CN208103227U - A kind of bracket tray positioning apparatus - Google Patents

Abstract

The utility model discloses a kind of bracket tray positioning apparatus, including：Pallet, including first side, the second side being oppositely arranged with first side, first side is equipped with groove；Conveying mechanism, for conveying tray in a first direction；Mounting plate is fixed at the lower section of conveying mechanism；Blocking mechanism is mounted on the predeterminated position of mounting plate, and blocking mechanism includes barrier plate and fixing piece, and barrier plate is used to support the first side of pallet when pallet is transferred to predeterminated position, with backstop pallet；Fixed mechanism, when pallet is by backstop, fixed mechanism applies the pressure in the direction that one is directed toward barrier plate to pallet, and fixing piece plugs into groove, to realize pallet in a first direction with positioning two-way in second direction, second direction is vertical with first direction.By the above-mentioned means, the utility model can quickly make pallet in a first direction with positioning two-way in second direction.

Description

A pallet positioning device

technical field

The utility model relates to the technical field of automatic production and processing, in particular to a pallet positioning device.

Background technique

In the automatic assembly line, the pallet positioning problem in the double-speed chain assembly line has always attracted much attention. In industrial automation assembly line projects, it is usually required that the pallet can run effectively in the assembly line. In this way, when the pallet is running to the corresponding station, the pallet needs to be positioned more accurately, which increases the assembly, welding, testing and other work. Positioning requirements for pallets.

At present, two-way positioning cylinders are mainly used, and positioning mechanisms are provided in the flow direction of the tray and in the side direction adjacent to the flow direction, but this method has a relatively complicated structure, high electrical control requirements, and high cost. The operation requirements during the positioning process are relatively high.

Utility model content

The utility model provides a pallet positioning device, which solves the technical problems of complex positioning structure, high operation requirements and high cost in the prior art.

In order to solve the above technical problems, a technical solution adopted by the utility model is to provide a pallet positioning device, comprising:

The tray includes a first side and a second side opposite to the first side, the first side is provided with a groove;

a conveying mechanism for conveying the pallet in a first direction;

The mounting plate is fixedly arranged under the conveying mechanism;

The blocking mechanism is installed at a preset position of the installation plate, the blocking mechanism includes a blocking plate and a fixing piece, and the blocking plate is used to resist the tray when the tray is transported to the preset position the first side to stop the tray;

A fixing mechanism, when the tray is stopped, the fixing mechanism applies a pressure to the tray in the direction of the blocking plate, and the fixing member is inserted into the groove, so that the tray Bidirectionally positioned in a first direction and a second direction, the second direction being perpendicular to the first direction.

According to an embodiment of the utility model, the tray positioning device further includes:

a jacking positioning mechanism, installed on the mounting plate, used to lift the tray in a third direction, so that the tray is separated from the conveying mechanism, wherein the third direction is the same as the first direction, The second directions are all vertical.

According to an embodiment of the present invention, the jacking and positioning mechanism includes a jacking and positioning cylinder, a connecting piece, a positioning support plate, a jacking linear bearing, a jacking guide shaft, a guide shaft support and a limiter;

Wherein, the jacking and positioning cylinder is fixed to the mounting plate, the jacking cylinder rod of the jacking and positioning cylinder is fixedly connected to the positioning support plate through the connecting piece, and the jacking guide shaft passes through the The guide shaft support is fixedly connected to the positioning support plate, the jacking linear bearing is fixedly connected to the mounting plate and receives the jacking guide shaft and inserted through it, and the limiting member is fixed on the jacking linear bearing The lower end of the jacking guide shaft is fixed to limit the lifting stroke of the jacking guide shaft.

According to an embodiment of the present invention, the fixing mechanism includes a rear mounting seat, a rear lifting cylinder, a rear pneumatic slide, a rear positioning cylinder and a positioning block, and the rear lifting cylinder passes through the rear mounting seat It is fixedly connected with the installation plate, the rear end pneumatic slide table is connected with the rear end cylinder rod of the rear end lifting cylinder, the rear end positioning cylinder is fixed on the rear end pneumatic slide table, and the positioning block It is fixed on the positioning cylinder rod of the rear end positioning cylinder.

According to an embodiment of the present invention, the fixing mechanism further includes a cylinder mounting plate, and the cylinder mounting plate is interposed between the rear positioning cylinder and the rear pneumatic sliding table.

According to an embodiment of the present invention, the tray positioning device further includes a controller, and the controller is electrically connected with the conveying mechanism, the blocking mechanism, the jacking positioning mechanism, and the fixing mechanism for driving control .

According to an embodiment of the present invention, the blocking mechanism further includes a front-end mounting seat, a front-end cylinder, and a front-end pneumatic slide table, the front-end cylinder is fixedly connected to the mounting plate through the front-end mounting seat, and the front-end pneumatic slide table It is fixedly connected with the front end cylinder rod of the front end cylinder, and the blocking plate is fixed with the front end pneumatic slide table. When the front end cylinder rod is in the retracted state, the blocking plate is lower than the transmission of the two transmission parts. When the front end cylinder rod is in the extended state, the blocking plate is higher than the driving plane of the conveying mechanism to stop the pallet.

According to an embodiment of the present invention, the front mounting seat includes a vertical plate, a horizontal plate and a triangular rib, the horizontal plate is vertically fixed on the vertical plate, and the triangular rib connects the vertical plate and the triangular rib. The horizontal plate is fixedly connected, and the horizontal plate is fixedly connected with the installation plate.

According to an embodiment of the present invention, the conveying mechanism is provided with a sensor, and the sensor is used to detect whether there is a tray on the conveying mechanism flowing toward the blocking mechanism. When flowing, the blocking mechanism performs a lift stop.

According to an embodiment of the utility model, the fixing member is a roller, and the groove is a "V" groove.

According to an embodiment of the utility model, the blocking plate is made of nylon material.

According to an embodiment of the present invention, the plane where the blocking plate is located is parallel to the plane where the tray is located.

According to an embodiment of the present invention, the conveying mechanism includes two conveying elements arranged in parallel and spaced apart, and the two conveying elements are used to convey the tray in the first direction.

Different from the prior art, the pallet positioning device provided by the embodiment of the utility model is provided with a groove on the first side of the pallet, and the blocking mechanism is provided with a blocking plate and a fixing piece. When the blocking plate stops the pallet from moving forward, The fixing part is inserted into the groove to realize bidirectional positioning in the first direction and the second direction. The positioning structure is relatively simple, the operation is easy, the required electrical control requirements are relatively low, and the cost can be effectively reduced.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts. in:

Fig. 1 is a three-dimensional structural schematic diagram of a pallet positioning device applied to an automated production line provided by an embodiment of the present invention;

Fig. 2 is a three-dimensional structural schematic diagram of another angle of the pallet positioning device applied to the automatic production line provided by the embodiment of the present invention;

Fig. 3 is an exploded schematic view of the tray positioning device shown in Fig. 2;

Fig. 4 is a schematic diagram of an exploded structure of a blocking mechanism of the tray positioning device shown in Fig. 3;

Fig. 5 is a schematic perspective view of the jacking and positioning mechanism of the tray positioning device shown in Fig. 3;

FIG. 6 is a schematic perspective view of the positioning mechanism of the tray positioning device shown in FIG. 3 .

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. . Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-Fig. 3 in combination. Fig. 1 is a three-dimensional structural schematic diagram of a pallet positioning device 10 applied to an automated production line provided by an embodiment of the utility model, and Fig. 2 is a schematic diagram of a pallet positioning applied to an automated production line provided by an embodiment of the utility model A schematic perspective view of the three-dimensional structure of the device 10 from another angle. FIG. 3 is an exploded schematic view of the tray positioning device 10 shown in FIG. 2 . The utility model provides a pallet positioning device 10 applied to an automated production line. The pallet positioning device 10 includes a pallet 100, a rack (not shown), a conveying mechanism 200, a blocking mechanism 300, a jacking positioning mechanism 400, and a fixing mechanism 500. , a mounting plate 600, a controller (not shown) and a sensor 700.

The controller is electrically connected with the conveying mechanism 200 , the blocking mechanism 300 , the jacking and positioning mechanism 400 , the fixing mechanism 500 and the controller for driving control.

The tray 100 is used to place parts to be transported. The tray 100 includes a first side 110 and a second side 120 opposite to the first side 110, wherein the first side 120 faces the direction of the first side 110 It is the same as the flow direction of the tray 100 , that is, the first direction, such as the x direction shown in FIGS. 1 and 2 . The first side 110 defines a groove 111 . In this embodiment, the tray 100 is roughly rectangular, and the number of grooves 111 is 2. Of course, in other embodiments, the number of grooves 111 can also be other numbers (for example: 3, 5), It is not limited here.

The conveying mechanism 200 is arranged on the frame, and the conveying mechanism 200 includes two conveying elements 210 arranged in parallel and spaced apart, and the two conveying elements 210 are used for conveying the tray 100 in a first direction. Wherein, the conveying mechanism 200 may be a double-speed chain or a conveyor belt. In this embodiment, the conveying mechanism 200 is a double-speed chain.

The mounting plate 600 is provided with a plurality of holes, which will be described in detail below when the mounting structure is used.

Please refer to FIG. 4 in conjunction with FIG. 4 . FIG. 4 is a schematic diagram of an exploded structure of the blocking mechanism 300 of the tray positioning device 10 shown in FIG. 3 . The blocking mechanism 300 is installed on the mounting plate 600 and is located at the front end of the preset position for stopping the tray 100 at the front end of the preset position, wherein the preset position is defined as the destination of the tray 100 flowing along the first direction. It can be understood that the tray 100 flows to the preset position under the conveying action of the conveying mechanism 200 , and stops at the preset position due to the stop action of the blocking mechanism 300 , at this moment, the conveying mechanism 200 keeps running.

The blocking mechanism 300 includes a front mounting seat 310 , a front cylinder 320 , a front pneumatic slide 330 , a blocking plate 340 and a fixing member 350 .

Wherein, the front mounting base 310 includes a vertical plate 311, a horizontal plate 312 and a triangular rib plate 313, the horizontal plate 311 can be vertically connected to the middle part of the vertical plate 312, and the triangular rib plate 313 connects the vertical plate 311 and the horizontal plate 312 to play a role. For reinforcement, the horizontal plate 312 is fixedly connected to the mounting plate 600 so that the front mounting seat 310 is fixedly connected to the mounting plate 600 .

The side of the front end cylinder 320 is fixed to the front end mounting base 310 and is fixedly connected to the bottom surface of the mounting plate 600 through the front end mounting base 310 .

The blocking plate 340 is fixed to the front end pneumatic sliding platform 330 , and the blocking plate 340 is used to resist the first side 110 of the tray 100 when the tray 100 flows to a preset position, so as to stop the tray 100 from continuing to flow along the first direction. The front air slide 330 can be in the shape of an L-shaped plate as shown, and can move through the hole 610. The blocking plate 340 is preferably made of nylon material.

In this embodiment, the plane where the blocking plate 340 is located is parallel to the plane where the tray 100 is located. When the tray 100 is in place, the side of the blocking plate 340 abuts against the first side 110 of the tray 100 to block the tray 100 .

It can be understood that when the front cylinder rod 321 is in the retracted state, the blocking plate 340 is lower than the transmission plane of the conveying mechanism 200. At this time, the blocking plate 340 will not stop the tray 100, but when the front end cylinder rod 321 is in the extended state, it will block the pallet 100. The plate 340 is higher than the driving plane of the conveying mechanism 200. At this time, the blocking plate 340 is at least at the same height as the tray 100, so that when the tray 100 moves to the blocking mechanism 300 along the first direction, the blocking plate 340 stops the tray 100.

It can be understood that the thickness of the fixing member 350 is greater than the thickness of the blocking plate 340, so that when the tray 100 is lifted by the jacking positioning machine 400, the fixing member 350 can still be inserted into the groove 111, so that the tray 100 can move in the first direction. Bi-directional positioning in the second direction, wherein the second direction is the y direction shown in FIG. 1 and FIG. 2 , and the second direction is perpendicular to the first direction. In one embodiment, the first direction and the second direction are both horizontal and perpendicular to each other. .

In this embodiment, the fixing member 350 is a roller, and the groove 111 is a "V" groove. It can be understood that the friction force between the roller and the groove 111 is sliding friction, which can effectively reduce friction and reduce loss.

Wherein, the fixing member 350 and the blocking plate 340 may be fixedly connected by screws. In this embodiment, the blocking mechanism 300 includes two fixing parts 350 , and the blocking plate 340 is provided with two threaded holes 341 , and each threaded hole 341 is screwed and fixedly connected with a fixing part 350 .

Please refer to FIG. 5 in conjunction with FIG. 5 . FIG. 5 is a schematic perspective view of the jacking and positioning mechanism 400 of the tray positioning device 10 shown in FIG. 3 . The jacking and positioning mechanism 400 is installed on the mounting plate 600, and is used to lift the tray 100 in a third direction, so that the tray 100 is separated from the conveying mechanism 200. The third direction is perpendicular to the first direction and the second direction, wherein the third direction The direction is the z direction shown in FIG. 1 and FIG. 2 , which is the vertical direction.

The jacking and positioning mechanism 400 includes a jacking and positioning cylinder 410 , a connecting piece 420 , a positioning support plate 430 , a jacking linear bearing 440 , a jacking guide shaft 450 , a guide shaft support 460 and a limiting member 470 .

Wherein, the jacking and positioning cylinder 410 is fixed to the bottom surface of the mounting plate 600 through the jacking and positioning cylinder flange 411, and the jacking cylinder rod 412 of the jacking and positioning cylinder 410 is fixedly connected to the positioning support plate 430 through the connecting piece 420, and the connecting piece 420 It can be a connection flange, the positioning support plate 430 supports the upper surface of the mounting plate 600, the jacking cylinder rod 412 of the jacking and positioning cylinder 410 penetrates the mounting plate 600 through the hole 620, and the jacking guide shaft 450 penetrates the mounting plate 600 through the hole 630 It is fixedly connected to the bottom surface of the positioning support plate 430 through the guide shaft support 460, and the jacking linear bearing 440 is fixedly connected to the bottom surface of the mounting plate 600 through the jacking linear bearing flange 441 and receives the jacking guide shaft 450. The positioning member 470 is fixed to the lifting guide shaft 450 at the lower end of the jacking linear bearing 440 to limit the lifting stroke of the jacking guide shaft 450 .

In this embodiment, the jacking and positioning mechanism 400 includes four jacking guide shafts 450. Considering the extension error of the jacking and positioning cylinder 410, a limiter 470 is installed at one end of the four jacking guide shafts 450. The precise positioning of the parts in the vertical direction is realized by the limit method.

Please refer to FIG. 6 in conjunction with FIG. 6 . FIG. 6 is a schematic perspective view of the fixing mechanism 500 of the tray positioning device 10 shown in FIG. 3 . The fixing mechanism 500 is installed on the mounting plate 600 and is located at the rear end of the preset position for further clamping and positioning the tray 100 . The fixing mechanism 500 includes a rear mounting base 510 , a rear lifting cylinder 520 , a rear pneumatic slide 530 , a rear positioning cylinder 540 and a positioning block 550 .

The rear lifting cylinder 520 is fixed to the rear mounting base 510 and fixedly connected to the mounting plate 600 through the rear mounting base 510 . Wherein, the structure of the rear-end mounting base 510 is the same as that of the front-end mounting base 310 , which will not be repeated here.

The rear end pneumatic slide table 530 is connected with the rear end cylinder rod 521 of the rear end lift cylinder 520, the rear end air slide table 530 can be in the shape of an L-shaped plate as shown in the figure, and the rear end air slide table 530 runs through the hole 640, and the rear end air slide table 530 moves through the hole 640. The end positioning cylinder 540 is fixed on the rear end pneumatic slide table 530. In order to facilitate fixing, a cylinder mounting plate 560 can be arranged between the rear end positioning cylinder 540 and the rear end air slide table 530, and the positioning block 550 is fixed on the rear end positioning cylinder 540. On the positioning cylinder rod 541, the positioning block 550 can preferably be made of nylon material.

In this embodiment, when the tray 100 is separated from the conveying mechanism 200 under the action of the lifting positioning mechanism 400, the rear cylinder rod 521 of the rear lifting cylinder 520 rises, and then the positioning cylinder rod 541 of the rear positioning cylinder 540 stretches out. , push the positioning block 550 toward the tray 100 , and apply a pressure to the tray 100 in the direction of the blocking plate 340 , so that the positioning block 550 abuts against the second side 120 of the tray 100 . The fixing part 350 is inserted into the groove 111 of the first side 110 of the tray 100 to realize bidirectional positioning in the first direction and the second direction. The mechanism 200 can effectively reduce friction. Wherein, the jacking and positioning cylinder 410 in the jacking and positioning mechanism 400 and the rear end lifting cylinder 520 can be started at the same time, or the jacking and positioning cylinder 410 in the jacking and positioning mechanism 400 can be started first to jack up the pallet 100, and then the rear end The lifting cylinder 520 restarts, which is not limited here.

Of course, in another embodiment, when the tray 100 is stopped by the blocking plate 340, the rear end cylinder rod 521 of the rear end lifting cylinder 520 in the fixing mechanism 500 rises, and then the positioning cylinder rod 541 of the rear end positioning cylinder 540 Stretch out, push the positioning block 550 to the tray 100, so that the positioning block 550 is against the second side 120 of the tray 100, so that the tray 100 flows in a direction close to the blocking mechanism 300, so that the fixing member 350 is inserted into the tray 100 In the groove 111 of the first side 110 of the first side 110, bidirectional positioning in the first direction and the second direction is realized.

The sensor 700 is arranged on the conveying mechanism 200, and is arranged at the rear end of the preset position, and is used to detect whether there is a tray 100 flowing toward the blocking mechanism 300 on the conveying mechanism 200, when there is a tray 100 flowing toward the blocking mechanism 300 on the conveying mechanism , the blocking mechanism 300 performs a lifting stop. In this embodiment, the sensor 700 may be a photoelectric sensor 700 .

When the pallet 100 flows into the pallet positioning device 10, after the sensor 700 detects that the pallet 100 is in place, the cylinder rod of the front cylinder 320 stretches out to lift the blocking plate 340, and the pallet 100 stops moving toward the pallet under the stop effect of the blocking plate 340. Flow in the first direction, after that, the jacking cylinder rod 411 of the jacking and positioning cylinder 410 stretches out to jack up the tray 100, and the rear end cylinder rod 521 of the rear end lifting cylinder 520 stretches out, and the rear end positioning cylinder 540 and the positioning block 550 are stretched out. Positioning, and then, the positioning cylinder rod 541 of the rear positioning cylinder 540 is stretched out, and the positioning block 550 is pushed towards the tray 100, so that the tray 100 flows toward the blocking plate 340, and then the fixing member 350 is inserted into the groove 111, thereby realizing the second Two-way positioning in the first direction and the second direction. At this time, the bottom, front end, rear end and the second direction of the tray 100 are all positioned and clamped, and the automatic operation of this station can be carried out. After the operation of this station is completed, The front-end cylinder 320, jacking and positioning cylinder 410 and rear-end lifting cylinder 520 are retracted in sequence, so that the tray 100 continues to flow along the first direction, waiting for the next tray 100 to be in place.

Because the pallet positioning device 10 applied to the automatic production line provided by the utility model is provided with a groove 111 on the first side 110 of the pallet 100, the blocking mechanism 300 is provided with a blocking plate 340 and a fixing member 350, and the blocking plate 340 is positioned at the stop When the tray 100 continues to move forward, the fixing member 350 is inserted into the groove 111 to realize bidirectional positioning in the first direction and the second direction. The positioning structure is relatively simple, the operation is easy, and the required electrical control requirements are relatively low, which can effectively reduce cost.

The above is only the embodiment of the utility model, and does not limit the patent scope of the utility model. Any equivalent structure or equivalent process transformation made by using the utility model specification and accompanying drawings, or directly or indirectly used in other Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (10)

1. A pallet positioning device, characterized in that, comprising: The tray includes a first side and a second side opposite to the first side, the first side is provided with a groove; a conveying mechanism for conveying the pallet in a first direction; The mounting plate is fixedly arranged under the conveying mechanism; The blocking mechanism is installed at a preset position of the installation plate, the blocking mechanism includes a blocking plate and a fixing piece, and the blocking plate is used to resist the tray when the tray is transported to the preset position the first side to stop the tray; A fixing mechanism, when the tray is stopped, the fixing mechanism applies a pressure to the tray in the direction of the blocking plate, and the fixing member is inserted into the groove, so that the tray Bidirectionally positioned in a first direction and a second direction, the second direction being perpendicular to the first direction. 2. The pallet positioning device according to claim 1, wherein the pallet positioning device further comprises: a jacking positioning mechanism, installed on the mounting plate, used to lift the tray in a third direction, so that the tray is separated from the conveying mechanism, wherein the third direction is the same as the first direction, The second directions are all vertical. 3. The tray positioning device according to claim 2, wherein the jacking positioning mechanism comprises a jacking positioning cylinder, a connecting piece, a positioning support plate, a jacking linear bearing, a jacking guide shaft, and a guide shaft support and limiting parts; Wherein, the jacking and positioning cylinder is fixed to the mounting plate, the jacking cylinder rod of the jacking and positioning cylinder is fixedly connected to the positioning support plate through the connecting piece, and the jacking guide shaft passes through the The guide shaft support is fixedly connected to the positioning support plate, the jacking linear bearing is fixedly connected to the mounting plate and receives the jacking guide shaft and inserted through it, and the limiting member is fixed on the jacking linear bearing The lower end of the jacking guide shaft is fixed to limit the lifting stroke of the jacking guide shaft. 4. The tray positioning device according to claim 1, wherein the fixing mechanism comprises a rear mounting seat, a rear lifting cylinder, a rear pneumatic slide, a rear positioning cylinder and a positioning block, and the rear The lifting cylinder is fixedly connected to the mounting plate through the rear mounting seat, the rear pneumatic slide table is connected to the rear cylinder rod of the rear lifting cylinder, and the rear positioning cylinder is fixed on the rear On the pneumatic slide table, the positioning block is fixed on the positioning cylinder rod of the rear positioning cylinder. 5. The pallet positioning device according to claim 4, wherein the fixing mechanism further comprises a cylinder mounting plate, and the cylinder mounting plate is sandwiched between the rear positioning cylinder and the rear pneumatic slide table between. 6. The pallet positioning device according to claim 2, characterized in that, the pallet positioning device further comprises a controller, and the controller communicates with the conveying mechanism, the blocking mechanism, the jacking positioning mechanism, the The fixing mechanism is electrically connected for driving control. 7. The tray positioning device according to claim 1, wherein the blocking mechanism further comprises a front-end mounting seat, a front-end cylinder, and a front-end pneumatic slide table, and the front-end cylinder passes through the front-end mounting seat and the mounting plate Fixedly connected, the front-end pneumatic slide table is fixedly connected with the front-end cylinder rod of the front-end cylinder, the blocking plate is fixed with the front-end pneumatic slide table, and the blocking plate is lower when the front-end cylinder rod is in a retracted state. On the driving plane of the conveying mechanism, the blocking plate is higher than the driving plane of the conveying mechanism when the front end cylinder rod is in an extended state to stop the tray. 8. The pallet positioning device according to claim 7, wherein the front mounting base comprises a vertical plate, a horizontal plate and a triangular rib plate, the horizontal plate is vertically fixed on the vertical plate, and the triangular rib The board fixedly connects the vertical board with the horizontal board, and the horizontal board is fixedly connected with the installation board. 9. The pallet positioning device according to claim 1, wherein the conveying mechanism is provided with a sensor, and the sensor is used to detect whether a pallet on the conveying mechanism flows toward the blocking mechanism, and when the conveying mechanism When the tray on the mechanism flows towards the blocking mechanism, the blocking mechanism lifts up to stop. 10. The tray positioning device according to claim 1, wherein the fixing member is a roller, and the groove is a "V" groove.