Dragging and pressing frame for numerical control grinding machine

Abstract

The dragging and pressing frame comprises a base, the top end of the base is fixedly connected with an installation frame, and an air cylinder is fixedly installed at the top end of the installation frame. Fixing mechanisms are arranged at the output end of the air cylinder and the top end of the base and comprise fixing plates, one fixing plate is fixedly connected to the top end of the base, and the output end of the air cylinder is in transmission connection with the other fixing plate; grooves used for fixing the pressing plate are formed between the multiple fixing plates. Positioning grooves are formed in the two sides of the fixing plate, and the positioning assembly is located in the positioning grooves; the limiting assemblies are arranged on the two sides of the fixing plate. By means of the arrangement mode that the fixing plate, the pressing plate, the positioning assembly and the limiting assembly are matched, a user can conveniently and rapidly assemble and disassemble the pressing plate through the design, and the proper pressing plate can be conveniently and rapidly replaced according to the size of an object to be machined in the machining process.

Description

Technical Field

[0001] The utility model relates to the technical field related to a drag and pressure frame, in particular to a drag and pressure frame used for a numerically controlled grinding machine. Background Art

[0002] CNC grinders usually use a grinder drag and pressure frame to fix the processed parts during processing.

[0003] Prior art CN213765391U is a dragging and pressing frame for a CNC grinder, which controls the movement of the extrusion part to press or loosen the object to be processed, thereby increasing the degree of freedom control of the object to be processed, thereby improving the processing accuracy of the CNC grinder;

[0004] When the above mechanism is in use, it is necessary to tighten or loosen the object to be processed by moving the extrusion part. When workpieces of different sizes need to be processed, the extrusion part needs to be replaced frequently. However, the equipment is difficult to disassemble and the extrusion part is inconvenient to replace. It cannot adapt to all sizes of objects to be processed, and its practicality is low. Utility Model Content

[0005] The utility model aims to provide a drag-and-press frame for a numerically controlled grinding machine to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a drag and pressure frame for a CNC grinder, comprising a base, a top end of which is fixedly connected to a mounting frame, and a cylinder is fixedly mounted on the top end of the mounting frame;

[0007] The output end of the cylinder and the top of the base are both provided with a fixing mechanism, and the fixing mechanism comprises:

[0008] A fixed plate, one of which is fixedly connected to the top of the base, and the output end of the cylinder is drivingly connected to the other fixed plate;

[0009] A pressing plate, wherein grooves for fixing the pressing plates are provided between the plurality of fixing plates, and the pressing plates can clamp the object to be processed when the fixing plates are driven downward by the cylinder;

[0010] Positioning assembly, both sides of the fixing plate are provided with positioning grooves, the positioning assembly is located inside the positioning grooves, and the positioning assembly is used to install the pressing plate;

[0011] The limiting components are arranged on both sides of the fixing plate, and the limiting components can fix the positioning components at different positions.

[0012] Preferably, the positioning component comprises:

[0013] A positioning rod, the positioning rod is slidably connected with the inner cavity of the positioning groove, and positioning holes are provided on both sides of the pressure plate, and the positioning rod is slidably connected with the inner cavity of the positioning hole;

[0014] A slider, the slider is fixedly connected to the top of the positioning rod, a sliding groove is provided at the top of the inner wall of the positioning groove, and the slider is slidably connected with the inner cavity of the sliding groove;

[0015] A first compression spring is located inside the sliding slot.

[0016] Preferably, one end of the first compression spring is fixedly connected to the slider, and the other end of the first compression spring is fixedly connected to the inner wall of the slide groove.

[0017] Preferably, the limiting component comprises:

[0018] A plurality of fixing blocks are fixedly connected to two sides of the fixing plate;

[0019] A limiting rod, wherein the limiting rod is slidably interlaced with the fixing block, a plurality of limiting holes are provided on the top of the positioning rod, and the limiting rod is slidably interlaced with the inner cavity of the limiting hole;

[0020] An extrusion plate, the extrusion plate is fixedly interlaced with the limiting rod;

[0021] A second compression spring is sleeved on the outside of the limiting rod.

[0022] Preferably, one end of the second compression spring is fixedly connected to the extrusion plate, and the other end of the second compression spring is fixedly connected to the fixing block.

[0023] Preferably, a plurality of sliding rods are fixedly connected to the top end of the other fixed plate, and the plurality of sliding rods are all slidably and interlacedly connected to the mounting frame.

[0024] Preferably, a plurality of pressing plates are provided with pressing grooves on opposite sides thereof, and a rubber pad is fixedly connected to the inner cavity of the pressing groove.

[0025] Technical effects and advantages of the utility model:

[0026] The utility model utilizes a setting method in which a fixed plate, a pressure plate, a positioning assembly and a limiting assembly are coordinated. The pressure plate is placed inside a groove opened in the fixed plate, and the positioning rod positions the pressure plate through the elastic force of the first compression spring, and the positioning rod is limited by the limiting assembly, so that the positioning rod fixes the pressure plate inside the groove. This design is convenient for users to quickly install and disassemble the pressure plate, and convenient for quickly replacing the appropriate pressure plate according to the size of the object to be processed during the processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0028] Figure 2 It is a schematic diagram of the internal structure of the front side of the utility model.

[0029] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0030] In the figure: 1. base; 2. mounting frame; 3. cylinder; 4. fixing mechanism; 41. fixing plate; 42. pressure plate; 43. positioning assembly; 431. positioning rod; 432. sliding block; 433. first compression spring; 44. limiting assembly; 441. fixing block; 442. limiting rod; 443. extrusion block; 444. second compression spring; 5. sliding rod; 6. rubber pad. DETAILED DESCRIPTION

[0031] 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.

[0032] The utility model provides Figure 1-3 The dragging and pressing frame for a numerically controlled grinding machine shown in the figure comprises a base 1, the top of which is fixedly connected to a mounting frame 2, the top of which is fixedly mounted to a cylinder 3, and the cylinder 3 is connected to an external driving source through an external switch;

[0033] Furthermore, a fixing mechanism 4 is provided at the output end of the cylinder 3 and the top of the base 1, and the fixing mechanism 4 includes: a fixing plate 41, a pressure plate 42, a positioning assembly 43 and a limiting assembly 44, wherein one of the fixing plates 41 is fixedly connected to the top of the base 1, and the output end of the cylinder 3 is transmission-connected to another fixing plate 41; grooves for fixing the pressure plates 42 are provided between the plurality of fixing plates 41, a part of the pressure plate 42 is T-shaped, and the T-shaped part can be stuck inside the groove, and the other part is square in cross-section, and a pressure groove is provided on the square part, and the pressure plate 42 can clamp the object to be processed when the cylinder 3 drives the fixing plate 41 to move downward; positioning grooves are provided on both sides of the fixing plate 41, and the positioning assembly 43 is located inside the positioning groove, and the positioning assembly 43 is used to install the pressing plate 42; the limiting assembly 44 is provided on both sides of the fixing plate 41, and the limiting assembly 44 can fix the positioning assembly 43 at different positions.

[0034] Furthermore, the positioning assembly 43 includes a positioning rod 431, a slider 432 and a first compression spring 433. The positioning rod 431 is slidably and interlacedly connected with the inner cavity of the positioning groove. Positioning holes are provided on both sides of the pressure plate 42. The positioning rod 431 is slidably and interlacedly connected with the inner cavity of the positioning hole. The cross-section of the positioning rod 431 is T-shaped; the slider 432 is fixedly connected to the top of the positioning rod 431, and a sliding groove is provided at the top of the inner wall of the positioning groove. The slider 432 is slidably and interlacedly connected with the inner cavity of the sliding groove. The slider 432 plays a limiting role on the positioning rod 431, so that the positioning rod 431 can only be moved back and forth in the horizontal direction along the sliding groove; the first compression spring 433 is located inside the sliding groove. One end of the first compression spring 433 is fixedly connected to the slider 432, and the other end of the first compression spring 433 is fixedly connected to the inner wall of the slide groove. The first compression spring 433 is always in a compressed state, so that a stable elastic force can be always provided to the positioning rod 431 through the slider 432, so that the positioning rod 431 can always extend into the interior of the groove and insert and fix the pressure plate 42.

[0035] Furthermore, the limiting assembly 44 includes: a fixed block 441, a limiting rod 442, an extrusion block 443 and a second compression spring 444, and the multiple fixed blocks 441 are fixedly connected to both sides of the fixed plate 41; the limiting rod 442 is slidably and interlacedly connected with the fixed block 441, and the top of the positioning rod 431 is provided with multiple limiting holes, and the limiting rod 442 is slidably and interlacedly connected with the inner cavity of the limiting hole; the extrusion block 443 is fixedly and interlacedly connected with the limiting rod 442; the second compression spring 444 is sleeved on the outside of the limiting rod 442. One end of the second compression spring 444 is fixedly connected to the extrusion block 443, and the other end of the second compression spring 444 is fixedly connected to the fixing block 441. The second compression spring 444 is always in a compressed state, so that a stable elastic force can be provided to the limiting rod 442 through the extrusion block 443, so that the limiting rod 442 can be stably inserted into the limiting hole. When the limiting rod 442 and the limiting hole on the rod body of the positioning rod 431 are inserted, the inserted positioning rod 431 is received inside the positioning groove, and the pressure plate 42 can be placed inside the groove. When the limiting rod 442 and the limiting hole at the handle position of the positioning rod 431 are inserted, the positioning rod 431 extends into the inside of the groove and stably and fixedly installs the pressure plate 42 inside the groove.

[0036] Furthermore, a plurality of slide bars 5 are fixedly connected to the top end of another fixed plate 41, and the plurality of slide bars 5 are all slidably and interlacedly connected with the mounting frame 2. The slide bars 5 serve to limit the movement of the fixed plate 41, so that the two pressure plates 42 can be stably connected and clamp the object to be processed.

[0037] Furthermore, a plurality of pressure plates 42 are provided with pressure grooves on opposite sides, and the inner cavity of the pressure groove is fixedly connected to a rubber pad 6. The rubber pad 6 increases the friction between the pressure plate 42 and the object to be processed, making the clamping more stable. At the same time, it also plays a protective role for the object to be processed, preventing the pressure plate 42 from clamping the outer wall of the object to be processed.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A drag and press frame for a CNC grinding machine, comprising: A base (1) having a mounting frame (2) fixedly connected to its top end, and a cylinder (3) fixedly mounted to the top end of the mounting frame (2); The invention is characterized in that: a fixing mechanism (4) is provided at the output end of the cylinder (3) and the top end of the base (1), and the fixing mechanism (4) comprises: A fixed plate (41), wherein one of the fixed plates (41) is fixedly connected to the top of the base (1), and the output end of the cylinder (3) is drivingly connected to the other fixed plate (41); A pressing plate (42), wherein grooves for fixing the pressing plates (42) are provided between the plurality of fixing plates (41), and the pressing plates (42) can clamp the object to be processed when the cylinder (3) drives the fixing plates (41) to move downward; A positioning assembly (43), wherein positioning grooves are provided on both sides of the fixing plate (41), the positioning assembly (43) is located inside the positioning grooves, and the positioning assembly (43) is used to install the pressing plate (42); A limiting assembly (44), wherein the limiting assembly (44) is arranged on both sides of the fixing plate (41), and the limiting assembly (44) can fix the positioning assembly (43) at different positions.

2. A drag and press frame for a CNC grinding machine according to claim 1, characterized in that: The positioning component (43) comprises: A positioning rod (431), the positioning rod (431) is slidably connected with the inner cavity of the positioning groove, and positioning holes are provided on both sides of the pressure plate (42), and the positioning rod (431) is slidably connected with the inner cavity of the positioning hole; A slider (432), the slider (432) is fixedly connected to the top end of the positioning rod (431), a sliding groove is provided at the top end of the inner wall of the positioning groove, and the slider (432) is slidably connected with the inner cavity of the sliding groove; A first compression spring (433), wherein the first compression spring (433) is located inside the sliding groove.

3. A drag and press frame for a CNC grinding machine according to claim 2, characterized in that: One end of the first compression spring (433) is fixedly connected to the slider (432), and the other end of the first compression spring (433) is fixedly connected to the inner wall of the slide groove.

4. The drag and press frame for a CNC grinding machine according to claim 2, characterized in that: The limiting component (44) comprises: A fixing block (441), wherein a plurality of the fixing blocks (441) are fixedly connected to two sides of the fixing plate (41); A limiting rod (442), the limiting rod (442) is slidably connected with the fixing block (441), a plurality of limiting holes are formed at the top end of the positioning rod (431), and the limiting rod (442) is slidably connected with the inner cavity of the limiting hole; An extrusion block (443), wherein the extrusion block (443) is fixedly interpenetratingly connected with the limiting rod (442); A second compression spring (444), wherein the second compression spring (444) is sleeved on the outside of the limiting rod (442).

5. The drag and press frame for a CNC grinding machine according to claim 4, characterized in that: One end of the second compression spring (444) is fixedly connected to the extrusion block (443), and the other end of the second compression spring (444) is fixedly connected to the fixing block (441).

6. The drag and press frame for a CNC grinding machine according to claim 1, characterized in that: A plurality of sliding rods (5) are fixedly connected to the top end of the other fixed plate (41), and the plurality of sliding rods (5) are all slidably and interlacedly connected to the mounting frame (2).

7. The drag and press frame for a CNC grinding machine according to claim 1, characterized in that: A plurality of pressing plates (42) are provided with pressing grooves on opposite sides thereof, and a rubber pad (6) is fixedly connected to the inner cavity of the pressing groove.

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