Needle roller feeding mechanism

Abstract

The present invention discloses a needle roller feeding mechanism, including a pressing component and a feeding component; the feeding component includes a needle roller core, a needle roller slot disk is fixedly arranged on the outer side of the needle roller core, a needle roller toggle disk is rotatably connected to the outer side of the needle roller slot disk, the needle roller slot disk has a guide groove opened in a radial direction for placing needle rollers, the needle roller slot disk is provided with a needle roller guide tube corresponding to the guide groove, the needle roller enters the guide groove along the needle roller guide tube, the inner end of the guide groove approaches the needle roller core, the needle roller slot disk has an open groove connected to the outer end of the guide groove, the needle roller toggle disk has a guide block, and the guide block is movably arranged in the open groove; the pressing component includes a needle roller guide tube movably sleeved on the needle roller core, the needle roller guide tube moves downward to push the needle roller between the guide groove and the needle roller core to disengage from the feeding component. Through the above manner, the needle roller feeding mechanism of the present invention improves feeding efficiency, realizes simultaneous feeding of multiple needle rollers, saves assembly time, and feeds accurately.

Description

Technical Field

[0001] The invention relates to the field of machinery, and in particular to a roller needle feeding mechanism suitable for shaft products. Background Art

[0002] In the prior art, when pressing needle rollers into shaft products, they are usually pressed into the needle roller holder of the bearing manually. However, the manual pressing method is very labor-intensive, takes a long time to assemble, is inefficient, and has unstable product quality, which is not conducive to batch production and can no longer meet the needs of large-scale production and manufacturing of enterprises. Summary of the invention

[0003] The main technical problem solved by the present invention is to provide a roller needle feeding mechanism, which can improve the feeding efficiency, realize the simultaneous feeding of multiple roller needles, save assembly time and ensure accurate feeding.

[0004] In order to solve the above technical problems, a technical solution adopted by the present invention is: to provide a needle roller feeding mechanism, including a pressing component and a feeding component; the feeding component includes a needle roller core, a needle roller slot disk is fixedly provided on the outer side of the needle roller core, a needle roller toggle disk is rotatably connected to the outer side of the needle roller slot disk, the needle roller slot disk has a guide groove opened in the radial direction for filling the needle rollers, the needle roller slot disk is provided with a needle roller guide tube corresponding to the guide groove, the needle roller enters the guide groove along the needle roller guide tube, the inner end of the guide groove is close to the needle roller core, and the needle roller slot disk has a guide groove corresponding to the guide groove. The outer end of the guide groove is connected to an open groove, and the needle roller driving plate is provided with a guide block, and the guide block is movably arranged in the open groove. The needle roller driving plate rotates relative to the needle roller clamping plate, so that the guide block enters the guide groove along the open groove, thereby limiting the needle roller in the needle roller guide tube from entering the guide groove, and pushing the needle roller in the guide groove to move forward, so that the needle roller at the inner end of the guide groove is clamped between the guide groove and the needle roller clamping core; the pressing assembly includes a needle roller clamping core guide tube movably sleeved on the needle roller clamping core, and the needle roller clamping core guide tube moves downward to push the needle roller between the guide groove and the needle roller clamping core to separate from the feeding assembly.

[0005] In a preferred embodiment of the present invention, the needle roller clamping core is provided with a plurality of groove portions at circumferential positions relative to the inner end of the guide groove, and the needle roller at the inner end of the guide groove is clamped between the groove portion and the inner end of the guide groove.

[0006] In a preferred embodiment of the present invention, the guide grooves are evenly spaced on the needle roller clamping plate, and a protective block for resisting the needle roller is provided at the rear end of the guide groove.

[0007] In a preferred embodiment of the present invention, the guide block is L-shaped.

[0008] In a preferred embodiment of the present invention, the outer circumference of the needle roller clamping plate has a step structure, and the needle roller shifting plate is arranged on the step structure.

[0009] In a preferred embodiment of the present invention, the inner side of the needle roller disk has a groove that cooperates with the needle roller slot disk, and a plurality of rotating rollers are arranged in the groove. The upper ends of the rotating rollers are connected to the needle roller disk, and the lower ends are connected to the step structure of the needle roller slot disk.

[0010] In a preferred embodiment of the present invention, the outer side of the needle roller disk has a gear structure, the gear structure is transmission-connected to the motor, and the motor drives the needle roller disk to reciprocate through the gear structure.

[0011] In a preferred embodiment of the present invention, the lower end of the needle roller clamping core is provided with an elastic blocking piece which is locked on the needle roller clamping groove disk through a locking flange.

[0012] In a preferred embodiment of the present invention, an elastic blocking piece is further provided between the locking flange and the needle roller slot disk.

[0013] In a preferred embodiment of the present invention, the pressing assembly includes a driving head, the lower end of the driving head is connected to a pushing portion, the upper end of the needle roller core guide tube is connected to the pushing portion, the driving head drives the needle roller core guide tube to move up and down through the pushing portion, and the upper end of the needle roller core is fixedly connected to the pressing assembly.

[0014] The beneficial effects of the present invention are as follows: the needle roller feeding mechanism of the present invention can improve the feeding efficiency, realize the simultaneous feeding of multiple needle rollers, save assembly time, and ensure accurate feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0016] Figure 1 It is a three-dimensional structural schematic diagram of a preferred embodiment of the needle roller feeding mechanism of the present invention.

[0017] Figure 2 yes Figure 1 sectional view of .

[0018] Figure 3 yes Figure 2 Schematic diagram of the local structure.

[0019] Figure 4 yes Figure 1 Schematic diagram of the local structure.

[0020] Figure 5 yes Figure 4 Schematic diagram of the local structure.

[0021] The components in the accompanying drawings are marked as follows: 1. Pressing assembly, 101. Needle roller core guide tube, 102. Driving head, 103. Pushing part, 2. Feeding assembly, 201. Needle roller core, 202. Needle roller slot plate, 203. Needle roller toggle plate, 204. Guide groove, 205. Needle roller guide tube, 206. Open groove, 207. Guide block, 208. Groove part, 209. Step structure, 210. Groove, 211. Rolling shaft, 212. Gear structure, 213. Locking flange, 214. Elastic baffle, 215. Motor, 216. Needle roller top block. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] See also Figures 1 to 5 A roller feeding mechanism comprises a pressing component 1 and a feeding component 2; the feeding component 2 comprises a roller clamping core 201, a roller clamping groove disk 202 is fixedly arranged on the outer side of the roller clamping core 201, a roller dialing disk 203 is rotatably connected to the outer side of the roller clamping groove disk 201, a guide groove 204 for filling rollers is provided on the roller clamping groove disk 201 along a radial direction, a roller guide tube 205 corresponding to the guide groove 204 is provided on the roller clamping groove disk 201, the roller enters the guide groove 204 along the roller guide tube 205, the inner end of the guide groove 204 is close to the roller clamping core 201, the roller clamping groove disk 201 has an opening groove 206 connected to the outer end of the guide groove 204, and the roller dialing disk 203 is provided with a guide groove 204. It has a guide block 207, which is movably arranged in the open groove 206. The needle roller driving plate 203 rotates relative to the needle roller slot plate 202, so that the guide block 207 enters the guide groove 204 along the open groove 206, thereby limiting the needle roller in the needle roller guide tube 205 from entering the guide groove 204. The guide block 207 also pushes the needle roller in the guide groove 204 to move forward. The needle roller at the inner end of the guide groove 204 is clamped between the guide groove 204 and the needle roller core 201; the pressing component 2 includes a needle roller core guide tube 101 movably sleeved on the needle roller core 201, and the needle roller core guide tube 101 moves downward to push the needle roller between the guide groove 204 and the needle roller core 201 to separate from the feeding component.

[0024] In addition, the needle roller clamping core 201 is provided with a plurality of groove portions 208 at a circumferential position relative to the inner end of the guide groove 204 , and the needle roller at the inner end of the guide groove 204 is clamped between the groove portion 208 and the inner end of the guide groove 204 .

[0025] In addition, the guide grooves 204 are evenly spaced on the needle roller clamping plate 201, and a needle roller push block 216 for resisting the needle roller is provided at the rear end of the guide groove 204. The needle roller push block 216 presses the needle roller in the guide groove 204 tightly through the elastic force of the spring.

[0026] In addition, the guide block 207 is L-shaped.

[0027] In addition, a step structure 209 is provided on the outer circumference of the needle roller clamping plate 201 , and the needle roller shifting plate 203 is arranged on the step structure 209 .

[0028] In addition, the inner side of the needle dial plate 203 has a groove 210 that cooperates with the needle slot plate 201. A plurality of rotating rollers 211 are arranged in the groove 210. The upper ends of the rotating rollers 211 are connected to the needle dial plate 203, and the lower ends are connected to the step structure 209 of the needle slot plate 201.

[0029] In addition, a gear structure 212 is disposed on the outer side of the roller dial 203 . The gear structure 212 is in transmission connection with the motor 215 . The motor 215 drives the roller dial 203 to reciprocate through the gear structure 212 .

[0030] In addition, the lower end of the needle roller core 201 is connected with a locking flange 213, the needle roller slot plate 202 is arranged on the locking flange 213, and the elastic baffle is connected to the lower end of the needle roller core through the locking flange to block the needle roller to prevent the needle roller from falling.

[0031] In addition, an elastic blocking piece 214 is provided between the locking flange 213 and the needle roller clamping plate 202, and the elastic blocking piece 214 can block the pressed needle roller.

[0032] In addition, the pressing assembly 2 includes a driving head 102, the lower end of which is connected to a pushing portion 103, the upper end of the needle roller core guide tube 101 is connected to the pushing portion 103, the driving head 102 drives the needle roller core guide tube 101 to move up and down through the pushing portion 103, the upper end of the needle roller core is fixedly connected to the pressing assembly, the driving head can be a cylinder, the pushing portion includes a connecting plate connected to the cylinder, the lower end of the connecting plate is connected to a connecting column, the lower end of the connecting column is connected to a pushing plate, the upper end of the needle roller core guide tube is fixedly connected to the pushing plate, the pushing plate is sleeved on the guide column, the lower end of the guide column is connected to the needle roller slot disk 202, the upper end of the needle roller core 201 is fixedly connected to the fixed plate, the connecting column passes through the fixed plate, and the pressing assembly can also select other conventional transmission mechanisms.

[0033] The specific working principle of the needle roller feeding mechanism of the present invention is as follows: first, the guide groove 204 of the needle roller slot disk 202 and the needle roller guide tube 205 are filled with needle rollers in advance, and the motor 215 is started. The output gear of the motor 215 is meshed with the gear structure 212 on the outer side of the needle roller toggle disk 203, and the needle roller toggle disk 203 is synchronously driven to rotate. After the needle roller toggle disk 203 rotates, the guide block 207 moves forward along the opening groove 206. After the guide block 207 enters the guide groove 204, the front end of the guide block 207 pushes the needle roller in the guide groove 204 to move forward. The needle roller located at the inner end of the guide groove 204 reaches the groove portion 208, and the guide block 207 blocks the needle roller in the needle roller guide tube 205 from falling. The motor 215 stops rotating, and then the cylinder is started. The cylinder pushes the needle roller clamping core guide tube 101 downward. The needle roller clamping core guide tube 101 pushes a circle of needle rollers located near the groove portion 208 downward to disengage the needle rollers, thereby completing the feeding of a group of needle rollers. Next, the cylinder drives the needle roller core guide tube 101 upward, and at the same time the motor 215 reverses, driving the needle roller dial 203 to reverse, the guide block 207 withdraws from the guide groove 204, and the needle roller in the needle roller guide tube 205 enters the guide groove 204 to replenish the needle roller. Repeating the above steps can complete the feeding of the needle roller once again.

[0034] Different from the prior art, the needle roller feeding mechanism of the present invention can improve the feeding efficiency, realize the simultaneous feeding of multiple needle rollers, save assembly time, and ensure accurate feeding.

[0035] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A needle roller feeding mechanism, characterized in that: It includes a material pressing component and a material feeding component; The feeding assembly comprises a needle roller core, a needle roller slot disk is fixedly provided on the outer side of the needle roller core, and a needle roller toggle disk is rotatably connected to the outer side of the needle roller slot disk, and the needle roller slot disk has a guide groove opened in a radial direction for filling the needle rollers, and the needle roller slot disk is provided with a needle roller guide tube corresponding to the guide groove, and the needle roller enters the guide groove along the needle roller guide tube, and the inner end of the guide groove is close to the needle roller core, and the needle roller slot disk has an open groove connected with the outer end of the guide groove, and the needle roller toggle disk has a guide block, and the guide block is movably arranged in the open groove, and the needle roller toggle disk rotates relative to the needle roller slot disk, so that the guide block enters the guide groove along the open groove, thereby limiting the needle roller in the needle roller guide tube from entering the guide groove, and pushing the needle roller in the guide groove to move forward, so that the needle roller at the inner end of the guide groove is clamped between the guide groove and the needle roller core; The pressing assembly comprises a needle roller core guide tube movably sleeved on the needle roller core, and the needle roller core guide tube moves downward to push the needle roller between the guide groove and the needle roller core to separate from the feeding assembly.

2. The needle feeding mechanism according to claim 1, characterized in that: The needle roller clamping core is provided with a plurality of groove portions at a circumferential position relative to the inner end of the guide groove, and the needle roller at the inner end of the guide groove is clamped between the groove portion and the inner end of the guide groove.

3. The needle roller feeding mechanism according to claim 2, characterized in that: The guide grooves are evenly spaced on the needle roller clamping plate, and a needle roller push block for resisting the needle roller is provided at the rear end of the guide groove, and the needle roller push block presses the needle roller in the guide groove.

4. The needle feeding mechanism according to claim 3, characterized in that: The guide block is L-shaped.

5. The needle feeding mechanism according to any one of claims 1 to 4, characterized in that: The outer circumference of the needle roller clamping plate is provided with a step structure, and the needle roller shifting plate is arranged on the step structure.

6. The needle roller feeding mechanism according to claim 5, characterized in that: The inner side of the needle roller disk has a groove matched with the needle roller slot disk, and a plurality of rotating rollers are arranged in the groove. The upper ends of the rotating rollers are connected to the needle roller disk, and the lower ends are connected to the step structure of the needle roller slot disk.

7. The needle roller feeding mechanism according to claim 6, characterized in that: The outer side of the needle roller dial is provided with a gear structure, and the gear structure is transmission-connected with the motor, and the motor drives the needle roller dial to reciprocate through the gear structure.

8. The needle roller feeding mechanism according to claim 7, characterized in that: The lower end of the needle roller clamping core is provided with an elastic blocking piece which is locked on the needle roller clamping groove disk through a locking flange.

9. The needle roller feeding mechanism according to claim 8, characterized in that: An elastic blocking piece is also arranged between the locking flange and the needle roller slot plate.

10. The needle roller feeding mechanism according to claim 9, characterized in that: The pressing assembly includes a driving head, the lower end of which is connected to a pushing portion, the upper end of the roller needle core guide tube is connected to the pushing portion, the driving head drives the roller needle core guide tube to move up and down through the pushing portion, and the upper end of the roller needle core is fixedly connected to the pressing assembly.

Images