CN209578382U - A rack processing equipment - Google Patents

Abstract

The utility model relates to a rack processing equipment, comprising: a machine base, a cylindrical body arranged on the machine base so as to rotate around its own axis, the cylindrical body is arranged on the machine base, and The cutting mechanism is close to or far away from the cylinder, and the outer wall of the cylinder is provided with installation grooves for installing rack blanks, a plurality of installation grooves are distributed along the circumference of the cylinder, and the cutting mechanism is provided with There is a tool for machining the rack blank. The rack processing equipment provided by the application has high processing efficiency and reduces labor intensity of workers.

Description

A rack processing equipment

technical field

The utility model relates to the field of rack processing, in particular to rack processing equipment.

Background technique

At present, in the construction machinery industry, some components will use rack and pinion transmission, which converts rotary motion into linear motion. It has large transmission power, wide speed range, high efficiency, reliable work, long life, and compact structure. A constant transmission ratio can be guaranteed. It is suitable for fast and accurate positioning mechanism; it is suitable for heavy-duty, high-precision, high-rigidity, high-speed and long-stroke CNC machine tools, cutting machinery, welding machinery, etc., and has a wide range of applications.

As one of the important components, the rack is divided into straight rack and helical rack. The rack can be defined as a flat or straight rod with a series of equidistant teeth. The profile of the rack is straight rather than involute. line, which is equivalent to a cylindrical gear with a pitch circle radius of infinity. Usually, in the process of rack machining, the blank of the rack needs to be roughly machined before machining the teeth, and after the initial machining is completed, the subsequent machining is carried out. Some use milling cutters of different standards to directly process raw materials, and some use a planer to plan the rack blanks by planing. No matter what processing method is used, the rack blanks are arranged manually during the processing process. On the processing platform, the rack blank is clamped by the fixture, and the teeth on the rack blank are processed one by one. Each workpiece needs to be disassembled and the fixture is installed once. This operation method increases the labor intensity of the workers. , and the efficiency is low.

Therefore, how to design a rack processing equipment that reduces the labor intensity of workers and has high processing efficiency has become a technical problem to be solved urgently by those skilled in the art.

Utility model content

To solve the above technical problems, the purpose of this utility model is to provide a rack processing equipment, which has high processing efficiency and reduces labor intensity of workers.

The technical scheme of the utility model is as follows:

A rack processing equipment, comprising: a machine base,

The cylindrical body which is arranged on the machine base rotatably around its own axis is provided on one side of the cylindrical body and is a cutting mechanism which moves in the horizontal plane. The outer wall of the cylindrical body is provided with a rack blank Installing slots, a plurality of installing slots are distributed along the circumferential direction of the barrel.

Preferably, a positioning block is provided in the installation groove, the positioning block is detachably connected with the barrel, and the positioning block is used to cooperate with the installation groove to fix the rack blank.

Preferably, a positioning block is provided in the middle of the installation slot, and second installation slots are provided on both sides of the positioning block, and the second installation slots are used to install and clamp the rack blank.

Preferably, a loosening mechanism is provided at the bottom of the positioning block, and the loosening mechanism is used to eject the positioning block out of the installation groove when the positioning block is disassembled.

Preferably, the loosening mechanism includes: a push rod acting on the bottom of the positioning block, a bump is provided on the push rod, a base sleeved on the push rod, a spring sleeved on the push rod , the two ends of the spring respectively abut against the protrusion and the base, and the push rod is slidably arranged with the base.

Preferably, the loosening mechanism further includes: a sleeve sheathed on the outside of the spring, and one end of the sleeve is connected to the base.

Preferably, it includes a moving mechanism arranged on the machine base to move the cutting mechanism in a plane.

Preferably, the moving mechanism includes a slide rail arranged on the machine base, a slide table slidingly arranged on the slide rail, and a first driving member for driving the slide table to move along the axis of the barrel, so The cutting mechanism is arranged on the slide table.

Preferably, the first driving member is a screw rod, and the slide table is sleeved on the screw rod, and is provided with a threaded hole to cooperate with the screw rod.

The rack processing equipment provided by the utility model includes a machine base, a cylinder body which is arranged on the machine base so as to rotate around its own axis, a cutting mechanism which is arranged on one side of the cylinder body and moves in the horizontal plane, and the cylinder body The outer wall is provided with mounting grooves for mounting rack blanks, and multiple mounting grooves are distributed along the circumferential direction of the cylinder, and the cutting mechanism is provided with a cutter for processing the rack blanks. When the rack blank needs to be roughed (rough processing of the rack blank), the rack blank is fixed on the cylindrical cylinder, and multiple rack blanks can be clamped on the side surface of the cylinder at one time. Cutting mechanism, when the cutting mechanism is close to the cylinder body, the tool set on the cutting mechanism gradually contacts the outside of the rack blank clamped in the installation groove, and at the same time, the cylinder body drives the rack blank to rotate around its own axis, and the tool counteracts the rotation of the rack blank. The rack blank is cut and processed to complete the roughing of the rack blank and obtain the preliminary shape of the rack. The rack processing equipment provided by this application can simultaneously clamp multiple rack blanks and process them together with the teeth of the prior art. , Install one piece, compared with processing one piece, the processing efficiency is high, and the labor intensity of workers is reduced at the same time.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments described in this application. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the schematic diagram of the structure of the rack processing equipment in the present embodiment;

Fig. 2 is a schematic diagram of the cylinder structure in the rack processing equipment in this embodiment;

Fig. 3 is a structural schematic diagram of the loosening mechanism in this embodiment.

Explanation of symbols in the accompanying drawings: 1. Machine base; 2. Cylinder body; 3. Cutting mechanism; 4. Installation slot; 5. Positioning block; 6. Second installation slot; 72. bump; 73. base; 74. spring; 75. sleeve; 8. moving mechanism; 81. slide rail; 82. slide table; 83. first driving member.

Detailed ways

In order to enable those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described The embodiments are only some of the embodiments of the present application, but not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the scope of protection of this application.

In the description of the present utility model, it should be understood that the terms "upper", "lower", etc. indicating orientation or positional relationship are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying the referred components or Elements must have certain orientations, be constructed and operate in certain orientations, and thus should not be construed as limitations on the invention.

As shown in Figure 1 to Figure 3, a rack processing equipment provided by the utility model includes a machine base 1, a cylinder body 2 arranged on the machine base 1 so as to rotate around its own axis, and a cylinder body 2 disposed on the cylinder body 2 Side, and the cutting mechanism 3 that moves in the horizontal plane, the outer wall of the cylinder body 2 is provided with a mounting groove 4 for installing the rack blank, and a plurality of mounting grooves 4 are distributed along the circumferential direction of the cylinder body 2, and the cutting mechanism 3 is provided with There is a tool for machining the rack blank. When the rack blank needs to be roughed (rough machining of the rack blank), the rack blank is fixed on the cylindrical cylinder 2, and multiple rack blanks can be clamped on the side surface of the cylinder 2 at one time. 1 is equipped with a cutting mechanism 3, when the cutting mechanism 3 is close to the cylinder body 2, the tool set on the cutting mechanism 3 gradually contacts the outside of the rack blank clamped in the installation groove 4, and at the same time, the cylinder body 2 drives the rack blank around Its own axis rotates, and the tool cuts the rotating rack blank, completes the roughing of the rack blank, and obtains the initially formed rack shape. The rack processing equipment provided by this application can simultaneously clamp multiple rack blanks, Compared with the teeth of the prior art which are processed one by one, installed one by one, and processed one by one, the processing efficiency is high, and the labor intensity of workers is reduced at the same time.

Preferably, there are two cutters on the cutting mechanism 3, and the distance between the two cutters is one tooth pitch. When the two tooth grooves processed at the same time are finished, the cutting mechanism 3 moves a distance of two tooth pitches. The cutting tools include but are not limited to forming knives, turning knives, or other processing knives, which are not specifically limited here. Wherein, an installation hole can be provided at the bottom of the installation groove 4, and the installation hole is a threaded hole; a process hole is reserved on the rack, and the process hole is a through hole. Then the bolts pass through the process hole and the installation hole in turn, and the nuts are screwed on, and the rack blank is clamped in the installation groove 4 .

Wherein, a positioning block 5 is provided in the mounting groove 4, and the positioning block 5 is detachably connected with the cylindrical body 2, and the positioning block 5 is used to cooperate with the mounting groove 4 to fix the rack blank. The positioning block 5 is in contact with the side wall of the installation groove 4 , and the rack blank is installed between the side wall of the installation groove 4 and the side wall of the positioning block 5 . A positioning block 5 is arranged in the mounting groove 4, and the positioning block 5 is detachably connected with the cylinder body 2, so that one side of the positioning block 5 is close to the rack blank, and the other side is close to the mounting groove 4. The positioning block 5 can be used repeatedly as a clamp for the rack blank, and there is no need to process and install positioning holes on the rack blank, which shortens the processing cycle of the rack blank.

In the embodiment of the utility model, a positioning block 5 is arranged in the middle of the installation groove 4, and a second installation groove 6 is arranged on both sides of the positioning block 5, and the second installation groove 6 is used for installing and clamping the rack blank. Realize that one positioning block 5 can clamp two rack blanks, reduce the investment in tooling and fixture costs in the rack processing process, and improve economic benefits.

Wherein the positioning block 5 is detachably connected with the cylinder body 2, and a counterbore can be set on the positioning block 5 through bolts and nuts, and threaded holes are correspondingly set on the cylinder body 2, and the positioning block 5 is connected to the cylinder body through the connection of the bolts and the threaded holes. The positional relationship of 2 is fixed.

Wherein, the bottom of the positioning block 5 is provided with a loosening mechanism 7, and the loosening mechanism 7 is used to keep the positioning block 5 away from the bottom of the installation groove 4 when it is disassembled. The rack blank is installed in the installation groove 4. Whether the positioning block 5 is set against the installation groove 4 or the positioning block 5 is centered in the installation groove 4, after the rough machining of the rack is completed, the positioning block 5 is released. Convenient positioning block 5 is taken out from installation groove 4, loose fitting mechanism 7 is set at positioning block 5 bottoms, loose fitting mechanism 7 makes positioning block 5 far away from mounting groove 4 bottoms when dismounting, and then completes the dismounting of positioning block 5.

Preferably, the loose fitting mechanism 7 includes: a push rod 71 acting on the bottom of the positioning block 5, a bump 72 is provided on the push rod 71, a base 73 sleeved on the push rod 71, a spring sleeved on the push rod 71 74 , the two ends of the spring 74 respectively abut against the protrusion 72 and the base 73 , and the push rod 71 and the base 73 are slidably arranged. When the rack is processed, the bottom of the positioning block 5 presses the ejector rod 71, and the ejector rod 71 and the base 73 are slidably arranged. The protruding block 72 compresses the spring 74, and the two ends of the spring 74 are against the protruding block 72 and the base 73. At this time, the spring 74 is in a compressed state between the protruding block 72 and the base 73. Preferably, the loose fitting mechanism 7 is installed at the bottom of the positioning block 5, and the base 73 is fixedly connected with the cylinder body 2. The barrel 2 provides auxiliary support for the push rod 71 . When the processing of the rack is completed, the elastic force of the spring 74 acts on the boss on the push rod 71 to provide the bottom of the push rod 71 with a force to push the push rod 71 out. This embodiment makes use of the action force and reaction force to make the positioning block 5 easy to disassemble when the processing of the rack is completed, which reduces the labor intensity of the operator.

Wherein, the loosening mechanism 7 further includes: a sleeve 75 sheathed on the outside of the spring 74 , and one end of the sleeve 75 is connected to the base 73 . During the processing of the rack, a lot of metal chips (metal material slag) will be produced. Once these foreign objects are mixed in the spring 74, the use of the spring 74 will be affected, and the spring 74 will not be able to provide elastic force, and the positioning block 5 cannot be pushed out. Affect the use effect of loose packing mechanism 7. Therefore, a sleeve 75 is provided outside the spring 74 , and one end of the sleeve 75 is connected to the base 73 .

In the embodiment of the utility model, the machine base 1 is provided with a moving mechanism 8 for moving the cutting mechanism 3 in a plane. The arrangement of the moving mechanism 8 makes the cutting range of the cutting mechanism 3 wider.

Wherein, the moving mechanism 8 includes a slide rail 81 arranged on the machine base 1, a slide table 82 slidingly provided with the slide rail 81, and a first driver 83 for driving the slide table 82 to move along the axis of the cylinder body 2. The cutting mechanism 3 is provided with On the slide table 82. The first driver 83 drives the slide table 82 to slide along the slide rail 81. Since the cutting mechanism 3 is arranged on the slide table 82, and the cutting mechanism 3 includes a tool, the corresponding position between the tool and the rack blank along the axis of the cylinder body 2 can be changed. According to the positional relationship, the cutting mechanism 3 can move along the direction parallel to the axial direction of the cylinder body 2, so as to expand the length of the processing rack of the rack processing equipment.

Further, the first driving member 83 is a screw rod, and the slide table 82 is sheathed on the screw rod, and is provided with a threaded hole to cooperate with the screw rod. Turn the rotation of the screw mandrel into a linear motion, because the screw mandrel and the sliding table 82 are connected by threads, and because the parameters such as the pitch of the thread are all fixed, the distance that the cutting mechanism 3 moves is also fixed when the screw mandrel rotates one turn. Setting, can control the moving distance of the cutting mechanism 3 along the axis of the cylinder body 2 more precisely. Preferably, a handwheel can be provided at the end of the screw rod, and the moving distance of the cutting mechanism 3 can be manually controlled by the handwheel. It is also possible to set other automatic ways to make the screw mandrel rotate, which is not specifically limited here.

Furthermore, the moving mechanism 8 further includes: a second driving member for driving the sliding table 82 to move along the axis perpendicular to the cylinder body 2 . Make the cutting mechanism 3 move along the axial direction perpendicular to the cylinder body 2, expand the maximum outer diameter processed by the rack processing equipment, the larger the outer diameter of the cylinder body 2, the more racks that can be clamped on the cylinder body 2, so that The work efficiency of the rack processing equipment is improved.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same or similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. A rack processing equipment, characterized in that it comprises: a support (1), The cylinder (2) arranged on the base (1) rotatably around its own axis, a cutting mechanism (3) arranged on one side of the cylinder (2) and moving in a horizontal plane, The outer wall of the cylinder (2) is provided with installation grooves (4) for installing rack blanks, and a plurality of installation grooves (4) are distributed along the circumferential direction of the cylinder (2). 2. The rack processing equipment according to claim 1, wherein: The installation groove (4) is provided with a positioning block (5), and the positioning block (5) is detachably connected with the cylinder body (2), The positioning block (5) is used to cooperate with the installation groove (4) to fix the rack blank. 3. The rack processing equipment according to claim 2, wherein: A positioning block (5) is arranged in the middle of the installation groove (4), The two sides of the positioning block (5) are provided with second installation grooves (6), and the second installation grooves (6) are used for installing and clamping the rack blank. 4. The rack processing equipment according to any one of claims 2 to 3, characterized in that, The bottom of the positioning block (5) is provided with a loose fitting mechanism (7), The loosening mechanism (7) is used to eject the positioning block (5) out of the installation groove (4) when the positioning block (5) is disassembled. 5. The rack processing equipment according to claim 4, characterized in that, the loosening mechanism (7) comprises: Acting on the ejector rod (71) at the bottom of the positioning block (5), the ejector rod (71) is provided with a bump (72), The base (73) sleeved on the push rod (71), The spring (74) sleeved on the push rod (71), the two ends of the spring (74) are respectively against the protrusion (72) and the base (73), The push rod (71) is slidingly arranged with the base (73). 6. The rack processing equipment according to claim 5, characterized in that, the loosening mechanism (7) further comprises: a sleeve (75) sleeved outside the spring (74), the sleeve One end of (75) is connected with the base (73). 7. The rack processing equipment according to claim 1, characterized by comprising a moving mechanism (8) provided on the machine base (1) to move the cutting mechanism (3) in a plane. 8. The rack processing equipment according to claim 7, characterized in that, the moving mechanism (8) comprises a slide rail (81) arranged on the base (1), The slide table (82) that slides with described slide rail (81) is set, and a first driving member (83) that drives the sliding table (82) to move along the axis of the cylinder (2), The cutting mechanism (3) is arranged on the slide table (82). 9. The rack processing equipment according to claim 8, characterized in that, the first driving member (83) is a screw rod, the slide table (82) is sleeved on the screw rod, and is provided with The threaded hole is matched with the screw rod.