CN214558000U

CN214558000U - Multi-station tapping device

Info

Publication number: CN214558000U
Application number: CN202121147069.9U
Authority: CN
Inventors: 徐应政
Original assignee: Chongqing Zhixian Machinery Co ltd
Current assignee: Chongqing Zhixian Machinery Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-11-02
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a multi-station tapping device, which comprises a clamping part and a plurality of processing parts arranged at intervals; the clamping part comprises a first base, a transverse translation mechanism, a longitudinal translation mechanism and a clamp, the transverse translation mechanism is arranged on the first base in a sliding mode, the longitudinal translation mechanism is arranged on the transverse translation mechanism in a sliding mode, and the clamp is arranged on the longitudinal translation mechanism; the processing part comprises a second base, a lifting mechanism and a tapping mechanism, the second base is fixedly arranged on the side face of the first base, the lifting mechanism is inserted into the second base in a sliding mode, the lifting speed of the lifting mechanism can be adjusted, and the tapping mechanism is arranged on the lifting mechanism and can process a workpiece clamped by the clamp. The multi-station tapping device can process threads with different pitches, and can process threads with different specifications and sizes through one-time clamping, so that the multi-station tapping device is convenient to process, does not need to clamp workpieces for many times, is time-saving and labor-saving, and is high in processing precision and high in yield.

Description

Multi-station tapping device

Technical Field

The utility model relates to a machining equipment field, concretely relates to multistation chasing bar.

Background

Tapping is also called thread machining, which is a process of machining a workpiece by using a tool for manufacturing threads and adopting processes of cutting, turning, milling, grinding and the like, generally refers to a method for machining threads on a workpiece by using a forming cutter or a grinding tool, and mainly comprises turning, milling, tapping, threading, grinding, whirlwind cutting and the like. When turning, milling and grinding threads, the transmission chain of the machine tool ensures that the turning tool, the milling cutter or the grinding wheel accurately and uniformly moves by a lead along the axial direction of the workpiece every time the workpiece rotates by one turn.

The existing equipment can only process threads with fixed thread pitches generally when tapping, in addition, when threads with different specifications and sizes need to be processed on the same workpiece, the workpiece needs to be transferred among a plurality of tapping devices, time and labor are wasted, multiple times of clamping is carried out, machining errors are easy to cause to be large, and the quality of products is influenced and even scrapped.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multistation chasing bar to solve current equipment and can only process the screw thread of fixed pitch, and when processing the screw thread of different specifications size, need shift the work piece between a plurality of tapping equipment, waste time and energy, and carry out a lot of clamping and lead to machining error big easily, influence the quality of product condemned problem even.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a multi-station tapping device comprises a clamping part and a plurality of processing parts which are arranged at intervals;

the clamping part comprises a first base, a transverse translation mechanism, a longitudinal translation mechanism and a clamp, the transverse translation mechanism is arranged on the first base in a sliding mode, the longitudinal translation mechanism is arranged on the transverse translation mechanism in a sliding mode, and the clamp is arranged on the longitudinal translation mechanism;

the processing part comprises a second base, a lifting mechanism and a tapping mechanism, the second base is fixedly arranged on the side face of the first base, the lifting mechanism is slidably inserted into the second base, the lifting speed of the lifting mechanism can be adjusted, and the tapping mechanism is arranged on the lifting mechanism and can process the workpiece clamped by the clamp.

The workpiece can be moved in the plane freely through the transverse translation mechanism and the longitudinal translation mechanism of the clamping part, so that the tapping tool can process threads at different positions on the workpiece, the plurality of processing parts can be provided with cutters of different specifications and different types, threads of different specifications and sizes can be processed for the same workpiece, and the threads of different pitches can be processed through the cooperation of the lifting mechanism and the tapping mechanism by adjusting the lifting speed of the lifting mechanism. The multi-station tapping device can process threads with different pitches, and can process threads with different specifications and sizes through one-time clamping, so that the multi-station tapping device is convenient to process, does not need to clamp workpieces for many times, is time-saving and labor-saving, and is high in processing precision and high in yield.

Further, horizontal translation mechanism includes slip table and first driving piece, be equipped with first spout on the first base, the slip table pass through first spout with first base sliding connection, first driving piece is located on the first base, first driving piece drive the slip table is followed first spout slides. First spout is the shape of falling V, and the first spout of the shape of falling V makes the slip direction of slip table only, and then makes the slip table slide stably on first base.

Further, vertical translation mechanism includes workstation and second driving piece, be equipped with the second spout on the slip table, the extending direction of second spout with the extending direction of first spout is perpendicular, the workstation passes through the second spout with slip table sliding connection, the second driving piece is located on the slip table, the drive of second driving piece the workstation is followed the second spout slides, install on the workstation anchor clamps. The second spout is the shape of falling V, and the second spout of falling V-arrangement makes the slip direction of workstation only, and then makes the workstation stable of sliding on the slip table.

Further, elevating system includes lift driving piece and lift arm, be equipped with the lift spout on the second base, the lift arm pass through the lift spout with second base sliding connection, the lift driving piece is located on the second base, the drive of lift driving piece the lift arm is followed the lift spout slides. The lifting driving piece adopts a servo hydraulic cylinder, and can accurately adjust the lifting speed so as to machine threads with different thread pitches.

Furthermore, the lifting mechanism further comprises an elastic piece, the elastic piece is arranged in the lifting sliding groove, and two ends of the elastic piece are respectively connected with the lifting arm and the second base. Through setting up the elastic component, can share the load of lift driving piece to the pressure that makes lift driving piece bear is little.

Further, tapping mechanism includes tapping driving piece, pivot, blade holder and tapping cutter, the tapping driving piece is located on the lifing arm, the pivot with the lifing arm rotates to be connected, the tapping driving piece with the pivot drive is connected and is driven the pivot is rotated, the blade holder set firmly in the pivot, the tapping cutter install in on the blade holder. The tapping tool can adjust the distance between the tapping tool and the central line of the rotating shaft on the tool apron, so that the tapping tool is suitable for machining threads with different sizes and specifications.

Adopt above-mentioned technical scheme, compare with prior art, the beneficial effects of the utility model are that:

1. the workpiece can be moved in the plane freely through the transverse translation mechanism and the longitudinal translation mechanism of the clamping part, so that the tapping tool can process threads at different positions on the workpiece, a plurality of processing parts can be provided with cutters of different specifications and different types, threads of different specifications and sizes can be processed for the same workpiece through one-time clamping, the processing is convenient, the workpiece does not need to be clamped for multiple times, time and labor are saved, the processing precision is high, and the yield is high.

2. Through adjusting elevating system's elevating speed, then elevating system and tapping mechanism cooperation can process the screw of different pitches, and processing is nimble, need not to be equipped with the equipment of multiple different pitches of processing, has reduced the investment.

3. The structure is reliable, the mechanism is flexible, and the applicability is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention.

Reference numerals:

the device comprises a clamping part 1, a first base 11, a transverse translation mechanism 12, a sliding table 121, a first driving part 122, a longitudinal translation mechanism 13, a workbench 131, a second driving part 132 and a clamp 14;

the processing part 2, the second base 21, the lifting mechanism 22, the lifting driving member 221, the lifting arm 222, the elastic member 223, the tapping mechanism 23, the tapping driving member 231, the rotating shaft 232, the tool holder 233 and the tapping tool 234.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Referring to fig. 1-2, the multi-station tapping apparatus provided in this embodiment includes a clamping portion 1 and a plurality of processing portions 2 arranged at intervals.

The clamping part 1 comprises a first base 11, a transverse translation mechanism 12, a longitudinal translation mechanism 13 and a clamp 14, wherein the transverse translation mechanism 12 is arranged on the first base 11 in a sliding mode, the longitudinal translation mechanism 13 is arranged on the transverse translation mechanism 12 in a sliding mode, and the clamp 14 is arranged on the longitudinal translation mechanism 13. The clamp 14 is prior art and may be a vise or the like. Specifically, the transverse translation mechanism 12 includes a sliding table 121 and a first driving member 122, a first sliding groove is formed in the first base 11, the sliding table 121 is slidably connected to the first base 11 through the first sliding groove, the first driving member 122 is disposed on the first base 11, and the first driving member 122 drives the sliding table 121 to slide along the first sliding groove. The first sliding chute is an inverted V-shaped one, and the sliding direction of the sliding table 121 is unique by the inverted V-shaped first sliding chute, so that the sliding table 121 slides stably on the first base 11. The longitudinal translation mechanism 13 includes a workbench 131 and a second driving member 132, a second sliding groove is provided on the sliding table 121, the extending direction of the second sliding groove is perpendicular to the extending direction of the first sliding groove, the workbench 131 is slidably connected with the sliding table 121 through the second sliding groove, the second driving member 132 is provided on the sliding table 121, the second driving member 132 drives the workbench 131 to slide along the second sliding groove, and the workbench 131 is provided with a fixture 14. The second chute is the shape of falling V, and the second chute of falling V-arrangement makes workstation 131's slip direction unique, and then makes workstation 131 slide stably on slip table 121. The first driving element 122 and the second driving element 132 can be hydraulic cylinders, air cylinders, linear motors, etc., in this embodiment, the first driving element 122 and the second driving element 132 both adopt servo hydraulic cylinders, so that the sliding distance between the sliding table 121 and the worktable 131 is accurate.

The processing part 2 comprises a second base 21, a lifting mechanism 22 and a tapping mechanism 23, the second base 21 is fixedly arranged on the side surface of the first base 11, the lifting mechanism 22 is slidably inserted into the second base 21, the lifting speed of the lifting mechanism 22 can be adjusted, the tapping mechanism 23 is arranged on the lifting mechanism 22, and the tapping mechanism 23 can process a workpiece clamped by the clamp 14. The lifting mechanism 22 includes a lifting driving member 221 and a lifting arm 222, the second base 21 is provided with a lifting chute, the lifting arm 222 is slidably connected to the second base 21 through the lifting chute, the lifting driving member 221 is disposed on the second base 21, and the lifting driving member 221 drives the lifting arm 222 to slide along the lifting chute. The lifting driving member 221 adopts a servo hydraulic cylinder, and can precisely adjust the lifting speed, so as to machine threads with different thread pitches. As a further optimized solution, the lifting mechanism 22 may further include an elastic member 223, the elastic member 223 is disposed in the lifting chute, and two ends of the elastic member 223 are respectively connected to the lifting arm 222 and the second base 21. By providing the elastic member 223, the load of the elevating driver 221 can be shared, and the pressure applied to the elevating driver 221 can be reduced. The elastic member 223 may be rubber, a spring, or the like, in this embodiment, a coil spring is adopted, and since the gravity generated by the lifting arm 222 and the tapping mechanism 23 is large, the elastic member 223 is supported by the lifting driving member 221, and after the elastic member 223 is disposed, the gravity borne by the lifting driving member 221 is greatly reduced through the deformation of the elastic member 223.

The tapping mechanism 23 includes a tapping driving member 231, a rotating shaft 232, a tool seat 233 and a tapping tool 234, the tapping driving member 231 is disposed on the lifting arm 222, the rotating shaft 232 is rotatably connected with the lifting arm 222, the tapping driving member 231 is drivingly connected with the rotating shaft 232 and drives the rotating shaft 232 to rotate, the tool seat 233 is fixedly disposed on the rotating shaft 232, and the tapping tool 234 is mounted on the tool seat 233. The tapping cutter 234 is slidably disposed on the cutter seat 233, and the distance between the tapping cutter 234 and the center line of the rotating shaft 232 can be adjusted on the cutter seat 233, so that the tapping cutter is suitable for machining threads with different sizes and specifications. The tapping cutter 234 can be adjusted on the cutter holder 233 according to the prior art, specifically, when the thread to be machined is large, the tapping cutter 234 is installed far away from the center line of the rotating shaft 232, and the rotating shaft 232 can only machine large threads when rotating; when the thread is small, the tapping cutter 234 is installed at a short distance from the center line of the rotary shaft 232, and the small thread can be machined only when the rotary shaft 232 rotates. The tapping driving member 231 may be an electric motor or a hydraulic motor, and in this embodiment, the tapping driving member 231 employs a servo motor to precisely control the rotation of the tapping cutter 234.

Referring to fig. 1-2, the multi-station tapping apparatus has the following working processes:

according to the size of the thread, the position of the tapping cutter 234 on the cutter seat 233 is adjusted, the distance between the tapping cutter 234 and the central line of the rotating shaft 232 is adjusted to adapt to the specification of the thread to be machined, the position of the clamp 14 is adjusted through the first driving piece 122 and the second driving piece 132, the clamp 14 is located right below the tapping cutter 234, then the workpiece is placed on the clamp 14 and clamped, the workpiece is moved to the position below the corresponding cutter through transverse and longitudinal movement, the lifting driving piece 221 drives the tapping cutter 234 to move to the surface of the workpiece, then the workpiece moves downwards according to the requirement of the thread pitch, and the tapping driving piece 231 drives the tapping cutter 234 to rotate, so that the required thread can be machined.

According to the multi-station tapping device, the workpiece can move freely in a plane through the transverse translation mechanism 12 and the longitudinal translation mechanism 13 of the clamping part 1, so that the tapping cutter 234 can machine threads at different positions on the workpiece, and the plurality of machining parts 2 can be provided with cutters of different specifications and different types, so that the threads of different specifications and sizes can be machined on the same workpiece through one-time clamping, the machining is convenient, the workpiece does not need to be clamped for multiple times, the time and the labor are saved, the machining precision is high, and the yield is high; by adjusting the lifting speed of the lifting mechanism 22, the lifting mechanism 22 and the tapping mechanism 23 can be matched to process threads with different pitches, the processing is flexible, various devices for processing different pitches are not required, and the investment is reduced; simple structure, the mechanism is nimble, and the suitability is strong.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A multi-station tapping device is characterized by comprising a clamping part and a plurality of processing parts which are arranged at intervals;

2. The multi-station tapping device according to claim 1, wherein the transverse translation mechanism comprises a sliding table and a first driving member, a first sliding groove is formed in the first base, the sliding table is slidably connected with the first base through the first sliding groove, the first driving member is arranged on the first base, and the sliding table is driven by the first driving member to slide along the first sliding groove.

3. The multi-station tapping device according to claim 2, wherein the longitudinal translation mechanism comprises a workbench and a second driving member, a second sliding groove is formed in the sliding table, the extending direction of the second sliding groove is perpendicular to the extending direction of the first sliding groove, the workbench is connected with the sliding table in a sliding manner through the second sliding groove, the second driving member is arranged on the sliding table, the workbench is driven by the second driving member to slide along the second sliding groove, and the clamp is mounted on the workbench.

4. The multi-station tapping device according to claim 1, wherein the lifting mechanism comprises a lifting driving member and a lifting arm, the second base is provided with a lifting chute, the lifting arm is slidably connected with the second base through the lifting chute, the lifting driving member is provided on the second base, and the lifting driving member drives the lifting arm to slide along the lifting chute.

5. The multi-station tapping device according to claim 4, wherein the lifting mechanism further comprises an elastic member, the elastic member is disposed in the lifting chute, and two ends of the elastic member are respectively connected to the lifting arm and the second base.

6. The multi-station tapping device according to claim 4, wherein the tapping mechanism comprises a tapping driving member, a rotating shaft, a tool apron and a tapping tool, the tapping driving member is disposed on the lifting arm, the rotating shaft is rotatably connected with the lifting arm, the tapping driving member is drivingly connected with the rotating shaft and drives the rotating shaft to rotate, the tool apron is fixedly disposed on the rotating shaft, and the tapping tool is mounted on the tool apron.