Retainer shaping tool

Abstract

The utility model belongs to the technical field of tools, and particularly relates to a retainer reshaping tool which comprises a reshaping mechanism, a pushing mechanism and an elastic clamping mechanism, the reshaping mechanism comprises a female die and a male die which are matched with each other, the pushing mechanism is used for pushing a workpiece to be reshaped to the female die, and the elastic clamping mechanism is arranged above the female die. The clamping assembly comprises two elastic clamping plates which are oppositely arranged, the sides, close to each other, of the two elastic clamping plates are each provided with an arc-shaped groove matched with the workpiece in appearance, the two arc-shaped grooves define a clamping ring used for clamping the workpiece, and the position of the clamping ring corresponds to the position of the female die; according to the utility model, the clamping ring formed by the two elastic clamping plates which are oppositely arranged is used for clamping a workpiece in the clamping ring, so that the accurate positioning of the workpiece is realized, the deviation of the workpiece in the pushing process is avoided, and the shaping quality of the workpiece is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of tooling, and in particular relates to a retainer shaping tooling. Background Art

[0002] The cage is used to isolate the rolling elements and usually guide the rolling elements and retain them in the bearing. It has multiple windows distributed along the circumferential direction to accommodate the rolling elements. Therefore, its strength is not high and radial deformation will occur during the processing, resulting in a non-circular structure, which affects the bearing performance. Therefore, it needs to be reshaped to make it a standard circle.

[0003] The shaping tooling in the prior art usually includes a pushing mechanism and a shaping mechanism. The shaping structure includes a die and a punch. The pushing mechanism pushes the workpiece onto the die, the punch is pressed down, and the punch is pressed into the inner circle of the workpiece for shaping. However, the workpiece will be offset during the pushing process, causing the punch to not be directly aligned with the workpiece, resulting in a shaping failure. Utility Model Content

[0004] The technical problem to be solved by the utility model is: in order to solve the problem in the prior art that the workpiece will deviate during the pushing process, resulting in the punch not being directly aligned with the workpiece and causing shaping failure, a retainer shaping tool is now provided.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solution: a cage shaping tool, comprising:

[0006] The shaping mechanism comprises a die and a punch that cooperate with each other, the die is provided with a cavity, and the punch is provided with a punch that is pressed into the inner ring of the workpiece to shape it;

[0007] A material pushing mechanism is used to push the workpiece to be shaped onto the concave die, with the inner circle of the workpiece facing the cavity of the concave die;

[0008] And an elastic clamping mechanism arranged above the die, which includes two elastic clamping plates arranged opposite to each other, and arc grooves matching the shape of the workpiece are opened on the sides of the two elastic clamping plates close to each other, and the two arc grooves are enclosed to form a clamping ring for clamping the workpiece, and the position of the clamping ring corresponds to the position of the die.

[0009] During operation, the pushing mechanism pushes the workpiece to the elastic clamping mechanism, and the two arc-shaped grooves clamp the workpiece under the action of elastic force to achieve positioning, the punch is pressed down, and the punch is pressed into the inner circle of the workpiece to shape the workpiece.

[0010] The above technical solution utilizes a clamping ring formed by two relatively arranged elastic clamping plates to clamp the workpiece inside thereof, so as to achieve accurate positioning of the workpiece, avoid workpiece deviation caused during the pushing process, and improve the shaping quality of the workpiece.

[0011] Furthermore, two oppositely arranged baffles are provided above the die, the two baffles correspond one-to-one to the two elastic clamps and each elastic clamp is slidably arranged at the front end of the corresponding baffle, and the rear ends of the two baffles form a pushing channel for the workpiece to pass through. The pushing mechanism pushes the workpiece to the shaping mechanism along the pushing channel, and after the elastic clamping mechanism clamps the workpiece into position, the shaping mechanism performs shaping.

[0012] Furthermore, the arc groove is located in the middle of the elastic clamp, and the wall surface of the elastic clamp located at the rear end of the arc groove includes a convex surface on which the protruding baffle is set and a guide inclined surface connected to the convex surface, and the two guide inclined surfaces gradually approach each other from back to front; the pushing mechanism pushes the workpiece to the shaping mechanism along the pushing channel, and the workpiece first contacts the guide inclined surface so that the two elastic clamps gradually move away from each other, that is, the two convex surfaces gradually move away from each other, and then the workpiece contacts the convex surface, and finally the workpiece enters the clamping ring, and the two elastic clamps gradually approach each other under the action of elastic force to clamp the workpiece.

[0013] Furthermore, the baffle is provided with a slide groove for the elastic clamp to slide, and a guide groove is provided in the slide groove. The elastic clamp protrudes with a guide part that cooperates with the guide groove, and the guide part cooperates with the guide groove to guide the movement of the elastic clamp.

[0014] Furthermore, a connecting plate is fixed on the side of the two slide grooves facing away from each other, and a bolt is threadedly connected to the side of the two elastic clamps facing away from each other. The bolt passes through the connecting plate and an elastic member is sleeved on it. One end of the elastic member abuts against the elastic clamp and the other end abuts against the connecting plate. The two elastic clamps can approach or move away from each other under the elastic force of the elastic member.

[0015] Furthermore, the pushing mechanism includes a linear reciprocating drive mechanism and a pushing plate connected to the output end thereof, wherein the pushing plate has an arc-shaped pushing surface matching the shape of the workpiece, and the pushing surface contacts the workpiece to push the workpiece.

[0016] The beneficial effects of the utility model are as follows: the utility model utilizes a clamping ring formed by two relatively arranged elastic clamping plates to clamp the workpiece inside thereof, so as to realize accurate positioning of the workpiece, avoid the deviation of the workpiece caused in the process of pushing the material, and improve the shaping quality of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 It is a three-dimensional diagram of the utility model;

[0019] Figure 2 It is a top view of the utility model;

[0020] Figure 3 is a structural schematic diagram of an elastic clamping mechanism;

[0021] In the figure:

[0022] 1. Shaping mechanism; 101. Concave die; 102. Punch die;

[0023] 2. Pushing mechanism; 201. Pushing plate;

[0024] 3. Elastic clamping mechanism; 301. Elastic clamping plate; 3011. Arc groove; 3012. Convex surface; 3013. Guide slope; 3014. Guide part; 302. Bolt; 303. Elastic member; 304. Connecting plate;

[0025] 4. baffle; 401. material pushing channel; 402. slide groove; 403. guide groove;

[0026] 5. Workpiece;

[0027] 6. Base. DETAILED DESCRIPTION

[0028] The present invention is now described in further detail in conjunction with the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention. The "front" and "rear" in this embodiment correspond to the movement direction of the workpiece, and the part close to the shaping mechanism during the movement of the workpiece pushed by the pusher mechanism is the front end, and the part away from the shaping mechanism is the rear end.

[0029] Embodiment 1:

[0030] like Figure 1-Figure 3 As shown, the utility model is a cage shaping tool, comprising:

[0031] The shaping mechanism 1 comprises a die 101 and a punch 102 which cooperate with each other, the die 101 is provided with a cavity, and the punch 102 is provided with a punch, which presses into the inner circle of the workpiece 5 to shape it;

[0032] The pusher mechanism 2 is arranged on the base 6 and is used to push the workpiece 5 to be shaped onto the die 101. The inner circle of the workpiece 5 is directly opposite to the cavity of the die 101. The pusher mechanism 2 includes a linear reciprocating drive mechanism and a pusher plate 201 connected to its output end. The pusher plate 201 has an arc-shaped pusher surface matching the shape of the workpiece 5. The pusher surface contacts the workpiece 5 to push the workpiece 5.

[0033] And an elastic clamping mechanism 3 arranged above the die 101, which includes two elastic clamping plates 301 arranged opposite to each other, and the two elastic clamping plates 301 are each provided with an arc groove 3011 matching the shape of the workpiece 5 on one side close to each other, and the two arc grooves 3011 are enclosed to form a clamping ring for clamping the workpiece 5, and the position of the clamping ring corresponds to the position of the die 101.

[0034] Two oppositely arranged baffles 4 are provided above the die 101, the two baffles 4 correspond to the two elastic clamps 301 one by one, and each elastic clamp 301 is slidably arranged at the front end of the corresponding baffle 4, and the rear ends of the two baffles 4 form a pushing channel 401 for the workpiece 5 to pass through, and the pushing mechanism 2 pushes the workpiece 5 to the shaping mechanism 1 along the pushing channel 401, and after the elastic clamping mechanism 3 clamps the workpiece 5 into position, the shaping mechanism 1 performs shaping.

[0035] The arc groove 3011 is located in the middle of the elastic clamp 301, and the wall surface of the elastic clamp 301 located at the rear end of the arc groove 3011 includes a convex surface 3012 set on the protruding baffle 4 and a guide inclined surface 3013 connected to the convex surface 3012, and the two guide inclined surfaces 3013 on the two elastic clamps 301 gradually approach each other from back to front; the pushing mechanism 2 pushes the workpiece 5 to the shaping mechanism 1 along the pushing channel 401, and the workpiece 5 first contacts the guide inclined surface 3013 to make the two elastic clamps 301 gradually move away from each other, that is, the two convex surfaces 3012 gradually move away from each other, and then the workpiece 5 contacts the convex surface 3012, and finally the workpiece 5 enters the clamping ring, and the two elastic clamps 301 gradually approach each other under the action of elastic force to clamp the workpiece 5.

[0036] The baffle 4 is provided with a slide groove 402 for the elastic clamp 301 to slide, and a guide groove 403 is provided in the slide groove 402. The elastic clamp 301 protrudes with a guide portion 3014 that cooperates with the guide groove 403. The guide portion 3014 cooperates with the guide groove 403 to guide the movement of the elastic clamp 301.

[0037] A connecting plate 304 is fixed on the side of the two slide grooves 402 facing away from each other, and a bolt 302 is threadedly connected on the side of the two elastic clamps 301 facing away from each other. The bolt 302 passes through the connecting plate 304 and an elastic member 303 is sleeved thereon. One end of the elastic member 303 abuts against the elastic clamp 301, and the other end abuts against the connecting plate 304. The two elastic clamps 301 can move closer to or away from each other under the elastic force of the elastic member 303.

[0038] Working principle:

[0039] During operation, the pushing mechanism 2 pushes the workpiece 5 to the shaping mechanism 1 along the pushing channel 401. The workpiece 5 first contacts the guide slope 3013 to make the two elastic clamps 301 gradually move away from each other, that is, the two convex surfaces 3012 gradually move away from each other, and then the workpiece 5 contacts the convex surface 3012. Then the workpiece 5 enters the clamping ring, and the two elastic clamps 301 gradually approach under the action of elastic force to clamp the workpiece 5 to achieve positioning. Finally, the punch 102 is pressed down, and the punch is pressed into the inner ring of the workpiece 5 to shape the workpiece 5.

[0040] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A cage shaping tool, characterized in that: include: A shaping mechanism (1) comprises a female die (101) and a male die (102) that cooperate with each other; A material pushing mechanism (2) for pushing the workpiece (5) to be shaped onto the die (101); and an elastic clamping mechanism (3) arranged above the die (101), comprising two elastic clamping plates (301) arranged opposite to each other, each elastic clamping plate (301) having an arc groove (3011) matching the workpiece (5) on one side close to each other, the two arc grooves (3011) enclosing to form a clamping ring for clamping the workpiece (5).

2. A retainer shaping tool according to claim 1, characterized in that: Two baffles (4) are arranged opposite to each other above the concave die (101), the two baffles (4) correspond to the two elastic clamps (301) one by one, and each elastic clamp (301) is slidably arranged at the front end of the corresponding baffle (4), and the rear ends of the two baffles (4) form a pushing channel (401) for the workpiece (5) to pass through.

3. A retainer shaping tool according to claim 2, characterized in that: The arc-shaped groove (3011) is located in the middle of the elastic clamp (301), and the wall surface of the elastic clamp (301) located at the rear end of the arc-shaped groove (3011) includes a convex surface (3012) provided on the protruding baffle (4) and a guiding inclined surface (3013) connected to the convex surface (3012).

4. A retainer shaping tool according to claim 2, characterized in that: The baffle (4) is provided with a sliding groove (402) for the elastic clamping plate (301) to slide, and a guide groove (403) is provided in the sliding groove (402), and the elastic clamping plate (301) is protruded with a guide portion (3014) that cooperates with the guide groove (403).

5. A retainer shaping tool according to claim 4, characterized in that: A connecting plate (304) is fixed to the sides of the two slide grooves (402) facing away from each other, and a bolt (302) is threadedly connected to the sides of the two elastic clamping plates (301) facing away from each other. The bolt (302) passes through the connecting plate (304) and an elastic member (303) is sleeved thereon. One end of the elastic member (303) abuts against the elastic clamping plate (301) and the other end abuts against the connecting plate (304).

6. The retainer shaping tool according to claim 1, characterized in that: The pushing mechanism (2) comprises a linear reciprocating drive mechanism and a pushing plate (201) connected to the output end thereof, wherein the pushing plate (201) has an arc-shaped pushing surface matching the workpiece (5).

Images