Clamp for lamp box machining

Abstract

The utility model discloses a clamp for processing a lamp box, which relates to the technical field of lamp box processing and comprises a table board, a group of straight grooves which are uniformly distributed are arranged on two sides of the table board, symmetrical straight grooves are arranged at two ends of the table board, a corresponding dovetail groove plate is respectively arranged in each straight groove, and the dovetail groove plates are arranged on the table board. A corresponding coarse adjustment structure is installed in each dovetail groove plate, and a corresponding fine adjustment structure is installed on each coarse adjustment structure. After the clamping plate slides to the close position through the coarse adjustment structure, the clamping plate is tightly attached to one side of the lamp box through the fine adjustment structure, the purpose of clamping the frame of the lamp box is achieved, the lamp box can be positioned more accurately in the machining process, the problem that product quality is affected by dislocation and the like is solved, the position of the corresponding clamping plate is adjusted according to the size of the lamp box, and machining efficiency is improved. The lamp boxes of different specifications and sizes can be clamped conveniently, the universality of the clamp is improved, and the problem that an existing clamp cannot adapt to the lamp boxes of different specifications is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lamp box processing, and specifically relates to a clamp for lamp box processing. BACKGROUND

[0002] With the deep popularization of the forming lamp box and the increasing market competition and the continuous emergence of new materials, the process of the forming lamp box will be continuously improved, and the expression will also be continuously enriched.

[0003] In the processing of the LED lamp box, in order to facilitate operation and avoid factors such as misplacement that affect product quality, clamps need to be used for clamping. However, the existing clamps are all customized for use on LED lamp boxes of the same size of the same type, and when the sizes of the LED lamp boxes are different, the clamps will not be suitable. UTILITY MODEL CONTENTS

[0004] To solve the above problems, i.e. to solve the problems raised in the above background technology, the utility model provides a clamp for lamp box processing, which comprises a table top, a group of uniformly arranged straight grooves are arranged on the two sides of the table top, symmetrical straight grooves are arranged at the two ends of the table top, a corresponding dovetail groove plate is arranged in each straight groove, a corresponding coarse adjustment structure is arranged in each dovetail groove plate, and a corresponding fine adjustment structure is arranged on each coarse adjustment structure.

[0005] Each coarse adjustment structure comprises a sliding block, a spring, a sliding rod, a pull plate, a clamping block and a back-shaped block.

[0006] A group of uniformly arranged clamping grooves are arranged in the bottom of the dovetail groove plate, the sliding block is slidingly arranged in the dovetail groove plate, one end of the sliding block is fixedly connected with the back-shaped block, the lower end of the sliding rod slidingly penetrates through the back-shaped block, the lower end of the sliding rod is fixedly connected with the clamping block, the upper end of the sliding rod is fixedly connected with the pull plate, the spring is sleeved outside the sliding rod, and the two ends of the spring are fixedly connected between the pull plate and the back-shaped block.

[0007] The utility model further provides that each fine adjustment structure comprises a sleeve, a sliding cylinder, a lead screw, a knob, a bevel gear one, a bevel gear two and a clamping plate.

[0008] The sleeve is arranged on the upper side of the sliding block, one end of the upper side of the sleeve is provided with a mounting plate, the mounting shaft of the knob is connected through the mounting plate in the bearing, the mounting shaft of the knob is fixedly connected with the bevel gear one, the bevel gear one is engaged with the bevel gear two, the central shaft of the bevel gear two is connected through the sleeve in the bearing, the central shaft of the bevel gear two is fixedly connected with the lead screw, the other end of the lead screw is connected through the sliding cylinder in the thread, the one end of the sliding cylinder is slidingly arranged in the sleeve, the other end of the sliding cylinder is fixedly connected with the clamping plate, and the lower side of the clamping plate is attached to the table top.

[0009] The utility model discloses further provide for: each the card slot group is the card slot group of continuous section of right triangle, the section of right triangle of card block, card block with every card slot is matched, and the vertical angle of card block is located at the one end away from the corresponding slider.

[0010] The utility model discloses further provide for: every clamping plate inside is covered with soft rubber layer, avoids the scratch or wear and tear to the surface of light box in the clamping process.

[0011] The utility model discloses beneficial technical effects are: the utility model discloses through the coarse adjustment structure and slide to the similar position of clamping plate, through the fine adjustment structure and tightly adhere to the one side of light box of clamping plate, reach the purpose of clamping to the frame of light box, make the positioning of light box in the processing process more accurate, avoid the problem such as misplacement and influence product quality, adjust the position of corresponding clamping plate according to the size of light box, be convenient for the clamping of light box of different specifications and sizes, improved the versatility of clamp, solved the problem that the existing clamp can not adapt to different specifications light box, and the inside of clamping plate is covered with soft rubber layer, avoids the scratch or wear and tear to the surface of light box in the clamping process. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The utility model discloses a three-dimensional structure schematic diagram of showing Figure 1 .

[0013] Figure 2 The utility model discloses a three-dimensional structure schematic diagram of showing Figure 2 .

[0014] Figure 3 The utility model discloses a part structure schematic diagram of showing after the cutting of table top 1.

[0015] Figure 4 The utility model discloses a part structure schematic diagram of showing after the cutting of dovetail groove plate 4.

[0016] Figure 5 The utility model discloses a part structure schematic diagram of showing after the cutting of sleeve 3.

[0017] Fig. 1, table top, 2, clamping plate, 3, sleeve, 4, dovetail groove plate, 5, slide cylinder, 6, knob, 7, pull plate, 8, spring, 9, back-shaped block, 10, card slot group, 11, slider, 12, lead screw, 13, bevel gear one, 14, slide rod, 15, card block, 16, bevel gear two. DETAILED DESCRIPTION

[0018] Below reference attached Figures 1-5The preferred embodiments of the present application will be described. Those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present application, and are not intended to limit the protection scope of the present application.

[0019] The utility model provides a kind of fixture for light box processing, before use, a set of clamping plate 2 is in the position of relative distance farthest, every card block 15 is clamped in corresponding card slot, every spring 8 is in natural tensile state, when using the device, if the width of lamp panel is smaller, the light box required to be processed is placed in the upper side middle part of table top 1, corresponding pair of clamping plate 2 on long side is pushed in the direction of mutual approach, a pair of clamping plate 2 is driven slide block 11 to slide along corresponding dovetail groove plate 4 in the direction of mutual approach by slide cylinder 5 and sleeve 3, a pair of slide block 11 is driven corresponding card block 15 to slide along corresponding card slot group 10 by corresponding backshaped block 8, when card block 15 slides in card slot group 10, card block 15 slides upward along the inclined plane of corresponding card slot, card block 15 drives corresponding slide rod 14 to slide upward, slide rod 14 drives pull plate 7 to slide upward, pull plate 7 drives spring 8 to be in tensile state, when card block 15 slides into next card slot, spring 8 rebounds and drives card block 15 to be clamped into next card slot, card block 15 continues to slide upward along the inclined plane of second card slot, and so on, when a pair of clamping plate 2 is close to one side or there is gap with the outside of light box, stop pulling a pair of clamping plate 2, at this time, the vertical angle of a pair of card block 15 is clamped in corresponding card slot, slide block 11 cannot slide reversely, according to the length of light box, pull the clamping plate 2 on the long side of table top 1 of appropriate quantity, then pull the clamping plate 2 at both ends, limit the light box in a set of clamping plate 2, the same operation process is not described repeatedly, rotate a pair of relative knobs 6, a pair of knobs 6 drive corresponding bevel gear one 13 to rotate, a pair of bevel gear one 13 drive meshing bevel gear two 16 to rotate, a pair of bevel gear two 16 drive corresponding screw rod 12 to rotate, a pair of screw rod 12 drive corresponding slide cylinder 5 to slide along corresponding sleeve 3 in the direction of approaching light box side wall, a pair of slide cylinder 5 drive a pair of clamping plate 2 to slide in the direction of mutual approach, when a pair of clamping plate 2 is close to one side of light box, stop rotating knob, adjust other clamping plate 2 again, the same operation process is not described repeatedly, at this time, a set of clamping plate 2 fixes light box, processes light box, if it is larger light box, the clamping plate 2 on one side (or one corner) of light box (or the short side of table top 1) can also be close to the long side of table top 1, just adjust the clamping plate 2 on the other side (or the other end), according to the length and width of light box, corresponding clamping adjustment can be carried out, clamping adjustment can also be carried out according to the personal processing habit of operator, and clamping mode is not unique, under the cooperation of coarse adjustment structure and fine adjustment structure, the purpose of clamping light box frame is achieved, so that the positioning of light box is more accurate during processing, and the problems, such as misplacement, affecting product quality are avoided, according to the size of light box, the position of corresponding clamping plate 2 is adjusted, so that different specifications and sizes of light box are clamped, the universality of fixture is improved, the problem that existing fixture cannot adapt to different specifications of light box is solved, the inner side of clamping plate 2 is covered with soft rubber layer, so that scratch or wear on the surface of light box is avoided during clamping, after processing, corresponding pull plate 7 is pulled up, after corresponding card block 15 is lifted and separated from corresponding card slot,Pulling the slider 11 in the opposite direction restores the device to its initial state.

[0020] Although the present application has been described with reference to the preferred embodiments, various modifications and changes can be made thereto without departing from the scope of the present application, which is set forth not by the foregoing description but by the annexed claims, and it is to be understood that such modifications are to be included within the scope of the present application. Furthermore, it is intended that the foregoing descriptive description and the annexed drawings be interpreted merely as illustrative of preferred embodiments and not be the limitation. It is therefore contemplated to cover by the appended claims all such modifications and changes as fall within the scope of the present application. It can be understood by those skilled in the art that various modifications, equivalent replacements and improvements can be made to the specific embodiments disclosed in the present application without departing from the principles of the present application and the scope of protection of the present application. Therefore, the present application should not be limited to the specific embodiments disclosed herein, but should include all such modifications, equivalent replacements and improvements within the scope of the present application.

[0021] In the description of the present application, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and other terms indicating the direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is merely for the convenience of description, and is not intended to indicate or imply that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In addition, it should be further pointed out that, in the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] The term "comprising" or any other similar word is intended to cover non-exclusive inclusion, so that the process, article or equipment / device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or also includes the elements inherent to the process, article or equipment / device.

[0024] So far, the technical scheme of the present application has been described in combination with the preferred embodiments shown in the drawings, but those skilled in the art can easily understand that the protection scope of the present application is obviously not limited to these specific embodiments. Without deviating from the principles of the present application, those skilled in the art can make equivalent changes or replacements to related technical features, and the technical schemes after these changes or replacements will fall within the protection scope of the present application.

Claims

1. A jig for processing a light box comprising a table top (1), characterized in that: The two sides of the table top (1) are provided with a group of uniformly arranged straight grooves, the two ends of the table top (1) are provided with symmetrical straight grooves, each straight groove is respectively provided with a corresponding dovetail groove plate (4), each dovetail groove plate (4) is respectively provided with a corresponding coarse adjustment structure, and each coarse adjustment structure is respectively provided with a corresponding fine adjustment structure. Each coarse adjustment structure comprises a sliding block (11), a spring (8), a sliding rod (14), a pull plate (7), a clamping block (15) and a backshaped block (9). The bottom of the dovetail groove plate (4) is provided with a group of uniformly arranged clamping groove groups (10), the sliding block (11) is slidingly arranged in the dovetail groove plate (4), one end of the sliding block (11) is fixedly connected with the backshaped block (9), the lower end of the sliding rod (14) slidingly penetrates through the backshaped block (9), the lower end of the sliding rod (14) is fixedly connected with the clamping block (15), the upper end of the sliding rod (14) is fixedly connected with the pull plate (7), the spring (8) is sleeved outside the sliding rod (14), and the two ends of the spring (8) are fixedly connected between the pull plate (7) and the backshaped block (9).

2. The fixture of claim 1, wherein: Each fine adjustment structure comprises a sleeve (3), a sliding cylinder (5), a lead screw (12), a knob (6), a bevel gear (13), a bevel gear (16) and a clamping plate (2). The sleeve (3) is arranged on the upper side of the sliding block (11), one end of the upper side of the sleeve (3) is provided with a mounting plate, the mounting shaft of the knob (6) is connected through the mounting plate in a bearing manner, the mounting shaft of the knob (6) is fixedly connected with the bevel gear (13), the bevel gear (13) is engaged with the bevel gear (16), the central shaft of the bevel gear (16) is connected through the sleeve (3) in a bearing manner, the central shaft of the bevel gear (16) is fixedly connected with the lead screw (12), the other end of the lead screw (12) is threadedly connected with one end of the sliding cylinder (5), one end of the sliding cylinder (5) is slidingly arranged in the sleeve (3), and the other end of the sliding cylinder (5) is fixedly connected with the clamping plate (2), and the lower side of the clamping plate (2) is attached to the table top (1).

3. The fixture of claim 1, wherein: Each clamping groove group (10) is composed of a group of clamping grooves with a right-angled triangular cross section, the clamping block (15) has a right-angled triangular cross section, the clamping block (15) is matched with each clamping groove, and the vertical angle side of the clamping block (15) is located at one end away from the corresponding sliding block (11).

4. The fixture of claim 2, wherein: The inner side of each clamping plate (2) is covered with a soft rubber layer.

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