Special clamp for machining mechanical parts

Abstract

The utility model relates to the technical field of mechanical part machining, in particular to a special clamp for mechanical part machining, which comprises a worktable, a vertical plate fixedly mounted at the upper end of the worktable, a side plate fixedly mounted on the side wall of the vertical plate, fixing blocks symmetrically and fixedly mounted at the upper end of the side plate, and a driving motor fixedly mounted on the fixing block at the right end. A rotating shaft is installed at the output end of the driving motor, gears are symmetrically and fixedly installed on the rotating shaft, a first screw is fixedly installed in the side plate, and first threaded rings are symmetrically installed on the first screw in a threaded mode; a clamping mechanism is arranged on the workbench; the clamping mechanism comprises fixing strips, the two fixing strips are located between the first screw rod and the gear, side blocks are fixedly installed on the side walls of the two fixing strips, and inner grooves are formed in the two side blocks, so that when the equipment is used, the mechanical parts are conveniently fixed, the fixing position is convenient to adjust, and the equipment is suitable for the mechanical parts of any specification; and the application range is wider.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical part processing technical field, especially a special fixture for mechanical part processing. BACKGROUND

[0002] The fixture is the device that is used for fixing the processing object in the mechanical manufacturing process, makes it occupies the correct position, so that accepts the device of construction or detection, from the broad sense, in the process of any procedure, the device that is used for quickly, conveniently, safely installs workpiece can be called fixture,

[0003] The common components in the prior art of the special fixture for mechanical part processing are:

[0004] 1. Clamping jaw or chuck: used for directly clamping parts;

[0005] 2. Bolts and nuts: used for fastening and adjusting the components of the fixture;

[0006] 3. Positioning pin: ensure the accurate position of the part in the fixture;

[0007] 4. Sliding guide or slide rail: realize the movement and adjustment of the components of the fixture;

[0008] 5. Air cylinder or hydraulic cylinder: provide the power of clamping;

[0009] 6. Spring: provide certain elastic force, assist clamping or reset;

[0010] 7. Quick clamps: realize quick clamping and loosening operation;

[0011] The traditional mechanical part fixing device can usually only fix parts of specific specifications, and the application range is narrow, when facing mechanical parts of different sizes and shapes, different fixing equipment needs to be replaced, which not only increases the cost, but also reduces the production efficiency. INVENTION CONTENTS

[0012] In view of the deficiencies of the prior art, the utility model provides a special fixture for mechanical part processing, which solves the technical problem that the traditional mechanical part fixing device can usually only fix parts of specific specifications, and the application range is narrow, when facing mechanical parts of different sizes and shapes, different fixing equipment needs to be replaced, which not only increases the cost, but also reduces the production efficiency.

[0013] To achieve the above purpose, the utility model realizes the following technical scheme:

[0014] The utility model provides a special fixture for mechanical part processing, including work table, the vertical board is fixedly installed on the upper end of work table, the side plate is fixedly installed on the side wall of vertical board, the fixed block is fixedly installed on the upper end of side plate symmetry, the drive motor is fixedly installed on the fixed block in right end, installs the pivot on the output of drive motor, the gear is fixedly installed on the pivot symmetry, the first screw rod is fixedly installed in the inside of side plate, the first screw ring is screwly installed on the first screw rod symmetry,

[0015] The workbench is provided with a clamping mechanism;

[0016] The clamping mechanism comprises two fixed bars, and the two fixed bars are located between the first screw rod and the gear.

[0017] Preferably, two side blocks are fixedly installed on the side walls of the two fixed bars, and an inner groove is formed in each of the two side blocks.

[0018] Preferably, two racks are slidingly installed in the two fixed bars, respectively, and the two racks are engaged with the two gears, respectively.

[0019] Preferably, two second screw rods are fixedly installed on the side walls of the two fixed bars, and a second screw ring is screwly installed on each of the two second screw rods.

[0020] Preferably, two insertion rods are slidingly installed in the two insertion slots, respectively, and the two insertion rods are sleeved on the two second screw rods, respectively.

[0021] Compared with the prior art, the utility model has the following beneficial effects:

[0022] I. The device can effectively fix different specifications of mechanical parts, improve the versatility and applicability of the device, reduce the cost of purchasing multiple fixing devices for processing different specifications of parts, and flexibly adjust the fixing position to meet diversified fixing needs, which helps to improve the processing precision and quality.

[0023] II. The convenient installation and disassembly mode saves operation time, improves work efficiency, and reduces the labor intensity of the operator. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a perspective view of the utility model;

[0025] Figure 2 It is a perspective exploded view of the utility model;

[0026] Figure 3The utility model discloses a fixed strip connecting explosion structure diagram.

[0027] Figure 4 The utility model discloses a side plate connecting structure diagram.

[0028] Legend: 11, workbench, 12, vertical board, 13, side plate, 14, fixed block, 15, drive motor, 16, rotating shaft, 17, gear, 18, first screw rod, 19, first threaded ring, 21, fixed strip, 22, side block, 23, inner groove, 24, rack, 25, insertion slot, 26, second screw rod, 27, second threaded ring, 28, insertion rod, 29, fixed plate. DETAILED DESCRIPTION

[0029] The mechanical part machining special fixture provided by the embodiment of the application effectively solves the technical problem that the traditional mechanical part fixing device can only fix parts of specific specifications, has narrow application range, needs to replace different fixing devices when facing mechanical parts of different sizes and shapes, which not only increases cost but also reduces production efficiency, and the device can effectively fix mechanical parts of different specifications, improves the universality and applicability of the device, reduces the cost of purchasing multiple fixing devices for processing parts of different specifications, the fixing position can be flexibly adjusted, diversified fixing requirements are met, and the machining precision and quality are improved.

[0030] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the technical scheme in the embodiment of the application effectively solves the technical problem that the traditional mechanical part fixing device can only fix parts of specific specifications, has narrow application range, needs to replace different fixing devices when facing mechanical parts of different sizes and shapes, which not only increases cost but also reduces production efficiency, and the overall idea is as follows: a mechanical part machining special fixture, comprising a workbench 11, the upper end of the workbench 11 is fixedly installed with a vertical board 12, the side wall of the vertical board 12 is fixedly installed with a side plate 13, the upper end of the side plate 13 is fixedly installed with a fixed block 14 symmetrically, the fixed block 14 located at the right end is fixedly installed with a drive motor 15, the output end of the drive motor 15 is installed with a rotating shaft 16, the rotating shaft 16 is fixedly installed with a gear 17 symmetrically, the inside of the side plate 13 is fixedly installed with a first screw rod 18, the first screw rod 18 is fixedly installed with a first threaded ring 19 symmetrically;

[0031] The workbench 11 is provided with a clamping mechanism;

[0032] The clamping mechanism comprises two fixed bars 21, both of which are located between the first screw rod 18 and the gear 17, both of which are fixedly installed with side blocks 22 on the side walls, both of which are provided with inner grooves 23 in the interiors, the first screw rod 18 is installed through the two side blocks 22, two first threaded rings 19 are rotatably installed in the two inner grooves 23 respectively, both of which are slidably installed with racks 24 in the interiors, both of which are engaged with the two gears 17 respectively, both of which are provided with insertion grooves 25 at the lower ends, both of which are fixedly installed with second screw rods 26 on the side walls, both of which are threadedly installed with second threaded rings 27, both of which are slidably installed with insertion rods 28 in the interiors, both of which are sleeved on the two second screw rods 26 respectively, both of which are fixedly installed with fixed plates 29 at the lower ends, during use, the mechanical parts can be placed on the workbench 11 first, then the driving motor 15 can be started, and the driving shaft 16 is counterclockwise rotated under the action of the driving motor 15, at this time, the driving shaft 16 drives the two gears 17 to rotate counterclockwise, the two gears 17 drive the two racks 24 to move downward in the interiors of the two fixed bars 21, at this time, the two racks 24 drive the two insertion rods 28 and the fixed plates 29 to move downward, thereby fixing the two ends of the mechanical parts, and before fixing, the two first threaded rings 19 can be rotated on the first screw rod 18, and under the rotation of the two first threaded rings 19, the two side blocks 22 are slid on the first screw rod 18, and under the sliding of the two side blocks 22, the two fixed bars 21 are slid, at this time, the two fixed bars 21 drive the two racks 24 to move, thereby adjusting the fixed position of the mechanical parts, so that the equipment is convenient for fixing the mechanical parts during use, and the fixed position is convenient to adjust, and is suitable for mechanical parts of any specification, and has a wider application range; during use, the two second threaded rings 27 can be screwed out of the two second screw rods 26 first, then the two insertion rods 28 can be pulled out of the two insertion grooves 25, and the disassembly is completed, so that the equipment is more convenient and labor-saving in installation and disassembly of the fixed plate 29 during use.

[0033] In view of the problems in the prior art, the utility model provides a special fixture for mechanical part machining, which can effectively fix different specifications of mechanical parts, improve the universality and applicability of the equipment, reduce the cost of purchasing multiple fixing equipment for processing different specifications of parts, and flexibly adjust the fixed position to meet diversified fixing requirements, which helps to improve the machining precision and quality.

[0034] Working principle:

[0035] The first step, when using, the mechanical parts can be placed on the workbench 11 first, then the drive motor 15 can be started, the drive shaft 16 is rotated counterclockwise under the action of the drive motor 15, at this time the rotating shaft 16 will drive the two gears 17 to rotate counterclockwise, the two gears 17 will drive the two racks 24 to move downward inside the two fixed strips 21, at this time the two racks 24 will drive the two insertion rods 28 and the fixed plate 29 to move downward, thereby fixing the two ends of the mechanical parts, and before fixing, the two first threaded rings 19 can be rotated on the first screw rod 18, under the rotation of the two first threaded rings 19, the two side blocks 22 will slide on the first screw rod 18, under the sliding of the two side blocks 22, the two fixed strips 21 will slide, at this time the two fixed strips 21 will drive the two racks 24 to move, thereby adjusting the fixed position of the mechanical parts, so that the equipment is convenient for fixing the mechanical parts when in use, and the fixed position is convenient to adjust, suitable for mechanical parts of any specification, and the application range is wider;

[0036] The second step, when using, the two second threaded rings 27 can be screwed out of the two second screw rods 26 first, then the two insertion rods 28 can be pulled out of the two insertion slots 25, and the disassembly is completed, so that the installation and disassembly of the fixed plate 29 is more convenient and labor-saving when the equipment is in use. Finally, it should be pointed out that the above embodiments are only more representative examples of the present application. Obviously, the present application is not limited to the above embodiments, and there can be many variations. Any simple modification, equivalent change and modification according to the technical essence of the present application to the above embodiments should be considered as belonging to the protection scope of the present application.

Claims

1. A fixture special for machining of mechanical parts, comprising a worktable (11), a vertical plate (12) is fixedly installed on the upper end of the worktable (11), a side plate (13) is fixedly installed on the side wall of the vertical plate (12), characterized in that, The upper end of the side plate (13) is symmetrically fixedly provided with a fixed block (14), the fixed block (14) at the right end is fixedly provided with a driving motor (15), the output end of the driving motor (15) is provided with a rotating shaft (16), and the rotating shaft (16) is symmetrically fixedly provided with a gear (17); The first screw rod (18) is fixedly arranged in the side plate (13), and the first screw ring (19) is symmetrically screwed on the first screw rod (18); The workbench (11) is provided with a clamping mechanism. The clamping mechanism comprises a fixed strip (21), and the two fixed strips (21) are located between the first screw rod (18) and the gear (17).

2. The fixture of claim 1, wherein The side wall of the two fixed strips (21) is fixedly provided with a side block (22). The inner part of the two side blocks (22) is provided with an inner groove (23).

3. The fixture of claim 2 wherein, The first screw rod (18) penetrates and is installed in the two side blocks (22). The two first screw rings (19) are respectively rotatably installed in the two inner grooves (23).

4. The fixture of claim 2 wherein, The inner part of the two fixed strips (21) is slidably provided with a rack (24), and the two racks (24) are respectively engaged with the two gears (17). The lower end of the two racks (24) is provided with an insertion slot (25).

5. The fixture of claim 4 wherein, The side wall of the two fixed strips (21) is fixedly provided with a second screw rod (26). The two second screw rods (26) are respectively provided with a second screw ring (27).

6. The fixture of claim 5 wherein, The inner part of the two insertion slots (25) is slidably provided with an insertion rod (28), and the two insertion rods (28) are respectively sleeved on the two second screw rods (26). The lower end of the two insertion rods (28) is fixedly provided with a fixed plate (29).

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