Foam pasting tool capable of being positioned

Abstract

The utility model relates to the technical field of foam pasting tools, in particular to a positionable foam pasting tool which comprises a workpiece seat, a hinge mechanism, a foam seat and a positioning mechanism. A hinge mechanism is connected to the upper portion of the workpiece base, a foam base is connected to the upper portion of the hinge mechanism, and a positioning mechanism is arranged in the foam base. According to the foam pasting tool capable of being positioned, a first rocker is rotated to drive two sets of first T-shaped plates to slide, then a second rocker is rotated to drive two sets of second T-shaped plates to slide, foam is placed in a space defined by the two sets of first T-shaped plates and the two sets of second T-shaped plates, a valve communicated with an air suction pipe on the edge of the foam is opened, air is sucked from the air suction pipe, and then the foam is pasted. The rotary column is rotated to drive the worm wheel to rotate, the worm wheel drives the lead screw to rotate, the gap between the workpiece base and the foam base is adjusted when the workpiece base and the foam base rotate to be closed, and then adjustment is conducted according to the thickness of a workpiece.

Description

Technical Field

[0001] The utility model relates to the technical field of foam pasting tooling, in particular to a positionable foam pasting tooling. Background Art

[0002] In the production process of touch screens (or car touch screens, etc.) of existing electronic devices such as mobile phones and tablets, foam needs to be attached to the edge of the touch screen for shock absorption, sealing and buffering. Usually, foam attaching tooling is used to attach the foam. The existing foam attaching tooling still has certain defects when used, such as;

[0003] Existing foam sticking tooling usually places the foam and the workpiece in a fixed groove for positioning, and can only adapt to workpieces and foam of fixed sizes. When foam needs to be stuck on workpieces of other sizes, it needs to be replaced. The positioning performance is poor. In addition, the foam sticking tooling compresses the foam by rotating pressing, and can only adapt to workpieces of fixed thickness and cannot be adjusted. Summary of the invention

[0004] The utility model aims to provide a positionable foam sticking tool to solve the problems raised by the above background technology that the foam sticking tool on the market currently has poor positioning performance and cannot be adjusted according to the thickness of the workpiece.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positionable foam-applying tool, comprising: a workpiece seat, a hinge mechanism, a foam seat and a positioning mechanism;

[0006] The workpiece seat is connected with an articulation mechanism above, the articulation mechanism is connected with a foam seat above, and a positioning mechanism is arranged inside the foam seat.

[0007] Preferably, the positioning mechanism comprises: a rectangular tube, an air suction pipe, a valve, a main pipe, a main valve, a cross slot, a first bidirectional threaded rod, a first rocker, a first T-shaped plate, a second bidirectional threaded rod, a second rocker and a second T-shaped plate, the foam seat is embedded with a rectangular tube, the front part of the rectangular tube is connected with an air suction pipe, the air suction pipe is embedded in the front part of the foam seat;

[0008] One side of the rectangular tube is connected with a valve, one side of the valve is connected with a main pipe, and the bottom of the main pipe is connected with a main valve.

[0009] Preferably, a cross slot is provided at the front of the foam seat, a first bidirectional threaded rod is rotatably connected to the inner wall of the cross slot, a first rocker is connected to the other end of the first bidirectional threaded rod, and the first rocker is rotatably connected to the inner wall of the cross slot;

[0010] A first T-shaped plate is threadedly connected to the first bidirectional threaded rod, and the first T-shaped plate is slidably connected in the cross groove.

[0011] Preferably, a second bidirectional threaded rod is disposed on the back of the first bidirectional threaded rod, the second bidirectional threaded rod is rotatably connected to the inner wall of the cross groove, and the other end of the second bidirectional threaded rod is connected to a second rocker, the second rocker is rotatably connected to the inner wall of the cross groove;

[0012] A second T-shaped plate is threadedly connected to the second bidirectional threaded rod, and the second T-shaped plate is slidably connected in the cross groove.

[0013] Preferably, the articulated mechanism includes: a square shell, a hinge, a limit groove, a limit block, a threaded groove, a screw, a worm gear, a worm, a connecting rod, a bracket and a rotary column, and the top of the workpiece seat and the bottom of the foam seat are both connected to the square shell, and the hinge is slidably connected inside the square shell.

[0014] Preferably, a limiting groove is provided on the inner wall of the square shell, a limiting block is slidably connected in the limiting groove, and the limiting block is fixedly connected to one side of the hinge.

[0015] Preferably, a threaded groove is provided at the end of the hinge, a screw is threadedly connected to the threaded groove, the other end of the screw is connected to a worm wheel, the worm wheel is rotatably connected to the inner wall of the square shell, and a worm is meshingly connected to the top of the worm wheel, a connecting rod is fixedly connected to one side of the worm, and the connecting rod penetrates and rotates inside the inner wall of the square shell.

[0016] Preferably, the connecting rod passes through and rotates in a bracket, the bracket is connected above the workpiece seat, and the end of the connecting rod is connected to a swivel column.

[0017] Compared with the prior art, the utility model has the following beneficial effects: by rotating the first rocker to drive the two groups of first T-shaped plates to slide, and then rotating the second rocker to drive the two groups of second T-shaped plates to slide, the foam is placed in the space surrounded by the two groups of first T-shaped plates and the two groups of second T-shaped plates, the valve connected to the suction pipe at the edge of the foam is opened, and air is sucked from the suction pipe to adsorb the foam, thereby positioning the foam in the foam pasting tooling, and by rotating the rotating column to drive the worm gear to rotate, the worm gear drives the screw rod to rotate, and the gap between the workpiece seat and the foam seat when they are rotated and closed is adjusted, and then the adjustment is made according to the thickness of the workpiece. The specific contents are as follows:

[0018] 1. Rotate the first rocker to drive the first bidirectional threaded rod to rotate, drive the two sets of first T-shaped plates to slide, adjust the length, then rotate the second rocker to drive the second bidirectional threaded rod to rotate, drive the two sets of second T-shaped plates to slide, adjust the width, so that the foam can be placed in the space surrounded by the two sets of first T-shaped plates and the two sets of second T-shaped plates, open the valve connected to the suction pipe at the edge of the foam, suck air from the suction pipe, absorb the foam, and then position the foam in the foam sticking tooling;

[0019] 2. By rotating the rotary column, the connecting rod is driven to rotate in the bracket, the worm is driven to drive the worm wheel to rotate, and the worm wheel drives the lead screw to rotate in the thread groove. The height of the hinge between the workpiece seat and the foam seat is adjusted to adjust the gap between the workpiece seat and the foam seat when they are rotated and closed, and then adjusted according to the thickness of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0021] Figure 2 This is a schematic diagram of a rectangular tube of the utility model;

[0022] Figure 3 This is a schematic diagram of the first rocker of the utility model;

[0023] Figure 4 This is a schematic diagram of the rotating column of the utility model;

[0024] Figure 5 This is an enlarged view of the structure of part A of the utility model.

[0025] In the figure: 1. workpiece seat; 2. hinge mechanism; 201. square shell; 202. hinge; 203. limit groove; 204. limit block; 205. threaded groove; 206. screw; 207. worm gear; 208. worm; 209. connecting rod; 210. bracket; 211. swivel column; 3. foam seat; 4. positioning mechanism; 401. rectangular tube; 402. suction pipe; 403. valve; 404. main pipe; 405. main valve; 406. cross groove; 407. first two-way threaded rod; 408. first rocker; 409. first T-plate; 410. second two-way threaded rod; 411. second rocker; 412. second T-plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 3 , the utility model provides a technical solution: a positionable foam pasting tool, comprising: a workpiece seat 1, a hinge mechanism 2, a foam seat 3 and a positioning mechanism 4;

[0028] The top of the workpiece seat 1 is connected with a hinge mechanism 2 , the top of the hinge mechanism 2 is connected with a foam seat 3 , and a positioning mechanism 4 is arranged inside the foam seat 3 .

[0029] The positioning mechanism 4 includes: a rectangular tube 401, an air suction pipe 402, a valve 403, a main pipe 404, a main valve 405, a cross groove 406, a first two-way threaded rod 407, a first rocker 408, a first T-shaped plate 409, a second two-way threaded rod 410, a second rocker 411 and a second T-shaped plate 412. The foam seat 3 is embedded with a rectangular tube 401, and the front part of the rectangular tube 401 is connected to the air suction pipe 402, and the air suction pipe 402 is embedded in the front part of the foam seat 3; one side of the rectangular tube 401 is connected to the valve 403, one side of the valve 403 is connected to the main pipe 404, and the bottom of the main pipe 404 is connected to the main valve 405, and the front part of the foam seat 3 is provided with a cross groove 406, and the inner wall of the cross groove 406 is rotatably connected to the first two-way Threaded rod 407, the other end of the first bidirectional threaded rod 407 is connected to the first rocker arm 408, and the first rocker arm 408 is rotatably connected to the inner wall of the cross groove 406; the first bidirectional threaded rod 407 is threadedly connected to the first T-plate 409, and the first T-plate 409 is slidably connected to the cross groove 406, and the back of the first bidirectional threaded rod 407 is provided with a second bidirectional threaded rod 410, and the second bidirectional threaded rod 410 is rotatably connected to the inner wall of the cross groove 406, and the other end of the second bidirectional threaded rod 410 is connected to the second rocker arm 411, and the second rocker arm 411 is rotatably connected to the inner wall of the cross groove 406; the second bidirectional threaded rod 410 is threadedly connected to the second T-plate 412, and the second T-plate 412 is slidably connected to the cross groove 406.

[0030] During the specific implementation, the first two-way threaded rod 407 is driven to rotate by rotating the first rocker arm 408, and the first two-way threaded rod 407 drives the two groups of first T-shaped plates 409 to slide in opposite directions in the cross groove 406 to adjust the length, and then the second rocker arm 411 is rotated to drive the second two-way threaded rod 410 to rotate, and the second two-way threaded rod 410 drives the two groups of second T-shaped plates 412 to slide in opposite directions in the cross groove 406 to adjust the width, so that the foam can be placed in the space surrounded by the two groups of first T-shaped plates 409 and the two groups of second T-shaped plates 412. After the foam is placed in the space surrounded by the two groups of first T-shaped plates 409 and the two groups of second T-shaped plates 412, the main valve 405 is connected to the vacuum pump and the vacuum pump is started to suck the air near the suction pipe 402 into the rectangular tube 401, and then enter the main pipe 404 and discharge it from the vacuum pump, and the suction pipe 402 is used to adsorb the foam to tear off the sealing paper on the foam and position the foam in the foam pasting tooling.

[0031] See also Figure 4 and Figure 5 It can be seen that the articulated mechanism 2 includes: a square shell 201, a hinge 202, a limiting groove 203, a limiting block 204, a threaded groove 205, a screw 206, a worm wheel 207, a worm 208, a connecting rod 209, a bracket 210 and a rotating column 211. The upper part of the workpiece seat 1 and the bottom of the foam seat 3 are connected with the square shell 201, and the hinge 202 is slidably connected in the square shell 201. The limiting groove 203 is provided on the inner wall of the square shell 201, and the limiting block 204 is slidably connected in the limiting groove 203. The limiting block 204 is fixedly connected to one side of the hinge 202. A thread groove 205 is provided at the end of 02, and a screw rod 206 is connected to the inner thread of the thread groove 205. The other end of the screw rod 206 is connected to a worm wheel 207. The worm wheel 207 is rotatably connected to the inner wall of the square shell 201, and a worm 208 is meshingly connected to the top of the worm wheel 207. A connecting rod 209 is fixedly connected to one side of the worm 208. The connecting rod 209 penetrates and rotates in the inner wall of the square shell 201, and the connecting rod 209 penetrates and rotates in the bracket 210. The bracket 210 is connected to the top of the workpiece seat 1, and the end of the connecting rod 209 is connected to a rotary column 211.

[0032] In the specific implementation, the workpiece seat 1 and the foam seat 3 are provided with a square shell 201, a limit groove 203, a limit block 204, a threaded groove 205, a screw 206, a worm wheel 207, a worm 208, a connecting rod 209, a bracket 210 and a rotary column 211, and the height of the hinge 202 on the workpiece seat 1 and the foam seat 3 can be independently adjusted. The connecting rod 209 is driven to rotate in the bracket 210 by rotating the rotary column 211, and the bracket 210 supports the connecting rod 209. The connecting rod 209 rotates The worm 208 drives the worm wheel 207 to rotate, and the worm wheel 207 drives the screw rod 206 to rotate in the thread groove 205, pushing the hinge 202 to slide in the square shell 201. At the same time, the limit block 204 slides in the limit groove 203 to prevent the hinge 202 from falling off from the square shell 201. By adjusting the height of the hinge 202 between the workpiece seat 1 and the foam seat 3, the gap between the workpiece seat 1 and the foam seat 3 when they are rotated and closed can be adjusted, so that the foam and the workpiece are pressed together, which can adapt to workpieces of different thicknesses.

[0033] To sum up: when using this kind of positionable foam sticking tool, first, rotate the first rocker 408 and the second rocker 411 to adjust according to the length and width of the foam and the workpiece, and then rotate the rotary column 211 to adjust the gap between the workpiece seat 1 and the foam seat 3 when they are rotated and closed according to the workpiece and the foam, connect the main valve 405 to the vacuum pump, place the workpiece to be foamed on the workpiece seat 1, place the foam on the foam seat 3, start the vacuum pump to absorb the foam, tear off the sealing paper on the foam, and then rotate the foam seat 3 to close the foam and squeeze the foam and the workpiece together, turn off the vacuum pump, and then rotate to open the foam seat 3 to remove the workpiece with the foam stuck on it. The contents not described in detail in this description belong to the prior art known to professional and technical personnel in this field.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A positionable foam-applying tool, comprising: The workpiece seat (1), the hinge mechanism (2), the foam seat (3) and the positioning mechanism (4) are characterized by: The workpiece seat (1) is connected to a hinge mechanism (2) above, the hinge mechanism (2) is connected to a foam seat (3) above, and a positioning mechanism (4) is provided inside the foam seat (3).

2. A positionable foam tooling according to claim 1, characterized in that: The positioning mechanism (4) comprises: a rectangular tube (401), an air suction pipe (402), a valve (403), a main pipe (404), a main valve (405), a cross groove (406), a first bidirectional threaded rod (407), a first rocker (408), a first T-shaped plate (409), a second bidirectional threaded rod (410), a second rocker (411) and a second T-shaped plate (412); the rectangular tube (401) is embedded in the foam seat (3); the front part of the rectangular tube (401) is connected to the air suction pipe (402); the air suction pipe (402) is embedded in the front part of the foam seat (3); One side of the rectangular tube (401) is connected to a valve (403), one side of the valve (403) is connected to a main pipe (404), and the bottom of the main pipe (404) is connected to a main valve (405).

3. The positionable foam tooling according to claim 1, characterized in that: A cross groove (406) is provided at the front of the foam seat (3); a first bidirectional threaded rod (407) is rotatably connected to the inner wall of the cross groove (406); a first rocker (408) is connected to the other end of the first bidirectional threaded rod (407); and the first rocker (408) is rotatably connected to the inner wall of the cross groove (406); A first T-shaped plate (409) is threadedly connected to the first bidirectional threaded rod (407), and the first T-shaped plate (409) is slidably connected in the cross groove (406).

4. The positionable foam tooling according to claim 3, characterized in that: A second bidirectional threaded rod (410) is disposed on the back of the first bidirectional threaded rod (407), the second bidirectional threaded rod (410) is rotatably connected to the inner wall of the cross groove (406), and the other end of the second bidirectional threaded rod (410) is connected to a second rocker (411), the second rocker (411) is rotatably connected to the inner wall of the cross groove (406); A second T-shaped plate (412) is threadedly connected to the second bidirectional threaded rod (410), and the second T-shaped plate (412) is slidably connected in the cross groove (406).

5. The positionable foam tooling according to claim 1, characterized in that: The hinge mechanism (2) comprises: a square shell (201), a hinge (202), a limit groove (203), a limit block (204), a threaded groove (205), a screw (206), a worm wheel (207), a worm (208), a connecting rod (209), a bracket (210) and a rotating column (211); the top of the workpiece seat (1) and the bottom of the foam seat (3) are both connected to the square shell (201); and the hinge (202) is slidably connected inside the square shell (201).

6. The positionable foam tooling according to claim 5, characterized in that: A limiting groove (203) is provided on the inner wall of the square shell (201), a limiting block (204) is slidably connected in the limiting groove (203), and the limiting block (204) is fixedly connected to one side of the hinge (202).

7. The positionable foam tooling according to claim 5, characterized in that: A thread groove (205) is provided at the end of the hinge (202), a screw rod (206) is connected to the inner thread of the thread groove (205), the other end of the screw rod (206) is connected to a worm wheel (207), the worm wheel (207) is rotatably connected to the inner wall of the square housing (201), and a worm (208) is meshingly connected to the upper part of the worm wheel (207), a connecting rod (209) is fixedly connected to one side of the worm (208), and the connecting rod (209) penetrates and rotates in the inner wall of the square housing (201).

8. The positionable foam tooling according to claim 7, characterized in that: The connecting rod (209) penetrates and rotates in a bracket (210); the bracket (210) is connected above the workpiece seat (1); and a rotating column (211) is connected to the end of the connecting rod (209).

Images