CN212600204U - Compound lathe of precision finishing pin wheel housing - Google Patents
Compound lathe of precision finishing pin wheel housing Download PDFInfo
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- CN212600204U CN212600204U CN202021161013.4U CN202021161013U CN212600204U CN 212600204 U CN212600204 U CN 212600204U CN 202021161013 U CN202021161013 U CN 202021161013U CN 212600204 U CN212600204 U CN 212600204U
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Abstract
The utility model relates to a compound lathe of precision finishing pin wheel shell, including the lathe bed, the fixed facade crossbeam that extends along left right direction level that is equipped with on the lathe bed, along left right direction horizontal sliding connection has the slide on the front surface of crossbeam to be equipped with slide drive arrangement, two links about vertical sliding connection has on the front surface of slide to be equipped with link drive arrangement respectively, be connected with vertical cutter main shaft on the link of left side, the bottom of right side link is connected with the emery wheel to be equipped with and be used for driving emery wheel pivoted emery wheel main shaft, be equipped with the work piece revolving stage on the lathe bed. The utility model discloses integrated tooth's socket processing agency and inside and outside round end face processing agency of pin tooth shell on same platform lathe, just can accomplish the tooth's socket processing and the processing of inside and outside round end face to the pin tooth shell through a clamping, realize the one shot forming of pin tooth shell, guaranteed the machining precision from this, improved machining efficiency, but also do benefit to the stability of guaranteeing product quality, the reduction in the number of rejects.
Description
Technical Field
The utility model relates to a lathe especially relates to a compound lathe of precision finishing pin wheel shell.
Background
The cycloidal speed reducer is a novel transmission device which applies a differential transmission principle and adopts cycloidal pin gear meshing, and has the characteristics of small volume, large transmission ratio, strong bearing capacity and the like. The pin gear shell is an important part of the cycloid speed reducer, is annular, and is provided with a circle of tooth grooves on the inner edge of the annular pin gear shell.
SUMMERY OF THE UTILITY MODEL
For overcoming the above defect of prior art, the utility model provides a compound lathe of precision finishing pin wheel shell, a clamping can accomplish the precision finishing to the pin wheel shell, both can save the process, can ensure stable product quality again.
The utility model discloses realize above-mentioned purpose's technical scheme is: the utility model provides a compound lathe of precision finishing pin wheel shell, includes the lathe bed, be equipped with the work piece revolving stage on the lathe bed, the fixed facade crossbeam that extends along left right direction level that is equipped with on the lathe bed, the crossbeam is located the rear of work piece revolving stage, and is higher than the work piece revolving stage, along left right direction horizontal sliding connection has the slide on the front surface of crossbeam to be equipped with slide drive arrangement, two links about vertical sliding connection has on the front surface of slide, the link is equipped with respective link drive arrangement respectively to be equipped with the balance mechanism that is used for balancing weight power, left install vertical cutter main shaft on the link, the right side the emery wheel is installed to the bottom of link, the axis of emery wheel is along the fore-and-aft direction, right side still be equipped with on the link and be used for driving emery wheel pivoted emery wheel main shaft.
Preferably, the slide plate driving device comprises a linear motor, and an output shaft of the linear motor is horizontally connected with the slide plate along the left-right direction.
Preferably, the front surface of the cross beam is provided with a transverse sliding rail horizontally extending along the left-right direction, the rear surface of the sliding plate is provided with a transverse sliding groove matched with the transverse sliding rail, and the transverse sliding rail is connected with the transverse sliding groove in a sliding fit manner.
Preferably, the connecting frame driving device comprises a connecting frame driving motor and a vertical ball screw mechanism, the vertical ball screw mechanism comprises a vertical screw and a vertical nut matched with the vertical screw, the vertical screw is vertically arranged on the sliding plate, the vertical nut is fixedly connected with the connecting frame, and an output shaft of the connecting frame driving motor is in transmission connection with the vertical screw.
Preferably, the front surface of the sliding plate is provided with a vertical sliding rail, the rear surface of the connecting frame is provided with a vertical sliding chute matched with the vertical sliding rail, and the vertical sliding rail is connected with the vertical sliding chute in a sliding fit manner.
Preferably, the bottom end of the tool spindle is provided with a replaceable tool interface, the grinding wheel spindle is horizontally arranged on the right connecting frame along the front-back direction, the grinding wheel spindle is in transmission connection with the grinding wheel through a synchronous toothed belt, and the center of the grinding wheel and the center of the workpiece turntable are located in the same vertical plane parallel to the cross beam.
Preferably, the lathe bed is horizontally connected with a grinding wheel dresser in a sliding manner along the front-back direction, and is provided with a grinding wheel dresser driving device, the grinding wheel dresser driving device comprises a grinding wheel dresser driving motor and a horizontal front-back ball screw mechanism, the front-back ball screw mechanism comprises a front-back screw and a front-back nut matched with the front-back screw, the front-back screw is horizontally arranged on the lathe bed, the front-back nut is fixedly connected with the grinding wheel dresser, and an output shaft of the grinding wheel dresser driving motor is in transmission connection with the front-back screw.
Preferably, the bed body is provided with a front-back sliding rail horizontally extending in the front-back direction, the bottom end of the grinding wheel dresser is provided with a front-back sliding groove matched with the front-back sliding rail, and the front-back sliding rail is connected with the front-back sliding groove in a sliding fit manner.
Preferably, the workpiece rotary table is a closed static pressure rotary table, and the workpiece rotary table is provided with an electromagnetic clamp and an indexing detection element.
Preferably, the lathe bed is provided with a tool magazine, and the tool magazine is internally provided with processing tools of the inner circle end face and the outer circle end face of the pin gear shell.
The utility model has the advantages that: the utility model integrates the tooth socket processing mechanism and the inner and outer circle end face processing mechanisms of the needle tooth shell on the same machine tool, can complete the tooth socket processing and the inner and outer circle end face processing of the needle tooth shell by one-time clamping on one machine tool, and realizes the one-time forming of the needle tooth shell, thereby avoiding the workload and the clamping position error caused by carrying out multiple workpiece clamping and positioning on different machine tools or machining equipment, simultaneously, the tooth socket processing and the inner and outer circle end face processing of the needle tooth shell are completed in one process, the processed workpiece rotates along the original axis after the tooth socket grinding is completed, the inner and outer circle end face processing is carried out, thereby avoiding the axis change of the processed workpiece caused by two times of starting, because the axis of the processed workpiece does not change when the tooth socket processing and the inner and outer circle end face processing are carried out, no matter whether the clamping position of the processed workpiece on the machine tool is in an ideal state or not, there is not the benchmark error between tooth's socket processing and the processing of inside and outside circle terminal surface, has guaranteed the machining precision from this, has improved machining efficiency, still is favorable to guaranteeing the stability of product quality moreover, reduces the rejection rate. The utility model discloses be suitable for the precision finishing of pin gear shell.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Detailed Description
Referring to the figure 1, the utility model discloses a compound lathe of precision finishing pin wheel shell, including lathe bed 1, fixed being equipped with on the lathe bed along controlling the facade crossbeam (the crossbeam that is equipped with the facade) 2 of direction horizontal extension, the front surface of crossbeam is the facade, with the last surface vertical of lathe bed, along controlling direction horizontal sliding connection has slide 3 on the front surface of crossbeam to be equipped with and be used for the drive slide drive arrangement that removes about the slide. The front surface of the sliding plate is vertically and slidably connected with a left connecting frame and a right connecting frame 4 and 5 which can be respectively called as a left connecting frame and a right connecting frame, and the left connecting frame and the right connecting frame are respectively provided with a connecting frame driving device for driving the connecting frames to move up and down. And a vertical tool spindle 6 is arranged on the left connecting frame and used for assembling the inner and outer circle end faces of a proper tool processing needle gear shell, and the tool spindle is provided with a tool driving motor used for driving the tool spindle to rotate and is in transmission connection with the tool driving motor. The grinding wheel 7 is installed at the bottom end of the right side connecting frame, the grinding wheel 7 can be installed through a proper connecting piece or a proper supporting piece and can be located at a corresponding position and driven to rotate by a grinding wheel driving motor, the axis of the grinding wheel is arranged along the front-back direction and used for machining tooth grooves of a pin gear shell, a grinding wheel main shaft 8 used for driving the grinding wheel to rotate is installed on the right side connecting frame, the grinding wheel main shaft is provided with a grinding wheel driving motor used for driving the grinding wheel main shaft to rotate, and the grinding wheel driving motor are. The lathe bed is provided with a workpiece rotary table 9 for clamping a workpiece to be processed, and the workpiece rotary table is positioned on the front side of the cross beam. The connecting frame is provided with a balancing mechanism for balancing stress, and the balancing mechanism and the assembly mode thereof can adopt the prior art. Because two link settings are on same slide about, the horizontal migration mode of two links is the same, carry out corresponding terminal surface and tooth's socket from this and add man-hour, the ascending motion mode of level is the same, the precision is the same, and the forward and backward of work piece is all realized through the work piece revolving stage, the back is put in place to the work piece revolving stage, only need realize the processing of different tooth's sockets through the rotation, move the switching that realizes terminal surface processing and tooth's socket processing through the slide, can not produce the forward and backward movement error, from this, the relative position precision between the different structure processing has greatly been improved, the processing error stack between the different structure that clamping and position control lead to many times under the prior art has been avoided.
The sliding plate driving device preferably comprises a linear motor, the output of the linear motor is connected with the sliding plate, and after the linear motor is started, the sliding plate can be driven to horizontally slide on the cross beam along the left-right direction and stop at a proper position, so that the tool spindle or the grinding wheel can enter and reach a corresponding processing station along the left-right direction through a corresponding connecting frame.
The front surface of the crossbeam can be equipped with the horizontal slide rail 10 that extends along left right direction level, can be equipped with on the rear surface of slide with horizontal slide rail matched with horizontal spout, horizontal slide rail with horizontal spout sliding fit connects, constitutes the crossbeam with the horizontal sliding connection structure of slide, horizontal spout can directly set up in on the rear surface of slide, perhaps can dismantle on the rear surface of slide and be connected with horizontal slider, horizontal spout set up in on the horizontal slider, be convenient for maintain and change. The transverse sliding rail and the transverse sliding groove can adopt a trapezoidal sliding rail and a dovetail groove which are commonly used on a machine tool in the prior art, so that the transverse sliding connection structure has a sliding guide effect and also has a certain connection supporting effect. The matched transverse sliding rails and the transverse sliding grooves can be of two sets and are arranged in parallel at intervals from top to bottom so as to play a role in stable guiding and supporting.
The link drive device preferably comprises a link drive motor and a vertical ball screw mechanism 11, the vertical ball screw mechanism comprises a vertical screw and a vertical nut matched with the vertical screw, the vertical screw can be vertically installed on the sliding plate through a matched bearing and a bearing seat, the vertical nut can be fixedly connected with the link through a nut seat arranged on the link, the link drive motor can adopt a servo motor, an output shaft of the link can be connected with the vertical screw in a coaxial transmission manner through a coupler, and also can adopt other transmission connection manners to be connected with the vertical screw, such as a transmission connection manner of gear engagement and the like, and the link drive motor can be fixedly arranged on the sliding plate or the bearing seat. After the connecting frame driving motor is started, the corresponding connecting frame can be driven to vertically slide on the sliding plate and stop at a proper position, so that the tool spindle or the grinding wheel vertically enters and reaches a corresponding machining station or vertically reciprocates at the corresponding station to machine a workpiece.
The front surface of the sliding plate can be provided with vertical sliding rails 12, the rear surface of the connecting frame can be provided with vertical sliding grooves matched with the vertical sliding rails, the vertical sliding rails are connected with the vertical sliding grooves in a sliding fit mode to form the sliding plate, the connecting frame and the vertical sliding connection structure, the vertical sliding grooves can be directly arranged on the rear surface of the connecting frame, or the rear surface of the connecting frame can be detachably connected with vertical sliding blocks, and the vertical sliding grooves are arranged on the vertical sliding blocks to facilitate maintenance and replacement. The vertical sliding rails and the vertical sliding grooves can adopt ladder-shaped sliding rails and dovetail grooves which are commonly used on a machine tool in the prior art, and each connecting frame is matched with the vertical sliding rails and the vertical sliding grooves in two sets at intervals in parallel so as to play a role in stable guiding.
The bottom end of the tool spindle is preferably provided with a replaceable tool interface, such as an HSK100A interface, for assembling different tools required for machining the inner and outer circular end faces of the pin gear shell. The grinding wheel spindle is horizontally arranged on the right connecting frame along the front-back direction and is usually positioned above the grinding wheel, and the grinding wheel spindle is in transmission connection with the grinding wheel through a synchronous toothed belt. The center of the grinding wheel and the center of the workpiece rotary table (namely a rotation center) are positioned in the same vertical plane parallel to the cross beam, so that the tooth socket machined on the pin gear shell is aligned to the center of the pin gear shell along the radial direction, and the machining precision is ensured.
The machine tool body can be horizontally connected with a grinding wheel dresser 13 in a sliding manner along the front-back direction, and is provided with a grinding wheel dresser driving device, the dressing end (such as a dressing knife or a dressing wheel) of the grinding wheel dresser horizontally faces the sliding plate along the front-back direction, the grinding wheel dresser driving device comprises a grinding wheel dresser driving motor and a horizontal front-back ball screw mechanism 14, the front-back ball screw mechanism comprises a front-back screw rod and a front-back nut matched with the front-back screw rod, the front-back screw rod and a bearing seat can be horizontally arranged on the machine tool body through matched bearings, the front-back nut can be fixedly connected with a grinding wheel through a nut seat arranged on the grinding wheel dresser, the grinding wheel dresser driving motor can adopt a servo motor, and an output shaft of the grinding wheel dresser driving motor can be in coaxial, other transmission connection modes can also be adopted to be connected with the forward and backward screw rods, such as a transmission connection mode of gear engagement and the like, and the driving motor of the grinding wheel dresser can be fixedly arranged on the lathe bed or the bearing seat. In order to facilitate the installation of the grinding wheel dresser, a grinding wheel dresser mounting seat 15 can be fixedly arranged on the lathe bed, the bottom end of the grinding wheel dresser is connected with a front-back sliding plate 16, the front-back sliding plate and the grinding wheel dresser mounting seat are in horizontal sliding fit along the front-back direction, the front-back screw rod and the grinding wheel dresser driving motor are arranged on the grinding wheel dresser mounting seat, and the front-back nut is fixedly connected with the front-back sliding plate. After the driving motor of the grinding wheel dresser is started, the grinding wheel dresser can be driven to slide forwards and backwards on the lathe bed and stop at a proper position, and the grinding wheel is dressed. The wheel dresser may be provided on the right side of the workpiece turntable.
A front-rear slide rail 17 extending horizontally in the front-rear direction may be provided on the upper surface of the bed or the dresser mounting seat (when the dresser mounting seat is provided), the bottom end of the grinding wheel dresser or the bottom surface of the front-back sliding plate (when the front-back sliding plate is arranged) can be provided with a front-back sliding groove matched with the front-back sliding rail, the front and rear sliding rails are connected with the front and rear sliding grooves in a sliding fit manner to form a front and rear sliding connection structure of the grinding wheel dresser and the machine body, the front and rear sliding grooves can be directly arranged at the bottom end of the grinding wheel dresser or the bottom surface of the front and rear sliding plate, or the bottom end of the grinding wheel dresser or the bottom surfaces of the front and rear sliding plates are detachably connected with a front and rear sliding block, and the front and rear sliding grooves are formed in the front and rear sliding block, so that the grinding wheel dresser is convenient to maintain and replace. The front and back sliding rails and the front and back sliding grooves can adopt ladder-shaped sliding rails and dovetail grooves commonly used on a machine tool in the prior art, and the front and back sliding rails and the front and back sliding grooves can be matched in two sets and are arranged in parallel at intervals left and right to play a stable guiding role.
The workpiece rotary table preferably adopts a closed static pressure rotary table so as to improve the rotation precision. The workpiece turntable can be provided with an electromagnetic clamp 18, so that the workpiece to be processed can be conveniently clamped and aligned. The workpiece rotary table can be provided with a high-precision indexing detection element so as to accurately control the rotation precision according to a detection signal of the indexing detection element, the indexing detection element can adopt a sensor which is suitable for indexing detection in the prior art, the sensor is provided with a detection element and a sensing element which are matched, the detection element can be fixedly arranged on a base of the workpiece rotary table, and the sensing element can be fixedly arranged on a main shaft of the workpiece rotary table and is aligned in the same horizontal plane.
The lathe bed can be provided with a tool magazine 19, machining tools of different specifications and models for machining the end faces of the inner circle and the outer circle of the pin gear shell are arranged in the tool magazine, and the tool magazine can be arranged on the left side of the workpiece rotary table.
Each sliding connection or drive may be provided with position sensing means, such as a travel switch or angular displacement sensor, to improve the accuracy of the positioning of each slide.
Adopt the utility model discloses during processing the pin wheel shell, earlier with the emery wheel slides to the processing station and will the emery wheel stretches into to the clamping and is in the pin wheel shell on the work piece revolving stage, through the emery wheel grinds the tooth's socket of pin wheel shell, treats that whole tooth's socket grinding accomplishes the back, will the cutter main shaft slides to the processing station, processes the inside and outside round terminal surface of pin wheel shell through different cutters, and a clamping just can accomplish the tooth's socket processing and the inside and outside round terminal surface processing to the pin wheel shell to realize the one shot forming of pin wheel shell, guaranteed the machining precision, improved machining efficiency, but also be favorable to guaranteeing product quality's stability, reduce the rejection rate.
Claims (10)
1. A composite machine tool for precisely processing a pin gear shell comprises a machine body, wherein a workpiece rotary table is arranged on the machine body, it is characterized in that a vertical cross beam horizontally extending along the left-right direction is fixedly arranged on the lathe bed, the cross beam is positioned at the rear part of the workpiece rotary table, and is higher than the workpiece rotary table, a sliding plate is horizontally connected on the front surface of the cross beam in a sliding manner along the left-right direction, and is provided with a slide plate driving device, the front surface of the slide plate is vertically connected with a left connecting frame and a right connecting frame in a sliding way, the connecting frames are respectively provided with respective connecting frame driving devices, and is provided with a balance mechanism for balancing weight, the connecting frame on the left side is provided with a vertical tool spindle, the bottom end of the connecting frame on the right side is provided with a grinding wheel, the axis of the grinding wheel is along the front-back direction, and a grinding wheel spindle for driving the grinding wheel to rotate is further arranged on the connecting frame on the right side.
2. A compound machine tool for precision machining of a pin gear housing as set forth in claim 1, wherein said slide plate driving means includes a linear motor having an output shaft horizontally connected to said slide plate in the left-right direction.
3. A compound machine tool for precision machining of a pin gear housing according to claim 2, characterized in that a transverse slide rail horizontally extending in the left-right direction is provided on the front surface of the cross beam, a transverse slide groove engaged with the transverse slide rail is provided on the rear surface of the slide plate, and the transverse slide rail is connected with the transverse slide groove in a sliding engagement.
4. A compound machine tool for precisely machining a pin gear housing according to claim 3, wherein the link driving means includes a link driving motor and a vertical ball screw mechanism, the vertical ball screw mechanism includes a vertical screw and a vertical nut engaged with the vertical screw, the vertical screw is vertically disposed on the slide plate, the vertical nut is fixedly connected to the link, and an output shaft of the link driving motor is drivingly connected to the vertical screw.
5. A combined machine tool for precision machining of pin gear cases as claimed in claim 4, characterized in that the front surface of the slide plate is provided with vertical slide rails, the rear surface of the connecting frame is provided with vertical slide grooves matched with the vertical slide rails, and the vertical slide rails are connected with the vertical slide grooves in a sliding fit manner.
6. A combined machine tool for precision machining of a pin gear housing according to claim 1, 2, 3, 4 or 5, characterized in that a replaceable tool interface is provided at the bottom end of the tool spindle, the grinding wheel spindle is horizontally arranged on the right connecting frame in the front-rear direction, the grinding wheel spindle is in transmission connection with the grinding wheel through a synchronous toothed belt, and the center of the grinding wheel and the center of the workpiece turntable are in the same vertical plane parallel to the cross beam.
7. A compound machine tool for precision machining of a pin gear housing according to claim 6, wherein a dresser is horizontally slidably attached to the machine tool in a front-rear direction, and a dresser drive unit is provided, the dresser drive unit includes a dresser drive motor and a horizontal forward-backward ball screw mechanism, the forward-backward ball screw mechanism includes a forward-backward screw and a forward-backward nut engaged with the forward-backward screw, the forward-backward screw is horizontally disposed on the machine tool, the forward-backward nut is fixedly attached to the dresser, and an output shaft of the dresser drive motor is drivingly connected to the forward-backward screw.
8. The compound machine tool for precisely machining a pin gear housing as claimed in claim 7, wherein the bed is provided with a front-rear slide rail horizontally extending in a front-rear direction, the bottom end of the dresser is provided with a front-rear slide groove engaged with the front-rear slide rail, and the front-rear slide rail is slidably engaged with the front-rear slide groove.
9. A compound machine tool for precision machining of a pin gear housing as claimed in claim 8, characterized in that said workpiece turret is a closed static pressure turret provided with an electromagnetic clamp and an index detection element.
10. The compound machine tool for the precision machining of the pin gear housing as claimed in claim 9, wherein the machine body is provided with a tool magazine, and the tool magazine is internally provided with machining tools for the inner and outer circumferential end faces of the pin gear housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021161013.4U CN212600204U (en) | 2020-06-22 | 2020-06-22 | Compound lathe of precision finishing pin wheel housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021161013.4U CN212600204U (en) | 2020-06-22 | 2020-06-22 | Compound lathe of precision finishing pin wheel housing |
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| Publication Number | Publication Date |
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| CN212600204U true CN212600204U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021161013.4U Active CN212600204U (en) | 2020-06-22 | 2020-06-22 | Compound lathe of precision finishing pin wheel housing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977286A (en) * | 2021-10-27 | 2022-01-28 | 安徽合力股份有限公司合肥铸锻厂 | Small excavator balance weight grinding and drilling integrated equipment and control method |
-
2020
- 2020-06-22 CN CN202021161013.4U patent/CN212600204U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977286A (en) * | 2021-10-27 | 2022-01-28 | 安徽合力股份有限公司合肥铸锻厂 | Small excavator balance weight grinding and drilling integrated equipment and control method |
| CN113977286B (en) * | 2021-10-27 | 2023-10-27 | 安徽合力(六安)铸造有限公司 | Integrated equipment for grinding and drilling balancing weight of mini-excavator and control method |
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