CN218136467U

CN218136467U - Multifunctional mechanical clamp

Info

Publication number: CN218136467U
Application number: CN202222254745.3U
Authority: CN
Inventors: 李慎勇; 许添福; 黄志文; 罗永华; 曾燕玲
Original assignee: SHAOGUAN CITY INSTITUTE OF TECHNICIAN
Current assignee: SHAOGUAN CITY INSTITUTE OF TECHNICIAN
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-12-27
Anticipated expiration: 2032-08-25

Abstract

The utility model relates to a multifunctional mechanical fixture. Multifunctional mechanical fixture include: the device comprises a fixing mechanism, a clamping mechanism and a correcting mechanism; the clamping mechanism comprises a fixed jaw, a movable jaw, a sliding guide rail and a replaceable clamp body, wherein the fixed jaw is fixed on the fixed mechanism, the movable jaw can slide on the fixed jaw, and the replaceable clamp body and the fixed jaw can be relatively close to or far away from each other, so that clamping or loosening action is realized. Multifunctional machinery anchor clamps have simple structure, the clamping machined part is convenient, easy location, easy correction, the advantage of the machined part of multi-functional clamping different grade type.

Description

Multifunctional mechanical clamp

Technical Field

The utility model relates to an anchor clamps technical field especially relates to a multifunctional mechanical fixture.

Background

The jig is a device for fixing a processing object to occupy a correct position to receive construction or inspection in a machine manufacturing process. In the machining process, a clamp is particularly needed to fix a machining object in occasions such as linear cutting, general milling, numerical control milling, drilling machines, grinding machines and the like, so that the machining object can be accurately positioned, and the machining precision is improved.

However, in the existing processing technology, workpieces with different shapes are often processed, the shapes and types of the processed workpieces are various in the processing process, a common clamp is not easy to clamp, and a processing cutter is not easy to correct and position, so that processing is asymmetric and deformed, the processing efficiency is low, and the rejection rate is high.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims to provide a multifunctional mechanical fixture, it has simple structure, and the clamping machined part is convenient, easy location, and the cutter is easily rectified, the advantage of the machined part of multi-functional clamping different grade type.

A multifunctional mechanical clamp is characterized in that: comprises a fixing mechanism, a clamping mechanism and a correcting mechanism;

the fixing mechanism comprises a base, the base comprises a base body and fixing flanges, the base body is rectangular, the fixing flanges are fixed at two ends of the base body, and one side of the base body is provided with a fixing chute;

the clamping mechanism comprises a fixed jaw, a movable jaw, a sliding guide rail and a replaceable clamp body,

the fixed jaw comprises a fixed jaw body and a fixed guide rail, the fixed guide rail is fixed on one side of the fixed jaw body, the fixed guide rail is matched with the fixed chute, the fixed jaw is detachably fixed on the base,

the sliding guide rail is fixed on the fixed jaw and is cuboid and provided with a sliding guide rail groove; the movable jaw is cuboid and is provided with a movable slide rail on the side surface, the movable slide rail is matched with the slide guide rail groove, and the movable jaw can do linear sliding motion on the slide guide rail; the replaceable clamp body is detachably fixed on the movable jaw, and can do linear sliding motion along with the movable jaw to clamp or release the clamping mechanism;

the correcting mechanism is fixed at the right front end of the fixed jaw.

Multifunctional mechanical fixture, through the detachable fixing of ingenious design regular jaw on the base, simple to operate, the detachable fixing of interchangeable anchor clamps body is kept silent at the activity, can the different machined parts of multi-functional clamping, still set up the correctional agency and guarantee the machining accuracy, simple structure, convenient operation, the cost of manufacture is low.

Further, fixed establishment still includes the kicking block, fixed spout is the dovetail, fixed guide is the dovetail, fixed spout one side is equipped with the kicking block fixed slot for place the kicking block, but the kicking block chucking or transfer the pine fixed jaw with the fixed relation between the base body. The dovetail groove is better in stability, the fixing stability of the clamp can be improved, the top block is used for clamping and fixing the jaw, and the dovetail groove is simple and firm in structure.

Further, the fixed jaw body is in a step shape and comprises a first step, a second step and a fixed boss which are sequentially arranged, the sliding guide rail is fixed on the first step, the second step is a sliding area of the replaceable clamp body and a clamping area of a processed workpiece, and the fixed boss and the replaceable clamp body can be relatively close to or far away from each other, so that clamping or loosening actions are realized. The fixed jaw is divided into a first step, a second step and a fixed boss, so that the disassembly and the assembly of other parts are facilitated, and the purpose of quick change is achieved.

Furthermore, the movable slide rail is in a dovetail shape, and the slide guide rail groove is a dovetail groove. The clamp is more stable in clamping and higher in precision.

Furthermore, the clamping mechanism also comprises a fixed block and a screw rod; the fixed block is fixed boss one side, the screw rod passes the fixed block with fixed keeping silent with the screw rod transmission of activity keeping silent is connected. The screw transmission connection is more stable, the axial virtual position is less, and the clamp is more stable in clamping.

Further, the correction mechanism comprises a first correction accessory and a second correction accessory, the first correction accessory and the second correction accessory are both in a cuboid block shape and smooth in surface, the first correction accessory is fixed to the front end of the fixing boss, the second correction accessory is fixed to one side of the fixing boss, and the first correction accessory and the second correction accessory are perpendicular to each other. The first correction accessory and the second correction accessory are arranged, so that the cutter can be operated more conveniently when the cutter is corrected to be vertical, and the efficiency is improved.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of an overall structure of a multifunctional mechanical fixture according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a base and a top block according to an embodiment of the present application;

FIG. 3 is another side view, partially cross-sectional view of the multi-function mechanical clamp of the present application in accordance with an embodiment;

FIG. 4 is a schematic view of a fixed jaw configuration according to an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of the movable jaw, the guide rail and the replaceable clamp body according to the embodiment of the application.

Detailed Description

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Examples

Referring to fig. 1, a multifunctional mechanical clamp includes a fixing mechanism 1, a clamping mechanism 2, and a correcting mechanism 3. Fixing mechanism 1 is detachable to be fixed on the workstation of processing equipment, fixture 2 and the detachable fixed connection of fixing mechanism 1, and fixture 2 is used for the centre gripping by the processing work piece, and 3 detachable fixes in the right front end of fixture 2 of aligning gear for rectify the straightness that hangs down between the cutter of processing equipment and the anchor clamps.

Referring to fig. 1 and 2, the fixing mechanism 1 includes a base 11 and a top block 12. The base 11 includes a base body 111 and a fixing flange 112, the base body 111 is a cuboid, and the fixing flanges 111 are fixed at two ends of the base body 111 and detachably connected to the processing equipment. The base body 111 one side is equipped with fixed spout 1110, and in this embodiment, the perpendicular base body 111 of fixed spout 1110 axial direction, the parallel base body 111 side of radial direction, fixed spout 1110 is the dovetail, and dovetail stability is high for detachable fixed fixture 2 can improve fixture 2's reliability, and then promotes the machining precision of anchor clamps. Base body 111 still is equipped with kicking block fixed slot 1112, kicking block fixed slot 1112 is established in fixed spout 1110 one side, be used for placing kicking block 12, kicking block 12 can chucking fixture 2 and base body 111, in this embodiment, kicking block fixed slot 1112 bottom still is equipped with the screw hole and pierces through base body 111 opposite side, kicking block 12 is the cuboid form, fixture 2 one end is placed on fixed spout 1110, kicking block 12 card advances kicking block fixed slot 1112, pass screw hole locking kicking block 12 through using the screw, and then the fixed relation between chucking fixture 2 and the base, when needs are disassembled, it just can transfer the fixed relation between fixture 2 and the base to unscrew the screw.

Referring to fig. 1, 2, 3 and 4, the clamping mechanism 2 includes a fixed jaw 21, a movable jaw 22, a sliding guide 23, an interchangeable clamp body 24, a fixed block 25 and a screw 26. The fixed jaw 21 includes a fixed jaw body 211 and a fixed rail 212, the fixed rail 212 is fixed on one side of the fixed jaw body 211, the fixed rail 212 is matched with the fixed chute 1110, and in this embodiment, the fixed rail 212 is a dovetail rail. The fixed jaw body 211 is stepped and comprises a first stage 2111, a second stage 2112 and a fixed boss 2113 which are sequentially arranged, wherein the first stage 2111 is used for fixing the sliding guide rail 23, and the second stage 2112 is used as a sliding area of the replaceable clamp body 24 and a clamping area for accommodating a workpiece to be processed and is used for clamping the workpiece to be processed. The fixing boss 2113 and the replaceable clamp body 24 work together to clamp a workpiece.

Referring to fig. 5 again, the slide rail 23 is rectangular and has a slide rail groove 230, in this embodiment, the slide rail groove 230 is a dovetail groove, the slide rail 23 is fixed to the first stage 2111, one side surface of the slide rail 23 is attached to one side surface of the first stage 2111, and the other side surface of the slide rail 23 is on the same plane as one side surface of the second stage 2112. The movable jaw 22 is a rectangular block and has a movable slide rail 221 on a side surface thereof, in this embodiment, the movable slide rail 221 is matched with the slide rail groove 230, so that the movable jaw 22 can make a linear sliding motion on the slide rail 23. The replaceable clamp body 24 is rectangular, in this embodiment, one side surface of the replaceable clamp body 24 is provided with sawteeth for directly contacting a workpiece with a corresponding shape, the replaceable clamp body 24 can be in other shapes and forms, corresponding transformation can be performed according to the shape of the workpiece, and the other side surface of the replaceable clamp body 24 is detachably connected with the movable jaw 22.

Referring to fig. 3, 4 and 5, the movable jaw 22 is further provided with a movable connection hole 220, the fixed jaw 21 is provided with a through hole 210, the fixed block 25 is in a rectangular block shape and is fixed on one side of the fixed boss 2113 of the fixed jaw 21, the fixed block 25 is provided with a fixed through hole 250, the screw 26 sequentially passes through the fixed through hole 250, the through hole 210 and the movable connection hole 220 and then forms a screw transmission connection with the movable jaw 22, and the fixed block 25 is used for limiting the forward and backward movement of the screw 26 and only allows the screw 26 to rotate. When the screw 26 is rotated, the movable jaw 22 can make a linear sliding motion in the sliding guide groove 230 of the sliding guide 23, and further the replaceable clamp body 24 is driven to make a linear sliding motion, so that the replaceable clamp body 24 and the fixed boss 2113 of the fixed jaw 21 are relatively close to or far away from each other, and a clamping or loosening action is realized.

Referring to fig. 1, the correction mechanism 3 includes a first correction accessory 31 and a second correction accessory 32, the first correction accessory 31 and the second correction accessory 32 are both in the shape of a rectangular block and have smooth surfaces, the first correction accessory 31 is fixed on the front end face of the fixing boss 2113, the second correction accessory 32 is fixed on the right side face of the fixing boss 2113, and the first correction accessory 31 and the second correction accessory 32 are perpendicular to each other. Before processing, the cutter is contacted with a cutter of processing equipment, and whether the verticality of the cutter is consistent with the first correcting accessory 31 and the second correcting accessory 32 is manually and visually observed.

Referring to fig. 1 to 5, a multifunctional mechanical clamp works according to the following principle: fixing the mechanical clamp on a processing device, enabling a cutter of the processing device to contact with the first correction accessory 31 and the second correction accessory 32 to correct the verticality, then installing and fixing the replaceable clamp body 24 matched with the shape of the processed workpiece on the movable jaw 22, rotating the screw 26 in the forward direction to enable the movable jaw 22 to slide towards the fixed boss 2113, enabling the replaceable clamp body 24 to be close to the fixed boss 2113, further clamping the processed workpiece, and finally processing the processed workpiece. After the machining is finished, the screw 26 is rotated reversely, so that the movable jaw 22 slides in a direction opposite to the fixed boss 2113, and the replaceable clamp body 24 is separated from the fixed boss 2113, so that the clamped workpiece is loosened.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, to those skilled in the art, changes and modifications may be made without departing from the spirit of the invention, and it is intended that the invention also encompass such changes and modifications.

Claims

1. A multifunctional mechanical clamp is characterized in that: comprises a fixing mechanism, a clamping mechanism and a correcting mechanism;

the sliding guide rail is fixed on the fixed jaw and is in a cuboid shape and provided with a sliding guide rail groove; the movable jaw is cuboid and is provided with a movable slide rail on the side surface, the movable slide rail is matched with the slide guide rail groove, and the movable jaw can do linear sliding motion on the slide guide rail; the replaceable clamp body is detachably fixed on the movable jaw, and can do linear sliding motion along with the movable jaw to clamp or release the clamping mechanism;

the correcting mechanism is fixed at the front end of the fixed jaw.

2. The multi-function mechanical clamp of claim 1, wherein: the fixed mechanism further comprises an ejector block, the fixed chute is a dovetail groove, the fixed guide rail is in a dovetail shape, an ejector block fixing groove is formed in one side of the fixed chute and used for placing the ejector block, and the ejector block can be clamped or loosened to fix the jaw with the base body.

3. A multi-function mechanical clamp as claimed in claim 2, wherein: the fixed jaw body is in a step shape and comprises a first step, a second step and a fixed boss which are sequentially arranged, the sliding guide rail is fixed on the first step, the second step is a sliding area of the replaceable clamp body and a clamping area of a processed workpiece, and the fixed boss and the replaceable clamp body can be relatively close to or far away from each other, so that clamping or loosening actions are realized.

4. A multi-function mechanical clamp as claimed in claim 3, wherein: the movable slide rail is in a dovetail shape, and the slide guide rail groove is a dovetail groove.

5. The multi-function mechanical clamp of claim 4, wherein: the clamping mechanism further comprises a fixing block and a screw rod; the fixed block is fixed on one side of the fixed boss, and the screw penetrates through the fixed block and the fixed jaw and is in transmission connection with the movable jaw screw.

6. The multi-function mechanical clamp of claim 5, wherein: the correcting mechanism comprises a first correcting accessory and a second correcting accessory, wherein the first correcting accessory and the second correcting accessory are both in a cuboid block shape, the surfaces of the first correcting accessory and the second correcting accessory are smooth, the first correcting accessory is fixed to the front end of the fixing boss, the second correcting accessory is fixed to one side of the fixing boss, and the first correcting accessory and the second correcting accessory are perpendicular to each other.