CN211661464U

CN211661464U - Bearing press-in device for machining bidirectional worm wheel

Info

Publication number: CN211661464U
Application number: CN201922358858.6U
Authority: CN
Inventors: 张丹青; 宣建兴; 钱茂荣; 钱忠弟; 毛玲玲
Original assignee: Zhejiang Xinyi Intelligent Actuator Technology Co ltd
Current assignee: Zhejiang Xinyi Intelligent Actuator Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-13
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a bearing press-in device for bidirectional worm gear processing, which comprises a bottom plate, a plurality of support columns arranged on the bottom plate, a support plate arranged above the bottom plate, a clamp arranged on the support plate, a pressure head, a first driving piece for driving the pressure head to move up and down and a feeding component for conveying a bearing, wherein the feeding component comprises a feeding plate arranged above the clamp, a support column, a material leaking hole arranged on the feeding plate, a push plate matched with the feeding plate, a second driving piece for driving the push plate to move and a guiding component for guiding the bearing to align with a lead screw, the feeding plate is provided with a feeding chute, the guiding component comprises a sliding rod arranged on the support plate, a fixed plate arranged on the sliding rod and a guiding block arranged on the fixed plate, the fixed plate is provided with a first chute, the guiding block is provided with a guiding groove and a clamping groove, the guide groove is in a circular truncated cone shape.

Description

Bearing press-in device for machining bidirectional worm wheel

Technical Field

The utility model belongs to the technical field of the worm wheel processing, especially, relate to a bearing push in device for two-way worm wheel processing.

Background

Worm and worm gear structures are commonly used to transfer motion and power between two interleaved shafts. The worm wheel and the worm are equivalent to a gear and a rack in the middle plane, and the worm is similar to a screw in shape.

The worm gear is produced by pressing the bearing into the worm gear by a machine. Particularly for the bidirectional worm wheel, the lower bearing is sleeved on the screw rod firstly by manpower, then the screw rod is placed on the clamp, then the upper bearing is placed on the top of the screw rod manually, and then the upper bearing and the lower bearing are respectively pressed on the worm wheel by pressing down through the pressure head. However, the upper bearing is manually placed, so that the hand is easily injured by pressing the pressure head due to misoperation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide a bearing push in device for two-way worm wheel processing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a bearing press-in device for machining a bidirectional worm gear comprises a base plate, a plurality of supporting columns arranged on the base plate, a supporting plate arranged above the base plate, a clamp arranged on the supporting plate, a pressure head, a first driving piece driving the pressure head to move up and down and a feeding assembly used for conveying a bearing, the feeding component comprises a feeding plate arranged above the clamp, a supporting column, a material leaking hole arranged on the feeding plate, a push plate matched with the feeding plate, a second driving piece driving the push plate to move and a guide part guiding the bearing to be aligned with the screw rod, the feeding plate is provided with a feeding chute, the guide part comprises a slide bar arranged on the supporting plate, a fixed plate arranged on the slide bar and a guide block arranged on the fixed plate, the fixed plate is provided with a first sliding chute, the guide block is provided with a guide groove and a clamping groove, and the guide groove is in a circular truncated cone shape; on emboliaing the lead screw with lower bearing, then will descend the bearing to put into anchor clamps, starting the distance that the second driving piece promoted an upper bearing external diameter of push pedal removal, and then promote the upper bearing and remove to leak material hole department and drop, the upper bearing that drops will fall automatically in the draw-in groove through the guide of guiding groove, and just in time aim at with the worm wheel, restart first driving piece moves down the pressure head, the pressure head will push down on the upper bearing enters into on the worm wheel, need not the manual work and place the upper bearing, workman's safety has been guaranteed, and machining efficiency is higher.

Preferably, the sliding rod is sleeved with an elastic piece, one end of the elastic piece is fixedly connected to the supporting plate, and the other end of the elastic piece is fixedly connected to the fixing plate; after the pressing head finishes pressing and moves upwards, the elastic piece pushes the fixing plate to move upwards to reset, so that the lower bearing is driven to move out of the clamp, and the workpiece is conveniently taken out subsequently.

Preferably, the feeding chute is provided with a material blocking part, and the material blocking part comprises a through groove arranged on the side wall of the feeding chute, a rotating shaft arranged in the through groove, a baffle arranged on the rotating shaft and a resetting part arranged on the rotating shaft; when the push plate pushes the bearing at the foremost end of the feeding chute to enter the position right above the material leakage hole, the reset piece drives the baffle to rotate and move out of the through groove and transversely arranged in the feeding chute, so that the next bearing is prevented from continuously sliding due to inertia, and the follow-up shaft pressing can be normally carried out.

Preferably, the feeding chute is provided with a baffle which is curved in an arc shape and is arranged corresponding to the material leaking hole; the bearing can normally fall from the material leakage hole.

Preferably, the support columns are provided with threads, and each support column is provided with two nuts which are respectively positioned at the upper side and the lower side of the support plate; through rotating the nut, can reciprocate the backup pad to adjust the height of backup pad, be convenient for process the lead screw of co-altitude not.

Preferably, a limiting plate is arranged on the inner wall of the feeding chute; when the anti-thrust bearing moves, the bearing stacks.

Preferably, the bottom surface of the feeding plate is provided with an inserted rod, and the support column is provided with a jack matched with the inserted rod; the bearing is put to the delivery sheet of being convenient for take off.

In conclusion, the upper bearing does not need to be placed manually, the safety of workers is guaranteed, and the machining efficiency is higher.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is a cross-sectional view of the present invention.

Detailed Description

As shown in fig. 1-3, a bearing press-in device for bidirectional worm gear machining includes a bottom plate 1, pillars 11, a supporting plate 12, a clamp 13, a pressing head 14, a first driving member 15 and a feeding assembly, wherein the pillars 11 are selected from screws, preferably 4, and are respectively fixed on the bottom plate, and each pillar is screwed with two nuts 16, which are respectively located at the upper and lower sides of the supporting plate; the support plate 12 is provided with a hole for the screw to pass through, and the support plate is provided with a through groove for the screw to enter; the clamp 13 is fixed on the support plate and is provided with a limit groove matched with the rotating shaft; the first driving piece 15 is fixed on the top of the support through a connecting plate by using an air cylinder.

Specifically, the feeding assembly comprises a feeding plate 2, support columns 21, a material leaking hole 22, a push plate 23, a second driving piece 24, a material blocking piece, a baffle 26, a limiting plate 27, an insertion rod 28 and a guide part, wherein the number of the support columns 21 is preferably 2, the support columns are fixed on the bottom plate, and the top ends of the support columns are provided with insertion holes; the feeding plate 2 is provided with a feeding chute, and the width of the feeding chute is the same as the outer diameter of the bearing; the material leaking hole 22 is formed in the bottom of the feeding chute and is used for allowing the bearing to fall; the second driving piece 24 is a cylinder, fixed on the supporting column through a bracket, and the output end of the second driving piece can extend into the feeding chute; the push plate 23 is fixed on the output end of the second driving piece; the baffle 26 is fixed on the feeding chute, is bent in an arc shape and is arranged corresponding to the material leaking hole; the limiting plates 27 are symmetrically fixed on the inner wall of the feeding chute; the inserting rod 28 is fixed on the bottom of the feeding plate and can be just inserted into the inserting hole; the material blocking part comprises a through groove 3, a rotating shaft 31, a material blocking plate 32 and a resetting part 33, and the through groove 3 is formed in the side wall of the feeding sliding groove; two ends of the rotating shaft 31 are rotatably connected in the through grooves, and one end of the rotating shaft extends out of the through grooves; the striker plate 32 is fixed on the rotating shaft; the reset piece 33 is a torsion spring which is sleeved on the rotating shaft, one torsion arm is fixed on the feeding plate, and the other torsion arm is fixed on the rotating shaft.

Specifically, the guide part comprises a sliding rod 4, a fixing plate 41, a guide block 42 and an elastic piece 43, and preferably 4 sliding rods 4 are respectively fixed on the support plate; the fixed plate 41 penetrates through the sliding rod and can slide up and down relative to the sliding rod, and a first sliding groove for the screw rod to pass through is formed in the fixed plate; the elastic piece 43 is a spring, which is sleeved on the sliding rod, and one end of the elastic piece is fixed on the fixing plate, and the other end of the elastic piece is fixed on the supporting plate; the guide block 42 is fixed on the fixing plate and provided with a guide groove 421 and a clamping groove 422, the guide groove is in a round table shape, the clamping groove is just provided for a bearing to enter, the lower bearing is sleeved on the screw rod firstly, then the lower bearing is placed in the clamp, the second driving piece is started to push the push plate to move by the distance of the outer diameter of the upper bearing, the upper bearing is further pushed to move to the material leakage hole to drop, the dropped upper bearing automatically falls into the clamping groove through the guide of the guide groove and just aligns with the worm wheel, then the first driving piece is started to move the pressing head downwards, the pressing head presses the upper bearing downwards to enter the worm wheel, the upper bearing does not need to be placed manually, the safety of workers is guaranteed, and the machining efficiency is higher; after the pressing head finishes pressing and moves upwards, the elastic piece pushes the fixing plate to move upwards to reset, so that the lower bearing is driven to move out of the clamp, and the workpiece is conveniently taken out subsequently.

Claims

1. The utility model provides a bearing push in device for two-way worm wheel processing, includes bottom plate (1), locates a plurality of pillars (11) on the bottom plate, locate backup pad (12) of bottom plate (1) top, locate anchor clamps (13), pressure head (14), drive in the backup pad the pressure head reciprocates first driving piece (15) and be used for carrying the pay-off subassembly of bearing, its characterized in that: the feeding assembly comprises a feeding plate (2) arranged above the clamp, a supporting column (21), a material leaking hole (22) formed in the feeding plate, a push plate (23) matched with the feeding plate and a guide part for driving a second driving piece (24) and a guide bearing, which are moved by the push plate, to be aligned with the lead screw, the material leaking hole and the clamp are coaxial, the feeding plate (2) is provided with a feeding sliding groove, the guide part comprises a sliding rod (4) arranged on the supporting plate, a fixing plate (41) arranged on the sliding rod (4) and a guide block (42) arranged on the fixing plate, the fixing plate is provided with a first sliding groove, the guide block is provided with a guide groove (421) and a clamping groove (422), and the guide groove is in a circular truncated cone shape.

2. The bearing press-in apparatus for bidirectional worm gear machining according to claim 1, characterized in that: the slide bar (4) is sleeved with an elastic piece (43), one end of the elastic piece is fixedly connected to the supporting plate, and the other end of the elastic piece is fixedly connected to the fixing plate.

3. The bearing press-in apparatus for bidirectional worm gear machining according to claim 1, characterized in that: the pay-off spout is equipped with keeps off the material spare, keep off the material spare including locating logical groove (3) on the pay-off spout lateral wall, locate pivot (31) that lead to the inslot, locate epaxial striker plate (32) of commentaries on classics and locating change epaxial piece (33) that resets.

4. The bearing press-in apparatus for bidirectional worm gear machining according to claim 1, characterized in that: the feeding chute is provided with a baffle (26), and the baffle is arc-shaped and is arranged corresponding to the material leakage hole.

5. The bearing press-in apparatus for bidirectional worm gear machining according to claim 1, characterized in that: the support columns (11) are provided with threads (16), each support column is provided with two nuts, and the two nuts are respectively positioned on the upper side and the lower side of the support plate.

6. The bearing press-in apparatus for bidirectional worm gear machining according to claim 1, characterized in that: and a limiting plate (27) is arranged on the inner wall of the feeding chute.

7. The bearing press-in apparatus for bidirectional worm gear machining according to claim 1, characterized in that: the bottom surface of the feeding plate (2) is provided with an inserted bar (28), and the support column is provided with a jack matched with the inserted bar.