CN219212362U - Mechanical clamp for mechanical design - Google Patents

Abstract

The utility model relates to the technical field of mechanical design, and discloses a mechanical clamp for mechanical design, which comprises a base, a fixed seat and a supporting plate, wherein the outer surfaces of two springs far away from an L-shaped plate are fixedly connected with a first clamping plate, the outer surfaces of the right side and the L-shaped plate are fixedly provided with pressure sensors, the outer surfaces of the left side and the L-shaped plate are fixedly connected with a second clamping plate, and the outer surface of the top of the base is fixedly provided with an alarm. This mechanical clamp for mechanical design drives positive and negative lead screw through the second carousel and rotates, and cooperation first splint and second splint press from both sides workpiece clamp to send out the alarm through pressure sensor cooperation alarm, solved current mechanical design in-process, generally press from both sides machinery through anchor clamps, the unable response anchor clamps of current anchor clamps are to the pressure of machinery, and the too big partial deformation of machinery that causes easily of pressure influences the quality, and the pressure is less unable accurate anchor clamps, influences the problem of processing.

Description

Mechanical clamp for mechanical design

Technical Field

The utility model relates to the technical field of mechanical design, in particular to a mechanical clamp for mechanical design.

Background

The machine design is based on the working principle, structure, movement pattern, force and energy transmission pattern, material and shape dimensions of the individual parts, lubrication method, etc. of the machine, and is conceived, analyzed and calculated according to the use requirements and converted into a specific description of the working process as a basis for manufacturing. In the mechanical design and processing, in order to ensure the precision of a mechanical workpiece, a fixture is generally required to fix the workpiece.

In the existing mechanical design process, the mechanical clamp is generally clamped through a clamp, the pressure of the clamp to the machine cannot be sensed by the existing clamp, the mechanical local deformation is easily caused by overlarge pressure, the quality is influenced, the clamp cannot be accurately clamped due to small pressure, and the machining is influenced, so that the mechanical clamp for mechanical design is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a mechanical clamp for mechanical design, which aims to solve the problems that in the prior mechanical design process mentioned in the background art, the mechanical clamp is generally clamped by the clamp, the pressure of the clamp to the machine cannot be sensed by the prior clamp, the mechanical local deformation is easily caused by the overlarge pressure, the quality is influenced, the clamp cannot be accurately pressed due to the smaller pressure, and the machining is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mechanical fixture for mechanical design, includes base, fixing base and backup pad, the equal fixedly connected with fixed plate of top left and right sides surface of fixing base, two the relative surface rotation of fixed plate is connected with positive and negative lead screw, the surface threaded connection of positive and negative lead screw has threaded connection board, the equal fixedly connected with L shaped plate of top surface of threaded connection board, the right side the external surface fixedly connected with of L shaped plate has two springs, two the external surface fixedly connected with first splint of L shaped plate are kept away from to the spring, the right side the external surface fixed mounting of L shaped plate has pressure sensor, the left side the external surface fixedly connected with second splint of L shaped plate, the top external surface fixed mounting of base has the alarm, alarm and pressure sensor electric connection.

Preferably, top external surface fixedly connected with riser of backup pad, the surface activity of riser runs through there is the pivot, the screw thread groove has been seted up to the middle-end surface of pivot, the surface threaded connection of screw thread groove has the thread bush, the external surface fixedly connected with first carousel of pivot, the surface fixedly connected with disc of first carousel is kept away from to the pivot, the external surface fixedly connected with connecting rod of disc, two connecting rod and fixing base fixed connection.

Preferably, the top surface fixedly connected with pneumatic cylinder of base, the output and the backup pad fixed connection of pneumatic cylinder, the top surface fixedly connected with four telescopic columns of base, four telescopic column respectively with the bottom four corners department fixed connection of backup pad.

By adopting the technical scheme, the hydraulic cylinder drives the supporting plate to adjust the clamp to a proper position, and the component force is acted on the hydraulic cylinder through the four telescopic columns.

Preferably, the left side surface of positive and negative lead screw has seted up forward screw thread, the right side surface of positive and negative lead screw has seted up reverse screw thread, two threaded connection board respectively with positive and negative lead screw's left and right sides surface threaded connection.

By adopting the technical scheme, when the positive and negative screw rods rotate, the two threaded connecting plates are driven to move in directions approaching to or separating from each other.

Preferably, two sliding rods are fixedly connected to the opposite outer surfaces of the two fixing plates, and the two threaded connecting plates are movably sleeved with the outer surfaces of the two sliding rods.

By adopting the technical scheme, the positive and negative screw rod rotates to drive the two threaded connection plates to slide on the slide bar, so that the threaded connection plates are prevented from rotating along with the rotation of the positive and negative screw rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. this mechanical design is with mechanical clamp drives positive and negative lead screw through the second carousel and rotates, and cooperation first splint and second splint press from both sides workpiece clamping to send the alarm through pressure sensor cooperation alarm, reached and to remind the staff to the pressure of workpiece clamping, avoided the effect that the work piece damaged, solved current mechanical design in-process, generally press from both sides machinery through the anchor clamps, the pressure of current anchor clamps unable response anchor clamps to machinery, the pressure is too big to cause mechanical local deformation easily, influences the quality, the pressure is less unable accurate anchor clamps, influences the problem of processing.

2. This mechanical fixture for mechanical design drives the work piece through first carousel rotation pivot and rotates to carry out spacingly to the pivot through thread bush cooperation thread groove, reached the work piece that can rotate after pressing from both sides tightly as required, be convenient for carry out the effect of processing to it.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic rear view of the present utility model;

fig. 3 is a schematic top view of a partial structure of the present utility model.

In the figure: 1. a base; 2. a fixing seat; 3. a fixing plate; 4. a positive and negative screw rod; 5. a threaded connection plate; 6. an L-shaped plate; 7. a spring; 8. a first clamping plate; 9. a pressure sensor; 10. a second clamping plate; 11. a support plate; 12. a riser; 13. a rotating shaft; 14. a thread groove; 15. a thread sleeve; 16. a first turntable; 17. a disc; 18. a connecting rod; 19. a hydraulic cylinder; 20. a telescopic column; 21. an alarm; 22. and a second turntable.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-3, a mechanical fixture for mechanical design includes a base 1, a fixing base 2 and a supporting plate 11, wherein the outer surface of the top of the base 1 is fixedly connected with a hydraulic cylinder 19, the output end of the hydraulic cylinder 19 is fixedly connected with the supporting plate 11, the supporting plate 11 is driven by the hydraulic cylinder 19 to adjust the fixture to a proper height, the outer surface of the top of the base 1 is fixedly connected with four telescopic columns 20, the four telescopic columns 20 are respectively fixedly connected with four corners of the bottom of the supporting plate 11, the telescopic columns 20 perform component force action on the hydraulic cylinder 19, the outer surfaces of the left and right sides of the top of the fixing base 2 are fixedly connected with fixing plates 3, the opposite outer surfaces of the two fixing plates 3 are rotationally connected with a positive and negative screw rod 4, the outer surface of the positive and negative screw rod 4 is in threaded connection with a threaded connection plate 5, the outer surface of the top of the threaded connection plate 5 is fixedly connected with an L-shaped plate 6, the workpiece to be processed is placed on the L-shaped plate 6, the second turntable 22 is rotated, the second turntable 22 drives the positive and negative screw rod 4 to rotate, so that the two screw connection plates 5 move towards the direction of approaching each other, the outer surface of the right L-shaped plate 6 is fixedly connected with two springs 7, the outer surface of the two springs 7, which are far away from the L-shaped plate 6, is fixedly connected with a first clamping plate 8, the outer surface of the right L-shaped plate 6 is fixedly provided with a pressure sensor 9, the outer surface of the left L-shaped plate 6 is fixedly connected with a second clamping plate 10, the two L-shaped plates 6 move towards the direction of approaching each other, the first clamping plate 8 clamps the workpiece, the first clamping plate 8 compresses the springs 7, the first clamping plate 8 presses the pressure sensor 9, the alarm 21 is fixedly arranged on the outer surface of the top of the base 1, the alarm 21 is electrically connected with the pressure sensor 9, when the value sensed by the pressure sensor 9 reaches a certain value, a signal is sent to the alarm 21, so that the alarm 21 gives an alarm to remind a worker that the pressure value is too large, and the worker is convenient to adjust the clamping degree.

Working principle: when the clamp is used, the supporting plate 11 is driven by the hydraulic cylinder 19 to enable the clamp to be adjusted to a proper height, a workpiece to be processed is placed on the L-shaped plate 6, the second turntable 22 is rotated, the second turntable 22 drives the positive and negative screw rod 4 to rotate, so that the two threaded connecting plates 5 move towards the directions close to each other until the first clamping plate 8 and the second clamping plate 10 clamp the workpiece, the workpiece presses the first clamping plate 8 to enable the spring 7 to be compressed, the first clamping plate 8 presses the pressure sensor 9, and when the value sensed by the pressure sensor 9 reaches a certain value, a signal is sent to the alarm 21 to enable the alarm 21 to give an alarm to remind a worker that the pressure value is too large, and further the clamping degree is convenient for the worker to adjust.

Compared with the related art, the mechanical clamp for mechanical design provided by the utility model has the following beneficial effects: the pressure that can remind the staff to press from both sides workpiece clamping has been reached, the effect of avoiding the work piece to damage has been solved current mechanical design in-process, generally with the machinery clamp through anchor clamps, current anchor clamps can't respond to the pressure of anchor clamps to machinery, and the pressure is too big to cause mechanical local deformation easily, influences the quality, and the pressure is less unable accurate anchor clamps, influences the problem of processing.

Example 2:

referring to fig. 1-3, a riser 12 is fixedly connected to the top outer surface of the supporting plate 11, a rotating shaft 13 movably penetrates through the outer surface of the riser 12, a threaded groove 14 is formed in the outer surface of the middle end of the rotating shaft 13, a first rotating disc 16 is fixedly connected to the outer surface of the threaded groove 14, after a workpiece is clamped, when the clamped workpiece needs to be rotated so as to be adjusted to a proper machining angle, the first rotating disc 16 is unscrewed, the first rotating disc 16 is separated from the outer surface of the riser 12, the rotating shaft 13 can rotate, the first rotating disc 16 is fixedly connected to the outer surface of the rotating shaft 13, a disc 17 is fixedly connected to the outer surface of the rotating shaft 13, the first rotating disc 16 drives the disc 17 to rotate, a connecting rod 18 is fixedly connected to the outer surface of the disc 17, the two connecting rods 18 are fixedly connected with the fixed seat 2, the disc 17 rotates, and then the connecting rod 18 drives the fixed seat 2 to rotate, and the workpiece is screwed into the first rotating disc 16 to enable the first rotating disc 16 to be fixed to the riser 12 so that the rotating shaft 13 is prevented from rotating.

Working principle: after the workpiece is clamped, when the workpiece after clamping is required to rotate, and when the workpiece is adjusted to a proper machining angle, the first rotating disc 16 is unscrewed, so that the first rotating disc 16 is separated from the outer surface of the vertical plate 12, the rotating shaft 13 can rotate, at the moment, the rotating shaft 13 rotates the rotating shaft 13 through the first rotating disc 16, the rotating shaft 13 drives the disc 17 to rotate, and then the connecting rod 18 drives the fixing seat 2 to rotate, the workpiece is rotated to a proper angle, the first rotating disc 16 is screwed in, the first rotating disc 16 is tightly attached to the vertical plate 12, and the rotating shaft 13 is fixed to avoid rotation.

Compared with the related art, the mechanical clamp for mechanical design provided by the utility model has the following beneficial effects: the clamping workpiece can be rotated according to the requirement, and the workpiece can be machined conveniently.

The above-mentioned respective means concerning the use of the apparatus are different in selection and use according to actual practice, and various parameters are referred to, and the function according to the apparatus used corresponds to the effect achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a mechanical clamp for mechanical design, includes base (1), fixing base (2) and backup pad (11), its characterized in that: the utility model discloses a fixing base, including fixing base (2) and base, the equal fixedly connected with fixed plate (3) of top left and right sides surface of fixing plate (2), two the relative surface rotation of fixed plate (3) is connected with positive and negative lead screw (4), the surface threaded connection of positive and negative lead screw (4) has threaded connection board (5), the equal fixedly connected with L shaped plate (6) of top surface of threaded connection board (5), the right side the surface fixedly connected with two springs (7) of L shaped plate (6), two the surface fixedly connected with first splint (8) of L shaped plate (6) are kept away from to spring (7), the right side the surface fixed mounting of L shaped plate (6) has pressure sensor (9), the left side the surface fixedly connected with second splint (10) of L shaped plate (6), the top surface fixedly mounted of base (1) has alarm (21), alarm (21) and pressure sensor (9) electric connection.

2. A mechanical clamp for mechanical design according to claim 1, characterized in that: the top surface fixedly connected with riser (12) of backup pad (11), the surface activity of riser (12) is run through and is had pivot (13), screw thread groove (14) have been seted up to the middle-end surface of pivot (13), the surface threaded connection of screw thread groove (14) has first carousel (16), the surface fixedly connected with first carousel (16) of pivot (13), the surface fixedly connected with disc (17) of first carousel (16) is kept away from in pivot (13), the surface fixedly connected with connecting rod (18) of disc (17), two connecting rod (18) and fixing base (2) fixed connection.

3. A mechanical clamp for mechanical design according to claim 1, characterized in that: the hydraulic cylinder (19) is fixedly connected to the outer surface of the top of the base (1), the output end of the hydraulic cylinder (19) is fixedly connected with the supporting plate (11), four telescopic columns (20) are fixedly connected to the outer surface of the top of the base (1), and the four telescopic columns (20) are fixedly connected with four corners of the bottom of the supporting plate (11) respectively.

4. A mechanical clamp for mechanical design according to claim 1, characterized in that: the left side surface of positive and negative lead screw (4) has seted up forward screw thread, the right side surface of positive and negative lead screw (4) has seted up reverse screw thread, two threaded connection board (5) respectively with the left and right sides surface threaded connection of positive and negative lead screw (4).

5. A mechanical clamp for mechanical design according to claim 1, characterized in that: two sliding rods are fixedly connected to the opposite outer surfaces of the two fixing plates (3), and the outer surfaces of the two sliding rods are movably sleeved on the two threaded connecting plates (5).

Images