work of the locking pin and the support hole can be easily performed even when it is in an invisible place. Another object of the present invention is to provide a bearing member for a bartack device, which is provided with a guide portion for stopping the locking pin and guiding it into the support hole when the locking pin is projected.

[Means for Solving the Problems]

In order to solve the above-mentioned problems, the present invention provides a bearing member that supports a locking pin that is provided in a bartack device so that it can be retracted, and a flange portion that abuts a surface of a rim of a mounting hole opened in a plate-shaped fixing portion. Having a recessed portion to be inserted into the mounting hole on the back surface of the flange portion, forming a support hole into which the locking pin is inserted from the flange portion to the recessed portion, and A guide portion that is open to one side is provided so as to extend over approximately half the circumference, and an engaging portion that is in contact with the rear surface of the rim portion of the mounting hole is formed on one side of the buried portion that can contact the inner edge of the mounting hole. At the same time, the other side is provided with an engaging piece that extends in a direction inclining away from the insertion end of the buried portion and has its tip end protruding from the surface of the mounting hole so as to have lateral elasticity. It is formed integrally by applying it to the outside of the tip of the engaging piece, and the rear surface of the rim of the mounting hole To constitute a bearing device in obex device formed by projecting the pawl portion to be engaged.

[Action]

The bearing member in the bartack device of the present invention having the above contents is embedded while elastically deforming the engaging piece when it is inserted into the mounting hole opened in the plate-like fixing portion from the engaging portion side from the insertion end of the embedded portion. The tip of the engaging piece in a state of approaching the inner side of the mounting hole, the one side of the buried portion abutting the inner edge of the mounting hole, and the engaging portion formed on the one side abutting the rear surface of the rim of the mounting hole. Immediately after the claw portion projecting outside the portion passes through the mounting hole, the claw portion elastically restores outward and the claw portion engages with the lower surface of the rim portion of the mounting hole, and at the same time, the flange portion surface of the rim portion of the mounting hole. In this mounted state, the front and back surfaces of the rim portion of the mounting hole are sandwiched between the flange portion, the engaging portion and the claw portion of the engaging piece.
In this case, one side of the buried portion abuts on the inner edge of the mounting hole, and the engaging portion on the one side engages with the back surface of the rim portion of the mounting hole, so that the mounting position of the bearing can be set accurately. It is possible. Further, when the bearing tool is removed from the mounting hole of the plate-shaped fixing portion, since the tip portion of the engaging piece projects from the surface of the mounting hole, the tip portion is pinched and elastically deformed toward the buried portion side. Then, the claw portion separates from the rear surface of the rim portion of the mounting hole, and in that state, the claw portion is pulled out from the mounting hole. And
When the locking pin of the bar tacker attached to another member is moved with the bearing tool attached to the attachment hole of the plate-shaped fixed part, the tip of the locking pin will move from the opening side of the guide part. When it enters and is stopped by the guide portion, and when the barb device is operated to cause the locking pin to project, it is guided by the guide portion into the support hole.

〔Example〕

The present invention will be further described in detail with reference to the embodiments shown in the accompanying drawings.

1 and 2 show a typical embodiment of the present invention, in which A indicates a bearing tool.

The bearing tool A has a flange portion 4 with which at least two opposite sides are in contact with the surface of the rim portion 3 of the mounting hole 2 opened in the plate-shaped fixing portion 1, and the mounting hole 2 is provided on the back surface of the flange portion 4. The buried portion 5 to be inserted therein is formed, and the flange portion 4 is formed.
To the buried portion 5 to form a support hole 6 and the support hole 6
The buried portion formed by projecting from the flange portion 4 a guide portion 8 having a substantially U-shape in plan view and having an opening 7 on one side over substantially half the circumference of the rim, and being capable of contacting the inner edge of the mounting hole 2. 5
An engaging portion 9 that abuts the back surface of the rim portion 3 of the mounting hole 2 is formed on one side, and a claw portion 10 that engages the back surface of the rim portion 3 is provided on the other side so as to project outward. The engaging piece 11 having lateral elasticity is integrally formed. Here, the bearing tool A is integrally formed of a highly rigid material such as polyacetal resin.

More specifically, each of the guide portions 8 has a direction in which the inner surface of the semicircular portion in plan view is flush with the support hole 6 and the ends extending laterally from the semicircular portion are separated from each other. The shape is curved smoothly. The engaging portion 9 is provided on one side of the buried portion 5, that is, the guide portion 8 in this embodiment.
It is provided at the tip of a protruding portion 12 extending laterally from the side corresponding to the opening 7 side, and abuts on the back surface slightly apart from the rim portion 3 of the mounting hole 2. Further, the engagement piece 11 has a notch 13 formed from the central portion on one side of the flange portion 4 to the buried portion 5 to reduce the wall thickness, and in a direction inclining away from the insertion end portion of the buried portion 5. The extension 14 is set so as to face the notch 13 of the flange portion 4 and project from the surface of the mounting hole 2, and the edge of the mounting hole 2 is provided outside the tip portion 14. A concave portion 15 for engaging the portion 3 is formed, and the base portion side of the concave portion 15 serves as the claw portion 10. The shapes of the engaging portion 9 and the engaging piece 11 are not limited to those described above, but since a locking pin, which will be described later, collides with the guide portion 8, an attachment that can support the impact force thereof. Strength is required, and in the present embodiment, the impact force is received only by the flange portion 4 and the engaging portion 9, and the engaging piece 11 with weak strength is used.
No external force acts on this. Here, in FIG. 2, the flange portion 4 and the guide portion 8 are connected by a reinforcing rib 16 to enhance the strength of both.

In the engaging piece 11 of FIG. 3 shown as another embodiment, the projecting piece 17 is extended straight from the claw portion 10 without providing the recessed portion 15 at the tip portion 14, and the projecting piece 17 is provided with the flange portion. 4 is used to project from the contour line 4 and to pinch and bend inward when releasing the engagement between the engagement piece 11 and the rim portion 3.

Further, the flange portion 4 of FIGS. 4 and 5 shown as another embodiment is set so that all four sides come into contact with the surface of the rim portion 3 of the mounting hole 2, and both sides of the buried portion 5 are set. The linear side surfaces 18, 18 are formed so as to come into contact with the opposing edges of the lip portion 3 to stabilize the fitting state in the mounting hole 2. In addition, an engagement groove 19 that engages with the rim portion 3 is formed continuously on the back surface on one side of the flange portion 4, where one of the wall surfaces of the engagement groove 19 is the engagement portion 9 It corresponds to. In addition, the side surface 18 is projected laterally, the engaging groove 19 is formed only in the projecting portion, and a portion for engaging the engaging groove 19 in the mounting hole 2 is provided on one side so that the directional property is improved. By providing the above, it is possible to surely mount the bearing tool A in a preset direction.

FIG. 6 shows a bar tacking device B associated with the bearing device A of the present invention. The bar tacking device B has a locking pin 21 that can be retracted from the main body 20. The locking pin is provided on both sides of the hollow main body 20.
It has sliding holes 22, 22 for slidably supporting 21, and holding pieces 25, 25 projecting on the back surface of the central part of the operating member 24 that slides on sliding surfaces 23, 23 formed on both inner sides. The locking pin 21 is interlocked when it is fitted to the reduced diameter portion 26 formed near the base end of the locking pin 21 and is slid by holding the handle 27 protruding from the surface of the operation member 24. It came to appear and disappear. Incidentally, in order to elastically hold the two protruding and retracted states of the locking pin 21, one or both sides inside the main body 20 are bulged in the central portion parallel to the sliding direction of the operating member 24.
A spring portion 29 having 28 is integrally formed or attached as a separate member, and is a dowel 30 which presses the bulging portion 28 outward on one side or both sides of the holding piece 25 of the operating member 24.
The protrusion 31 having the above is formed, and the state in which the dowels 30 are located on both sides of the protruding portion 28 is defined as the protruding state and the retracted state of the locking pin 21. Further, in the same manner as the bearing tool A, in order to fit the bar tacker B into the mounting hole 33 opened in the plate-shaped fixing portion 32, a flange portion 34 is formed in the opening portion of the main body 20, and the flange portion 34 is formed. An appropriate number of claw pieces 35, ... Are projectingly provided on the adjacent side surfaces.

FIG. 7 shows a state in which the bearing tool A and the bar-tacking device B described above are attached and related to both members of the plate-shaped fixing part 1 and the plate-shaped fixing part 32, respectively. It is attached to the end of 32, and the tip end of the locking pin 21 in the retracted state is set to abut on the guide portion 8 of the bearing tool A in which the axis of the support hole 6 is attached orthogonally to the plate-shaped fixing portion 1. is doing. Then, when the locking pin 21 is in the closed state, the plate-shaped fixing portion 32 is rotated or moved so that the tip of the locking pin 21 opens the opening 7 of the guide portion 8 of the bearing tool A.
When it is stopped from the side, and the grip 27 of the operating member 24 is slid sideways in that state, the locking pin 21 projects, and at that time, the tip of the locking pin 21 has the guide portion. 8 is inserted into the support hole 6 while being guided by the stopper pin 8, and when the locking pin 21 is in a protruding state, its tip is completely inserted into the support hole 6 and the plate-shaped fixing portion 32 is no longer present. Plate-shaped fixed part 1
The movement in the direction parallel to is restricted.

Here, in the present invention, the bearing tool A for the plate-shaped fixing portion 1 is used.
Although the engaging portion 9 and the engaging piece 11 are used as the mounting structure of the above, it is also possible to fix the flange portion 4 with a screw, and similarly, the mounting structure of the bar tacker B is appropriately adopted.

Further, FIG. 8 shows another example of the bar-tacking device B. This structure is well known as a bar-tack, and mounting plates 36, 36 are provided on both sides.
And a holding portion 37 having a substantially U-shaped cross section for slidably accommodating the locking pin 21 in a central portion thereof, and a long hole 38 is formed in a side surface of the holding portion 37 in a longitudinal direction thereof. A handle 39 protruding from the hole 38 is movably protruding from the locking pin 21. Then, by operating the handle 39, the locking pin 21 is projected and retracted laterally. The bearing device A of the present invention can also be detachably associated with the bar tacker B.

Further, as an embodiment using the bearing assembly A of the present invention and the above-mentioned bar tacker B, both leg plates 41 and 41 of the desk 40 and the curtain plate 4 are shown in FIGS.
It shows the one applied to the inspection panel 44 for closing the front surface of the wiring duct 43 installed in the space sectioned by 2 so as to be openable and closable. FIG. 9 shows the main part of the plate-shaped fixing part 1.
To the upper and lower sides of both leg plates 41, 41 corresponding to
Is installed as described above with the opening 7 of the guide portion 8 facing forward, and the bar tackers B are similarly attached to the upper and lower ends of both sides of the inspection panel 44 corresponding to the plate-shaped fixing portion 32, and the corresponding bearing tools A are provided. And the barbing device B are related. Therefore, when the four sets are engaged, the front surface of the wiring duct 43 is closed, and when either one of the upper and lower two sets is removed, it is possible to rotate and open around the other, and when all four sets are removed, the inspection panel 44 is completely removed. It can be removed.

Further, as shown in FIG. 11, the lower two sets can be simply pivoted so that they can be pivotally supported by a support shaft 45 protruding from the ordinary leg plate 41 and a bearing 46 attached to the inspection panel 44. In this case, the upper bearing tool A and the bar tacker B are used as a locking device having a normal lock mechanism. As described above, the application of the present invention is diverse.

[Effect of device]

According to the bearing tool in the bartack device of the present invention as described above, in the bearing tool that supports the locking pin that is provided so as to be retractable in the bartack device, the surface of the edge of the mounting hole opened in the plate-shaped fixing portion is abutted. A flange portion in contact with the flange portion, a recessed portion to be inserted into the mounting hole is formed on a back surface of the flange portion, and a support hole into which the locking pin is inserted is formed from the flange portion to the recessed portion; A guide portion that is open to one side is provided so as to extend over approximately half the circumference of the rim, and an engaging portion that abuts the back surface of the rim portion of the mounting hole is formed on one side of the buried portion, and the mouth is formed on the other side. Since the engaging piece having a lateral elasticity provided with a projecting claw portion which engages with the back surface of the edge portion is integrally formed, it is attached to another member in the state of being attached to the attachment hole of the plate-like fixing portion. When the lock pin of the bartack device is in the retracted state, make sure that the tip of the lock pin is on the opening side. It can be positioned when it is stopped by the guide part and is inserted into the support hole, and when the locking pin is projected, it can be guided by the guide part and surely inserted into the support hole. Therefore, the operability and workability are remarkably improved as compared with the conventional calculation or feeling. Further, when attaching to the mounting hole opened in the plate-shaped fixing portion, simply inserting the buried portion into the mounting hole from the engaging portion side allows the flange portion and the engaging portion and the claw portion of the engaging piece to be inserted. It can be firmly mounted with the rim of the mounting hole sandwiched. Further, since one side of the buried portion abuts on the inner edge of the mounting hole and the engaging portion on the one side engages with the back surface of the rim portion of the mounting hole, the mounting position of the bearing can be set accurately. . Further, when the bearing tool is removed from the mounting hole of the plate-shaped fixing portion, since the tip portion of the engaging piece projects from the surface of the mounting hole, the tip portion is pinched and elastically deformed toward the buried portion side. Since the claw part separates from the rear surface of the rim of the mounting hole, it can be easily removed by pulling out from the mounting hole in that state.

[Brief description of drawings]

FIG. 1 is a perspective view showing a typical embodiment of the present invention, FIG. 2 is a vertical sectional side view in the same mounted state, FIG. 3 is a vertical sectional side view showing another embodiment, and FIG. Fig. 5 is a perspective view showing an example, Fig. 5 is a vertical sectional side view in the same mounted state, Fig. 6 is an exploded perspective view of the bar tacking device, Fig. 7 is a cross-sectional view showing an example of using the bearing and the bar tacking device, and Fig. 8 is a perspective view. FIG. 9 is a perspective view showing another example of the bar tacking device, FIG. 9 is a partial vertical sectional side view showing a usage example of the bearing and the bar tacking device, and FIG.
The figure is also a vertical side view. A: Bearing tool, B: Bar tacker, 1: Plate fixing part, 2: Mounting hole, 3: Edge part, 4: Flange part, 5: Buried part, 6: Support hole, 7: Opening, 8: Guide Part, 9: engaging part, 10: claw part, 11: engaging piece, 12: protruding part, 13:
Notch, 14: Tip, 15: Recess, 16: Reinforcing rib, 17: Projection, 1
8: Side surface, 19: Engagement groove, 20: Main body, 21: Locking pin, 22: Sliding hole, 23: Sliding surface, 24: Operating member, 25: Holding piece, 26: Reduced diameter portion,
27: Handle, 28: Swelling part, 29: Spring part, 30: Dowel, 31: Projection piece, 3
2: Plate fixing part, 33: Mounting hole, 34: Flange part, 35: Claw piece, 3
6: Mounting plate, 37: Holding part, 38: Long hole, 39: Handle, 40: Desk, 41:
Leg plate, 42: curtain plate, 43: wiring duct, 44: inspection panel, 45: support shaft, 46: bearing.

Claims (1)

[Scope of utility model registration request] 1. A bearing tool for supporting a locking pin which is provided in a bartack device so as to be retractable and retractable, having a flange portion that abuts a surface of a rim of a mounting hole opened in a plate-like fixing portion, A buried portion to be inserted into the mounting hole is formed on the back surface, and a support hole into which the locking pin is inserted is formed from the flange portion to the buried portion, and is opened to one side over approximately half the circumference of the rim of the support hole. The guide portion is provided so as to project, and an engaging portion that comes into contact with the rear surface of the rim portion of the mounting hole is formed on one side of the buried portion that can come into contact with the inner edge of the mounting hole, and the other side is provided with the engaging portion. An engaging piece extending in a direction tilting away from the insertion end of the buried portion and having its tip protruding from the surface of the mounting hole is integrally formed by imparting lateral elasticity.
A bearing tool for a bartack device, wherein a claw portion that engages with a rear surface of a rim portion of the mounting hole is provided outside an end portion of the engagement piece.