CN219582642U - Clamping mechanism for machining precision mechanical parts - Google Patents

Abstract

The application discloses a clamping mechanism for processing precision mechanical parts, which includes a base plate, side bars are fixedly installed on both sides of the top of the base plate, and a No. 1 electric telescopic rod is fixedly installed under the opposite surface of the side bar, and The bottom of the No. 1 electric telescopic rod is fixedly connected to the base plate. The extension end of the No. 1 electric telescopic rod is fixedly equipped with a transverse clamp. The vertical clamp is fixedly installed on the extension end, and the No. 5 electric telescopic rod is fixedly installed on the top of the inner wall of the vertical clamp. When the No. 5 electric telescopic rod shrinks, it drives the No. 3 slider to slide upward on the inner wall of the vertical clamp , so that the hemispherical outer limit block on the vertical chuck hinged at the bottom of No. Vertically stable.

Description

A clamping mechanism for machining precision mechanical parts

technical field

The application belongs to the field of clamping technology, in particular to a clamping mechanism for processing precision mechanical parts.

Background technique

Clamping mechanism is a commonly used equipment in equipment processing and manufacturing. It is mainly used to fix the position of processing parts and maintain the stability of processed objects during deep processing. It is widely used in the industrial era.

For example, Patent No. CN210938252U discloses a clamping device for processing precision mechanical parts, including a base, a storage table is installed in the middle of the upper side of the base, and electric push rods are installed at both ends of the upper side of the base. The side transmission is connected with a lifting rod, and a first cylinder is vertically installed on the upper side of the lifting rod, a rotating motor is installed at one end of the first cylinder, a clamping piece is installed at one end of the rotating motor, and a The PLC control cabinet, and the control ends of the rotating motor and the lifting rod are electrically connected with the PLC control cabinet. The clamping device for precision mechanical parts processing of the utility model can clamp and fix the two ends of the mechanical parts, and is equipped with The advanced electric push rod can raise and lower the fixed mechanical parts to different processing heights, and the different processing angles of the mechanical parts can be adjusted through the provided rotating motor, which is convenient for better processing.

In the process of implementing this application, it was found that this technology has the following problems. When the patent uses the cylinder as the power to clamp the mechanical parts, it can only achieve the horizontal and horizontal clamping of the processed object, and lacks the vertical clamping design. In addition, the clamping The device can also be further optimized.

Utility model content

The purpose of this application is: in order to solve the above-mentioned proposed patent, when the cylinder is used as the power to clamp the mechanical parts, it can only achieve the horizontal and horizontal clamping of the processed object, lacking the vertical clamping design, and the clamping device can be designed in addition. To solve the problem of further optimization, a clamping mechanism for processing precision mechanical parts is provided.

The technical solution adopted in this application is as follows: a clamping mechanism for processing precision mechanical parts, including a bottom plate, side bars are fixedly installed on both sides of the top of the bottom plate, and a No. 1 electric motor is fixedly installed under the opposite surface of the side bar. The telescopic rod, and the bottom of the No. 1 electric telescopic rod is fixedly connected with the base plate, and the extension end of the No. 1 electric telescopic rod is fixedly installed with a transverse clamp, and the interior of the transverse clamp is provided with a groove, and the top of the groove is A No. 2 electric telescopic rod is fixedly installed, and a fixed rod is fixedly installed on the right side of the groove of the transverse clamp. The outer wall of the fixed rod is sleeved with a horizontal chuck, and the bottom of the horizontal chuck is fixed A rubber pad, an insert is fixedly installed under the opposite surface of the transverse clamp, a chute is opened on the top of the bottom plate, and a No. 1 slider is slidably installed in the groove, and the top of the No. Fixedly connected, the top middle part of the bottom plate is fixedly installed with a placing table, the top of the opposite surface of the side bar is fixedly installed with a push rod, the bottom of the push rod is provided with a chute, and both sides of the inner wall of the chute are fixedly installed with slides. The outer wall of the sliding rod is sleeved with the No. 2 slider, and the bottom right side of the ejector rod is fixedly installed with the No. 3 electric telescopic rod, and the extension end of the No. 3 electric telescopic rod is fixedly connected with the No. 2 slider , the bottom of the No. 2 slider is fixedly installed with the No. 4 electric telescopic rod, and the extension end of the No. 4 electric telescopic rod is fixedly mounted with a vertical clamp, and the bottom of the vertical clamp is provided with a groove , and the No. 5 electric telescopic rod is fixedly installed on the top of the groove, and the No. 3 slider is fixedly installed on the extension end of the No. 5 electric telescopic rod, and the No. 3 slider is attached to the inner wall of the vertical clamp. Both sides of the bottom of No. 3 slide block are hingedly installed with vertical chucks, and inward limit blocks are fixedly installed under both sides of the inner wall of the vertical clamp, and the bottom of the vertical chuck is fixedly installed There is an outward limit block, and the outward limit block is located below the inward limit block.

In a preferred embodiment, the number of the side rods is two, and the number of the No. 1 electric telescopic rod is two.

In a preferred embodiment, gear teeth are fixedly installed on the opposite surface of the extension end of the No. 2 electric telescopic rod, and gear teeth are also fixedly installed on the opposite surface of the transverse chuck and the extension end of the No. 2 electric telescopic rod.

In a preferred embodiment, the transverse chuck is provided with a hole matching the fixing rod, and the fixing rod is inserted into the hole.

In a preferred embodiment, the left and right sides of the placing table are provided with slide grooves matching with the inserting blocks.

In a preferred embodiment, the No. 2 slider is provided with a hole matching the slide bar, and the top of the No. 2 slider fits into the slide groove at the bottom of the ejector rod.

In a preferred embodiment, both the inward limiting block and the outward limiting block are of hemispherical structure, and rubber pads are fixedly installed under the opposite surfaces of the vertical chucks.

In summary, due to the adoption of the above technical solution, the beneficial effects of the present application are:

1. In this application, by setting up a chute on the top of the bottom plate, the No. 1 slider is slidably installed in the chute, and a horizontal clamp is fixedly installed on the top of the No. 1 slider, so that the No. 1 electric telescopic rod can be extended and pushed The transverse clamp is close to the placement table, and the outer wall of the fixed rod is sleeved with a transverse chuck with gear teeth, and the teeth are also fixedly installed on the extension end of the second electric telescopic rod, so that the second electric telescopic rod shrinks It can drive the horizontal chuck to rotate, and then make the rubber pad close to the insert block to clamp the clamped object, so as to realize the lateral stability of the processed object.

2. In this application, the vertical clamp is fixedly installed through the extension end of the No. 4 electric telescopic rod, and the No. 5 electric telescopic rod is fixedly installed on the top of the inner wall of the vertical clamp. When the No. 5 electric telescopic rod shrinks, it drives The No. 3 slider slides upwards on the inner wall of the vertical clamp, and then the hemispherical outward stopper on the hinged vertical chuck at the bottom of the No. 3 slider touches the inward stopper and the vertical chucks are forced to move toward each other. , so as to achieve vertical clamping of the processed object and achieve vertical stability.

Description of drawings

Fig. 1 is the front view of the plane structure of the present application;

Fig. 2 is the sectional view of transverse clamp and its auxiliary structure in the present application;

Fig. 3 is a cross-sectional view of the vertical clamp and its auxiliary structures in the present application.

Fig. 4 is a top view of the placement table structure in the present application.

Marks in the figure: 1-bottom plate, 2-side rod, 3-No. 1 electric telescopic rod, 401-transverse clamp, 402-No. 2 electric telescopic rod, 403-fixing rod, 404-transverse chuck, 405-rubber Pad, 406-insert block, 5-No. 1 slider, 6-placement table, 7-Jump, 8-Slider, 9-No. 2 slider, 10-No. 3 electric telescopic rod, 11-No. 4 electric telescopic rod Rod, 121-vertical clamp, No. 122-No. 5 electric telescopic rod, No. 123-No. 3 slide block, 124-vertical chuck, 125-inward limit block, 126-outward limit block.

Detailed ways

In order to make the purpose, technical solution and advantages of the present application clearer, the present application will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present application, not to limit the present application.

Referring to Figures 1, 2, and 4, a clamping mechanism for processing precision mechanical parts includes a base plate 1, side bars 2 are fixedly installed on both sides of the top of the base plate 1, and a No. 1 motor is fixedly installed under the opposite surface of the side bar 2. Telescopic rod 3, and the bottom of No. 1 electric telescopic rod 3 is fixedly connected with base plate 1, the quantity of side rod 2 is two, the quantity of No. 1 electric telescopic rod 3 is also two, the elongation of No. 1 electric telescopic rod 3 A transverse clamp 401 is fixedly installed at the end of the transverse clamp 401, and a groove is opened inside the transverse clamp 401, and a No. 2 electric telescopic rod 402 is fixedly installed on the top of the groove, and a fixed rod 403 is fixedly installed on the right side of the groove of the transverse clamp 401 , the outer wall of the fixed rod 403 is sleeved with a transverse clamp 404, and the transverse clamp 404 is provided with a hole matching the fixed rod 403;

And the fixed rod 403 is plugged and installed in the hole, the opposite surface of the extended end of the second electric telescopic rod 402 is fixedly equipped with gear teeth, and the opposite surface of the transverse chuck 404 and the extended end of the second electric telescopic rod 402 is also fixedly equipped with gear teeth. Teeth, the bottom of the transverse chuck 404 is fixedly installed with a rubber pad 405, the opposite surface of the transverse clamp 401 is fixedly installed with an insert 406, the top of the bottom plate 1 is provided with a chute, and a No. 1 slider 5 is slidably installed in the groove. And the top of the No. 1 slider 5 is fixedly connected to the transverse clamp 401, and the middle part of the top of the bottom plate 1 is fixedly installed with a placement table 6;

The left and right sides of the placement table 6 are provided with chutes that are compatible with the plug 406. By offering a chute on the top of the base plate 1, the No. 1 slider 5 is slidably installed in the chute, and on the top of the No. 1 slider 5 Fixedly install the transverse clamp 401, so that the extension of the No. 1 electric telescopic rod 3 can push the transverse clamp 401 to approach the placement table 6, and install a toothed transverse chuck 404 on the outer wall of the fixed rod 403;

And the gear teeth are also fixedly installed on the extension end of the No. 2 electric telescopic rod 402, so that the contraction of the No. 2 electric telescopic rod 402 can drive the horizontal chuck 404 to rotate, and then the rubber pad 405 is clamped close to the insert block 406 to be clamped and processed. Objects, to achieve lateral stabilization of processed objects.

Referring to Figures 1 and 3, a push rod 7 is fixedly installed above the opposite surface of the side rod 2, a chute is provided at the bottom of the push rod 7, and a slide bar 8 is fixedly installed on both sides of the inner wall of the chute, and the outer wall of the slide bar 8 is sleeved. The No. 2 slide block 9 is installed, and the No. 2 slide block 9 is provided with a hole suitable for the slide rod 8, and the top of the No. 2 slide block 9 fits with the chute at the bottom of the push rod 7, and the bottom of the push rod 7 No. 3 electric telescopic rod 10 is fixedly installed on the right side, and the extension end of No. 3 electric telescopic rod 10 is fixedly connected with No. 2 slider 9, and No. 4 electric telescopic rod 11 is fixedly installed at the bottom of No. 2 slider 9;

The extension end of the No. 4 electric telescopic rod 11 is fixedly equipped with a vertical clamp 121, and the bottom of the vertical clamp 121 is provided with a groove, and the top of the groove is fixedly equipped with a No. 5 electric telescopic rod 122, and the No. 5 electric telescopic rod 122 is fixedly installed. No. 3 slider 123 is fixedly installed on the elongated end of rod 122, and No. 3 slider 123 is attached to the inner wall of vertical clamp 121. Both sides of the bottom of No. 3 slider 123 are hingedly installed with vertical clamps 124 , rubber pads are fixedly installed under the opposite surface of the vertical chuck 124, inward limit blocks 125 are fixedly installed under both sides of the inner wall of the vertical clamp 121, and inward stoppers 125 are fixedly installed under the facing away from the vertical chuck 124. An outward limiting block 126, and the outward limiting block 126 is located below the inward limiting block 125, and both the inward limiting block 125 and the outward limiting block 126 are hemispherical structures;

The vertical clamp 121 is fixedly installed by the extension end of the No. 4 electric telescopic rod 11, and the No. 5 electric telescopic rod 122 is fixedly installed on the top of the inner wall of the vertical clamp 121. When the No. 5 electric telescopic rod 122 shrinks, it drives three The No. slide block 123 slides upwards on the inner wall of the vertical clamp 121, and then the hemispherical outward limit block 126 on the vertical chuck 124 hinged at the bottom of the No. three slide block 123 contacts the inward limit block 125 to make the vertical clamp The heads 124 are forced to move toward each other, thereby realizing vertical clamping of the processed object and realizing vertical stability.

The above connection methods are commonly used connection methods in the prior art, and will not be described in detail here.

When the device is in use, firstly, when horizontal clamping is required, the object to be processed is placed horizontally on the placement platform 6, and the No. 1 electric telescopic rod 3 is activated to extend, so that the transverse clamp 401 slides in the direction of the placement platform 6 When the two sides of the processed object are between the rubber pad 405 and the insert block 406, the No. 2 electric telescopic rod 402 is started to shrink, and the gear teeth on the No. 2 electric telescopic rod 402 drive the horizontal chuck 404 to rotate, so that the rubber pad 405 is inserted toward the plug. Block 406 approaches, thereby clamping the workpiece.

When the processed object needs to be clamped vertically, the processed object is placed upright on the placement table 6 first, the No. 3 electric telescopic rod 10 is started to drive the No. 2 slider 9 to align with the processed object, and then the No. At this time, when the workpiece is located between the vertical chucks 124, start the No. 5 electric telescopic rod 122 to shrink, and the No. 5 electric telescopic rod 122 drives the No. 3 slider 123 to move upwards, forcing the vertical clamps hingedly installed at the bottom to move upward. The outward limit block 126 on the head 124 contacts the inward limit block 125, so that the vertical chucks 124 move toward each other to clamp the workpiece.

The above are only preferred embodiments of the application, and are not intended to limit the application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the application should be included in the protection scope of the application. Inside.

Claims (7)

1. The utility model provides a fixture for precision machine parts processing, includes bottom plate (1), its characterized in that: the utility model discloses a sliding rod type electric lifting device, which is characterized in that side rods (2) are fixedly arranged on two sides of the top of a bottom plate (1), a first electric telescopic rod (3) is fixedly arranged below opposite surfaces of the side rods (2), the bottom of the first electric telescopic rod (3) is fixedly connected with the bottom plate (1), a transverse clamping device (401) is fixedly arranged at the extension end of the first electric telescopic rod (3), a groove is formed in the inner part of the transverse clamping device (401), a second electric telescopic rod (402) is fixedly arranged at the top of the groove, a fixing rod (403) is fixedly arranged on the right side of the groove of the transverse clamping device (401), a transverse chuck (404) is fixedly arranged on the outer wall of the fixing rod (403), a rubber pad (405) is fixedly arranged at the bottom of the transverse chuck (404), a plug block (406) is fixedly arranged below the opposite surfaces of the transverse clamping device (401), a sliding groove is formed in the top of the bottom plate (1), a sliding block (5) is fixedly connected with the transverse clamping device (401), a middle part of the sliding plate (1) is fixedly arranged on the top of the sliding block (5), a sliding rod (7) is fixedly arranged on the two sides of the sliding rod (7), the utility model discloses a vertical clamp, including slide bar (8), electric telescopic handle (10), vertical clamp (121), electric telescopic handle (122), no. two slider (9) are installed to the outer wall cover of slide bar (8), no. three electric telescopic handle (10) are installed on the bottom right side fixed mounting of ejector pin (7), and No. three electric telescopic handle (10)'s extension end and No. two slider (9) fixed connection, no. two electric telescopic handle (11) are installed to the bottom fixed mounting of slider (9), no. four electric telescopic handle (11)'s extension fixed mounting has vertical clamp (121), the groove has been seted up to the bottom of vertical clamp (121), and inslot top fixed mounting has No. five electric telescopic handle (122), no. three slider (123) are laminated with vertical clamp (121) inner wall mutually, no. three slider (123)'s bottom both sides all articulate and install vertical clamp (124), vertical clamp (121) inner wall both sides below all fixed mounting has inside stopper (125), vertical clamp (124) deviate from face below all fixed mounting, and outside stopper (126) are located outside stopper (125).

2. A fixture for precision mechanical part machining according to claim 1, wherein: the number of the side rods (2) is two, and the number of the first electric telescopic rods (3) is two.

3. A fixture for precision mechanical part machining according to claim 1, wherein: the opposite faces of the extending ends of the second electric telescopic rods (402) are fixedly provided with gear teeth, and the opposite faces of the transverse clamping heads (404) and the extending ends of the second electric telescopic rods (402) are fixedly provided with gear teeth.

4. A fixture for precision mechanical part machining according to claim 1, wherein: the transverse clamping head (404) is provided with a hole matched with the fixing rod (403), and the fixing rod (403) is inserted and installed in the hole.

5. A fixture for precision mechanical part machining according to claim 1, wherein: the left side and the right side of the placing table (6) are provided with sliding grooves matched with the inserting blocks (406).

6. A fixture for precision mechanical part machining according to claim 1, wherein: holes matched with the sliding rods (8) are formed in the second sliding blocks (9), and the tops of the second sliding blocks (9) are attached to the bottom sliding grooves of the ejector rods (7).

7. A fixture for precision mechanical part machining according to claim 1, wherein: the inward limiting block (125) and the outward limiting block (126) are of hemispherical structures, and rubber pads are fixedly arranged below opposite surfaces of the vertical clamping head (124).