Narrow-channel stacker with good trafficability

Abstract

The narrow-channel stacker with the good trafficability comprises a stacker body with an outer door frame, an inner door frame and a sliding frame, the sliding frame comprises a sliding frame body, a sliding frame connecting plate and a sliding frame guide plate, and the sliding frame connecting plate is connected to the rear side of the sliding frame body; the two sliding frame guide plates are symmetrically connected to the rear side of the sliding frame connecting plate, the guide wheels are connected to the outer sides of the sliding frame guide plates, the number of the guide wheels on each sliding frame guide plate is two, and the total number of the guide wheels is four. A first guide groove matched with the guide wheel is formed in the inner side of the inner portal, and the guide wheel is at least partially located in the first guide groove; the inner door frame comprises two main rollers symmetrically arranged on the lower side of the bottom of the inner door frame, second guide grooves matched with the main rollers are formed in the inner side of the inner door frame, at least part of the main rollers are located in the second guide grooves, the inner door frame can be sleeved with the outer door frame, the inner door frame can be sleeved with the sliding frame, and therefore the width of the narrow-channel fork lift truck is reduced, and the narrow-channel fork lift truck is convenient to use. And the trafficability to a narrow channel is improved.

Description

[0001] Divisional Application Statement

[0002] This application is a divisional application of the Chinese invention patent application filed on November 12, 2021, with the invention name “A Narrow Aisle Forklift” and application number 202111336262.1. Technical Field

[0003] The invention relates to the technical field of stackers, and in particular to a narrow-channel stacker with good passability. Background Art

[0004] With the vigorous development of factory logistics automation, automated assembly lines and other fields in my country, the demand for AGV (Automated Guided Vehicle) has also increased. Especially in recent years, due to the reduction of labor and the increase in costs, the demand for AGV has increased more significantly. AGV is a handling robot equipped with automatic guidance devices such as electromagnetic or photoelectric, which can automatically travel along a specified guidance path and has programming and mode selection devices, safety protection and various transfer functions. The stacker in the prior art is not convenient for judging the lifting height of the slide, which easily leads to the goods not being in place. In addition, the width of the existing stacker is relatively wide, and the passability of narrow passages is relatively weak. Summary of the invention

[0005] The purpose of the present invention is to overcome one or more disadvantages of the prior art and to provide a narrow-aisle stacker with good maneuverability.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is that a narrow channel stacker with good passability comprises:

[0007] A vehicle body, the vehicle body comprising an outer mast;

[0008] An inner mast, the inner mast being connected to the rear side of the vehicle body and having an extension plate extending outward;

[0009] A slide, the slide is connected to the rear side of the inner door frame, the slide comprises a slide body, a slide connecting plate, and a slide guide plate, and the slide connecting plate is connected to the rear side of the slide body;

[0010] The number of the slide guide plates is 2, and the two slide guide plates are symmetrically connected to the rear side of the slide connecting plate. The outer side of the slide guide plates is connected to a guide wheel, and the number of the guide wheels on each slide guide plate is 2, and the total number of the guide wheels is 4; the inner side of the inner door frame has a first guide groove matching the guide wheel, and the guide wheel is at least partially located in the first guide groove;

[0011] The inner mast includes two main rollers, which are symmetrically arranged on the lower side of the bottom of the inner mast, and a second guide groove matching the main rollers is arranged on the inner side of the outer mast, and the main roller is at least partially located in the second guide groove.

[0012] Preferably, a composite roller is connected to the outer door frame, and the number of the composite rollers is 2. The two composite rollers are symmetrically arranged at the upper end of the outer door frame, the composite roller is in contact with the epitaxial plate and the composite roller rolls along the epitaxial plate, and the central axis of the composite roller and the main roller coincides in the vertical direction.

[0013] Preferably, the inner portal frame comprises an inner portal frame body, a wire wheel, a wire wheel bracket and a cable, the upper end of the inner portal frame body is provided with an upper beam, the wire wheel is connected to the upper beam through the wire wheel bracket, and the cable is wound around the wire wheel.

[0014] Further preferably, the slide also includes a first line card and a first line card plate, the first line card is connected to the rear side of the slide connecting plate through the first line card plate and the first line card plate is arranged above the wire pulling bracket; the rear side of the vehicle body is connected to a second line card through the second line card plate, and the second line card is connected to the vehicle body through a spring; one end of the cable is connected to the first line card, and the other end of the cable is connected to the second line card.

[0015] Preferably, the inner mast also includes a sprocket, a cylinder, a chain, and a chain block; the lower end of the cylinder is connected to the vehicle body, the upper end of the cylinder is in contact with the cylinder top plate connected to the inner mast body, the sprocket is connected to the inner mast body through a sprocket fixing plate and the sprocket is arranged above the cylinder top plate, the chain is wound around the sprocket and the chain is connected to the chain block, and the chain block is connected to the slide body.

[0016] Preferably, the slide also includes a pull-wire encoder and a pull-wire bracket, the pull-wire encoder is connected to the rear side of the slide connecting plate through the pull-wire bracket, and the pull wire of the pull-wire encoder is connected to the vehicle body.

[0017] Preferably, the slide frame further comprises a fork plate, a lower surface of the front end of the fork plate is provided with a stepped groove opening toward the front end of the fork plate, and a first photoelectric sensor is arranged in the stepped groove.

[0018] Further preferably, a stop plate is provided at a center position on the front side of the slide body, and a pressure sensor or a second photoelectric sensor for quickly detecting the arrival of goods is provided in the stop plate.

[0019] Preferably, the narrow-aisle stacker with good passability also includes a covering member, which is connected to the front side of the vehicle body, and an installation cavity is formed between the vehicle body and the covering member, and the drive module, hydraulic module, battery module and control module are integrated in the installation cavity.

[0020] Further preferably, the covering member includes an upper cover and a front cover; a buckle head is connected to the upper cover, a buckle seat is provided on the front cover, the buckle head and the buckle seat are detachably connected, the upper cover also has a gas spring embedded bracket, a gas spring is connected to the gas spring embedded bracket, and the upper cover is connected to the vehicle body through the gas spring embedded bracket.

[0021] Due to the application of the above technical solution, the present invention has the following advantages compared with the prior art:

[0022] The narrow-aisle stacker with good passability provided by the present invention comprises a vehicle body with an outer door frame, an inner door frame, and a slide, wherein the slide comprises a slide body, a slide connecting plate, and a slide guide plate, wherein the slide connecting plate is connected to the rear side of the slide body; by symmetrically connecting two slide guide plates to the rear side of the slide connecting plate, connecting guide wheels on the outer side thereof, so that the number of guide wheels on each slide guide plate is 2, and the total number of guide wheels is 4; the inner side of the inner door frame is provided with a first guide groove matching the guide wheel, so that the guide wheel is at least partially located in the first guide groove; the inner door frame comprises two main rollers symmetrically arranged on the lower side of the bottom of the inner door frame, and a second guide groove matching the main roller is arranged on the inner side thereof, so that the main roller is at least partially located in the second guide groove, so that the outer door frame can be sleeved on the outer side of the inner door frame, and the inner door frame can be sleeved on the outer side of the slide, thereby reducing the width of the narrow-aisle stacker and improving its passability for narrow channels. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0024] Figure 2 This is a schematic diagram of the rear structure of the slide.

[0025] Figure 3 It is a schematic diagram of the front structure of the slide.

[0026] Figure 4 This is a schematic diagram of the inner door frame structure.

[0027] Figure 5 This is a schematic diagram of the rear structure of the vehicle body.

[0028] Figure 6 This is a schematic diagram of the front structure of the vehicle body.

[0029] Figure 7 A schematic diagram of the side structure of the cover.

[0030] Figure 8 Schematic diagram of the rear structure of the cover.

[0031] Fig. 9 for Figure 6 A partial enlarged view of point A in the middle.

[0032] 1. Narrow channel stacker; 11. Slide; 111. Slide body; 112. Cable bracket; 113. Cable encoder; 114. Travel switch fixing plate; 115. Travel switch; 116. Sensor mounting plate; 1161. Photoelectric sensor; 117. In-position baffle; 118. First line card; 119. First line board card connection plate; 1110. Slide connecting plate; 1111. Slide guide plate; 1112. Guide wheel; 1113. Fork plate; 12. Inner door frame; 121. Inner door frame; 1211. Extension plate; 122. Sprocket; 123. Wire wheel; 124. Cable; 125. Wire wheel bracket; 126. Oil cylinder; 127. Chain; 128. Chain block; 129. Main roller; 13. Vehicle body; 131. Vehicle frame; 132. 12-core socket; 133. RJ45 network port; 134. Selection button switch; 135. Obstacle avoidance bracket; 136. Anti-collision touch edge; 137. Obstacle avoidance laser component; 138. Drive module; 139. Hydraulic module; 1310. Battery module; 1311. Control module; 1312. Laser navigation module; 1313. Receiving antenna; 1314. Reset button; 1315. Key switch; 1316. Charging brush plate; 1317. Load wheel; 1318. Gas spring; 1319. Second line card mounting plate; 1320. Second line card; 1321. Spring; 1322. Composite roller; 14. Cover; 141. Upper cover; 142. Front cover; 143. Emergency stop button; 144. Buckle head; 145. Buckle seat; 146. Gas spring embedded bracket; 147. Display. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] A narrow channel stacker 1 in a preferred embodiment of the present invention comprises a slide 11, an inner mast 12, a vehicle body 13 and a cover 14, wherein the inner mast is connected to the rear side of the vehicle body 13, the cover 14 is connected to the front side of the vehicle body 13, and the slide 11 is connected to the rear side of the inner mast 12;

[0035] The slide comprises a slide body 111, a slide connecting plate 1110, a slide guide plate 1111, a cable bracket 112, a cable encoder 113, a travel switch fixing plate 114 and a travel switch 115, the slide connecting plate 1110 is connected to the rear side of the slide body 111, the number of connections on the slide guide plate 1111 is 2, the two slide guide plates 1111 are symmetrically connected to the rear side of the slide connecting plate 1110, a guide wheel 1112 is connected to the outer side of the slide guide plate 1111, the cable encoder 113 is connected to the rear side of the slide connecting plate 1110 through the cable bracket 112, and the cable of the cable encoder 113 is connected to the vehicle body 13;

[0036] The inner door frame 12 includes an inner door frame body 121, a wire wheel 123, a cable 124 and a wire wheel bracket 125. The upper end of the inner door frame body 121 has an upper beam. The wire wheel 123 is connected to the upper beam through the wire wheel bracket 125. The wire wheel 123 is wound with a cable 124. The slide 11 also includes a first wire clip 118 and a first wire clip plate 119. The first wire clip 118 is connected to the rear side of the slide connecting plate 1110 through the first wire clip plate 119 and the first wire clip plate 119 is arranged above the wire pulling bracket 112. The side is connected to the second line card 1320 through the second line card board 1319, one end of the cable 124 is connected to the first line card 1320, and the other end of the cable 124 is connected to the second line card 1320. The second line card 1320 is connected to the vehicle body 13 through a spring 1321. The number of the guide wheels 1112 is 4, and the number of the guide wheels 1112 on each slide connecting plate 1110 is 2. The inner door frame 12 has a first guide groove matching the guide wheel 1112, and the guide wheel 1112 is at least partially located in the first guide groove.

[0037] In the above embodiment, the inner door frame 12 also includes a sprocket 122, a cylinder 126, a chain 127, a chain block 128 and a main roller 129. The lower end of the cylinder 126 is connected to the vehicle body 13, and the upper end of the cylinder 126 is in contact with the cylinder top plate connected to the inner door frame body 121. The sprocket 122 is connected to the inner door frame body 121 through a sprocket fixing plate and the sprocket 122 is arranged above the cylinder top plate. The chain 127 is wrapped around the sprocket 122 and the chain 127 is connected to the chain block 128. The chain block 128 is connected to the slide body 111. The number of the main rollers 129 is 2, and the 2 main rollers 129 are symmetrically arranged at the On the lower bottom side of the inner portal 121, the vehicle body 13 includes an outer portal, to which a composite roller 1322 is connected. The number of the composite rollers 1322 is two, and the two composite rollers 1322 are symmetrically arranged at the upper end of the outer portal. The outer portal is provided with a second guide groove 1323 matching the main roller 129, and the main roller 1112 is at least partially located in the second guide groove 1323. The inner portal 121 has an outwardly extending extension plate, and the composite roller 1322 is in contact with the extension plate 1211 and rolls along the extension plate 1211, and the central axes of the main roller 129 and the composite roller 1322 coincide in the vertical direction.

[0038] In the above embodiment, the slide 11 includes a fork plate 1113, the number of which is 2, and the two fork plates are symmetrically connected to the front side of the slide 11, and the lower surface of the front end of the fork plate 1113 is provided with a step groove opening toward the front end of the fork plate 1113, and a photoelectric sensor 1161 is arranged in the step groove through the sensor mounting plate 116.

[0039] In the above embodiment, a stop plate 117 is provided at the center of the front side of the body of the slide 11. The pressure sensor or the second photoelectric sensor built into the stop plate 117 can quickly detect the arrival of the goods.

[0040] In the above embodiment, an installation cavity is formed between the vehicle body 13 and the cover 14, and a drive module 138, a hydraulic module 139, a battery module 1310 and a control module 1311 are arranged in the installation cavity. The drive module 138 is arranged at the bottom of the installation cavity and has a drive wheel at the bottom of the drive module 138. The hydraulic module 139 is arranged on one side of the drive module 138 and the hydraulic module 139 is connected to the oil cylinder 126 through a pipeline. The battery module 1310 is arranged at the bottom of the drive module 138. The drive module 138 is disposed above the drive module 138 and the drive module 138 is connected to the vehicle body 13, the control module 1311 is disposed on the upper end of the battery module 1310 and the control module 1311 is connected to the vehicle body 13, the drive module 138, the battery module 1310 and the hydraulic module 139 are respectively connected to the control module 1311 for signal connection, and the control module 1311, the drive module 138 and the hydraulic module 139 are respectively electrically connected to the battery module 1310. By integrating the drive module 138, the hydraulic module 139, the battery module 1310 and the control module 1311 in the installation cavity, the width requirement of the narrow channel stacker can be reduced, and the traffic capacity of the narrow channel stacker in the narrow channel can be improved.

[0041] In the above embodiment, an obstacle avoidance bracket 135 and an anti-collision touch edge 136 are connected to the lower rear side of the vehicle body 13, and the anti-collision touch edge 136 is arranged at the lower end of the obstacle avoidance bracket 135. The two sides of the obstacle avoidance bracket 135 are respectively connected to obstacle avoidance laser components 137, and the obstacle avoidance laser components 137 are signal-connected to the control module 1311.

[0042] In the above embodiment, a laser navigation module 1312 and a receiving antenna 1313 are connected to the top of the vehicle body 13, and the laser navigation module 1312 and the receiving antenna 1313 are respectively connected to the control module 1311 for signals. A charging brush plate 1316 is connected to one side of the vehicle body 13, and the charging brush plate 1316 is electrically connected to the battery module 1310.

[0043] In the above embodiment, one side of the car body 13 is connected to a 12-core socket 132, an RJ45 network port 133 and a selection button switch 134, and the other side of the car body 13 is connected to a reset button 1314 and a key switch 1315. The 12-core socket, the RJ45 network port, the selection button switch 134, the reset button 1314 and the key switch 1315 are respectively connected to the control module 1311 signal.

[0044] In the above embodiment, the vehicle body 13 is further connected to a support seat, and a load wheel 1317 is connected to the support seat.

[0045] In the above embodiment, the cover 14 includes an upper cover 141 and a front cover 142, and the front cover 141 and the upper cover 142 are detachably connected to each other. The upper cover 142 is provided with an emergency stop button 143, and the emergency stop button 143 is signal-connected to the control module 1311 or the battery module 1310. The upper cover 141 is connected with a buckle head 144, and the front cover 141 is provided with a buckle seat 145, and the buckle head 144 is detachably connected to the buckle seat 145. The upper cover 141 also has a gas spring embedded bracket 146, and the gas spring 1318 is connected to the gas spring embedded bracket 146, and the upper cover is connected to the vehicle body 13 through the gas spring embedded bracket 146. The upper cover 141 is also connected with a display 147, and the display 147 is signal-connected to the control module 1311.

[0046] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them. Those skilled in the art should understand that the technical solutions described in the above embodiments may be modified, or some of the technical features thereof may be replaced by equivalents; these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A narrow channel stacker with good trafficability, comprising: A vehicle body, the vehicle body comprising an outer mast; An inner mast, the inner mast being connected to the rear side of the vehicle body and having an extension plate extending outward; A slide, the slide is connected to the rear side of the inner door frame, the slide comprises a slide body, a slide connecting plate, and a slide guide plate, and the slide connecting plate is connected to the rear side of the slide body; Features: The number of the slide guide plates is 2, and the two slide guide plates are symmetrically connected to the rear side of the slide connecting plate. The outer side of the slide guide plates is connected to a guide wheel, and the number of the guide wheels on each slide guide plate is 2, and the total number of the guide wheels is 4; the inner side of the inner door frame has a first guide groove matching the guide wheel, and the guide wheel is at least partially located in the first guide groove; The inner mast includes two main rollers, which are symmetrically arranged on the lower side of the bottom of the inner mast, and a second guide groove matching the main rollers is arranged on the inner side of the outer mast, and the main roller is at least partially located in the second guide groove.

2. The narrow-aisle stacker with good trafficability according to claim 1, characterized in that: The outer door frame is connected with a composite roller, wherein the number of the composite rollers is 2 and the two composite rollers are symmetrically arranged at the upper end of the outer door frame. The composite rollers are in contact with the epitaxial plate and roll along the epitaxial plate, and the central axis of the composite roller and the main roller coincides in the vertical direction.

3. The narrow-aisle stacker with good trafficability according to claim 1, characterized in that: The inner door frame comprises an inner door frame body, a wire wheel, a wire wheel bracket and a cable. The upper end of the inner door frame body is provided with an upper beam. The wire wheel is connected to the upper beam through the wire wheel bracket, and the cable is wound around the wire wheel.

4. The narrow-aisle stacker with good trafficability according to claim 3, characterized in that: The slide also includes a first line card and a first line card plate, the first line card is connected to the rear side of the slide connecting plate through the first line card plate and the first line card plate is arranged above the wire pulling bracket; the rear side of the vehicle body is connected to a second line card through the second line card plate, and the second line card is connected to the vehicle body through a spring; one end of the cable is connected to the first line card, and the other end of the cable is connected to the second line card.

5. The narrow-aisle stacker with good trafficability according to claim 1, characterized in that: The inner mast also includes a sprocket, a cylinder, a chain, and a chain block; the lower end of the cylinder is connected to the vehicle body, and the upper end of the cylinder is in contact with the cylinder top plate connected to the inner mast body, the sprocket is connected to the inner mast body through a sprocket fixing plate and the sprocket is arranged above the cylinder top plate, the chain is wound around the sprocket and the chain is connected to the chain block, and the chain block is connected to the slide body.

6. The narrow-aisle stacker with good trafficability according to claim 1, characterized in that: The slide also includes a cable encoder and a cable bracket. The cable encoder is connected to the rear side of the slide connecting plate through the cable bracket, and the cable of the cable encoder is connected to the vehicle body.

7. The narrow-aisle stacker with good trafficability according to claim 1, characterized in that: The slide frame further comprises a fork plate, a lower surface of the front end of the fork plate is provided with a stepped groove opening toward the front end of the fork plate, and a first photoelectric sensor is arranged in the stepped groove.

8. The narrow-aisle stacker with good trafficability according to claim 7, characterized in that: A stop plate is arranged at the center of the front side of the slide body, and a pressure sensor or a second photoelectric sensor for quickly detecting the arrival of goods is arranged in the stop plate.

9. The narrow-aisle stacker with good trafficability according to claim 1, characterized in that: The narrow-aisle stacker with good passability also includes a covering member, which is connected to the front side of the vehicle body, and an installation cavity is formed between the vehicle body and the covering member, and a drive module, a hydraulic module, a battery module and a control module are integrated in the installation cavity.

10. The narrow-aisle stacker with good trafficability according to claim 9, characterized in that: The covering member includes an upper cover and a front cover; a buckle head is connected to the upper cover, a buckle seat is provided on the front cover, the buckle head and the buckle seat are detachably connected, the upper cover also has a gas spring embedded bracket, a gas spring is connected to the gas spring embedded bracket, and the upper cover is connected to the vehicle body through the gas spring embedded bracket.

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