A hot-pressing mechanism for band insertion

Abstract

The application discloses a hot-pressing mechanism for watchband insertion into a raw ear, which comprises a watchband fixing mechanism for fixing the watchband, under the action of a pushing force, driving the watchband to slide forward, and automatically returning to the initial state after the hot-pressing is finished, a raw ear positioning mechanism for placing the raw ear, and realizing the fast insertion of the watchband into the raw ear through cooperation with the watchband fixing mechanism, and simultaneously, bending the watchband inserted into the raw ear, and a watchband hot-pressing mechanism for hot-pressing the bent watchband, realizing the connection between the watchband and the raw ear. The application has the advantages of accurate positioning, high repeated positioning accuracy, convenient installation, improved work efficiency, prevention of the watchband from being upwarped, prevention of the deformation of the end of the watchband caused by other uncertain factors, reduction of the height difference when the watchband is inserted into the raw ear, and provision of guarantee for the overall stability. The application has the advantages of simple operation, high efficiency and stability, reduced production cost, and improved production efficiency.

Description

TECHNICAL FIELD

[0001] The present application belongs to the field of watchband processing, and particularly relates to a hot-pressing mechanism for inserting a watchband into an ear. BACKGROUND

[0002] In the existing watch product market, in order to make the watch more comfortable to wear, a relatively soft material such as a textile fabric is often used for the watchband. For such a textile fabric watchband, an ear needs to be inserted into the watchband, and then the two are connected together through hot-pressing, and then the watchband is connected with the watch dial through the ear.

[0003] However, due to the softness of the textile fabric itself, the watchband is usually inserted into the ear manually and then hot-pressed. This assembly method has the following disadvantages: the efficiency of inserting the watchband into the ear is low due to the unstable posture of the head of the watchband, and the production demand cannot be met. When hot-pressed, there are problems such as deviation, tilt and angle deviation of the hot-pressed position, which cannot guarantee the hot-pressing precision, the assembly yield is low, the product is scrapped, and the production cost is increased. SUMMARY

[0004] In order to solve the problems existing in the prior art, the present application aims to provide a hot-pressing mechanism for inserting a watchband into an ear, so as to improve the efficiency of inserting the watchband into the ear, guarantee the hot-pressing precision, and reduce the defective rate and production cost.

[0005] To achieve the above technical purposes and effects, the present application realizes the following technical scheme:

[0006] A hot-pressing mechanism for inserting a watchband into an ear, comprising a watchband fixing mechanism for fixing the watchband, driving the watchband to slide forward under the action of a pushing force, and automatically restoring to an initial state after hot-pressing is completed, an ear positioning mechanism for placing the ear and realizing rapid insertion of the watchband into the ear by cooperating with the watchband fixing mechanism, simultaneously bending the watchband inserted into the ear, and a watchband hot-pressing mechanism for hot-pressing the bent watchband to realize the connection between the watchband and the ear; the ear positioning mechanism is arranged at the front end of the watchband fixing mechanism, and the watchband hot-pressing mechanism is arranged at the upper end of the watchband fixing mechanism.

[0007] Further, the watchband fixing mechanism comprises a fixed bottom plate, a watchband fixing module, a stroke limiting module and a restoring module; the upper end surface of the fixed bottom plate is connected with the watchband fixing module through a guide rail, the watchband fixing module can slide along the guide rail, the position of the watchband fixing module sliding forward is limited by the stroke limiting module, and the watchband fixing module sliding forward is restored to the initial state by the restoring module.

[0008] Further, the watchband fixing module comprises a support plate, an upper end surface of the support plate is provided with a watchband fixing plate, an upper end surface of the watchband fixing plate is provided with an empty slot, a slot wall of the empty slot is provided with a watchband fixing plunger; a front upper end surface of the watchband fixing plate is provided with a watchband pressing plate, one end of the watchband pressing plate is rotatably connected with the watchband fixing plate, and the watchband pressing plate is fixed with the watchband fixing plate through a pendulum after the watchband pressing plate is closed, and the front end of the watchband pressing plate is provided with an anti-watching plate upwarp component; the front part of the watchband fixing plate is further provided with a hot pressing positioning pin for connecting with the watchband hot pressing mechanism and a rotary positioning pin for connecting with the raw ear positioning mechanism, and the rear end of the rotary positioning pin is connected with a rotary positioning handle; the rear end of the support plate is provided with a push rod for pushing the watchband fixing module to slide forward.

[0009] Further, the watchband fixing module further comprises an extension plate, the extension plate is fixed on the rear end surface of the watchband fixing plate, and the front and rear ends of the upper end surface of the extension plate are respectively provided with positioning blocks.

[0010] Further, a hot pressing support plate is arranged between the support plate and the fixed bottom plate.

[0011] Further, the stroke limiting module is composed of a positioning hole arranged in the fixed bottom plate and a dividing pin installed on the support plate.

[0012] Further, the recovery module comprises a first support seat fixedly connected with the fixed bottom plate, a guide column parallel to the movement direction of the watchband fixing module and slidable together with the watchband fixing module is arranged in the first support seat, one end of the guide column is fixedly connected with the support plate in the watchband fixing module through a second support seat, the other end of the guide column is provided with a hanging table, a spring is sleeved on the guide column between the first support seat and the second support seat, and the spring is compressed when the watchband fixing module slides forward.

[0013] Further, the raw ear positioning mechanism comprises a positioning module for placing a raw ear, left and right ends of the positioning module are respectively connected with a support leg, the positioning module is provided with a limiting block for limiting the raw ear and a bending knife for bending the watchband, the limiting block is connected with a limiting piece handle for lifting, and the bending knife is connected with a watchband bending module for pushing.

[0014] Further, the watchband hot pressing mechanism is composed of a hot pressing head, a hot pressing positioning piece and a heat insulation plate.

[0015] Further, the rotating limiting mechanism for limiting the positioning mechanism of the raw ear is further included, and the rotating limiting mechanism is arranged at the front end of the watchband fixing mechanism.

[0016] The beneficial effects of the present application are as follows:

[0017] The present application sets the watchband fixing plunger and the watchband pressing plate on the watchband fixing plate, which is accurate in positioning, high in repeated positioning accuracy, convenient to install, and greatly improves the work efficiency.

[0018] The present application sets the watchband fixing plunger and the watchband pressing plate on the watchband fixing plate, which is accurate in positioning, high in repeated positioning accuracy, convenient to install, and greatly improves the work efficiency.

[0019] The present application has the advantages of simple structure, convenient operation, high efficiency and stability, reduced production cost, and improved production efficiency.

[0020] The above description is only a summary of the technical scheme of the present application, in order to more clearly understand the technical means of the present application, and can be implemented according to the content of the specification, the following is the preferred embodiment of the present application and the detailed description of the drawings as follows. The specific embodiment of the present application is given in detail by the following examples and their drawings. BRIEF DESCRIPTION OF DRAWINGS

[0021] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application. The schematic embodiments of the present application and their descriptions are used to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0022] Figure 1 It is a schematic diagram of the whole structure of the hot pressing mechanism of the present application;

[0023] Figure 2 It is a schematic diagram of the watchband fixing mechanism structure of the present application;

[0024] Figure 3 It is a schematic diagram of the watchband fixing module structure of the present application;

[0025] Figure 4 It is a side view of the watchband fixing module of the present application;

[0026] Figure 5 It is a schematic diagram of the stroke limiting module structure of the present application;

[0027] Figure 6 It is a schematic diagram of the recovery module structure of the present application;

[0028] Figure 7Structure schematic view of the earing positioning mechanism of the application;

[0029] Figure 8 Structure schematic view of the watchband hot-pressing mechanism of the application;

[0030] Figure 9 Structure schematic view of the rotation limiting mechanism of the application;

[0031] Figure 10 Structure schematic view of the hot-pressing mechanism of the application.

[0032] Label explanation in the figure: 1, watchband fixing mechanism; 2, earing positioning mechanism; 3, watchband hot-pressing mechanism; 4, rotation limiting mechanism; 5, jig; 11, fixed bottom plate; 12, guide rail; 13, watchband fixing module; 14, stroke limiting module; 15, recovery module; 16, hot-pressing support plate; 21, positioning module; 22, support foot; 23, limiting block; 24, bending knife; 25, limiting piece handle; 26, watchband bending module; 27, rotation hole; 31, hot-pressing head; 32, hot-pressing positioning piece; 33, heat insulation plate; 41, connecting block; 42, stop block; 43, rotation limiting handle; 421, oblique angle; 131, support plate; 132, watchband fixing plate; 133, empty slot; 134, watchband fixing plunger; 135, watchband pressing plate; 136, pendulum; 137, watchband anti-upward-bending assembly; 138, hot-pressing positioning pin; 139, rotation positioning pin; 140, rotation positioning handle; 1310, push rod; 1311, extension plate; 1312, positioning block; 141, positioning hole; 142, index pin; 151, first support seat; 152, guide column; 153, second support seat; 154, hanging table; 155, spring. DETAILED DESCRIPTION

[0033] The application will be described in detail below with reference to the accompanying drawings and embodiments.

[0034] It should be noted that all directional indications, such as upper, lower, left, right, front, back, upper end, lower end, top, bottom, etc., in the embodiments of the application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications will also change accordingly.

[0035] Reference is made to Figure 1As shown, a hot-pressing mechanism for watchband penetrating into a raw ear, comprising a watchband fixing mechanism 1, a raw ear positioning mechanism 2 and a watchband hot-pressing mechanism 3, the watchband fixing mechanism 1 is used for fixing the watchband, under the action of the thrust, driving the watchband to slide forward, and after the hot-pressing is finished, it can automatically recover to the initial state; the raw ear positioning mechanism 2 is located at the front end of the watchband fixing mechanism 1, used for placing the raw ear, and through cooperation with the watchband fixing mechanism 1, the watchband is quickly penetrated into the raw ear, and at the same time, the watchband penetrated into the raw ear is bent; the watchband hot-pressing mechanism 3 is located at the upper end of the watchband fixing mechanism 1, used for hot-pressing the bent watchband, realizing the connection between the watchband and the raw ear.

[0036] Further, referring to Figure 2 As shown, the watchband fixing mechanism 1 comprises a fixed bottom plate 11, the upper end surface of the fixed bottom plate 11 is connected with a watchband fixing module 13 through a guide rail 12, the watchband fixing module 13 can slide along the guide rail 12, and the position of sliding forward of the watchband fixing module 13 is limited through a stroke limiting module 14, and the watchband fixing module 13 pushed forward is recovered to the initial state through a recovery module 15.

[0037] Further, referring to Figure 3As shown, the watchband fixing module 13 comprises a support plate 131 which is slidably arranged on the guide rail 12, an upper end surface of the support plate 131 is provided with a watchband fixing plate 132 for placing the watchband, an upper end surface of the watchband fixing plate 132 is provided with an empty slot 133, and two groups of watchband fixing plungers 134 are arranged on the slot wall of the empty slot 133; a front upper end surface of the watchband fixing plate 132 is provided with a watchband pressing plate 135 for fixing the watchband on the watchband fixing plate 132, one end of the watchband pressing plate 135 is rotatably connected with the watchband fixing plate 132, and the watchband pressing plate 135 is fixed with the watchband fixing plate 132 through a pendulum 136 after being closed, and the watchband pressing plate 135 is provided with an anti-watchband upwarping assembly 137 at the front end, through which the watchband upwarping is prevented, and other indefinite factors causing the deformation of the end of the watchband is prevented, the height difference when the watchband is inserted into the raw ear is reduced, and the stability of the whole is ensured; the front part of the watchband fixing plate 132 is also provided with a hot-pressing positioning pin 138 for connecting with the watchband hot-pressing mechanism 3 and a rotary positioning pin 139 for connecting with the raw ear positioning mechanism 2, the hot-pressing positioning pin 138 is provided with two groups, the watchband hot-pressing mechanism 3 and the watchband fixing plate 132 are quickly disassembled and precisely matched through the hot-pressing positioning pin 138, the rotary positioning pin 139 is also provided with two groups and is oppositely arranged, the rear end of the rotary positioning pin 139 is connected with a rotary positioning handle 140 for lifting the rotary positioning pin 139, the length of the rotary positioning pin 139 is controlled by lifting the rotary positioning handle 140, so that the raw ear positioning mechanism 2 and the watchband fixing plate 132 are connected; and in the embodiment, in order to facilitate the forward sliding of the watchband fixing module 13 on the guide rail 12, a push rod 1310 is arranged at the rear end of the support plate 131, and the push rod 1310 is fixedly connected with the support plate 131.

[0038] Further, continuing to refer to Figure 3 As shown, the watchband fixing module 13 further comprises an extension plate 1311 which is fixed on the rear end surface of the watchband fixing plate 132, and the front and rear ends of the upper end surface of the extension plate 1311 are respectively provided with positioning blocks 1312; the main function of the extension plate 1311 is to lengthen the length of the watchband limiting, effectively avoiding the problem of poor positioning accuracy caused by the rear end of the watchband, and improving the overall positioning accuracy.

[0039] In addition, in the embodiment, referring to Figure 4As shown, in order to prevent the watchband fixing module 13 from being forced to deviate on the guide rail 12 during hot pressing, causing uneven heating, a hot pressing support plate 16 is arranged between the support plate 131 and the fixed bottom plate 11, and the hot pressing support plate 16 is located below the hot pressing position.

[0040] Further, referring to Figure 5 As shown, the stroke limiting module 14 is composed of a positioning hole 141 opened in the fixed bottom plate 11 and a dividing pin 142 installed on the support plate 131, and when the dividing pin 142 is inserted into the positioning hole 141, the watchband fixing module 13 is prevented from continuing to slide, thereby limiting the sliding position of the watchband fixing module 13 along the guide rail 12.

[0041] Further, referring to Figure 6 As shown, the recovery module 15 includes a first support seat 151 fixedly connected with the fixed bottom plate 11, a guide column 152 parallel to the movement direction of the watchband fixing module 13 and slidable with the watchband fixing module 13 is arranged in the first support seat 151, one end of the guide column 152 is fixedly connected with the support plate 131 in the watchband fixing module 13 through a second support seat 153, the other end of the guide column 152 is provided with a hanging table 154, a spring 155 is sleeved on the guide column 152 between the first support seat 151 and the second support seat 153, the spring 155 is compressed when the watchband fixing module 13 slides forward, and when the dividing pin 142 is pulled out of the positioning hole 141, the watchband fixing module 13 is pushed to slide backward under the rebounding force of the compressed spring 155 until the hanging table 154 contacts with the first support seat 151 to stop, at this time, the watchband fixing module 13 is in the initial state, i.e. the natural state; in addition, in this embodiment, referring to Figure 6 As shown, the recovery module 15 is provided with two groups arranged on the left and right sides of the support plate 131.

[0042] Further, referring to Figure 7 As shown, the raw ear positioning mechanism 2 includes a positioning module 21 for placing raw ears, the left and right ends of the positioning module 21 are respectively connected with a support leg 22, and the positioning module 21 can rotate on the support leg 22; a limiting block 23 for limiting raw ears and a bending knife 24 for bending watchbands are arranged on the positioning module 21, a limiting piece handle 25 is connected to the limiting block 23 for pulling it to move upward, and a watchband bending module 26 is connected to the bending knife 24 for pushing it to move; a rotating hole 27 is opened in the end face of each of the left and right ends of the positioning module 21.

[0043] Wherein, in order to avoid damage to the ear, the limiting block 23 adopts Peek material in the embodiment, in addition, the limiting block 23 and the bending knife 24 adopt a profiling mechanism to improve the positioning and bending accuracy and improve the equipment yield; when installing, the ear positioning mechanism 2 is fixed on the fixed bottom plate 11 through the supporting leg 22; when bending the watchband, the ear positioning mechanism 2 is inserted into the ear after the watchband is inserted into the ear through cooperation with the watchband fixing module 13, the positioning module 21 is rotated, and the rotating positioning handle 140 is pulled to make the rotating positioning pin 139 inserted into the rotating hole 27, so that the positioning module 21 is rotated by 90°, and the watchband is bent once, and then the watchband bending module 26 is pushed to drive the bending knife 24 to bend the watchband by 90° again to realize secondary bending.

[0044] Further, referring to Figure 8 As shown in the figure, the watchband hot pressing mechanism 3 is composed of a hot pressing head 31 for hot pressing the watchband, a hot pressing positioning piece 32 and a heat insulation plate 33; the hot pressing head 31 is fixed on the hot pressing positioning piece 32, and the heat insulation plate 33 is arranged above the hot pressing positioning piece 32; when installing, the hot pressing positioning piece 32 is installed on the watchband fixing module 13 along the hot pressing positioning pin 138.

[0045] Further, referring to Figure 9 As shown in the figure, the watchband hot pressing mechanism 3 is composed of a hot pressing head 31 for hot pressing the watchband, a hot pressing positioning piece 32 and a heat insulation plate 33; the hot pressing head 31 is fixed on the hot pressing positioning piece 32, and the heat insulation plate 33 is arranged above the hot pressing positioning piece 32; when installing, the hot pressing positioning piece 32 is installed on the watchband fixing module 13 along the hot pressing positioning pin 138.

[0046] Wherein, referring to Figure 10 At this time, the positioning module 21 is in the state of inserting the watchband into the ear, at this time, the stop block 42 is in the extended state, the positioning module 21 is limited, and rotation around the supporting leg 22 is prevented; when the watchband needs to be bent, the stop block 42 is retracted by pulling the rotating limiting handle 43, and the limiting of the positioning module 21 is released; when the positioning module 21 returns to the state of inserting the watchband, the stop block 42 is retracted by extruding the inclined angle 421.

[0047] The working principle of the application is as follows:

[0048] When hot pressing, the operator first installs the watchband on the watchband fixing plate 132 and fixes the watchband through the watchband fixing plunger 134. It should be noted that the watchband has the jig 5 from the previous process to the present process, the jig 5 is provided with a hole matched with the watchband fixing plunger 134, and the jig 5 is placed in the empty slot 133 and matched with the watchband fixing plunger 134 to realize the positioning of the watchband. After positioning, the rear end of the watchband is limited in the extension plate 1311, then the watchband pressing plate 135 is closed and fixed on the watchband fixing plate 132 through the pendulum 136, at this time, the watchband pressing plate 135 presses the watchband; then, the watchband anti-upward bending assembly 137 is adjusted, the front end of the watchband is pressed out of the watchband fixing module 13, which prevents the watchband from being upward bent and plays a downward guiding role; then, the operator lifts the limiting block 23 by pulling the limiting part handle 25, and places the raw lug into the positioning module 21, then releases the pulling limiting part handle 25, so that the limiting block 23 presses the raw lug.

[0049] After the watchband and the raw lug are fixed, the operator drives the watchband fixing module 13 to slide forward along the guide rail 12 by pushing the push rod 1310, so that the watchband fixing module 13 moves to the raw lug positioning mechanism 2, and then the watchband is inserted into the raw lug until the index pin 142 is inserted into the positioning hole 141, at this time, the spring 155 is compressed between the first support seat 151 and the second support seat 153; then, the stop block 42 is retracted by pulling the rotary limiting handle 43, and the positioning module 21 is rotated, then the rotary positioning pin 139 is inserted into the rotary hole 27 by pulling the rotary limiting handle 140, and the watchband is bent once; then, the bending knife 24 is pushed out by pushing the watchband bending module 26, and the watchband is bent twice.

[0050] After bending, the operator takes out the watchband hot pressing mechanism 3, and installs the watchband hot pressing mechanism 3 on the watchband fixing module 13 along the hot pressing positioning pin 138 to hot press the bent watchband.

[0051] The above only describes the preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A hot-pressing mechanism for a watchband insertion grommet, characterized by: The watchband fixing mechanism (1) is used for fixing the watchband, driving the watchband to slide forward under the action of the thrust, and restoring to the initial state automatically after the hot pressing is finished, the ear positioning mechanism (2) is used for placing the raw ear, and the watchband is quickly inserted into the raw ear by cooperating with the watchband fixing mechanism (1), and the watchband inserted into the raw ear is bent, and the watchband hot pressing mechanism (3) is used for hot pressing the bent watchband, and realizing the connection between the watchband and the raw ear. The watchband fixing mechanism (1) includes a fixed bottom plate (11), a watchband fixing module (13), a stroke limiting module (14) and a recovery module (15), the watchband fixing module (13) includes a support plate (131), the upper end surface of the support plate (131) is provided with a watchband fixing plate (132), the upper end surface of the watchband fixing plate (132) is provided with an empty slot (133), and the slot wall of the empty slot (133) is provided with a watchband fixing plunger (134); the front upper end surface of the watchband fixing plate (132) is provided with a watchband pressing plate (135), one end of the watchband pressing plate (135) is rotatably connected with the watchband fixing plate (132), and the watchband pressing plate (135) is fixed with the watchband fixing plate (132) through a pendulum (136) after the watchband pressing plate (135) is closed, and the front end of the watchband pressing plate (135) is provided with an anti-watchband upwarping assembly (137); the front part of the watchband fixing plate (132) is also provided with a hot pressing positioning pin (138) used for connecting with the watchband hot pressing mechanism (3) and a rotary positioning pin (139) used for connecting with the ear positioning mechanism (2), and the rear end of the rotary positioning pin (139) is connected with a rotary positioning handle (140); the rear end of the support plate (131) is provided with a push rod (1310) used for pushing the watchband fixing module (13) to slide forward.

2. The hot-pressing mechanism for the band insertion grommet according to claim 1, characterized in that: The upper end surface of the fixed bottom plate (11) is connected with the watchband fixing module (13) through a guide rail (12), the watchband fixing module (13) can slide along the guide rail (12), the position of pushing the watchband fixing module (13) to slide forward is limited through the stroke limiting module (14), and the watchband fixing module (13) pushed forward is slid back to the initial state through the recovery module (15).

3. The hot-pressing mechanism for the band insertion grommet according to claim 1, characterized in that: The watchband fixing module (13) further includes an extension plate (1311), the extension plate (1311) is fixed on the rear end surface of the watchband fixing plate (132), and the front and rear ends of the upper end surface of the extension plate (1311) are respectively provided with positioning blocks (1312).

4. The hot-pressing mechanism for the band insertion grommet according to claim 1, characterized in that: A hot pressing support plate (16) is arranged between the support plate (131) and the fixed bottom plate (11).

5. The hot bar mechanism for banding in a banding post according to claim 1, wherein: The stroke limiting module (14) is composed of a positioning hole (141) opened in the fixed bottom plate (11) and a dividing pin (142) installed on the support plate (131).

6. The hot bar mechanism for banding in a banding post according to claim 1, wherein: The recovery module (15) comprises a first support seat (151) fixedly connected with the fixed bottom plate (11), a guide column (152) parallel to the movement direction of the watchband fixing module (13) and slidable together with the watchband fixing module (13) is arranged in the first support seat (151), one end of the guide column (152) is fixedly connected with the support plate (131) in the watchband fixing module (13) through a second support seat (153), the other end of the guide column (152) is provided with a hanging table (154), a spring (155) is sleeved on the guide column (152) between the first support seat (151) and the second support seat (153), and the spring (155) is compressed when the watchband fixing module (13) slides forward.

7. The hot bar mechanism for banding in a banding post according to claim 1, wherein: The raw ear positioning mechanism (2) comprises a positioning module (21) for placing raw ears, left and right ends of the positioning module (21) are connected with a support leg (22) respectively, the positioning module (21) is provided with a limiting block (23) for limiting raw ears and a bending knife (24) for bending watchbands, the limiting block (23) is connected with a limiting piece handle (25) which is pulled to move upward, the bending knife (24) is connected with a watchband bending module (26) which is pushed to move; rotation holes (27) are arranged at the left and right end faces of the positioning module (21) respectively.

8. The hot bar mechanism for banding in a banding post according to claim 1, wherein: The watchband hot pressing mechanism (3) is composed of a hot pressing head (31), a hot pressing positioning piece (32) and a heat insulation plate (33).

9. The hot bar mechanism for banding in a banding post according to claim 1, wherein: Further comprising a rotation limiting mechanism (4) for limiting the raw ear positioning mechanism (2), the rotation limiting mechanism (4) is arranged at the front end of the watchband fixing mechanism (1); the rotation limiting mechanism (4) comprises a connecting block (41), a stop block (42) is arranged in the connecting block (41), an inclined angle (421) is arranged at the front end of the stop block (42), and the rear end of the stop block (42) is connected with a rotation limiting handle (43).

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