CN219212368U

CN219212368U - Mechanical clamping bracket

Info

Publication number: CN219212368U
Application number: CN202320320924.4U
Authority: CN
Inventors: 戴玉芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-06-20
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a mechanical clamping bracket which comprises a base frame, wherein an azimuth conversion mechanism is arranged on one side of the upper part of the base frame, an auxiliary adjusting mechanism is arranged above the azimuth conversion mechanism, a safety auxiliary supporting mechanism is arranged on one side of the auxiliary adjusting mechanism, the auxiliary adjusting mechanism comprises a transmission screw rod, and one end of the transmission screw rod is provided with a bevel gear assembly. This machinery centre gripping bracket, when just using, the combination setting of transmission parts such as personnel's accessible transmission lead screw, conical gear subassembly and first lead screw sliding sleeve can bring the link to descend through first driving motor transmission connectivity, even mechanical work piece is in subaerial or other planes, personnel only need control the holder of link middle part both sides descend to the both sides of mechanical work piece, utilize the transmission action such as positive and negative lead screw, second lead screw sliding sleeve to make the holder of its both sides press from both sides tight to the work piece, then reuse above-mentioned elevation structure with the work piece hold up to wait to operate the altitude can.

Description

Mechanical clamping bracket

Technical Field

The utility model relates to the technical field of machining, in particular to a mechanical clamping bracket.

Background

Machining refers to the process of changing the external dimensions or properties of a workpiece by a mechanical device, sometimes using a clamping bracket to hold up the machine under certain conditions for convenience of personnel.

In the market, the mechanical clamping brackets are usually used by people to hold workpieces, then the workpieces are clamped and supported by the clamping mechanisms of the clamping brackets, so that the subsequent processing operation is convenient for the people, however, the mechanical field is wide in scope, so that the specification, the shape, the weight and the like of the workpieces are different, if the workpieces are assisted by manpower or other lifting mechanisms, the first workpiece clamping bracket has trouble and hidden danger, and the second workpiece clamping bracket has no trouble and hidden danger, so that the cost is increased.

Disclosure of Invention

The utility model aims to provide a mechanical clamping bracket, which solves the problems that in the prior art, a workpiece is usually held by a person and then is clamped and supported by a clamping mechanism of the clamping bracket, so that the subsequent processing operation is convenient for the person, but the mechanical field is wide in scope, the specification, the shape, the weight and the like of the workpiece are different, if the workpiece is assisted by manpower or other lifting mechanisms, the first workpiece has trouble and hidden danger, and the second workpiece has no problem of increasing the cost.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mechanical clamping bracket, includes the base frame, top one side of base frame is provided with azimuth conversion mechanism, and azimuth conversion mechanism's top is provided with auxiliary adjustment mechanism, auxiliary adjustment mechanism's one side is provided with the safety and assisted the support mechanism, auxiliary adjustment mechanism includes the transmission lead screw, and the one end of transmission lead screw is provided with the conical gear subassembly, the one end of conical gear subassembly is provided with first driving motor, the one side periphery of transmission lead screw is provided with first lead screw sliding sleeve, and the side of first lead screw sliding sleeve is fixed with the link, one side tip of link is provided with second driving motor, and the side of second driving motor is provided with positive and negative lead screw, the middle part both sides of positive and negative lead screw are provided with the second lead screw sliding sleeve, and the below of second lead screw sliding sleeve is fixed with the holder.

Preferably, the connecting frame forms a vertical lifting structure through a transmission screw rod, a bevel gear assembly, a first driving motor, a first screw rod sliding sleeve and an azimuth conversion mechanism, and the connecting frame is fixedly connected with the first screw rod sliding sleeve.

Preferably, the clamping piece forms an alignment transmission structure through the second driving motor, the positive and negative screw rod, the second screw rod sliding sleeve and the connecting frame, and the clamping piece is symmetrically distributed along the vertical central axis of the positive and negative screw rod.

Preferably, the azimuth conversion mechanism comprises an assembly cylinder, a rotary inner cylinder is arranged in the assembly cylinder, a rotary outer cylinder is arranged on the periphery of the rotary inner cylinder, and a connecting rod is arranged above the rotary outer cylinder.

Preferably, the connecting rod forms a circumferential rotation structure with the rotating outer cylinder and the assembly cylinder through the rotating inner cylinder, and the rotating outer cylinder is connected with the connecting rod.

Preferably, the safety auxiliary support mechanism comprises a rotating component, an inner rod is arranged below the rotating component, positioning holes are distributed in the side edges of the inner rod, an outer bracket is arranged on the periphery of the inner rod, a pin bolt is arranged on the side edge of the outer bracket, and a shock absorption cushion is arranged above one side of the outer bracket.

Preferably, the outer bracket, the pin bolt and the inner rod form a bolt rod positioning structure through the positioning hole, and the inner rod is in rotary connection with the rotary component.

Compared with the prior art, the utility model has the beneficial effects that: this machinery centre gripping bracket, when just using, the combination setting of transmission parts such as personnel's accessible transmission lead screw, conical gear subassembly and first lead screw sliding sleeve can bring the link to descend through first driving motor transmission connectivity, even mechanical work piece is in subaerial or other planes, personnel only need control the holder of link middle part both sides to descend to mechanical work piece's both sides, utilize the transmission action such as positive and negative lead screw, second lead screw sliding sleeve to make the holder of its both sides press from both sides tight to the work piece, then reuse above-mentioned elevation structure with the work piece hold up to wait to operate the altitude can, avoided artifical or other lifting means's auxiliary hold up.

Through the rotating structure between the rotating inner cylinder and the rotating outer cylinder, after the mechanical workpiece is clamped and supported, a person can randomly change the facing direction of the connecting frame and the mechanical workpiece on the connecting frame by utilizing the structure of the connecting frame, so that the subsequent procedure operation of the person is facilitated.

After the auxiliary adjusting mechanism supports the workpiece, in order to avoid the phenomenon that the workpiece loosens and falls in the processing or operating process, personnel can move the outer brackets at two sides to an angle facing the workpiece through the rotating assembly, then according to different shapes of the workpiece, the outer brackets are adjusted to the position close to the lower part of the workpiece through the adjustment of the distributed positioning holes and the pins, and therefore personal safety in the processing process is guaranteed.

Drawings

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

FIG. 2 is a schematic view of the auxiliary adjusting mechanism of the present utility model;

FIG. 3 is a schematic view of a partial structure of an auxiliary adjusting mechanism according to the present utility model;

fig. 4 is a schematic structural view of the safety auxiliary supporting mechanism of the present utility model.

In the figure: 1. a base frame; 2. an azimuth conversion mechanism; 201. an assembly barrel; 202. rotating the inner cylinder; 203. rotating the outer cylinder; 204. a connecting rod; 3. an auxiliary adjustment mechanism; 301. a transmission screw rod; 302. a bevel gear assembly; 303. a first driving motor; 304. the first screw rod sliding sleeve; 305. a connecting frame; 306. a second driving motor; 307. a positive and negative screw rod; 308. a second screw rod sliding sleeve; 309. a clamping member; 4. a safety auxiliary supporting mechanism; 401. a rotating assembly; 402. an inner rod; 403. positioning holes; 404. an outer bracket; 405. a pin bolt; 406. and (5) a cushioning pad.

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 utility model provides a technical solution: the mechanical clamping bracket comprises a base frame 1, wherein an azimuth conversion mechanism 2 is arranged on one side above the base frame 1, an auxiliary adjusting mechanism 3 is arranged above the azimuth conversion mechanism 2, a safety auxiliary supporting mechanism 4 is arranged on one side of the auxiliary adjusting mechanism 3, the azimuth conversion mechanism 2 comprises an assembly cylinder 201, a rotary inner cylinder 202 is arranged inside the assembly cylinder 201, a rotary outer cylinder 203 is arranged on the periphery of the rotary inner cylinder 202, a connecting rod 204 is arranged above the rotary outer cylinder 203, the connecting rod 204 forms a circumferential rotation structure with the rotary outer cylinder 203 and the assembly cylinder 201 through the rotary inner cylinder 202, the rotary outer cylinder 203 is connected with the connecting rod 204, and after a mechanical workpiece is clamped and supported through the rotation structure between the rotary inner cylinder 202 and the rotary outer cylinder 203, a person can randomly convert the orientation of a connecting frame 305 and the mechanical workpiece on the connecting frame by utilizing the structure, so that the subsequent procedure operation of the person can be facilitated; the auxiliary adjusting mechanism 3 comprises a transmission screw 301, one end of the transmission screw 301 is provided with a bevel gear assembly 302, one end of the bevel gear assembly 302 is provided with a first driving motor 303, one side periphery of the transmission screw 301 is provided with a first screw sliding sleeve 304, the side edge of the first screw sliding sleeve 304 is fixedly provided with a connecting frame 305, the connecting frame 305 forms a vertical lifting structure with the first screw sliding sleeve 304 and the azimuth conversion mechanism 2 through the transmission screw 301, the bevel gear assembly 302, the first driving motor 303, the connecting frame 305 and the first screw sliding sleeve 304 are fixedly connected, one side end of the connecting frame 305 is provided with a second driving motor 306, the side edge of the second driving motor 306 is provided with a positive and negative screw 307, two sides of the middle part of the positive and negative screw 307 are provided with a second screw sliding sleeve 308, the lower part of the second screw sliding sleeve 308 is fixedly provided with a clamping piece 309, the clamping pieces 309 form a positioning transmission structure through the second driving motor 306, the front and back screw rods 307, the second screw rod sliding sleeve 308 and the connecting frame 305, the clamping pieces 309 are symmetrically distributed along the vertical central axis of the front and back screw rods 307, when the lifting device is used for the first time, a person can drive the connecting frame 305 to descend through the transmission of the first driving motor 303 through the combined arrangement of the transmission screw rods 301, the conical gear assemblies 302, the first screw rod sliding sleeve 304 and other transmission parts, even if the mechanical workpiece is on the ground or other planes, the person only needs to control the clamping pieces 309 on two sides of the middle part of the connecting frame 305 to descend to two sides of the mechanical workpiece, the clamping pieces 309 on two sides of the mechanical workpiece are clamped by the transmission actions of the front and back screw rods 307, the second screw rod sliding sleeve 308 and the like, and then the lifting structure is used for lifting the workpiece to the height to be operated, so that the auxiliary lifting of the person or other lifting devices is avoided; the safety auxiliary support mechanism 4 comprises a rotating assembly 401, an inner rod 402 is arranged below the rotating assembly 401, positioning holes 403 are distributed in the side edges of the inner rod 402, an outer bracket 404 is arranged on the periphery of the inner rod 402, a pin 405 is arranged on the side edge of the outer bracket 404, a shock absorption cushion 406 is arranged above one side of the outer bracket 404, the pin 405 and the inner rod 402 form a pin positioning structure through the positioning holes 403, the inner rod 402 and the rotating assembly 401 are in rotary connection, after the workpiece is supported by the auxiliary adjusting mechanism 3, in order to avoid the phenomenon that the workpiece loosens and falls in the machining or operating process, a person can move the outer brackets 404 on two sides to an angle facing the workpiece through the rotating assembly 401, and then according to different shapes of the workpiece, the outer brackets 404 are adjusted to the position close to the lower part of the workpiece through adjustment of the distributed positioning holes 403 and the pin 405, so that the safety of the person in the machining process is ensured.

Working principle: when the mechanical clamping bracket is initially used, a person can drive the connecting frame 305 to descend through the transmission connection of the transmission screw 301, the bevel gear assembly 302, the first screw sliding sleeve 304 and other transmission components by the first driving motor 303, even if the mechanical workpiece is on the ground or other planes, the person only needs to control the clamping pieces 309 on two sides of the middle part of the connecting frame 305 to descend to two sides of the mechanical workpiece, the clamping pieces 309 on two sides of the mechanical clamping bracket clamp the workpiece by utilizing the transmission actions of the positive and negative screw 307, the second screw sliding sleeve 308 and the like, then the workpiece is lifted to the height to be operated by utilizing the lifting structure, so that the auxiliary lifting of the manual work or other lifting devices is avoided, then after the auxiliary adjusting mechanism 3 lifts the workpiece, in order to avoid the phenomenon of loosening and falling of the workpiece in the processing or operating process, the person can move the outer brackets 404 on two sides to angles facing the workpiece by the rotating assembly 401, then according to the shape of the workpiece, the workpiece is adjusted to the positions of the brackets under the inner cylinder of the workpiece by the distributed positioning holes 403 and pins 405, the workpiece is ensured, finally the workpiece is safely lifted to the workpiece by the lifting structure, and the workpiece is rotated by the outer cylinder 203, and the subsequent workpiece can be conveniently connected with the mechanical bracket by the rotating structure 203.

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

1. A mechanical clamping bracket comprising a base frame (1), characterized in that: the utility model discloses a base frame, including base frame (1), including base frame, first lead screw (301) and second lead screw (308), base frame (1) top one side is provided with azimuth conversion mechanism (2), and the top of azimuth conversion mechanism (2) is provided with auxiliary adjustment mechanism (3), one side of auxiliary adjustment mechanism (3) is provided with safe auxiliary support mechanism (4), auxiliary adjustment mechanism (3) include transmission lead screw (301), and the one end of transmission lead screw (301) is provided with conical gear assembly (302), the one end of conical gear assembly (302) is provided with first driving motor (303), one side periphery of transmission lead screw (301) is provided with first lead screw sliding sleeve (304), and the side of first lead screw sliding sleeve (304) is fixed with link (305), one side tip of link (305) is provided with second driving motor (306), and the side of second driving motor (306) is provided with positive and negative lead screw (307), the middle part both sides of positive and negative lead screw (307) are provided with second lead screw sliding sleeve (308), and the below of second lead screw sliding sleeve (308) is fixed with clamping piece (309).

2. A mechanical clamping bracket according to claim 1, wherein: the connecting frame (305) forms a vertical lifting structure with the first screw sliding sleeve (304) and the azimuth conversion mechanism (2) through the transmission screw (301), the bevel gear assembly (302), the first driving motor (303), and the connecting frame (305) is fixedly connected with the first screw sliding sleeve (304).

3. A mechanical clamping bracket according to claim 1, wherein: the clamping piece (309) forms a counterpoint transmission structure through the second driving motor (306), the positive and negative screw rod (307), the second screw rod sliding sleeve (308) and the connecting frame (305), and the clamping piece (309) is symmetrically distributed along the vertical central axis of the positive and negative screw rod (307).

4. A mechanical clamping bracket according to claim 1, wherein: the azimuth conversion mechanism (2) comprises an assembly cylinder (201), a rotary inner cylinder (202) is arranged in the assembly cylinder (201), a rotary outer cylinder (203) is arranged on the periphery of the rotary inner cylinder (202), and a connecting rod (204) is arranged above the rotary outer cylinder (203).

5. A mechanical clamping bracket according to claim 4, wherein: the connecting rod (204) forms a circumferential rotation structure with the rotating outer cylinder (203) and the assembling cylinder (201) through the rotating inner cylinder (202), and the rotating outer cylinder (203) is connected with the connecting rod (204).

6. A mechanical clamping bracket according to claim 1, wherein: the safety auxiliary support mechanism (4) comprises a rotating assembly (401), an inner rod (402) is arranged below the rotating assembly (401), positioning holes (403) are distributed in the side edge of the inner rod (402), an outer bracket (404) is arranged on the periphery of the inner rod (402), a pin bolt (405) is arranged on the side edge of the outer bracket (404), and a damping cushion (406) is arranged above one side of the outer bracket (404).

7. A mechanical clamping bracket according to claim 6, wherein: the outer bracket (404) forms a bolt rod positioning structure with the bolt (405) and the inner rod (402) through the positioning hole (403), and the inner rod (402) is in rotary connection with the rotary component (401).