CN115302284A - Horizontal turning center pump water inlet and outlet section turning clamp and mounting method thereof - Google Patents

Abstract

The invention provides a horizontal turning center pump water inlet and outlet section turning clamp and an installation method thereof, wherein the clamp comprises a transition disc, a clamp body and a positioning block, the front end of the transition disc is fixedly connected with a machine tool spindle through a first inner hexagon screw, the clamp body comprises a front clamp, a middle clamp and a rear clamp which are integrally formed from front to back, the outer edge of the middle clamp is concave relative to the outer edges of the front clamp and the rear clamp to form an annular groove, the front clamp is fixedly connected with the transition disc through a first stud, the transition disc and the front clamp are sequentially arranged from front to back along the axial direction, the rear end of the first stud is positioned in the annular groove, the positioning block is fixedly arranged at the front end of the water inlet and outlet section, and the rear clamp is fixedly connected with the positioning block through a second inner hexagon screw; the water inlet and outlet section positioning blocks of the clamp realize the positioning and clamping of parts at the water inlet and outlet section, and the parts at the water inlet and outlet section are processed.

Description

Horizontal turning center pump water inlet and outlet section turning clamp and mounting method thereof

Technical Field

The invention relates to the technical field of clamps, in particular to a horizontal turning center pump water inlet and outlet section turning clamp and an installation method thereof.

Background

At present, most of water pump manufacturers machine parts of inlet and outlet sections of GDL vertical pipeline pumps on a common numerical control lathe, the process conversion is required during the drilling and tapping of the inlet and outlet sections of the GDL vertical pipeline pumps of the common numerical control lathe, the machining efficiency is low, and marking or drilling jig positioning errors exist.

Disclosure of Invention

The invention aims to provide a horizontal turning center pump water inlet and outlet section turning clamp and an installation method thereof.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the utility model provides a horizontal turning center pump business turn over water section car anchor clamps, its characterized in that, includes transition dish and the anchor clamps body, the front end of transition dish is through first hexagon socket head cap screw and lathe main shaft fixed connection, the anchor clamps body includes by preceding anchor clamps to back integrated into one piece, middle anchor clamps and back anchor clamps, the outer fringe of middle anchor clamps forms an annular channel for the outer fringe indent of preceding anchor clamps and back anchor clamps, preceding anchor clamps pass through first stud and transition dish fixed connection, transition dish and preceding anchor clamps set gradually around the axial, the rear end of first stud is located the annular channel, the front end of business turn over water section is fixed and is equipped with the locating piece, back anchor clamps pass through second hexagon socket head cap screw and locating piece fixed connection.

Further, the rear end of the first stud is sleeved with a first nut, and the first nut is located in the annular groove.

Furthermore, a second stud penetrates through the rear clamp along the axial direction, a second nut is sleeved at the front end of the second stud, the front end of the second stud and the second nut are located in the annular groove, and the rear end of the second stud is screwed into a screw hole of the water inlet and outlet section part.

Furthermore, the front end of the water inlet and outlet section is sunken to be provided with a positioning spigot, the positioning block is embedded into the positioning spigot for positioning, and the positioning block is positioned with the positioning spigot and fixedly connected with the positioning spigot through a screw.

Furthermore, the lower part of the machine tool spindle is provided with a machine tool anti-rotation pin, and the front end of the front clamp is provided with a fixing hole corresponding to the anti-rotation pin.

Further, the outer diameter of the front clamp is larger than that of the rear clamp.

The mounting method of the horizontal turning center pump water inlet and outlet section turning clamp is characterized by comprising the following steps:

step 1) installing a taper hole of a transition disc on a machine tool spindle, aligning an end face hole of the transition disc with an anti-rotation pin, and screwing the transition disc on the machine tool spindle by using an inner hexagon screw;

step 2) screwing the first stud bolt on the transition disc, aligning the spigot of the front clamp with the spigot of the transition disc, aligning the hole on the front clamp with the stud bolt, then installing the clamp body on the transition disc, and screwing the first stud bolt by using a first nut;

step 3) aligning the spigot of the positioning block with the spigot of the rear clamp, and screwing the positioning block on the rear clamp through a second inner hexagon screw;

step 4) machining the outer circle of the positioning block according to the size of the positioning spigot of the part at the water inlet and outlet section of the pump, wherein the length of the positioning block is 10mm;

and 5) screwing a second stud into the machined screw hole on the end face of the water inlet and outlet section, aligning an upper spigot of the water inlet and outlet section with an excircle of the positioning block, aligning the second stud with a hole of the rear clamp, and screwing the water inlet and outlet section on the rear clamp by using a second nut.

And 6) arranging cutters according to the process, and processing the bottom surfaces of the water inlet and outlet sections according to the programmed numerical control program.

The water inlet and outlet section part clamp and the positioning block of the invention realize the positioning and clamping of the water inlet and outlet section part and the processing of the water inlet and outlet section part, compared with the processing method of the water inlet and outlet section part of a common numerical control lathe, the clamp has the advantages of reduced number, simple and practical structure and reduced clamp manufacturing cost.

The clamp is convenient to clamp, the turning, drilling and tapping are realized in the same sequence during workpiece processing, the processing efficiency is high, and the processing precision is high.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Reference numerals:

1 machine tool main shaft, 2 first inner hexagon screw, 3 transition disc, 4 clamp bodies, 5 first stud,

6 first nuts, 7 second nuts, 8 second stud bolts, 9 second socket head cap screws, 10 positioning blocks,

11 water inlet and outlet sections, 12 anti-rotation pins,

41 front clamps, 42 middle clamps and 43 rear clamps.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention discloses a horizontal turning center pump water inlet and outlet section turning clamp, which comprises a transition disc 3 and a clamp body 4, wherein the front end of the transition disc 3 is fixedly connected with a machine tool spindle 1 through a first inner hexagon screw 2, an anti-rotation pin 12 is arranged at the lower part of the machine tool spindle 1, the clamp body 4 comprises a front clamp 41, a middle clamp 42 and a rear clamp 43 which are integrally formed from front to rear, the outer diameter of the front clamp 41 is larger than that of the rear clamp 43, and the outer edge of the middle clamp 42 is concave inwards relative to the outer edges of the front clamp 41 and the rear clamp 43 to form an annular groove.

The front clamp 41 is fixedly connected with the transition disc 3 through the first stud 5, the front end of the front clamp 41 is provided with a fixing hole corresponding to the anti-rotation pin 12, the transition disc 3 and the front clamp 41 are sequentially arranged front and back along the axial direction, the rear end of the first stud 5 is located in the annular groove, the front end of the water inlet and outlet section 11 is fixedly provided with the positioning block 10, and the rear clamp 43 is fixedly connected with the positioning block 10 through the second hexagon socket head cap screw 9.

The rear end of the first stud 5 is sleeved with a first nut 6, the first nut 6 is located in the annular groove, the rear clamp 43 axially penetrates through a second stud 8, the front end of the second stud 8 is sleeved with a second nut 7, the front end of the second stud 8 and the second nut 7 are located in the annular groove, and the rear end of the second stud 8 is screwed into the end face screw hole of the water inlet and outlet section 11.

The front end of the water inlet and outlet section 11 is provided with a positioning spigot in a concave manner, the positioning block is embedded into the positioning spigot for positioning, and the positioning block is positioned with the positioning spigot and fixedly connected with the positioning spigot through a screw.

A mounting method of a horizontal turning center pump water inlet and outlet section turning clamp comprises the following steps:

step 1) installing a taper hole of a transition disc 3 on a machine tool spindle 1, aligning an end face hole of the transition disc 3 with an anti-rotation pin 12, screwing the transition disc 3 on the machine tool spindle 1 by using first socket head cap screws 2, and symmetrically screwing the first socket head cap screws 2 on the circumferences of the transition disc 3 and the machine tool spindle 1.

Step 2) screwing the first stud 5 on the transition disc 3, aligning the spigot of the front clamp 41 with the spigot of the transition disc 3, aligning the hole on the front clamp 41 with the first stud 5, then installing the clamp body 4 on the transition disc 3, and screwing the first stud 5 by using the first nut 6.

And 3) aligning the seam allowance of the positioning block 10 at the front end of the water inlet and outlet section 11 with the seam allowance of the rear clamp 43, screwing the positioning block 10 on the rear clamp 43 through a second inner hexagonal screw 9, and symmetrically screwing the second inner hexagonal screw 9 on the circumferences of the water inlet and outlet section 11 and the rear clamp 43.

And 4) processing the excircle of the positioning block 10 of the water inlet and outlet section 11 on site in real time according to the size requirement of the workpiece matched with the spigot, wherein the length of the excircle is 10mm, so that the requirement of the spigot positioning precision of the water inlet and outlet section 11 is met.

And 5) screwing a second stud 8 into a screw hole on the end face of the processed water inlet and outlet section 11, aligning a spigot of the water inlet and outlet section 11 with an excircle of the positioning block 10, aligning the second stud 8 with a hole of the rear clamp 43, and screwing the water inlet and outlet section 11 on the rear clamp 43 by using a second nut 7.

And 6) arranging cutters according to the process, and processing the bottom surfaces of the water inlet and outlet sections 11 according to the programmed numerical control program.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will 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; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (7)

1. The utility model provides a horizontal turning center pump business turn over water section car anchor clamps, its characterized in that, includes transition dish and the anchor clamps body and locating piece, the front end of transition dish is through first hexagon socket head cap screw and lathe main shaft fixed connection, the anchor clamps body includes by preceding to back integrated into one piece's preceding anchor clamps, middle anchor clamps and back anchor clamps, the outer fringe of middle anchor clamps forms an annular channel for the outer fringe indent of preceding anchor clamps and back anchor clamps, preceding anchor clamps pass through first stud and transition dish fixed connection, transition dish and preceding anchor clamps set gradually around the axial, the rear end of first stud is located the annular channel, the front end of business turn over water section is fixed and is equipped with the locating piece, back anchor clamps pass through second hexagon socket head cap screw and locating piece fixed connection.

2. The floor lathing fixture of claim 1, wherein the rear end of the first stud is sleeved with a first nut, and the first nut is positioned in the annular groove.

3. The floor turning clamp according to claim 2, wherein a second stud is axially arranged in a penetrating manner in the rear clamp, a second nut is sleeved at the front end of the second stud, the front end of the second stud and the second nut are located in the annular groove, and the rear end of the second stud is screwed into the screw hole of the water inlet and outlet section part.

4. The floor turning clamp according to claim 1, wherein the front end of the water inlet and outlet section is recessed to form a positioning spigot, the positioning block is embedded into the positioning spigot for positioning, and the positioning block is fixedly connected with the positioning spigot through a screw.

5. The floor turning jig according to claim 1, wherein a machine tool rotation preventing pin is provided at a lower portion of the machine tool spindle, and a fixing hole corresponding to the rotation preventing pin is provided at a front end of the front jig.

6. The floor turning jig of claim 1, wherein the front jig has an outer diameter larger than an outer diameter of the rear jig.

7. The mounting method of the horizontal turning center pump water inlet and outlet section turning clamp is characterized by comprising the following steps:

step 1) installing a taper hole of a transition disc on a machine tool main shaft, aligning an end face hole of the transition disc with an anti-rotation pin, and screwing the transition disc on the machine tool main shaft by using an inner hexagon screw;

step 2) screwing the first stud bolt on the transition disc, aligning the spigot of the front clamp with the spigot of the transition disc, aligning the hole in the upper part of the front clamp with the stud bolt, then installing the clamp body on the transition disc, and screwing the first stud bolt by using a first nut;

step 3) aligning the seam allowance of the positioning block with the seam allowance of the rear clamp, and screwing the positioning block on the rear clamp through a second inner hexagon screw;

step 4) machining the outer circle of the positioning block according to the size of the positioning spigot of the part at the water inlet and outlet section of the pump, wherein the length of the positioning block is 10mm;

step 5) screwing a second stud into a screw hole in the end face of the processed water inlet and outlet section, aligning an upper spigot of the water inlet and outlet section with an excircle of the positioning block, aligning the second stud with a hole of the rear clamp, and screwing the water inlet and outlet section on the rear clamp by using a second nut;

and 6) arranging cutters according to the process, and processing the bottom surfaces of the water inlet and outlet sections according to the programmed numerical control program.

Images