Machining clamp convenient to replace
By designing a machining fixture with sliding and lifting mechanisms, the problems of inconvenient replacement and height adjustment of existing fixtures are solved, enabling quick replacement of clamping plates and height adjustment, thus improving the ease of use and applicability of the fixture.
Patent Information
- Application Number
- CN202421191709.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-29
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-05-29
AI Technical Summary
Existing machining fixtures are inconvenient to change and adjust in height, resulting in reduced performance.
A machining fixture including a clamping table, a sliding mechanism, an installation mechanism, and a lifting mechanism was designed. The sliding and lifting mechanisms enable the quick disassembly and installation of the connecting block and the bottom block, facilitating the replacement of the clamping plate and the height adjustment.
It improves the ease of use of the clamp, enabling it to quickly adapt to the clamping needs of different objects, and enhances the stability and applicability of the clamp.
Smart Images
Figure CN222327436U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of mechanical processing fixtures, in particular to a mechanical processing fixture which is easy to replace. Background Art
[0002] Machining fixtures are tools used to fix workpieces for machining. They can ensure that the workpiece maintains a stable position and direction during the machining process so that cutting, drilling, milling, turning and other operations can be performed correctly. Machining fixtures usually consist of a fixture body, a fixture base, a fixture clamping device and other parts. The fixture body is the main part for clamping the workpiece. It usually consists of a fixture seat, a fixture rod, a fixture chuck and other parts. The fixture base is used to fix the fixture body and connect to the machine tool. The fixture clamping device is used to adjust the position and clamping force of the fixture chuck.
[0003] In actual use, mechanical processing may not be stable enough when clamping different objects, so it is necessary to replace the corresponding clamps to clamp the objects to ensure that the objects are more stable during the processing. However, some clamps cannot be easily disassembled or replaced during use, and when in use, it is not convenient to adjust the height position of the clamp according to the different sizes of the objects, which will reduce the use effect of such devices. Utility Model Content
[0004] The utility model aims to solve the shortcomings in the prior art and provides a mechanical processing fixture which is easy to replace.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] A mechanical processing fixture that is easy to replace, comprises a fixture table, two transverse grooves are horizontally provided on the top of the fixture table, a placing table is installed on the top of the fixture table, and the placing table is arranged between the two transverse grooves, first sliders are horizontally slid inside the two transverse grooves, a sliding mechanism for sliding the two first sliders is arranged inside the fixture table, connecting blocks are arranged on the tops of the two first sliders, and mounting mechanisms for mounting the connecting blocks are arranged on the tops of the two first sliders, support frames are fixedly connected to the tops of the two connecting blocks, connecting plates are vertically slid on opposite sides of the two support frames, and lifting mechanisms for lifting the connecting plates are arranged on the tops of the two connecting blocks, through the setting of the device, the connecting blocks and the bottom blocks can be disassembled or installed, and it is also convenient to quickly replace the clamping plates, thereby improving the convenience of use of the device and facilitating clamping of different objects.
[0007] Preferably, the sliding mechanism includes a fixed block, four slideways are horizontally fixedly connected to the top of the fixture table, the four slideways are respectively arranged on both sides of the two transverse groove surfaces, two first sliding block surfaces are symmetrically connected on both sides for rotation, and multiple rollers roll respectively inside the four slideways, and two fixed blocks are provided, and the two fixed blocks are respectively fixedly connected to the bottom of the two first sliding blocks, and the fixture table is horizontally rotatably connected with a first screw rod, one end of the first screw rod is respectively rotatably connected to the opposite ends inside the fixture table, the first screw rod is sleeved inside the two fixed blocks, and the two fixed blocks are both matched with the first screw rod, and a motor is installed at one end of the fixture table surface, and the motor output shaft is fixedly connected to one end of the first screw rod, for limiting the two fixed blocks and the first sliding block from approaching or moving away from each other.
[0008] Furthermore, the mounting mechanism includes a first limiting column, which is fixedly connected to one end of the top of the first slider, and a connecting hole is provided at the other end of the top of the first slider. A hole is provided at the bottom of the connecting block, and the first limiting column is sleeved in the hole at the bottom of the connecting block. A screw is installed on the surface of the connecting block, and the bottom of the screw cooperates with the connecting hole to fix the connecting block on the top of the first slider.
[0009] Preferably, the lifting mechanism includes a second slide block, two ends of one side of the support frame surface are respectively fixedly connected with card slots, two ends of the connecting plate respectively slide inside the two card slots, the top of the support frame is horizontally fixedly connected with a top plate, the surface of the support frame is vertically provided with two vertical slots, connecting columns are vertically slid inside the two vertical slots, the connecting plate is fixedly connected to the surfaces of the two connecting columns, the second slide block is fixedly connected to the other side of the surfaces of the two connecting columns, the surface of the support frame is rotatably connected with a second screw rod, the second screw rod is vertically arranged, the second screw rod is inserted into the top plate, the second screw rod is sleeved inside the second slide block, the second slide block cooperates with the second screw rod, and a knob is installed on the top of the second screw rod for sliding the connecting plate and the slide plate up and down.
[0010] Furthermore, a skateboard is horizontally fixedly connected to the surface of the connecting plate, and two second limiting columns are fixedly connected to the skateboard. A bottom block is placed on the top of the skateboard, and two matching holes are vertically opened on the surface of the bottom block. Two second limiting columns are respectively arranged inside the two matching holes, and a fixing column is fixedly connected to the surface of the bottom block. A splint is fixedly connected to one end of the fixing column, which is used to quickly install the bottom block and the splint on the skateboard.
[0011] The beneficial effects of the utility model are:
[0012] 1. When in use, the connection block and the bottom block can be disassembled or installed through the setting of the device, and it is also convenient to quickly replace the splint, thereby improving the convenience of using the device and facilitating the clamping of different objects.
[0013] 2. During use, the second slider can be driven to slide up and down by turning the knob, and the connecting plate and the slide plate can be driven to slide upward at the same time, so that the height of the bottom block and the clamping plate can be adjusted, so that the use effect of the device can be better. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a front view of a mechanical processing fixture that is easy to replace proposed by the utility model;
[0015] Figure 2 A schematic diagram of a sliding mechanism of a mechanical processing fixture that is easy to replace proposed by the utility model;
[0016] Figure 3 A schematic diagram of an installation mechanism of a mechanical processing fixture that is easy to replace proposed by the utility model;
[0017] Figure 4 The utility model is a schematic diagram of a lifting mechanism of a mechanical processing fixture which is easy to replace.
[0018] In the figure: 1. fixture table; 11. horizontal groove; 12. placement table; 13. slideway; 2. connecting block; 21. screw; 23. support frame; 24. top plate; 25. vertical groove; 26. slot; 3. first slider; 31. fixed block; 32. connecting hole; 33. first limit column; 34. roller; 4. first screw rod; 41. motor; 5. connecting plate; 51. slide plate; 52. second limit column; 53. second slider; 6. second screw rod; 61. knob; 7. bottom block; 71. fixed column; 72. clamping plate. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0020] Reference Figure 1-Figure 4, a mechanical processing fixture that is easy to replace, includes a fixture table 1, two horizontal grooves 11 are horizontally opened on the top of the fixture table 1, a placing table 12 is installed on the top of the fixture table 1, the placing table 12 is arranged between the two horizontal grooves 11, and first sliders 3 are horizontally slid inside the two horizontal grooves 11, and a sliding mechanism for sliding the two first sliders 3 is arranged inside the fixture table 1, and connecting blocks 2 are arranged on the tops of the two first sliders 3, and mounting mechanisms for mounting the connecting blocks 2 are arranged on the tops of the two first sliders 3, and support frames 23 are fixedly connected to the tops of the two connecting blocks 2, and connecting plates 5 are vertically slid on opposite sides of the two supporting frames 23, and lifting mechanisms for lifting the connecting plates 5 are arranged on the tops of the two connecting blocks 2. Through the setting of the device, the connecting blocks 2 and the bottom blocks 7 can be disassembled or installed, and it is also convenient to quickly replace the clamping plates 72, thereby improving the convenience of use of the device and facilitating clamping of different objects.
[0021] Reference Figure 1-Figure 3 In a preferred embodiment, the sliding mechanism includes a fixed block 31, and four slideways 13 are horizontally fixedly connected to the top of the fixture table 1. The four slideways 13 are respectively arranged on both sides of the surface of the two transverse grooves 11. Two rollers 34 are rotatably connected on both sides of the surface of the two first sliders 3. Multiple rollers 34 roll respectively inside the four slideways 13. There are two fixed blocks 31, and the two fixed blocks 31 are respectively fixedly connected to the bottom of the two first sliders 3. The fixture table 1 is horizontally rotatably connected with a first screw rod 4. The two ends of one end of the first screw rod 4 are respectively rotatably connected to the opposite ends inside the fixture table 1. The first screw rod 4 is sleeved inside the two fixed blocks 31. The two fixed blocks 31 are both matched with the first screw rod 4. A motor 41 is installed at one end of the surface of the fixture table 1. The output shaft of the motor 41 is fixedly connected to one end of the first screw rod 4, which is used to limit the two fixed blocks 31 and the first slider 3 from approaching or moving away from each other.
[0022] Reference Figure 3 In a preferred embodiment, the mounting mechanism includes a first limiting column 33, which is fixedly connected to one end of the top of the first slider 3, and a connecting hole 32 is provided at the other end of the top of the first slider 3. A hole is provided at the bottom of the connecting block 2, and the first limiting column 33 is sleeved in the hole at the bottom of the connecting block 2. A screw 21 is installed on the surface of the connecting block 2, and the bottom of the screw 21 cooperates with the connecting hole 32 to fix the connecting block 2 on the top of the first slider 3.
[0023] Reference Figure 3 and Figure 4In a preferred embodiment, the lifting mechanism includes a second slider 53, and the two ends of one side of the surface of the support frame 23 are respectively fixedly connected with card grooves 26, and the two ends of the connecting plate 5 slide in the two card grooves 26 respectively. The top of the support frame 23 is horizontally fixedly connected with a top plate 24, and two vertical grooves 25 are vertically opened on the surface of the support frame 23. There are connecting columns sliding vertically inside the two vertical grooves 25. The connecting plate 5 is fixedly connected to the surfaces of the two connecting columns, and the second slider 53 is fixedly connected to the other side of the surfaces of the two connecting columns. The surface of the support frame 23 is rotatably connected with a second screw rod 6, the second screw rod 6 is vertically arranged, the second screw rod 6 is inserted into the top plate 24, and the second screw rod 6 is sleeved in the second slider 53. The second slider 53 cooperates with the second screw rod 6, and a knob 61 is installed on the top of the second screw rod 6 for sliding the connecting plate 5 and the slide plate 51 up and down.
[0024] Reference Figure 4 In a preferred embodiment, a slide plate 51 is horizontally fixedly connected to the surface of the connecting plate 5, and two second limiting columns 52 are fixedly connected to the slide plate 51. A bottom block 7 is placed on the top of the slide plate 51, and two matching holes are vertically opened on the surface of the bottom block 7. The two second limiting columns 52 are respectively arranged inside the two matching holes. A fixing column 71 is fixedly connected to the surface of the bottom block 7, and a clamping plate 72 is fixedly connected to one end of the fixing column 71, which is used to quickly install the bottom block 7 and the clamping plate 72 on the slide plate 51.
[0025] From the above description, it can be seen that the above-mentioned embodiment of the utility model achieves the following technical effects: in actual use, through the setting of the device, the connecting block 2 and the bottom block 7 can be disassembled or installed, and it is also convenient to quickly replace the clamping plate 72, thereby improving the convenience of use of the device and facilitating the clamping of different objects. When in use, the 4 connecting blocks 2 can be driven to drive the first screw rod 4 to rotate. With the cooperation of the two fixed blocks 31, the two first sliders 3 can be brought close to each other, and the two connecting blocks 2 and the bottom block 7 can be driven to approach each other at the same time. The object can be clamped by the two clamping plates 72. During the process, the clamping plates 72 can be replaced according to the object to be clamped. When replacing the clamping plates 72, the clamping plates 72 can be taken out together with the bottom block 7, and then put into a suitable clamp for use. During use, the second slider 53 can be driven to slide up and down by rotating the knob 61, and the connecting plate 5 and the slide plate 51 can be driven to slide upward, so that the height of the bottom block 7 and the clamping plate 72 can be adjusted, so that the use effect of the device can be better.
[0026] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.
[0027] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.
[0028] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.
[0029] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A mechanical processing fixture that is easy to replace, comprising a fixture table (1), characterized in that: The top of the clamping table (1) is horizontally provided with two transverse grooves (11), and a placing table (12) is installed on the top of the clamping table (1). The placing table (12) is arranged between the two transverse grooves (11). First sliders (3) are horizontally slidable inside the two transverse grooves (11). A sliding mechanism for sliding the two first sliders (3) is arranged inside the clamping table (1). A connecting block (2) is arranged on the top of the two first sliders (3). A mounting mechanism for mounting the connecting block (2) is arranged on the top of the two first sliders (3). The tops of the two connecting blocks (2) are fixedly connected with support frames (23). Connecting plates (5) are vertically slidable on opposite sides of the two supporting frames (23). A lifting mechanism for lifting the connecting plate (5) is arranged on the top of the two connecting blocks (2).
2. The easily replaceable machining fixture according to claim 1, characterized in that: The sliding mechanism comprises a fixed block (31), and four slideways (13) are horizontally fixedly connected to the top of the fixture table (1), and the four slideways (13) are respectively arranged on both sides of the surface of the two transverse grooves (11). Two rollers (34) are rotatably connected on both sides of the surface of the two first sliding blocks (3), and the plurality of rollers (34) roll inside the four slideways (13) respectively. Two fixed blocks (31) are provided, and the two fixed blocks (31) are respectively fixedly connected to the bottom of the two first sliding blocks (3).
3. The easily replaceable machining fixture according to claim 2, characterized in that: A first screw rod (4) is horizontally rotatably connected inside the clamp table (1), and two ends of one end of the first screw rod (4) are rotatably connected to opposite ends inside the clamp table (1). The first screw rod (4) is sleeved inside two fixed blocks (31), and both of the two fixed blocks (31) are matched with the first screw rod (4). A motor (41) is installed on one end of the surface of the clamp table (1), and the output shaft of the motor (41) is fixedly connected to one end of the first screw rod (4).
4. The easily replaceable machining fixture according to claim 1, characterized in that: The mounting mechanism comprises a first limiting column (33), the first limiting column (33) is fixedly connected to one end of the top of the first sliding block (3), the other end of the top of the first sliding block (3) is provided with a connecting hole (32), the bottom of the connecting block (2) is provided with a hole, the first limiting column (33) is sleeved in the hole at the bottom of the connecting block (2), a screw (21) is installed on the surface of the connecting block (2), and the bottom of the screw (21) matches the connecting hole (32).
5. The easily replaceable machining fixture according to claim 1, characterized in that: The lifting mechanism comprises a second slider (53), two ends of one side of the surface of the support frame (23) are respectively fixedly connected with a card slot (26), two ends of the connecting plate (5) slide in the two card slots (26), the top of the support frame (23) is horizontally fixedly connected with a top plate (24), the surface of the support frame (23) is vertically provided with two vertical grooves (25), the two vertical grooves (25) are each vertically slid with a connecting column, the connecting plate (5) is fixedly connected to the surface of the two connecting columns, and the second slider (53) is fixedly connected to the other side of the surface of the two connecting columns.
6. The easily replaceable machining fixture according to claim 5, characterized in that: The surface of the support frame (23) is rotatably connected to a second screw rod (6), the second screw rod (6) is vertically arranged, the second screw rod (6) is inserted into the interior of the top plate (24), the second screw rod (6) is sleeved inside the second sliding block (53), the second sliding block (53) cooperates with the second screw rod (6), and a knob (61) is installed at the top end of the second screw rod (6).
7. The easily replaceable machining fixture according to claim 6, characterized in that: A slide plate (51) is fixedly connected to the surface of the connecting plate (5) horizontally, and two second limiting columns (52) are fixedly connected to the slide plate (51). A bottom block (7) is placed on the top of the slide plate (51), and two matching holes are vertically provided on the surface of the bottom block (7). The two second limiting columns (52) are respectively arranged inside the two matching holes. A fixing column (71) is fixedly connected to the surface of the bottom block (7), and one end of the fixing column (71) is fixedly connected to a clamping plate (72).