CN219026714U

CN219026714U - Blank part clamping fixture

Info

Publication number: CN219026714U
Application number: CN202223308594.1U
Authority: CN
Inventors: 曲波
Original assignee: Qingdao Zhongke Yizhi Technology Co ltd
Current assignee: Qingdao Zhongke Yizhi Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-16
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a blank part clamping fixture, which relates to the technical field of machining and comprises a base, wherein a fixed table is integrally formed at one end of the base, a moving mechanism is arranged at one side of the fixed table, a limiting mechanism is arranged in the fixed table, a plurality of equally-spaced and uniformly-distributed accommodating grooves are formed in the fixed table, and clamping mechanisms are arranged above the accommodating grooves and the moving mechanism; the clamping mechanism comprises fixed rods fixedly connected to the upper surfaces of two ends of the fixed table, pressing plates capable of moving reciprocally along the axes of the fixed rods are in sliding contact with the outer peripheral surfaces of the fixed rods, after the shaft parts are placed in the accommodating grooves, the fixed handles are rotated to compress the second springs through the pressing plates, the fixed handles are close to one end of the pressing plates to enable the fixed handles to rotate and then can limit the movement of the shaft parts through the pressing plates, and the distance between the pressing plates and the fixed table is controlled to clamp the shaft parts through the shape of the fixed handles, so that the clamping and dismounting speeds are high.

Description

Blank part clamping fixture

Technical Field

The utility model relates to the technical field of machining, in particular to a blank part clamping fixture.

Background

First boring grab belongs to one of the anchor clamps, and boring grab mainly provides the convenience when drilling for the work piece, and the drilling work of being convenient for goes on, and according to the difference of drilling work piece shape, boring grab's design also differs, and wherein, axle type part uses generally at present, and needs to drill when processing most axle type part.

Through searching, chinese patent with application number 201820453150.1 discloses a drilling fixture for shaft parts. The drilling fixture comprises a base for supporting and placing shaft parts to be processed, wherein the base is of a step structure and is provided with a drilling unit, the drilling unit comprises a mounting hole which is arranged on the base and extends along the left-right direction and is used for positioning and inserting the shaft parts to be processed, a drill hole which is vertically arranged with the mounting hole and corresponds to the mounting hole, and a fastening structure for fixing the shaft parts in the base. The base is also provided with a positioning hole which is of a long hole structure extending along the left-right direction, and the central axis of the positioning hole is arranged coplanar with the central axis of the drilling hole and the central axis of the mounting hole and is parallel to the central axis of the drilling hole. The drilling fixture further comprises a limiting pin which is used for being installed in the machined hole which is formed in the positioning hole and the shaft part in a penetrating mode and corresponds to the positioning hole. The drilling fixture with the structure can ensure that a plurality of hole site axes for machining shaft parts are positioned on the same plane, and improves the machining quality and efficiency.

Aiming at the technology, the inventor believes that when the device installs shaft parts, one end of the device needs to be installed in an installation hole on a base, the parts are fixed through the cooperation of a fastening screw and a threaded hole on the base, each shaft part needs to be limited and fixed by a corresponding fastening screw, and when a plurality of parts are punched, the parts are clamped and time is wasted.

In view of the above, the present utility model provides a blank part clamping jig.

Disclosure of Invention

The utility model aims to provide a blank part clamping fixture, which is characterized in that after a shaft part is placed in a containing groove, a fixed handle is rotated, the fixed handle compresses a second spring through a pressing plate, and the fixed handle is enabled to have a certain radian near one end of the pressing plate, so that the movement of the shaft part can be limited through the pressing plate after the fixed handle rotates, and the distance between the pressing plate and a fixed table is enabled to be changed through the shape of the fixed handle, so that the clamping and dismounting speed of the shaft part is high, and the problem in the background art is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a blank part clamping fixture comprises a base, wherein a fixed table is integrally formed at one end of the base, a moving mechanism is arranged at one side of the fixed table, a limiting mechanism is arranged in the fixed table, a plurality of containing grooves uniformly distributed at equal intervals are formed in the fixed table, and clamping mechanisms are arranged above the containing grooves and the moving mechanism;

the clamping mechanism comprises fixing rods fixedly connected to the upper surfaces of the two ends of the fixing table, and pressing plates capable of moving back and forth along the axis of the fixing rods are in sliding contact with the outer peripheral surfaces of the fixing rods.

Further, the clamping mechanism further comprises a second spring sleeved on the outer peripheral surface of the fixing rod, two ends of the second spring are fixedly connected to the upper surface of the fixing table and the lower surface of the pressing plate, one end, far away from the fixing table, of the fixing rod is rotationally connected with a fixing handle through a pin shaft, and one end, close to the pressing plate, of the fixing handle is in arc-shaped rotatable contact with the upper surface of the pressing plate.

Further, the moving mechanism comprises a sliding groove arranged at the middle position of the upper surface of the base, a screw is arranged in the sliding groove, a sliding block capable of moving reciprocally along the axis of the screw is arranged on the outer peripheral surface of the screw in a threaded manner, the upper surface of the sliding block is fixedly connected to the lower surface of the supporting seat, one end of the screw is rotationally connected to one end of the sliding groove through a bearing, the other end of the screw penetrates through a through hole at the other end of the sliding groove to be fixedly connected with a hand wheel, symmetrically arranged moving grooves are arranged on two sides of the sliding groove on the upper surface of the base, guide rods are fixedly connected to two ends of the moving grooves, and a moving block capable of moving reciprocally along the axis of the guide rods is slidingly connected to the outer peripheral surface of the guide rods.

Further, the upper surface of the supporting seat and the fixed table are positioned on the same plane, and the upper surface of the supporting seat is provided with a placement groove corresponding to the containing groove.

Further, stop gear is including seting up the through-hole that runs through the holding tank bottom in fixed station one end, is used for placing the pin in the through-hole, and the stop hole that passes fixed station one side and dead lever is seted up to pin one side of keeping away from moving mechanism, is equipped with the carriage release lever in the spacing hole, and fixed station one end fixed connection is kept away from to the carriage release lever in connecting block one side, connecting block opposite side fixedly connected with pull ring, connecting block one side fixedly connected with cover establish at the first spring of carriage release lever outer peripheral face, first spring other end fixed connection is in fixed station one side.

Further, the holding groove and the placing groove are the same as the V-shaped groove.

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

according to the blank part clamping fixture provided by the utility model, after the shaft part is placed in the accommodating groove, the fixed handle is rotated, the second spring is compressed by the pressing plate through the fixed handle, and the fixed handle is provided with a certain radian near one end of the pressing plate, so that the movement of the shaft part can be limited through the pressing plate after the fixed handle rotates, the distance between the pressing plate and the fixed table is controlled to clamp the shaft part through the change of the shape of the fixed handle, and the clamping and dismounting speeds are higher.

Drawings

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

FIG. 2 is a schematic diagram of a moving mechanism according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a spacing mechanism of the present utility model;

fig. 4 is a schematic view of the bar construction of the present utility model.

In the figure: 1. a base; 2. a fixed table; 3. a receiving groove; 4. a moving mechanism; 401. a hand wheel; 402. a sliding groove; 403. a slide block; 404. a screw rod; 405. a support base; 406. a moving groove; 407. a guide rod; 408. a moving block; 5. a limiting mechanism; 501. a stop lever; 502. a limiting hole; 503. a moving rod; 504. a first spring; 505. a connecting block; 506. a pull ring; 6. a clamping mechanism; 601. a fixed rod; 602. a second spring; 603. a pressing plate; 604. the handle is fixed.

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.

In order to solve the technical problem of clamping a plurality of shafts, as shown in fig. 1-4, the following preferred technical scheme is provided:

a blank part clamping fixture comprises a base 1, wherein a fixed table 2 is integrally formed at one end of the base 1, a moving mechanism 4 is arranged on one side of the fixed table 2, a limiting mechanism 5 is arranged in the fixed table 2, a plurality of containing grooves 3 which are uniformly distributed at equal intervals are formed in the fixed table 2, and clamping mechanisms 6 are arranged above the containing grooves 3 and the moving mechanism 4;

the clamping mechanism 6 comprises fixing rods 601 fixedly connected to the upper surfaces of the two ends of the fixing table 2, and pressing plates 603 capable of moving back and forth along the axis of the fixing rods 601 are in sliding contact with the outer peripheral surfaces of the fixing rods 601. Specifically, the shaft part is placed above the accommodating groove 3, one end of the shaft part is located below the pressing plate 603, the fixed handle 604 is rotated, the fixed handle 604 rotates along the pin shaft at one end of the fixed rod 601, when one end of the fixed handle 604 rotates, the distances between two sides and two ends of the fixed handle 604 are different relative to the pin shaft, and the whole fixed handle has a certain radian, so that after rotation, one end of the fixed handle 604 compresses the length of the second spring 602, and then the pressing plate 603 moves towards the direction of the fixed table 2, and the pressing plate 603 is matched with the accommodating groove 3 on the fixed table 2 to clamp the shaft part.

The clamping mechanism 6 further comprises a second spring 602 sleeved on the outer peripheral surface of the fixing rod 601, two ends of the second spring 602 are fixedly connected to the upper surface of the fixing table 2 and the lower surface of the pressing plate 603, one end, away from the fixing table 2, of the fixing rod 601 is rotatably connected with a fixing handle 604 through a pin shaft, and one end, close to the pressing plate 603, of the fixing handle 604 is arc-shaped and rotatably contacted with the upper surface of the pressing plate 603. Specifically, the fixed handle 604 is turned, the fixed handle 604 rotates along the pin shaft at one end of the fixed rod 601, and when one end of the fixed handle 604 rotates, the two sides and the two ends of the fixed handle 604 are at different distances relative to the pin shaft, and the whole fixed handle 604 has a certain radian, so that after the fixed handle 604 rotates, one end of the fixed handle 604 compresses the length of the second spring 602, and then the pressing plate 603 moves towards the direction of the fixed platform 2, and the pressing plate 603 is matched with the accommodating groove 3 on the fixed platform 2 to clamp shaft parts.

The moving mechanism 4 comprises a sliding groove 402 formed in the middle of the upper surface of the base 1, a screw rod 404 is arranged in the sliding groove 402, a sliding block 403 capable of moving back and forth along the axis of the screw rod 404 is arranged on the outer peripheral surface of the screw rod 404 in a threaded connection mode, the upper surface of the sliding block 403 is fixedly connected to the lower surface of a supporting seat 405, one end of the screw rod 404 is rotatably connected to one end of the sliding groove 402 through a bearing, the other end of the screw rod 404 penetrates through a through hole at the other end of the sliding groove 402 and is fixedly connected with a hand wheel 401, symmetrically-arranged moving grooves 406 are formed in two sides of the sliding groove 402 on the upper surface of the base 1, guide rods 407 are fixedly connected to two ends of the moving grooves 406, and moving blocks 408 capable of moving back and forth along the axis of the guide rods 407 are slidably connected to the outer peripheral surface of the guide rods 407. Specifically, when the hand wheel 401 is turned, the hand wheel 401 rotates to drive the screw 404 to rotate, the screw 404 rotates to drive the slide block 403 to reciprocate along the axis of the screw to drive the support seat 405 to move, and the moving blocks 408 on two sides of the bottom of the support seat 405 slide on the peripheral surface of the guide rod 407.

The upper surface of the supporting seat 405 is in the same plane with the fixed table 2, and a placing groove corresponding to the containing groove 3 is formed on the upper surface of the supporting seat 405. Specifically, the receiving groove on the supporting seat 405 is used for receiving the other end of the shaft-like component,

stop gear 5 is including seting up the through-hole that runs through the holding tank 3 bottom in fixed station 2 one end, be used for placing pin 501 in the through-hole, pin 501 is kept away from the spacing hole 502 that passes fixed station 2 one side and dead lever 601 has been seted up to moving mechanism 4 one side, be equipped with movable rod 503 in the spacing hole 502, movable rod 503 keeps away from fixed station 2 one end fixed connection in connecting block 505 one side, connecting block 505 opposite side fixedly connected with pull ring 506, connecting block 505 one side fixedly connected with cover is established at movable rod 503 outer peripheral face's first spring 504, first spring 504 other end fixed connection is in fixed station 2 one side. Specifically, the pull ring 506 is pulled to move the moving rod 503 out to expose the through hole, the stop lever 501 is placed in the through hole, the through hole on the stop lever 501 is near one end of the moving rod 503 after the stop lever 501 reaches a certain depth, the stop lever 501 is rotated to enable the moving rod 503 to be inserted into the through hole on the stop lever 501 under the elastic force of the first spring 504, and the stop lever 501 is fixed in the through hole through the moving rod 503.

The containing groove 3 and the placing groove are V-shaped grooves. Specifically, both sides of the V-shaped groove have a limiting effect on the shaft parts, and the shaft parts are prevented from deflecting and tilting during punching.

To sum up: the shaft part is placed above the accommodating groove 3, one end of the shaft part is located below the pressing plate 603, the fixed handle 604 is rotated, the fixed handle 604 rotates along the pin shaft at one end of the fixed rod 601, when one end of the fixed handle 604 rotates, the distances between two sides and two ends of the fixed handle 604 are different relative to the pin shaft, and the whole fixed handle 604 has a certain radian, so that after the fixed handle 604 rotates, one end of the fixed handle 604 compresses the length of the second spring 602, the pressing plate 603 moves towards the direction of the fixed table 2, and the pressing plate 603 is matched with the accommodating groove 3 on the fixed table 2 to clamp the shaft part.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. Blank part clamping fixture, including base (1), its characterized in that: one end of the base (1) is integrally formed with a fixed table (2), one side of the fixed table (2) is provided with a moving mechanism (4), a limiting mechanism (5) is arranged in the fixed table (2), a plurality of equally-spaced accommodating grooves (3) are formed in the fixed table (2), and clamping mechanisms (6) are arranged above the accommodating grooves (3) and the moving mechanism (4);

the clamping mechanism (6) comprises fixing rods (601) fixedly connected to the upper surfaces of the two ends of the fixing table (2), and pressing plates (603) capable of moving back and forth along the axes of the fixing rods (601) are in sliding contact with the outer peripheral surfaces of the fixing rods (601).

2. A blank part holding fixture according to claim 1, wherein: the clamping mechanism (6) further comprises a second spring (602) sleeved on the outer peripheral surface of the fixing rod (601), two ends of the second spring (602) are fixedly connected to the upper surface of the fixing table (2) and the lower surface of the pressing plate (603), one end, far away from the fixing table (2), of the fixing rod (601) is rotatably connected with a fixing handle (604) through a pin shaft, and one end, close to the pressing plate (603), of the fixing handle (604) is in arc-shaped rotatable contact with the upper surface of the pressing plate (603).

3. A blank part holding fixture according to claim 1, wherein: the utility model provides a mobile mechanism (4) is including seting up at slide groove (402) of base (1) upper surface intermediate position, be equipped with lead screw (404) in slide groove (402), lead screw (404) outer peripheral face has slider (403) that can follow lead screw (404) axis reciprocating motion through threaded connection, fixed surface connects in supporting seat (405) lower surface on slider (403), lead screw (404) one end is rotated through the bearing and is connected in slide groove (402) one end, lead screw (404) other end passes slide groove (402) other end through-hole fixedly connected with hand wheel (401), symmetrically set up in base (1) upper surface slide groove (402) both sides move groove (406), move groove (406) both ends fixedly connected with guide bar (407), guide bar (407) outer peripheral face sliding connection has movable block (408) that can follow guide bar (407) axis reciprocating motion.

4. A blank part holding fixture according to claim 3, wherein: the upper surface of the supporting seat (405) and the fixed table (2) are positioned on the same plane, and the upper surface of the supporting seat (405) is provided with a placement groove corresponding to the accommodating groove (3).

5. A blank part holding fixture according to claim 1, wherein: stop gear (5) are including seting up the through-hole that runs through holding tank (3) bottom in fixed station (2) one end, be used for placing pin (501) in the through-hole, pin (501) are kept away from stop hole (502) that pass fixed station (2) one side and dead lever (601) are seted up to one side of moving mechanism (4), be equipped with movable rod (503) in stop hole (502), fixed station (2) one end fixed connection is kept away from in movable rod (503) connecting block (505) one side, connecting block (505) opposite side fixedly connected with pull ring (506), connecting block (505) one side fixedly connected with cover is established in first spring (504) of movable rod (503) outer peripheral face, first spring (504) other end fixed connection is in fixed station (2) one side.

6. A blank part holding fixture according to claim 1, wherein: the containing groove (3) and the placing groove are V-shaped grooves.