Unqualified product removing device for product inspection machine

Abstract

The utility model provides an unqualified product rejecting device for a product inspection machine, which comprises a rack and a conveyor arranged on the rack, and is characterized in that the rack is provided with a horizontal swing shaft on which a reversing assembly is arranged, the horizontal swing shaft is connected with a swing mechanism arranged on the rack, the rack is also provided with an auxiliary reversing mechanism matched and connected with the reversing assembly, and the auxiliary reversing mechanism is connected with the conveyor. The front-stage conveyor is connected with the input end of the reversing assembly in a matched mode, and the qualified product conveyor and the unqualified product conveyor are connected with the output end of the reversing assembly in a matched mode. The reversing assembly on the horizontal swing shaft is driven by the swing mechanism, qualified products and unqualified products conveyed by the preceding-stage conveyor are conveyed into the corresponding conveyors respectively, and therefore the work of removing the unqualified products is completed. Auxiliary reversing power is provided for the reversing assembly through the auxiliary reversing mechanism, and therefore reversing guiding can be achieved more accurately and rapidly through products.

Description

Technical Field

[0001] The utility model relates to a rejecting device, in particular to a rejecting device for a defective product used in a product inspection machine, and belongs to the technical field of mechanical design and manufacturing. Background Art

[0002] During the production process of printed products, many unqualified products will appear. These unqualified products will be detected by the inspection machine and then rejected by the rejection device on the conveyor line. The rejection device used in the existing inspection machine conveyor line has a relatively complex structure, and it is very easy to have paper jams and paper piles during operation. Not only can unqualified products not be rejected in time, but it is also easy to cause unnecessary damage to qualified products, increasing the scrap rate. In addition, the complex structure also leads to an increase in the failure rate, and frequent shutdowns for maintenance have an adverse effect on the continued normal production. Therefore, it is necessary to improve the existing technology. Summary of the invention

[0003] In order to solve the problems of complex structure, poor reliability, serious paper jam and paper pile-up and other problems of the defective product rejection device used in the existing product inspection machine, the utility model provides a defective product rejection device for the product inspection machine.

[0004] The utility model is completed through the following technical scheme: a defective product rejection device for an inspection machine, comprising a frame, a conveyor arranged on the frame, characterized in that a horizontal swing shaft with a reversing component arranged thereon is provided on the frame, the horizontal swing shaft is connected to a swing mechanism arranged on the frame, and an auxiliary reversing mechanism matched with the reversing component is also provided on the frame, the conveyor is divided into a front-stage conveyor matched with the input end of the reversing component, and a qualified product conveyor and a defective product conveyor matched with the output end of the reversing component, so that the reversing component on the horizontal swing shaft is driven by the swing mechanism to send the qualified products and defective products sent by the front-stage conveyor into the corresponding conveyor, thereby completing the rejection of defective products, and providing auxiliary reversing power for the reversing component through the auxiliary reversing mechanism, so that the product can be reversing and guided more accurately and quickly.

[0005] The horizontal swing shaft is laterally arranged between the output end of the front-stage conveyor and the input ends of the qualified product conveyor and the unqualified product conveyor. The two ends of the horizontal swing shaft are respectively matched with the seat bearings arranged on the frame, so that the reversing component can be driven by the horizontal swing shaft to guide the products between the front-stage conveyor and the qualified product conveyor and the unqualified product conveyor.

[0006] The reversing assembly is composed of a plurality of reversing pressure plates arranged at intervals on a horizontal swing shaft. The reversing pressure plate is set as a rectangular flat plate, the rear end of which is vertically connected to the horizontal swing shaft through a connecting piece, and the front end extends horizontally forward. The rear end of the reversing pressure plate is matched with the output end of the preceding conveyor, and the front end is respectively matched with the qualified product conveyor and the unqualified product conveyor, so that the qualified and unqualified products delivered by the preceding conveyor can be guided into the corresponding conveyor by swinging up and down simultaneously by the plurality of reversing pressure plates, thereby facilitating subsequent collection and processing.

[0007] The swing mechanism includes a connecting rod arranged at one end of the horizontal swing shaft, the upper end of the connecting rod is connected to the horizontal swing shaft, the lower end is hinged to one end of the push rod through a hinge shaft, the other end of the push rod is tilted downward and extended and then hinged to the lower end of the swing rod through the hinge shaft, the upper end of the swing rod is tilted upward and extended and then hinged to the swing shaft arranged on the frame, a power cylinder is arranged on the frame, the front end of the power cylinder piston rod is hinged to the upper part of the swing rod, so that the swing rod can be pushed forward and backward by the power cylinder to swing, and the swing rod drives the push rod and the connecting rod to make the horizontal swing shaft rotate forward and reverse, and then drives the reversing pressure plate to swing up and down.

[0008] The front-stage conveyor is configured as a horizontal conveyor, and its output end is connected with the input end of the qualified product conveyor horizontally arranged behind it. The unqualified product conveyor is arranged below the qualified product conveyor, and is configured as an inclined conveyor with one end high and the other end low. The high end of the unqualified product conveyor is connected with the output end of the front-stage conveyor, and the low end is connected to the subsequent conveyor or the collection mechanism, so that the unqualified products can enter the inclined unqualified product conveyor through the downward pressure of the reversing pressure plate, and the qualified products pass through the bottom of the horizontal reversing pressure plate and enter the horizontally arranged qualified product conveyor.

[0009] The auxiliary reversing mechanism includes a horizontal rod arranged parallel to the horizontal swing shaft, the two ends of the horizontal rod are connected to the frame through columns, a plurality of air nozzles are arranged at intervals on the horizontal rod, the jet directions of the plurality of air nozzles are set to be vertically downward and opposite to the reversing assembly, a slide groove is arranged on the column, and sliders matched with the slide groove are arranged at the two ends of the horizontal rod, so that gas can be sprayed by the air nozzle to assist in changing the running direction of the unqualified product, thereby ensuring that the unqualified product can accurately enter the conveyor, and the distance between the air nozzle and the product can be adjusted through the slide groove on the column.

[0010] The utility model has the following advantages and effects: adopting the above scheme, the swing mechanism drives the reversing assembly on the horizontal swing shaft, and the qualified products and unqualified products sent by the front conveyor are respectively sent to the corresponding conveyor, so as to complete the rejection of unqualified products. The auxiliary reversing mechanism provides auxiliary reversing power for the reversing assembly, so that the product can realize reversing guidance more accurately and quickly. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is the front view of the utility model;

[0012] Figure 2 It is a top view of the utility model;

[0013] Figure 3 It is a structural diagram of the swing mechanism of the utility model. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example 1

[0015] The unqualified product rejection device for the inspection machine provided by the utility model comprises a frame, a conveyor arranged on the frame, a horizontal swing shaft 15 on which a reversing component 7 is arranged is arranged on the frame, the horizontal swing shaft 15 is connected to a swing mechanism 3 arranged on the frame, and an auxiliary reversing mechanism 10 matched with the reversing component 7 is also arranged on the frame, the conveyor is divided into a front-stage conveyor 16 matched with the input end of the reversing component 7, and a qualified product conveyor 2 and a unqualified product conveyor 1 matched with the output end of the reversing component 7, so that the reversing component 7 on the horizontal swing shaft 15 is driven by the swing mechanism 3, and the qualified products and unqualified products sent by the front-stage conveyor 16 are sent to the corresponding conveyor, so as to complete the rejection of unqualified products, and the auxiliary reversing mechanism 10 provides auxiliary reversing power for the reversing component 7, so that the product can be more accurately and quickly reversing and guiding;

[0016] The horizontal swing shaft 15 is transversely arranged between the output end of the front conveyor 16 and the input ends of the qualified product conveyor 2 and the unqualified product conveyor 1. The two ends of the horizontal swing shaft 15 are respectively matched with the bearings with seats arranged on the frame, so that the reversing assembly 7 is driven by the horizontal swing shaft 15 to guide the products between the front conveyor 16 and the qualified product conveyor 2 and the unqualified product conveyor 1.

[0017] The reversing assembly 7 is composed of a plurality of reversing pressure plates 8 arranged at intervals on a horizontal swing shaft 15. The reversing pressure plates 8 are set as rectangular flat plates, the rear end of which is vertically connected to the horizontal swing shaft 15 through a connecting piece, and the front end extends forward horizontally. The rear end of the reversing pressure plates 8 is matched with the output end of the front-stage conveyor 16, and the front end is respectively matched with the qualified product conveyor 2 and the unqualified product conveyor 1, so that the qualified and unqualified products sent by the front-stage conveyor are guided into the corresponding conveyor through the simultaneous up and down swinging of the plurality of reversing pressure plates 8, so as to facilitate the subsequent collection and processing;

[0018] The swing mechanism 3 includes a connecting rod 14 arranged at one end of a horizontal swing shaft 15, the upper end of the connecting rod 14 is connected to the horizontal swing shaft, and the lower end is hinged to one end of a push rod 17 through a hinge shaft. The other end of the push rod 17 is tilted downward and then extended to be hinged to the lower end of the swing rod 3 through the hinge shaft. The upper end of the swing rod 3 is tilted upward and then extended to be hinged to the swing shaft arranged on the frame. A power cylinder 4 is arranged on the frame. The front end of the piston rod 5 of the power cylinder 4 is hinged to the upper part of the swing rod 6, so that the swing rod 6 can be pushed forward and backward by the power cylinder 4. The swing rod 6 drives the push rod 17 and the connecting rod 14 to make the horizontal swing shaft 15 rotate forward and reverse, and then drives the reversing pressure plate 8 to swing up and down;

[0019] The front conveyor 16 is set as a horizontal conveyor, and its output end is matched with the input end of the qualified product conveyor 2 horizontally arranged behind it. The unqualified product conveyor 1 is arranged below the qualified product conveyor 2, and is set as an inclined conveyor with one end high and the other end low. The high end of the unqualified product conveyor 1 is matched with the output end of the front conveyor 16, and the low end is connected to the subsequent conveyor or the collection mechanism, so that the unqualified products enter the inclined unqualified product conveyor 1 through the reversing pressure plate 8 pressing down, and the qualified products pass through the bottom of the horizontal reversing pressure plate 8 and enter the horizontal qualified product conveyor 2;

[0020] The auxiliary reversing mechanism 10 includes a horizontal rod 13 arranged parallel to the horizontal swing shaft 15, and the two ends of the horizontal rod 13 are connected to the frame through the column 12. A plurality of air nozzles 9 are arranged at intervals on the horizontal rod 13, and the jet directions of the plurality of air nozzles 9 are set to be vertically downward and opposite to the reversing component 7. A slide groove 11 is arranged on the column 12, and sliders matched with the slide groove 11 are arranged at both ends of the horizontal rod 13, so that gas can be sprayed through the air nozzle 9 to assist in changing the running direction of the unqualified product, thereby ensuring that the unqualified product can accurately enter the conveyor, and the distance between the air nozzle 9 and the product can be adjusted through the slide groove 11 on the column 12.

[0021] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0022] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A defective product rejection device for a product inspection machine, comprising a frame, a conveyor arranged on the frame, characterized in that The frame is provided with a horizontal swing shaft on which a reversing component is arranged, the horizontal swing shaft is connected to a swing mechanism arranged on the frame, and the frame is also provided with an auxiliary reversing mechanism matched with the reversing component. The conveyor is divided into a front-stage conveyor matched with the input end of the reversing component, and a qualified product conveyor and a failed product conveyor matched with the output end of the reversing component.

2. The defective product rejection device for a product inspection machine according to claim 1, characterized in that The horizontal swing shaft is transversely arranged between the output end of the front conveyor and the input ends of the qualified product conveyor and the unqualified product conveyor, and the two ends of the horizontal swing shaft are respectively matched with the seat bearings arranged on the frame.

3. The defective product rejection device for a product inspection machine according to claim 1, characterized in that The reversing assembly is composed of a plurality of reversing pressure plates arranged at intervals on a horizontal swing shaft. The reversing pressure plate is set as a rectangular flat plate, the rear end of which is vertically connected to the horizontal swing shaft through a connecting piece, and the front end extends horizontally forward. The rear end of the reversing pressure plate is matched with the output end of the previous conveyor, and the front end is respectively matched with the qualified product conveyor and the unqualified product conveyor.

4. The defective product rejection device for a product inspection machine according to claim 1, characterized in that The swing mechanism includes a connecting rod arranged at one end of the horizontal swing shaft, the upper end of the connecting rod is connected to the horizontal swing shaft, and the lower end is hinged to one end of a push rod through a hinge shaft, the other end of the push rod is tilted downward and extended and then hinged to the lower end of the swing rod through the hinge shaft, the upper end of the swing rod is tilted upward and extended and then hinged to the swing shaft arranged on the frame, a power cylinder is provided on the frame, and the front end of the piston rod of the power cylinder is hinged to the upper part of the swing rod.

5. The defective product rejection device for a product inspection machine according to claim 1, characterized in that The front-stage conveyor is configured as a horizontal conveyor, and its output end is connected to the input end of the qualified product conveyor horizontally arranged behind it. The unqualified product conveyor is arranged below the qualified product conveyor, and is configured as an inclined conveyor with one end high and the other end low. The high end of the unqualified product conveyor is connected to the output end of the front-stage conveyor, and the low end is connected to the subsequent conveyor or collection mechanism.

6. The defective product rejection device for a product inspection machine according to claim 1, characterized in that The auxiliary reversing mechanism includes a horizontal rod arranged parallel to the horizontal swing shaft, the two ends of the horizontal rod are connected to the frame through columns, a plurality of air nozzles are arranged at intervals on the horizontal rod, the jet directions of the plurality of air nozzles are set to be vertically downward and opposite to the reversing assembly, a slide groove is arranged on the column, and sliders matched with the slide groove are arranged at the two ends of the horizontal rod.

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