CN216398317U

CN216398317U - Automatic tapping device for precision castings

Info

Publication number: CN216398317U
Application number: CN202123338045.4U
Authority: CN
Inventors: 李兴荣; 高树晶; 高新明
Original assignee: Linyi Fuzhong Machinery Co ltd
Current assignee: Linyi Fuzhong Machinery Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-04-29
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses an automatic tapping device for precision castings, which comprises a base, a collecting box, a supporting rod, a motor I, a transmission box, a control rod, a fixed supporting box body, a screw tap, a movable sleeve, a movable clamp, a collecting hopper, a guide pipe, a hose, a negative pressure fan, a baffle, an upper pressure rod, a lower pressure rod, a control box, a reverse start button, a forward start button, a sliding rotating transmission shaft, a drill chuck, a locking bolt I, a rotating rod, a movable block, a fixed bolt, a locking bolt II, a fixed rod, a tray and a guide rail. According to the utility model, the collection box is additionally arranged to be matched with the negative pressure fan to complete the collection of powder such as scrap iron and the like, and the motor automatically rotates reversely to withdraw from the screw tap when the control rod finishes tapping and reaches the lowest point by arranging the circuit, so that the processing efficiency is greatly improved.

Description

Automatic tapping device for precision castings

Technical Field

The utility model belongs to the technical field of automatic tapping, and particularly relates to an automatic tapping device for precision castings.

Background

In the precision casting machining process, the hole on the casting is always tapped according to the requirement so as to meet the design requirement, but the following problems occur in the use process of the traditional tapping equipment: 1) the traditional tapping equipment needs an operator to control a motor to rotate forwards for tapping, and after tapping is finished, the motor is controlled to rotate backwards through a button to rotate a tapping head out, so that the method needs the operator to concentrate on circulating the same work, the working strength is high, different buttons are switched on and off in a circulating mode, and the working efficiency is low; 2) traditional tapping equipment does not possess the dust removal function, only puts into the collecting box in the equipment below, lets the waste residue fall into the collecting box by oneself, but has the problem that the waste residue splashes in practical application always.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides an automatic tapping device for precision castings.

In order to achieve the purpose, the utility model adopts the technical scheme that:

an automatic tapping device for precision castings comprises a base, a collecting box, a supporting rod, a motor I, a transmission box, a control rod, a fixed supporting box body, a screw tap, a movable sleeve, a movable clamp, a collecting funnel, a guide pipe, a hose, a negative pressure fan, a baffle, an upper pressure rod, a lower pressure rod, a control box, a reverse start button, a forward start button, a sliding rotating transmission shaft, a drill chuck, a locking bolt I, a rotating rod, a movable block, a fixing bolt, a locking bolt II, a fixing rod, a tray and a guide rail, wherein the collecting box is arranged above the base, the guide rail is arranged on one side of the collecting box, the baffle is movably arranged on the guide rail, the supporting rod is arranged on one side of the collecting box, the negative pressure fan is arranged on one side of the supporting rod, the negative pressure fan is communicated with the collecting box, the fixed supporting box body is arranged at the top of the supporting box, the motor I is arranged on one side of the transmission box, and the sliding rotating transmission shaft is arranged in the fixed supporting box body, a drill chuck is arranged at the shaft end of the sliding and rotating transmission shaft, a screw tap is arranged on the drill chuck, a control rod is arranged on one side of the fixed supporting box body, an upper pressure rod and a lower pressure rod are arranged on the control rod, a control box is arranged on one side of the control rod, the control box is fixedly arranged on the fixed supporting box body, and a forward starting button and a backward starting button are arranged on the control box;

movable mounting has movable sleeve on the bracing piece, movable mounting has locking bolt I on the movable sleeve, movable sleeve one side fixed mounting has the rotary rod, be equipped with the movable block on the rotary rod, be equipped with fixing bolt on the movable block, movable block one side fixed mounting has the pipe, the pipe top is equipped with collects the funnel, pipe below coupling hose, hose other end intercommunication collecting box, the movable sleeve top is equipped with the movable clamp, movable clamp movable mounting is on the bracing piece, movable clamp one side is equipped with locking bolt II, movable clamp opposite side fixed mounting has the dead lever, the dead lever top is equipped with the tray.

The collecting box includes motor II, the screw rod, the guide bar, the scraper blade, the ejector pin, the filter screen, adjustable fender, store the box, the extension spring, the inside storage box that is equipped with of collecting box, store box top fixed mounting has the guide bar, guide bar one side is equipped with the screw rod, screw rod movable mounting is in storing the box top, II outputs of motor are connected to the screw rod other end, the scraper blade is installed in the meshing on the screw rod, scraper blade other end movable mounting is on the guide bar, the scraper blade below is equipped with the ejector pin, it is equipped with the filter screen to scrape the scraper blade opposite side, filter screen movable mounting is inside the collecting box, store box top movable mounting has adjustable fender, the adjustable fender top is connected with extension spring one end, the extension spring other end is connected on storing the box.

A handle is arranged on one side of the baffle, and the baffle is convenient to move.

Be equipped with a plurality of logical grooves on the tray, cause the screw tap damage in the convenient tapping process.

The movable connecting rods are arranged at the heads of the locking bolt I and the locking bolt II, so that the bolts can be conveniently fastened.

The rotary rod is provided with a groove, so that the fixing of the movable block by the fixing bolt is facilitated.

Compared with the prior art, the utility model has the beneficial effects that:

1) by additionally arranging the upper pressure rod and the lower pressure rod and arranging the forward starting button and the reverse starting button at the designated position of the control box, when the control rod controls the screw tap to reach the lowest point when tapping is finished, the lower pressure rod can touch the reverse starting button at the moment, so that a forward rotation circuit of the motor is disconnected, a reverse rotation circuit of the motor is controlled to be communicated, the screw tap is reversely rotated and withdrawn, when the reverse rotation control rod reaches the highest point, the upper pressure rod can press the forward starting button, the motor rotates forward, the screw tap slowly downwards finishes tapping operation, so that tapping and withdrawing operation can be continuously operated, the time of independent control operation is greatly shortened, and the processing efficiency is improved;

2) connect the collecting box through addding negative-pressure air fan, collecting box top intercommunication pipeline to collection funnel, accomplish the collection operation of powder such as iron fillings, and add the filter screen in the collecting box inside, prevent that negative-pressure air fan from inhaling powder such as iron fillings, filter screen one side is equipped with the scraper blade, the scraper blade reciprocates the clearance of accomplishing the filter screen in the rotation of screw rod, when the scraper blade removes to the below, the ejector pin can push open adjustable fender makes powder such as iron fillings of scraping fall into and store the box, prevent to be adsorbed on the filter screen once more.

Drawings

FIG. 1 is a schematic structural view of an automatic tapping device for precision castings according to the present invention;

FIG. 2 is a schematic structural view of the back face of the automatic tapping device for precision castings according to the present invention;

FIG. 3 is a schematic side view of the automatic tapping device for precision castings according to the present invention;

FIG. 4 is a schematic view of the internal structure of the collecting box;

FIG. 5 is a schematic view of a flapper construction;

FIG. 6 is a schematic view of the tension spring;

FIG. 7 is a schematic view of a control lever configuration;

FIG. 8 is an enlarged view of a portion of FIG. 5 at A;

FIG. 9 is an enlarged fragmentary view at B of FIG. 6;

FIG. 10 is a schematic circuit structure diagram of an automatic tapping device for precision castings according to the present invention;

in the figure: 10. a base; 11. a collection box; 12. a support bar; 13. a motor I; 14. a transmission case; 15. a control lever; 16. fixedly supporting the box body; 17. a screw tap; 18. a movable sleeve; 19. a movable clamp; 20. a collection funnel; 21. a conduit; 22. a hose; 23. a negative pressure fan; 24. a baffle plate; 111. a motor II; 112. a screw; 113. a guide bar; 114. a squeegee; 115. a top rod; 116. a filter screen; 117. a movable baffle; 118. a storage box; 119. a tension spring; 151. an upper pressure lever; 152. a lower pressure lever; 161. a control box; 162. a reverse start button; 163. sequentially starting a button; 164. sliding and rotating the transmission shaft; 165. a drill chuck; 181. locking a bolt I; 182. rotating the rod; 183. a movable block; 184. fixing the bolt; 191. locking a bolt II; 192. fixing the rod; 193. a tray; 241. a guide rail.

Detailed Description

For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further described in detail with reference to fig. 1 to 10.

An automatic tapping device for precision castings comprises a base 10, a collecting box 11, a supporting rod 12, a motor I13, a transmission box 14, a control rod 15, a fixed supporting box 16, a screw tap 17, a movable sleeve 18, a movable clamp 19, a collecting hopper 20, a guide pipe 21, a hose 22, a negative pressure fan 23, a baffle 24, an upper pressure rod 151, a lower pressure rod 152, a control box 161, a reverse start button 162, a forward start button 163, a sliding rotating transmission shaft 164, a drill chuck 165, a locking bolt I181, a rotating rod 182, a movable block 183, a fixed bolt 184, a locking bolt II 191, a fixed rod 241, a tray 193 and a guide rail, wherein the collecting box 11 is arranged above the base 10, the guide rail 241 is arranged on one side of the collecting box 11, the baffle 24 is movably arranged on the guide rail 241, the supporting rod 12 is arranged on one side of the collecting box 11, the negative pressure fan 23 is arranged on one side of the supporting rod 12, and the negative pressure fan 23 is communicated with the collecting box 11, a fixed supporting box body 16 is arranged at the top end of the supporting rod 12, a transmission box 14 is arranged above the fixed supporting box body 16, a motor I13 is arranged on one side of the transmission box 14, a sliding rotating transmission shaft 164 is arranged in the fixed supporting box body 16, a drill chuck 165 is arranged at the shaft end of the sliding rotating transmission shaft 164, a screw tap 17 is arranged on the drill chuck 165, a control rod 15 is arranged on one side of the fixed supporting box body 16, an upper pressure rod 151 and a lower pressure rod 152 are arranged on the control rod 15, a control box 161 is arranged on one side of the control rod 15, the control box 161 is fixedly arranged on the fixed supporting box body 16, and a forward starting button 163 and a backward starting button 162 are arranged on the control box 161;

movable mounting has movable sleeve 18 on the bracing piece 12, movable mounting has locking bolt I181 on the movable sleeve 18, movable sleeve 18 one side fixed mounting has rotary rod 182, be equipped with movable block 183 on the rotary rod 182, be equipped with fixing bolt 184 on the movable block 183, movable block 183 one side fixed mounting has pipe 21, pipe 21 top is equipped with collection funnel 20, pipe 21 below coupling hose 22, hose 22 other end intercommunication collecting box 11, movable sleeve 18 top is equipped with movable clamp 19, movable clamp 19 movable mounting is on bracing piece 12, movable clamp 19 one side is equipped with locking bolt II 191, movable clamp 19 opposite side fixed mounting has dead lever 192, dead lever 192 top is equipped with tray 193.

The collecting box 11 comprises a motor II 111, a screw rod 112, a guide rod 113, a scraper 114, a top rod 115, a filter screen 116, a movable baffle 117, a storage box 118 and a tension spring 119, the storage box 118 is arranged inside the collecting box 11, the guide rod 113 is fixedly arranged above the storage box 118, the screw rod 112 is arranged on one side of the guide rod 113, the screw rod 112 is movably arranged above the storage box 118, the other end of the screw rod 112 is connected with the output end of the motor II 111, the scraper 114 is installed on the screw rod 112 in a meshed mode, the other end of the scraper 114 is movably arranged on the guide rod 113, the top rod 115 is arranged below the scraper 114, the filter screen 116 is arranged on the other side of the scraper 114, the filter screen 116 is movably arranged inside the collecting box 11, the movable baffle 117 is movably arranged above the storage box 118, one end of the tension spring 119 is connected above the movable baffle 117, and the other end of the tension spring 119 is connected to the storage box 118.

A handle is arranged on one side of the baffle plate 24, so that the baffle plate 24 can be conveniently moved.

The movable connecting rods are arranged at the head parts of the locking bolt I181 and the locking bolt II 191, so that the bolts can be conveniently fastened.

The rotating rod 182 is provided with a groove, so that the fixing of the fixing bolt 184 to the position of the movable block 183 is facilitated.

The utility model provides an automatic chasing bar of precision casting, the working process as follows: when the casting needs to be tapped in batch, the casting is placed on a tray 193, the tap 17 is controlled to tap downwards through the control rod 15, when the tap 17 is controlled to finish tapping by the control rod 15, the reverse start button 162 is pressed by the lower pressure rod 152 on one side of the control rod 15 when the tap 17 is controlled by the control rod 15, the forward circuit of the motor I13 is disconnected, the reverse circuit of the motor I13 is communicated, the motor I13 rotates reversely, the tap 17 reversely rotates to be separated from the casting, the tap 17 moves upwards from the casting, the forward start button 163 is pressed by the upper pressure rod 151 on one side of the control rod 15, the reverse circuit of the motor I13 is disconnected, the forward circuit of the motor I13 is communicated, the next continuous tapping operation is carried out, and the iron filings and other powder generated in the tapping process can enter the collecting box 11 through the collecting hopper 20 due to the work of the negative pressure fan 23 and can pass through the rotating rod 182 and the position of the movable block 183 according to the drilling position, adjustable collection funnel 20 position, powder such as iron fillings fall into collecting box 11, because negative-pressure air fan 23's work, powder such as most iron fillings can adsorb on filter screen 116, drive scraper blade 114 up-and-down motion through motor II 111, powder such as iron fillings that will adsorb on filter screen 116 is scraped down, when scraper blade 114 reachs the bottom, scraper blade 114 below ejector pin 115 can push up adjustable fender 117, make powder such as iron fillings that scrape fall into and store box 118, prevent to be adsorbed once more, scraper blade 114 shifts up under screw rod 112's drive afterwards, adjustable fender 117 closes under the effect of extension spring 119, regularly through opening collecting box 11 side shield 24 and to storing inside box 118 and the inside clearance of collecting box 11.

The above contents are only examples and illustrations of the structure of the utility model, and the sliding and rotating transmission shaft, the drill chuck and the transmission of the screw tap driven by the motor I, which are related by the utility model, are the prior art in the vertical bench drill and are not the protection scope of the utility model.

The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. An automatic tapping device for precision castings comprises a base, a collecting box, a supporting rod, a motor I, a transmission box, a control rod, a fixed supporting box body, a screw tap, a movable sleeve, a movable clamp, a collecting funnel, a guide pipe, a hose, a negative pressure fan, a baffle, an upper pressure rod, a lower pressure rod, a control box, a reverse start button, a forward start button, a sliding rotary transmission shaft, a drill chuck, a locking bolt I, a rotary rod, a movable block, a fixing bolt, a locking bolt II, a fixing rod, a tray and a guide rail, and is characterized in that the collecting box is arranged above the base, the guide rail is arranged on one side of the collecting box, the baffle is movably arranged on the guide rail, the supporting rod is arranged on one side of the collecting box, the negative pressure fan is arranged on one side of the supporting rod, the negative pressure fan is communicated with the collecting box, the fixed supporting box body is arranged on the top of the supporting rod, the transmission box is provided with the motor I, a sliding rotating transmission shaft is arranged in the fixed supporting box body, a drill chuck is arranged at the shaft end of the sliding rotating transmission shaft, a screw tap is arranged on the drill chuck, a control rod is arranged on one side of the fixed supporting box body, an upper pressing rod and a lower pressing rod are arranged on the control rod, a control box is arranged on one side of the control rod, the control box is fixedly arranged on the fixed supporting box body, and a forward starting button and a backward starting button are arranged on the control box; movable mounting has movable sleeve on the bracing piece, movable mounting has locking bolt I on the movable sleeve, movable sleeve one side fixed mounting has the rotary rod, be equipped with the movable block on the rotary rod, be equipped with fixing bolt on the movable block, movable block one side fixed mounting has the pipe, the pipe top is equipped with collects the funnel, pipe below coupling hose, hose other end intercommunication collecting box, the movable sleeve top is equipped with the movable clamp, movable clamp movable mounting is on the bracing piece, movable clamp one side is equipped with locking bolt II, movable clamp opposite side fixed mounting has the dead lever, the dead lever top is equipped with the tray.

2. The automatic tapping device for precision castings according to claim 1, characterized in that the collecting box comprises a motor II, a screw rod, a guide rod, a scraping plate, an ejector rod, a filter screen, a movable baffle, a storage box and a tension spring, wherein the storage box is arranged inside the collecting box, the guide rod is fixedly arranged above the storage box, the screw rod is arranged on one side of the guide rod, the screw rod is movably arranged above the storage box, the other end of the screw rod is connected with the output end of the motor II, the scraping plate is meshed with the screw rod, the other end of the scraping plate is movably arranged on the guide rod, the ejector rod is arranged below the scraping plate, the filter screen is arranged on the other side of the scraping plate, the filter screen is movably arranged inside the collecting box, the movable baffle is movably arranged above the storage box, one end of the tension spring is connected above the movable baffle, and the other end of the tension spring is connected to the storage box.

3. The automatic tapping device for precision castings according to claim 1, wherein a handle is provided on one side of the baffle.

4. The automatic tapping device for precision castings according to claim 1, wherein a plurality of through slots are provided on the tray.

5. The automatic tapping device for the precision castings according to claim 1, wherein the heads of the locking bolt I and the locking bolt II are provided with movable connecting rods.

6. The automatic tapping device for precision castings according to claim 1, wherein the rotating rod is provided with a groove.