Sponge shaping and rubberizing equipment
By designing an automated equipment for sponge shaping and adhesive bonding, the problems of poor sponge shaping and low production efficiency are solved, and efficient and accurate sponge shaping and double-sided adhesive bonding are achieved.
Patent Information
- Application Number
- CN202510310125.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-17
- Publication Date
- 2025-04-25
AI Technical Summary
In the prior art, the sponge has poor shaping effect, resulting in the sponge shape that does not meet the requirements, the product yield is low, the production efficiency is low, and it consumes time and effort.
Design a sponge-shaped glue sticking equipment, including material pickup components, shaping components, load tables, mobile components and tearing and rolling components, and realize automatic shaping and rolling glue sticking of the sponge through robots and cylinders.
It improves the shaping effect of the sponge and the fitting quality of double-sided adhesive, improves work efficiency and product yield, and reduces the time and energy of manual operation.
Smart Images

Figure CN119871916A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of electronic product production equipment, and in particular to a sponge shaping and gluing equipment. Background Art
[0002] The head-mounted electronic product has a head-mounted frame, and a sponge needs to be installed on the inner side of the head-mounted frame for cushioning and improving wearing comfort. The sponge needs to match the shape of the head-mounted electronic product and be bonded to the head-mounted electronic product through double-sided tape. At the same time, it needs to be in contact with the wearer's head, so the shape of the sponge needs to be an arc-shaped structure. In the prior art, technical staff manually squeeze the sponge to shape it, and then stick the double-sided tape on the sponge. This technical solution has a poor sponge shaping effect, resulting in the sponge shape not meeting the requirements, a low product yield, and low production efficiency, which is time-consuming and labor-intensive. Therefore, a new technical solution is urgently needed to solve at least one of the above technical problems. Summary of the invention
[0003] In view of the above-mentioned deficiencies, the object of the present invention is to provide a sponge shaping and gluing equipment, which can shape the sponge and perform rolling and gluing, thereby improving work efficiency and product yield.
[0004] In order to achieve the above technical objectives and meet the above technical requirements, the technical solution adopted by the present invention is: A sponge shaping and gluing device, characterized by comprising: A material taking component, used for taking and placing the sponge; At least one shaping component, used for shaping the sponge; A carrying platform, wherein the carrying platform is provided with at least one carrying component for carrying the sponge; Mobile components; The film-tearing and rolling assembly arranged on the moving assembly is used for tearing off the double-sided adhesive tape and rolling the sponge, and the moving assembly is used for driving the film-tearing and rolling assembly to move.
[0005] As a preferred technical solution, the material picking assembly includes a manipulator, a pick-and-place mounting plate arranged on the manipulator, a pick-and-place lifting cylinder detachably arranged on one side of the pick-and-place mounting plate along the vertical direction, a first material picking suction seat detachably arranged at the output end of the pick-and-place lifting cylinder, and a second material picking suction seat detachably arranged on the pick-and-place mounting plate, the first material picking suction seat is used to suck the sponge before shaping, and the second material picking suction seat is used to suck the sponge after shaping.
[0006] As a preferred technical solution, the shaping component includes a supporting base plate, a supporting frame detachably arranged on the upper side of the supporting base plate, a shaping rotating cylinder detachably arranged on the supporting frame, a connecting rod detachably arranged on the output end of the shaping rotating cylinder, a shaping box with an opening detachably arranged on one end of the connecting rod, a shaping support seat detachably arranged on the upper side of the supporting base plate, a shaping lifting cylinder detachably arranged on the shaping support seat, a shaping base plate detachably arranged on the output end of the shaping lifting cylinder, and two shaping blocks fixedly and symmetrically arranged on the upper side of the shaping base plate.
[0007] As a preferred technical solution, the movable component includes a bracket, a first connecting plate detachably arranged on the bracket along the horizontal direction, a horizontal movable module detachably arranged on the first connecting plate along the horizontal direction, a second connecting plate detachably arranged on the slide of the horizontal movable module along the vertical direction, a vertical movable module detachably arranged on the second connecting plate along the vertical direction, and a third connecting plate detachably arranged on the slide of the vertical movable module.
[0008] As a preferred technical solution, the film tearing rolling assembly includes a film tearing support detachably arranged on the third connecting plate, a film tearing cylinder detachably arranged on the lower side of the film tearing support, a film tearing clamp arranged at the output end of the film tearing cylinder, a rolling lifting cylinder detachably arranged on the third connecting plate, a rolling mounting seat detachably arranged at the output end of the rolling lifting cylinder, and a rolling wheel rotatably arranged on the rolling mounting seat.
[0009] As a preferred technical solution, the bearing assembly includes a bearing base plate detachably arranged on the bearing platform, and two bearing seats symmetrically fixedly arranged on the upper side of the bearing base plate.
[0010] As a preferred technical solution, the second material taking suction seat is provided with a first arc surface, and the inner side of the shaping box is provided with a second arc surface.
[0011] As a preferred technical solution, the upper side of the shaping block is inclined and provided with a third curved surface.
[0012] As a preferred technical solution, a limit block is detachably provided on the upper side of the support base plate, the limit block is arranged opposite to the shaping support seat, and the upper side of the limit block is aligned with the upper side of the shaping support seat.
[0013] As a preferred technical solution, the bearing seat is provided with a mounting groove which penetrates the bearing seat in a vertical direction, and at least one bearing block for bearing the double-sided adhesive tape is provided in the mounting groove.
[0014] Compared with the traditional technical solution, the beneficial effects of the present invention are: 1) The material taking component sucks the sponge and places it on the shaping component, and then the shaping component squeezes and shapes the sponge. Double-sided tape is placed on the bearing seat, and the isolation film on the upper side of the double-sided tape is torn off. Then the material taking component sucks the sponge and places it on the bearing seat equipped with the double-sided tape, and then the film tearing and rolling component descends to roll the sponge, and the double-sided tape is closely attached to the sponge while further shaping. The equipment of the present invention can automatically shape the sponge and perform rolling and gluing, with a high degree of automation, improving work efficiency and product yield; 2) The pick-and-place lifting cylinder drives the first material picking suction seat to descend and suck the sponge before shaping. The shaping rotating cylinder rotates so that the opening of the shaping box faces upward. The first material picking suction seat puts the sponge before shaping into the shaping box. The shaping lifting cylinder drives the shaping block to rise. The shaping rotating cylinder rotates so that the shaping box and the shaping block cooperate to close, thereby squeezing the sponge for shaping. Then the shaping rotating cylinder rotates to open the shaping box. The second material picking suction seat sucks the shaped sponge. Double-sided tape is placed on the bearing seat. The horizontal moving module drives the vertical moving module to the appropriate position. The vertical moving module drives the film tearing cylinder to descend. The film tearing cylinder drives the film tearing claw to clamp the isolation film on the upper side of the double-sided tape. Then the rolling lifting cylinder drives the rolling wheel to descend to roll the sponge. The horizontal moving module drives the rolling wheel to roll back and forth to tightly fit the double-sided tape to the sponge. 3) The shaping rotating cylinder drives the shaping box to rotate so that when the opening of the shaping box faces upward, the shaping box abuts against the limit block to prevent the shaping box from excessive rotation, making it easier to put the sponge into the shaping box. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 A structural diagram of a device provided for one embodiment of the present invention; Figure 2 A structural diagram of a shaping component provided for one embodiment of the present invention; Figure 3 A structural diagram of a shaping base plate and a shaping block provided for one embodiment of the present invention; Figure 4 A structural diagram of a shaping support base provided in accordance with an embodiment of the present invention; Figure 5 An exploded view of a material taking assembly provided for one embodiment of the present invention; Figure 6 A structural diagram of a moving assembly and a film-tearing rolling assembly provided for one embodiment of the present invention; Figure 7 A structural diagram of a bearing assembly provided for one embodiment of the present invention; Figure 8 A structural diagram of a bearing base plate and a bearing seat provided for one embodiment of the present invention; Fig. 9 A structural diagram of a bearing block provided for one embodiment of the present invention.
[0016] exist Figure 1-Figure 9 1. Material picking assembly; 101. Manipulator; 102. Pick-up and placement mounting plate; 103. Pick-up and placement lifting cylinder; 104. First material picking suction seat; 105. Second material picking suction seat; 1051. First arc surface; 2. Forming assembly; 201. Support base plate; 202. Support frame; 203. Forming rotary cylinder; 204. Connecting rod; 205. Forming box; 2051. Second arc surface; 2052. Inner suction hole; 206. Forming support seat; 2061. Through slot; 2062. Moving slot; 2063. Arc slot; 207. Forming lifting cylinder; 208. Forming base plate; 2081. Avoidance slot; 209. Forming block; 2091. Third arc surface; 210 , limit block; 3, bearing platform; 4, moving component; 401, bracket; 402, first connecting plate; 403, horizontal moving module; 404, second connecting plate; 405, vertical moving module; 406, third connecting plate; 5, film tearing and rolling component; 501, film tearing support; 502, film tearing cylinder; 503, film tearing clamp; 504, rolling lifting cylinder; 505, rolling mounting seat; 506, rolling wheel; 6, bearing component; 601, bearing bottom plate; 602, bearing seat; 6021, mounting groove; 6022, fourth arc surface; 603, bearing block; 6031, arc portion; 6032, groove; 604, mounting ear plate; 605, limit axis. DETAILED DESCRIPTION
[0017] The present invention is further described below in conjunction with the accompanying drawings.
[0018] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "top", "bottom", "left", "right", "front", "back", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.
[0019] Please refer to Figure 1-Figure 9An embodiment of the present invention provides a sponge shaping and gluing device, comprising a material taking component 1, at least one shaping component 2, a bearing platform 3, a moving component 4, and a film tearing and rolling component 5 arranged on the moving component 4, wherein the material taking component 1 is used to take and place the sponge, the shaping component 2 is used to shape the sponge, the bearing platform 3 is provided with at least one bearing component 6, the bearing component 6 is used to bear the sponge, the film tearing and rolling component 5 is used to tear off the double-sided adhesive and roll the sponge, the moving component 4 is used to drive the film tearing and rolling component 5 to move, and ... and the moving component 4 is used to drive the film tearing and rolling component 5 to move. The sponge is sucked and placed on the shaping component 2, and then the shaping component 2 squeezes and shapes the sponge. Double-sided tape is placed on the supporting seat 602. The film tearing and rolling component 5 tears off the isolation film on the upper side of the double-sided tape. Then the material taking component 1 sucks the sponge and places it on the supporting seat 602 equipped with the double-sided tape. Then the film tearing and rolling component 5 descends to roll the sponge, and the double-sided tape is tightly attached to the sponge while further shaping it. The equipment of the present invention can automatically shape the sponge and roll and glue it, thereby improving work efficiency and product yield.
[0020] Specifically, Figure 1 As shown, the number of the bearing components 6 is 2-10, the bearing components 6 are evenly arranged around the circumference, and the bearing platform 3 is installed on a rotating motor, and different bearing components 6 can be rotated and switched to improve production efficiency.
[0021] like Figure 1 and Figure 5 As shown, the material picking component 1 includes a manipulator 101, a pick-and-place mounting plate 102 arranged on the manipulator 101, a pick-and-place lifting cylinder 103 detachably arranged on one side of the pick-and-place mounting plate 102 along the vertical direction, a first material picking suction seat 104 detachably arranged at the output end of the pick-and-place lifting cylinder 103, and a second material picking suction seat 105 detachably arranged on the pick-and-place mounting plate 102. The first material picking suction seat 104 is used to suck the sponge before shaping, and the second material picking suction seat 105 is used to suck the sponge after shaping. Specifically, the sponge before shaping is rectangular, and the sponge after shaping is arc-shaped. The second material picking suction seat 105 is provided with a first arc surface 1051, and the first arc surface 1051 matches the shape of the sponge after shaping.
[0022] like Figure 1-Figure 4As shown, the shaping component 2 includes a supporting base plate 201, a supporting frame 202 detachably arranged on the upper side of the supporting base plate 201, a shaping rotating cylinder 203 detachably arranged on the supporting frame 202, a connecting rod 204 detachably arranged on the output end of the shaping rotating cylinder 203, a shaping box 205 detachably arranged at one end of the connecting rod 204 with an opening, a shaping support seat 206 detachably arranged on the upper side of the supporting base plate 201, a shaping lifting cylinder 207 detachably arranged on the shaping support seat 206, a shaping base plate 208 detachably arranged at the output end of the shaping lifting cylinder 207, and two shaping blocks 209 fixedly and symmetrically arranged on the upper side of the shaping base plate 208. Specifically, the upper side of the shaping support seat 206 is provided with two through grooves 2 that penetrate it vertically. 061, two moving grooves 2062 are set through one side of the shaping support seat 206, and a avoidance groove 2081 is set on the side of the shaping bottom plate 208 facing the shaping support seat to avoid the shaping support seat 206, and the shaping block 209 enters the through groove 2061 from the moving groove 2062, and the first material taking suction seat 104 puts the sponge before shaping into the shaping box 205, and the shaping lifting cylinder 207 drives the shaping block 209 to rise along the moving groove 2062, and the shaping block 209 extends out from the through groove 2061, and the rotating cylinder drives the shaping box 205 to rotate and cooperate with the shaping block 209 to squeeze the sponge for shaping. After the shaping is completed, the shaping rotating cylinder 203 rotates to open the shaping box 205, and the shaped sponge remains in the shaping block 209, and the second material taking suction seat 105 absorbs the shaped sponge.
[0023] Specifically, Figure 1 As shown, the number of the shaping components 2 is 1 or 2, and the shaping components 2 are located near the robot 101 and the supporting platform 3 .
[0024] like Figure 1 and Figure 6 As shown, the moving component 4 includes a bracket 401, a first connecting plate 402 detachably arranged on the bracket 401 along the horizontal direction, a horizontal moving module 403 detachably arranged on the first connecting plate 402 along the horizontal direction, a second connecting plate 404 detachably arranged on the slide of the horizontal moving module 403 along the vertical direction, a vertical moving module 405 detachably arranged on the second connecting plate 404 along the vertical direction, and a third connecting plate 406 detachably arranged on the slide of the vertical moving module 405. The horizontal moving module 403 drives the vertical moving module 405 to move horizontally, and the bracket 401 is located near the supporting platform 3.
[0025] like Figure 1 and Figure 6As shown, the film tearing rolling assembly 5 includes a film tearing support 501 detachably arranged on the third connecting plate 406, a film tearing cylinder 502 detachably arranged on the lower side of the film tearing support 501, a film tearing clamp 503 arranged at the output end of the film tearing cylinder 502, a rolling lifting cylinder 504 detachably arranged on the third connecting plate 406, a rolling mounting seat 505 detachably arranged at the output end of the rolling lifting cylinder 504, and a rolling wheel 506 rotatably arranged on the rolling mounting seat 505. Double-sided tape is placed on the supporting seat 602, and the horizontal moving module 403 drives the vertical moving module 405 to a suitable position. The vertical moving module 405 drives the film tearing cylinder 502 to descend, and the film tearing cylinder 502 drives the film tearing claw 503 to clamp the isolation film on the upper side of the double-sided tape to tear it off, and then the rolling lifting cylinder 504 drives the rolling wheel 506 to descend to roll the sponge, and the horizontal moving module 403 drives the rolling wheel 506 to roll back and forth to make the double-sided tape fit tightly to the sponge.
[0026] like Figure 1 , Figure 7-Figure 9 As shown, the bearing assembly 6 includes a bearing base plate 601 detachably disposed on the bearing platform 3 and two bearing seats 602 symmetrically fixedly disposed on the upper side of the bearing base plate 601 to facilitate bearing the sponge.
[0027] like Figure 2-Figure 4 As shown, a second curved surface 2051 is provided on the inner side of the shaping box 205, and the second curved surface 2051 is convenient for shaping the sponge. Furthermore, the upper side of the shaping block 209 is inclined and provided with a third curved surface 2091. The third curved surface 2091 and the second curved surface 2051 cooperate to achieve a better shaping effect. Specifically, an arc groove 2063 is provided on the upper side of the shaping support seat 206, and the arc groove 2063 is located between the two through grooves 2061, thereby further improving the shaping effect.
[0028] like Figure 2 As shown, a limit block 210 is detachably provided on the upper side of the supporting base plate 201, and the limit block 210 is arranged opposite to the shaping support seat 206, and the upper side of the limit block 210 is aligned with the upper side of the shaping support seat 206. The limit block 210 cooperates with the shaping support seat 206 so that the shaping rotating cylinder 203 drives the shaping box 205 to rotate horizontally 180°. When the opening of the shaping box 205 faces upward, the limit block 210 limits the shaping block 209 to prevent the shaping rotating cylinder 203 from excessive rotation, resulting in the inability to place the shaping box 205 horizontally.
[0029] Specifically, Figure 2 As shown, during the rotation of the shaping box 205, in order to prevent the sponge from falling out of the shaping box 205, a plurality of inner suction holes 2052 are provided inside the shaping box 205 so as to absorb the sponge.
[0030] like Figure 7-Figure 9As shown, the bearing seat 602 is provided with a mounting groove 6021 which penetrates it vertically, and the mounting groove 6021 penetrates the bearing base plate 601. At least one bearing block 603 for bearing the double-sided adhesive tape is arranged in the mounting groove 6021. Specifically, the bearing blocks 603 are 1, 2 or 3. A fourth arc surface 6022 is arranged on the upper side of the bearing seat 602, and an arc-shaped portion 6031 is arranged on the upper side of the bearing block 603, which has a high degree of coordination with the shaped sponge, and rolling can play a role in further shaping, and the double-sided adhesive tape and the sponge are more closely fitted. A groove 6032 is arranged in the center of the bearing block 603 to avoid the double-sided adhesive tape and the sponge during rolling.
[0031] Specifically, Figure 7-Figure 9 As shown, four mounting ear plates 604 are symmetrically arranged in pairs on the lower side of the bearing base plate 601, and two opposite ear plates are inserted with limiting shafts 605, which pass through the bottom of the bearing block 603. The bearing block 603 can also adjust its position to meet different pasting position requirements.
[0032] like Figure 1-Figure 9 As shown, the working process of the device provided by a preferred embodiment of the present invention is as follows: The pick-and-place lifting cylinder 103 drives the first material-taking suction seat 104 to descend and suck the sponge before shaping. The shaping rotating cylinder 203 rotates so that the opening of the shaping box 205 faces upward. The first material-taking suction seat 104 puts the sponge before shaping into the shaping box 205. The shaping lifting cylinder 207 drives the shaping block 209 to rise. The shaping rotating cylinder 203 rotates so that the shaping box 205 and the shaping block 209 cooperate to close, thereby squeezing the sponge for shaping. Then the shaping rotating cylinder 203 rotates to open the shaping box 205, and the second material-taking suction seat 105 sucks the sponge. After the sponge is shaped, double-sided tape is placed on the supporting seat 602, and the film tearing cylinder 502 drives the film tearing claw 503 to clamp the isolation film on the upper side of the double-sided tape for tearing off, and the horizontal moving module 403 drives the vertical moving module 405 to the appropriate position, and the vertical moving module 405 drives the film tearing cylinder 502 to descend, and then the rolling lifting cylinder 504 drives the rolling wheel 506 to descend to roll the sponge, and the horizontal moving module 403 drives the rolling wheel 506 to roll back and forth to make the double-sided tape tightly fit the sponge, and the supporting platform 3 rotates to enter the next action.
[0033] Each embodiment in this specification is described in a progressive manner, and the same and similar parts between the embodiments can be referenced to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can refer to the partial description of the method embodiment. In the description of this specification, the description of the reference term "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of this specification. In this specification, the schematic representation of the above terms does not necessarily target the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples without contradiction.
[0034] The above description is only an example of one or more embodiments of the present specification and is not intended to limit one or more embodiments of the present specification. For those skilled in the art, one or more embodiments of the present specification may have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present specification shall be included in the scope of the claims.
Claims
1. A sponge shaping and gluing device, characterized in that: include: A material taking component, used for taking and placing the sponge; At least one shaping component, used for shaping the sponge; A carrying platform, wherein the carrying platform is provided with at least one carrying component for carrying the sponge; Mobile components; The film-tearing and rolling assembly arranged on the moving assembly is used for tearing off the double-sided adhesive tape and rolling the sponge, and the moving assembly is used for driving the film-tearing and rolling assembly to move.
2. The sponge shaping and gluing equipment according to claim 1, characterized in that: The material picking assembly includes a manipulator, a pick-and-place mounting plate arranged on the manipulator, a pick-and-place lifting cylinder detachably arranged on one side of the pick-and-place mounting plate along the vertical direction, a first material picking suction seat detachably arranged on the output end of the pick-and-place lifting cylinder, and a second material picking suction seat detachably arranged on the pick-and-place mounting plate, wherein the first material picking suction seat is used to suck the sponge before shaping, and the second material picking suction seat is used to suck the sponge after shaping.
3. The sponge shaping and gluing equipment according to claim 1, characterized in that: The shaping component includes a supporting base plate, a supporting frame detachably arranged on the upper side of the supporting base plate, a shaping rotating cylinder detachably arranged on the supporting frame, a connecting rod detachably arranged on the output end of the shaping rotating cylinder, a shaping box with an opening detachably arranged on one end of the connecting rod, a shaping support seat detachably arranged on the upper side of the supporting base plate, a shaping lifting cylinder detachably arranged on the shaping support seat, a shaping base plate detachably arranged on the output end of the shaping lifting cylinder, and two shaping blocks fixedly and symmetrically arranged on the upper side of the shaping base plate.
4. The sponge shaping and gluing equipment according to claim 1, characterized in that: The movable assembly includes a bracket, a first connecting plate detachably arranged on the bracket in the horizontal direction, a horizontal movable module detachably arranged on the first connecting plate in the horizontal direction, a second connecting plate detachably arranged on the slide of the horizontal movable module in the vertical direction, a vertical movable module detachably arranged on the second connecting plate in the vertical direction, and a third connecting plate detachably arranged on the slide of the vertical movable module.
5. The sponge shaping and gluing equipment according to claim 4, characterized in that: The film tearing rolling assembly includes a film tearing support detachably arranged on the third connecting plate, a film tearing cylinder detachably arranged on the lower side of the film tearing support, a film tearing clamp arranged on the output end of the film tearing cylinder, a rolling lifting cylinder detachably arranged on the third connecting plate, a rolling mounting seat detachably arranged on the output end of the rolling lifting cylinder, and a rolling wheel rotatably arranged on the rolling mounting seat.
6. The sponge shaping and gluing equipment according to claim 1, characterized in that: The bearing assembly comprises a bearing base plate detachably arranged on the bearing platform, and two bearing seats symmetrically fixedly arranged on the upper side of the bearing base plate.
7. The sponge shaping and gluing equipment according to claim 2, characterized in that: The second material taking suction seat is provided with a first arc surface, and the inner side of the shaping box is provided with a second arc surface.
8. The sponge shaping and gluing equipment according to claim 3, characterized in that: The upper side of the shaping block is inclined and provided with a third cambered surface.
9. The sponge shaping and gluing equipment according to claim 3, characterized in that: A limit block is detachably provided on the upper side of the support base plate, the limit block is arranged opposite to the shaping support seat, and the upper side of the limit block is aligned with the upper side of the shaping support seat.
10. The sponge shaping and gluing equipment according to claim 6, characterized in that: The bearing seat is provided with a mounting groove which penetrates the bearing seat in a vertical direction, and at least one bearing block for bearing the double-sided adhesive tape is provided in the mounting groove.