CN216862700U - Automatic quantitative bolt taking-out device - Google Patents

Abstract

An automatic quantitative bolt taking-out device belongs to the technical field of quantitative picking parts and solves the problem that bolts cannot be quantitatively picked up; the straightening and conveying mechanism comprises an arc-shaped sliding chute and a double-rail slideway, the double-rail slideway is connected with the arc-shaped sliding chute end to end and inclines to one side of the double-rail slideway, the arc-shaped sliding chute and the double-rail slideway are controlled by a vibrator to vibrate, a bolt in the arc-shaped sliding chute moves to a lower position under the action of vibration, namely moves to the double-rail slideway, and the direction of the bolt is adjusted to be consistent with that of the arc-shaped sliding chute under the action of an arc surface of the arc-shaped sliding chute in the moving process; the utility model is used for mechanical assembly.

Description

Automatic quantitative bolt taking-out device

Technical Field

The utility model belongs to the technical field of quantitatively picking parts, and particularly relates to an automatic quantitative bolt taking-out device.

Background

In the mechanical assembly process, the number of bolts used for mounting the same parts is consistent, for example, seven bolts are needed for assembling a front cover shell of a D-upgrading engine in the automobile manufacturing process, the bolts are manually taken from a material box at present, the manual taking speed is low, the condition of inaccurate taking number exists, more bolts need to be put back, less bolts need to be taken again, and the beat requirement of assembly line operation is difficult to meet; and the possibility of neglected installation of the screw also exists because the bolt cannot be taken quantitatively in the assembling process, and potential safety hazards exist. In order to ensure the assembly quality, an automatic bolt quantitative taking device is needed.

At present, the technology of realizing automatic quantitative taking out through automatic equipment such as a counter is mature, but due to the special shape of the bolt, equipment capable of placing and conveying the bolt in a uniform direction is not available at present, so that the quantitative taking out of the bolt is difficult to realize, and the bottleneck of automatic quantitative taking out of the bolt is formed.

Disclosure of Invention

The utility model aims to solve the problem that bolts cannot be picked up quantitatively, and provides an automatic quantitative bolt taking-out device, which adopts the following technical scheme:

the automatic quantitative bolt taking-out device comprises a hopper, a material pushing mechanism and a correction conveying mechanism, wherein the material pushing mechanism is used for pushing scattered bolts in the hopper to the correction conveying mechanism, the correction conveying mechanism is used for placing the bolts in a uniform direction in the conveying process, and then the bolts are taken out quantitatively through automatic equipment such as a counter.

The straightening and conveying mechanism comprises an arc-shaped sliding chute and a double-rail slideway, the double-rail slideway is connected with the arc-shaped sliding chute end to end and inclines to one side of the double-rail slideway, the arc-shaped sliding chute and the double-rail slideway are controlled by a vibrator to vibrate, a bolt in the arc-shaped sliding chute moves to a lower position under the action of vibration, namely moves to the double-rail slideway, and the direction of the bolt is adjusted to be consistent with that of the arc-shaped sliding chute under the action of an arc surface of the arc-shaped sliding chute in the moving process; the distance between the two rails of the double-rail slideway is set according to the size of the bolt, the distance is larger than the diameter of a screw rod of the bolt and smaller than the diameter of a nut of the bolt, when the bolt with the direction adjusted on the arc-shaped slideway moves onto the double-rail slideway, the bolt is erected under the action of gravity, because the diameter of the screw rod part is smaller than the distance between the two rails, the bolt can extend downwards into the double-rail slideway, the nut part is larger and can not pass through the double-rail slideway, and the bolt is only limited to the bolt with the weight of the screw rod larger than the weight of the nut, and the common bolt is the same; the vertical bolt continuously moves to a lower position under the action of vibration, namely moves to the tail end of the double-rail slideway, and can fall into a bolt material pipe of subsequent equipment; a blocking device can be arranged at the tail end of the double-rail slideway, so that the vertical bolts are arranged at the tail end of the double-rail slideway in order to wait.

The pushing mechanism is a coin pushing mechanism of a large coin pushing game machine, the pushing mechanism is arranged at the bottom of the hopper, the pushing direction of the pushing mechanism is arranged to be upward and obliquely push towards one side of the arc-shaped chute, and the discharging end of the pushing mechanism is arranged corresponding to the arc-shaped chute; the material pushing mechanism comprises an eccentric wheel driving mechanism, a push plate and a temporary storage buffer table, a single-push-plate material pushing mechanism can be adopted, and in order to reduce the material pushing stroke and further reduce the overall volume of the material pushing mechanism, a two-stage push plate or a multi-stage push plate material pushing mechanism can also be adopted; the pushing mechanism of the two-stage pushing plate comprises two stepped pushing plates, a temporary storage buffering table is arranged on one side, located on the arc-shaped sliding groove, of each pushing plate, the temporary storage buffering table is fixed and can be fixedly connected to a hopper or a rack, the upper surface of the temporary storage buffering table is obliquely arranged along the pushing direction of the pushing mechanism, and bolts on the temporary storage buffering table can move to one side of the arc-shaped sliding groove under the action of gravity; all the push plates are driven by an eccentric wheel driving mechanism to realize linear reciprocating motion, so that bolts in the hopper can be pushed into the arc-shaped sliding grooves.

The beneficial effects of the utility model are as follows: the bolts can be placed and conveyed in a uniform direction, so that the bolts can be quantitatively taken out by the existing automatic equipment, the problems of manually taking the bolts are solved, the auxiliary operation is eliminated, the overall working efficiency of an assembly line is favorably improved, the assembly quality of effective operation time is ensured, and the assembly processes of engines and the like tend to be more automatic; the bolt that can also realize dropping directly falls into in the hopper.

Description of the drawings:

FIG. 1 is a schematic illustration of a curable delivery mechanism;

FIG. 2 is a schematic view of the pusher mechanism and hopper;

FIG. 3 is a schematic view of the push plate of FIG. 2 moved to the bottom;

FIG. 4 is a schematic view of the overall structure of the present invention;

fig. 5 is a schematic diagram of the overall operating principle of the present invention.

The specific implementation mode is as follows:

referring to fig. 1 to 5, an automatic quantitative bolt taking-out device comprises a hopper 1, a material pushing mechanism 2 and a correction conveying mechanism 3, wherein the material pushing mechanism 2 is used for pushing scattered bolts in the hopper 1 to the correction conveying mechanism 3, the correction conveying mechanism 3 is used for placing the bolts in a uniform direction in the conveying process, and then the bolts are taken out quantitatively through automatic equipment such as a counter.

The straightening and conveying mechanism 3 comprises an arc-shaped chute 3-1 and a double-track slide way 3-2, the double-track slide way 3-2 is connected with the arc-shaped chute 3-1 end to end and inclines to one side of the double-track slide way 3-2, the arc-shaped chute 3-1 and the double-track slide way 3-2 are controlled by a vibrator 3-3 to vibrate, under the vibration action, a bolt in the arc-shaped chute 3-1 can move to a lower position, namely to the double-track slide way 3-2, and the direction of the bolt is adjusted to be consistent with that of the arc-shaped chute 3-1 under the action of an arc surface of the arc-shaped chute 3-1 in the moving process; the distance between the double rails of the double-rail slideway 3-2 is set according to the size of a bolt, the distance is larger than the diameter of a screw rod of the bolt and smaller than the diameter of a nut of the bolt, when the bolt with the adjusted direction on the arc-shaped slideway 3-1 moves onto the double-rail slideway 3-2, the bolt is erected under the action of gravity, because the diameter of the screw rod part is smaller than the distance between the double rails, the screw rod part can extend downwards into the double-rail slideway 3-2, the nut part is larger and can not pass through the double-rail slideway 3-2, of course, the bolt is only limited to the bolt with the weight larger than the nut weight, and the common bolt is the same; the vertical bolt continuously moves to a lower position under the action of vibration, namely moves to the tail end of the double-rail slideway 3-2 and can enter a bolt material pipe of subsequent equipment; a blocking device can also be arranged at the tail end of the double-rail slideway 3-2, so that the vertical bolts are arranged at the tail end of the double-rail slideway 3-2 in order to wait.

The pushing mechanism 2 is a coin pushing mechanism of a large coin pushing game machine, the pushing mechanism 2 is arranged at the bottom of the hopper 1, the pushing direction of the pushing mechanism 2 is arranged to be upward and obliquely push towards one side of the arc-shaped chute 3-1, and the discharging end of the pushing mechanism 2 is arranged corresponding to the arc-shaped chute 3-1; the material pushing mechanism 2 comprises an eccentric wheel driving mechanism 2-1, a push plate 2-2 and a temporary storage buffer table 2-3, the material pushing mechanism 2 with a single push plate 2-2 can be adopted, and in order to reduce the material pushing stroke and further reduce the whole volume of the material pushing mechanism 2, the material pushing mechanism 2 with two-stage push plates 2-2 or multi-stage push plates 2-2 can also be adopted; the material pushing mechanism 2 of the two-stage pushing plate 2-2 comprises two stepped pushing plates 2-2, a temporary storage buffer table 2-3 is arranged on one side, located on the arc-shaped chute 3-1, of each pushing plate 2-2, the temporary storage buffer table 2-3 is fixed and fixedly connected to the hopper 1 or the rack, and the upper surface of the temporary storage buffer table 2-3 is obliquely arranged along the material pushing direction of the material pushing mechanism 2, so that bolts on the temporary storage buffer table 2-3 can move towards one side of the arc-shaped chute 3-1 under the action of gravity; all the push plates 2-2 are driven by the eccentric wheel driving mechanism 2-1 to realize linear reciprocating motion, so that bolts in the hopper 1 can be pushed into the arc-shaped sliding grooves 3-1.

Under the condition that the length of the arc-shaped sliding groove 3-1 is enough, all the bolts can be adjusted to be consistent with the direction of the arc-shaped sliding groove 3-1 in the moving process, but in order to save space, the length of the arc-shaped sliding groove 3-1 is limited, the direction of a small number of bolts is easily inconsistent with the direction of the arc-shaped sliding groove 3-1, the bolts cannot be erected after reaching the double-track sliding way 3-2, the running of other bolts is also easily influenced, in order to ensure the smooth running, the upright baffle plate 3-4 is arranged on the double-track sliding way 3-2, the bolts with the direction inconsistent with the direction of the arc-shaped sliding groove 3-1 are blocked by the baffle plate 3-4 and then fall off, a container can be arranged to receive the fallen bolts, the hopper 1 can also be extended to the double-track sliding way 3-2, and the bolts can directly fall into the hopper 1.

Other feeding devices can be adopted to feed materials to the arc-shaped chute 3-1, as long as the bolts can be placed in the arc-shaped chute 3-1.

The blocking device can adopt a discharge door, and the bolt can be placed into a bolt material pipe of subsequent equipment by opening the discharge door. When the number of the bolts put into the bolt material pipe of the follow-up equipment reaches the required number by utilizing the counter, the discharge door is closed. A counter is arranged at the tail end of the double-rail slideway 3-2.

The discharging hopper is arranged below the discharging door, so that the bolt can enter a bolt material pipe of subsequent equipment more conveniently. And a feeding sensor is arranged above the double-track slideway 3-2, the feeding state is monitored, and the operation of each part is controlled by a PLC (programmable logic controller) to realize the quantitative taking out of the automatic bolt.

Claims (6)

1. An automatic quantitative bolt taking-out device is characterized by comprising a correcting and conveying mechanism (3), wherein the correcting and conveying mechanism (3) comprises an arc-shaped sliding groove (3-1) and a double-rail sliding way (3-2), the double-rail sliding way (3-2) is connected with the arc-shaped sliding groove (3-1) in an end-to-end mode and inclines to one side of the double-rail sliding way (3-2), and the arc-shaped sliding groove (3-1) and the double-rail sliding way (3-2) are controlled to vibrate by a vibrator (3-3).

2. The automatic quantitative bolt taking device according to claim 1, characterized in that it further comprises a pushing mechanism (2) and a hopper (1), the pushing mechanism (2) is arranged at the bottom of the hopper (1), the pushing direction of the pushing mechanism (2) is arranged to be upward and to push the material obliquely towards one side of the arc-shaped chute (3-1), and the discharging end of the pushing mechanism (2) is arranged corresponding to the arc-shaped chute (3-1).

3. The automatic quantitative bolt taking-out device as claimed in claim 2, characterized in that the material pushing mechanism (2) comprises an eccentric wheel driving mechanism (2-1), a push plate (2-2) and a temporary storage and buffering table (2-3), the push plate (2-2) adopts two stepped push plates (2-2), the temporary storage and buffering table (2-3) is arranged on one side of each push plate (2-2) located on the arc-shaped chute (3-1), and the temporary storage and buffering table (2-3) is fixed; all the push plates (2-2) are driven by an eccentric wheel driving mechanism (2-1) to realize linear reciprocating motion.

4. An automatic quantitative bolt take-out device according to claim 1, 2 or 3, characterized in that a vertical baffle (3-4) is provided on the double-track chute (3-2).

5. An automatic quantitative bolt take-off device according to claim 4, characterised in that the hopper (1) extends to a double-track chute (3-2).

6. An automatic quantitative bolt take-out device according to claim 1, 2, 3 or 5, characterized in that a take-out door is provided at the end of the double-track chute (3-2).

Images