Cylinder clamping mechanism

Abstract

The utility model discloses a cylinder clamping mechanism which comprises an installation base, a guide rail is fixedly installed in the middle of the upper end face of the installation base, two swing connecting plates are installed on the two sides of the guide rail respectively, two connecting shafts are installed between the middles of the four swing connecting plates, a transmission plate is installed at the bottom ends of the four swing connecting plates, and the transmission plate is connected with the guide rail. Two connecting sliding blocks are installed at the upper ends of the four swing connecting plates, connecting pins are installed between the four swing connecting plates and the transmission plate and between the four swing connecting plates and the two connecting sliding blocks, and clamping blocks are slidably connected to the two ends of the upper end faces of the connecting sliding blocks. A workbench is installed between the two connecting sliding blocks and comprises a supporting frame, a receding groove is formed in the upper end face of the supporting frame, and a containing plate is installed on the inner side of the receding groove. According to the utility model, the template is elastically supported, so that the template can be effectively clamped, and meanwhile, the collision of a tool bit in the drilling process is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of clamp, specifically is a cylinder clamping mechanism. BACKGROUND

[0002] The main role of the clamp is to fix and position the workpiece, to ensure that it maintains the correct position during processing. Through the clamp, the workpiece can be quickly, conveniently and safely installed on the machine tool, so as to ensure the accuracy and efficiency of processing. For example, during drilling or milling, the clamp can ensure that the workpiece does not move, so that the drilling or milling operation can be accurately performed, and the use of the clamp can significantly reduce the operation time and improve the production efficiency. Through the clamp, the workpiece can be quickly and accurately positioned and fixed on the machine tool, reducing the time of repeated measurement and adjustment.

[0003] The existing clamp is used for clamping the template to be processed, and the collision between the drill bit and the clamp is easy to occur during the drilling operation of the template, causing damage to the drill bit. Therefore, it does not meet the existing requirements, and for this purpose, a cylinder clamping mechanism is proposed. SUMMARY

[0004] The utility model discloses a kind of cylinder clamping mechanisms, to solve the problem that the collision between drill bit and clamp is easy to occur during the drilling operation of template when existing clamp is used for clamping the template to be processed, causing damage to drill bit.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of cylinder clamping mechanism, including mounting seat, the middle part of the upper end surface of the mounting seat is fixedly installed with guide rail, the both sides of the guide rail are installed with two swing connecting plates, two connecting shafts are installed between the middle part of four swing connecting plates, one transmission plate is installed at the bottom end of four swing connecting plates, two connecting sliding blocks are installed at the upper end of four swing connecting plates, connecting column pin is installed between four swing connecting plates and transmission plate and two connecting sliding blocks, the upper end surface of the connecting sliding block is slidably connected with clamping block at both ends.

[0006] One workbench is installed between two connecting sliding blocks, and the workbench includes support frame, the upper end surface of the support frame is provided with retreat slot, the inner side of the retreat slot is installed with placing plate, the both ends of the lower end surface of the placing plate are fixedly installed with connecting sleeve, the outer side of the connecting sleeve is provided with support spring, the inner side of the bottom end of the connecting sleeve is slidably connected with limit guide column.

[0007] Preferably, the both ends of the support frame are fixedly connected with the mounting seat, the support frame is slidably connected with the placing plate, the bottom end of the limit guide column penetrates through the connecting sleeve and is connected with the support frame by screw thread, and the both ends of the support frame are slidably connected with the two connecting sleeves by support spring.

[0008] Preferably, the bottom end of the mounting seat is fixedly provided with a supporting base, the middle portion of the supporting base is fixedly provided with a pneumatic cylinder, the output end of the pneumatic cylinder penetrates through the bottom end of the mounting seat and is fixedly connected with the middle portion of the transmission plate, and the transmission plate linearly reciprocatingly slides along the axis of the pneumatic cylinder.

[0009] Preferably, the upper and lower ends of the swing connecting plate are provided with waist-shaped holes, the four connecting column pins penetrate through the waist-shaped holes and are threadedly connected with the two ends of the transmission plate and the two connecting sliding blocks, the four swing connecting plates are movably connected with the transmission plate and the two connecting sliding blocks through the connecting column pins, and the middle portions of the four swing connecting plates are rotatably connected with the two ends of the guide rail through the two connecting shafts.

[0010] Preferably, the lower end face of the connecting sliding block is provided with a sliding groove, the upper end of the guide rail is inserted into the inner side of the sliding groove, the two connecting sliding blocks slide in the same direction or opposite directions along the axis of the guide rail, the connecting sliding block is fixedly connected with the clamping block through a screw, and the two clamping blocks are symmetrically arranged relative to the workbench.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、The utility model discloses a pneumatic cylinder drives the vertical movement of the transmission plate, and then the transmission plate drives the swing of the four swing connecting plates relative to the connecting shaft through the connecting column pin, and then the swing connecting plate drives the opposite movement of the two connecting sliding blocks on the upper portion of the guide rail through the connecting column pin, so that the two connecting sliding blocks drive the quick clamping of the two clamping blocks to the template under the guidance of the guide rail, and the placement plate elastically supports the template through the two supporting springs, so that the placement plate can assist in positioning the template.

[0013] 2、The utility model discloses when the drill bit and the grinding bit pass through the template, the upper end face of the placement plate is in contact with the template, the placement plate drives the retreat and slide of the connecting sleeve in the inner side of the retreat groove and compresses the supporting spring, and then the template is effectively machined to have a through hole, the collision between the drill bit and the placement plate is avoided, the use safety of the drill bit is improved, the bottom end of the limiting guide column penetrates through the connecting sleeve and is threadedly connected with the supporting frame, the placement plate can be automatically reset through the supporting spring and is limited through the limiting guide column, and the separation of the placement plate and the supporting frame is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structural schematic view of the utility model;

[0015] Figure 2 It is the overall front view of the utility model;

[0016] Figure 3 It is the overall cross section structural schematic view of the utility model.

[0017] In the figure: 1, support base; 2, air cylinder; 3, mounting seat; 4, guide rail; 5, connecting sliding block; 6, clamping block; 7, swing connecting plate; 8, workbench; 9, transmission plate; 10, connecting shaft; 11, connecting column pin; 12, support frame; 13, placing plate; 14, retreat groove; 15, connecting sleeve; 16, supporting spring; 17, limiting guide column. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0019] The air cylinder 2 (model number: CG3LN25-100) mentioned in the utility model can be obtained by market purchase or private customization.

[0020] Please refer to Figure 1 and Figure 2 An embodiment provided by the utility model: a cylinder clamping mechanism, including mounting seat 3, the middle part of the upper end face of mounting seat 3 is fixedly installed with guide rail 4, both sides of guide rail 4 are both installed with two swing connecting plates 7, the bottom end of four swing connecting plates 7 is installed with one transmission plate 9, the bottom end of mounting seat 3 is fixedly installed with support base 1, the middle part of support base 1 is fixedly installed with air cylinder 2, the output end of air cylinder 2 penetrates the bottom end of mounting seat 3 and is fixedly connected with the middle part of transmission plate 9, transmission plate 9 linear reciprocatingly slides along the axis of air cylinder 2, the middle part between four swing connecting plates 7 is installed with two connecting shafts 10, the middle part of four swing connecting plates 7 is rotatably connected with both ends of guide rail 4 through two connecting shafts 10, so that air cylinder 2 drives transmission plate 9 to move vertically under the support of support base 1, and then transmission plate 9 drives four swing connecting plates 7 to swing relative to connecting shaft 10 through connecting column pin 11;

[0021] Both ends of the upper end face of connecting sliding block 5 are both slidably connected with clamping block 6, both ends of swing connecting plate 7 are both provided with a waist-shaped hole, four connecting column pins 11 all penetrate the waist-shaped hole and are connected with both ends of transmission plate 9 and two connecting sliding blocks 5 through threads, four swing connecting plates 7 and transmission plate 9 and two connecting sliding blocks 5 are all movably connected through connecting column pin 11, swing connecting plate 7 drives two connecting sliding blocks 5 to move towards each other on the upper part of guide rail 4 through connecting column pin 11.

[0022] Please refer to Figure 1The upper end of the four swing connecting plates 7 is provided with two connecting sliding blocks 5, and a workbench 8 is arranged between the two connecting sliding blocks 5. The lower end surface of the connecting sliding block 5 is provided with a sliding groove, the upper end of the guide rail 4 is inserted into the inner side of the sliding groove, and the two connecting sliding blocks 5 slide in the same direction or opposite directions along the axis of the guide rail 4. The connecting sliding block 5 is fixedly connected with the clamping block 6 through a screw, and the two clamping blocks 6 are symmetrically arranged relative to the workbench 8, so as to facilitate the quick clamping of the two clamping blocks 6 on the template under the guidance of the guide rail 4.

[0023] Please refer to Figure 2 and Figure 3 The workbench 8 comprises a support frame 12, the two ends of the support frame 12 are fixedly connected with the mounting seat 3, the upper end surface of the support frame 12 is provided with a retreat groove 14, the inner side of the retreat groove 14 is provided with a placing plate 13, the support frame 12 is slidably connected with the placing plate 13, the lower end surface of the placing plate 13 is fixedly provided with a connecting sleeve 15 at both ends, the outer side of the connecting sleeve 15 is provided with a supporting spring 16, the two ends of the support frame 12 are slidably connected with the two connecting sleeves 15 through the supporting spring 16, the inner side of the bottom end of the connecting sleeve 15 is slidably connected with a limiting guide column 17, the bottom end of the limiting guide column 17 penetrates through the connecting sleeve 15 and is threadedly connected with the support frame 12, the placing plate 13 drives the connecting sleeve 15 to retreat and slide downward in the inner side of the retreat groove 14 and compresses the supporting spring 16, thereby effectively meeting the machining of the through hole of the template and avoiding the collision between the tool head and the placing plate 13 to improve the use safety of the tool head.

[0024] In use, when the template is clamped, the template is placed on the upper end surface of the workbench 8, the power is turned on, and the cylinder 2 is started to drive the transmission plate 9 to move vertically under the support of the support base 1, and then the transmission plate 9 drives the four swing connecting plates 7 to swing relative to the connecting shaft 10 through the connecting column pin 11, and then the swing connecting plate 7 drives the two connecting sliding blocks 5 to move towards each other at the upper part of the guide rail 4 through the connecting column pin 11, so as to facilitate the quick clamping of the two clamping blocks 6 on the template under the guidance of the guide rail 4.

[0025] The placing plate 13 elastically supports the template through two supporting springs 16, so that the placing plate 13 can assist in positioning the template; when drilling and polishing the template, the connecting sleeve 15 and the supporting frame 12 are connected through the supporting spring 16, so that the drill bit or the polishing bit contacts the upper end surface of the placing plate 13 when penetrating the template; the placing plate 13 drives the connecting sleeve 15 to retreat and slide downwards in the inner side of the retreat groove 14 and compresses the supporting spring 16, thereby effectively machining the through hole of the template and avoiding collision between the drill bit and the placing plate 13 to improve the use safety of the drill bit; the bottom end of the limiting guide column 17 penetrates the connecting sleeve 15 and is threadedly connected with the supporting frame 12, so that the placing plate 13 can be automatically reset through the supporting spring 16 and be limited through the limiting guide column 17, thereby avoiding disengagement between the placing plate 13 and the supporting frame 12.

[0026] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of the equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

Claims

1. A cylinder clamping mechanism comprising a mounting base (3), characterised in that: The middle part of the upper end face of the mounting base (3) is fixedly installed with a guide rail (4), both sides of the guide rail (4) are installed with two swing connecting plates (7), the middle part between the four swing connecting plates (7) is installed with two connecting shafts (10), the bottom end of the four swing connecting plates (7) is installed with a transmission plate (9), the upper end of the four swing connecting plates (7) is installed with two connecting sliding blocks (5), the swing connecting plates (7) are installed with connecting column pins (11) between the transmission plate (9) and the two connecting sliding blocks (5), and the upper end face of the connecting sliding block (5) is slidably connected with clamping blocks (6). A workbench (8) is installed between the two connecting sliding blocks (5), the workbench (8) comprises a support frame (12), the upper end face of the support frame (12) is provided with a retreat groove (14), the inner side of the retreat groove (14) is installed with a placing plate (13), the lower end face of the placing plate (13) is fixedly installed with connecting sleeves (15) at both ends, the outer side of the connecting sleeve (15) is provided with a supporting spring (16), and the inner side of the bottom end of the connecting sleeve (15) is slidably connected with a limiting guide column (17).

2. A cylinder clamping mechanism according to claim 1, characterized in that: Both ends of the support frame (12) are fixedly connected with the mounting base (3), the support frame (12) is slidably connected with the placing plate (13), the bottom end of the limiting guide column (17) penetrates through the connecting sleeve (15) and is threadedly connected with the support frame (12), and both ends of the support frame (12) are slidably connected with the two connecting sleeves (15) through the supporting spring (16).

3. A cylinder clamping mechanism according to claim 2, characterised in that: The bottom end of the mounting base (3) is fixedly installed with a supporting base (1), the middle part of the supporting base (1) is fixedly installed with an air cylinder (2), the output end of the air cylinder (2) penetrates through the bottom end of the mounting base (3) and is fixedly connected with the middle part of the transmission plate (9), and the transmission plate (9) linearly reciprocatingly slides along the axis of the air cylinder (2).

4. A cylinder clamping mechanism according to claim 3, characterised in that: Both ends of the swing connecting plate (7) are provided with a waist-shaped hole, the four connecting column pins (11) penetrate through the waist-shaped hole and are threadedly connected with both ends of the transmission plate (9) and the two connecting sliding blocks (5), the four swing connecting plates (7) are movably connected with the transmission plate (9) and the two connecting sliding blocks (5) through the connecting column pins (11), and the middle part of the four swing connecting plates (7) is rotatably connected with both ends of the guide rail (4) through the two connecting shafts (10).

5. A cylinder clamping mechanism according to claim 4, characterised in that: The lower end face of the connecting sliding block (5) is provided with a sliding groove, the upper end of the guide rail (4) is inserted into the inner side of the sliding groove, the two connecting sliding blocks (5) slide in the opposite directions along the axis of the guide rail (4), the connecting sliding block (5) is fixedly connected with the clamping block (6) through a screw, and the two clamping blocks (6) are symmetrically installed relative to the workbench (8).

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