CN219444296U

CN219444296U - Fixing clamp for machining

Info

Publication number: CN219444296U
Application number: CN202320496784.6U
Authority: CN
Inventors: 虞付进
Original assignee: Zhejiang Normal University CJNU
Current assignee: Zhejiang Normal University CJNU
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-08-01
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses a fixing clamp for machining, which comprises a base, wherein the top of the base is provided with a containing groove, a central shaft is rotationally connected in the containing groove, the top of the central shaft is connected with a workbench, the left side and the right side of the top of the workbench are connected with guide posts, the outer wall of each guide post is provided with a vertical groove, lifting blocks are slidingly connected in the vertical grooves, a supporting seat is connected between the two lifting blocks, a hydraulic rod is connected between the supporting seat and the workbench, the top of each guide post is connected with a bearing seat, the center of each bearing seat is rotationally connected with a steering shaft, a rectangular frame is connected between the two steering shafts, transverse grooves are symmetrically formed in the front and the rear of the inner wall of each rectangular frame, the left side and the right side of the inner cavity of each transverse groove are slidingly connected with horizontal sliding blocks, and clamping plates are connected between the front and the two groups of horizontal sliding blocks; the utility model has reasonable structural design, can realize double-sided processing of workpieces, avoids frequent loading and unloading, improves the working efficiency, and is convenient and practical.

Description

Fixing clamp for machining

Technical Field

The utility model relates to the technical field of fixed clamps, in particular to a fixed clamp for machining.

Background

The machining refers to a process of changing the external dimension or performance of a workpiece by a mechanical device, and the machining mode can be divided into cutting machining and pressing machining according to the difference, and in the process, the process of changing the shape, dimension, position, property and the like of a production object into a finished product or a semi-finished product is called a technological process.

When adding the frock to mechanical parts, need utilize mounting fixture to fix it to the convenience is carried out the assembly processing to mechanical parts, however general mounting fixture only can carry out single face processing and use, need dismantle the back with the work piece and install fixedly again when carrying out machining to the another side, has reduced whole work efficiency. For this purpose we propose a machined fixture.

Disclosure of Invention

The utility model aims to provide a fixing clamp for machining, which aims to overcome the technical problems in the prior art.

In order to achieve the technical purpose and achieve the technical effect, the utility model provides the following technical scheme:

the utility model provides a mounting fixture of machining, includes the base, the storage tank has been seted up at the top of base, the storage tank internal rotation is connected with the center pin, the top of center pin is connected with the workstation, the top left and right sides of workstation is connected with the guide post, vertical groove has been seted up to the guide post outer wall, sliding connection has the lifter in the vertical groove, two be connected with the supporting seat between the lifter, be connected with the hydraulic stem between supporting seat and the workstation, the top of guide post is connected with the bearing frame, the bearing frame center rotates and is connected with the steering spindle, two be connected with the rectangle frame between the steering spindle, the transverse groove has been seted up to the symmetry around the inner wall of rectangle frame, transverse groove inner chamber left and right sides sliding connection has the horizontal slider, front and back two sets of be connected with splint between the horizontal slider, the outer wall connection of base has the PLC controller.

Preferably, in the fixing clamp for machining, fixing frames are symmetrically connected to the left side and the right side of the inner wall of the rectangular frame, vertical shafts are rotatably connected to the end portions of the fixing frames, steering wheels are connected to the lower ends of the vertical shafts, traction rods are hinged between the outer walls of the steering wheels and clamping plates through pin shafts, worm wheels are connected to the upper ends of the vertical shafts, transmission shafts are rotatably connected to the rear side walls of the rectangular frame, worm portions are arranged at the front ends of the transmission shafts, and the worm portions are meshed with the worm wheels.

Preferably, in the fixing clamp for machining, a transmission frame is connected to the rear side wall of the rectangular frame, a bevel gear II is connected to one end of the transmission shaft extending into the transmission frame, a driving shaft is connected to the transmission frame in a rotating mode, a bevel gear I is connected to the left side and the right side of the outer wall of the driving shaft, a bevel gear II is connected to the bevel gear I in a meshed mode, and a driving motor is connected to the right end of the driving shaft.

Preferably, in the fixing clamp for machining, a side support is connected to the outer wall of the guide post on the right side, a second motor is connected to the top of the side support, a bevel gear III is connected to the output end of the second motor, a bevel gear IV is connected to the right end of the steering shaft on the right side, and the bevel gear III is connected to the bevel gear IV in a meshed mode.

Preferably, in the fixing clamp for machining, a steering motor is connected to the bottom of an inner cavity of the accommodating groove, a bevel gear V is connected to an output end of the steering motor, a bevel gear ring is connected to an outer wall of the central shaft, the bevel gear V is connected to the bevel gear ring in a meshed mode, a plurality of supporting balls are connected to the bottom of the inner cavity of the accommodating groove, and the upper ends of the supporting balls are abutted to the bottom surface of the workbench.

Preferably, in the fixing clamp for machining, arc grooves are symmetrically formed between the two clamping plates.

The beneficial effects of the utility model are as follows:

the utility model has reasonable structural design, utilizes the supporting seat to support the bottom of the workpiece, utilizes the driving motor, the driving shaft, the first bevel gear, the second bevel gear, the transmission shaft, the worm part, the worm wheel, the vertical shaft and the steering wheel to be matched, utilizes the transverse groove to limit and guide the horizontal sliding block, enables the two clamping plates to move close after the angle of the traction rod is changed, can fixedly clamp the workpiece, utilizes the third bevel gear to drive the fourth bevel gear after the supporting seat descends, enables the steering shaft to drive the rectangular frame to overturn, can realize double-sided processing of the workpiece, avoids frequent loading and unloading, improves the working efficiency, and is convenient and practical.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description of the specific embodiments will be briefly described below, it being obvious that the drawings in the following description are only some examples of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the base of the present utility model;

FIG. 3 is a top view of a rectangular frame of the present utility model;

fig. 4 is a schematic structural view of a fixing frame in the present utility model.

In the figure: 1. a base; 2. a receiving groove; 3. a central shaft; 4. a work table; 5. a guide post; 6. a vertical groove; 7. a lifting block; 8. a support base; 9. a hydraulic rod; 10. a PLC controller; 11. a steering shaft; 12. a rectangular frame; 13. a transverse groove; 14. a horizontal slider; 15. a clamping plate; 16. a PLC controller; 121. a fixing frame; 122. a vertical axis; 123. a steering wheel; 124. a traction rod; 125. a worm wheel; 126. a transmission shaft; 127. a worm part; 131. a transmission frame; 132. bevel gears II; 133. a driving shaft; 134. bevel gears I; 135. a driving motor; 201. a steering motor; 202. a bevel gear V; 203. supporting the ball head; 301. conical gear ring; 501. a side support; 502. a second motor; 503. bevel gears III; 504. and a bevel gear IV.

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.

Referring to fig. 1-4, the present embodiment is a fixture for machining, including a base 1, a receiving groove 2 is provided at the top of the base 1, a central shaft 3 is rotationally connected to the receiving groove 2, a workbench 4 is connected to the top of the central shaft 3, guide posts 5 are connected to left and right sides of the top of the workbench 4, vertical grooves 6 are provided on outer walls of the guide posts 5, lifting blocks 7 are slidingly connected to the vertical grooves 6, a supporting seat 8 is connected between the two lifting blocks 7, a hydraulic rod 9 is connected between the supporting seat 8 and the workbench 4, a bearing seat 10 is connected to the top of the guide posts 5, a steering shaft 11 is rotationally connected to the center of the bearing seat 10, a rectangular frame 12 is connected between the two steering shafts 11, transverse grooves 13 are symmetrically provided on front and rear inner walls of the rectangular frame 12, horizontal sliding blocks 14 are slidingly connected to left and right sides of the inner cavity of the transverse grooves 13, clamping plates 15 are connected between the front and rear groups of horizontal sliding blocks 14, and the outer walls of the base 1 are connected to a PLC controller 16.

The inner wall left and right sides symmetry of rectangle frame 12 is connected with mount 121, and the tip of mount 121 rotates and is connected with vertical axis 122, and the lower extreme of vertical axis 122 is connected with steering wheel 123, articulates through the round pin axle between steering wheel 123 outer wall and the splint 15 has traction lever 124, and the upper end of vertical axis 122 is connected with worm wheel 125, and the back lateral wall of rectangle frame 12 rotates and is connected with transmission shaft 126, and the front end of transmission shaft 126 is equipped with worm portion 127, worm portion 127 meshing connection worm wheel 125.

The rear side wall of the rectangular frame 12 is connected with a transmission frame 131, one end of a transmission shaft 126 extending into the transmission frame 131 is connected with a bevel gear II 132, a driving shaft 133 is rotationally connected with the transmission frame 131, the left side and the right side of the outer wall of the driving shaft 133 are connected with a bevel gear I134, the bevel gear I134 is in meshed connection with the bevel gear II 132, and the right end of the driving shaft 133 is connected with a driving motor 135.

The outer wall of the right guiding post 5 is connected with a side support 501, the top of the side support 501 is connected with a second motor 502, the output end of the second motor 502 is connected with a bevel gear III 503, the right end of the right steering shaft 11 is connected with a bevel gear IV 504, the bevel gear IV 504 is meshed with the bevel gear III 503, and the rectangular frame 12 can be turned conveniently.

The bottom of the inner cavity of the accommodating groove 2 is connected with a steering motor 201, the output end of the steering motor 201 is connected with a bevel gear V202, the outer wall of the central shaft 3 is connected with a bevel gear ring 301, the bevel gear ring 301 is connected with the bevel gear V202 in a meshed mode, the bottom of the inner cavity of the accommodating groove 2 is connected with a plurality of supporting balls 203, and the upper ends of the supporting balls 203 are abutted to the bottom surface of the workbench 4, so that auxiliary supporting can be performed.

Arc grooves are symmetrically formed between the two clamping plates 15, so that positioning and clamping are facilitated.

The specific implementation mode of the utility model is as follows:

the device is externally connected with a power supply when in use, a ring to be processed is arranged at the top of the supporting seat 8, the initial position of the rectangular frame 12 is horizontal, the supporting seat 8 is driven to ascend through the hydraulic rod 9, the rectangular frame 12 is abutted to the upper surface of the supporting seat 8, a workpiece is positioned between the two clamping plates 15, the driving shaft 133 is driven to rotate through the driving motor 135, the first bevel gear 134 is meshed with the second transmission bevel gear 132, the worm part 127 is meshed with the transmission worm wheel 125 after the rotation of the transmission shaft 126, the vertical shaft 122 is further driven to deflect the steering wheel 123, the horizontal sliding block 14 is limited and guided by the transverse groove 13, the two clamping plates 15 are moved close to after the angle of the traction rod 124 is changed, the workpiece can be fixedly clamped, the processing is facilitated, the supporting seat 8 is driven to descend through the hydraulic rod 9 after one side of the workpiece is processed, the steering shaft 11 is driven to overturn 180 degrees by the bevel gear three 503 by utilizing the second motor 502, the supporting seat 8 is meshed with the transmission bevel gear four 504, the steering shaft 11 is driven to rotate the rectangular frame 12 to be lifted, the supporting seat 8 is lifted, the workpiece is supported at the bottom, and the other side is convenient to process.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A fixing clamp for machining, comprising a base (1), and being characterized in that: the utility model discloses a hydraulic lifting device, which is characterized in that a containing groove (2) is formed in the top of a base (1), a central shaft (3) is rotationally connected to the containing groove (2), a workbench (4) is connected to the top of the central shaft (3), guide posts (5) are connected to the left and right sides of the top of the workbench (4), vertical grooves (6) are formed in the outer walls of the guide posts (5), lifting blocks (7) are connected to the vertical grooves (6) in a sliding manner, a supporting seat (8) is connected between the two lifting blocks (7), a hydraulic rod (9) is connected between the supporting seat (8) and the workbench (4), the top of guide post (5) is connected with bearing frame (10), bearing frame (10) center rotation is connected with steering spindle (11), two be connected with rectangle frame (12) between steering spindle (11), horizontal groove (13) have been seted up to the inner wall front and back symmetry of rectangle frame (12), horizontal groove (13) inner chamber left and right sides sliding connection has horizontal slider (14), front and back two sets of be connected with splint (15) between horizontal slider (14), the outer wall connection of base (1) has PLC controller (16).

2. A machined fixture according to claim 1, wherein: the utility model discloses a steering device for a car, including rectangle frame (12), including inner wall, fixed frame (121), steering wheel (123), worm wheel (125) are connected with in the inner wall left and right sides symmetry of rectangle frame (12), the tip rotation of fixed frame (121) is connected with vertical axis (122), the lower extreme of vertical axis (122) is connected with steering wheel (123), articulated between steering wheel (123) outer wall and splint (15) through the round pin axle have traction lever (124), the upper end of vertical axis (122) is connected with worm wheel (125), the back lateral wall rotation of rectangle frame (12) is connected with transmission shaft (126), the front end of transmission shaft (126) is equipped with worm portion (127), worm portion (127) meshing is connected with worm wheel (125).

3. A machined fixture according to claim 2, wherein: the rear side wall of the rectangular frame (12) is connected with a transmission frame (131), one end of the transmission shaft (126) extending into the transmission frame (131) is connected with a bevel gear II (132), a driving shaft (133) is rotationally connected with the transmission frame (131), the left side and the right side of the outer wall of the driving shaft (133) are connected with a bevel gear I (134), the bevel gear I (134) is meshed with the bevel gear II (132), and the right end of the driving shaft (133) is connected with a driving motor (135).

4. A machined fixture according to claim 1, wherein: the right side the outer wall of guide post (5) is connected with side support (501), the top of side support (501) is connected with second motor (502), the output of second motor (502) is connected with bevel gear three (503), the right side the right-hand member of steering spindle (11) is connected with bevel gear four (504), bevel gear four (504) meshing connection bevel gear three (503).

5. A machined fixture according to claim 1, wherein: the automatic steering device is characterized in that a steering motor (201) is connected to the bottom of an inner cavity of the accommodating groove (2), a bevel gear five (202) is connected to the output end of the steering motor (201), a bevel gear ring (301) is connected to the outer wall of the central shaft (3), the bevel gear ring (301) is connected with the bevel gear five (202) in a meshed mode, a plurality of supporting ball heads (203) are connected to the bottom of the inner cavity of the accommodating groove (2), and the upper ends of the supporting ball heads (203) are abutted to the bottom surface of the workbench (4).

6. A machined fixture according to claim 1, wherein: arc grooves are symmetrically formed between the two clamping plates (15).