CN211413748U

CN211413748U - Boring machine for processing vacuum pump cylinder body

Info

Publication number: CN211413748U
Application number: CN201922499684.5U
Authority: CN
Inventors: 吕思睿; 张辉
Original assignee: Taizhou Vocational and Technical College
Current assignee: Taizhou Vocational and Technical College
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-04
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a boring machine for processing vacuum pump cylinder body belongs to mechanical technical field. The boring machine solves the technical problems that the existing boring machine for machining the vacuum pump cylinder body is poor in machining quality and the like. This a boring machine for processing vacuum pump cylinder body includes the lathe bed, sets firmly on the lathe bed and is used for the boring jig of fixed vacuum pump cylinder body, sets firmly the slide rail on the lathe bed and can follow the slip table that the slide rail removed, wear to be equipped with the boring bar one and the boring bar two that are used for the bore hole on the boring jig, its characterized in that, the gear box has set firmly on the slip table, wear to be equipped with the driving shaft that links to each other with the boring bar one and the driven shaft that links to each other with the boring bar two in the gear box, still set firmly on the slip table and be used for driving shaft pivoted driving piece one, be located fixed cover is equipped with the driving gear on the driving shaft in the gear box, is located fixed cover is equipped with driven. The utility model discloses guarantee process rate has improved processingquality simultaneously.

Description

Boring machine for processing vacuum pump cylinder body

Technical Field

The utility model belongs to the technical field of machinery, concretely relates to boring machine for processing vacuum pump cylinder body.

Background

The boring machine is used for boring a workpiece to form a hole structure required by the workpiece. For example, a cylinder body of a vacuum pump is provided with an inner cavity for mounting a rotor, the cross section of the inner cavity is 8-shaped, and the inner cavity of the cylinder body is roughly machined by a machine tool and then finely machined by a boring machine. However, the existing boring machine is usually provided with only one boring bar, two round holes of the inner cavity need to be machined twice, and the working efficiency is low.

In order to solve the problem, a special processing boring machine for a long cylinder of a vacuum pump is disclosed in Chinese patent document (publication number: CN209349556U), and comprises a frame, a supporting seat, a clamping positioning frame, a locking structure and a driving device, wherein the clamping positioning frame is provided with a positioning reference hole, the supporting seat is connected with two boring bars which are transversely arranged in a sliding way, the two boring bars penetrate through the positioning reference hole and are symmetrically arranged at two sides of the central line of the positioning reference hole, each boring bar is fixed with a cutter, the two cutters are staggered from front to back in the transverse direction, the two boring bars can synchronously rotate and synchronously axially move under the driving of the driving device, and the processing efficiency is improved by arranging the two boring bars. However, in the technical scheme, the driving device is provided with two output shafts respectively connected with the two boring bars, and the two output shafts respectively drive the two boring bars to rotate and axially move, so that the requirements on the quality of the driving device are high, the cost is high, the frame fluctuation is easy to cause, the processing quality of boring holes is influenced, and further improvement is needed.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide a boring machine for processing vacuum pump cylinder body, the utility model aims to solve the technical problem that: how to improve the processing quality while guaranteeing the processing speed of the boring machine.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a boring machine for processing vacuum pump cylinder body, includes the lathe bed, sets firmly on the lathe bed and be used for the boring jig of fixed vacuum pump cylinder body, sets firmly the slide rail on the lathe bed and can follow the slip table that the slide rail removed, wear to be equipped with the boring bar one and the boring bar two that are used for the bore hole on the boring jig, its characterized in that, the gear box has set firmly on the slip table, wear to be equipped with the driving shaft that links to each other with boring bar one and the driven shaft that links to each other with boring bar two in the gear box, still set firmly on the slip table and be used for driving shaft pivoted driving piece one, be located fixed cover is equipped with the driving gear on the driving shaft in the gear box, is located fixed cover is equipped with.

The working principle of this patent does: the first driving part drives the driving shaft to rotate and drives the first boring rod to rotate, the driving gear rotates along with the driving shaft and drives the driven gear, the driven shaft and the second boring rod to rotate, and meanwhile, the sliding table moves along the sliding rail to drive the first boring rod and the second boring rod to axially move and bore a cylinder body fixed on a boring die. Due to the arrangement of the first boring rod and the second boring rod, two holes in the vacuum pump cylinder body can be bored simultaneously, and the machining efficiency of the boring machine is guaranteed. The axial movement of the first boring rod and the second boring rod is realized through the sliding of the sliding table, and the first driving piece is only used for driving the first boring rod to rotate, so that the quality requirement of the driving device is favorably reduced, the production cost is reduced, the overall fluctuation of a lathe bed is favorably reduced, and the processing quality of the boring lathe is favorably improved. Meanwhile, the driving gear is meshed with the driven gear, so that the first boring rod and the second boring rod rotate reversely, the balance of the stress of the lathe body is guaranteed, the fluctuation of the lathe body is reduced, and the processing quality of the boring lathe is improved. Simultaneously, the setting of gear box not only can improve driving gear and driven gear's installation steadiness, still can form the safety cover effect to driving gear and driven gear, avoids driving gear and driven gear to receive unexpected collision, ensures driving gear and driven gear's meshing rotation to the processingquality of guarantee boring machine.

In the boring machine for processing the cylinder body of the vacuum pump, the first driving part is a power head, an output shaft of the first driving part is connected with a driving shaft, the driving shaft is connected with one end of the first boring rod through a coupler, and the other end of the first boring rod penetrates through the positioning hole. The power head is a single-output-shaft power head, so that the cost is reduced, the possible interference influence of the double-output-shaft power head can be avoided, and the synchronous reverse rotation of the first boring bar and the second boring bar is guaranteed, so that the processing quality of the boring machine is guaranteed.

In the boring machine for processing the cylinder body of the vacuum pump, the gear box is positioned between the driving piece I and the boring jig, the boring bar I is provided with the cutter I, and the boring bar II is provided with the cutter II. The first cutter and the second cutter are arranged, so that the sliding table can move along the sliding rail and simultaneously push the first boring rod and the second boring rod to move axially, the first cutter and the second cutter respectively enter the cylinder body of the vacuum pump to bore holes, and the processing quality of the boring machine is guaranteed. Meanwhile, all parts are compact in structural arrangement, so that the parts on the lathe bed can be conveniently arranged, and the space utilization rate of the lathe bed can be improved.

In the boring machine for processing the cylinder body of the vacuum pump, the machine body comprises a square base, a first support and a second support are arranged on the base, the first support and the second support are respectively arranged on two opposite sides of the base, the slide rail is positioned on the first support, and the boring jig is positioned on the second support. The first boring bar and the second boring bar are conveniently erected on the sliding table and penetrate through the boring die positioning hole, and the mounting convenience of the boring machine can be improved.

In the boring machine for processing the cylinder body of the vacuum pump, the boring machine further comprises a driving part II capable of driving the sliding table to slide along the sliding rail, and the driving part II is fixedly connected to the support seat I. Preferably, the driving part II is a motor, and a telescopic rod of the motor is fixedly connected with the sliding table, so that the sliding table can be conveniently pushed to slide along the sliding rail.

In the boring lathe for processing the vacuum pump cylinder body, the boring jig comprises a first boring jig support and a second boring jig support which are oppositely arranged on a second support at intervals, a space for mounting the vacuum pump cylinder body is formed between the first boring jig support and the second boring jig support, positioning holes for the first boring rod and the second boring rod to penetrate through are respectively formed in the first boring jig support and the second boring jig support, a plurality of threaded holes are formed in the first boring jig support, and the boring lathe further comprises bolts which penetrate through the threaded holes and can be abutted to the vacuum pump cylinder body. The boring jig has simple structure, is convenient to install, disassemble and overhaul, and is beneficial to reducing the production cost.

In the boring machine for processing the cylinder body of the vacuum pump, the first boring rod and the second boring rod are arranged in parallel at intervals, and the axes of the first boring rod and the second boring rod are in the same plane. The boring machine is beneficial to the parallel and spaced arrangement of the driving shaft and the driven shaft, and the axes of the driving shaft and the driven shaft are positioned in the same plane, so that the synchronous and reverse rotation of the first boring rod and the second boring rod is ensured, and the processing quality of the boring machine is ensured.

Compared with the prior art, the utility model has the advantages of it is following:

1. the boring machine with the first boring bar and the second boring bar can guarantee the processing speed of the boring machine, the first driving piece drives the first boring bar to rotate through the driving shaft, and the driving shaft drives the driven shaft and the second boring bar to rotate through the driving gear and the driven gear which are meshed with each other, so that the overall fluctuation of the machine body can be reduced, and the processing quality of the boring machine can be improved.

2. The driving gear and the driven gear are arranged in the gear box, and the gear box is fixedly arranged on the sliding table capable of sliding along the sliding rail, so that the space arrangement of the boring machine is facilitated, the mounting stability of the boring machine is improved, and the processing quality of the boring machine is improved.

Drawings

Fig. 1 is a cross-sectional view of an embodiment of the present invention.

Fig. 2 is a sectional view of the installation of the gear box and the boring jig in the embodiment of the present invention.

In the figure, 1, a vacuum pump cylinder body; 2. a bed body; 21. a base; 22. a first support; 23. a second support; 3. boring a mold; 3a, positioning holes; 31. a first boring die support; 31a, a threaded hole; 32. a second boring die support; 33. a bolt; 4. a slide rail; 5. a sliding table; 6. a first boring bar; 7. a second boring bar; 8. a driving gear; 9. a driven gear; 10. a first driving part; 11. a first cutter; 12. a second cutter; 13. a driving part II; 14. a gear case; 14a, mounting holes; 15. a drive shaft; 16. a driven shaft.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 2, the present embodiment includes a bed 2, the bed 2 includes a square base 21, a first support 22 and a second support 23 are disposed on the base 21, and the first support 22 and the second support 23 are respectively disposed on two opposite sides of the base 21. The first support 22 is fixedly provided with a sliding rail 4, the first support 22 is further provided with a sliding table 5 capable of sliding along the sliding rail 4, the second support 23 is fixedly provided with a boring jig 3, and the overall structure of the lathe bed 2 is favorable for improving the installation convenience. The boring jig 3 is provided with a first boring bar 6 and a second boring bar 7 in a penetrating manner, namely the boring jig 3 is provided with positioning holes 3a through which the first boring bar 6 and the second boring bar 7 respectively penetrate, the first boring bar 6 and the second boring bar 7 are arranged in parallel at intervals, axes of the first boring bar 6 and the second boring bar 7 are located in the same plane, and the first boring bar 6 and the second boring bar 7 are arranged to simultaneously bore two holes in the vacuum pump cylinder body 1, so that the machining efficiency of the embodiment is guaranteed. A gear box 14 and a first driving part 10 are fixedly arranged on the sliding table 5, the gear box 14 is located between the driving part 10 and the boring jig 3, a driving shaft 15 connected with the first boring bar 6 and a driven shaft 16 connected with the second boring bar 7 penetrate through the gear box 14, and the gear box 14 is provided with mounting holes 14a used for supplying the driving shaft 15 and the driven shaft 16 respectively. The driving part I10 is connected with the driving shaft 15 and can drive the driving shaft 15 to rotate, the driving shaft 15 in the gear box 14 is fixedly sleeved with a driving gear 8, the driven shaft 16 in the gear box 14 is fixedly sleeved with a driven gear 9 meshed with the driving gear 8, so that when the driving part I10 drives the driving shaft 15 to rotate, the boring rod I6 can be driven to rotate, the driving gear 8 rotates along with the boring rod I6 and drives the driven gear 9, the driven shaft 16 and the boring rod II 7 to rotate, meanwhile, the sliding table 5 moves along the sliding rail 4 and can drive the boring rod I6 and the boring rod II 7 to axially move and bore the vacuum pump cylinder body 1 fixed on the boring die 3, thus the axial movement of the boring rod I6 and the boring rod II 7 is realized through the sliding of the sliding table 5, the driving part I10 is only used for driving the boring rod I6 to rotate, which is beneficial to reducing the quality requirement of a power head, thereby being beneficial to improving the processing quality of the embodiment. Meanwhile, the driving gear 8 is meshed with the driven gear 9, so that the first boring bar 6 and the second boring bar 7 rotate reversely, the stress balance of the lathe bed 2 is guaranteed, the fluctuation of the lathe bed 2 is reduced, and the processing quality of the embodiment is improved. The setting of gear box 14 not only can improve driving gear 8 and driven gear 9's installation steadiness, still can form the safety cover effect to driving gear 8 and driven gear 9, avoids driving gear 8 and driven gear 9 to receive unexpected collision, and the meshing of guarantee driving gear 8 and driven gear 9 rotates to the processingquality of guarantee this embodiment.

The driving part I10 is a power head, an output shaft of the driving part I10 is connected with one end of the driving shaft 15, the other end of the driving shaft 15 is connected with one end of the boring rod I6 through a coupler, and the other end of the boring rod I6 penetrates through the corresponding positioning hole 3a, namely, the driving part I10 is a single-output-shaft power head, so that the cost is reduced, the possible interference influence of the power heads with double output shafts can be avoided, the synchronous reverse rotation of the boring rod I6 and the boring rod II 7 is guaranteed, and the processing quality of the embodiment is guaranteed.

A first cutter 11 is fixedly arranged on the first boring bar 6, a second cutter 12 is fixedly arranged on the second boring bar 7, and the second cutter 12 is positioned between the driven gear 9 and the boring jig 3. The arrangement of the first cutter 11 and the second cutter 12 facilitates the sliding table 5 to move along the sliding rail 4 and simultaneously push the first cutter 11 and the second cutter 12 to respectively enter the vacuum pump cylinder body 1 for boring, so that the machining quality of the embodiment is guaranteed. Meanwhile, the structural arrangement of all parts is compact, so that the arrangement of parts on the lathe bed 2 is convenient, and the space utilization rate of the lathe bed 2 is improved.

This embodiment still including driving the slip table 5 along the gliding driving piece two 13 of slide rail 4, driving piece two 13 links firmly on support one 22, and driving piece two 13 is the motor, and the telescopic link of motor links firmly with slip table 5, is convenient for promote slip table 5 and slides along slide rail 4.

The boring jig 3 comprises a first boring jig support 31 and a second boring jig support 32 which are oppositely arranged on the second support 23 at intervals, a space for mounting the vacuum pump cylinder body 1 is formed between the first boring jig support 31 and the second boring jig support 32, two positioning holes 3a are respectively formed in the first boring jig support 31 and the second boring jig support 32, a plurality of threaded holes 31a are further formed in the first boring jig support 31, and the boring jig further comprises a bolt 33 which penetrates through the threaded holes 31a and can be abutted to the vacuum pump cylinder body 1. The boring jig 3 has a simple structure, is convenient to install, disassemble and overhaul, and is beneficial to reducing the production cost.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although 1, a vacuum pump cylinder is used more herein; 2. a bed body; 21. a base; 22. a first support; 23. a second support; 3. boring a mold; 3a, positioning holes; 31. a first boring die support; 31a, a threaded hole; 32. a second boring die support; 33. a bolt; 4. a slide rail; 5. a sliding table; 6. a first boring bar; 7. a second boring bar; 8. a driving gear; 9. a driven gear; 10. a first driving part; 11. a first cutter; 12. a second cutter; 13. a driving part II; 14. a gear case; 14a, mounting holes; 15. a drive shaft; 16. driven shaft, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a boring machine for processing vacuum pump cylinder body, includes lathe bed (2), sets firmly boring jig (3) that just is used for fixed vacuum pump cylinder body (1) on lathe bed (2), sets firmly slide rail (4) on lathe bed (2) and can follow slip table (5) that slide rail (4) removed, wear to be equipped with on boring jig (3) and be used for the boring first (6) and boring second (7), its characterized in that, gear box (14) have set firmly on slip table (5), wear to be equipped with in gear box (14) driving shaft (15) that link to each other with boring first (6) and driven shaft (16) that link to each other with boring second (7), still set firmly on slip table (5) and be used for driving shaft (15) pivoted driving piece (10), be located driving shaft (15) in gear box (14) are gone up fixed cover and are equipped with driving gear (8), are located fixed the cover is equipped with on driven shaft (16) in gear box (14) and are engaged with driving gear (8) from the follow driving gear A moving gear (9).

2. The boring machine for machining the cylinder body of the vacuum pump as claimed in claim 1, wherein the first driving part (10) is a power head, an output shaft of the first driving part (10) is connected with a driving shaft (15), the driving shaft (15) is connected with one end of a first boring rod (6) through a coupling, and the other end of the first boring rod (6) penetrates through the positioning hole (3 a).

3. The boring machine for machining a cylinder block of a vacuum pump as claimed in claim 1, characterized in that the gear box (14) is provided with a first cutter (11) on the first boring bar (6) and a second cutter (12) on the second boring bar (7) between the first driving member (10) and the boring jig (3).

4. The boring machine for machining a cylinder block of a vacuum pump according to any one of claims 1 to 3, characterized in that the machine body (2) comprises a square base (21), a first support (22) and a second support (23) are arranged on the base (21), the first support (22) and the second support (23) are respectively arranged on two opposite sides of the base (21), the slide rail (4) is positioned on the first support (22), and the boring die (3) is positioned on the second support (23).

5. The boring machine for machining the cylinder body of the vacuum pump is characterized by further comprising a second driving part (13) capable of driving the sliding table (5) to slide along the sliding rail (4), wherein the second driving part (13) is fixedly connected to the first support seat (22).

6. The boring machine for machining the cylinder body of the vacuum pump according to claim 4, wherein the boring jig (3) comprises a first boring jig support (31) and a second boring jig support (32) which are oppositely arranged on the second support (23) at intervals, a space for installing the cylinder body (1) of the vacuum pump is formed between the first boring jig support (31) and the second boring jig support (32), positioning holes (3a) for allowing the first boring rod (6) and the second boring rod (7) to penetrate through are respectively formed in the first boring jig support (31) and the second boring jig support (32), a plurality of threaded holes (31a) are further formed in the first boring jig support (31), and the boring machine further comprises a bolt (33) which penetrates through the threaded holes (31a) and can abut against the cylinder body (1) of the vacuum pump.

7. The boring machine for machining a cylinder block of a vacuum pump as claimed in any one of claims 1 to 3, wherein the first boring bar (6) and the second boring bar (7) are arranged in parallel at intervals and have axes in the same plane.