JPH08278739A - Mounting structure of sealing member - Google Patents

Abstract

PURPOSE: To make it possible to easily remove sealing members from recycling articles without entailing a hike in costs. CONSTITUTION: A projecting part 30a which can be picked is formed at the sealing member 30. Its one surface is stuck to the sealing member 30 and peeling paper 33 is stuck over the entire part of the other surface and is provided with a double coated tacky adhesive tape 31. This peeling paper 33 is formed by disconnecting the non-peeling part 33a to be stuck to the projecting part 30a from another peeling part 33b in a slit 34 position. The peeling part 33b is peeled exclusive of the non-peeling part 33a and the double coated tacky adhesive tape 31 is stuck to the recycling articles. The sealing member 30 is mounted in superposition via the tape 31.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a copying machine, printer,
The present invention can be applied to a facsimile, a scanner, a printing machine, an OHP, an electronic blackboard, and a composite machine of them. Specifically, in such office equipment, a seal member is used for the purpose of dust prevention, wind shielding, light shielding, toner leakage prevention, liquid leakage prevention, and the like, and relates to a mounting structure of the sealing member.

[0002]

2. Description of the Related Art In recent years, from the viewpoint of resource protection and natural environment protection, it has become widespread to reduce the consumption of resources and waste by recycling parts and the like.
However, such recycled products include dustproof, windproof, and
For various purposes such as light shielding, toner leakage prevention, liquid leakage prevention,
A seal member may be attached. Usually, this type of seal member is made of urethane foam, felt, or the like, so it is weathered or deteriorated during recycling, and it is necessary to replace it with a new one. However, when peeling off the old seal member in order to replace it with a new one, the weathered or deteriorated seal member may be torn off on the way, and the workability during recycling was extremely poor.

For this reason, among the conventional ones, for example, as shown in Japanese Unexamined Patent Publication No. 6-138723, 1) a non-adhesive portion is provided in a part of the seal member, and the seal member is peeled from the non-adhesive portion. 2) Those in which a concave portion is formed on the surface to be adhered corresponding to the end of the seal member and the seal member is peeled off from the end 3) A double-sided adhesive tape for sticking the seal member to the surface to be attached, Part of which is provided so as to protrude from the seal member and the seal member is peeled off by holding the protruding portion. 4) A similar double-sided adhesive tape is used to increase the adhesive force on the seal member side from the mounted surface side, When the tape is peeled off, the tape is peeled off on the mounting surface side. 5) The mounting surface of the sealing member is provided with irregularities so that the sticking force is weakened and the sealing member is easily peeled off from the mounting surface side. Things etc. A.

[0004]

However, in 1), the position of the non-adhered portion is difficult to recognize, and in 2), the position of the recessed portion is difficult to recognize, and both are still torn off when the seal member is peeled off. However, there is a problem that workability during recycling is poor.

In the case of 3), the seal member and the double-sided adhesive tape are different in shape and cannot be die-cut at the same time, and the assembly is troublesome. Therefore, in the case of 4), the double-sided adhesive tape is special. However, in the case of 5), the sealing member is deformed due to unevenness, and coating is applied to the inside of the recessed portion to prevent it.

Therefore, an object of the present invention is to provide a sealing member mounting structure of this type without increasing the cost.
It is to be able to easily remove the seal member.

[0007]

Therefore, the seal member mounting structure according to the present invention has a seal member 30 having a protrusion 30a which can be pinched, and a seal member 30 having one surface thereof, as shown in the following embodiments. A double-sided adhesive tape that is attached to the entire surface of the other side of the peeling paper 33, and the non-peeling portion 33a of the peeling paper 33 that is attached to the protrusion 30a is separated from the other peeling portion 33b. 31 and its double-sided adhesive tape 31
The peeling portion 33b of the peeling paper 33 is peeled off to remove the tape 3
A member 35 to which the other surface of 1 is attached, and the sealing member 30 is overlapped and held via the tape 31;
It is characterized by comprising.

In the seal member mounting structure according to the second aspect of the present invention, for example, as shown in the following embodiments, the seal member 40 having a plurality of engagement holes 40c and the engagement hole 40c of the seal member 40 are engaged. The seal member 40 is superposed through the fitting protrusion 41a, and the attached member 41 is held by the engaging protrusions 41a.

According to a third aspect of the present invention, for example, as shown in the following illustrated embodiment, in the seal member mounting structure according to the second aspect, at the tip of the engaging projection 41a,
An enlarged portion 41b for attracting the seal member 40 to the attached member 41 is provided.

[0010]

In the invention described in claim 1, when the seal member 30 is attached to the attachment member 35, the peeling portion 33b of the release paper 33 of the double-sided adhesive tape 31 is peeled off and the other surface of the tape 31 is attached. The seal member 30 is attached to the member 35, and the seal member 30 is superposed on and held by the attached member 35 via the tape 31. On the other hand, when peeling from the attached member 35, the protrusion 30a not attached to the attached member 35 is pinched and the seal member 30 is peeled off.

In the second aspect of the invention, the seal member 4
0 is attached to the attached member 41, the engaging projection 41a is passed through the engaging hole 40c and the seal member 4 is attached to the attached member 41.
0s are overlapped and held by the engagement protrusion 41a. On the other hand, when detaching from the mounted member 41, the sealing member 40 is pulled to pull out the engaging protrusion 41a from the engaging hole 40c.

According to the third aspect, the seal member 4
When the 0 is attached to the attached member 41, the engaging protrusion 41a
The seal member 40 is pulled toward the enlarged portion 41b.

[0013]

FIG. 5 is a schematic diagram showing the internal mechanism of a laser printer having a seal member mounting structure according to the present invention as viewed from the front side. In the figure, reference numeral 10 is a main body of the apparatus, and a drum-shaped photoconductor 11 is provided at substantially the center thereof. Then, as the photoconductor 11 rotates in the direction of the arrow A in the figure, the surface of the photoconductor 11 is uniformly charged by the charger 12.
Next, the optical writing device 13 irradiates the laser light L to perform writing, forms an electrostatic latent image on the photoconductor 11, and then develops it by the developing device 14 to make the electrostatic latent image visible.

On the other hand, the paper feed roller 15 is rotated along with the rotation of the photosensitive member 11, the paper S is sent out from the inside of the cassette case 16 in the direction of arrow B in FIG. Then, the timing is matched with the visible image formed on the photoconductor 11, and the registration roller pair 17 feeds the sheet S toward the lower side of the photoconductor 11 to transfer the sheet S.
At 8, the visible image on the photoconductor 11 is transferred to the paper S. Then, the separator S separates the paper S from the surface of the photoreceptor 11,
The transferred image is fixed in the fixing device 20. After that, the discharge roller pair 21 sends it out of the apparatus main body 10,
The sheets are stacked on a sheet discharge tray 22 that is externally attached to the apparatus body 10.

On the other hand, the surface of the photoreceptor 11 after the image transfer is cleaned by the cleaning device 23, discharged by the discharging device 24, and then uniformly charged by the charging device 12 again.

Now, in such a laser printer, in recent years, from the viewpoint of resource protection and natural environment protection, parts and the like are recycled and used to suppress resource consumption and reduce dust. . The procedure is roughly as follows. (1) Collecting: Collecting products that are no longer needed after replacement. (2) Separation ......... Evaluate the collected products and sort them into reuse, reuse, disposal, etc. in product units or parts. (3) Disassembly ... Disassemble the unit and replacement parts to be reused. (4) Cleaning ... Clean and dry the parts to be reused. (5) Inspection ………… Inspects and confirms the function of recycled products before shipping acceptable products.

However, such recycled products include
For various purposes such as dust-proof, wind-shielding, light-shielding, toner leakage prevention, liquid leakage prevention, etc., a seal member may be attached with, for example, a double-sided adhesive tape. Usually, this type of sealing member is made of urethane foam, felt, or the like, so that it will be weathered or deteriorated during recycling after long-term use, and it will be necessary to replace it with a new one. However, when the old seal member is peeled off in order to replace it with a new one at the time of disassembly, the weathered or deteriorated seal member may be torn off on the way, and the workability at the time of recycling was extremely poor.

Therefore, the seal member mounting structure according to the present invention is configured as shown in FIGS. 1 to 3 to improve workability during recycling. Reference numeral 30 in the drawing is a seal member. The sealing member 30 is made of urethane foam, felt, or the like in a frame shape, and a protrusion 30a that can be pinched is formed at one corner portion thereof. The base member 32 of the double-sided adhesive tape 31 is provided on one surface of the seal member 30.
Stick one side. The tape 31 uses, as the base material 32, a non-oriented polyester film or a nonwoven fabric having the same longitudinal and lateral strength. Then, a peeling paper 33 is attached to the entire other surface of the base material 32, and a non-peeling portion 33a of the peeling paper 33 to be attached to the protrusion 30a is provided separately from the other peeling portion 33b by a slit 34.

When the seal member 30 is attached to the attached member 35, which is a recycled product, for example, as shown in FIG. 1, the non-peelable portion 33a is left and the slit 34 is left.
Peeling portion 33 of peeling paper 33 from base material 32 at the position
b is peeled off, the other surface of the double-sided adhesive tape 31 is attached around the window hole 35a of the attached member 35 as shown in FIG. 3, and the seal member 30 is overlapped and held on the attached member 35 via the tape 31. To do.

On the other hand, when the seal member 30 is peeled off from the member 35 to be attached, as shown in FIG. 4, a finger is put on the protrusion 30a which is not adhered so as to float from the member 35 to be attached, and the protrusion 30a is pinched. Then, the seal member 30 is peeled off together with the double-sided adhesive tape 31.

Further, as shown in FIGS. 6 and 7,
Workability during recycling may be improved. In this example, the sealing member 40 is made of urethane foam, felt, or the like in a frame shape, for example, and engaging holes 40c are formed at both ends of the upper frame 40a and in the middle of the lower frame 40b. On the other hand, an engaging protrusion 41a is provided on a mounted member 41 which is a recycled product and has a similar window hole 41c. Then, a spherical enlarged portion 41b is formed at the tip of each engagement protrusion 41a.

Then, the seal member 40 is attached to the attached member 41.
As shown in FIG. 7, when attaching to the
The sealing member 40 is superposed on the mounted member 41 through the engaging projection 41a and is held by the engaging projection 41a. At this time, the seal member 40 is pressed by the enlarged portion 41b of the engagement protrusion 41a, and the seal member 40 is drawn toward the mounted member 41.

On the other hand, when removing from the mounted member 41, the sealing member 40 is pulled to pull out the engaging projection 41a from the engaging hole 40c.

[0024]

As described above, according to the first aspect of the invention, when the seal member is peeled off, the protrusion at the beginning of peeling can be found immediately, and the workability during recycling is good. Further, since the double-sided adhesive tape is attached to the seal member, even if the seal member is weathered or deteriorated, it can be peeled off cleanly without tearing. Further, since the seal member and the double-sided pressure-sensitive adhesive tape have the same shape, they can be die-cut at one time, and the manufacturing cost can be kept low.

According to the invention described in claim 2, when the seal member is removed, the seal member may be pulled,
It is easy and has good workability during recycling. Further, since the seal member is not attached to the attached member, it can be peeled off cleanly even if the seal member is weathered or deteriorated. Further, since it is only necessary to remove the die of the seal member, the manufacturing cost can be kept low. Furthermore, when the seal member is attached, there is no fear of misalignment or the like, and the seal member can be easily assembled.

According to the third aspect, only by providing the enlarged portion at the tip of the engaging projection, the sealing member can be pulled and brought into close contact with the member to be attached, thereby improving the sealing property.

[Brief description of drawings]

FIG. 1 is a front view of a seal member for explaining a mounting structure of a seal member according to an embodiment of the present invention, in which a double-sided adhesive tape is attached, and a part of a peeled portion of the peeling paper is peeled off. Is.

FIG. 2 is a cross-sectional view of the seal member to which a release paper is attached.

FIG. 3 is a perspective view showing a state in which the seal member is attached to a mounted member.

FIG. 4 is an explanatory perspective view when the seal member is peeled off from the mounted member.

FIG. 5 is a schematic configuration diagram showing the internal mechanism of a laser printer having such a seal member mounting structure as viewed from the front side.

FIG. 6 is a perspective view showing a state in which the seal member is attached to the attached member in another seal member attaching structure.

FIG. 7 is a cross-sectional view of an engaging protrusion portion with the seal member attached.

[Explanation of symbols]

 30 seal member 30a protrusion 31 double-sided adhesive tape 33 peeling paper 33a non-peeling portion 33b peeling portion 35 attached member 40 seal member 40c engaging hole 41 attached member 41a engaging protrusion 41b enlarged portion

Claims (3)

[Claims] 1. A seal member having a pinchable protrusion, and one surface of which is attached to the seal member,
A double-sided adhesive tape that is made by sticking a peeling paper on the entire other surface, and the non-peeling part of the peeling paper that is stuck to the protrusion is separated from other peeling parts, and peeling of the peeling paper of the double-sided adhesive tape A structure for mounting a seal member, comprising: a part to be peeled off, the other surface of the tape is adhered, and a member to be mounted for superposing and holding the seal member via the tape. 2. A seal member having a plurality of engagement holes, and an attached member for passing an engagement protrusion through the engagement hole of the seal member, superposing the seal member, and holding the seal member by the engagement protrusions. The seal member mounting structure. 3. The seal member mounting structure according to claim 2, wherein an enlarged portion that pulls the seal member toward the mounted member is provided at a tip of the engagement protrusion.