Assembly machine for shaft lever and bearing seat

Abstract

According to the technical scheme, the assembling machine is characterized by comprising a seat body, a front oil cylinder which drives a driving pressing plate to move back and forth towards the end of the shaft rod is fixed to the seat body, an oil brushing barrel is fixed to the driving pressing plate, the oil brushing barrel and an inserting barrel are located on the same straight line, and two supporting plates are fixed to the oil brushing barrel; and anti-rust oil is brushed on the key groove of the universal joint, the tooth opening position of the shaft rod and the lug plate outside the bearing seat, so that the brushing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to equipment for assembling a shaft rod and a bearing seat, and more specifically, to an assembly machine for the shaft rod and the bearing seat. Background Art

[0002] The automobile axle is one of the important parts of an automobile. For example, a Chinese patent document with application number CN201920577016.7 was retrieved, and its specification embodiment recorded "an automobile shaft rod, including a shaft rod 1, a bearing seat 2, a spline 3, a shaft tube 4, a universal joint 5, a return pipe 6, an oil storage chamber 7 and a bearing 10. The bearing 10 is fixed inside the bearing seat 2, and the shaft rod 1 passes through the bearing 10 and is connected to the shaft tube 4 through the spline 3. The end of the shaft tube 4 away from the spline 3 is provided with a universal joint 5, and the shaft rod 1 is fixedly connected to the inner ring of the bearing 10"; as recorded in the above-mentioned document, universal joints and bearing seats need to be installed at both ends of the shaft rod.

[0003] The existing document is attached Figure 2 The shaft 2 includes a shaft 2, a universal joint 1 and a bearing seat 3. Ear plates 31 are fixed on both sides of the bearing seat 3. During the installation process of the bearing seat 3, the inner ring of the keyway 11 of the universal joint 1 and the inner ring of the bearing seat 3 need to be coated with anti-rust oil. The existing anti-rust oil is applied manually with a brush, and the coating efficiency is relatively low. Utility Model Content

[0004] The purpose of the utility model is to provide an assembly machine for a shaft and a bearing seat, which can apply anti-rust oil to the keyway of the universal joint, the tooth position of the shaft and the inner ring of the bearing seat, thereby improving the coating efficiency. After the inner ring of the bearing seat is oiled, the sleeve installation of the bearing seat and the shaft can be completed.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A shaft rod and bearing seat assembly machine, including a seat body, the seat body is arranged with two parallel guide rods, the guide rods are slidably provided with an active pressure plate, two sliding plates and a rear pressure plate in sequence, and its characteristics are: the rear pressure plate is provided with an insert sleeve for inserting a universal joint, the rear pressure plate is fixed with a rear oil cylinder, the piston rod of the rear oil cylinder is slidably inserted in the insert sleeve, and the piston rod of the rear oil cylinder is provided with an oil brush rod; the sliding plate is provided with a positioning groove for placing the shaft rod; the seat body is fixed with a front oil cylinder that drives the active pressure plate to move back and forth toward the end of the shaft rod, the active pressure plate is fixed with an oil brush barrel, the axis of the oil brush barrel and the axis of the insert sleeve are in the same straight line, the side walls of the oil brush barrel are fixed with two support plates, the support plates are provided with embedded grooves, and the bottom of the embedded grooves is provided with a magnetic sheet of the magnetic bearing seat middle ear plate.

[0007] Preferably, an oil brush roller for ear plate extrusion is fixed at the end of the support plate, and two oil brush rollers are clamped and arranged as a group; when the support plate drives the bearing seat to insert the shaft rod, the support plate retracts and allows the ear plate to pass through the oil brush roller; the oil brush rod, oil brush barrel and oil brush roller are all connected with soft oil pipes.

[0008] Preferably, the sliding plate is fixed with a secondary oil cylinder, the rod body of the secondary oil cylinder is hinged with a pressure rod, and the pressure rod is hinged on the sliding plate; when the secondary oil cylinder is extended or retracted, the pressure rod rotates to realize the switch control of the positioning groove.

[0009] Preferably, a three-stage oil cylinder is fixed to the rear pressure plate, and the piston rod of the third oil cylinder faces the barrel opening of the insert barrel.

[0010] Preferably, the seat body is provided with a screw rod, the screw rod and the rear pressure plate are threadedly connected, the screw rod and the guide rod are arranged in parallel, and the seat body is provided with a chassis for controlling the forward and reverse rotation of the screw rod.

[0011] Preferably, the two guide rods are parallel and form an angle of 45 degrees with the ground.

[0012] (1) The shaft is placed in the positioning groove, and the universal joint enters the insertion tube along with the shaft, while the two ear plates of the bearing seat are placed on the support plate and fixed by magnetism; the sliding plate moves toward the shaft to complete the installation of the bearing seat inserted into the shaft, and at this time, the oil brush barrel also wraps the tooth mouth of the shaft to achieve oil brushing, and the synchronous oil brush rod is also inserted into the keyway of the universal joint to achieve oil brushing; when the sliding plate retracts, the two ear plates of the bearing seat pass through the oil brush roller to achieve oil brushing; this design can quickly complete the insertion of the shaft and the bearing seat, and brush anti-rust oil at three locations by placing the shaft and the bearing seat on the assembly machine.

[0013] (2) When the pressure rod presses the shaft rod stably onto the sliding plate, the shaft rod can remain stable when the shaft rod and the bearing seat are inserted.

[0014] (3) The rotation of the screw can adjust the position of the rear pressure plate on the guide rod, which allows the assembly machine to brush anti-rust oil on shafts of different lengths.

[0015] (4) Felt is relatively soft and can absorb anti-rust oil.

[0016] (5) The 45-degree slope makes it easier for workers to place the shaft.

[0017] (6) When the piston rod of the third oil cylinder is extended, it can support the universal joint to prevent the universal joint from shaking; when the piston rod of the third oil cylinder is retracted, the piston rod of the third oil cylinder and the universal joint are separated. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic diagram of the structure of the assembly machine in the embodiment;

[0019] Figure 2is an exploded schematic diagram of the shaft rod and the bearing seat in the embodiment;

[0020] Figure 3 is a schematic diagram of the structure of the assembly machine when the shaft rod and the bearing shaft are plugged together in the embodiment;

[0021] Figure 4 yes Figure 3 A magnified view of part A;

[0022] Figure 5 Schematic diagram of the position relationship between the oil brush barrel and the support plate in the embodiment;

[0023] Figure 6 Schematic diagram of the positional relationship among the sliding plate, the positioning groove and the pressure rod in the embodiment;

[0024] Figure 7 Schematic diagram of the positional relationship among the rear pressure plate, the rear oil cylinder and the insert sleeve in the embodiment;

[0025] Figure 8 Schematic diagram of the positional relationship between the insert tube and the oil brush rod in the embodiment.

[0026] In the figure:

[0027] 1. Universal joint; 11. Keyway;

[0028] 2. Axis rod; 21. Tooth opening;

[0029] 3. Bearing seat; 31. Ear plate;

[0030] 4. seat body; 41. guide rod; 42. screw rod; 43. chassis;

[0031] 51. Active pressing plate; 52. Front oil cylinder; 53. Oil brush barrel; 54. Support plate; 55. Embedded groove; 56. Magnetic sheet; 57. Oil brush roller;

[0032] 61. Sliding plate; 62. Positioning groove; 63. Secondary oil cylinder; 64. Press rod;

[0033] 71. Rear pressure plate; 72. Three-stage oil cylinder; 73. Rear oil cylinder; 74. Oil brush; 75. Insertion cylinder;

[0034] 81, felt number one; 82, felt number two; 83, felt number three;

[0035] 9. Soft oil pipe; 91. Fuel tank. DETAILED DESCRIPTION

[0036] The following is combined with Figure 1-Figure 8 The utility model is described in further detail.

[0037] Embodiment, a shaft and bearing seat assembly machine, referring to Figure 1, including a base body 4, which is a metal frame; two guide rods 41 are arranged in parallel on the base body 4, and the two guide rods 41 form a plane, which is 45 degrees to the ground. The two guide rods 41 are sequentially sleeved with an active pressure plate 51, two sliding plates 61 and a rear pressure plate 71, which can slide stably along the length direction of the guide rods 41.

[0038] Reference Figure 1 , Figure 2 and Figure 7 The seat body 4 is provided with a screw rod 42, the screw rod 42 and the rear pressure plate 71 are threadedly connected, the screw rod 42 and the guide rod 41 are arranged in parallel, the seat body 4 is provided with a chassis 43 for controlling the forward and reverse rotation of the screw rod 42, and a motor is provided in the chassis 43, and the motor drives the screw rod 42 to rotate. The rotation of the screw rod 42 can drive the rear pressure plate 71 to move back and forth on the seat body 4, in order to adjust the position of the rear pressure plate 71 on the seat body 4.

[0039] A circular hole is formed on the rear pressure plate 71, and an insert sleeve 75 is fixed to the rear pressure plate 71, and the insert sleeve 75 is aligned with the circular hole; when the shaft rod 2 is placed in the seat body 4, the universal joint 1 on the shaft rod 2 can be inserted into the insert sleeve 75, thereby limiting the universal joint 1; a three-stage oil cylinder 72 is fixed to the rear pressure plate 71, and the piston rod of the three-stage oil cylinder 72 is facing the tube mouth of the insert sleeve 75; when the universal joint is inserted into the insert sleeve 75, the piston rod of the three-stage oil cylinder 72 extends out and presses against the universal joint 1 to prevent the universal joint 1 from shaking.

[0040] Reference Figure 1 , Figure 2 and Figure 8 The rear pressure plate 71 is fixed with a connecting plate, and the connecting plate is fixed with a rear oil cylinder 73. The piston rod of the rear oil cylinder 73 is slidably inserted into the insert sleeve 75, and an oil brush rod 74 is provided on the piston rod of the rear oil cylinder 73; when the universal joint 1 is inserted into the insert sleeve 75, the rear oil cylinder 73 extends out, so that the oil brush rod 74 extends into the circular key groove 11 of the universal joint 1, completing the lubrication of the oil.

[0041] The oil brush rod 74 is wrapped and bonded with a felt 81. The oil brush rod 74 is connected with a soft oil pipe 9. The oil tank 91 is fed to the soft oil pipe 9 to deliver oil, and the anti-rust oil is input into the insert cylinder 75 to complete the oiling of the oil brush rod 74 in the insert cylinder 75.

[0042] Reference Figure 1-Figure 3 The two sliding plates 61 are mainly used to support the shaft rod 2. The sliding plates 61 are provided with positioning grooves 62 for placing the shaft rod 2; the positioning grooves 62 are U-shaped grooves.

[0043] Reference Figure 2 , Figure 6The shaft body of the shaft rod 2 slides into the notch of the positioning groove 62, and the groove bottoms of the two positioning grooves 62 support the shaft rod 2; the sliding plate 61 is fixed with a secondary oil cylinder 63, and the rod body of the secondary oil cylinder 63 is hinged with a pressure rod 64 through a shaft rod, and the pressure rod 64 is hinged on the sliding plate 61 through another shaft rod; when the secondary oil cylinder 63 extends, the pressure rod 64 rotates to close the notch of the positioning groove 62 and squeeze it on the shaft rod 2; when the secondary oil cylinder 63 retracts, the pressure rod 64 rotates to open the notch of the positioning groove 62, so that the staff can take and place the shaft rod 2 conveniently.

[0044] Reference Figure 1 The seat body 4 is fixed with a front oil cylinder 52, the piston rod of the front oil cylinder 52 fixes the active pressure plate 51, and the front oil cylinder 52 is extended and retracted to drive the active pressure plate 51 to move back and forth along the length direction of the guide rod 41; the active pressure plate 51 is fixed with an oil brush barrel 53, and the axis of the oil brush barrel 53 and the axis of the insert 75 are on the same straight line.

[0045] Reference Figure 1-Figure 3 Two support plates 54 are fixed to the side wall of the oil brush barrel 53 , and the two support plates 54 are symmetrically arranged relative to the oil brush barrel 53 .

[0046] Reference Figure 5 , the two support plates 54 are each provided with an embedding groove 55, and the two edges of the embedding groove 55 are provided with cutouts. The bearing seat 3 is symmetrically fixed with two ear plates 31; the two ear plates 31 can be placed in the embedding groove 55, and slide toward the shaft 2 from the embedding groove 55. The bottom of the embedding groove 55 is provided with a magnetic sheet 56 that magnetically attracts the ear plate 31 in the bearing seat 3, so that the ear plate 31 can be stably placed in the embedding groove 55. An oil brush roller 57 is fixed at the end of the support plate 54, and two clamping oil brush rollers 57 are arranged as a group, and the oil brush roller 57 is located at the cutout position of the embedding groove 55; the oil brush barrel 53 and the oil brush roller 57 are both connected with a soft oil pipe 9; the inner wall of the oil brush barrel 53 is bonded with No. 2 felt 82; the outer wall of the oil brush roller 57 is wrapped and bonded with No. 3 felt 83.

[0047] Working principle: the active pressure plate 51 is reset to a position away from the sliding plate 61, the bearing seat 3 is placed on the active pressure plate 51, and the two ear plates 31 of the bearing seat 3 are magnetically attracted to the magnetic sheet 56; the shaft 2 is placed on the sliding plate 61, the universal joint fixed at the end of the shaft 2 is inserted into the insert 75, and the oil brush rod 74 is extended to complete the application of anti-rust oil; then the pressure rod 64 hinged by the secondary oil cylinder 63 and the third oil cylinder press and fix the shaft 2 and the universal joint. After that, the active pressure plate 51 pushes the bearing seat 3 toward the shaft 2, and pushes the bearing seat 3 into the shaft 2 so that the two are engaged. At this time, the oil brush barrel 53 will be sleeved on the tooth mouth 21 of the shaft 2 as it moves, and the anti-rust oil is applied; next, the active pressure plate 51 is reset again. Since the bearing seat 3 is already engaged with the shaft 2, the bearing seat 3 remains stationary, and the active pressure plate 51 is reset and retreated, and the ear plate 31 passes through the middle position of the two clamped oil brush rollers 57 to complete the application of anti-rust oil.

[0048] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. An assembly machine for a shaft and a bearing seat, comprising a seat body (4), the seat body (4) being provided with two parallel guide rods (41), the guide rods (41) slidingly moving in sequence with an active pressure plate (51), two sliding plates (61) and a rear pressure plate (71), wherein: The rear pressure plate (71) is provided with an inserting sleeve (75) for inserting the universal joint (1), the rear pressure plate (71) is fixed with a rear oil cylinder (73), the piston rod of the rear oil cylinder (73) is slidably inserted in the inserting sleeve (75), and an oil brushing rod (74) is provided on the piston rod of the rear oil cylinder (73); The sliding plate (61) is provided with a positioning groove (62) for placing the shaft rod (2); The seat body (4) is fixed with a front oil cylinder (52) for driving the active pressure plate (51) to move back and forth toward the end of the shaft rod (2). The active pressure plate (51) is fixed with an oil brush barrel (53). The axis of the oil brush barrel (53) and the axis of the insert cylinder (75) are on the same straight line. Two support plates (54) are fixed to the side wall of the oil brush barrel (53), and the support plates (54) are provided with embedded grooves (55). The bottom of the embedded grooves (55) is provided with a magnetic sheet (56) of the middle ear plate (31) of the magnetic bearing seat (3).

2. The assembly machine for a shaft rod and a bearing seat according to claim 1, characterized in that: The end of the support plate (54) is fixed with an oil brush roller (57) for squeezing an ear plate (31), and the two oil brush rollers (57) are clamped and arranged as a group; when the support plate (54) drives the bearing seat (3) to insert the shaft rod (2), the support plate (54) retracts and allows the ear plate (31) to pass through the oil brush roller (57); the oil brush rod (74), the oil brush barrel (53) and the oil brush roller (57) are all connected with a soft oil pipe (9).

3. The assembly machine for a shaft rod and a bearing seat according to claim 2, characterized in that: The sliding plate (61) is fixed with a secondary oil cylinder (63), the rod body of the secondary oil cylinder (63) is hinged with a pressure rod (64), and the pressure rod (64) is hinged on the sliding plate (61); when the secondary oil cylinder (63) is extended or retracted, the pressure rod (64) rotates to realize the opening and closing control of the positioning groove (62).

4. The assembly machine for a shaft rod and a bearing seat according to claim 3, characterized in that: A three-stage oil cylinder (72) is fixed to the rear pressure plate (71), and the piston rod of the third oil cylinder faces the cylinder mouth of the insert cylinder (75).

5. The assembly machine for a shaft rod and a bearing seat according to claim 4, characterized in that: The seat body (4) is provided with a screw rod (42), the screw rod (42) and the rear pressure plate (71) are threadedly connected, the screw rod (42) and the guide rod (41) are arranged in parallel, and the seat body (4) is provided with a chassis (43) for controlling the forward and reverse rotation of the screw rod (42).

6. The assembly machine for a shaft rod and a bearing seat according to claim 5, characterized in that: The two guide rods (41) are parallel to the ground and form an angle of 45 degrees.

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