CN113233098A - Workpiece conveying device for shot blasting machine - Google Patents
Workpiece conveying device for shot blasting machine Download PDFInfo
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- CN113233098A CN113233098A CN202110465239.6A CN202110465239A CN113233098A CN 113233098 A CN113233098 A CN 113233098A CN 202110465239 A CN202110465239 A CN 202110465239A CN 113233098 A CN113233098 A CN 113233098A
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- rail
- trolley
- lifting
- groove
- blasting machine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/20—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising load-carriers suspended from overhead traction chains
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
- B65G17/32—Individual load-carriers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
- B65G17/38—Chains or like traction elements; Connections between traction elements and load-carriers
- B65G17/42—Attaching load carriers to traction elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
- B65G17/48—Controlling attitudes of load-carriers during movement
- B65G17/485—Controlling attitudes of load-carriers during movement the load carriers being suspended
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chain Conveyers (AREA)
Abstract
The application discloses work piece conveyor for shot-blasting machine includes: the surface of the walking trolley is provided with a groove; the first fixed rail is used for the walking trolley to move and comprises a propelling rail, a lifting rail and a pull-out rail which are sequentially connected; the lifting mechanism drives the lifting rail to do up-and-down lifting motion when the walking trolley is positioned on the lifting rail; the conveying catenary chain is arranged above the first fixed rail, and the lower end of the conveying catenary chain is provided with a bulge clamped with the groove and used for driving the travelling trolley to move on the pushing rail and the pulling rail; the propelling device propels the travelling trolley to the lifting rail when the travelling trolley moves on the propelling rail until the protrusion is separated from the groove; and the pulling-out device is used for enabling the walking trolley to enter the pulling-out rail from the lifting rail until the groove is clamped with the protrusion. The conveying device is compact in structure, strong in universality and high in automation degree, facilitates workers to replace workpieces, and improves production efficiency.
Description
Technical Field
The application relates to a workpiece conveying device for shot blasting machines, and belongs to the technical field of shot blasting equipment.
Background
The accumulated sling chain shot blasting machine is a treatment technology for throwing steel shot out at high speed through a shot blasting machine and impacting the steel shot on the surface of a material object, and is mainly applied to surface treatment of casting forgings. At present, in the industry of shot blasting treatment of the surface of a workpiece, a catenary conveyor line is used for conveying the workpiece to be shot blasted into a shot blasting machine for shot blasting treatment, the shot blasting catenary conveyor line in the prior art comprises a conveyor line, the conveyor line penetrates through the shot blasting machine, a special lifting hook is mounted on the conveyor line in a hanging manner, the special lifting hook slides along a conveying track, the workpiece to be shot blasted is hung on the special lifting hook of the shot blasting catenary conveyor line in use, and the workpiece enters the shot blasting machine for shot blasting treatment.
The shot blasting catenary conveyor line has a simple structure, can realize mechanical continuous conveying, and needs to suspend a workpiece on a lifting hook by means of an extra lifting device such as a crane and the like because the special lifting hook is directly suspended on the conveyor line. The shot blasting treatment of automobile brake drum workpieces in large batches has the advantages of low production efficiency of the conveying line, high labor intensity of workers, time and labor consumption, low automation degree and difficulty in meeting production requirements.
Disclosure of Invention
In order to solve the problems, the application provides a workpiece conveying device for a shot blasting machine, and the conveying device is compact in structure, strong in universality and high in automation degree, facilitates workers to replace workpieces, and improves production efficiency.
The utility model provides a work piece conveyor for shot-blasting machine which characterized in that includes:
the surface of the walking trolley is provided with a groove;
the first fixed rail is used for the traveling trolley to move and comprises a propelling rail, a lifting rail and a pull-out rail which are sequentially connected;
the lifting mechanism drives the lifting rail to do up-and-down lifting motion when the travelling trolley is positioned on the lifting rail;
the conveying catenary chain is arranged above the first fixed rail, and the lower end of the conveying catenary chain is provided with a bulge clamped with the groove and used for driving the travelling trolley to move on the pushing rail and the pulling rail;
the propelling device propels the walking trolley to the lifting rail when the walking trolley moves on the propelling rail until the protrusion is separated from the groove;
and the pulling-out device is used for enabling the walking trolley to enter the pulling-out rail from the lifting rail until the groove is clamped with the protrusion.
Preferably, the conveying catenary includes a first inclined part, a horizontal part and a second inclined part which are sequentially connected end to end, and the first inclined part is arranged above one end of the propelling rail close to the lifting rail; the horizontal part is arranged above the lifting rail, and the second inclined part is arranged above one end, close to the lifting rail, of the pull-out rail;
one end of the first inclined part close to the horizontal part is obliquely and upwards arranged, and one end of the second inclined part close to the horizontal part is obliquely and upwards arranged;
the included angle formed by the first inclined part and the horizontal part and the included angle formed by the second inclined part and the horizontal part are both 150-170 degrees.
Preferably, the cross section of the groove is trapezoidal, and the length of the opening of the groove is smaller than that of the bottom of the groove;
the two sides of the opening of the groove are respectively provided with a first step and a second step, the first step is positioned at the front end of the second step in the traveling direction, the height of the first step is larger than that of the second step, and the height difference range of the first step and the second step is 0.5 cm-2 cm.
Preferably, the shape of the protrusion is the same as and matched with that of the groove, the ratio of the height of the first step to the height of the protrusion ranges from 0.7 to 0.9, and the ratio of the length of the bottom of the groove to the length of the bottom of the protrusion ranges from 1.1 to 2.
Preferably, conveyor still includes the second fixed rail that supplies the conveying catenary to remove, the second fixed rail cross section is the I shape, it is provided with a plurality of pulleys to slide on the second fixed rail, the conveying catenary with the pulley passes through mounting swing joint.
Preferably, the pulleys are arranged in pairs, the distance between each pair of pulleys ranges from 0.8m to 1.2m, each pair of pulleys comprises two pulleys, the distance between the two pulleys ranges from 0.1m to 0.3m, and the protrusion is arranged between the two pulleys.
Preferably, the walking trolley comprises a front trolley and a rear trolley, the groove is formed in the surface of the front trolley, and the front trolley and the rear trolley are connected together through a connecting piece;
the first fixed rail is provided with a backstop for preventing the rear trolley from moving in the opposite direction, and the lifting rail is provided with a knife-shaped frame with a limiting opening.
Preferably, be provided with extending structure on the second fixed rail, the last fixed block of installing of extending structure, the fixed block with spacing mouthful joint.
Preferably, the front trolley comprises a T-shaped plate and a linkage plate, the T-shaped plate is hinged to the linkage plate, and the groove is formed in the surface of the T-shaped plate.
Preferably, the second fixed rail is further provided with a stopper, the stopper comprises an air cylinder, a push plate and a linkage rod, one end of the push plate is connected with the output end of the air cylinder, the linkage rod is arranged at the other end of the push plate, and the tail end of the linkage rod is used for preventing the front trolley from moving towards the walking direction.
Benefits that can be produced by the present application include, but are not limited to:
1. according to the workpiece conveying device for the shot blasting machine, the protrusions at the lower end of the conveying catenary chains are used for being clamped with the grooves in the surface of the walking trolley, and then the walking trolley is driven to move on the pushing rail and the pulling rail; when the connection between the protrusion and the groove is disconnected, the pushing device can drive the traveling trolley to enter the lifting rail, and the pulling device can drive the traveling trolley to leave the lifting rail; when the walking trolley moves to the lifting rail, the lifting mechanism drives the lifting rail to do up-and-down lifting motion, the conveying catenary chain, the pushing device, the pulling device and the lifting mechanism are integrally arranged, the structure is compact, the automation degree is high, the labor intensity of workers is reduced, and the production efficiency is improved.
2. The application provides a work piece conveyor for shot-blasting machine, the slope setting of first rake and second rake ensures protruding and the steady disconnection of recess, and then makes the walking dolly steadily to remove on first fixed rail, ensures that work piece transportation process goes on in order safely.
3. The application provides a work piece conveyor for shot-blasting machine, the height of first step is greater than the height of second step, and first step lies in the second step front end on the walking direction, guarantees that the walking dolly is protruding difficult for breaking away from with the recess when walking on propelling movement rail and pull-out rail.
4. According to the workpiece conveying device for the shot blasting machine, the cross section of the second fixed rail is I-shaped, so that the pulley can move stably; the backstop can prevent that the back dolly from moving to walking opposite direction, guarantees that the walking process goes on in order.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic front view of a workpiece conveying device for a shot blasting machine according to an embodiment of the present application;
fig. 2 is a left side view schematic diagram of a workpiece conveying device for a shot blasting machine according to an embodiment of the application;
fig. 3 is a schematic top view of a workpiece conveying device for a shot blasting machine according to an embodiment of the present application;
fig. 4 is an enlarged schematic view of a front trolley in the workpiece conveying device for the shot blasting machine according to the embodiment of the application;
fig. 5 is an enlarged schematic view of a conveying catenary in the workpiece conveying device for the shot blasting machine according to the embodiment of the present application;
list of parts and reference numerals:
1. the device comprises a propelling device, 2, a pulling-out device, 3, a conveying catenary, 4, a propelling rail, 5, a lifting rail, 6, a pulling-out rail, 7, a rear trolley, 8, a front trolley, 9, a backstop, 10, a telescopic structure, 11, a stopper, 12, a connecting piece, 13, a lifting hook, 14, a main frame, 15, a lifting limiting piece, 16, a second fixed rail, 17, a lifting body, 18, a limiting plate, 19, a knife-shaped frame, 20, a pulley, 21, a groove, 22, a protrusion, 23, a T-shaped plate, 24, a linkage plate, 25, a first inclined part, 26, a horizontal part, 27, a second inclined part, 28, an extending part, 29, a second step, 30 and a first step.
Detailed Description
In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.
In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiment of the application discloses a workpiece conveying device for a shot blasting machine, and the following embodiment describes the structure and the using method of the workpiece conveying device in detail.
Referring to fig. 1-5, an embodiment of the present application discloses a workpiece conveying device for a shot blasting machine, including: the device comprises a walking trolley, a first fixed rail, a lifting mechanism, a conveying catenary 3, a propelling device 1 and a pulling-out device 2, wherein a groove 21 is formed in the surface of the walking trolley, a protrusion 22 clamped with the groove 21 is arranged at the lower end of the conveying catenary, and the protrusion 22 can drive the walking trolley to move, so that the flexibility of workpiece conveying is improved; the first fixed rail is used for moving the walking trolley and comprises a propelling rail 4, a lifting rail 5 and a pulling-out rail 6 which are sequentially connected, and the conveying catenary 3 is arranged above the first fixed rail and is used for driving the walking trolley to move on the propelling rail 4 and the pulling-out rail 6; when the walking trolley moves on the propelling rail 4 until the protrusion 22 is separated from the groove 21, the propelling device 1 propels the walking trolley to the lifting rail 5; the pulling-out device 2 is used for enabling the traveling trolley to enter the pulling-out rail 6 from the lifting rail 5 until the groove 21 is clamped with the protrusion 22; when the walking trolley is positioned on the lifting rail 5, the lifting mechanism drives the lifting rail 5 to do up-and-down lifting motion, the whole process is continuously carried out, and the automation degree is high.
Specifically, the conveying device further comprises a main frame 14, the lifting mechanism is arranged on one side of the main frame 14, and the conveying catenary 3, the first fixed rail, the propelling device 1 and the pulling device 2 are arranged below the main frame 14 in parallel and are positioned on the same side as the lifting mechanism; the lifting mechanism comprises a lifting body 17, one end of the lifting body 17 is arranged on the main frame 14 and can do vertical lifting motion along the vertical direction of the main frame 14; preferably, one end of the lifting body 17 is slidably mounted on the main frame 14; the other end of the lifting body 17 is vertically connected with the lifting rail 5, and the lifting body 17 can drive the lifting rail 5 to move up and down; the lifting limiting part 15 is arranged on the main frame 14 in the vertical direction, so that the collision loss between the lifting body 17 and the main frame 14 in the lifting process is reduced; limiting plates 18 are vertically arranged on the surfaces of the propelling device 1 and the pulling-out device 2, the limiting plates 18 rotate within a range of 90 degrees enclosed by the walking direction, and the limiting plates 18 can push the walking trolley to move along the walking direction.
As an embodiment, the conveying catenary 3 comprises a first inclined part 25, a horizontal part 26 and a second inclined part 27 which are sequentially connected end to end, wherein the first inclined part 25 is arranged above one end of the propelling rail 4 close to the lifting rail 5; the horizontal part 26 is arranged above the lifting rail 5, the bulge 22 and the groove 21 at the lower end of the horizontal part 26 are always in a disconnected state, and the second inclined part 27 is arranged above one end, close to the lifting rail 5, of the pull-out rail 6; one end of the first inclined part 25 close to the horizontal part 26 is obliquely upward, and one end of the second inclined part 27 close to the horizontal part 26 is obliquely upward; the first inclined part 25 and the second inclined part 27 are connected with an extending part 28 at one end far away from the horizontal part 26, a protrusion 22 at the lower end of the extending part 28 and a groove 21 are always in a clamping state, the first inclined part 25 and the second inclined part 27 are arranged to ensure that the protrusion 22 and the groove 21 are stably disconnected, and the included angles formed by the first inclined part 25 and the second inclined part 27 and the horizontal part 26 are 150-170 degrees, preferably 165 degrees.
As an implementation mode, the cross section of the groove 21 is trapezoidal, the shape of the protrusion 22 is the same as and matched with that of the groove 21, the length of the opening of the groove 21 is smaller than that of the bottom of the groove, and the groove 21 and the protrusion 22 are clamped more firmly; a first step 30 and a second step 29 are respectively arranged on two sides of an opening of the groove 21, the first step 30 is positioned at the front end of the second step 29 in the traveling direction, the height of the first step 30 is larger than that of the second step 29, so that the protrusion 22 is not easy to separate from the groove 21 when the traveling trolley travels on the push rail 4 and the pull rail 6, and the height difference range of the first step 30 and the second step 29 is 0.5 cm-2 cm, preferably 1 cm; the ratio of the height of the first step 30 to the height of the protrusion 22 is in the range of 0.7-0.9, preferably 0.8; the ratio of the length of the bottom of the groove 21 to the length of the bottom of the protrusion 22 ranges from 1.1 to 2, and 1.5 is preferred.
As an implementation mode, the conveying device further comprises a second fixed rail 16 for the conveying catenary 3 to move, the cross section of the second fixed rail 16 is in an i shape, a plurality of pulleys 20 are arranged on the second fixed rail 16 in a sliding manner, and the conveying catenary 3 and the pulleys 20 are movably connected through fixing parts, so that the maintenance and the replacement are convenient, and the conveying catenary 3 is ensured to move stably; specifically, the pulleys 20 are arranged in pairs, and the distance between each pair of pulleys 20 ranges from 0.8m to 1.2m, preferably 1 m; each pair of pulleys 20 comprises two pulleys 20, the distance between the two pulleys 20 ranges from 0.1m to 0.3m, preferably 0.2 m; the protrusion 22 is disposed between the two pulleys 20, which is stable and facilitates the movement of the traveling carriage.
As an implementation mode, the walking trolley comprises a front trolley 8 and a rear trolley 7, a groove 21 is formed in the surface of the front trolley 8, the front trolley 8 comprises a T-shaped plate 23 and a linkage plate 24, the T-shaped plate 23 is hinged with the linkage plate 24, and the groove 21 is formed in the surface of the T-shaped plate 23; when the groove 21 and the bulge 22 are in a clamping state, the T-shaped plate 23 is lifted, and the linkage plate 24 is pressed downwards; when the groove 21 and the protrusion 22 are in a separated state, the T-shaped plate 23 is pressed downwards, and the linkage plate 24 is lifted; the front trolley 8 and the rear trolley 7 are connected together through a connecting piece 12; the lower end of the connecting piece 12 is provided with a lifting hook 13, and one end of the lifting hook 13, which is far away from the connecting piece 12, is provided with an anchor chain or an S-shaped hook for hanging a workpiece, preferably the anchor chain; the anchor chains are different in length, the length range of the anchor chains is 0.1-2 m, the types of workpieces are various cast-forged pieces, and workers can hang the workpieces on the anchor chains with the same height and different lengths by adjusting the lifting mechanisms, so that the labor intensity of the workers is reduced, and the production efficiency is improved.
As an embodiment, the second fixed rail 16 is provided with a telescopic structure 10, a fixed block is mounted on the telescopic structure 10, the telescopic structure 10 comprises a telescopic cylinder and a hinge bracket, one end of the hinge bracket is connected with the fixed block, and the other end of the hinge bracket is connected with the output end of the telescopic cylinder; the lifting rail 5 is provided with a knife-shaped frame 19 with a limiting opening, and the fixing block is clamped with the limiting opening; and only when the lifting rail 5 is connected with the pushing rail 4 and the pulling rail 6 respectively, the fixed block is clamped with the limit port; the lifting rail 5 descends to any height, the fixing block and the limiting port are in a separated state, the lifting rail 5 can be stably connected with the pushing rail 4 and the pulling rail 6, and the walking trolley cannot derail in the walking process.
As an implementation mode, the second fixed rail 16 is further provided with a stopper 11, the stopper 11 comprises an air cylinder, a push plate and a linkage rod, one end of the push plate is connected with the output end of the air cylinder, the linkage rod is installed at the other end of the push plate, and the tail end of the linkage rod is used for preventing the front trolley 8 from moving towards the walking direction; the backstop 9 for preventing the rear trolley from moving in the opposite direction of walking is arranged on the first fixed rail, and the backstop 9 and the stopper 11 are matched for use, so that the walking trolley can be fixed at a certain position on the first fixed rail, and the walking trolley can move orderly; when the backstop 9 and the stopper 11 fix the walking trolley on the lifting rail 5, the lifting mechanism can drive the lifting hook 13 to take and place workpieces up and down, and the backstop 9 and the stopper 11 are matched to prevent the walking trolley from sliding off the lifting rail 5 in the up-and-down lifting process.
As an embodiment, the push rail 4, the pull rail 6, and the second fixed rail 16 are supported by a pillar disposed on a horizontal plane; the propelling device 1 and the pulling-out device 2 are arranged under the main frame 14 in a hanging way; the conveying device is more compact and stable in structure and the service life is prolonged; the lifting mechanism, the conveying catenary 3, the propelling device 1 and the pulling-out device 2 are all connected with a drive control system, the drive form can be one or more of motor drive, electric hoist drive, cylinder drive and hydraulic motor drive, and the motor drive is preferred; so set up, can enough provide power and can adjust operation progress and speed for its operation, improve conveyor's automation level, promote production efficiency.
When a normally-walking conveying catenary 3 enters a pushing rail 4, a groove 21 and a protrusion 22 are gradually changed from a clamping state to a separating state in a first inclined part 25, a limiting plate 18 on the surface of the pushing device 1 pushes a walking trolley onto a lifting rail 5 at the moment, a backstop 9 and a stopper 11 are started to fix the walking trolley at a certain position on the lifting rail 5, a lifting body 17 drives the lifting rail 5 to descend to a lower height, a workpiece is hung on a short anchor chain, then the lifting body 17 ascends for a section of height, a workpiece is hung on a longer anchor chain, and different heights can be set according to the length of the anchor chain to suspend the workpiece; after the workpiece is hung, the lifting body 17 drives the lifting rail 5 to rise to the initial height, the pushing rail 4, the lifting rail 5 and the pulling rail 6 are sequentially connected at the moment, the limiting plate 18 on the surface of the pulling device 2 pulls the walking trolley out of the lifting rail 5 to enter the pulling rail 6 until the groove 21 and the protrusion 22 are in a clamping state from a separating state in the second inclined part 27, the conveying catenary 3 always walks in the whole process, and the conveying catenary 3 drives the walking trolley to move when the groove 21 and the protrusion 22 are in clamping connection.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. The utility model provides a work piece conveyor for shot-blasting machine which characterized in that includes:
the surface of the walking trolley is provided with a groove;
the first fixed rail is used for the traveling trolley to move and comprises a propelling rail, a lifting rail and a pull-out rail which are sequentially connected;
the lifting mechanism drives the lifting rail to do up-and-down lifting motion when the travelling trolley is positioned on the lifting rail;
the conveying catenary chain is arranged above the first fixed rail, and the lower end of the conveying catenary chain is provided with a bulge clamped with the groove and used for driving the travelling trolley to move on the pushing rail and the pulling rail;
the propelling device propels the walking trolley to the lifting rail when the walking trolley moves on the propelling rail until the protrusion is separated from the groove;
and the pulling-out device is used for enabling the walking trolley to enter the pulling-out rail from the lifting rail until the groove is clamped with the protrusion.
2. The workpiece conveying device for the shot blasting machine as recited in claim 1,
the conveying catenary chain comprises a first inclined part, a horizontal part and a second inclined part which are sequentially connected end to end, and the first inclined part is arranged above one end, close to the lifting rail, of the propelling rail; the horizontal part is arranged above the lifting rail, and the second inclined part is arranged above one end, close to the lifting rail, of the pull-out rail;
one end of the first inclined part close to the horizontal part is obliquely and upwards arranged, and one end of the second inclined part close to the horizontal part is obliquely and upwards arranged;
the included angle formed by the first inclined part and the horizontal part and the included angle formed by the second inclined part and the horizontal part are both 150-170 degrees.
3. The workpiece conveying device for the shot blasting machine as claimed in claim 1, wherein the cross section of the groove is trapezoidal in shape, and the length of the opening of the groove is smaller than that of the bottom of the groove;
the two sides of the opening of the groove are respectively provided with a first step and a second step, the first step is positioned at the front end of the second step in the traveling direction, the height of the first step is larger than that of the second step, and the height difference range of the first step and the second step is 0.5 cm-2 cm.
4. The workpiece conveying device for the shot blasting machine as claimed in claim 3, wherein the protrusions and the grooves are identical in shape and matched, the ratio of the height of the first step to the height of the protrusions ranges from 0.7 to 0.9, and the ratio of the length of the bottom of the groove to the length of the bottom of the protrusion ranges from 1.1 to 2.
5. The workpiece conveying device for the shot blasting machine as claimed in claim 1, wherein the conveying device further comprises a second fixed rail for the conveying catenary to move, the cross section of the second fixed rail is in an I shape, a plurality of pulleys are slidably arranged on the second fixed rail, and the conveying catenary is movably connected with the pulleys through fixing pieces.
6. The workpiece conveying device for the shot blasting machine as claimed in claim 5, wherein the pulleys are arranged in pairs, the distance between each pair of pulleys is in a range of 0.8m to 1.2m, each pair of pulleys comprises two pulleys, the distance between the two pulleys is in a range of 0.1m to 0.3m, and the protrusion is arranged between the two pulleys.
7. The workpiece conveying device for the shot blasting machine as claimed in claim 5, wherein the travelling trolley comprises a front trolley and a rear trolley, the groove is formed in the surface of the front trolley, and the front trolley and the rear trolley are connected together through a connecting piece;
the first fixed rail is provided with a backstop for preventing the rear trolley from moving in the opposite direction, and the lifting rail is provided with a knife-shaped frame with a limiting opening.
8. The workpiece conveying device for the shot blasting machine as claimed in claim 7, wherein a telescopic structure is arranged on the second fixing rail, a fixing block is mounted on the telescopic structure, and the fixing block is clamped with the limiting port.
9. The workpiece conveying device for the shot blasting machine as claimed in claim 7, wherein the front trolley comprises a T-shaped plate and a linkage plate, the T-shaped plate is hinged to the linkage plate, and the groove is formed in the surface of the T-shaped plate.
10. The workpiece conveying device for the shot blasting machine as claimed in claim 8, wherein a stopper is further arranged on the second fixed rail, the stopper comprises an air cylinder, a push plate and a linkage rod, one end of the push plate is connected with an output end of the air cylinder, the linkage rod is mounted at the other end of the push plate, and the tail end of the linkage rod is used for preventing the front trolley from moving towards the walking direction.
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| CN202110465239.6A CN113233098A (en) | 2021-04-28 | 2021-04-28 | Workpiece conveying device for shot blasting machine |
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| CN202110465239.6A CN113233098A (en) | 2021-04-28 | 2021-04-28 | Workpiece conveying device for shot blasting machine |
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