Automatic clamp

Abstract

The utility model relates to the field of clamps, in particular to an automatic clamp which comprises a driving assembly, a base, a clamp assembly and a positioning block for positioning a workpiece, the clamp assembly is composed of a clamping plate and a clamping head, an adjusting assembly is installed in the clamping head and comprises a connecting rod fixedly connected with the positioning block, a telescopic spring is arranged on the connecting rod in a sleeved mode, and the telescopic spring is connected with the clamping plate. The first wedge blocks are fixedly installed on the connecting rod, the second wedge block is installed between the first wedge blocks and can move, the fixed air cylinder drives the second wedge block to move, and the driving assembly comprises a two-way screw rod and a movable block connected to the two-way screw rod in a threaded mode. According to the utility model, through the operation of the driving assembly and the adjusting assembly, the positions of the clamp assembly and the positioning block can be adjusted, the purpose of positioning and fixing workpieces with different sizes is realized, the clamping efficiency is improved, and through the operation of the fixing motor, the angle of the workpiece can be adjusted, so that the workpiece can be machined in all directions, and the machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to an automated clamp. Background Art

[0002] A fixture is a device used in the mechanical manufacturing process to fix the workpiece so that it occupies the correct position for construction or testing.

[0003] The utility model disclosed in publication number CN213497803U provides an automated clamp, comprising a workbench, a placement table fixedly connected to the right side of the top of the workbench, a fixed limit plate fixedly connected to the right side of the top of the placement table, a box fixedly connected to the left side of the top of the inner wall of the box, and a stepper motor fixedly connected to the left side. The utility model achieves the advantage of automatically clamping materials by arranging a box, a stepper motor, positive and negative threaded rods, a threaded block, a push-pull rod, a connecting block, a movable plate, an anti-sway mechanism, a push rod, a movable splint, a buffer pad, a bearing, a chute, and a slider to cooperate with each other, so that workers can automatically clamp the materials when clamping them, and at the same time, can prevent the materials from being damaged by clamping, so that workers can save time and effort when using the clamp, reduce the labor intensity of workers, improve the workers' efficiency, and meet the workers' usage needs.

[0004] However, it is difficult for existing automated clamps to position the workpiece when in use, resulting in the workpiece being easily offset during the clamping process, resulting in poor clamping effect.

[0005] Therefore, it is necessary to provide a new technical solution to overcome the above-mentioned defects. Utility Model Content

[0006] The purpose of this utility model is to provide an automated clamp that can effectively solve the above technical problems.

[0007] In order to achieve the purpose of the utility model, the following technical solution is adopted: an automated fixture, comprising: a drive assembly, a base, a fixture assembly, a positioning block for positioning the workpiece, the fixture assembly is composed of a clamping plate and a chuck, an adjustment assembly is installed in the chuck, and the adjustment assembly includes: a connecting rod fixedly connected to the positioning block, a telescopic spring is sleeved on the connecting rod, a first wedge block fixedly mounted on the connecting rod, a second wedge block movably mounted between the first wedge blocks, and a fixed cylinder that drives the second wedge block to move.

[0008] Furthermore, the driving assembly includes: a bidirectional screw, a movable block threadedly connected to the bidirectional screw, and a servo motor, and the movable block is fixedly connected to the clamping plate.

[0009] Furthermore, the chuck is provided with anti-slip grooves.

[0010] Furthermore, the clamp is connected to the output end of the fixed motor.

[0011] Compared with the existing technology, the utility model has the following beneficial effects: the utility model is an automated clamp that can adjust the position of the clamp component and the positioning block through the operation of the driving component and the adjusting component, thereby achieving the purpose of positioning and fixing workpieces of different sizes, improving the clamping efficiency, and through the operation of the fixed motor, the angle of the workpiece can be adjusted so that it can be processed in all directions, thereby improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention.

[0013] Figure 1 This is a front view structural diagram of the utility model;

[0014] Figure 2 This is a schematic diagram of the top view of the structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the front view structure of the clamp assembly of the present invention;

[0016] Figure 4 This is a schematic side sectional structural diagram of the clamp assembly of the present invention.

[0017] In the figure: 1. Drive assembly; 11. Servo motor; 12. Bidirectional screw; 13. Movable block; 2. Base; 3. Clamp assembly; 31. Clamp plate; 32. Clamp; 33. Anti-slip groove; 4. Groove; 5. Fixed motor; 6. Adjustment assembly; 61. Fixed cylinder; 62. First wedge; 63. Telescopic spring; 64. Connecting rod; 65. Second wedge; 7. Positioning block. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. Obviously, the embodiments described are some embodiments of the present invention, not all embodiments.

[0019] In the description of the present invention, it should be understood that the terms "center", "transverse", "longitudinal", "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present invention. When a mechanism is referred to as being "fixed to" another mechanism, it may be directly on the other mechanism or there may also be a centered mechanism. When a mechanism is considered to be "connected to" another mechanism, it may be directly connected to the other mechanism or there may be a centered mechanism at the same time. When a mechanism is considered to be "set on" another mechanism, it may be directly set on the other mechanism or there may be a centered mechanism at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0020] like Figures 1 to 4 As shown, the utility model is an automated fixture, comprising: a drive assembly 1, a base 2, a fixture assembly 3, and a positioning block 7 for positioning a workpiece.

[0021] The driving assembly 1 includes: a bidirectional screw 12, a movable block 13 threadedly connected to the bidirectional screw 12, and a servo motor 11. The movable block 13 is fixedly connected to the clamping plate 31. By starting the servo motor 11, the position of the clamping assembly 3 can be adjusted to clamp workpieces of different sizes.

[0022] The clamp assembly 3 is composed of a splint 31 and a chuck 32. The chuck 32 is provided with anti-slip grooves 33 to enhance the anti-slip effect and improve the stability of clamping. A groove 4 is provided on the base 2 to limit the splint 31 when it moves and improve its movement stability.

[0023] An adjustment assembly 6 is installed in the chuck 32, and the adjustment assembly 6 includes: a connecting rod 64 fixedly connected to the positioning block 7, a telescopic spring 63 is sleeved on the connecting rod 64, a first wedge block 62 fixedly installed on the connecting rod 64, a second wedge block 65 movably installed between the first wedge blocks 62, and a fixed cylinder 61 that drives the second wedge block 65 to move.

[0024] In the present utility model, the fixed cylinder 61 is started, the second wedge block 65 pushes the first wedge block 62 to move, and the position of the positioning block 7 is adjusted to increase the spacing to adapt to workpieces of different widths. The servo motor 11 is started and the spacing of the clamp assembly 3 is adjusted to clamp and fix workpieces of different sizes. The positioning block 7 can play a certain positioning role on the workpiece during the clamping process, clamp it longitudinally, avoid workpiece deviation, and improve clamping efficiency.

[0025] The chuck 32 is connected to the output end of the fixed motor 5. When the fixed motor 5 is started, on the one hand, before clamping the workpiece, the chuck 32 can drive the positioning block 7 to rotate and adjust the angle of the positioning block 7 so as to position workpieces of different shapes and improve the positioning efficiency. When the positioning block 7 is adjusted to a vertical state, the positioning block 7 can clamp the workpiece vertically, further improving the clamping efficiency of the workpiece. On the other hand, after clamping the workpiece, the chuck 32 can drive the workpiece to rotate and adjust the angle of the workpiece so as to perform all-round processing on it and improve the processing efficiency.

[0026] The positioning block 7 is fixed to the connecting rod 64 by bolts, which is convenient for disassembly and replacement. An anti-skid buffer pad is installed on the inner side of the positioning block 7, which can buffer and prevent the workpiece from slipping during positioning to avoid scratching the workpiece.

[0027] Working principle: Start the fixed motor 5, the chuck 32 drives the positioning block 7 to rotate, adjust the angle of the positioning block 7, start the fixed cylinder 61, the second wedge block 65 pushes the first wedge block 62 to move, the connecting rod 64 drives the positioning block 7 to move, adjust the position of the positioning block 7, start the servo motor 11, the bidirectional screw 12 rotates, the movable block 13 drives the clamp assembly 3 to move, adjust the spacing of the clamp assembly 3, so as to clamp and fix workpieces of different sizes. During the clamping process, the positioning block 7 can play a certain positioning role on the workpiece to avoid its offset and improve the clamping efficiency. Start the fixed motor 5, the chuck 32 drives the workpiece to rotate, and adjust the angle of the workpiece so as to perform comprehensive processing on it and improve the processing efficiency.

[0028] The standard parts used in the present invention can all be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology. It will not be described in detail here. The content not described in detail in this specification belongs to the existing technology known to professional and technical personnel in this field.

[0029] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all such improvements and changes should fall within the scope of protection of the claims attached to this utility model.

Claims

1. An automated fixture, characterized in that: include: A driving assembly (1), a base (2), a fixture assembly (3), and a positioning block (7) for positioning a workpiece; The clamp assembly (3) is composed of a clamping plate (31) and a clamping head (32); An adjustment assembly (6) is installed in the chuck (32); The adjustment assembly (6) comprises: a connecting rod (64) fixedly connected to the positioning block (7), a telescopic spring (63) sleeved on the connecting rod (64), a first wedge block (62) fixedly mounted on the connecting rod (64), a second wedge block (65) movably mounted between the first wedge block (62), and a fixed cylinder (61) for driving the second wedge block (65) to move.

2. An automated fixture as claimed in claim 1, characterized in that: The driving assembly (1) comprises: a bidirectional screw (12), a movable block (13) threadedly connected to the bidirectional screw (12), and a servo motor (11); the movable block (13) is fixedly connected to the clamping plate (31).

3. The automated fixture according to claim 1, wherein: The clamping head (32) is provided with anti-slip grooves (33).

4. An automated fixture as claimed in claim 1, characterized in that: The clamping head (32) is connected to the output end of the fixed motor (5).

Images