Trolley surface steel shot scraper structure

Abstract

The utility model relates to the technical field of shot blasting machines, and discloses a trolley surface steel shot scraper structure which comprises a truck body and a rotary transmission mechanism mounted at the top of the truck body, and the rotary transmission mechanism comprises a meshing output component, an inner gear sleeve plate and an inner support sleeve plate. The inner gear sleeve plate is sleeved with the inner supporting sleeve plate and is in meshing transmission with an output structure of the meshing output component, the top of the inner gear sleeve plate is connected with a supporting cover plate, heat dissipation holes are formed in an outer ring structure of the top of the supporting cover plate, the diameter value of the heat dissipation holes is smaller than the diameter value of shot blasting, and the supporting cover plate covers the outer side of the top of the truck body. According to the trolley surface steel shot scraping plate structure provided by the utility model, the rotating power of the trolley can be utilized to automatically scrape and clean the blast shots accumulated on the trolley body in the use process, so that the problems in the prior art are solved; and the scraper blade in the scraper blade can selectively work in a soft working state and a hard working state.

Description

Technical Field

[0001] The utility model relates to the technical field of shot blasting machines, in particular to a steel shot scraper structure on the surface of a trolley. Background Art

[0002] As a processing equipment that is a deep optimization of the traditional shot blasting machine, the trolley-type shot blasting machine is mainly composed of a shot blasting wheel, a trolley, a material inlet and outlet, a roller, a conveying system, etc. During operation, the workpiece to be processed is placed on the trolley, and the trolley is sent into the shot blasting chamber through the conveying system. Next, the shot blasting wheel is started to rotate, and the centrifugal force generated by the shot blasting wheel sprays the shot blasting material onto the surface of the workpiece. At the same time, the trolley also starts to rotate, so that the surface of the workpiece can be evenly impacted and cleaned by the shot blasting material. As a prior art, the trolley-type shot blasting machine also has corresponding disclosed examples, such as the authorized patents with announcement numbers CN210757216U and CN206405922U.

[0003] However, after carefully reviewing the content of the existing technology and combining it with actual usage experience, the applicant found that the trolley used in the existing technology usually has a small hole structure smaller than the shot blasting diameter to ensure the heat dissipation of its internal transmission structure. However, in actual operations, some broken or substandard shot blasting materials will pass through the heat dissipation holes and accumulate on the top surface of the corner area of ​​the load-bearing vehicle body, affecting material recovery and causing an increase in the load. Therefore, further improvement is needed. Utility Model Content

[0004] In view of the deficiencies of the prior art, the present invention provides a steel shot scraper structure on the surface of a trolley, which solves the problems raised by the above-mentioned background technology.

[0005] The utility model provides the following technical solutions: a steel shot scraper structure on the surface of a trolley, comprising a load-bearing vehicle body and a rotating transmission mechanism installed on the top of the load-bearing vehicle body, the rotating transmission mechanism comprising an engaging output component, an internal gear sleeve, and an inner support sleeve, the inner gear sleeve is sleeved on the inner side of the inner support sleeve and engages with the output structure of the engaging output component for transmission, the top of the inner gear sleeve is connected to a support cover plate, the outer ring structure on the top of the support cover plate is provided with a heat dissipation hole, and the aperture value of the heat dissipation hole is smaller than the diameter value of the shot blasting, the support cover plate covers the top outer side of the load-bearing vehicle body, the inner side of the support cover plate is sleeved with a transition connecting plate, the surface of the transition connecting plate is connected to a scraper, and the transition connecting plate and the scraper synchronously support the cover plate in a rotation cycle to contact the top surface of the corner area of ​​the load-bearing vehicle body.

[0006] Selectedly, the meshing output component includes a servo motor, a reducer, and a transmission gear. The servo motor and the reducer are installed on the top of the load-carrying vehicle body. The output end of the servo motor is transmission-connected to the input end of the reducer. The output end of the reducer is transmission-connected to one end of the transmission gear. The transmission gear is meshed with the toothed inner wall of the internal gear sleeve for transmission.

[0007] Selectedly, the inner support sleeve includes a support sleeve and an auxiliary ring plate. The auxiliary ring plate is sleeved inside one side of the support sleeve, and the outer ring structure of the inner gear sleeve is clamped inside the other side of the support sleeve. The bottom of the support sleeve is installed on the top of the load-carrying vehicle body.

[0008] Preferably, the middle surface of the inner gear sleeve and the middle inner wall of the inner support sleeve are both provided with annular grooves, and the two annular grooves are assembled into an annular tubular space, and the annular tubular space is filled with metal balls.

[0009] Preferably, the bottom of the scraper is located below the top surface of the load-carrying vehicle body, and the transition connecting plate and the top structure of the scraper are fixed with screws, and the scraper is made of rubber material.

[0010] Preferably, an extension sleeve guard plate is sleeved on the outer side of the bottom of the load-carrying vehicle body, and the top of the extension sleeve guard plate is movably sleeved on the outer side of the bottom of the support cover plate.

[0011] Preferably, a conduit is nested inside the extension sheath guard plate, and the conduit receives a cable used to power the servo motor.

[0012] Preferably, a clearance gap is provided between the bottom surface of the scraper and the top surface of the load-carrying vehicle body, and the height of the clearance gap is within 0.05-0.15 mm, and the scraper is made of metal material.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The steel shot scraper structure on the trolley surface proposed in the present invention can automatically scrape and clean the shot accumulated on the trolley body by utilizing the trolley's own rotational power during use, thus solving the problems existing in the prior art.

[0015] 2. The utility model proposes a steel shot scraper structure on the trolley surface, and the scraper inside it can selectively operate in two working states, soft and hard, so as to cope with shot blasting of different specifications and further adapt to the actual processing environment.

[0016] 2. The steel shot scraper structure on the trolley surface proposed by the utility model is fixed with screws, which ensures the convenience of subsequent maintenance and replacement, reducing the difficulty and time of subsequent maintenance for staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a cross-sectional schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a top view of the scraper structure of the utility model;

[0019] Figure 3 This is an enlarged schematic diagram of the load-carrying vehicle body of the utility model;

[0020] Figure 4 This is a top view of the structural support cover plate of the utility model;

[0021] Figure 5 For the utility model structure Figure 1 Enlarged schematic diagram of point A in the middle.

[0022] In the figure: 1. Load-carrying vehicle body; 2. Meshing output component; 21. Servo motor; 22. Reducer; 23. Transmission gear; 3. Internal gear sleeve; 4. Internal support sleeve; 41. Support sleeve; 42. Auxiliary ring plate; 5. Support cover plate; 6. Transition connecting plate; 7. Scraper; 8. Extension sleeve guard plate. DETAILED DESCRIPTION

[0023] The following will be combined with the accompanying 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0024] Example 1

[0025] See also Figure 1-5The steel shot scraper structure on the surface of the trolley includes a load-carrying body 1, a rotary transmission mechanism installed on the top of the load-carrying body 1, and the rotary transmission mechanism includes a meshing output component 2, an internal gear sleeve 3, and an inner support sleeve 4. The inner gear sleeve 3 is sleeved on the inner side of the inner support sleeve 4 and meshes with the output structure of the meshing output component 2 for transmission. The meshing output component 2 includes a servo motor 21, a reducer 22, and a transmission gear 23. The servo motor 21 and the reducer 22 are installed on the top of the load-carrying body 1. The output end of the servo motor 21 is connected to the input end of the reducer 22, and the output end of the reducer 22 is connected to one end of the transmission gear 23. The moving gear 23 is meshed with the toothed inner wall of the internal gear sleeve 3 for transmission. An annular groove is provided on the middle surface of the internal gear sleeve 3 and the middle inner wall of the inner support sleeve 4. The two annular grooves are assembled into an annular tubular space, and the annular tubular space is filled with metal balls. The inner support sleeve 4 includes a support sleeve 41 and an auxiliary ring plate 42. The auxiliary ring plate 42 is sleeved on the inside of one side of the support sleeve 41. The outer ring structure of the internal gear sleeve 3 is clamped on the inside of the other side of the support sleeve 41. The bottom of the support sleeve 41 is installed on the top of the load-carrying body 1. The rotation transmission mechanism links the subsequent related components under the support of the load-carrying body 1 and enables it to have automatic rotation operation performance;

[0026] An extension sleeve guard plate 8 is sleeved on the outer side of the bottom of the load-carrying vehicle body 1. The top of the extension sleeve guard plate 8 is movably sleeved on the outer side of the bottom of the support cover plate 5, further extending the protection space for the load-carrying vehicle body 1. A conduit is nested inside the extension sleeve guard plate 8. The conduit receives the cable used to power the servo motor 21. The conduit is used to guide the cable and provide peripheral protection.

[0027] The top of the internal gear sleeve 3 is connected to a support cover plate 5, and the outer ring structure on the top of the support cover plate 5 is provided with heat dissipation holes, and the aperture value of the heat dissipation holes is smaller than the diameter value of the shot blasting. It is characterized in that: the support cover plate 5 covers the top outer side of the load-carrying vehicle body 1, and the inner side of the support cover plate 5 is provided with a transition connecting plate 6, and the surface of the transition connecting plate 6 is connected to a scraper 7, and the transition connecting plate 6 and the scraper 7 synchronously support the rotation cycle of the cover plate 5 to contact the top surface of the corner area of ​​the load-carrying vehicle body 1;

[0028] The bottom of the scraper 7 is located below the top surface of the load-carrying vehicle body 1, and the transition connecting plate 6 and the top structure of the scraper 7 are fixed with screws. The scraper 7 is made of rubber material.

[0029] Working principle: When in use, the workpiece to be processed is placed on the top of the support cover plate 5, and the entire equipment is sent into the shot blasting chamber through the conveying system. Next, the existing shot blasting wheel is started to rotate, and the centrifugal force generated by the existing shot blasting wheel sprays the shot blasting material onto the surface of the workpiece to be processed. At the same time, the servo motor 21 is started, and then the output end of the servo motor 21 drives the transmission gear 23 to rotate synchronously through the reducer 22. Then, the transmission gear 23 engages with the transmission internal gear sleeve 3, so that the internal gear sleeve 3 drives the support cover plate 5 and the workpiece to be processed to rotate synchronously under the support of the inner support sleeve 4, so that the surface of the workpiece can be evenly impacted and cleaned by the shot blasting material;

[0030] When the support cover plate 5 rotates, the transition connecting plate 6 and the scraper 7 will rotate synchronously with the support cover plate 5, thereby scraping off the shot blasting that may enter the top areas of the four corners of the load-carrying vehicle body 1 through the heat dissipation holes, avoiding the accumulation of shot blasting on the load-carrying vehicle body 1, solving the problems of the existing technology, and because the scraper 7 is made of soft material, it can be bent in contact with the top surface of the load-carrying vehicle body 1, fully improving the cleaning effect.

[0031] Example 2

[0032] See also Figure 1-5 The steel shot scraper structure on the surface of the trolley includes a load-carrying body 1, a rotary transmission mechanism installed on the top of the load-carrying body 1, and the rotary transmission mechanism includes a meshing output component 2, an internal gear sleeve 3, and an inner support sleeve 4. The inner gear sleeve 3 is sleeved on the inner side of the inner support sleeve 4 and meshes with the output structure of the meshing output component 2 for transmission. The meshing output component 2 includes a servo motor 21, a reducer 22, and a transmission gear 23. The servo motor 21 and the reducer 22 are installed on the top of the load-carrying body 1. The output end of the servo motor 21 is connected to the input end of the reducer 22, and the output end of the reducer 22 is connected to one end of the transmission gear 23. The moving gear 23 is meshed with the toothed inner wall of the internal gear sleeve 3 for transmission. An annular groove is provided on the middle surface of the internal gear sleeve 3 and the middle inner wall of the inner support sleeve 4. The two annular grooves are assembled into an annular tubular space, and the annular tubular space is filled with metal balls. The inner support sleeve 4 includes a support sleeve 41 and an auxiliary ring plate 42. The auxiliary ring plate 42 is sleeved on the inside of one side of the support sleeve 41. The outer ring structure of the internal gear sleeve 3 is clamped on the inside of the other side of the support sleeve 41. The bottom of the support sleeve 41 is installed on the top of the load-carrying body 1. The rotation transmission mechanism links the subsequent related components under the support of the load-carrying body 1 and enables it to have automatic rotation operation performance;

[0033] An extension sleeve guard plate 8 is sleeved on the outer side of the bottom of the load-carrying vehicle body 1. The top of the extension sleeve guard plate 8 is movably sleeved on the outer side of the bottom of the support cover plate 5, further extending the protection space for the load-carrying vehicle body 1. A conduit is nested inside the extension sleeve guard plate 8. The conduit receives the cable used to power the servo motor 21. The conduit is used to guide the cable and provide peripheral protection.

[0034] The top of the internal gear sleeve 3 is connected to a support cover plate 5, and the outer ring structure on the top of the support cover plate 5 is provided with heat dissipation holes, and the aperture value of the heat dissipation holes is smaller than the diameter value of the shot blasting. It is characterized in that: the support cover plate 5 covers the top outer side of the load-carrying vehicle body 1, and the inner side of the support cover plate 5 is provided with a transition connecting plate 6, and the surface of the transition connecting plate 6 is connected to a scraper 7, and the transition connecting plate 6 and the scraper 7 synchronously support the rotation cycle of the cover plate 5 to contact the top surface of the corner area of ​​the load-carrying vehicle body 1;

[0035] A clearance is provided between the bottom surface of the scraper 7 and the top surface of the load-carrying vehicle body 1 , and the height of the clearance is within 0.05-0.15 mm, and the scraper 7 is made of metal material.

[0036] Working principle: When in use, the workpiece to be processed is placed on the top of the support cover plate 5, and the entire equipment is sent into the shot blasting chamber through the conveying system. Next, the existing shot blasting wheel is started to rotate, and the centrifugal force generated by the existing shot blasting wheel sprays the shot blasting material onto the surface of the workpiece to be processed. At the same time, the servo motor 21 is started, and then the output end of the servo motor 21 drives the transmission gear 23 to rotate synchronously through the reducer 22. Then, the transmission gear 23 engages with the transmission internal gear sleeve 3, so that the internal gear sleeve 3 drives the support cover plate 5 and the workpiece to be processed to rotate synchronously under the support of the inner support sleeve 4, so that the surface of the workpiece can be evenly impacted and cleaned by the shot blasting material;

[0037] When the support cover plate 5 rotates, the transition connecting plate 6 and the scraper 7 will rotate synchronously with the support cover plate 5, and then scrape off the shot blasting that may enter the top area of ​​the four corners of the load-carrying vehicle body 1 through the heat dissipation holes, avoiding the accumulation of shot blasting on the load-carrying vehicle body 1, solving the problems of the existing technology, and because the scraper 7 is made of hard metal material, it can then strongly scrape off the shot blasting on the top surface of the load-carrying vehicle body 1, fully improving the cleaning effect.

[0038] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include," "comprise," or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. At the same time, in the drawings of the present utility model, fill patterns are only used to distinguish layers and do not make any other limitations.

[0039] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A trolley surface steel shot scraper structure, comprising a load-carrying vehicle body (1), a rotary transmission mechanism mounted on the top of the load-carrying vehicle body (1), the rotary transmission mechanism comprising a meshing output component (2), an internal gear sleeve plate (3), and an internal support sleeve plate (4), the internal gear sleeve plate (3) being sleeved on the inner side of the internal support sleeve plate (4) and meshing with the output structure of the meshing output component (2) for transmission, the top of the internal gear sleeve plate (3) being connected to a support cover plate (5), the outer ring structure of the top of the support cover plate (5) being provided with a heat dissipation hole, and the aperture value of the heat dissipation hole is smaller than the diameter value of the shot, and the characteristics are: The support cover plate (5) covers the top outer side of the load-carrying vehicle body (1), and a transition connecting plate (6) is sleeved on the inner side of the support cover plate (5). The surface of the transition connecting plate (6) is connected to a scraper (7), and the transition connecting plate (6) and the scraper (7) synchronously support the cover plate (5) to cyclically contact the top surface of the corner area of ​​the load-carrying vehicle body (1).

2. The trolley surface steel shot scraper structure according to claim 1 is characterized in that: The meshing output component (2) comprises a servo motor (21), a reducer (22), and a transmission gear (23); the servo motor (21) and the reducer (22) are mounted on the top of the load-carrying vehicle body (1); the output end of the servo motor (21) is transmission-connected to the input end of the reducer (22); the output end of the reducer (22) is transmission-connected to one end of the transmission gear (23); and the transmission gear (23) is meshed with the toothed inner wall of the internal gear sleeve (3) for transmission.

3. The trolley surface steel shot scraper structure according to claim 1 is characterized in that: The inner support sleeve plate (4) comprises a support sleeve seat (41) and an auxiliary ring plate (42); the auxiliary ring plate (42) is sleeved inside one side of the support sleeve seat (41); the outer ring structure of the inner gear sleeve plate (3) is clamped inside the other side of the support sleeve seat (41); and the bottom of the support sleeve seat (41) is mounted on the top of the load-carrying vehicle body (1).

4. The trolley surface steel shot scraper structure according to claim 1, characterized in that: The middle surface of the inner gear sleeve plate (3) and the middle inner wall of the inner support sleeve plate (4) are both provided with annular grooves, and the two annular grooves are assembled into an annular tubular space, and the annular tubular space is filled with metal balls.

5. The trolley surface steel shot scraper structure according to claim 1 is characterized in that: The bottom of the scraper (7) is located below the top surface of the load-carrying vehicle body (1), and the transition connecting plate (6) and the top structure of the scraper (7) are mounted and fixed by screws, and the scraper (7) is made of rubber material.

6. The trolley surface steel shot scraper structure according to claim 1, characterized in that: An extension sleeve guard plate (8) is sleeved on the outer side of the bottom of the load-carrying vehicle body (1), and the top of the extension sleeve guard plate (8) is movably sleeved on the outer side of the bottom of the supporting cover plate (5).

7. The trolley surface steel shot scraper structure according to claim 6, characterized in that: A conduit is nested inside the extension sleeve guard plate (8), and a cable used to energize the servo motor (21) is received in the conduit.

8. The trolley surface steel shot scraper structure according to claim 1, characterized in that: A clearance gap is provided between the bottom surface of the scraper (7) and the top surface of the load-carrying vehicle body (1), and the height of the clearance gap is within the range of 0.05-0.15 mm, and the scraper (7) is made of metal material.

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