CN222944302U

CN222944302U - Multi-station limiting bracket feeding die

Info

Publication number: CN222944302U
Application number: CN202421361877.9U
Authority: CN
Inventors: 赵爱玲; 应建中
Original assignee: Ningbo Tuxing Auto Parts Co ltd
Current assignee: Ningbo Tuxing Auto Parts Co ltd
Priority date: 2024-06-14
Filing date: 2024-06-14
Publication date: 2025-06-06
Anticipated expiration: 2034-06-14

Abstract

The utility model discloses a multi-station limiting support feeding die which comprises a lower die, wherein a guide channel is formed in the upper side of the lower die, two limiting rods which are oppositely arranged are arranged in the lower die, positioning grooves used for the limiting rods to pass through are formed in the two side walls of the guide channel, a shaft post is fixedly arranged on the inner wall of the positioning groove, the limiting rods are rotatably arranged on the surface of the shaft post, and a linkage unit used for keeping the two limiting rods to rotate synchronously and a spring used for driving the two limiting rods to rotate towards the middle part of the guide channel are arranged on the lower die and in the positioning groove. When the automobile part is processed, the automobile part moves along the direction of the guide channel towards the punching groove, the automobile part is kept to be always in the middle position under the action of the limiting rod through the limiting rod, and when the tail of the automobile part moves to the limiting rod, the two limiting rods are abutted against the side wall of the tail of the automobile part again under the action of the spring, so that the limiting operation of the automobile part is automatically realized, and the processing precision is improved.

Description

Multi-station limiting bracket feeding die

Technical Field

The utility model relates to the technical field of feeding dies, in particular to a multi-station limiting bracket feeding die.

Background

The progressive die is also called a progressive die and consists of a plurality of stations, wherein the stations are sequentially associated to finish different processing, and a series of different punching processing is finished in one stroke of the punching machine.

Chinese patent (patent No. CN 220554868U) discloses a steering column upper bracket progressive die, which comprises a lower die, wherein a conveying channel is formed in the top of the lower die, a limiting mechanism is arranged on the inner wall of the conveying channel, the limiting mechanism comprises a placement groove (6), the placement groove (6) is formed in the back surface of the inner wall of the conveying channel, and a fixing rod is fixedly connected to the bottom of the inner wall of the placement groove (6). According to the utility model, the raw materials can be limited through the limiting plate, so that the raw materials can move in the straight line direction on the conveying channel, and the punching precision and the production quality are improved.

However, when the automobile part shown in fig. 1 is processed, the hole site to be processed is located at the middle position due to the fact that the head of the automobile part is wide and the tail of the automobile part is narrow, so that when the limiting mechanism is processed by the equipment, the side face of the tail cannot be automatically limited when the limiting mechanism is moved from the head of the automobile part to the tail of the automobile part, manual adjustment is needed, the processing efficiency is affected, meanwhile, the hole site to be processed is measured again, the adjustment size is determined, and the equipment is complicated.

Disclosure of utility model

In order to solve at least one technical problem mentioned in the background art, the utility model aims to provide a multi-station limiting bracket feeding die which automatically adjusts to carry out limiting operation when the sizes of automobile parts are changed.

In order to achieve the purpose, the multi-station limiting support feeding die comprises a lower die, a guide channel is formed in the upper side of the lower die, punching grooves are formed in the inner wall of the bottom of the guide channel, limiting mechanisms are arranged on the side walls of the guide channel, each limiting mechanism comprises two limiting rods which are oppositely arranged, a mounting groove used for the limiting rods to penetrate is formed in the lower die and located on the two side walls of the guide channel, a shaft column is fixedly mounted on the inner wall of each mounting groove, the limiting rods are rotatably mounted on the surface of the shaft column, and a linkage unit used for keeping the two limiting rods to rotate synchronously and a spring used for driving the two limiting rods to rotate in the middle of the guide channel are mounted on the lower die and located in the mounting grooves.

Further, the linkage unit includes two guide bars that are parallel to each other of fixed mounting at lower mould width direction middle part, two common slidable mounting has the slider on the guide bar, the slider both sides are articulated to have the connecting rod, one side that the slider was kept away from to the connecting rod articulates there is the transfer pole, the spring is installed on the guide bar, spring one side and slider fixed connection, fixed mounting has the stopper that is used for guiding the transfer pole and removes along the lower mould width direction on the lower mould, one side fixed mounting that the transfer pole kept away from the connecting rod has the push pedal, the gag lever post is located one side and the push pedal butt of settling tank.

Further, the axial direction of the guide rod is parallel to the length direction of the lower die.

Further, the guide rod is arranged on one side of the guide channel and is rotatably provided with a roller, and the axial direction of the roller is perpendicular to the bottom wall surface of the guide channel.

Further, the limiting rod is connected with the pushing plate through a bearing rod, the bearing rod is fixedly connected with the limiting rod, a sleeve is rotatably arranged on the surface of the bearing rod, and the sleeve is in butt joint with the pushing plate.

Further, two guide rods are provided with baffle plates in a sliding mode, one side, away from the sliding block, of the spring is fixedly arranged on the baffle plates, and the lower die is provided with a positioning unit for adjusting the position of the baffle plates.

Further, the positioning unit comprises a threaded rod rotatably mounted on the lower die, a threaded hole matched with the threaded rod in a threaded mode is formed in the baffle, and a driving piece for driving the threaded rod to rotate is mounted on the lower die.

Compared with the prior art, the utility model has the beneficial effects that when the automobile part is processed, the automobile part is firstly placed in the guide channel and then moves along the guide channel towards the punching groove, and the two limiting rods are propped up by passing through the limiting rods in the middle, and the two limiting rods are oppositely arranged and synchronously rotated under the action of the linkage unit, so that when the automobile part pushes the two limiting rods, the limiting rods are positioned at any position and are symmetrical relative to the middle part of the width direction of the lower die, and further, the automobile part is kept at the middle position all the time under the action of the limiting rods, and when the tail part of the automobile part moves to the limiting rods, the two limiting rods are propped against the side wall of the tail part of the automobile part again under the action of the spring, thereby automatically realizing the limiting operation of the automobile part and improving the processing precision.

Drawings

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

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic view of a spacing mechanism according to the present utility model;

Fig. 4 is a schematic diagram of a linkage unit according to the present utility model.

In the figure, 1, a lower die; 2, a guide channel, 3, a punching groove, 4, a limiting mechanism, 5, a limiting rod, 6, a setting groove, 7, a shaft post, 8, a linkage unit, 81, a guide rod, 82, a sliding block, 83, a connecting rod, 84, a transmission rod, 85, a limiting block, 86, a push plate, 9, a spring, 10, a roller, 11, a bearing rod, 12, a sleeve, 13, a baffle plate, 14, a threaded rod, 15, a threaded hole, 16 and a driving piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments 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. 2, the embodiment provides a multi-station limiting bracket feeding die, which comprises a lower die 1, wherein a guide channel 2 is arranged on the upper side of the lower die 1, a punching groove 3 is arranged on the inner wall of the bottom of the guide channel 2, and a limiting mechanism 4 is arranged on the side wall of the guide channel 2. The product to be processed moves along the guide channel 2 towards the punching groove 3, so that the situation that the punching position is not corresponding due to overlarge deviation of the processed product in the moving process is reduced, and therefore limiting operation is performed on the processed product by the limiting mechanism 4, and movement of two sides of the processed product is limited.

The concrete structure is, stop gear 4 includes two gag lever posts 5 that set up relatively, and the mounting groove 6 that is used for gag lever post 5 to pass is all offered to the inside and being located guide way 2 both sides wall of lower mould 1, and mounting groove 6 inner wall fixed mounting has a pedestal 7, and gag lever post 5 rotates to be installed on the pedestal 7 surface, and the linkage unit 8 that is used for keeping two gag lever posts 5 synchronous rotation is installed on lower mould 1 and be located mounting groove 6, with be used for driving two gag lever posts 5 to guide way 2 middle part pivoted spring 9.

When the automobile part in fig. 1 is processed, the automobile part is firstly placed in the guide channel 2, then moves along the guide channel 2 towards the punching groove 3, passes through the limiting rods 5 in the middle, and is propped up against the two limiting rods 5, because the two limiting rods 5 are oppositely arranged and synchronously rotate under the action of the linkage unit 8, when the automobile part pushes away the two limiting rods 5, the limiting rods 5 are positioned at any position and are symmetrical relative to the middle part of the width direction of the lower die 1, the automobile part is kept at the middle position all the time under the action of the limiting rods 5, and when the tail of the automobile part moves to the limiting rods 5, the two limiting rods 5 are propped against the tail side wall of the automobile part again under the action of the spring 9, so that the limiting operation of the automobile part is automatically realized, and the processing precision is improved.

Referring to fig. 3 and 4, the linkage unit 8 includes two parallel guide rods 81 fixedly installed in the middle of the width direction of the lower die 1, the guide rods 81 are axially parallel to the length direction of the lower die 1, a sliding block 82 is slidably installed on the two guide rods 81, two sides of the sliding block 82 are hinged with connecting rods 83, one side of the connecting rod 83 away from the sliding block 82 is hinged with a transmission rod 84, a spring 9 is installed on the guide rod 81, one side of the spring 9 is fixedly connected with the sliding block 82, a limiting block 85 for guiding the transmission rod 84 to move along the width direction of the lower die 1 is fixedly installed on the lower die 1, a push plate 86 is fixedly installed on one side of the transmission rod 84 away from the connecting rod 83, and one side of the limiting rod 5 located in the placement groove 6 is abutted against the push plate 86.

When the automobile part pushes the two limiting rods 5 to rotate around the shaft posts 7 respectively, the limiting rods 5 push the push plates 86 to move towards the connecting rods 83, and then the transmission rods 84 are driven to move together, as can be seen in fig. 4, the axes of the two connecting rods 83 form an included angle, when the transmission rods 84 move, one ends of the two connecting rods 83 far away from the sliding blocks 82 are pushed to synchronously approach each other, the sliding blocks 82 are pushed to move towards the direction far away from the transmission rods 84, the sliding blocks 82 move to drive the springs 9 to stretch, so that the two limiting rods 5 are abutted against two sides of the automobile part under the action of elastic potential energy of the springs 9, and when the two limiting rods 5 suddenly lose contact with the head side walls of the automobile part, the two limiting rods 5 move towards the middle of the guide channel 2 under the action of the elastic potential energy of the springs 9, and then contact with the tail side walls of the automobile part, and limiting is realized again.

Referring to fig. 1, a guide rod 81 is rotatably mounted on one side of the guide channel 2, and the roller 10 is axially perpendicular to the bottom wall surface of the guide channel 2. The roller 10 contacts with the side wall of the automobile part, so that the scratch of the limit rod 5 to the automobile part is reduced.

Referring to fig. 3 and 4, the stop lever 5 is connected to the push plate 86 through a bearing rod 11, and the bearing rod 11 is fixedly connected to the stop lever 5. The bearing rod 11 is rotatably provided with a sleeve 12 on the surface, and the sleeve 12 is abutted against the push plate 86. Thereby converting the sliding friction of the push plate 86 and the bearing rod 11 into rolling friction of the push plate 86 and the sleeve 12, and reducing energy loss.

Referring to fig. 3 and 4, a baffle 13 is slidably mounted on the two guide rods 81, a side of the spring 9 away from the sliding block 82 is fixedly mounted on the baffle 13, a positioning unit for adjusting the position of the baffle 13 is mounted on the lower die 1, the positioning unit comprises a threaded rod 14 rotatably mounted on the lower die 1, a threaded hole 15 in threaded fit with the threaded rod 14 is formed in the baffle 13, and a driving member 16 for driving the threaded rod 14 to rotate is mounted on the lower die 1, wherein the driving member 16 can be manually operated or operated by a motor.

Through rotating threaded rod 14, make threaded rod 14 drive baffle 13 along guide bar 81 axial displacement, when baffle 13 moves to the direction of keeping away from slider 82, spring 9 will continue tensile, inside elastic potential energy increase, and then increase the interact power between gag lever post 5 and the automobile parts, and when baffle 13 moves to the direction of slider 82, spring 9 contracts. The elastic potential energy in the interior is reduced, and then the interaction force between the limiting rod 5 and the automobile parts is reduced, so that the limiting force of the limiting rod 5 to the automobile parts is conveniently controlled, the installation and the disassembly are convenient, and meanwhile, the clamping limiting force of the limiting rod 5 to the automobile parts is conveniently controlled.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a multistation limit bracket feed mould, includes lower mould (1), guide channel (2) have been seted up to lower mould (1) upside, guide channel (2) bottom inner wall has been seted up and has been punched a hole recess (3), guide channel (2) lateral wall is provided with stop gear (4), a serial communication port, stop gear (4) are including two gag lever posts (5) that set up relatively, inside and being located guide channel (2) both sides wall of lower mould (1) have all been seted up and are used for gag lever post (5) to pass settling groove (6), settling groove (6) inner wall fixed mounting has jack post (7), gag lever post (5) rotate and install on jack post (7) surface, install on lower mould (1) and be located settling groove (6) and be used for keeping two gag lever posts (5) synchronous pivoted linkage unit (8), with be used for driving two gag lever posts (5) middle part pivoted spring (9) to guide channel (2).

2. The multi-station limiting bracket feeding die according to claim 1, wherein the linkage unit (8) comprises two guide rods (81) which are fixedly arranged in the middle of the width direction of the lower die (1) and are parallel to each other, a sliding block (82) is arranged on the two guide rods (81) in a sliding mode, connecting rods (83) are hinged to two sides of the sliding block (82), a transmission rod (84) is hinged to one side, away from the sliding block (82), of the connecting rod (83), a spring (9) is arranged on the guide rod (81), one side of the spring (9) is fixedly connected with the sliding block (82), a limiting block (85) which is used for guiding the transmission rod (84) to move along the width direction of the lower die (1) is fixedly arranged on the lower die (1), a push plate (86) is fixedly arranged on one side, away from the connecting rod (83), of the limiting rod (5) is located in a mounting groove (6), and is abutted to the push plate (86).

3. The multi-station limiting bracket feeding die according to claim 2, wherein the axial direction of the guide rod (81) is parallel to the length direction of the lower die (1).

4. The multi-station limiting bracket feeding die according to claim 2, wherein the guide rod (81) is rotatably arranged on one side of the guide channel (2), and the roller (10) is axially perpendicular to the bottom wall surface of the guide channel (2).

5. The multi-station limiting bracket feeding die according to claim 2, wherein the limiting rod (5) is connected with the pushing plate (86) through a bearing rod (11), the bearing rod (11) is fixedly connected with the limiting rod (5), a sleeve (12) is rotatably arranged on the surface of the bearing rod (11), and the sleeve (12) is in abutting connection with the pushing plate (86).

6. The multi-station limiting bracket feeding die according to claim 2, wherein two guide rods (81) are provided with baffle plates (13) in a sliding manner, one side, away from the sliding block (82), of the spring (9) is fixedly arranged on the baffle plates (13), and the lower die (1) is provided with a positioning unit for adjusting the position of the baffle plates (13).

7. The multi-station limiting bracket feeding die according to claim 6, wherein the positioning unit comprises a threaded rod (14) rotatably mounted on the lower die (1), a threaded hole (15) in threaded fit with the threaded rod (14) is formed in the baffle plate (13), and a driving piece (16) for driving the threaded rod (14) to rotate is mounted on the lower die (1).