CN217941737U

CN217941737U - High-precision screw thread rolling machine

Info

Publication number: CN217941737U
Application number: CN202221228353.3U
Authority: CN
Inventors: 曾令龙; 宋建良; 陈熙荣; 何清妹
Original assignee: Dongguan Shanglixuan Hardware Products Co ltd
Current assignee: Dongguan Shanglixuan Hardware Products Co ltd
Priority date: 2022-05-22
Filing date: 2022-05-22
Publication date: 2022-12-02
Anticipated expiration: 2032-05-22

Abstract

The utility model discloses a high-accuracy screw thread rolling machine, the on-line screen storage device comprises a base, the curb plate of the two sets of symmetries of base upper end fixedly connected with, the symmetry is provided with movable mounting board between two sets of curb plates, fixed mounting board, movable mounting board, the fixed mounting board inboard is installed respectively and is moved the screw plate, quiet screw plate, movable mounting board with move and be connected through actuating mechanism between the screw plate, pass through coupling mechanism between fixed mounting board and the quiet screw plate, strengthening mechanism connects, movable mounting board, the equal fixedly connected with installation piece of fixed mounting board lower extreme, and the activity of installation piece runs through the base and extends to the inner chamber, the base inner chamber transversely rotates and is connected with the drive shaft. The utility model discloses the distance between two sets of screw plates can be done to whole body carries out accurate regulation and fixed to all adopt the detachable mode to install to two sets of screw plates, and to the quiet screw plate after the installation keep relative temperature when producing, improved production precision.

Description

High-precision screw thread rolling machine

Technical Field

The utility model relates to a thread rolling machine technical field especially relates to a high-accuracy screw thread rolling machine.

Background

As is well known, the screw thread rolling machine is light, flexible and efficient, has the advantages that other similar devices cannot be replaced, avoids the limitation of a lathe, a drilling machine or manual tapping, saves time and labor, is not easy to have tooth decay, is not easy to break a screw tap and the like. The thread rolling machine is suitable for all mechanical manufacturing industries, such as machine tools, die (factory) machines, plastic machines, printing machines, packaging machine manufacturing factories, engineering machines, automobile and motorcycle parts, aircraft engines, locomotive vehicles, tobacco machines, general machines and the like.

Since the thread plates of thread rolling machines are usually high-loss elements, the thread teeth are damaged by the reaction forces of the blank during the machining. At present, a Chinese patent with the application number of CN201420668071.4 discloses a screw thread rolling machine, and changes the traditional integrated movable thread rolling plate into a structure formed by combining a movable thread rolling plate and a movable plate, and changes a static thread rolling plate into a structure formed by combining a static thread rolling plate and a static plate, so that the screw thread rolling machine is convenient to align, mount, dismount and adjust. However, when the distance between the existing screw plates is adjusted, the distance between the two groups of screw plates is simply adjusted through the mounting bolts, so that on one hand, the overall adjustment precision is low, the distance between the two groups of screw plates is difficult to adjust to an accurate numerical value, and much time is wasted even if the distance between the two groups of screw plates can be adjusted; on the other hand, the adjusted mounting bolt is easy to loosen during production, so that the distance between the two groups of screw plates is not stable enough, the integral production precision is influenced, and the integral practicability is questioned. To this end, we propose a high precision screw thread rolling machine to solve the above problems in the background.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-precision screw thread rolling machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high-accuracy screw thread rolling machine, includes the base, and the curb plate of two sets of symmetries of base upper end fixedly connected with is two sets of the symmetry is provided with movable mounting board, fixed mounting board between the curb plate, and movable mounting board, fixed mounting board inboard are installed respectively and are moved screw plate, quiet screw plate, movable mounting board with move and be connected through actuating mechanism between the screw plate, be connected through coupling mechanism, reinforcing mechanism between fixed mounting board and the quiet screw plate, the equal fixedly connected with installation piece of movable mounting board, fixed mounting board lower extreme, and the installation piece activity runs through the base and extend to the inner chamber, the base inner chamber transversely rotates and is connected with the drive shaft, drive shaft one end activity runs through the base after and extends to the base outside, the curb plate outside still rotates the regulating spindle that is connected with the butt joint drive shaft, the surface symmetry that the drive shaft is located base inner chamber part is provided with opposite direction's screw thread, and the drive shaft respectively with two sets of installation between the piece threaded connection through outside opposite direction.

Preferably, the upper end of the base is transversely provided with a chute communicated with the inner cavity, the mounting block penetrates through the chute and is in limited sliding connection with the chute, and the front surface of the base is also transversely provided with a scale cup.

Preferably, the driving mechanism comprises an electromagnetic block fixedly connected to the outer side of the movable thread rolling plate and an electromagnetic rail fixedly connected to the inner side of the movable mounting plate, and the electromagnetic block is driven by an electromagnetic controller to be in limited sliding connection with the outer side of the electromagnetic rail.

Preferably, the connecting mechanism comprises a threaded rod fixedly connected to the outer side of the static screw plate, an inserting hole provided with a butt joint threaded rod penetrates through the outer side of the fixed mounting plate, a nut is rotatably connected to the outer side, located on the inserting hole, of the outer side of the fixed mounting plate through a bearing, and the threaded rod movably penetrates through the inserting hole and then is in threaded connection with the nut.

Preferably, the reinforcing mechanism comprises a reinforcing rod fixedly connected to the outer side of the static thread rolling plate and a sleeve connecting rod fixedly connected to the inner side of the fixed mounting plate, the reinforcing rod is movably inserted into the sleeve connecting rod, a limiting hole is formed in the outer side of the sleeve connecting rod in a penetrating mode, a containing hole is formed in the outer side of the reinforcing rod in a penetrating mode, clamping blocks matched with the limiting hole in a clamping mode are movably inserted into two ends of the containing hole in a penetrating mode, and the clamping blocks at the two ends are connected through elastic springs.

Preferably, the equal fixed cover in outside end of regulating spindle and drive shaft is equipped with intermeshing's toothed disc, the toothed disc diameter in the regulating spindle outside is less than the diameter of drive shaft outside toothed disc, the telescopic link of fixedly connected with spring structure is gone back in the curb plate outside, the telescopic link outside end fixedly connected with bayonet lock of spring structure, and the bayonet lock joint is between the latch gap of regulating spindle outside toothed disc outer wall.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a gear dish that the diameter is great that the gear dish meshing drive outside the drive shaft outside of the diameter of the outside is less outside the regulating spindle, and then the drive shaft that makes rotates and utilizes outside opposite direction's screw drive two sets of installation pieces to drive two sets of screw plates relative movement and adjust the distance, realizes more accurate adjustment to the distance between two sets of screw plates through the big tooth of little cingulum, realizes after quick and accurate regulation and cooperates the bayonet lock to fix the distance after the adjustment;

the utility model discloses an electromagnetism transmission structure in the drive structure carries out movable mounting to moving the screw plate, and then makes things convenient for whole screw thread rolling production operation that carries on, and then makes it can dismantle fixed mounting in the outside of fixed mounting board through coupling mechanism and strengthening mechanism to quiet screw plate, makes things convenient for subsequent dismantlement maintenance on the one hand, and on the other hand can do and keep relative stability when producing, avoids not hard up and influences holistic production precision.

To sum up, the utility model discloses overall structure sets up simply rationally, can do so to carry out accurate regulation and fixed to the distance between two sets of screw plates to all adopt the detachable mode to install to two sets of screw plates, and to the quiet screw plate after the installation keep relative temperature when producing, improved production precision, practical effect is obvious, is worth current market field and uses widely.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of the reinforcement mechanism shown in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1-base, 101-chute, 102-scale mark, 2-side plate, 3-movable mounting plate, 4-fixed mounting plate, 5-movable screw plate, 6-static screw plate, 7-driving mechanism, 701-electromagnetic block, 702-electromagnetic track, 8-connecting mechanism, 801-threaded rod, 802-nut, 803-plug hole, 9-reinforcing mechanism, 901-reinforcing rod, 902-socket rod, 903-limiting hole, 904-accommodating hole, 905-clamping block, 10-mounting block, 11-driving shaft, 12-adjusting shaft, 1201-gear plate, 1202-telescopic rod and 1203-clamping pin.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a high-precision screw thread rolling machine comprises a base 1, two groups of symmetrical side plates 2 are fixedly connected to the upper end of the base 1, a movable mounting plate 3 and a fixed mounting plate 4 are symmetrically arranged between the two groups of side plates 2, a movable screw plate 5 and a static screw plate 6 are respectively mounted on the inner sides of the movable mounting plate 3 and the fixed mounting plate 4, the movable mounting plate 3 and the movable screw plate 5 are connected through a driving mechanism 7, the fixed mounting plate 4 and the static screw plate 6 are connected through a connecting mechanism 8 and a reinforcing mechanism 9, mounting blocks 10 are fixedly connected to the lower ends of the movable mounting plate 3 and the fixed mounting plate 4, the mounting blocks 10 movably penetrate through the base 1 and extend to an inner cavity, a driving shaft 11 is transversely rotatably connected to the inner cavity of the base 1, one end of the driving shaft 11 movably penetrates through the base 1 and then extends to the outer side of the base 1, and an adjusting shaft 12 connected with the driving shaft 11 in a butt joint mode is further rotatably arranged on the outer side of the side plates 2.

The surface symmetry that drive shaft 11 is located base 1 inner chamber part is provided with the opposite direction's screw thread, and drive shaft 11 through outside opposite direction's screw thread respectively with two sets of installation piece between 10 threaded connection, base 1 upper end transversely is provided with the spout 101 of intercommunication inner chamber, and installation piece 10 run through spout 101 and with the spacing sliding connection of spout 101, base 1 openly still transversely is provided with scale cup 102. When the driving shaft 11 rotates, the threads in opposite directions on the outer side of the driving shaft 11 drive the two sets of mounting blocks 10 to slide in the sliding groove 101 at the upper end of the base 1 in a limiting manner and drive the two sets of mounting plates to move relatively, the movable mounting plate 3 and the fixed mounting plate 4 respectively drive the movable screw plate 5 and the static screw plate 6 to move relatively and adjust the distance, and monitoring is performed through the scale marks 102 on the front surface of the base 1.

The driving mechanism 7 comprises an electromagnetic block 701 fixedly connected to the outer side of the movable screw plate 5 and an electromagnetic rail 702 fixedly connected to the inner side of the movable mounting plate 3, and the electromagnetic block 701 is driven by an electromagnetic controller to be in limited sliding connection with the outer side of the electromagnetic rail 702. The electromagnetic block 701 on the inner side of the movable thread rolling plate 5 is slidably clamped on the electric magnetic track 702 on the outer side of the movable mounting plate 3, and subsequently, when the thread rolling machine is used, the electromagnetic controller drives the electromagnetic block 701 to drive the movable thread rolling plate 5 to slide on the electric magnetic track 702, so that thread rolling production operation is realized.

The connecting mechanism 8 comprises a threaded rod 801 fixedly connected to the outer side of the static screw plate 6, an inserting hole 803 for butting the threaded rod 801 penetrates through the outer side of the fixed mounting plate 4, a nut 802 is rotatably connected to the outer side, located on the inserting hole 803, of the outer side of the fixed mounting plate 4 through a bearing, and the threaded rod 801 is movably connected with the nut 802 in a threaded mode after penetrating through the inserting hole 803. The threaded rod 801 on the outer side of the static screw plate 6 is abutted to the inserting hole 803 on the outer side of the fixed mounting plate 4, and then the threaded rod 801 is driven by the nut 802 on the outer side of the fixed mounting plate 4 in a threaded mode, so that the threaded rod 801 is installed in the inserting hole 803 in a telescopic mode.

The reinforcing mechanism 9 comprises a reinforcing rod 901 fixedly connected to the outer side of the static thread rolling plate 6 and a sleeve rod 902 fixedly connected to the inner side of the fixed mounting plate 4, the reinforcing rod 901 is movably inserted into the sleeve rod 902, a limiting hole 903 penetrates through the outer side of the sleeve rod 902, a containing hole 904 penetrates through the outer side of the reinforcing rod 901, clamping blocks 905 clamped and matched with the limiting hole 903 are movably inserted into two ends of the containing hole 904, and the clamping blocks 905 at the two ends are connected through springs. The inside anchor strut 901 of quiet thread rolling board 6 pegs graft the pole 902 that cup joints in the fixed mounting panel 4 outside, accomodate in the hole 904 after this in-process through extrusion fixture block 905 and compression spring, and then make things convenient for anchor strut 901 to peg graft in cup jointing pole 902, along with quiet thread rolling board 6's continuous movement, anchor strut 901 also removes in cup jointing pole 902, until the hole 904 that accomodates in the anchor strut 901 outside is to cup jointing in the spacing hole 903 in the pole 902 outside, the joint is popped out from accomodating hole 904 and spacing hole 903 to fixture block 905 this moment, realize the demountable installation to quiet thread rolling board 6 in the fixed mounting panel 4 outside.

The outer side end of the adjusting shaft 12 and the driving shaft 11 is fixedly sleeved with the gear disc 1201 which is meshed with each other, the diameter of the gear disc 1201 on the outer side of the adjusting shaft 12 is smaller than that of the gear disc 1201 on the outer side of the driving shaft 11, the outer side of the side plate 2 is fixedly connected with the telescopic rod 1202 of the spring structure, the outer side end of the telescopic rod 1202 of the spring structure is fixedly connected with the clamping pin 1203, and the clamping pin 1203 is clamped between clamping tooth gaps of the outer wall of the gear disc 1201 on the outer side of the adjusting shaft 12. The clamping pin 1203 is separated from the gap of the clamping teeth on the outer side of the gear disc 1201 on the outer side of the adjusting shaft 12 by extruding the telescopic rod 1202 with the spring structure, at the moment, the gear disc 1201 on the outer side of the adjusting shaft 12 with the smaller diameter rotates and is meshed with the gear disc 1201 on the outer side of the driving shaft 11 with the larger diameter, and then the driving shaft 11 rotates to adjust the distance between the two groups of thread rolling plates.

The utility model discloses when the installation, through will moving on the electric magnetic track 702 in the 3 outsides of movable mounting board of the inboard electromagnetism piece 701 slip joint of screw plate 5, follow-up when using through electromagnetic controller drive electromagnetism piece 701 drive move screw plate 5 and slide realization thread rolling production operation on electric magnetic track 702. When the static screw plate 6 is installed, the threaded rod 801 on the outer side of the static screw plate 6 is abutted to the insertion hole 803 on the outer side of the fixed mounting plate 4, then the threaded rod 801 is driven by the nut 802 on the outer side of the fixed mounting plate 4 in a threaded manner, so that the threaded rod 801 is installed in the insertion hole 803 in a telescopic manner, in the process, the reinforcing rod 901 on the inner side of the static screw plate 6 moves along with the threaded rod and is inserted into the sleeve rod 902 on the outer side of the fixed mounting plate 4, in the process, the reinforcing rod 901 is conveniently inserted into the sleeve rod 902 by extruding the fixture block 905 and compressing the spring and then accommodating the fixture block 904, and along with the continuous movement of the static screw plate 6, the reinforcing rod 901 also moves in the sleeve rod 902 until the accommodating hole 904 on the outer side of the reinforcing rod 901 is abutted to the limiting hole 903 on the outer side of the sleeve rod 902, at the moment, the fixture block 905 pops out of the accommodating hole 904 and the limiting hole 903 and is clamped, so that the static screw plate 6 is detachably installed on the outer side of the fixed mounting plate 4. During subsequent disassembly, the fixture block 905 is only required to be squeezed again to be received in the receiving hole 904, and the reinforcing rod 901 and the sleeve 902 and the threaded rod 801 and the insertion hole 803 can be separated by reversing the nut 802.

The utility model discloses when carrying out the distance adjustment to two sets of screw plates, bayonet 1203 that makes through the telescopic link 1202 of extrusion spring structure and the gap of the gear disc 1201 outside latch in the regulating spindle 12 outside separate between, the gear disc 1201 that the diameter is less through the regulating spindle 12 outside this moment rotates and meshes the great gear disc 1201 of diameter of driving in the driving shaft 11 outside, and then the driving shaft 11 that makes rotates, two sets of installation piece 10 of the screw drive of driving shaft 11 outside opposite direction are spacing slip in spout 101 of base 1 upper end, and drive two sets of mounting panel relative movement, movable mounting panel 3, fixed mounting panel 4 drives respectively and moves screw plate 5, 6 relative movement of quiet screw plate and adjustment distance, and monitor through the positive scale 102 of base 1, the cooperation is through the more accurate adjustment of the distance realization between the big tooth of cingulum to two sets of screw plates. After the adjustment is completed, the clamping pins 1203 which are made under the elastic restoring force of the spring telescopic rods 1202 are rebounded again to be clamped between gaps of clamping teeth on the outer side of the gear disc 1201 on the outer side of the adjusting shaft 12, the distance after the two groups of screw plates are adjusted is fixed, and the precision of product production influenced by shaking during production is avoided.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all should be included in the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Claims

1. The utility model provides a high-accuracy screw thread rolling machine, includes base (1), curb plate (2) of two sets of symmetries of base (1) upper end fixedly connected with, and is two sets of the symmetry is provided with movable mounting panel (3), fixed mounting panel (4) between curb plate (2), and movable mounting panel (3), fixed mounting panel (4) inboard are installed respectively and are moved thread rolling board (5), quiet thread rolling board (6), its characterized in that, movable mounting panel (3) and move and be connected through actuating mechanism (7) between thread rolling board (5), connect through coupling mechanism (8), reinforcement mechanism (9) between fixed mounting panel (4) and quiet thread rolling board (6), the equal fixedly connected with installation piece (10) of movable mounting panel (3), fixed mounting panel (4) lower extreme, and installation piece (10) activity run through base (1) and extend to the inner chamber, base (1) inner chamber horizontal rotation is connected with drive shaft (11), drive shaft (11) one end activity run through base (1) back extend to the base (1) outside, the curb plate (2) outside still rotates the regulating spindle (12) that is connected with butt joint (11), drive shaft (11) outside screw thread connection is provided with the opposite direction respectively through drive shaft (11) and drive shaft (11) outside, and the screw thread installation piece (11) is connected with the opposite direction.

2. A high-precision screw thread rolling machine according to claim 1, wherein the upper end of the base (1) is transversely provided with a chute (101) communicated with the inner cavity, the mounting block (10) penetrates through the chute (101) and is in limited sliding connection with the chute (101), and the front surface of the base (1) is also transversely provided with a graduated cup (102).

3. A high-precision screw thread rolling machine according to claim 2, wherein the driving mechanism (7) comprises an electromagnetic block (701) fixedly connected to the outer side of the movable thread rolling plate (5) and an electromagnetic rail (702) fixedly connected to the inner side of the movable mounting plate (3), and the electromagnetic block (701) is driven by an electromagnetic controller to be in limit sliding connection with the outer side of the electromagnetic rail (702).

4. A high-precision screw thread rolling machine according to claim 3, wherein the connecting mechanism (8) comprises a threaded rod (801) fixedly connected to the outer side of the static thread rolling plate (6), the outer side of the fixed mounting plate (4) is further provided with a splicing hole (803) for splicing the threaded rod (801) in a penetrating manner, the outer side of the fixed mounting plate (4) located on the outer side of the splicing hole (803) is rotatably connected with a nut (802) through a bearing, and the threaded rod (801) movably penetrates through the splicing hole (803) and then is in threaded connection with the nut (802).

5. The high-precision screw thread rolling machine according to claim 4, characterized in that the reinforcing mechanism (9) comprises a reinforcing rod (901) fixedly connected to the outer side of the static thread rolling plate (6) and a sleeve rod (902) fixedly connected to the inner side of the fixed mounting plate (4), the reinforcing rod (901) is movably inserted into the sleeve rod (902), a limiting hole (903) is formed in the outer side of the sleeve rod (902) in a penetrating manner, a containing hole (904) is formed in the outer side of the reinforcing rod (901) in a penetrating manner, clamping blocks (905) in clamping fit with the limiting hole (903) are movably inserted into two ends of the containing hole (904), and the clamping blocks (905) at the two ends are connected through elastic springs.

6. The high-precision screw thread rolling machine is characterized in that outer side ends of the adjusting shaft (12) and the driving shaft (11) are fixedly sleeved with gear discs (1201) which are meshed with each other, the diameter of the gear disc (1201) on the outer side of the adjusting shaft (12) is smaller than that of the gear disc (1201) on the outer side of the driving shaft (11), a telescopic rod (1202) of a spring structure is fixedly connected to the outer side of the side plate (2), clamping pins (1203) are fixedly connected to the outer side ends of the telescopic rod (1202) of the spring structure, and the clamping pins (1203) are clamped between clamping tooth gaps in the outer wall of the gear disc (1201) on the outer side of the adjusting shaft (12).